1 2007-07-08 Andreas Schwab <schwab@suse.de>
3 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11 apply to assembly language, too.
12 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
16 Revert (note the sccvn portions are *not* reverted)
17 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
19 Fix PR tree-optimization/23488
21 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
23 * tree-flow-inline.h (get_value_handle): Ditto.
24 * tree-ssa-pre.c (decl_vh_map): New.
25 (decl_node_pool): New.
26 (can_value_number_operation): Support DECL_P.
27 (can_PRE_operation): Ditto.
28 (create_expression_by_pieces): Ditto.
29 (find_existing_value_expr): Modify to differnetiate between
30 addressing and top level.
31 (create_value_handle_for_expr): Handle DECL's.
32 (poolify_tree): Ditto.
33 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
34 (make_values_for_stmt): Handle DECL's properly.
35 (init_pre): Reorg to not init useless things during FRE.
37 * tree-flow.h: Include pointer-set.h.
38 (decl_vh_map): Declare.
39 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
41 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
43 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
44 the constraint description.
45 * doc/md.texi: Update documentation of AVR constraints.
47 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
49 * auto-inc-dec.c, config/arm/arm.c,
50 config/m32r/constraints.md, config/mips/mips.md,
51 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
52 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
53 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
54 typos. Follow spelling conventions.
55 * doc/invoke.texi, doc/rtl.texi: Fix typos.
57 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
58 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
60 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
61 realloc_vuse): Remove.
62 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
65 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
67 Fix PR tree-optimization/23488
69 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
70 (try_to_simplify): Ditto.
72 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
74 * tree-flow-inline.h (get_value_handle): Ditto.
75 * tree-ssa-pre.c (decl_vh_map): New.
76 (decl_node_pool): New.
77 (can_value_number_operation): Support DECL_P.
78 (can_PRE_operation): Ditto.
79 (create_expression_by_pieces): Ditto.
80 (find_existing_value_expr): Modify to differnetiate between
81 addressing and top level.
82 (create_value_handle_for_expr): Handle DECL's.
83 (poolify_tree): Ditto.
84 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
85 (make_values_for_stmt): Handle DECL's properly.
86 (init_pre): Reorg to not init useless things during FRE.
88 * tree-flow.h: Include pointer-set.h.
89 (decl_vh_map): Declare.
90 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
92 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
94 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
95 apply to assembly language, too.
96 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
98 2007-07-06 Ian Lance Taylor <iant@google.com>
99 Zack Weinberg <zackw@panix.com>
102 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
104 2007-07-06 Richard Sandiford <richard@codesourcery.com>
106 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
107 (prefetch): Likewise if "pref" would be used.
109 2007-07-06 Josh Conner <jconner@apple.com>
113 * calls.c (store_one_arg): Handle arguments which are partially
114 on the stack when detecting argument overlap.
116 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
118 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
119 chosen during find_reloads.
121 2007-07-06 Richard Guenther <rguenther@suse.de>
123 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
124 TYPE_ARG_TYPES for verification of argument types. Use
125 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
126 parameters as variable arguments.
128 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
130 * libgcc2.h (word_type): Type definition removed.
131 (cmp_return_type, shift_count_type): Type definitions added.
132 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
133 replaced with shift_count_type.
134 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
136 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
137 changed from word_type to Wtype.
138 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
139 replaced with shift_count_type.
140 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
142 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
143 libgcc_shift_count attribute added.
144 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
145 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
146 (TARGET_INITIALIZER): New target hooks added.
147 * targhooks.c (default_libgcc_cmp_return_mode,
148 default_libgcc_shift_count_mode): Default implementations for the new
150 * targhooks.h (default_libgcc_cmp_return_mode,
151 default_libgcc_shift_count_mode): Function prototypes added.
152 * target.h (struct gcc_target): Fields for the new target hooks added.
153 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
155 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
158 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
159 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
161 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
162 s390_libgcc_shift_count_mode): Functions added.
163 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
166 2007-07-06 Richard Sandiford <richard@codesourcery.com>
168 * config/mips/mips.c (compute_frame_size): Restore the original
169 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
170 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
171 Document why the difference is needed.
173 2007-07-06 Richard Guenther <rguenther@suse.de>
175 * c-common.c (boolean_increment): Use correctly typed
178 2007-07-06 Richard Sandiford <richard@codesourcery.com>
180 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
181 the topmost argument register is not also included in the save mask.
182 (mips16e_collect_argument_save_p): Take a pointer to the argument
183 register, rather than a pointer to the number of arguments.
184 (mips16e_collect_argument_saves): Only include argument saves
185 that aren't in the register mask.
187 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
189 PR rtl_optimization/32450
190 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
191 to ensure that instructions are not moved into the prologue when
192 profiling is on. Remove unused prologue_end variable.
193 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
194 as a scheduling barrier.
196 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
199 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
200 Disregard DECL_FROM_INLINE.
202 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
204 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
205 IORing with a constant.
207 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
209 PR rtl-optimization/32475
210 * df-scan.c (df_def_record_1): Add a use of the stack pointer
211 for every definition of the stack pointer.
213 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
215 * arm.c (vfp3_const_double_index): Copy signed results of
216 REAL_VALUE_TO_INT into unsigned vars.
218 2007-07-05 Richard Guenther <rguenther@suse.de>
221 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
223 * tree-ssa.c (useless_type_conversion_p): Check canonical
226 2007-07-05 Anatoly Sokolov <aesok@post.ru>
228 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
229 zero_extendhisi2): Change to define_insn_and_split.
230 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
232 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
234 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
235 pass_match_asm_constraints): New.
236 * passes.c (init_optimization_passes): Add new pass.
237 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
238 * function.h (struct function): Add has_asm_statement bit.
239 (current_function_has_asm_statement): New.
240 * tree-pass.h (pass_match_asm_constraints): New.
242 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
244 * config/mips/mips.c (mips_file_start): Avoid declaration
247 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
249 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
251 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
253 * rtl.def (NOTE): Change print format string to print
254 operand 5 as a note insn name.
256 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
257 David Ung <davidu@mips.com>
259 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
260 * doc/invoke.texi: (MIPS Options): Document them.
262 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
263 David Ung <davidu@mips.com>
265 Add support for SmartMIPS ASE.
267 * optabs.c (expand_binop_directly): New, broken out from...
268 (expand_binop): Here. Make it try rotating in the other
269 direction even when the second operand isn't constant.
270 * config/mips/mips.md (*lwxs): New.
271 * config/mips/mips.opt (msmartmips): New.
272 * config/mips/mips.c (mips_lwxs_address_p): New.
273 (mips_rtx_costs): Make it recognize scaled indexed addressing.
274 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
275 __mips_smartmips when compiling for TARGET_SMARTMIPS.
276 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
278 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
279 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
280 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
281 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
282 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
283 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
284 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
286 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
288 * tree-vectorizer.c (new_loop_vec_info): Initialize
289 LOOP_VINFO_COST_MODEL_MIN_ITERS.
290 * tree-vectorizer.h (_loop_vec_info): Added new filed
291 min_profitable_iters.
292 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
293 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
294 * tree-vect-analyze.c (vect_analyze_operations): Set
295 LOOP_VINFO_COST_MODEL_MIN_ITERS.
296 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
297 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
298 Fix calculation of peel_iters_prologue. Move consideration of epilogue
299 and prologue cost to after they are computed.
300 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
302 (vect_model_simple_cost): Takes additional argument dt. Consider cost
303 of creating vectors from scalars according to dt.
304 (vect_model_store_cost): Likewise.
305 (vectorizable_call): Use dt array instead of scalar dt. Call
306 vect_model_simple_cost with additional argument dt.
307 (vectorizable_assignment): Likewise.
308 (vectorizable_operation): Likewise.
309 (vectorizable_type_demotion): Likewise.
310 (vectorizable_type_promotion): Likewise.
311 (vectorizable_store): Use dt array instead of scalar dt. Call
312 vect_model_store_cost with additional argument dt.
313 (vect_do_peeling_for_loop_bound): Don't call
314 vect_estimate_min_profitable_iters. Instead, lookup
315 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
316 "may not be profitable".
318 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
321 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
322 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
323 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
324 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
326 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
328 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
329 addressing modes cheaper.
331 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
333 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
334 (dw_ranges_struct): Rename block_num to num. Adjust.
335 (dw_ranges_by_label_struct): New.
336 (ranges_by_label, ranges_by_label_allocated,
337 ranges_by_label_in_use): New variables.
338 (add_ranges_num): Factored most of the code out of...
339 (add_ranges): ... this one. Rewrite in terms of the former.
340 (add_ranges_by_labels): New.
341 (output_ranges): Output by-label ranges.
342 (dwarf2out_finish): Output range for multiple-section
343 compile_unit. Output standard DW_AT_low_pc in addition to
344 unexpected DW_AT_entry_pc.
346 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
348 PR tree-optimization/32604
349 PR tree-optimization/32606
351 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
352 (compute_antic_safe): Removed.
353 (ANTIC_SAFE_LOADS): Ditto.
354 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
355 (execute_pre): Don't call compute_antic_safe.
356 (vuse_equiv): New function.
357 (make_values_for_stmt): Use it
358 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
361 2007-07-04 Anatoly Sokolov <aesok@post.ru>
364 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
366 (avr_attribute_table): Make "naked" attribute apply to function types
367 rather than to decls.
368 (avr_handle_fntype_attribute): New function.
370 2007-07-04 Joseph Myers <joseph@codesourcery.com>
372 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
375 2007-07-04 David Ung <davidu@mips.com>
376 Joseph Myers <joseph@codesourcery.com>
378 * config/mips/mips.md (type): Add logical, signext and move.
379 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
380 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
381 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
382 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
383 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
384 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
385 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
386 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
387 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
388 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
389 movv2sf_hardfloat_64bit): Use the new types.
390 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
391 *movdf_softfloat, *movdf_mips16): Use "multi".
392 (extendqihi2): Replace with a define_expand.
393 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
394 Based on extend<SHORT:mode><GPR:mode>2 patterns.
395 * config/mips/74k.md (r74k_int_logical): New reservation and
397 (r74k_int_arith): Remove "slt".
398 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
399 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
400 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
401 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
402 reservations for "arith".
404 2007-07-04 Richard Guenther <rguenther@suse.de>
406 * tree-ssa.c (useless_type_conversion_p): Add handling for
407 scalar float and vector types. Only call the types_compatible_p
408 langhook for aggregate types as last resort. Follow the
411 2007-07-04 Richard Guenther <rguenther@suse.de>
413 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
414 the same as NOP_EXPR.
416 2007-07-04 Nick Clifton <nickc@redhat.com>
418 * target.h (struct gcc_target): Add target_help field.
419 * target-def.h (TARGET_HELP): New.
420 (TARGET_INITIALIZER): Use TARGET_HELP.
421 * opts.c (command_handle_option): Invoke target_help function, if
422 defined, when the user has specified --target-help on the command
424 * doc/invoke.texi: Mention that --target-help might print
425 additional information.
426 * doc/tm.texi: Document TARGET_HELP hook.
428 * arm.c (TARGET_HELP): Override default definition.
429 (arm_target_help): New - display a wrapped list of cores and
430 architectures supported.
432 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
434 * config/gcc/v850/v850.c (expand_prologue): Make sure
435 GEN_INT() argument is sign extended rather than zero extended.
436 (expand_epilogue): Likewise.
437 (output_move_double): Delete.
438 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
439 * config/gcc/v850/v850.md (movdi): Delete.
440 (*movdi_internal): Delete.
442 (*movdf_internal): Delete.
444 2007-07-04 Richard Sandiford <richard@codesourcery.com>
446 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
447 unless compiling RTP PIC.
449 2007-07-04 Richard Guenther <rguenther@suse.de>
451 PR tree-optimization/32482
452 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
453 original ssa name if we didn't find a shift expression.
454 Fix shift constant for bit zero test.
456 2007-07-04 Richard Sandiford <richard@codesourcery.com>
458 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
460 2007-07-04 Richard Sandiford <richard@codesourcery.com>
462 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
463 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
464 * config/arm/vxworks.h (ASM_SPEC): Delete.
465 (SUBTARGET_EXTRA_ASM_SPEC): Define.
467 2007-07-04 Sebastian Pop <sebpop@gmail.com>
469 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
470 (DDR_REVERSED_P): New.
471 * tree-data-ref.c (initialize_data_dependence_relation,
472 build_classic_dist_vector): Set DDR_REVERSED_P.
474 2007-07-04 Sebastian Pop <sebpop@gmail.com>
477 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
478 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
479 init_omega_for_ddr_1): Use non conservative number of iterations
481 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
482 (analyze_siv_subscript): Remove FIXME and reinitialization of
483 last_conflicts to chrec_dont_know.
484 * testsuite/gfortran.dg/vect/pr32457.f90: New.
486 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
488 * tree.c (maybe_canonicalize_argtypes): Improve description.
490 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
492 * tree.c (maybe_canonicalize_argtypes): New.
493 (build_function_type): Set canonical type.
494 (build_method_type_directly): Ditto.
495 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
498 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
500 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
502 (rewrite_use_nonlinear_expr): Likewise.
504 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
506 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
508 2007-07-04 Ben Elliston <bje@au.ibm.com>
510 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
513 * c-objc-common.c (c_types_compatible_p): Fix indentation.
515 * doc/tm.texi (Run-time Target): Capitalise "CPU".
516 (Exception Handling): Likewise.
518 2007-07-03 Jan Hubicka <jh@suse.cz>
520 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
522 2007-07-03 Eric Christopher <echristo@apple.com>
524 * doc/cppopts.texi: Add conflicting option note to -dM.
525 * doc/invoke.texi: Add note about possible conflicts with
526 -E for -dCHARS and note that -dM will not produce
527 any results if there is no machine dependent reorg.
529 2007-07-03 Geoffrey Keating <geoffk@apple.com>
531 * tree.h (DECL_ALIGN): Back out previous change.
533 2007-07-03 Joseph Myers <joseph@codesourcery.com>
535 * configure.ac: Test for .dtprelword support on MIPS.
536 * configure, config.in: Regenerate.
537 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
538 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
540 2007-07-03 Julian Brown <julian@codesourcery.com>
542 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
543 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
544 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
545 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
547 (all_fpus): Add FPUTYPE_VFP3.
548 (fp_model_for_fpu): Add VFPv3 field.
549 (arm_rtx_costs_1): Give cost to VFPv3 constants.
550 (vfp3_const_double_index): New function. Return integer index of
551 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
553 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
554 and argument represents a valid RTX for a VFPv3 constant.
555 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
557 (vfp_emit_fstmd): Similar, for fstmd.
558 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
559 constants, represented as integer indices.
560 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
561 VFP_REGNO_OK_FOR_DOUBLE macros.
562 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
563 (arm_file_start): Set float-abi attribute for VFPv3, and output
564 correct ".fpu" assembler directive.
565 (arm_dbx_register_numbering): Add FIXME.
566 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
567 (fputype): Add FPUTYPE_VFP3.
568 (FIXED_REGISTERS): Add 32 registers for D16-D31.
569 (CALL_USED_REGISTERS): Likewise.
570 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
571 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
572 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
573 (D7_VFP_REGNUM): New.
574 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
575 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
576 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
577 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
578 (REG_ALLOC_ORDER): Adjust for VFPv3.
579 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
580 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
581 VFP_LO_REGS, VFP_HI_REGS.
582 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
583 (IS_VFP_CLASS): Define macro.
584 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
586 (REGISTER_MOVE_COST): Likewise.
587 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
588 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
589 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
590 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
591 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
592 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
593 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
594 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
595 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
596 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
597 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
598 where appropriate for single-word registers.
599 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
600 As above. Fix type attributes.
601 * config/arm/constraints.md (register_contraint "t"): Define.
602 (register_constraint "w"): Change to D0-D15, or D0-D31 for
604 (register_constraint "x"): Define.
605 (constraint "Dv"): Define.
607 2007-07-03 Geoffrey Keating <geoffk@apple.com>
609 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
611 2007-07-03 Tom Tromey <tromey@redhat.com>
613 * c-parser.c (objc_pq_context): Removed.
614 (objc_need_raw_identifier): Likewise.
615 (c_parser) <objc_pq_context>: New field.
616 <objc_need_raw_identifier>: Likewise.
617 (OBJC_NEED_RAW_IDENTIFIER): Removed.
618 (c_lex_one_token): Update.
619 (c_parser_objc_protocol_definition): Update.
620 (c_parser_objc_method_definition): Update.
621 (c_parser_objc_methodproto): Update.
622 (c_parser_declspecs): Update.
624 2007-07-03 David Ung <davidu@mips.com>
626 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
628 2007-07-03 David Ung <davidu@mips.com>
629 Richard Sandiford <richard@codesourcery.com>
631 * doc/invoke.texi: Document -march=74kf3_2.
632 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
633 (TUNE_74K): Check for it.
634 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
635 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
636 * config/mips/mips.md (cpu): Add 74kf3_2.
637 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
638 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
639 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
640 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
641 74kf3_2 to the CPU list.
642 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
643 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
644 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
645 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
646 (r74kf3_2_fxfer_from_c1): New insn reservations.
648 2007-07-03 Richard Sandiford <richard@codesourcery.com>
649 David Ung <davidu@mips.com>
651 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
652 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
653 and 74k[fx]. Document aliases for the new options.
654 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
655 (PROCESSOR_24KF2_1): ...this.
656 (PROCESSOR_24KX): Rename to...
657 (PROCESSOR_24KF1_1): ...this.
658 (PROCESSOR_74KF): Rename to...
659 (PROCESSOR_74KF2_1): ...this.
660 (PROCESSOR_74KX): Rename to...
661 (PROCESSOR_74KF1_1): ...this.
662 (TUNE_74K): Update PROCESSOR_* names.
663 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
664 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
665 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
666 (mips_rtx_cost_data): Update processor names in comments.
667 (mips_issue_rate): Update PROCESSOR_* names.
668 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
669 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
670 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
671 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
672 Update cpu attribute names.
673 (r24k_fpu_iss): Rename this reservation to...
674 (r24kf2_1_fpu_iss): ...this and update all uses.
675 (r24kx_fpu_iss): Rename this reservation to...
676 (r24kf1_1_fpu_iss): ...this and update all uses.
677 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
678 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
679 Update cpu attribute names.
681 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
683 * config/m32r/constraints.md: New file.
684 * config/m32r/m32r.c: Include tm-constrs.h.
685 (small_data_operand): Use satisfies_constraint_* instead of macro.
686 (addr24_operand, gen_compare): Likewise.
687 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
688 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
689 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
690 EXTRA_CONSTRAINT): Likewise.
691 * config/m32r/m32r.md: Include constraints.md.
692 (*movsi_insn): Use satisfies_constraint_* instead of macro.
693 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
694 * config/m32r/predicates.md (conditional_move_operand): Likewise.
695 (two_insn_const_operand, int8_operand, uint16_operand,
696 reg_or_int16_operand, reg_or_uint16_operand,
697 reg_or_cmp_int16_operand, cmp_int16_operand,
698 seth_add3_operand): Likewise.
700 2007-07-03 Eric Christopher <echristo@gmail.com>
702 * libgcc2.h: Conditionally declare __bswapsi2 and
705 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
707 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
710 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
713 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
714 (__gthrw_pragma): Provide default definition.
716 * gthr-posix.c (__gthrw_pragma): Define.
718 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
720 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
721 before declaring inequality.
723 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
725 * combine.c (recog_for_combine): Log the success or failure of
726 matching new insn patterns against the machine description in
729 2007-07-03 Revital Eres <eres@il.ibm.com>
731 * ddg.c (print_sccs): New function.
732 (check_sccs): New function.
733 (create_ddg_all_sccs): Use it.
734 * ddg.h (print_sccs): Declare.
735 * modulo-sched.c (sms_order_nodes): Call print_sccs.
737 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
739 * targhooks.h (default_mode_for_suffix): New function declaration.
740 * targhooks.c (default_mode_for_suffix): New default target hook.
741 * target.h (struct c): New structure in the targetm struct.
742 (mode_for_suffix): New target hook as part of struct c.
743 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
744 default_mode_for_suffix.
745 (TARGET_C): New define.
746 * c-lex.c: Include "target.h".
747 (interpret_float): Use targetm.c.mode_for_suffix to determine
748 the mode for a given non-standard suffix.
749 Makefile.in (c-lex.o): Depend on $(TARGET_H).
751 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
752 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
754 * doc/extend.texi (Floating Types): New node. Document __float80 and
755 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
757 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
760 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
761 predicate instead of target_operand.
762 (divsi3_i1_media, divsi3_media_2): Likewise.
764 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
766 * tree.h (alias_sets_might_conflict_p): Rename into
767 alias_sets_must_conflict_p.
768 * alias.c (alias_sets_might_conflict_p): Likewise.
769 (alias_sets_conflict_p): Use it.
770 (objects_must_conflict_p): Likewise.
771 * c-common.c (strict_aliasing_warning): Adjust.
773 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
775 * rtlhooks.c (gen_lowpart_if_possible): Check for
776 invalid subreg before calling gen_lowpart_SUBREG.
778 2007-07-02 Geoffrey Keating <geoffk@apple.com>
780 * config/darwin9.h: Add copyright notice.
781 (LINK_COMMAND_SPEC): Add comment.
782 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
783 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
784 DARWIN_LIBSYSTEM_HAS_UNWIND.
786 2007-07-02 Jakub Jelinek <jakub@redhat.com>
789 * omp-low.c (check_combined_parallel): New function.
790 (lower_omp_parallel): Call it via walk_stmts, set
791 OMP_PARALLEL_COMBINED if appropriate.
792 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
793 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
794 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
795 don't consider it as combined parallel.
797 2007-07-02 Richard Sandiford <richard@codesourcery.com>
799 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
800 (gcc_tooldir): Likewise.
801 * configure: Regenerate.
802 * Makefile.in (libsubdir_to_prefix): New variable, based on the
803 old configure.ac gcc_tooldir setting.
804 (prefix_to_exec_prefix): New variable.
805 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
806 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
808 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
810 Fix PR tree-optimization/32583
811 Fix PR tree-optimization/32584
812 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
813 (phi_translate_set): Use phi_translate directly now.
814 (make_values_for_stmt): Don't value number RHS if we already know
817 2007-07-02 Steve Ellcey <sje@cup.hp.com>
818 Jim Wilson <wilson@specifix.com>
821 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
824 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
825 Richard Sandiford <richard@codesourcery.com>
826 Nigel Stephens <nigel@mips.com>
828 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
829 (mips16e_output_save_restore): Declare.
830 (mips16e_save_restore_pattern_p): Likewise.
831 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
832 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
833 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
834 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
835 (BITSET_P): New global macro, extracted from...
836 (mips_for_each_saved_reg): ...here.
837 (mips16e_save_restore_info): New struct.
838 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
839 (mips16e_save_restore_regs): New variable.
840 (mips_split_plus, mips16e_find_first_register): New functions.
841 (mips16e_mask_registers): New function.
842 (compute_frame_size): Expand the commentary before the function.
843 Enforce the MIPS16e save and restore register range restrictions.
844 Pad the general register save area at the low end.
845 (mips16e_save_restore_reg, mips16e_build_save_restore)
846 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
847 (mips16e_output_save_restore, mips16e_collect_propagate_value)
848 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
850 (mips_expand_prologue, mips_expand_epilogue): Handle
851 GENERATE_MIPS16E_SAVE_RESTORE.
852 * config/mips/mips.md (*mips16e_save_restore): New pattern.
854 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
856 PR tree-optimization/31966
857 PR tree-optimization/32533
858 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
859 "basic_block" description as its third argument. Update function
860 calls to get destination bb from "edge" argument. Save "cond" into
861 aux field of the edge. Update prototype for changed arguments.
862 (if_convertible_loop_p): Clear aux field of incoming edges if bb
864 (find_phi_replacement_condition): Operate on incoming edges, not
865 on predecessor blocks. If there is a condition saved in the
866 incoming edge aux field, AND it with incoming bb predicate.
867 Return source bb of the first edge.
868 (clean_predicate_lists): Clean aux field of outgoing node edges.
869 (tree_if_conversion): Do not initialize cond variable. Move
870 variable declaration into the loop.
871 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
872 initializations of new_stmt, arg0 and arg1 variables.
874 2007-07-02 Jakub Jelinek <jakub@redhat.com>
876 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
877 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
879 2007-07-02 Richard Guenther <rguenther@suse.de>
881 * tree-ssa.c (useless_type_conversion_p): Document
882 future intent as defining the middle-end type system.
883 Re-structure to call langhook last, group by type class,
884 mark questionable parts.
886 2007-07-02 Richard Guenther <rguenther@suse.de>
888 * tree-flow.h (types_compatible_p): Declare.
889 * tree-ssa.c (types_compatible_p): New function.
890 * ipa-type-escape.c (discover_unique_type): Use
891 types_compatible_p instead of lang_hooks.types_compatible_p.
892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
893 * tree-vn.c (expressions_equal_p): Likewise.
894 * tree.c (fields_compatible_p): Likewise.
895 * tree-ssa-dom.c (avail_expr_eq): Likewise.
896 (cprop_operand): Use useless_type_conversion_p instead of
897 lang_hooks.types_compatible_p.
898 * tree-inline.c (setup_one_parameter): Likewise.
899 (declare_return_variable): Likewise.
900 * tree-nrv.c (tree_nrv): Likewise.
901 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
902 (maybe_fold_offset_to_component_ref): Likewise.
903 (maybe_fold_offset_to_reference): Likewise.
904 * tree-ssa-copy.c (may_propagate_copy): Likewise.
905 (merge_alias_info): Likewise.
906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
907 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
908 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
909 * tree-tailcall.c (find_tail_calls): Likewise.
910 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
911 * gimplify.c (canonicalize_addr_expr): Likewise.
912 (fold_indirect_ref_rhs): Likewise.
913 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
914 (cpt_same_type): Likewise.
915 (check_pointer_types_r): Swap parameters to cpt_same_type
917 * fold-const.c (fold_convert): Revert fix for PR15988.
918 * tree-inline.c (setup_one_parameter): Instead fix it here by
919 using fold_build1 instead of fold_convert and checking for
920 error_mark_node. Convert only if the conversion is necessary.
922 2007-07-02 Joseph Myers <joseph@codesourcery.com>
924 * configure.ac: Check for .gnu_attribute on Power.
925 * configure: Regenerate.
926 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
927 attribute for floating-point ABI.
929 2007-07-02 Ira Rosen <irar@il.ibm.com>
931 PR tree-optimization/32230
932 PR tree-optimization/32477
933 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
934 address is a constant.
936 2007-07-02 Richard Sandiford <richard@codesourcery.com>
938 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
939 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
940 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
941 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
942 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
943 64-bit targets. Add support for *-elfoabi*.
944 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
945 different settings if $(tm_defines) does not select the EABI.
946 (MULTILIB_EXCLUSIONS): Define in those circumstances.
947 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
948 (MIPS_ARCH_OPTION_SPEC): Likewise.
949 (MIPS_ISA_LEVEL_SPEC): Likewise.
950 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
951 * config/mips/elfoabi.h: New file.
953 2007-07-02 Richard Guenther <rguenther@suse.de>
955 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
956 (useless_type_conversion_p): ... this.
957 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
958 (useless_type_conversion_p): ... this.
959 * builtins.c (fold_builtin_memory_op): Rename
960 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
961 * tree-cfg.c (verify_expr): Likewise.
962 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
963 * tree-ssa-ccp.c (ccp_fold): Likewise.
964 * tree-ssa-copy.c (may_propagate_copy): Likewise.
965 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
967 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
968 * tree-ssa-pre.c (eliminate): Likewise.
969 * tree-ssa.c (delete_tree_ssa): Likewise.
970 (tree_ssa_useless_type_conversion): Likewise.
971 * tree.c (build2_stat): Likewise.
973 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
975 Fix PR tree-optimization/32571
976 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
979 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
981 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
982 and other expected operations explicitly, change default to
985 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
987 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
989 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
990 (tls_load_dot_plus_eight): Move the label number into the unspec.
991 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
993 2007-07-01 Andreas Schwab <schwab@suse.de>
995 * dwarf2out.c (initial_return_save): Define only if used.
997 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
999 Unreverting Richard's Revert of:
1001 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1003 * dce.c (deletable_insn_p_1): New function, split out from...
1004 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1005 specially, not those inside PARALLELs. Remove BODY argument
1006 and adjust recursive call accordingly.
1007 (prescan_insns_for_dce): Update call to delete_insn_p.
1009 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1010 Revital Eres <eres@il.ibm.com>
1012 * ddg.c (create_ddg_all_sccs): Fix missed
1013 initialization of scc_nodes.
1015 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1018 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1019 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1021 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1023 * configure.ac: Check for .gnu_attribute on MIPS.
1024 * configure, config.in: Regenerate.
1025 * config/mips/mips.c (mips_file_start): If supported, output
1026 attribute for floating-point ABI.
1028 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1032 (ffs_cmove): New expander to expand using ctz pattern.
1033 (*ffs_cmove): Remove pattern.
1034 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1035 (ffsdi2): Expand using ctz pattern.
1036 (*ffs_rex64): Remove pattern.
1038 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1040 PR rtl-optimization/32296
1041 * pa.md (return): Delete pattern.
1042 (return_internal): Remove "(const_int 1)" from pattern.
1043 (epilogue): Use return_internal pattern for trivial returns.
1044 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1045 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1047 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1049 * tree-ssa-pre.c (is_exception_related): New function
1050 (can_value_number_operation): Use it.
1052 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1054 Fix PR tree-optimization/32540
1055 Fix PR tree-optimization/31651
1057 * tree-ssa-sccvn.c: New file.
1059 * tree-ssa-sccvn.h: Ditto.
1061 * tree-vn.c: Include tree-ssa-sccvn.h
1062 (val_expr_paid_d): Removed.
1063 (value_table): Ditto.
1064 (vn_compute): Ditto.
1065 (val_expr_pair_hash): Ditto.
1066 (val_expr_pair_expr_eq): Ditto.
1067 (copy_vuses_from_stmt): Ditto.
1070 (shared_vuses_from_stmt): Ditto.
1071 (print_creation_to_file): Moved up.
1072 (sort_vuses): Ditto.
1073 (sort_vuses_heap): Ditto.
1074 (set_value_handle): Make non-static.
1075 (make_value_handle): Ditto.
1076 (vn_add): Rewritten to use sccvn lookups.
1077 (vn_add_with_vuses): Ditto.
1078 (vn_lookup): Ditto (and second argument removed).
1079 (vn_lookup_with_vuses): Ditto.
1080 (vn_lookup_or_add): Ditto (and second argument removed);
1081 (vn_lookup_or_add_with_vuses): Ditto.
1082 (vn_lookup_with_stmt): New.
1083 (vn_lookup_or_add_with_stmt): Ditto.
1084 (create_value_handle_for_expr): Ditto.
1086 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1087 (seen_during_translate): New function.
1088 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1089 (phi_trans_add): Ditto.
1090 (constant_expr_p): FIELD_DECL is always constant.
1091 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1092 Use constant_expr_p.
1093 Avoid infinite recursion on mutually valued expressions.
1094 Change callers of vn_lookup_or_add.
1095 (phi_translate): New function.
1096 (compute_antic_safe): Allow phi nodes.
1097 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1098 (find_or_generate_expression): Rewrite slightly.
1099 (create_expression_by_pieces): Updated for vn_lookup_or_add
1101 Update VN_INFO for new names.
1102 (insert_into_preds_of_block): Update for new names.
1103 (add_to_exp_gen): New function.
1104 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1105 (find_existing_value_expr): Rewrite to changed vn_lookup.
1106 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1107 (try_look_through_load): Removed.
1108 (try_combine_conversion): Ditto.
1109 (get_sccvn_value): New function.
1110 (make_values_for_phi): Ditto.
1111 (make_values_for_stmt): Ditto.
1112 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1114 (init_pre): Update for SCCVN changes.
1116 (execute_pre): Ditto.
1118 * tree-flow.h (make_value_handle): Declare.
1119 (set_value_handle): Ditto.
1120 (sort_vuses_heap): Ditto.
1121 (vn_lookup_or_add_with_stmt): Ditto.
1122 (vn_lookup_with_stmt): Ditto.
1123 (vn_compute): Remove.
1126 (vn_lookup): Update arguments.
1128 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1130 (tree-ssa-sccvn.o): New.
1131 (OBJS-common): Add tree-ssa-sccvn.o
1133 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1136 * c-typeck.c (build_external_ref): Don't mark as used if called
1138 * calls.c (rtx_for_function_call): Likewise.
1140 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1144 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1146 * dce.c (deletable_insn_p_1): New function, split out from...
1147 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1148 specially, not those inside PARALLELs. Remove BODY argument
1149 and adjust recursive call accordingly.
1150 (prescan_insns_for_dce): Update call to delete_insn_p.
1152 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1154 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1155 (try_combine): Move potential calls to undo_all() so they happen
1156 before we commit to using the combined insns.
1158 2006-06-30 Jan Hubicka <jh@suse.cz>
1160 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1163 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1165 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1166 (cgraph_remove_unreachable_nodes): Likewise.
1167 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1168 * ipa-inline.c (update_caller_keys): Cast according to the coding
1170 (cgraph_decide_recursive_inlining): Likewise.
1171 (cgraph_decide_inlining_of_small_function): Likewise.
1172 (try_inline): Likewise.
1173 (cgraph_decide_inlining_incrementally): Likewise.
1174 * ipa-pure-const.c (get_function_state): Likewise.
1175 (scan_function): Likewise.
1176 (analyze_function): Likewise.
1177 (static_execute): Likewise.
1178 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1179 (merge_callee_local_info): Likewise.
1180 (analyze_function): Use type safe memory macros.
1181 (static_execute): Likewise. Cast according to the coding conventions.
1182 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1184 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1186 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1187 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1190 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1193 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1194 for complex modes (both int and real).
1196 2007-06-29 Jan Hubicka <jh@suse.cz>
1198 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1200 2007-06-29 Jan Hubicka <jh@suse.cz>
1203 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1206 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1209 * config/avr/avr.c: Include dataflow header file.
1210 (expand_prologue): Adjust for prologue insn change.
1211 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1214 2007-06-29 Richard Guenther <rguenther@suse.de>
1217 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1218 during type verification.
1220 2007-06-29 Jan Hubicka <jh@suse.cz>
1222 * recog.c (validate_change_rtx_1): Unshare TO argument.
1224 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1226 PR tree-optimization/24659
1227 * tree-vect-transform.c (vectorizable_call): Handle
1228 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1230 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1231 * config/i386/i386.c (enum ix86_builtins)
1232 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1233 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1235 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1236 const using def_builtin_const.
1237 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1238 input operands in the same modes as the result.
1239 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1241 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1243 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1244 (df_set_dead_notes_for_mw): Likewise.
1246 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1248 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1250 2007-06-28 DJ Delorie <dj@redhat.com>
1252 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1254 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1256 * doc/invoke.texi (C++ Dialect Options): Document
1257 fvisibility-ms-compat.
1258 * c.opt (fvisibility-ms-compat): New.
1260 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1263 * tree-affine.c (aff_combination_add_elt): Handle
1264 pointer addition specially.
1266 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1268 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1269 decl is non-external for AIX ABI.
1271 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1273 * config/rs6000/predicates.md (current_file_function_operand):
1274 Ensure the symbol is non-external for AIX ABI.
1276 2007-06-28 Nick Clifton <nickc@redhat.com>
1278 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1279 (fdce, fdse, fpredictive-commoning): Likewise.
1281 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1284 * gcc.c (process_command): Recognize the new -static-libgfortran
1287 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1290 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1291 Use a call clobbered hard reg instead of a pseudo reg.
1293 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1295 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1297 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1300 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1301 REG_LIBCALL and REG_RETVAL notes.
1302 (divsi3, mulsi3): Likewise.
1303 (mulhisi3): Likewise. Use emit_libcall_block.
1304 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1306 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1308 PR rtl-optimization/32481
1309 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1311 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1313 * dce.c (deletable_insn_p_1): New function, split out from...
1314 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1315 specially, not those inside PARALLELs. Remove BODY argument
1316 and adjust recursive call accordingly.
1317 (prescan_insns_for_dce): Update call to delete_insn_p.
1319 2007-06-27 Richard Guenther <rguenther@suse.de>
1322 * tree.h (fold_convertible_p): Declare.
1323 * fold-const.c (fold_convertible_p): New function.
1324 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1325 instead of lang_hooks.types_compatible_p.
1327 2007-06-26 Jan Hubicka <jh@suse.cz>
1329 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1330 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1331 early use validate_unshare_change.
1332 (reload_combine): Likewise.
1333 * recog.c (change_t): New field unshare.
1334 (validate_change_1): Rename from validate_change; add argument unshare.
1335 (validate_change): Turn into wrapper of validate_change_1; update
1336 prototype for bools.
1337 (validate_unshare_change): New.
1338 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1339 calls of df_insn_rescan.
1340 * recog.h (validate_change): Replace ints by bools.
1341 (validate_unshare_change): Declare.
1343 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1345 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1347 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1349 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1351 2007-06-25 Jan Hubicka <jh@suse.cz>
1353 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1355 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1356 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1357 places other call site specific checks are performed.
1359 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1362 * tree-vect-transform.c (vectorizable_operation): Convert
1363 POINTER_PLUS_EXPR over to PLUS_EXPR.
1365 2007-06-25 Chao-ying Fu <fu@mips.com>
1367 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1368 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1369 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1370 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1372 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1373 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1374 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1375 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1376 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1377 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1378 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1379 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1380 ALL_FIXED_POINT_MODE_P): New define.
1381 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1383 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1385 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1386 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1387 MODE_VECTOR_UACCUM): New mode classes.
1389 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1390 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1391 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1394 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1395 (blank_mode): Initialize ibit and fbit.
1396 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1397 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1399 (new_adjust): Change required_class to required_class_from and
1400 required_class_to for testing within a range.
1401 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1402 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1404 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1405 (make_fixed_point_mode): New.
1406 (_ADD_ADJUST): Change C to C1 and C2.
1407 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1408 use a range for machine classes.
1409 (ADJUST_IBIT, ADJUST_FBIT): New.
1410 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1412 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1413 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1414 Emit adjustment for ibit and fbit.
1415 (emit_mode_ibit, emit_mode_fbit): New.
1416 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1418 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1420 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1421 as the source of the set.
1423 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1425 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1426 FP_REGNO_P): Use IN_RANGE.
1427 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1428 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1429 (DATA_REG_P): Use DATA_REGNO_P.
1430 (FP_REG_P): Use FP_REGNO_P.
1431 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1432 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1433 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1435 2007-06-24 Jan Hubicka <jh@suse.cz>
1438 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1440 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1443 * fold-const.c (fold_binary): Strip nops of operand 0
1444 of BIT_NOT_EXPR before calling operand_equal_p.
1445 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1446 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1448 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1450 * doc/extend.texi: Document that dllimport and dllexport imply
1452 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1453 imported or exported declaration, including type declarations.
1454 * c-common.c (handle_visibility_attribute): Check for conflicts
1455 with dllimport/dllexport.
1456 (c_determine_visibility): Handle dllimport/dllexport as an
1457 explicit visibility atttribute.
1459 2007-06-23 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/16876
1463 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1465 * tree-inline.c (initialize_inlined_parameters): Do not call
1466 lang_hooks.tree_inlining.convert_parm_for_inlining.
1467 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1468 reason for mismatched types.
1469 * gimplify.c (gimplify_call_expr): Verify the call expression
1470 arguments match the called function type signature. Otherwise
1471 mark the call expression to be not considered for inlining
1472 using CALL_CANNOT_INLINE_P flag.
1473 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1474 edges call expression.
1475 (cgraph_decide_inlining_of_small_function): Likewise.
1476 (cgraph_decide_inlining): Likewise.
1477 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1479 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1480 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1481 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1483 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1484 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1486 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1487 convert_parm_for_inlining member.
1489 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1492 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1493 Remove optimization for GT.
1495 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1498 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1500 (prescan_insns_for_dce): Add extra parameter.
1502 2007-06-23 Jan Hubicka <jh@suse.cz>
1505 * gimplify.c (mark_addressable): New function.
1506 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1508 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1511 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1513 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1517 moves between MMX/SSE registers to at least 8 units to prevent
1518 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1520 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/i386.c (override_options): Correct x86_sahf
1525 2007-06-21 David Daney <ddaney@avtrex.com>
1528 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1529 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1530 (exception_receiver): Renamed to ...
1531 (nonlocal_goto_receiver): ... this.
1533 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1535 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1536 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1537 partial register accesses.
1539 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1541 * fold-const.c (debug_fold_checksum): Move it under
1542 ENABLE_FOLD_CHECKING.
1544 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1547 * tree.h (debug_fold_checksum): Declared.
1548 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1549 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1550 build_fold_addr_expr_with_type_1.
1551 (fold_addr_expr, debug_fold_checksum): New.
1552 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1553 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1556 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1558 PR tree-optimization/19590
1559 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1560 of scev is a constant.
1561 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1563 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1565 * df-problems.c (df_note_bb_compute): Made computation of live
1566 info consistent with df_lr.
1568 2007-06-21 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/32453
1571 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1572 for pointer anti-range.
1574 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1576 * config/i386/i386.c (processor_target_table): Increase maximum
1577 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1580 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1581 byte alignment if > 8 byte alignment is preferred.
1582 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1584 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1586 PR tree-optimization/31866
1587 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1588 if ASM_EXPR's input is not a SSA_NAME.
1591 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1592 but decl is a global var, instead return decl.
1593 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1594 even for is_global_var decls, if they are private in some outer
1597 2007-06-21 Richard Guenther <rguenther@suse.de>
1599 PR tree-optimization/32451
1600 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1602 2007-06-21 Christian Bruel <christian.bruel@st.com>
1604 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1605 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1606 (push_regs): Changed saving order or banked registers.
1607 (sh_expand_epilogue): Likewise.
1608 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1609 (FIRST_BANKED_REG): Likewise.
1610 (LAST_BANKED_REG): Likewise.
1611 * config/sh/sh.md (banked) New attribute.
1612 (in_delay_slot): Check banked attribute.
1614 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1616 PR tree-optimization/32075
1617 * tree-data-ref.c (subscript_dependence_tester_1,
1618 analyze_miv_subscript, analyze_overlapping_iterations,
1619 add_distance_for_zero_overlaps, build_classic_dist_vector,
1620 subscript_dependence_tester_1, analyze_overlapping_iterations,
1621 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1622 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1623 to evolution_function_is_affine_multivariate_p.
1625 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1627 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1629 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1632 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1634 * config/m32c/prologue.md (epilogue_exitd_16): New.
1635 (epilogue_reit_16): New.
1636 (epilogue_exitd): Rename to epilogue_exitd_24.
1637 (epilogue_reit): Rename to epilogue_reit_24.
1639 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1640 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1642 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1644 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1645 if dbg_cnt (sched_insn) reaches the limit.
1646 (choose_ready): New parameter INSN_PTR and new return value.
1647 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1648 the new return value from choose_ready.
1649 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1650 (rest_of_handle_global_alloc): New global_alloc_at_func.
1652 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1654 PR tree-optimization/25737
1655 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1656 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1657 * tree-flow.h (struct fieldoff): Add new field alias_set.
1658 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1659 argument addressable_type. Set alias_set of fieldoff.
1660 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1661 (create_overlap_variables_for): Pass alias_set from fieldoff to
1663 * alias.c (get_alias_set): Use alias_set from SFT if set.
1665 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1667 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1668 of a variable as an unsigned HOST_WIDE_INT integer.
1670 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1672 PR rtl-optimization/32405
1673 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1675 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1677 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1680 * builtins.c: Include diagnostic.h.
1681 (expand_builtin_expect): Make gcc_assert more permissive.
1682 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1685 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1689 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1690 if ACCUMULATE_OUTGOING_ARGS.
1692 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1694 * config/m68hc11/m68hc11.c: Include dataflow header file.
1695 (m68hc11_reorg): Port to dataflow.
1697 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1699 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1700 (struct df_problem.free_blocks_on_set_blocks): New field.
1701 (struct dataflow.optional_p): New field.
1702 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1703 (df_live_set_all_dirty): New function.
1704 * df-scan.c (df_scan_alloc): Initialize optional_p.
1705 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1706 * df-core.c (df_set_blocks): Removed use of
1707 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1708 df_problem.free_blocks_on_set_blocks to determine which blocks are
1710 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1711 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1712 uses dataflow.optional_p to determine if problem should be
1714 (rest_of_handle_df_initialize): Only start live problem if
1716 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1717 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1718 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1719 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1720 problem_NOTE): Initialize free_blocks_on_set_blocks.
1721 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1723 (df_live_set_all_dirty, df_note_alloc): New function.
1724 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1726 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1727 * postreload.c (reload_combine): Ditto.
1728 * cse.c (cse_extended_basic_block): Ditto.
1729 * regmove.c (mark_flags_life_zones): Ditto.
1730 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1731 erase_matching_seqs): Ditto.
1732 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1733 * integrate (allocate_initial_values): Ditto.
1734 * combine.c (reg_dead_at_p): Ditto.
1735 * resource.c (mark_target_live_regs): Ditto.
1736 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1737 * config/sh/sh.c (find_r0_life_regions): Ditto.
1738 * global.c (rest_of_handle_global_alloc): Only add back df_live
1740 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1742 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1744 (if_convert): Make sure df_live is there at -O == 1.
1745 (pass_if_after_combine): Cleanup flags.
1746 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1747 is there at -O == 1.
1749 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1751 * config/arm/arm.c (arm_get_frame_offsets): Set
1752 offsets->locals_base to avoid negative stack size.
1753 (thumb1_expand_prologue): Assert on negative stack size.
1755 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1757 PR tree-optimization/32367
1758 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1759 of the chrec has no evolution in that loop.
1760 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1762 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1764 * config/xtensa/xtensa.c: Include "df.h".
1765 (xtensa_builtin_saveregs): Use adjust_address instead of
1767 (xtensa_va_start): Invoke make_tree with sizetype for
1768 expand_builtin_saveregs and then convert the result to a pointer.
1769 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1770 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1771 Subtract argument size from index value as integers and then use
1772 POINTER_PLUS_EXPR to add the result to the array address.
1774 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1777 * config/m32c/m32c.c: Include dataflow header file.
1778 (m32c_emit_prologue): Adjust for prologue insn change.
1779 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1780 once inside a PARALLEL. Assume frame size passed in operand 0
1781 includes space to save the fb register.
1782 (prologue_enter_24): Likewise.
1783 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1785 2007-06-19 David Daney <ddaney@avtrex.com
1788 * config/mips/mips.md (cprestore): Mark $gp as used.
1790 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1793 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1794 (frv_ifcvt_modify_insn): Likewise.
1796 2007-06-19 Richard Guenther <rguenther@suse.de>
1798 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1799 only handle positive offsets that fit in a HOST_WIDE_INT.
1801 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1803 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1804 result of rsqrt insn for zero input argument to avoid NaN.
1806 2007-06-19 Richard Guenther <rguenther@suse.de>
1809 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1811 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1813 PR tree-optimization/32353
1814 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1816 2007-06-19 Nick Clifton <nickc@redhat.com>
1818 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1820 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1823 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1824 * config/i386/i386.c (assign_386_stack_local): Assert that
1825 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1826 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1827 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1828 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1830 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1832 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1834 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1836 PR rtl-optimization/32321
1837 * gcse.c (replace_store_insn): Update the note before
1838 calling emit_insn_after.
1840 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1843 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1845 * df-problems.c (df_note_bb_compute): Fix dumping info.
1847 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1849 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1850 insn with emit_jump_insn.
1852 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1854 PR tree-optimization/32383
1855 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1856 * targhooks.h (default_builtin_reciprocal): Update prototype.
1857 * target.h (struct gcc_target): Update builtin_reciprocal.
1858 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1859 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1860 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1861 when fndecl is in BUILT_IN_MD class.
1862 (execute_convert_to_rsqrt): Ditto.
1864 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1865 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1866 Convert BUILT_IN_SQRTF code only when md_fn is false.
1868 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1870 * bt-load.c (move_btr_def): Fix the order of arguments
1871 to validate_replace_rtx.
1873 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1875 * config/m68k/m68k-devices.def: Add 54450..54455.
1877 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1879 PR rtl-optimization/32366
1880 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1881 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1884 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1887 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1888 this is true, rescan insn being modified.
1889 (sms_schedule): Added rescan parameter.
1890 (rest_of_handle_sms): Moved freeing of dominance info to before
1891 getting out of cfg_layout.
1893 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1895 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1896 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1899 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1900 FL_CF_EMAC from the entry for isac.
1902 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1903 (const_sibcall_operand): New.
1904 (sibcall_operand): Use it.
1905 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1906 (m68k_isas): ISAC does not imply FPU or EMAC.
1907 (override_options): Add ISA_C logic for symbolic jump & call.
1909 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1911 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1912 return mode from the builtin itself.
1913 (sparc_fold_builtin): Fix cast of zero constant.
1915 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1917 * targhooks.c (default_builtin_reciprocal): New default target hook.
1918 * targhooks.h (default_builtin_reciprocal): Add prototype.
1919 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1920 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1921 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1922 default_builtin_reciprocal.
1924 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1927 * hooks.c (hook_tree_tree_bool_null): New hook.
1928 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1929 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1930 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1931 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1932 and convert it to reciprocal a*rfunc(b).
1933 (execute_convert_to_rsqrt): New function.
1934 (gate_convert_to_rsqrt): New function.
1935 (pass_convert_to_rsqrt): New pass definition.
1936 * target.h (struct gcc_target): Add builtin_reciprocal.
1937 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1938 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1939 TARGET_BUILTIN_RECIPROCAL.
1940 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1942 * config/i386/i386.h (TARGET_RECIP): New define.
1943 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1944 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1945 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1946 and not optimizing for size.
1947 (*rcpsf2_sse): New insn pattern.
1948 (*rsqrtsf2_sse): Ditto.
1949 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1950 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1951 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1952 and not optimizing for size.
1953 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1954 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1955 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1956 and not optimizing for size.
1957 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1958 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1959 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1960 and not optimizing for size.
1961 (*sse_rsqrtv4sf2): Do not export.
1963 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1964 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1965 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1966 and not optimizing for size.
1968 * config/i386/i386.opt (mrecip): New option.
1969 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1970 (ix86_emit_swsqrtsf): Ditto.
1971 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1972 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1974 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1975 ix86_expand_unop1_builtin.
1976 (ix86_emit_swdivsf): New function.
1977 (ix86_emit_swsqrtsf): Ditto.
1978 (ix86_builtin_reciprocal): New function.
1979 (TARGET_BUILTIN_RECIPROCAL): Use it.
1980 (ix86_vectorize_builtin_conversion): Rename from
1981 ix86_builtin_conversion.
1982 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1983 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1984 "i386 and x86_64 Options" section.
1985 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1987 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1988 Zdenek Dvorak <dvorakz@suse.cz>
1989 Richard Guenther <rguenther@suse.de>
1990 Kaz Kojima <kkojima@gcc.gnu.org>
1992 * tree-vrp.c (compare_values_warnv): Convert val2 to
1994 (extract_range_from_assert): Create
1995 POINTER_PLUS_EXPR for pointer types.
1996 (extract_range_from_binary_expr): Handle
1997 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1999 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2000 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2001 POINTER_PLUS_EXPR as PLUS_EXPR.
2002 (number_of_iterations_lt_to_ne):
2003 For pointer types, use sizetype when
2004 creating MINUS_EXPR/PLUS_EXPRs.
2005 (assert_loop_rolls_lt): For pointer types, use sizetype when
2006 creating MINUS_EXPR/PLUS_EXPRs.
2007 (number_of_iterations_le): Likewise.
2008 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2009 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2010 like PLUS_EXPR and MINUS_EXPR.
2011 * tree-pretty-print.c (dump_generic_node): Handle
2013 (op_prio): Likewise.
2014 (op_symbol_1): Likewise.
2015 * optabs.c (optab_for_tree_code): Likewise.
2016 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2018 * tree-tailcall.c (process_assignment): Mention
2019 POINTER_PLUS_EXPR in a TODO comment.
2020 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2021 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2022 not used with a pointer and an integer type.
2023 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2024 increment using chrec_convert_rhs instead of chrec_convert.
2025 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2026 PLUS_EXPR except for the right hand side's type will be
2028 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2029 (fold_used_pointer_cast): Kill.
2030 (pointer_offset_p): Kill.
2031 (fold_used_pointer): Kill.
2032 (pointer_used_p): Kill.
2033 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2034 call fold_used_pointer.
2035 (instantiate_parameters_1): Convert the increment
2036 using chrec_convert_rhs instead of chrec_convert.
2037 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2038 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2039 instead of PLUS_EXPR.
2040 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2041 PLUS_EXPR for pointers.
2042 (std_gimplify_va_arg_expr): Likewise.
2043 (fold_builtin_memory_op): Likewise.
2044 (fold_builtin_strstr): Likewise.
2045 (fold_builtin_strchr): Likewise.
2046 (fold_builtin_strrchr): Likewise.
2047 (fold_builtin_strpbrk): Likewise.
2048 (expand_builtin_memory_chk): Likewise.
2049 (fold_builtin_memory_chk): Likewise.
2050 (std_expand_builtin_va_start): Use
2051 sizetype for the call to make_tree and then convert
2052 to the pointer type.
2053 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2054 instead of PLUS_EXPR for adding to a pointer.
2055 (std_gimplify_va_arg_expr): Use fold_build2 for
2056 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2057 the operands to sizetype first and then cast the BIT_AND_EXPR
2058 back to the pointer type.
2059 * fold-const.c (build_range_check): Handle pointer types
2061 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2062 of PLUS_EXPR's. Make sure the offset is converted to
2064 (try_move_mult_to_index): Strip the NOPs from the offset.
2065 Remove code argument and replace all uses with PLUS_EXPR.
2066 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2067 specially. Don't use a pointer type for MINUS_EXPR.
2068 (fold_unary): Handle for (T1)(X op Y),
2069 only p+ as that is the only as that can be handled for
2070 binary operators now.
2071 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2073 <case PLUS_EXPR>: Add folding of PTR+INT into
2075 Don't call try_move_mult_to_index.
2076 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2077 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2078 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2079 Don't call try_move_mult_to_index.
2080 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2081 (tree_expr_nonzero_p): Likewise.
2082 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2083 of PLUS_EXPR for the complex expression folding.
2084 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2085 first chrec is a pointer type, then the second should
2086 be sizetype and not the first's type.
2087 For POINTER_PLUS_EXPR, use a different right hand side type.
2088 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2089 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2090 different right hand side type.
2091 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2092 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2093 instead of PLUS_EXPR.
2094 When either operand is zero, convert the other operand.
2095 (chrec_apply): Use chrec_convert_rhs
2096 on the argument x instead of chrec_convert.
2097 (reset_evolution_in_loop): For pointer types, the new_evol
2099 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2100 different right hand side type.
2101 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2102 (chrec_convert_rhs): New function.
2103 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2104 different right hand side type.
2105 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2106 * tree-chrec.h (chrec_convert_rhs): New prototype.
2107 (build_polynomial_chrec): For pointer types, the right hand
2108 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2109 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2110 Remove subtraction case as it is always addition now.
2111 Make sure the offset is converted to sizetype.
2112 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2113 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2114 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2115 PLUS_EXPR in pointer type.
2116 Handle POINTER_PLUS_EXPR.
2117 (tree_to_aff_combination): Likewise.
2118 (force_expr_to_var_cost): Likewise.
2119 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2120 instead of PLUS_EXPR for pointers.
2121 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2122 instead of PLUS_EXPR of pointer types.
2123 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2125 (check_va_list_escapes): Likewise.
2126 (check_all_va_list_escapes): Likewise.
2127 * dwarf2out.c (loc_descriptor_from_tree_1):
2128 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2129 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2130 (string_constant): Likewise.
2131 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2132 the offset to the base, use POINTER_PLUS_EXPR.
2133 (add_to_parts): Convert the index to sizetype.
2134 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2135 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2136 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2137 Offset only holds something for PLUS_EXPR.
2138 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2140 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2142 (analyze_accesses_for_modify_stmt): Likewise.
2143 Remove comment about the type being integral type as it is
2145 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2147 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2149 Correct the type which the artimentic is done in (is now
2152 * tree-data-ref.c (split_constant_offset): Handle
2154 * tree-affine.c (tree_to_aff_combination): Likewise.
2155 * c-typeck.c (build_unary_op): For pointers create the increment
2156 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2158 * gimplify.c (gimplify_self_mod_expr): Create a
2159 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2160 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2161 * tree.def (POINTER_PLUS_EXPR): New tree code.
2162 * tree-predcom.c (ref_at_iteration): If we have a pointer
2163 type do the multiplication in sizetype.
2164 * tree-mudflap.c (mf_xform_derefs_1): Create a
2165 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2166 * tree-ssa-forwprop.c
2167 (forward_propagate_addr_into_variable_array_index):
2168 Don't expect there to be a cast for the index as that
2169 does not exist anymore.
2170 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2171 instead of PLUS_EXPR.
2172 Don't check for the first operand of the POINTER_PLUS_EXPR
2173 was the index as it cannot be.
2174 Call forward_propagate_addr_into_variable_array_index with
2175 the SSA_NAME instead of the statement.
2176 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2177 (compare_constant): Likewise.
2178 (copy_constant): Likewise.
2179 (compute_reloc_for_constant): Likewise.
2180 (output_addressed_constants): Likewise.
2181 (initializer_constant_valid_p): Likewise.
2182 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2183 Convert the MIN/MAX of the inner type to the outer
2184 type before comparing them.
2185 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2186 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2187 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2188 of PLUS_EXPR for pointers.
2189 * tree-inline.c (estimate_num_insns_1): Handle
2191 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2192 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2193 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2194 instead of PLUS_EXPR for the pointer increment statement.
2195 (vect_update_ivs_after_vectorizer): For pointer types, create
2196 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2197 MULT_EXPR in sizetype.
2198 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2200 * tree-object-size.c (plus_expr_object_size): Handle
2201 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2202 code which is trying to figure out which side is a pointer and
2204 (check_for_plus_in_loops_1): Likewise.
2205 (check_for_plus_in_loops): Likewise.
2206 * c-common.c (pointer_int_sum): Create a
2207 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2208 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2209 only POINTER_PLUS_EXPR. Removing all the extra
2210 code which is trying to figure out which side is a pointer and
2212 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2213 PLUS_EXPR and MINUS_EXPR.
2214 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2216 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2217 with make_tree, instead of a pointer type.
2218 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2219 for pointers instead of PLUS_EXPR.
2220 (s390_gimplify_va_arg): Likewise.
2221 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2222 instead of PLUS_EXPR when doing addition on pointer
2223 types. Use sizetype for the second operand.
2224 (spu_gimplify_va_arg_expr): Likewise.
2225 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2226 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2227 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2228 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2229 for the pointer addition and also use size_int/sizetype
2231 (ix86_gimplify_va_arg): Likewise.
2232 Perform BIT_AND_EXPR on sizetype arguments.
2233 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2234 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2235 for the pointer additions and also use size_int for the offsets.
2236 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2237 additions and also use size_int for the offsets. Perform
2238 BIT_AND_EXPR on sizetype arguments.
2239 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2240 POINTER_PLUS_EXPR for pointers and create the
2241 BIT_AND_EXPR in sizetype.
2242 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2243 instead of PLUS_EXPR for pointer addition.
2244 (rs6000_va_start): Likewise.
2245 Also use sizetype for the offset.
2246 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2247 as PLUS_EXPR/MINUS_EXPR.
2248 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2249 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2250 Don't use BIT_AND_EXPR on a pointer type, convert the
2251 expression to sizetype first.
2252 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2254 (mips_gimplify_va_arg_expr): Likewise.
2255 Don't create BIT_AND_EXPR in a pointer type.
2257 2007-06-15 Eric Christopher <echristo@apple.com>
2259 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2260 (x86_64-*-darwin*): Ditto.
2261 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2264 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2266 * doc/extend.texi: Document behavior of __attribute__((aligned))
2269 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2271 * rtlanal.c (note_stores): Improve documentation.
2273 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2275 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2276 LOCAL_LABEL_PREFIX): Delete.
2277 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2278 (bfin_internal_label): Delete.
2280 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2282 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2283 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2284 otherwise define to LIBGCC2_TF_CEXT.
2285 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2286 (LIBGCC_TF_CEXT): Ditto.
2289 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2291 PR rtl-optimization/32339
2292 * df-scan.c (df_uses_record): Don't modify flags but just add to
2293 it for df_ref_record.
2295 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2297 * tree-mudflap.c: Fix whitespace issues.
2299 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2301 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2303 2007-06-14 Eric Christopher <echristo@apple.com>
2305 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2306 (movv4sf): Use gcc_unreachable instead of abort.
2308 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2311 * config/i386/sfp-machine.h (CMPtype): New define.
2312 (mach stubs): Use CMPtype instead of int as a return type.
2314 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2316 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2317 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2318 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2319 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2320 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2321 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2322 config/soft-fp/soft-fp.h: Update from glibc CVS.
2324 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2326 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2328 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2331 * config/v850/v850.c: Include dataflow header file.
2332 (substitute_ep_register): Fix typo.
2334 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2336 * configure.ac: Fix earlier checkin.
2337 * configure: Regenerated.
2339 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2341 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2342 * aclocal.m4: Regenerate.
2343 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2344 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2345 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2346 * configure: Regenerate.
2347 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2349 * Makefile.in (quickstrap): Build libgcc too.
2351 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2353 * configure.ac: Add --enable-checking=df. Explicitly mention that
2354 the variables are initialized as for "release".
2355 * df-core.c: Use it.
2356 * configure: Regenerate.
2357 * config.in: Regenerate.
2359 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2361 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2362 validate_replace_rtx instead of replace_rtx.
2363 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2365 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2367 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2368 (DWARF2_UNWIND_INFO): Override default if configured with
2370 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2371 (ENDFILE_SPEC): Add crtend.o.
2372 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2373 (ENDFILE_SPEC): Add crtend.o.
2374 (TARGET_USE_JCR_SECTION): Define.
2375 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2377 * config/i386/cygming-crtbegin.c: New file.
2378 * config/i386/cygming-crtend.c: New file.
2380 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2382 * config/i386/w32-unwind.h: New file.
2384 2007-06-13 Eric Christopher <echristo@apple.com>
2386 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2387 the user set a value below STACK_BOUNDARY.
2389 2007-06-13 Thiemo Seufer <ths@networkno.de>
2391 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2392 imply -lpthread for -pthread.
2394 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2396 * basic-block.h: Remove the prototype for
2397 free_basic_block_vars.
2398 * cfglayout.h: Remove the prototype for
2399 insn_locators_initialize.
2400 * tree.h: Remove the prototype for emit_line_note.
2402 * tree-ssa-pre.c (mergephitemp): Remove.
2403 (init_pre): Don't use mergephitemp.
2405 2007-06-13 Eric Christopher <echristo@apple.com>
2407 * config/i386/i386.c (override_options): If we've specified
2408 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2410 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2412 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2415 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2417 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2418 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2419 (eh_store_handler): New pattern.
2420 (eh_return): Emit it instead of a plain move.
2422 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2424 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2425 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2426 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2429 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2431 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2432 (find_next_insn_start, find_load): New functions.
2433 (bfin_reorg): Use them to deal with the fact that parallel insns are
2434 no longer represented as a SEQUENCE.
2436 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2438 * config/sparc/sparc.c (sparc_override_options): Initialize
2441 2007-06-13 Dave Korn <dave.korn@artimi.com>
2443 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2446 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2448 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2449 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2450 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2451 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2452 tree-vect-transform.c: Fix comment typos. Follow spelling
2455 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2457 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2458 to the exit block use set.
2459 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2460 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2461 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2463 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2465 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2466 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2467 to indicate an error.
2468 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2470 (dbg_cnt_process_opt): Print an error on a bad argument.
2471 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2472 * common.opt (-fdbg-cnt-list): New.
2473 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2475 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2477 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2478 flag on ref-all pointers.
2480 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2483 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2484 for the offset with the modifier as EXPAND_INITIALIZER
2485 if the modifier is EXPAND_INITIALIZER.
2486 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2487 a register if we had an overflow.
2489 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2491 * real.c (real_isfinite): New.
2492 (real_sqrt): Use it.
2493 * real.h (real_isfinite): New.
2494 * builtins.c: Use it.
2496 2007-06-12 Ian Lance Taylor <iant@google.com>
2497 Daniel Berlin <dberlin@dberlin.org>
2500 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2501 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2502 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2503 (DECL_NO_TBAA_P): Define.
2504 (struct tree_decl_common): Add no_tbaa_flag field.
2505 * tree-ssa-structalias.c (struct variable_info): Add
2506 no_tbaa_pruning field.
2507 (new_var_info): Initialize no_tbaa_pruning field.
2508 (unify_nodes): Copy no_tbaa_pruning field.
2509 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2510 (dump_solution_for_var): Print no_tbaa_pruning flag.
2511 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2513 (compute_tbaa_pruning): New static function.
2514 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2515 Call compute_tbaa_pruning.
2516 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2517 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2518 * gimple-low.c (lower_stmt): Likewise.
2519 * tree-gimple.c (is_gimple_stmt): Likewise.
2520 * tree-ssa-operands.c (get_expr_operands): Likewise.
2521 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2522 * tree-inline.c (estimate_num_insns_1): Likewise.
2523 (copy_result_decl_to_var): Likewise.
2524 * expr.c (expand_expr_real_1): Likewise.
2525 * tree-pretty-print.c (dump_generic_node): Likewise.
2526 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2527 * omp-low.c (omp_copy_decl_2): Likewise.
2528 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2529 * doc/c-tree.texi (Expression trees): Document
2530 CHANGE_DYNAMIC_TYPE_EXPR.
2532 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2534 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2535 with !HONOR_NANS and !HONOR_INFINITIES.
2536 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2538 2007-06-12 Tristan Gingold <gingold@adacore.com>
2540 * gcov.c: Comments updated.
2541 (source_info): Add file_time field.
2542 (source_index): New variable.
2543 (mutiple_files): New variable.
2544 (generate_results): New function extracted from process_file.
2545 (process_file): Save and restore chain of functions, generate
2546 results and free structures only if not merging results.
2547 (release_structures): File names are now freed in create_file_names
2548 (create_file_names): Free previous file names.
2549 (find_source): File date is now read here and modifications in
2550 source files is checked here.
2551 (read_graph_file): Only reverse order of functions for the current
2553 (make_gcov_file_name): Do not generate long names if input_name is
2555 (output_lines): If merging results do not display graph, data and
2557 Checking source file modification is done in find_source.
2559 * doc/gcov.texi: Append an s to sourcefile.
2561 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2563 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2564 (forced_nop): New pattern.
2565 * config/bfin/bfin.c: Include "df.h".
2566 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2567 (bfin_discover_loop): Use df_get_live_in instead of
2568 global_live_at_start.
2569 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2570 df_analyze when done.
2571 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2572 the insns. Use QImode for the final insn in a bundle. Call
2573 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2575 (reorder_var_tracking_notes): New function.
2576 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2577 update_life_info. Call df_analyze after scheduling and bundle
2578 generation. Call reorder_var_tracking_notes if generating these
2579 notes. Call df_finish_pass at the end.
2581 2007-06-12 Dirk Mueller <dmueller@suse.de>
2583 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2584 a comparison, not an assignment.
2586 2007-06-12 Olivier Hainque <hainque@adacore.com>
2588 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2589 Request walking the subtrees only, leaving the current is_lhs/val_only
2591 (convert_non_local_reference): Likewise.
2593 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2595 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2597 2007-06-12 Richard Guenther <rguenther@suse.de>
2599 PR tree-optimization/15353
2600 PR tree-optimization/31657
2601 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2602 * timevar.def: Add TV_TREE_IFCOMBINE.
2603 * tree-pass.h (pass_tree_ifcombine): Declare.
2604 * tree-ssa-ifcombine.c: New file.
2605 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2606 * tree-flow.h (blocks_in_phiopt_order): Declare.
2607 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2608 (tree-ssa-ifcombine.o): New dependencies.
2610 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2612 PR rtl-optimization/32293
2613 * combine.c (simplify_if_then_else): Truncate return from
2614 nonzero_bits() to correct mode.
2616 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2618 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2619 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2621 2007-06-11 Diego Novillo <dnovillo@google.com>
2623 * Makefile.in (reload1.o-warn): Remove.
2625 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2627 * combine.c (subst): Use reg_overlap_mentioned_p
2628 instead of comparing register numbers directly.
2630 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2632 * reload1.c (mark_home_live_1): Use the mode parameter.
2634 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2636 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2637 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2641 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2643 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2645 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2647 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2648 from integer registers.
2649 (FP mode splitters): Handle TFmode.
2651 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2653 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2654 for ref-all pointers that point-to anything.
2656 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2658 * config/arm/arm.c (arm_output_dwarf_dtprel,
2659 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2661 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2663 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2664 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2667 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2669 * gcc/tree.c (signed_or_unsigned_type_for): New.
2670 (unsigned_type_for): Use signed_or_unsigned_type_for.
2671 (signed_type_for): Use signed_or_unsigned_type_for.
2672 * gcc/tree.h (signed_or_unsigned_type_for): New.
2673 (get_signed_or_unsigned_type): Remove.
2674 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2675 lang_hooks.types.signed_type
2676 (size_diffop): Likewise.
2677 (all_ones_mask_p): Likewise.
2678 (build_range_check): Likewise.
2679 (fold_cond_expr_with_comparison): Likewise.
2680 (fold_cond_expr_with_comparison): Likewise.
2681 (unextend): Likewise.
2682 (extract_muldiv_1): Likewise.
2683 (fold_single_bit_test_into_sign_test): Likewise.
2684 (fold_binary): Likewise.
2685 (fold_ternary): Likewise.
2686 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2687 instead of get_signed_or_unsigned_type.
2688 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2689 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2690 * gcc/expr.c (signed_or_unsigned_type_for): Use
2691 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2692 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2693 (lhd_signed_or_unsigned_type): Remove.
2694 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2695 signed_or_unsigned_type.
2696 (lhd_signed_or_unsigned_type): Remove.
2697 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2698 lang_hooks.types.signed_type.
2699 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2700 c_common_signed_type instead of lang_hooks.types.signed_type.
2701 (c_common_unsigned_type): New.
2702 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2703 (shorten_compare): Use c_common_unsigned_type instead of
2704 c_common_signed_or_unsigned_type.
2705 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2707 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2708 lang_hooks.types.signed_type.
2709 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2710 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2711 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2712 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2713 instead of unsigned_type_for.
2714 * gcc/c-decl.c (groakdeclarator): Likewise.
2715 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2716 * gcc/c-common.h (c_common_unsigned_type): New.
2718 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2722 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2724 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2727 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2728 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2730 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2731 Sebastian Pop <sebpop@gmail.com>
2733 * lambda-code.c (remove_iv): New.
2734 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2736 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2738 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2739 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2740 * tree-ssa-loop-prefetch.c: Include optabs.h.
2741 (FENCE_FOLLOWING_MOVNT): New macro.
2742 (struct mem_ref): Add independent_p and storent_p fields.
2743 (record_ref): Initalize the new fields.
2744 (gather_memory_references_ref): Return true if the reference
2746 (gather_memory_references): Check whether all memory accesses
2747 in loop were recorded.
2748 (should_issue_prefetch_p): Return false for nontemporal stores.
2749 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2750 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2751 (determine_loop_nest_reuse): Detect independent memory references.
2752 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2753 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2754 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2755 * config/i386/i386.h (x86_mfence): Declare.
2756 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2757 * config/i386/i386.c (x86_mfence): New variable.
2758 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2760 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2761 * optabs.c (init_optabs): Initialize storent_optab.
2762 * optabs.h (enum optab_index): Add OTI_storent.
2763 (storent_optab): Declare.
2764 * genopinit.c (optabs): Add initialization for storent_optab.
2765 * tree.h (MOVE_NONTEMPORAL): New macro.
2766 * expr.c (expand_assignment, store_expr, store_constructor_field,
2767 store_constructor, store_field, expand_expr_real_1): Propagate
2768 nontemporality of the expanded store.
2769 (emit_storent_insn): New function.
2770 * expr.h (expand_assignment, store_expr): Declaration changed.
2771 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2772 to expand_assignment.
2773 * stmt.c (expand_asm_expr): Ditto.
2774 * calls.c (initialize_argument_information): Pass false as
2775 nontemporality to store_expr.
2776 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2779 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2781 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2783 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2785 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2787 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2788 and allow DECL_P here.
2790 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2792 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2793 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2794 track of the size of the expression.
2795 * cfghooks.c (merge_blocks): Remove block from loops structure only
2796 after call of the merge_blocks hook.
2798 2007-06-09 Tom Tromey <tromey@redhat.com>
2800 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2801 (deprecated_state): Removed.
2802 (start_decl): Update.
2803 (enum deprecated_states): Moved earlier.
2804 (groktypename): Update.
2805 (push_parm_decl): Likewise.
2806 (grokfield): Likewise.
2807 (start_function): Likewise.
2809 2007-06-09 Ian Lance Taylor <iant@google.com>
2811 PR tree-optimization/32169
2812 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2813 CONVERT_EXPR, check whether min and max both converted to an
2814 overflow infinity representation.
2816 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2818 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2819 not inserted on the edge.
2821 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2823 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2824 instructions if they are supported.
2825 (__divsi3, __umodsi3, __modsi3): Likewise.
2826 (__ashldi3, __ashrdi3, __lshrdi3): New.
2827 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2829 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2830 Tony Linthicum <tony.linthicum@amd.com>
2832 * doc/extend.texi: Add fvect-cost-model flag.
2833 * common.opt (fvect-cost-model): New flag.
2834 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2835 cost fields in stmt_vec_info struct for STMT.
2836 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2837 fields in stmt_vec_info struct and access functions for the same.
2838 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2839 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2840 load, store and vector to scalar operation.
2841 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2842 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2843 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2844 (TARG_VEC_STORE_COST): Define cost of vector store.
2845 (vect_estimate_min_profitable_iters): Define new function.
2846 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2847 check to evaluate if loop iterations are less than minimum profitable
2848 iterations determined by cost model or minimum vect loop bound defined
2849 by user, whichever is more conservative.
2850 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2851 run-time check to evaluate if loop iterations are less than minimum
2852 profitable iterations determined by cost model or minimum vect loop
2853 bound defined by user, whichever is more conservative.
2854 (vect_estimate_min_profitable_iterations): New function to estimate
2855 mimimimum iterartions required for vector version of loop to be
2856 profitable over scalar version.
2857 (vect_model_reduction_cost): New function.
2858 (vect_model_induction_cost): New function.
2859 (vect_model_simple_cost): New function.
2860 (vect_cost_strided_group_size): New function.
2861 (vect_model_store_cost): New function.
2862 (vect_model_load_cost): New function.
2863 (vectorizable_reduction): Call vect_model_reduction_cost during
2865 (vectorizable_induction): Call vect_model_induction_cost during
2867 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2868 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2869 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2870 vectorizable_promotion, vectorizable_demotion): Call
2871 vect_model_simple_cost during analysis phase.
2873 2007-06-08 Simon Baldwin <simonb@google.com>
2875 * reg-stack.c (get_true_reg): Readability change. Moved default case
2876 label into direct switch statement scope.
2878 2007-06-08 Simon Baldwin <simonb@google.com>
2880 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2881 in gcc_assert() with '==' comparison.
2883 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2886 TARGET_ABM handling of x86_popcnt variable.
2888 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2890 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2891 __builtin_copysignq and __builtin_infq built-in functions.
2893 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2895 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2896 SSE4.2 section. Correct built-in function names in SSE4A section.
2898 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2900 PR tree-optimization/32243
2901 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2902 for ncopies after ratio check between nunits_out and nunits_in.
2903 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2905 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2907 PR tree-optimization/32224
2908 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2909 vectorization upon a non GIMPLE_MODIFY_STMT.
2911 2007-06-08 Christian Bruel <christian.bruel@st.com>
2914 * config/sh/sh.md (doloop_end): New pattern and splitter.
2915 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2917 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2920 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2922 (verify_dominators): Do not change dominance tree.
2924 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2926 * config/sh/constraints.md: New file.
2927 * config/sh/sh.c: Include tm-constrs.h.
2928 (reg_class_from_letter): Remove.
2929 (prepare_cbranch_operands): Use satisfies_constraint_*
2930 function instead of macro.
2931 (andcosts, broken_move, sh_secondary_reload): Likewise.
2932 * config/sh/predicates.md (trapping_target_operand): Likewise.
2933 (and_operand, arith_operand, arith_reg_or_0_operand,
2934 cmp_operand, logical_operand, target_operand,
2935 ua_address_operand, ua_offset, xor_operand): Likewise.
2936 * config/sh/sh.md: Include constraints.md.
2937 (*movsicc_t_false): Use satisfies_constraint_* function
2939 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2940 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2941 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2942 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2943 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2944 (REG_CLASS_FROM_CONSTRAINT): Remove.
2945 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2946 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2947 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2948 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2949 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2950 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2951 function instead of macro.
2952 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2953 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2954 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2955 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2956 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2957 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2958 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2959 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2960 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2961 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2962 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2963 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2964 EXTRA_CONSTRAINT_STR): Likewise.
2965 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2967 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2969 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2971 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2974 * c-common.h (flag_cpp0x): Replaced by...
2975 (cxx_dialect): ... this new variable specifying the C++ dialect that
2977 * c-common.c (flag_cpp0x): Removed.
2978 (cxx_dialect): Defined.
2979 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2981 * c-opts.c (c_common_post_options): Likewise.
2982 (set_std_cxx98): Set cxx_dialect to cxx98.
2983 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2985 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2986 Hui-May Chang <hm.chang@apple.com>
2988 * doc/invoke.texi (Darwin Options): Update documentation for
2989 -mmacosx-version-min.
2990 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2991 * config/darwin-driver.c: New file.
2992 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2993 * config/t-darwin (darwin-driver.o): New rule.
2995 * config/darwin-c.c (version_as_macro): Ignore low digit.
2997 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2999 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3000 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3001 (CSGNMODE): New mode macro.
3002 (CSGNVMODE): New mode attribute.
3003 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3004 expander using CSGNMODE mode macro. Handle TFmode.
3005 (copysign<mode>3_const): Rename from copysignsf3_const and
3006 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3008 (copysign<mode>3_var): Rename from copysignsf3_var and
3009 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3011 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3012 mode macro. Handle TFmode.
3013 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3014 (iortf3, *iortf3): Ditto.
3015 (xortf3, *xortf3): Ditto.
3016 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3017 TFmode and TImode masks.
3018 (ix86_expand_copysign): Expand TFmode copysign insn.
3019 (IX86_BUILTIN_INFQ): New.
3020 (IX86_BUILTIN_FABSQ): Ditto.
3021 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3022 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3023 [__builtin_fabsq]: Ditto.
3024 [__builtin_copysignq]: Ditto.
3025 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3026 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3027 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3028 ix86_expand_binop_builtin().
3030 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3032 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3034 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3037 * rtl.h (push_to_sequence2): New.
3038 * emit-rtl.c (push_to_sequence2): New.
3039 * function.c (assign_parm_data_all): Add new fields.
3040 (assign_parm_setup_block): Call push_to_sequence2 instead of
3042 (assign_parm_setup_reg): Ditto.
3043 (assign_parm_setup_stack): Ditto.
3044 (assign_parms_unsplit_complex): Ditto.
3045 (assign_parms): Change field name.
3047 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3049 PR tree-optimization/32220
3050 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3051 phi node is reached before defining statement.
3053 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3056 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3057 after changing the right hand side of the assignment.
3059 2007-06-06 Eric Christopher <echristo@apple.com>
3061 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3062 (x86_64-*-darwin*): Ditto.
3063 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3064 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3066 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3068 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3070 (add_key): Likewise.
3071 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3072 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3074 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3076 (add_cost_one_coalesce): Likewise.
3077 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3078 variable names. Rename orig to orig_name for consistency.
3079 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3081 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3083 (record_equivalences_from_stmt): Likewise.
3084 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3085 the coding conventions.
3086 (memory_ssa_name_same): Likewise.
3087 (dse_optimize_stmt): Likewise.
3088 (dse_record_phis): Likewise.
3089 (dse_finalize_block): Likewise.
3090 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3091 keywords as variable names.
3092 (may_move_till): Cast according to the coding conventions.
3093 (force_move_till_expr): Avoid using C++ keywords as variable names.
3094 (force_move_till): Cast according to the coding conventions.
3095 (memref_hash): Likewise.
3096 (memref_eq): Likewise.
3097 (gather_mem_refs_stmt): Likewise.
3098 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3099 using C++ keywords as variable names.
3100 (idx_find_step): Cast according to the coding conventions.
3101 (idx_record_use): Likewise.
3102 (find_depends): Likewise.
3103 (prepare_decl_rtl): Likewise.
3104 (mbc_entry_hash): Likewise.
3105 (mbc_entry_eq): Likewise.
3106 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3107 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3108 (idx_infer_loop_bounds): Cast according to the coding conventions.
3109 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3110 * tree-ssa-math-opts.c (occ_new ): Likwise.
3111 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3113 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3115 (add_use_op): Likewise.
3116 (add_vop): Likewise.
3117 (add_vuse_op): Likewise.
3118 (add_vdef_op): Likewise.
3119 (get_expr_operands): Likewise.
3120 (push_stmt_changes): Use type safe memory macros.
3121 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3122 keywords as variable names.
3123 (conditional_replacement): Likewise.
3124 (minmax_replacement): Likewise.
3125 (abs_replacement): Likewise.
3126 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3128 (insert_fake_stores): Avoid using C++ keywords as variable names.
3129 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3131 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3132 (heapvar_insert): Use type safe memory macros.
3133 (new_var_info): Cast according to the coding conventions.
3134 (new_constraint): Likewise.
3135 (remove_preds_and_fake_succs): Use type safe memory macros.
3136 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3138 (thread_single_edge): Likewise.
3139 (thread_through_loop_header): Likewise.
3141 2007-06-06 Eric Christopher <echristo@apple.com>
3143 * config/i386/i386.c (override_options): Move handling
3144 of TARGET_SUBTARGET* earlier.
3146 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3148 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3151 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3153 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3154 emited outside of basic block.
3155 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3157 * rtl.h (delete_insn_chain): Declaration changed.
3158 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3160 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3161 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3162 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3163 to delete_insn_chain.
3164 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3165 do not have bb field set.
3166 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3168 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3169 * cfgcleanup.c (try_optimize_cfg): Ditto.
3171 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3173 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3174 (lambda_body_vector_new): Use type safe memory macros.
3175 (lambda_linear_expression_new): Likewise.
3176 (lambda_loopnest_new): Likewise.
3177 (lambda_lattice_new): Likewise.
3178 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3179 conventions. Use type safe memory macros.
3180 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3181 (lambda_body_vector_s): Likewise.
3182 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3183 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3185 2007-06-06 Richard Guenther <rguenther@suse.de>
3187 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3188 if we need to schedule cfg_cleanup.
3189 (tree_ssa_forward_propagate_single_use_vars): Do so.
3191 2007-06-06 Ian Lance Taylor <iant@google.com>
3193 * fold-const.c (merge_ranges): If range_successor or
3194 range_predecessor fail, just return 0.
3196 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3198 PR tree-optimization/32216
3199 * tree-vectorizer.c (supportable_widening_operation): Determine
3200 signedness of FIX_TRUNC_EXPR from output operand.
3201 (supportable_narrowing_operation): Ditto.
3202 * tree-vect-generic.c (expand_vector_operations_1): Determine
3203 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3206 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3208 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3209 (struct pta): ...from here. Change flags to unsigned to avoid
3210 excessive casting (as it is used as a bit mask).
3211 (override_options): Add casts according to the coding convenventions.
3212 (x86_64_elf_unique_section): Likewise.
3213 (examine_argument): Avoid using C++ keywords as variable names.
3214 (construct_container): Likewise.
3215 (legitimize_pic_address): Likewise.
3216 (get_dllimport_decl): Cast according to the coding conventions. Use
3217 type safe memory macros.
3218 (legitimize_address): Cast according to the coding conventions.
3219 (emit_i387_cw_initialization): Corrected the type of slot to enum
3221 (ix86_init_machine_status): Use type safe memory macros.
3222 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3223 (bdesc_pcmpistr): Likewise.
3224 (bdesc_crc32): Likewise.
3225 (bdesc_sse_3arg): Likewise.
3226 (bdesc_2arg): Likewise.
3227 (bdesc_1arg): Likewise.
3228 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3229 (ix86_expand_sse_pcmpistr): Likewise.
3230 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3231 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3232 int to match the langhook definition.
3233 (ix86_builtin_conversion): Change the type of code to unsigned init to
3234 match the langhook definition.
3235 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3237 (ix86_preferred_output_reload_class): Likewise.
3238 (ix86_cannot_change_mode_class): Likewise.
3239 (ix86_memory_move_cost): Likewise.
3240 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3241 avoid excessive casting later on.
3242 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3244 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3247 as flags setting insn.
3248 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3250 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3252 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3253 (UNSPEC_ROUND): New.
3254 ("sse4_1_round<mode>2"): New insn pattern.
3255 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3257 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3258 expander using SSEMODEF mode macro. Expand using
3259 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3260 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3261 expander using SSEMODEF mode macro. Expand using
3262 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3263 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3264 expander using SSEMODEF mode macro. Expand using
3265 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3266 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3267 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3268 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3271 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3272 Sebastian Pop <sebpop@gmail.com>
3274 * lambda.h (build_linear_expr): New.
3275 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3276 Use build_linear_expr, call fold and force_gimple_operand.
3277 (lambda_loopnest_to_gcc_loopnest): Check that there is
3278 something to insert.
3279 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3281 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3283 PR preprocessor/23479
3284 * doc/extend.texi: Document the 0b-prefixed binary integer
3287 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3289 PR tree-optimization/32215
3290 * tree-vectorizer.c (supportable_widening_operation): Return false
3291 for unsupported FIX_TRUNC_EXPR tree code.
3292 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3294 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3296 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3297 register on SPE targets. Change documentation to reflect
3299 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3300 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3301 out of the register allocation pool.
3302 (rs6000_reg_live_or_pic_offset_p): New function.
3303 (rs6000_emit_prologue): Move the actual saving of LR up to free
3304 r0 for holding r11. Split saving of SPE 64-bit registers into
3305 its own case. Ensure that offsets will always be in-range for
3306 'evstdd' by using r11 as a scratch register to point at the start
3307 of the SPE save area. Save r11 if necessary, as it is the static
3309 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3310 into its own case. Ensure that offsets will always be in-range
3311 for 'evldd' by using r11 as a scratch register to point at the
3312 start of the SPE save area. Also adjust r11 when restoring
3313 the stack pointer to compensate for pre-loading r11.
3315 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3317 * cfg.c (init_flow): Use type safe memory macros.
3318 (alloc_block): Likewise.
3319 (unchecked_make_edge): Likewise.
3320 (dump_flow_info): Avoid using C++ keywords as variable names.
3321 (copy_original_table_clear): Cast according to the coding conventions.
3322 (copy_original_table_set): Likewise.
3323 * cfgexpand (label_rtx_for_bb): Likewise.
3324 (expand_gimple_basic_block): Likewise.
3325 * cfghooks.c (dump_bb): Likewise.
3326 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3328 (lv_add_condition_to_bb): Likewise.
3329 * cfglayout (relink_block_chain): Cast according to the coding
3331 (fixup_reorder_chain): Likewise.
3332 (fixup_fallthru_exit_predecessor): Likewise.
3333 * cfgloop.c (glb_enum_p): Likewise.
3334 (get_exit_description): Likewise.
3335 (dump_recorded_exit): Likewise.
3336 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3337 (struct loop): ... from here.
3338 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3340 * cfgrtl.c (rtl_create_basic_block): Likewise.
3341 (rtl_split_block): Likewise.
3342 (rtl_dump_bb): Likewise.
3343 (cfg_layout_split_block): Likewise.
3344 (init_rtl_bb_info): Use typesafe memory macros.
3346 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3347 * graphds.h: Updated all usages of edge to graph_edge.
3348 * graphds.c: Likewise.
3349 * cfgloopanal.c: Likewise.
3351 2007-06-05 Ian Lance Taylor <iant@google.com>
3353 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3354 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3355 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3357 (test_for_singularity): Likewise.
3359 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3361 * config/i386/constraints.md ("Y2"): Replaced by ...
3363 * config/i386/i386.md: Likewise.
3364 * config/i386/mmx.md: Likewise.
3365 * config/i386/sse.md: Likewise.
3367 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3369 * config/i386/constraints.md ("z"): Replaced by ...
3371 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3372 (sse4_1_blendvps): Likewise.
3373 (sse4_1_pblendvb): Likewise.
3374 (sse4_2_pcmpestr): Likewise.
3375 (sse4_2_pcmpestrm): Likewise.
3376 (sse4_2_pcmpestr_cconly): Likewise.
3377 (sse4_2_pcmpistr): Likewise.
3378 (sse4_2_pcmpistrm): Likewise.
3379 (sse4_2_pcmpistr_cconly): Likewise.
3381 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3383 * matrix-reorg.c (transform_access_sites): Fix computation.
3384 (transform_allocation_sites): Same.
3386 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3388 * config/i386/i386.c (override_options): Use
3389 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3391 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3393 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3394 (nonimm_not_xmm0_operand): Ditto.
3395 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3396 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3397 as operand[2] predicate. Require "z" class XMM register for
3398 operand[3]. Adjust asm template.
3399 ("sse4_1_blendvpd"): Ditto.
3400 ("sse4_1_pblendvb"): Ditto.
3401 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3402 force op2 into xmm0 register for variable blend instructions.
3404 2007-06-04 Tom Tromey <tromey@redhat.com>
3406 * c-tree.h (start_enum): Update.
3407 (build_enumerator): Likewise.
3408 * c-decl.c (enum_next_value): Removed.
3409 (enum_overflow): Likewise.
3410 (start_enum): Add c_enum_contents argument. Don't use globals.
3411 (build_enumerator): Likewise.
3412 * c-tree.h (struct c_enum_contents): New struct.
3414 2007-06-04 Tom Tromey <tromey@redhat.com>
3416 * c-common.c (c_common_get_alias_set): Fix indentation.
3418 2007-06-04 Ian Lance Taylor <iant@google.com>
3420 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3421 to overflow, reduce overflow infinity to regular infinity.
3422 (vrp_var_may_overflow): New static function.
3423 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3425 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3427 * stor-layout.c (layout_type): Remove duplicate code.
3429 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3432 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3433 before build_common_builtin_nodes ().
3435 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3438 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3440 2007-06-04 Jan Hubicka <jh@suse.cz>
3442 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3443 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3444 instead of _stat version.
3446 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3448 PR tree-optimization/32194
3449 * tree-predcom.c (determine_offset): Check that both references have
3452 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3454 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3455 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3456 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3457 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3458 Add argument to iterate_fix_dominators call.
3459 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3460 * gcse.c (hoist_code): Change domby to vector.
3461 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3462 Add argument to iterate_fix_dominators call.
3463 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3464 recompute_dominator.
3465 * lambda-code.c (perfect_nestify): Ditto.
3466 * cfgloopanal.c: Include graphds.h.
3467 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3468 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3469 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3471 * graphds.c: New file.
3472 * graphds.h: New file.
3473 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3474 (get_dominated_by, get_dominated_by_region): Change return type to
3476 (verify_dominators): Recompute all dominators and compare the results.
3477 (recount_dominator): Renamed to ...
3478 (recompute_dominator): ... this. Do not check that the block is
3480 (iterate_fix_dominators): Reimplemented.
3481 (prune_bbs_to_update_dominators, root_of_dom_tree,
3482 determine_dominators_for_sons): New functions.
3483 * et-forest.c (et_root): New function.
3484 * et-forest.h (et_root): Declare.
3485 * Makefile.in (graphds.o): Add.
3486 (cfgloopanal.o): Add graphds.h dependency.
3487 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3488 * basic-block.h (get_dominated_by, get_dominated_by_region,
3489 iterate_fix_dominators): Declaration changed.
3490 (recount_dominator): Renamed to ...
3491 (recompute_dominator): ... this.
3492 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3493 (thread_through_all_blocks): Do not free dominance info.
3495 2007-06-03 Andreas Schwab <schwab@suse.de>
3497 * config/m68k/m68k.c (override_options): Don't override
3499 * config/m68k/m68k-modes.def (SF, DF): Define to use
3500 motorola_single_format and motorola_double_format, resp.
3501 * real.c (motorola_single_format): Renamed from
3502 coldfire_single_format.
3503 (motorola_double_format): Renamed from coldfire_double_format.
3504 (encode_ieee_extended): Generate a proper canonical NaN image
3505 respecting canonical_nan_lsbs_set.
3506 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3508 * real.h: Adjust declarations.
3510 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3513 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3514 the symbol is generated with the stack protector.
3516 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3518 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3519 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3521 * doc/extend.texi (interrupt): Mention m68k.
3523 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3526 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3527 (ix86_expand_sse_pcmpestr): Do not check operands for
3528 "register_operand", when insn operand predicate is "register_operand".
3529 (ix86_expand_sse_pcmpistr): Ditto.
3531 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3532 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3535 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3536 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3537 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3538 * config/i386/constraints.md ("z"): New register constraint
3539 for members of SSE_FIRST_REG class.
3540 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3541 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3542 SSE_FIRST_REG class.
3543 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3544 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3545 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3546 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3547 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3548 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3549 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3550 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3551 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3552 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3553 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3554 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3555 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3556 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3557 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3558 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3559 (struct builtin_description): Change "flag" field to unsigned.
3560 (bdesc_pcmpestr): New builtin description table.
3561 (bdesc_pcmpistr): Likewise.
3562 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3563 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3564 Initialize pcmp[ei]str[im] insns for SSE4.2.
3565 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3566 (ix86_expand_sse_pcmpistr): Likewise.
3567 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3568 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3569 (UNSPEC_PCMPISTR): Likewise.
3570 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3571 (sse4_2_pcmpestri):New isns pattern.
3572 (sse4_2_pcmpestrm): Likewise.
3573 (sse4_2_pcmpestr_cconly): Likewise.
3574 (sse4_2_pcmpistr): New insn patern and splitter.
3575 (sse4_2_pcmpistri):New isns pattern.
3576 (sse4_2_pcmpistrm): Likewise.
3577 (sse4_2_pcmpistr_cconly): Likewise.
3578 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3581 2007-06-01 David Daney <ddaney@avtrex.com>
3583 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3584 LOADGP_ABSOLUTE and not binds_local_p.
3586 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3588 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3590 2007-06-01 Ian Lance Taylor <iant@google.com>
3592 * tree-vrp.c (compare_name_with_value): Always set
3593 used_strict_overflow if we get a result from the variable itself.
3595 2007-06-01 Ian Lance Taylor <iant@google.com>
3597 PR rtl-optimization/31455
3598 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3599 subregs which have a cast between modes which are not tieable.
3601 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3603 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3604 breaks after return statements.
3606 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3608 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3609 only after no_new_pseudos.
3611 2007-05-31 Eric Christopher <echristo@apple.com>
3613 * expr.c (convert_move): Assert that we don't have a BLKmode
3615 (store_expr): Handle BLKmode moves by calling emit_block_move.
3617 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3619 * c-typeck.c (build_indirect_ref): Include type in error message.
3620 (build_binary_op): Pass types to binary_op_error.
3621 * c-common.c (binary_op_error): Take two type arguments, print out
3623 * c-common.h (binary_op_error): Update prototype.
3625 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3627 * config/i386/i386.c: Correct coments on -mno-sse4.
3629 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3631 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3632 (x86_64-*-*): Likewise.
3633 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3634 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3635 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3636 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3637 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3638 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3639 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3640 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3641 (OPTION_MASK_ISA_SSE4): Likewise.
3642 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3643 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3644 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3645 (override_options): Support SSE4.2.
3646 (ix86_build_const_vector): Support SImode and DImode.
3647 (ix86_build_signbit_mask): Likewise.
3648 (ix86_expand_int_vcond): Support V2DImode.
3649 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3650 (IX86_BUILTIN_CRC32HI): Likewise.
3651 (IX86_BUILTIN_CRC32SI): Likewise.
3652 (IX86_BUILTIN_CRC32DI): Likewise.
3653 (IX86_BUILTIN_PCMPGTQ): Likewise.
3654 (bdesc_crc32): Likewise.
3655 (bdesc_sse_3arg): Likewise.
3656 (ix86_expand_crc32): Likewise.
3657 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3658 (ix86_expand_builtin): Likewise.
3659 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3660 __SSE4_2__ for -msse4.2.
3661 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3662 (CRC32MODE): Likewise.
3663 (crc32modesuffix): Likewise.
3664 (crc32modeconstraint): Likewise.
3665 (sse4_2_crc32<mode>): Likewise.
3666 (sse4_2_crc32di): Likewise.
3667 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3669 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3670 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3671 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3672 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3673 (vcondu<mode>): Likewise.
3674 * doc/extend.texi: Document SSE4.2 built-in functions.
3675 * doc/invoke.texi: Document -msse4.2/-msse4.
3677 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3679 PR tree-optimization/32160
3680 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3681 variable as gimple reg.
3682 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3684 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3686 * gcc.c (main): Don't consider linker options when issuing the
3687 warning about a linker input file not being used.
3689 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3691 * tree-vrp.c (compare_names): Initialize sop.
3693 2007-05-30 Dirk Mueller <dmueller@suse.de>
3695 * cgraphunit.c (cgraph_analyze_function): Remove
3696 computation of inline parameters.
3698 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3700 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3702 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3704 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3705 Add vx-common.h. Include vxworks.h between vx-common.h and
3707 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3709 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3710 (TARGET_ASM_DESTRUCTOR): Likewise.
3711 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3712 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3713 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3714 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3715 (VXWORKS_ENDIAN_SPEC): Define.
3716 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3717 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3718 VXWORKS_* equivalents.
3719 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3720 (ASM_FILE_START): Delete.
3721 (TARGET_VERSION): Reformat.
3722 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3723 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3724 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3725 (FPBIT, DPBIT): Define.
3726 (fp-bit.c, dp-bit.c): New rules.
3727 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3728 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3729 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3730 * config/arm/arm.h: Include vxworks-dummy.h.
3731 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3732 Mark with ATTRIBUTE_UNUSED.
3733 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3734 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3735 make it incompatible with -msingle-pic-base.
3736 (arm_function_ok_for_sibcall): Return false for calls that might
3737 go through a VxWorks PIC PLT entry.
3738 (require_pic_register): New function, split out from...
3739 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3741 (arm_load_pic_register): Handle the VxWorks RTP initialization
3742 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3743 (arm_emit_call_insn): New function.
3744 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3745 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3746 (pic_offset_arm): New pattern.
3747 (call, call_value): Use arm_emit_call_insn.
3748 (call_internal, call_value_internal): New expanders.
3749 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3750 VxWorks unless __PIC__.
3752 2007-05-30 Eric Christopher <echristo@gmail.com>
3754 * genrecog.c: Include regs.h in generated file.
3755 * genemit.c: Ditto. Fix up formatting.
3756 * config/mn10300/constraints.md: New.
3757 * config/mn10300/mn10300.md: Include.
3758 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3759 Fix up for removed macro.
3760 * config/mn10300/predicates.md (call_address_operand): Ditto.
3761 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3762 (CONST_OK_FOR_I): Ditto.
3763 (CONST_OK_FOR_J): Ditto.
3764 (CONST_OK_FOR_K): Ditto.
3765 (CONST_OK_FOR_L): Ditto.
3766 (CONST_OK_FOR_M): Ditto.
3767 (CONST_OK_FOR_N): Ditto.
3768 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3772 (EXTRA_CONSTRAINT): Ditto.
3774 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3776 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3778 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3779 OPTION_MASK_ISA_64BIT.
3780 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3782 2007-05-30 Richard Guenther <rguenther@suse.de>
3785 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3786 types for comparison.
3787 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3788 with original typed arguments.
3789 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3791 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3793 PR tree-optimization/31769
3794 * except.c (duplicate_eh_regions): Clear prev_try if
3795 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3797 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3799 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3800 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3801 bsi of the location where statements should be inserted.
3802 (sink_code_in_bb): Take bsi from statement_sink_location.
3803 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3804 instead of bsi_start.
3805 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3807 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3808 (bsi_move_before): Document inconsistency with bsi_move_after.
3809 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3811 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3813 * config/i386/i386.h (TARGET_ABM): New define.
3814 (TARGET_POPCNT): Ditto.
3815 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3816 New temporary defines to redefine from OPTION_ISA_* defines.
3817 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3818 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3819 (ix86_isa_flags): New extern int declaration.
3820 (TARGET_SUBTARGET_DEFAULT): New define.
3821 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3822 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3823 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3824 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3825 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3826 * config/i386/darwin.h: Change TARGET_64BIT define to
3829 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3830 using existing "ix86_isa_flags" varible.
3831 (m32, m64): Use existing "ix86_isa_flags" variable.
3832 (mmmx, m3dnow): Ditto.
3833 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3834 (mabm): Define as non-negative option using "x86_abm" variable.
3835 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3837 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3838 Rewrite feature test bitmap.
3839 (ix86_isa_flags): New initialized global int varible.
3840 (ix86_isa_flags_explicit): New static int variable.
3841 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3842 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3843 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3844 target_flags_explicit.
3845 (override_options): Remove "target_enable" and "target_disable" fields
3846 from "struct ptt". Update processor_target_table accordingly. Remove
3847 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3848 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3849 "target_flags" and "ix86_isa_flags_explicit" instead of
3850 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3851 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3852 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3853 to true when either of PTA_POPCNT or PTA_ABM is set in
3854 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3855 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3856 processor_alias_table flags entry. Remove handling of
3857 "target_enable" and "target_disable" fields of processor_target_table.
3858 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3859 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3860 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3861 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3862 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3864 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3866 2007-05-29 David Daney <ddaney@avtrex.com>
3869 * config/mips/mips.c (mips_output_mi_thunk): Emit
3870 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3872 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3873 * config/i386/i386.c (ix86_function_regparm): Added checking of
3874 ix86_force_align_arg_pointer to determine the number of
3875 register parameters.
3877 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3879 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3880 (SET_DR_MISALIGNMENT): New.
3881 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3882 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3883 Use SET_DR_MISALIGNMENT.
3884 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3886 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3887 find_loop_nest): Export.
3888 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3889 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3890 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3891 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3893 (struct mem_ref): Add field reuse_distance.
3894 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3895 Initialize reuse_distance field.
3896 (issue_prefetch_ref): Select temporality of prefetch according to
3898 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3899 self_reuse_distance, determine_loop_nest_reuse): New functions.
3900 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3901 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3902 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3905 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3907 * tree-ssa-alias.c: Add aliasing overview.
3909 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3910 Danny Smith <dannysmith@users.sourceforge.net>
3913 * config/i386/t-crtfm: Compile crtfastmath.o with
3914 -minline-all-stringops.
3915 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3916 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3918 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3920 * doc/md.texi: Document constraints on HP PA-RISC.
3922 * pa/constraints.md: New file.
3923 * pa.md: Include constraints.md.
3924 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3925 (integer_store_memory_operand, ldil_cint_p): New functions.
3926 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3927 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3928 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3929 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3930 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3932 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3935 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3936 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3937 case POSTDECREMENT_EXPR>): Return the error_mark_node
3938 if either the real or imaginary parts would an
3941 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3943 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3944 name when we remove it from a call.
3946 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3948 * targhooks.c (default_narrow_bitfield): Remove.
3949 * targhooks.h: Remove the prototype for
3950 default_narrow_bitfield.
3952 * langhooks-def.h: Remove the prototype for
3953 hook_get_alias_set_0.
3954 * langhooks.c (hook_get_alias_set_0): Remove.
3956 * global.c (EXECUTE_IF_CONFLICT): Remove.
3958 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3961 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3962 return true when truth_value_p is true and the type
3965 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3967 * doc/install.texi (Prerequisites): We no longer require Autoconf
3968 2.13 for the top-level.
3970 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3972 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3973 memory access via x86_expand_vector_move_misalign() only for
3974 TImode values on 32-bit targets.
3976 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3978 * matrix-reorg.c: New file. Implement matrix flattening and
3979 transposing optimization.
3980 * tree-pass.h: Add matrix reorg pass.
3981 * common.opt: Add fipa-mreorg flag.
3982 * Makefile.in: Add matrix-reorg.c.
3983 * passes.c: Add matrix reorg pass.
3984 * varpool.c (add_new_static_var): New function.
3985 * cgraph.h (add_new_static_var): Declare.
3987 2007-05-27 Eric Christopher <echristo@apple.com>
3989 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3990 sp_offset depending on stack size. Save r12 depending
3991 on registers we're saving later.
3992 (rs6000_emit_epilogue): Update sp_offset depending only
3995 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3997 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3998 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3999 * ifcvt.c (if_convert): Ditto.
4000 * tree-ssa-threadupdate.c (thread_block): Ditto.
4001 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4002 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4003 verify_loop_closed_ssa): Check number_of_loops instead of
4005 * predict.c (tree_estimate_probability): Ditto.
4006 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4007 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4008 * modulo-sched.c (sms_schedule): Ditto.
4009 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4010 (scev_finalize): Do not do anything if scev analysis was not
4012 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4013 current_loops == NULL.
4014 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4015 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4017 (loop_optimizer_finalize): Assert that loops were analyzed.
4018 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4019 rtl_doloop): Check number_of_loops instead of current_loops.
4020 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4021 current_loops == NULL.
4022 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4023 gate_tree_vectorize tree_linear_transform, check_data_deps,
4024 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4025 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4026 Check number_of_loops instead of current_loops.
4027 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4028 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4029 free loops if available.
4030 (execute_pre): Do not pass do_fre to fini_pre.
4032 2007-05-27 Tobias Burnus <burnus@net-b.de>
4035 * real.c (mpfr_from_real): Fix sign of -Inf.
4037 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4039 * tree-vect-transform.c (vectorizable_conversion): Initialize
4040 tree_code variables to ERROR_MARK.
4041 (vectorizable_type_demotion): Likewise.
4042 (vectorizable_type_promotion): Likewise.
4044 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4047 * config/i386/i386.md (movti): Handle push operands via
4050 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4052 * basic-block.h: Remove the prototype for merge_seq_blocks.
4053 * cfgcleanup.c (merge_seq_blocks): Remove.
4055 * tree-flow.h: Remove the prototype for is_aliased_with.
4056 * tree-ssa-alias.c (is_aliased_with): Remove.
4058 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4062 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4064 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4065 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4066 (vec_unpacks_hi_v16qi): Likewise.
4067 (vec_unpacku_lo_v16qi): Likewise.
4068 (vec_unpacks_lo_v16qi): Likewise.
4069 (vec_unpacku_hi_v8hi): Likewise.
4070 (vec_unpacks_hi_v8hi): Likewise.
4071 (vec_unpacku_lo_v8hi): Likewise.
4072 (vec_unpacks_lo_v8hi): Likewise.
4073 (vec_unpacku_hi_v4si): Likewise.
4074 (vec_unpacks_hi_v4si): Likewise.
4075 (vec_unpacku_lo_v4si): Likewise.
4076 (vec_unpacks_lo_v4si): Likewise.
4078 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4080 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4081 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4082 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4083 follow spelling conventions in various
4084 warning/error/diagnostic messages.
4086 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4087 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4088 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4089 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4090 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4091 * doc/tm.texi: Follow spelling conventions.
4093 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4096 * tree-ssa-forwprop.c
4097 (forward_propagate_addr_into_variable_array_index): Remove
4098 the lhs argument. Use the type of def_rhs instead of lhs.
4099 (forward_propagate_addr_expr_1): Update use of
4100 forward_propagate_addr_into_variable_array_index.
4102 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4103 Nigel Stephens <nigel@mips.com>
4105 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4106 function attributes, "far" being an alias for "long_call".
4107 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4108 (mips_near_type_p, mips_far_type_p): New.
4109 (mips_comp_type_attributes): New function to check that attributes
4110 attached to a function type are compatible.
4111 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4112 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4113 to the target function of the thunk.
4114 (mips_encode_section_info): Check for "near" and "far" function
4115 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4117 * config/mips/predicates.md (const_call_insn_operand): Test only
4118 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4120 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4123 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4124 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4125 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4126 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4128 2007-05-25 Eric Christopher <echristo@apple.com>
4130 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4131 to x86-darwin configurations.
4132 * config/i386/t-darwin: Add softfp support.
4133 * config/i386/t-darwin64: Ditto.
4134 * config/i386/sfp-machine.h: If mach then don't use
4135 aliasing, emit a stub to call.
4137 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4139 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4140 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4141 tree-predcom.c, tree-ssa-alias-warnings.c,
4142 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4143 comment typos. Follow spelling conventions.
4144 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4146 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4149 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4150 constants into memory. Expand unaligned memory references for
4151 SSE modes via x86_expand_vector_move_misalign() function.
4153 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4156 "memory" attribute for "sseishft" type insn without operands[2].
4158 2007-05-25 Dirk Mueller <dmueller@suse.de>
4159 Marcus Meissner <meissner@suse.de>
4161 * doc/extend.texi (alloc_size): New attribute.
4162 * c-common.c (handle_alloc_size_attribute): New.
4163 * tree-object-size.c (alloc_object_size): Use alloc_size
4164 attribute, if available.
4166 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4168 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4170 (__builtin_ia32_vec_ext_v2di): Likewise.
4171 (__builtin_ia32_vec_ext_v4si): Likewise.
4172 (__builtin_ia32_vec_ext_v8hi): Likewise.
4173 (__builtin_ia32_vec_ext_v16qi): Likewise.
4174 (__builtin_ia32_vec_set_v8hi): Likewise.
4176 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4178 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4180 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4182 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4183 (arm_is_longcall_p): Rename to...
4184 (arm_is_long_call_p): ...this. Take a single tree argument and
4186 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4187 (CUMULATIVE_ARGS): Remove call_cookie.
4188 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4189 (ENCODED_LONG_CALL_ATTR_P): Delete.
4190 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4191 LONG_CALL_FLAG_CHAR cases.
4192 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4193 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4194 ARM_DECLARE_FUNCTION_SIZE.
4195 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4196 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4197 (arm_encode_call_attribute, current_file_function_operand): Delete.
4198 (arm_function_in_section_p): New function.
4199 (arm_is_longcall_p): Rename to...
4200 (arm_is_long_call_p): ...this. Take the target function as a single
4201 argument and return a bool. Do not rely on call cookies. Check
4202 whether the target symbol is in the same section as the current
4203 function, not just the same compilation unit.
4204 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4205 (arm_encode_section_info): Don't encode a call type.
4206 * config/arm/arm.md (call, call_value): Update calls to
4207 arm_is_long(_)call_p. Simplify logic.
4208 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4209 Update calls to arm_is_long(_)call_p.
4211 2007-05-25 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/31982
4214 * tree-ssa-forwprop.c
4215 (forward_propagate_addr_into_variable_array_index): Handle arrays
4216 with element size one.
4218 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4220 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4221 (umulsi3_highpart): Likewise.
4223 2007-05-24 Ian Lance Taylor <iant@google.com>
4225 PR rtl-optimization/32069
4226 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4229 2007-05-24 Ollie Wild <aaw@google.com>
4231 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4234 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4236 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4237 (oprs_unchanged_p): Use it to check all registers in a REG.
4238 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4239 (reg_set_between_after_reload_p): Delete.
4240 (reg_used_between_after_reload_p): Likewise.
4241 (reg_set_or_used_since_bb_start): Likewise.
4242 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4243 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4244 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4245 * rtlanal.c (reg_set_p): Check whether REG overlaps
4246 regs_invalidated_by_call, rather than just checking the
4247 membership of REGNO (REG).
4249 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4251 * doc/passes.texi: Document predictive commoning.
4252 * doc/invoke.texi (-fpredictive-commoning): Document.
4253 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4254 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4255 adding indices to the generated name.
4256 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4257 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4258 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4259 (op_symbol_code): ... and exported.
4260 (dump_omp_clause, op_symbol): Use op_symbol_code
4261 instead of op_symbol_1.
4262 * tree-pass.h (pass_predcom): Declare.
4263 * timevar.def (TV_PREDCOM): New timevar.
4264 * tree-ssa-loop.c (run_tree_predictive_commoning,
4265 gate_tree_predictive_commoning, pass_predcom): New.
4266 * tree-data-ref.c (find_data_references_in_loop): Find the
4267 references in dominance order.
4268 (canonicalize_base_object_address): Ensure that the result has
4270 (dr_analyze_innermost): Export.
4271 (create_data_ref): Code to fail for references with invariant
4273 (find_data_references_in_stmt): ... here.
4274 * tree-data-ref.h (dr_analyze_innermost): Declare.
4275 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4276 (aff_combination_find_elt, name_expansion_hash,
4277 name_expansion_eq, tree_to_aff_combination_expand,
4278 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4280 * tree-affine.h (aff_combination_constant_multiple_p,
4281 tree_to_aff_combination_expand): Declare.
4282 * tree-predcom.c: New file.
4283 * common.opt (fpredictive-commoning): New option.
4284 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4285 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4286 * Makefile.in (tree-predcom.o): Add.
4287 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4288 * passes.c (init_optimization_passes): Add dceloop after
4289 copy propagation in loop optimizer. Add predictive commoning
4290 to loop optimizer passes.
4292 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4294 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4297 2007-05-24 Jan Hubicka <jh@suse.cz>
4299 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4301 (genheader): Include statistics.h.
4303 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4305 * print-rtl.c (flag_dump_unnumbered): Update comments.
4306 (print_rtl): Fix my previous change.
4307 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4310 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4313 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4315 (thread_through_all_blocks): Call initialize_original_copy_tables
4316 and free_original_copy_tables.
4317 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4319 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4320 * cfghooks.c (duplicate_block): Use get_loop_copy.
4321 * cfg.c: Include cfgloop.h.
4322 (loop_copy): New hash table.
4323 (initialize_original_copy_tables): Initialize loop_copy table.
4324 (free_original_copy_tables): Free loop_copy table.
4325 (copy_original_table_clear, copy_original_table_set,
4326 set_loop_copy, get_loop_copy): New functions.
4327 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4328 * cfgloop.h (struct loop): Remove copy field.
4329 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4330 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4332 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4334 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4335 -msse/-msse2/-msse3.
4337 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4339 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4340 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4342 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4345 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4346 * targhooks.h (default_mangle_decl_assembler_name): Declare
4348 * targhooks.c (default_mangle_decl_assembler_name): Define
4350 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4352 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4353 * langhooks.c (lhd_set_decl_assembler_name): Call
4354 targetm.mangle_decl_assembler_name for names with global scope.
4356 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4358 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4359 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4361 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4362 New. Factored out of i386_pe_encode_section_info.
4363 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4364 Move check for prior decoration of stdcall
4365 symbols to i386_pe_encode_section_info.
4366 (i386_pe_encode_section_info): Adjust call to
4367 gen_stdcall_or_fastcall_suffix. Use
4368 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4369 (i386_pe_mangle_decl_assembler_name): New. Wrap
4370 i386_pe_maybe_mangle_decl_assembler_name.
4372 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4374 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4375 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4376 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4377 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4378 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4381 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4382 Nigel Stephens <nigel@mips.com>
4383 Richard Sandiford <richard@codesourcery.com>
4385 Fix up MIPS16 hard float and add support for complex.
4387 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4388 (TARGET_SOFT_FLOAT_ABI): New.
4389 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4390 __mips_soft_float to reflect the ABI in use, not whether the
4391 FPU is directly accessible (e.g., in MIPS16 mode).
4392 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4393 (UNITS_PER_FPVALUE): Likewise.
4395 * config/mips/mips.c (mips_expand_call): Remove redundant
4396 TARGET_MIPS16 check.
4397 (mips_arg_regno): New.
4398 (function_arg_advance): When setting bits in cum->fp_code for
4399 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4401 (function_arg): Use mips_arg_regno.
4402 (mips_return_mode_in_fpr_p): New.
4403 (mips16_call_stub_mode_suffix): New.
4404 (mips16_cfun_returns_in_fpr_p): New.
4405 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4406 (mips_output_function_prologue): Test mips16_hard_float, not
4407 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4408 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4409 return value into a floating-point register.
4410 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4411 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4412 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4413 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4414 word of double arguments from or to the high bits of 64-bit
4415 floating point registers.
4416 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4417 (mips16_fpret_double): New helper function.
4418 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4419 support for complex modes. Fill in DECL_RESULT for stubdecl.
4420 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4422 * config/mips/mips16.S
4423 (RET, ARG1, ARG2): New.
4424 (MERGE_GPRf, MERGE_GPRt): New.
4425 (DELAYt, DELAYf): New.
4426 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4427 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4428 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4429 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4430 (SFOP): Renamed to...
4431 (OPSF3): This, and macro-ified. Updated all uses.
4432 (SFOP2): Renamed to...
4433 (OPSF2): This, and macro-ified. Updated all uses.
4434 (SFCMP): Renamed to...
4435 (CMPSF): This, and macro-ified. Updated all uses.
4436 (SFREVCMP): Renamed to...
4437 (REVCMPSF): This, and macro-ified. Updated all uses.
4438 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4439 (LDDBL1, LDDBL2, RETDBL): Deleted.
4440 (DFOP): Renamed to...
4441 (OPDF3): This, and macro-ified. Updated all uses.
4442 (DFOP2): Renamed to...
4443 (OPDF2): This, and macro-ified. Updated all uses.
4444 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4445 (DFCMP): Renamed to...
4446 (CMPDF): This, and macro-ified. Updated all uses.
4447 (DFREVCMP): Renamed to...
4448 (REVCMPDF): This, and macro-ified. Updated all uses.
4449 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4450 (RET_FUNCTION): New.
4451 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4452 (__mips16_ret_sc, __mips16_ret_dc): New.
4453 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4454 STUB_ARGS_6, STUB_ARGS_10): New.
4455 (CALL_STUB_NO_RET): New.
4456 (__mips16_call_stub_1): Macro-ified.
4457 (__mips16_call_stub_5): Macro-ified.
4458 (__mips16_call_stub_2): Macro-ified.
4459 (__mips16_call_stub_6): Macro-ified.
4460 (__mips16_call_stub_9): Macro-ified.
4461 (__mips16_call_stub_10): Macro-ified.
4462 (CALL_STUB_RET): New.
4463 (__mips16_call_stub_sf_0): Macro-ified.
4464 (__mips16_call_stub_sf_1): Macro-ified.
4465 (__mips16_call_stub_sf_5): Macro-ified.
4466 (__mips16_call_stub_sf_2): Macro-ified.
4467 (__mips16_call_stub_sf_6): Macro-ified.
4468 (__mips16_call_stub_sf_9): Macro-ified.
4469 (__mips16_call_stub_sf_10): Macro-ified.
4470 (__mips16_call_stub_df_0): Macro-ified.
4471 (__mips16_call_stub_df_1): Macro-ified.
4472 (__mips16_call_stub_df_5): Macro-ified.
4473 (__mips16_call_stub_df_2): Macro-ified.
4474 (__mips16_call_stub_df_6): Macro-ified.
4475 (__mips16_call_stub_df_9): Macro-ified.
4476 (__mips16_call_stub_df_10): Macro-ified.
4477 (__mips16_call_stub_sc_0): New.
4478 (__mips16_call_stub_sc_1): New.
4479 (__mips16_call_stub_sc_5): New.
4480 (__mips16_call_stub_sc_2): New.
4481 (__mips16_call_stub_sc_6): New.
4482 (__mips16_call_stub_sc_9): New.
4483 (__mips16_call_stub_sc_10): New.
4484 (__mips16_call_stub_dc_0): New.
4485 (__mips16_call_stub_dc_1): New.
4486 (__mips16_call_stub_dc_5): New.
4487 (__mips16_call_stub_dc_2): New.
4488 (__mips16_call_stub_dc_6): New.
4489 (__mips16_call_stub_dc_9): New.
4490 (__mips16_call_stub_dc_10): New.
4492 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4493 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4494 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4496 2007-05-23 Ian Lance Taylor <iant@google.com>
4498 * doc/invoke.texi (Invoking GCC): Document that the order of the
4501 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4504 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4505 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4506 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4510 * config/score/score.c (score_print_operand): Make sure that only
4511 lower bits are used.
4513 2007-05-22 Ian Lance Taylor <iant@google.com>
4515 * tree-vrp.c (avoid_overflow_infinity): New static function,
4516 broken out of set_value_range_to_value.
4517 (set_value_range_to_value): Call avoid_overflow_infinity.
4518 (extract_range_from_assert): Likewise.
4520 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4523 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4524 change the type before looking for a COMPOUND_EXPR.
4526 2007-05-22 Ian Lance Taylor <iant@google.com>
4528 * lower-subreg.c (decompose_multiword_subregs): If we change an
4529 insn, call remove_retval_note on it.
4531 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4533 * regs.h (end_hard_regno): New function.
4534 (END_HARD_REGNO, END_REGNO): New macros.
4535 (add_to_hard_reg_set): New function.
4536 (remove_from_hard_reg_set): Likewise.
4537 (in_hard_reg_set_p): Likewise.
4538 (overlaps_hard_reg_set_p): Likewise.
4539 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4540 (note_btr_set): Use END_HARD_REGNO.
4541 * caller-save.c (setup_save_areas): Use end_hard_regno.
4542 (mark_set_regs): Use END_HARD_REGNO.
4543 (add_stored_regs): Use end_hard_regno.
4544 (mark_referenced_regs): Use add_to_hard_reg_set.
4545 * combine.c (update_table_tick): Use END_REGNO.
4546 (record_value_for_reg): Likewise.
4547 (record_dead_and_set_regs): Likewise.
4548 (get_last_value_validate): Likewise.
4549 (use_crosses_set_p): Likewise.
4550 (reg_dead_at_p_1): Likewise.
4551 (reg_dead_at_p): Likewise.
4552 (mark_used_regs_combine): Use add_to_hard_reg_set.
4553 (move_deaths): Use END_HARD_REGNO.
4554 (reg_bitfield_target_p): Use end_hard_regno.
4555 (distribute_notes): Use END_HARD_REGNO.
4556 * cse.c (mention_regs): Use END_REGNO.
4557 (insert): Use add_to_hard_reg_set.
4558 (invalidate): Use END_HARD_REGNO.
4559 (invalidate_for_call): Likewise.
4560 (exp_equiv_p): Use END_REGNO.
4561 (cse_insn): Likewise.
4562 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4563 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4564 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4565 * function.c (keep_stack_depressed): Use end_hard_regno.
4566 * global.c (global_alloc): Use end_hard_regno.
4567 (global_conflicts): Use add_to_hard_reg_set instead of
4569 (find_reg): Likewise.
4570 (mark_reg_store): Likewise.
4571 (mark_reg_conflicts): Likewise.
4572 (mark_reg_death): Use remove_from_hard_reg_set.
4573 (mark_reg_live_nc): Delete.
4574 (set_preference): Use end_hard_regno.
4575 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4576 remove_from_hard_reg_set.
4577 (post_mark_life): Use add_to_hard_reg_set.
4578 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4579 (reg_becomes_live): Use add_to_hard_reg_set.
4580 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4581 (peep2_find_free_register): Use add_to_hard_reg_set.
4582 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4583 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4584 * regrename.c (note_sets): Use add_to_hard_reg_set.
4585 (clear_dead_regs): Use remove_from_hard_reg_set.
4586 (regrename_optimize): Use add_to_hard_reg_set.
4587 (find_oldest_value_reg): Use in_hard_reg_set_p.
4588 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4589 (hard_reg_set_here_p): Use end_hard_regno.
4590 (decompose): Likewise.
4591 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4592 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4593 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4594 (mark_home_live): Use end_hard_regno.
4595 (spill_hard_reg): Likewise.
4596 (clear_reload_reg_in_use): Likewise.
4597 * reorg.c (delete_prior_computation): Use END_REGNO.
4598 * resource.c (update_live_status): Use END_HARD_REGNO.
4599 (mark_referenced_resources): Use add_to_hard_reg_set.
4600 (mark_set_resources): Likewise.
4601 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4602 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4603 (reg_overlap_mentioned_p): Likewise.
4604 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4605 (covers_regno_no_parallel_p): Use END_REGNO.
4606 (find_regno_note): Likewise.
4607 (find_reg_fusage): Use END_HARD_REGNO.
4608 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4609 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4611 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4613 * mode-switching.c (reg_dies): Change type of second argument to
4615 (optimize_mode_switching): Update accordingly.
4617 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4619 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4621 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4622 (hard_reg_set_empty_p): ...these new functions.
4623 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4624 GO_IF_HARD_REG_SUBSET.
4625 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4626 instead of GO_IF_HARD_REG_EQUAL.
4627 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4628 instead of GO_IF_HARD_REG_EQUAL.
4629 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4630 GO_IF_HARD_REG_SUBSET.
4631 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4632 GO_IF_HARD_REG_EQUAL.
4633 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4634 of GO_IF_HARD_REG_SUBSET.
4635 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4636 instead of GO_IF_HARD_REG_EQUAL.
4637 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4638 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4639 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4640 of GO_IF_HARD_REG_SUBSET,
4641 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4642 GO_IF_HARD_REG_SUBSET.
4643 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4644 instead of GO_IF_HARD_REG_EQUAL.
4645 * config/sh/sh.c (push_regs, calc_live_regs): Use
4646 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4647 (hard_regs_intersect_p): Delete.
4649 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4651 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4653 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4654 Richard Henderson <rth@redhat.com>
4656 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4658 (x86_64-*-*): Likewise.
4660 * i386/i386-modes.def (V2QI): New.
4662 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4664 (override_options): Support SSE4.1.
4665 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4666 (IX86_BUILTIN_BLENDPS): Likewise.
4667 (IX86_BUILTIN_BLENDVPD): Likewise.
4668 (IX86_BUILTIN_BLENDVPS): Likewise.
4669 (IX86_BUILTIN_PBLENDVB128): Likewise.
4670 (IX86_BUILTIN_PBLENDW128): Likewise.
4671 (IX86_BUILTIN_DPPD): Likewise.
4672 (IX86_BUILTIN_DPPS): Likewise.
4673 (IX86_BUILTIN_INSERTPS128): Likewise.
4674 (IX86_BUILTIN_MOVNTDQA): Likewise.
4675 (IX86_BUILTIN_MPSADBW128): Likewise.
4676 (IX86_BUILTIN_PACKUSDW128): Likewise.
4677 (IX86_BUILTIN_PCMPEQQ): Likewise.
4678 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4679 (IX86_BUILTIN_PMAXSB128): Likewise.
4680 (IX86_BUILTIN_PMAXSD128): Likewise.
4681 (IX86_BUILTIN_PMAXUD128): Likewise.
4682 (IX86_BUILTIN_PMAXUW128): Likewise.
4683 (IX86_BUILTIN_PMINSB128): Likewise.
4684 (IX86_BUILTIN_PMINSD128): Likewise.
4685 (IX86_BUILTIN_PMINUD128): Likewise.
4686 (IX86_BUILTIN_PMINUW128): Likewise.
4687 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4688 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4689 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4690 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4691 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4692 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4693 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4694 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4695 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4696 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4697 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4698 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4699 (IX86_BUILTIN_PMULDQ128): Likewise.
4700 (IX86_BUILTIN_PMULLD128): Likewise.
4701 (IX86_BUILTIN_ROUNDPD): Likewise.
4702 (IX86_BUILTIN_ROUNDPS): Likewise.
4703 (IX86_BUILTIN_ROUNDSD): Likewise.
4704 (IX86_BUILTIN_ROUNDSS): Likewise.
4705 (IX86_BUILTIN_PTESTZ): Likewise.
4706 (IX86_BUILTIN_PTESTC): Likewise.
4707 (IX86_BUILTIN_PTESTNZC): Likewise.
4708 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4709 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4710 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4711 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4712 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4714 (bdesc_sse_3arg): Likewise.
4715 (bdesc_2arg): Likewise.
4716 (bdesc_1arg): Likewise.
4717 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4719 (ix86_expand_sse_4_operands_builtin): New.
4720 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4721 smaller than 8 bits as the 2nd arg.
4722 (ix86_expand_sse_ptest): New.
4723 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4724 (ix86_expand_vector_set): Support SSE4.1.
4725 (ix86_expand_vector_extract): Likewise.
4727 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4728 __SSE4_1__ for -msse4.1.
4730 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4731 (UNSPEC_INSERTPS): Likewise.
4732 (UNSPEC_DP): Likewise.
4733 (UNSPEC_MOVNTDQA): Likewise.
4734 (UNSPEC_MPSADBW): Likewise.
4735 (UNSPEC_PHMINPOSUW): Likewise.
4736 (UNSPEC_PTEST): Likewise.
4737 (UNSPEC_ROUNDP): Likewise.
4738 (UNSPEC_ROUNDS): Likewise.
4740 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4742 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4743 (const_pow2_1_to_32768_operand): Likewise.
4745 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4748 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4750 (sse4_1_insertps): Likewise.
4751 (*sse4_1_extractps): Likewise.
4752 (sse4_1_ptest): Likewise.
4753 (sse4_1_mulv2siv2di3): Likewise.
4754 (*sse4_1_mulv4si3): Likewise.
4755 (*sse4_1_smax<mode>3): Likewise.
4756 (*sse4_1_umax<mode>3): Likewise.
4757 (*sse4_1_smin<mode>3): Likewise.
4758 (*sse4_1_umin<mode>3): Likewise.
4759 (sse4_1_eqv2di3): Likewise.
4760 (*sse4_1_pinsrb): Likewise.
4761 (*sse4_1_pinsrd): Likewise.
4762 (*sse4_1_pinsrq): Likewise.
4763 (*sse4_1_pextrb): Likewise.
4764 (*sse4_1_pextrb_memory): Likewise.
4765 (*sse4_1_pextrw_memory): Likewise.
4766 (*sse4_1_pextrq): Likewise.
4767 (sse4_1_blendpd): Likewise.
4768 (sse4_1_blendps): Likewise.
4769 (sse4_1_blendvpd): Likewise.
4770 (sse4_1_blendvps): Likewise.
4771 (sse4_1_dppd): Likewise.
4772 (sse4_1_dpps): Likewise.
4773 (sse4_1_movntdqa): Likewise.
4774 (sse4_1_mpsadbw): Likewise.
4775 (sse4_1_packusdw): Likewise.
4776 (sse4_1_pblendvb): Likewise.
4777 (sse4_1_pblendw): Likewise.
4778 (sse4_1_phminposuw): Likewise.
4779 (sse4_1_extendv8qiv8hi2): Likewise.
4780 (*sse4_1_extendv8qiv8hi2): Likewise.
4781 (sse4_1_extendv4qiv4si2): Likewise.
4782 (*sse4_1_extendv4qiv4si2): Likewise.
4783 (sse4_1_extendv2qiv2di2): Likewise.
4784 (*sse4_1_extendv2qiv2di2): Likewise.
4785 (sse4_1_extendv4hiv4si2): Likewise.
4786 (*sse4_1_extendv4hiv4si2): Likewise.
4787 (sse4_1_extendv2hiv2di2): Likewise.
4788 (*sse4_1_extendv2hiv2di2): Likewise.
4789 (sse4_1_extendv2siv2di2): Likewise.
4790 (*sse4_1_extendv2siv2di2): Likewise.
4791 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4792 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4793 (sse4_1_zero_extendv4qiv4si2): Likewise.
4794 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4795 (sse4_1_zero_extendv2qiv2di2): Likewise.
4796 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4797 (sse4_1_zero_extendv4hiv4si2): Likewise.
4798 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4799 (sse4_1_zero_extendv2hiv2di2): Likewise.
4800 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4801 (sse4_1_zero_extendv2siv2di2): Likewise.
4802 (*sse4_1_zero_extendv2siv2di2): Likewise.
4803 (sse4_1_roundpd): Likewise.
4804 (sse4_1_roundps): Likewise.
4805 (sse4_1_roundsd): Likewise.
4806 (sse4_1_roundss): Likewise.
4807 (mulv4si3): Don't expand for SSE4.1.
4808 (smax<mode>3): Likewise.
4809 (umaxv4si3): Likewise.
4810 (uminv16qi3): Likewise.
4811 (umin<mode>3): Likewise.
4812 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4814 * doc/extend.texi: Document SSE4.1 built-in functions.
4816 * doc/invoke.texi: Document -msse4.1.
4818 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4820 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4821 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4822 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4823 (ASM_SPEC): Add asm_pcrel_spec.
4824 (EXTRA_SPECS): Add asm_pcrel_spec.
4826 2007-05-21 David Daney <ddaney@avtrex.com>
4828 * doc/install.texi (Building a cross compiler): Add requirements
4829 for Java cross compiler.
4831 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4834 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4835 Add loopno argument. Use evolution_function_is_invariant_rec_p
4836 instead of evolution_function_is_constant_p.
4837 Update calls to evolution_function_is_affine_multivariate_p.
4838 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4839 Add loopno argument.
4840 * tree-scalar-evolution.c (gather_chrec_stats): Call
4841 evolution_function_is_affine_multivariate_p with a loop
4843 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4844 (analyze_overlapping_iterations): Likewise.
4845 (access_functions_are_affine_or_constant_p): Likewise.
4846 (build_classic_dist_vector_1): If the access functions
4847 are equal, don't do anything.
4849 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4850 Paolo Carlini <pcarlini@suse.de>
4851 Uros Bizjak <ubizjak@gmail.com>
4853 * c-cppbuiltin.c (c_cpp_builtins): Define
4854 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4855 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4856 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4857 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4859 2007-05-21 Mike Stump <mrs@apple.com>
4861 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4863 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4865 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4867 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4868 implementation if __OPTIMIZE__ is not defined.
4869 (_mm_alignr_pi8): Ditto.
4870 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4871 (_mm_inserti_si64): Ditto.
4872 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4873 (_mm_slli_epi16): Ditto.
4874 (_mm_slli_epi32): Ditto.
4875 (_mm_slli_epi64): Ditto.
4876 (_mm_srai_epi16): Ditto.
4877 (_mm_srai_epi32): Ditto.
4878 (_mm_srli_si128): Ditto.
4879 (_mm_slli_si128): Ditto.
4880 (_mm_srli_epi16): Ditto.
4881 (_mm_srli_epi32): Ditto.
4882 (_mm_srli_epi64): Ditto.
4883 (_mm_extract_epi16): Ditto.
4884 (_mm_insert_epi16): Ditto.
4885 (_mm_shufflehi_epi16): Ditto.
4886 (_mm_shufflelo_epi16): Ditto.
4887 (_mm_shuffle_epi32): Ditto.
4888 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4890 (_mm_insert_pi16): Ditto.
4892 (_mm_shuffle_pi16): Ditto.
4894 (_mm_shufle_ps): Ditto.
4895 (_mm_prefetch): Ditto.
4897 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4899 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4900 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4901 * real.c (encode_i370_single, decode_i370_single,
4902 encode_i370_double, decode_i370_double): Functions removed.
4903 (i370_single_format, i370_double_format): Initializations removed.
4904 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4905 Consider the log2_b field to always be one.
4906 (ieee_single_format, mips_single_format, coldfire_single_format,
4907 ieee_double_format, mips_double_format, coldfire_double_format,
4908 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4909 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4910 ibm_extended_format, mips_extended_format, ieee_quad_format,
4911 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4912 decimal_single_format, decimal_double_format, decimal_quad_format,
4913 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4914 initialization of log2_b.
4915 * real.h (i370_single_format, i370_double_format): Declarations
4917 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4918 field to always be one.
4920 2007-05-21 Andreas Schwab <schwab@suse.de>
4922 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4923 NOTE_INSN_BASIC_BLOCK_P.
4924 (process_for_unwind_directive): Likewise.
4926 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4928 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4929 * function.h (struct function): Move va_list_gpr_size,
4930 va_list_fpr_size, function_frequency to front of bitfields. Add
4932 (current_function_calls_unwind_init): New.
4933 * except.c (expand_builtin_unwind_init): Set
4934 current_function_calls_unwind_init not
4935 current_function_has_nonlocal_label.
4936 * reload1.c (has_nonexceptional_receiver): New.
4937 (reload): Use it and current_function_calls_unwind_init to
4938 determine whether call-saved regs must be saved.
4940 2007-05-20 Jan Hubicka <jh@suse.cz>
4942 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4943 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4944 * ddg.c (create_ddg): LIkewise.
4945 * final.c (final): Remove hunk moving line number notes around since
4946 they are no longer present at this stage.
4947 (final_scan_insn): Use NOTE_KIND instead of
4948 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4949 (output_asm_label): Likewise.
4950 * reorg.c (dbr_schedule): Likewise.
4951 * haifa-sched.c (unlink_other_notes): Likewise.
4952 * mode-switching.c (optimize_mode_switching): Likewise.
4953 * graph.c (start_bb): Likewise.
4954 * rtl.def (NOTE): Update description.
4955 * jump.c (squeeze_notes): Delete.
4956 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4957 NOTE_INSN_BASIC_BLOCK_P when possible.
4958 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4959 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4960 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4961 (dwarf2out_var_location): Likewise.
4962 * cfgbuild.c (make_edges): Likewise.
4963 (find_basic_blocks_1): Likewise.
4964 * function.c (reorder_blocks_1): Likewise.
4965 (epilogue_done): Likewise.
4966 (reposition_prologue_and_epilogue_notes): Likewise.
4967 * print-rtl.c (print_rtx): Likewise; drop code for printing
4969 (print_rtl): Likewise.
4970 (print_rtl_single): Likewise.
4971 * gcse.c (insert_insn_start_bb): Likewise.
4972 * alias.c (init_alias_analysis): Likewise.
4973 * calls.c (fixup_tail_calls): Likewise.
4974 * except.c (sjlj_emit_function_enter): Likewise.
4975 * emit-rtl.c (add_insn_after): Likeiwse.
4976 (emit_label_before): Likewise.
4977 (emit_label_after): Likewise.
4978 (emit_note_before, emit_note_after, emit_note): Update
4979 parameter to be enum insn_note; do not deal with source
4981 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4982 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4984 (merge_blocks_move_successor_nojumps): Simplify now when
4985 we don't have BLOCK notes.
4986 (try_optimize_cfg): Likewise.
4987 * cfglayout.c (skip_insns_after_block): Likewise.
4988 (record_effective_endpoints): Likewise.
4989 (duplicate_insn_chain): Likewise.
4990 * varasm.c (output_constant_pool_1): Likewise.
4991 * sched-deps.c (sched_analyze): Likewise.
4992 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4994 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4995 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4996 (SET_INSN_DELETED): Simplify.
4997 (NOTE_LINE_NUMBER): Exterminate.
4998 (NOTE_LINE_KIND): New.
4999 (NOTE_INSN_BASIC_BLOCK_P): Update.
5000 (enum insn_note): Simplify.
5001 (GET_NOTE_INSN_NAME) Simplify.
5002 (emit_note_before, emit_note_after, emit_note): Update prototype.
5003 (squeeze_notes): Remove.
5004 * sched-int.h (NOTE_NOT_BB_P): Update.
5005 * resource.c (mark_target_live_regs): Update.
5006 * sched-rgn.c (debug_dependencies): Update.
5007 * sched-vis.c (print_insn): Update.
5008 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5009 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5010 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5011 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5012 (split_branches): Update.
5013 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5015 (sh_adjust_unroll_max): Exterminate.
5016 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5017 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5018 (m68hc11_reorg): Likewise.
5019 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5020 (emit_predicate_relation_info): Update.
5021 (process_for_unwind_directive): Update.
5022 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5023 (output_call): Update.
5024 * config/pa/pa.c (output_lbranch): Update.
5025 (output_millicode_call): Update.
5026 (output_call): Update.
5027 (pa_combine_instructions): Update.
5028 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5029 * config/bfin/bfin.c (gen_one_bundle): Update.
5030 * cfgrtl.c (can_delete_note_p): Update.
5031 (delete_insn): Update.
5032 (rtl_merge_blocks): Update.
5033 (commit_one_edge_insertion): Update.
5034 (rtl_verify_flow_info): Update.
5035 * stmt.c (expand_case): Do not call squeeze_notes.
5037 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5044 * c.opt (Wtype-limits): New.
5045 * doc/invoke.texi (Wtype-limits): Document it.
5046 (Wextra): Enabled by -Wextra.
5047 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5048 * c-common.c (shorten_compare): Warn with Wtype-limits.
5050 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5052 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5053 inlined function, not as a macro.
5054 (_mm_alignr_pi8): Ditto.
5055 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5056 (_mm_inserti_si64): Ditto.
5057 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5058 (_mm_extract_epi16): Ditto.
5059 (_mm_insert_epi16): Ditto.
5060 (_mm_shufflehi_epi16): Ditto.
5061 (_mm_shufflelo_epi16): Ditto.
5062 (_mm_shuffle_epi32): Ditto.
5063 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5064 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5066 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5068 (_m_to_float): Use C89 compatible assignment.
5070 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5073 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5075 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5078 * doc/invoke.texi (Wreturn-type): Complete description.
5079 (Wextra): Delete item about return-type warning.
5080 * c-decl.c: Delete redundant Wextra warning.
5082 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5085 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5086 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5087 inlined function, not as a macro.
5088 (_mm_prefetch): Ditto.
5090 (_mm_insert_pi16): Ditto.
5092 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5093 (_m_pshufw): Ditto. Add const to __N argument.
5094 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5095 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5096 (_mm_slli_epi32): Ditto.
5097 (_mm_srli_si128): Implement as always inlined function, not as a
5098 macro. Add __inline to function declaration.
5099 (_mm_slli_si128): Ditto.
5101 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5103 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5104 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5106 (struct fenv): New structure.
5107 (FP_HANDLE_EXCEPTIONS): New define.
5108 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5109 (_FP_DECL_EXP): New define.
5110 (FP_INIT_ROUNDMODE): New define.
5111 (FP_ROUNDMODE): New define.
5113 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5115 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5116 (Wconversion): Update description.
5117 (Wconversion-sign): New.
5118 * c.opt (Wconversion-sign): New.
5119 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5120 means disabled for C++. Otherwise, take the status of Wconversion.
5121 * c-common.c (conversion_warning): Warn with either Wconversion or
5123 (warnings_for_convert_and_check): Conditions are already checked by
5125 (convert_and_check): Don't check warnings if the conversion failed.
5127 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5128 Anatoly Sokolov <aesok@dol.ru>
5130 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5131 avr_epilogue_uses) : Add declaration.
5132 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5133 * config/avr/constraints.md (R): New constraint.
5134 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5135 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5136 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5137 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5138 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5139 call_prologue_saves, epilogue_restores, return_from_epilogue,
5140 return_from_main_epilogue, return_from_interrupt_epilogue,
5141 return_from_naked_epilogue, prologue, epilogue): New patterns.
5142 (jump): Handle symbol reference.
5143 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5144 avr_output_function_prologue, avr_output_function_epilogue): Remove
5146 (avr_init_machine_status, expand_prologue, expand_epilogue,
5147 avr_asm_function_end_prologue, avr_epilogue_uses,
5148 avr_asm_function_begin_epilogue): New functions.
5149 (prologue_size, epilogue_size, jump_tables_size): Remove global
5151 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5152 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5153 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5154 (avr_override_options): Initialise init_machine_status.
5155 (output_movhi): Handle all stack pointer loads.
5156 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5157 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5158 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5159 (EPILOGUE_USES) Redefine.
5160 (machine_function) Declare.
5162 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5164 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5165 Use a single return statement.
5167 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5170 * builtins.c (do_mpfr_lgamma_r): New.
5171 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5172 * tree.h (CASE_FLT_FN_REENT): New.
5174 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5176 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5177 (output_die): Use 'unsigned long' with %x.
5178 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5179 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5180 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5182 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5184 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5189 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5190 true if function has no argument.
5192 2007-05-18 DJ Delorie <dj@redhat.com>
5194 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5195 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5197 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5199 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5200 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5201 count_trailing_zeros.
5202 (__i386__): Implement count_leading_zeros using __builtin_clz().
5203 Implement count_trailing_zeros usign __builtin_ctz().
5205 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5207 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5209 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5212 * expr.c (emit_move_change_mode): Change mode of push operands here.
5214 2007-05-17 Ian Lance Taylor <iant@google.com>
5216 PR tree-optimization/31953
5217 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5219 (set_value_range_to_null): Call set_value_range_to_value.
5220 (extract_range_from_comparison): Likewise.
5222 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5224 * toplev.c (print_version): Output GMP/MPFR version info.
5226 * builtins.c (CASE_MATHFN_REENT): New macro.
5227 (mathfn_built_in): Use it.
5228 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5229 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5230 BUILT_IN_LGAMMAL_R): New.
5231 * doc/extend.texi: Document new builtins.
5234 * builtins.c (do_mpfr_remquo): New.
5235 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5236 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5239 * builtins.c (fold_builtin_1): Handle y0, y1.
5240 (fold_builtin_2): Handle yn.
5243 * builtins.c (do_mpfr_bessel_n): New.
5244 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5245 (fold_builtin_2): Handle BUILT_IN_JN.
5247 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5250 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5251 TYPE_PRECISION (intmax_type_node).
5253 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5256 * reload.c (subst_reloads): Remove checking.
5258 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5260 PR rtl-optimization/31691
5261 * combine.c (simplify_set): Build a new src pattern instead of
5262 substituting its operands in the COMPARE case.
5264 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5266 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5267 (execute_vrp): Preserve loops through jump threading.
5268 * tree-ssa-threadupdate.c (thread_single_edge,
5269 dbds_continue_enumeration_p, determine_bb_domination_status,
5270 thread_through_loop_header): New functions.
5271 (create_edge_and_update_destination_phis,
5272 create_edge_and_update_destination_phis): Set loops for the new blocks.
5273 (prune_undesirable_thread_requests): Removed.
5274 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5276 (thread_block): Do not call prune_undesirable_thread_requests.
5278 (mark_threaded_blocks): Select edges to thread here.
5279 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5280 Thread edges through loop headers independently.
5281 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5282 * tree-pass.h (TODO_mark_first_instance): New.
5283 (first_pass_instance): Declare.
5284 * cfghooks.c (duplicate_block): Put the block to the original loop
5285 if copy is not specified.
5286 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5287 jump threading. Pass may_peel_loop_headers to
5288 thread_through_all_blocks according to first_pass_instance.
5289 * cfgloop.h (create_preheader): Declare.
5290 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5291 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5292 * passes.c (first_pass_instance): New variable.
5293 (next_pass_1): Set TODO_mark_first_instance.
5294 (execute_todo): Set first_pass_instance.
5296 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5298 PR tree-optimization/24659
5299 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5300 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5301 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5302 OTI_vec_pack_ufix_trunc.
5303 (vec_unpacks_float_hi_optab): Define new macro.
5304 (vec_unpacks_float_lo_optab): Ditto.
5305 (vec_unpacku_float_hi_optab): Ditto.
5306 (vec_unpacku_float_lo_optab): Ditto.
5307 (vec_pack_sfix_trunc_optab): Ditto.
5308 (vec_pack_ufix_trunc_optab): Ditto.
5309 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5310 and vec_pack_[s|u]fix_trunc_optab using
5311 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5312 * tree-vectorizer.c (supportable_widening_operation): Handle
5313 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5314 (supportable_narrowing_operation): New function.
5315 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5316 * tree-vect-transform.c (vectorizable_conversion): Handle
5317 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5318 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5319 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5320 to check for target support.
5321 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5322 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5323 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5324 for VEC_PACK_FIX_TRUNC_EXPR.
5325 (expand_binop): Special case mode of the result for
5326 vec_pack_[u|s]fix_trunc_optab.
5327 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5328 vec_pack_[u|s]fix_trunc_optab.
5330 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5331 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5332 * tree-pretty-print.c (dump_generic_node): Handle
5333 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5334 VEC_PACK_FIX_TRUNC_EXPR.
5336 * expr.c (expand_expr_real_1): Ditto.
5337 * tree-inline.c (estimate_num_insns_1): Ditto.
5338 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5340 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5341 (vec_unpacks_float_lo_v8hi): Ditto.
5342 (vec_unpacku_float_hi_v8hi): Ditto.
5343 (vec_unpacku_float_lo_v8hi): Ditto.
5344 (vec_unpacks_float_hi_v4si): Ditto.
5345 (vec_unpacks_float_lo_v4si): Ditto.
5346 (vec_pack_sfix_trunc_v2df): Ditto.
5348 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5350 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5351 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5352 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5353 [vec_pack_ufix_trunc]: Ditto.
5354 [vec_unpacks_float_hi]: Ditto.
5355 [vec_unpacks_float_lo]: Ditto.
5356 [vec_unpacku_float_hi]: Ditto.
5357 [vec_unpacku_float_lo]: Ditto.
5359 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5361 * soft-fp/README: Update for new files.
5362 * soft-fp/floattisf.c: New file.
5363 * soft-fp/floattidf.c: New file.
5364 * soft-fp/floattitf.c: New file.
5365 * soft-fp/floatuntisf.c: New file.
5366 * soft-fp/floatuntidf.c: New file.
5367 * soft-fp/floatuntitf.c: New file.
5368 * soft-fp/fixsfti.c: New file.
5369 * soft-fp/fixdfti.c: New file.
5370 * soft-fp/fixtfti.c: New file.
5371 * soft-fp/fixunssfti.c: New file.
5372 * soft-fp/fixunsdfti.c: New file.
5373 * soft-fp/fixunstfti.c: New file.
5374 * soft-fp/extendxftf.c: New file.
5375 * soft-fp/trunctfxf.c: New file.
5377 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5378 (__trunctfxf2): Ditto.
5380 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5381 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5382 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5383 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5384 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5385 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5387 * config/i386/t-fprules-softfp64: New file.
5388 * config/i386/sfp-machine.h: New file.
5389 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5390 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5391 and soft-fp/t-softfp to tmake_file.
5392 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5393 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5395 * config/i386/t-linux64 (softfp_wrap_start): New.
5396 (softfp_wrap_end): New.
5397 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5398 supported for TARGET_64BIT.
5400 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5402 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5403 c_common_unsigned_type behavior.
5405 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5407 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5410 2007-05-16 Eric Christopher <echristo@apple.com>
5412 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5413 saving after stack push. Set sp_offset whenever we push.
5414 (rs6000_emit_epilogue): Move altivec register restore before
5417 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5419 * configure.ac: Allow sysroots to be relocated under $prefix as
5420 well as $exec_prefix.
5421 * configure: Regenerate.
5423 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5427 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5429 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5430 (gcc_tooldir): Likewise.
5431 * configure: Regenerate.
5432 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5433 old configure.ac gcc_tooldir setting.
5434 (prefix_to_exec_prefix): New variable.
5435 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5436 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5438 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5440 * c-typeck.c (build_binary_op): Return early for error.
5442 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5444 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5445 struct nb_iter_bound.
5446 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5447 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5448 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5449 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5450 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5451 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5452 (del_scev_info): Use ggc_free.
5453 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5454 * loop-init.c: Include ggc.h.
5455 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5456 (loop_optimizer_finalize): Use ggc_free.
5457 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5458 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5459 pass_iv_optimize): Add TODO_ggc_collect.
5460 * function.h (struct function): Remove skip marker from
5462 * cfgloop.c: Include ggc.h.
5463 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5465 (establish_preds): Vector superloops is gc allocated.
5466 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5468 (flow_loops_find): Vector larray is gc allocated.
5469 (loop_exit_free): Use ggc_free.
5470 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5471 that head of exits list is now not a part of struct loop.
5472 (record_loop_exits): Allocate exits table in gc memory.
5473 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5474 that head of exits list is now not a part of struct loop.
5475 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5476 struct loop_exit): Add GTY marker.
5477 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5478 Add skip marker to aux field. Make head of exits list a separate
5480 (struct loops): Add GTY marker. Make larray vector gc allocated.
5481 Add param marker to exits table.
5482 (get_loops): Type changed.
5483 * Makefile.in (tree-scalar-evolution.o): Add
5484 gt-tree-scalar-evolution.h dependency.
5485 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5486 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5487 * basic-block.h (struct basic_block_def): Remove skip marker from
5490 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5492 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5493 of 0 in the call to expand_expr().
5494 (expand_builtin_mathfn_3): Ditto.
5495 (expand_builtin_interclass_mathfn): Ditto.
5496 (expand_builtin_cexpi): Ditto.
5497 (expand_builtin_int_roundingfn): Ditto.
5498 (expand_builtin_int_roundingfn_2): Ditto.
5499 (expand_builtin_pow): Ditto.
5500 (expand_builtin_powi): Ditto.
5501 (expand_builtin_bswap): Ditto.
5502 (expand_builtin_unop): Ditto.
5503 (expand_builtin_fabs): Ditto.
5504 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5505 the call to expand_expr().
5506 (expand_builtin_sync_operation): Ditto.
5507 (expand_builtin_compare_and_swap): Ditto.
5508 (expand_builtin_lock_test_and_set): Ditto.
5509 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5510 instead of 0 in the call to expand_expr().
5511 (expand_builtin_extract_return_addr): Ditto.
5512 (expand_builtin_eh_return): Ditto.
5513 (expand_eh_return): Ditto.
5514 * explow.c (expr_size): Ditto.
5515 * expr.c (optimize_bitfield_assignment_op): Ditto.
5516 (expand_assignement): Ditto.
5517 (store_expr): Ditto.
5518 (store_field): Ditto.
5519 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5520 the call to expand_expr().
5521 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5522 in the call to expand_expr().
5523 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5524 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5525 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5527 * optabs.c (expand_vec_shift_expr): Ditto.
5528 (expand_vec_cond_expr): Ditto.
5529 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5530 call to expand_expr().
5531 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5532 in the call to expand_expr().
5534 2007-05-14 Dave Korn <dave.korn@artimi.com>
5536 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5538 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5540 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5541 instead of c_common_unsigned_type.
5542 (c_common_unsigned_type): Remove.
5543 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5544 c_common_unsigned_type.
5545 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5546 c_common_unsigned_type.
5547 * c-common.h (c_common_unsigned_type): Remove.
5548 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5549 c_common_unsigned_type.
5550 * c-format.c (check_format_types): Use unsigned_type_for instead of
5551 c_common_unsigned_type.
5552 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5553 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5554 of c_common_unsigned_type.
5555 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5556 lang_hooks.types.unsigned_type.
5557 * expmed.c (make_tree): Use unsigned_type_for instead of
5558 lang_hooks.types.unsigned_type.
5559 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5560 lang_hooks.types.unsigned_type.
5561 (build_range_check): Likewise.
5562 (fold_unary): Likewise.
5563 (fold_binary): Likewise.
5564 (fold_ternary): Likewise.
5565 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5566 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5567 * tree.c (get_unsigned_type): New.
5568 (unsigned_type_for): Use get_unsigned_type instead of
5569 lang_hooks.types.unsigned_type.
5571 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5573 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5574 to m68k_get_function_kind. Update its prototype.
5575 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5577 (m68k_interrupt_function_p): Return enum m68k_function_type
5578 instead of bool. Rename to m68k_get_function_kind.
5579 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5581 (m68k_compute_frame_layout): Don't mark any register for save
5582 if an interrupt_thread attribute is specified.
5583 (m68k_hard_regno_rename_ok): Update a use of
5584 m68k_interrupt_function_p.
5585 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5586 m68k_interrupt_function_p.
5587 (m68k_function_type): New.
5588 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5589 for a function with an interrupt_thread attribute.
5590 * doc/extend.texi: Document the interrupt_thread attribute.
5592 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5594 Fix PR tree-optimization/31911
5595 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5596 if they didn't change the expression.
5598 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5600 * tree-scalar-evolution.c (resolve_mixers): Exported.
5601 * tree-scalar-evolution.h (resolve_mixers): Declare.
5602 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5603 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5604 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5605 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5606 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5607 strip_conversion, analyze_offset_expr, address_analysis,
5608 object_analysis, analyze_offset): Removed.
5609 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5610 split_constant_offset, canonicalize_base_object_address,
5611 object_address_invariant_in_loop_p, disjoint_objects_p,
5612 dr_may_alias_p, dr_address_invariant_p): New functions.
5613 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5614 and dr_analyze_alias.
5615 (initialize_data_dependence_relation): Use dr_may_alias_p
5616 and object_address_invariant_in_loop_p.
5617 (compute_self_dependence): Handle the case when
5618 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5619 (find_data_references_in_stmt): Restrict the analysis of data
5620 references to the given loop nest.
5621 (find_data_references_in_loop): Made static. Pass loop nest to
5622 find_data_references_in_stmt.
5623 (compute_data_dependences_for_loop): Use DR_VOPS.
5624 (free_data_ref): Free DR_VOPS.
5625 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5626 (struct innermost_loop_behavior): ... new.
5627 (struct base_object_info): Replaced by ...
5628 (struct indices): ... new.
5629 (struct dr_alias): New.
5630 (enum data_ref_type): Removed.
5631 (struct data_reference): Consist of struct innermost_loop_behavior,
5632 struct indices and struct dr_alias.
5633 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5634 (DR_MEMTAG): Renamed to ...
5635 (DR_SYMBOL_TAG): ... this.
5636 (find_data_references_in_loop): Declaration removed.
5637 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5638 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5639 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5640 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5642 2007-05-13 Revital Eres <eres@il.ibm.com>
5644 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5645 which walks virtual def-use chains to find redundant stores.
5646 (dse_optimize_stmt): Call it.
5648 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5650 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5651 * passes.c (init_optimization_passes): Move pass_jump_bypass
5654 * basic-block.h (bb_has_eh_pred): Fix style issue.
5656 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5658 PR rtl-optimization/31848
5659 * loop-invariant.c (move_invariant_reg): If we move an insn
5660 with a REG_EQUAL note, and that insn is not always executed,
5661 remove the REG_EQUAL note.
5663 2007-05-12 Richard Guenther <rguenther@suse.de>
5665 PR tree-optimization/31797
5666 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5667 propagate into a stmt that has volatile ops.
5669 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5671 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5672 (gcc_tooldir): Likewise.
5673 * configure: Regenerate.
5674 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5675 old configure.ac gcc_tooldir setting.
5676 (prefix_to_exec_prefix): New variable.
5677 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5678 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5680 2007-05-11 Silvius Rus <rus@google.com>
5682 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5683 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5684 * c-common.h (strict_aliasing_warning): Change return type.
5685 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5686 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5687 (build_c_cast): Condition call to strict_aliasing_warning.
5688 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5689 * flags.h (set_Wstrict_aliasing): Declare.
5690 * opts.c (set_Wstrict_alising): Define, add call to.
5691 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5692 * tree-ssa-alias-warnings.c: New file.
5693 * tree-ssa-alias.c (compute_may_aliases): Add call to
5694 strict_aliasing_warning_backend.
5696 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5698 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5699 Use loop_depth and loop_outer accessor functions.
5700 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5701 determine_invariantness_stmt, move_computations_stmt): Ditto.
5702 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5703 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5704 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5705 * tree-scalar-evolution.c (interpret_loop_phi,
5706 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5707 instantiate_parameters_1, scev_const_prop): Ditto.
5708 * cfghooks.c (make_forwarder_block): Ditto.
5709 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5710 * modulo-sched.c (loop_canon_p): Ditto.
5711 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5712 slpeel_can_duplicate_loop_p): Ditto.
5713 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5714 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5715 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5716 cancel_loop, verify_loop_structure): Ditto.
5717 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5718 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5719 superloops vector instead of "pred" array.
5720 (establish_preds): Take father loop as an argument. Initialize the
5722 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5723 Do not initialize loop->outer.
5724 (flow_loop_tree_node_remove): Truncate the superloops vector.
5725 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5726 "pred" merged to "superloops" vector.
5727 (loop_depth, loop_outer): New.
5728 (fel_init): Use loop_outer.
5730 2007-05-11 Jan Hubicka <jh@suse.cz>
5732 * cgraphunit.c: Include gt-cgraphunit.h
5733 (static_ctors, static_dtors): New static vars.
5734 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5735 based on implementation in c-common.c
5736 (cgraph_finalize_function): Call record_cdtor_fn.
5737 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5738 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5739 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5740 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5741 build_cdtor, c_build_cdtor_fns): Remove.
5742 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5743 c_build_cdtor_fns): Remove prototype.
5745 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5748 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5749 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5750 * builtins.c (fold_builtin_memchr): New.
5751 (expand_builtin_memchr): Call the latter.
5752 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5753 * doc/extend.texi ([Other built-in functions provided by GCC]):
5756 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5758 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5759 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5760 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5761 PFPO_OP1_TYPE_SHIFT): Constants added.
5762 (DFP_ALL): Mode macro defined.
5763 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5764 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5765 Insn definitions added.
5766 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5767 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5770 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5772 PR tree-optimization/31885
5773 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5774 NULL_TREE to be undetermined.
5775 (automatically_generated_chrec_p): Return false for NULL.
5777 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5779 * config/bfin/bfin.h (MOVE_RATIO): Define.
5781 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5783 * config.gcc (sparc-wrs-vxworks): New target.
5784 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5785 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5786 * config/sparc/sparc.h: Include vxworks-dummy.h.
5787 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5788 include LABEL_REFs too.
5789 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5790 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5792 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5794 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5795 (sparc_emit_call_insn): New function.
5796 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5797 functions when generating VxWorks PIC.
5798 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5799 (call, call_value): Use sparc_emit_call_insn instead of
5802 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5804 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5806 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5808 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5809 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5810 split_double instead of operand_subword.
5812 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5814 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5815 * config/bfin/bfin.c (bfin_local_alignment): New function.
5816 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5818 2007-05-08 Chao-ying Fu <fu@mips.com>
5820 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5821 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5822 (smsub_widen_optab, umsub_widen_optab): Define.
5823 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5825 * genopinit.c (optabs): Fill in smsub_widen_optab and
5827 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5828 and umsub_widen_optab to implement multiply-subtract sequences.
5829 * config/mips/mips.md (*msac<u>_di): Rename to...
5830 (<u>msubsidi4): ...this. Extend condition to include
5831 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5832 of operand 0 to "ka" and use the three-operand form of msub<u>
5834 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5837 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5839 PR rtl-optimization/28011
5840 * reload.c (push_reload): Set dont_share if IN appears in OUT
5841 also when IN is a PLUS rtx.
5842 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5845 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5847 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5848 call unshare_all_decls.
5849 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5850 (unshare_all_decls): Remove.
5852 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5855 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5858 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5859 Nigel Stephens <nigel@mips.com>
5861 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5862 Update comments and all uses.
5863 (MIN_FPRS_PER_FMT): Define.
5864 * config/mips/mips.c (function_arg): Fix to correctly handle
5865 the -mips32r2 -mfp64 -mabi=32 case.
5866 (override_options): Enable use of odd-numbered registers for
5867 SFmode values on MIPS32.
5868 (mips_save_reg_p): Save whole floating-point register pair if
5869 either half is used.
5870 (compute_frame_size): Fix comment.
5872 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5874 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5875 argument of type bool.
5876 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5877 argument. Safely select temporary P register according to it.
5878 (do_link): Change call site of add_to_reg accordingly.
5879 (do_unlink): Add epilogue_p as a fourth argument and pass it
5881 (expand_interrupt_handler_epilogue): Change call of do_unlink
5883 (bfin_expand_prologue): Add a third argument sibcall_p.
5884 * config/bfin/bfin.md (epilogue): Change call of
5885 bfin_expand_epilogue accordingly.
5886 (sibcall_epilogue): Likewise.
5887 (eh_return_internal): Likewise.
5889 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5890 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5891 * config/bfin/bfin.c (bfin_handle_option): Handle
5892 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5893 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5894 Support bf534, bf536 and bf561.
5895 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5897 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.c (ix86_function_regparm): Process local
5901 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5903 2007-05-07 Mike Stump <mrs@apple.com>
5905 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5906 also checks for and while statements in C++.
5908 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5910 * gcc.c (at_file_supplied): New variable.
5911 (main): Set it if we expanded argv.
5912 (do_spec_1): Pass an @-file to the linker if we were called with
5913 an @-file argument and HAVE_GNU_LD.
5914 * collect2.c (at_file_supplied): New variable.
5915 (response_file): New variable.
5916 (collect_exit): Unlink response_file if necessary.
5917 (handler): Likewise.
5918 (do_wait): Likewise.
5919 (main): Set at_file_supplied if we expanded argv.
5920 (collect_execute): Pass an @-file to subprocesses if we were called
5921 with an @-file argument.
5922 * configure.ac: Add define for HAVE_GNU_LD.
5923 * configure: Regenerate.
5924 * config.in: Regenerate.
5926 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5928 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5934 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5936 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5937 (TARGET_ENCODE_SECTION_INFO): Re-define.
5938 (m32c_encode_section_info): New
5939 (function_vector_handler): New
5940 (current_function_special_page_vector): New
5941 (m32c_special_page_vector_p): New.
5942 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5944 * config/m32c/jump.md: Added instruction JSRS for functions
5945 with attribute "function_vector".
5946 * doc/extend.texi (function_vector): Added description
5947 for M16C, M32C targets.
5949 2007-05-07 DJ Delorie <dj@redhat.com>
5952 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5953 ashrpsi3, lshrpsi3): Update shift count constraint.
5955 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5956 Nathan Froyd <froydnj@codesourcery.com>
5959 * c-incpath.c (add_path): Strip trailing path separators.
5961 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5963 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5964 Free dominance info before purging EH edges.
5965 (eliminate_degenerate_phis): Likewise.
5966 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5968 2007-05-07 Jan Hubicka <jh@suse.cz>
5970 * gimplify.c (gimplify_expr): Do not crash when folding
5971 (void *)(int)&a + 4.
5973 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5976 * c-opts.c (lang_fortran): Make it non static.
5977 * c-common.h (lang_fortran): New prototype.
5978 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5979 -lang-fortran option was passed by the driver.
5981 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5983 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5984 of ASSERT_CHECKING. Tweak message.
5986 2007-05-06 Revital Eres <eres@il.ibm.com>
5989 * loop-unroll.c (insert_var_expansion_initialization):
5990 Initialize the expansions with -zero instead of +zero.
5992 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5994 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5995 into pic and non-pic versions. Mark r19 as used for
5996 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5997 for tgd_load, tld_load and tie_load .
5998 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5999 version of tgd_load, tld_load and tie_load depending on the
6002 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6003 Jakub Jelinek <jakub@redhat.com>
6005 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6006 (__do_global_dtors_aux): Use more paranoid loop to run
6007 destructors if HIDDEN_DTOR_LIST_END.
6008 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6010 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6012 * varasm.c (align_variable): Don't increase alignment for
6013 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6014 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6016 2007-05-04 Josh Conner <jconner@apple.com>
6018 * basic-block.h (cdi_direction): Assign values to all enumeration
6020 (dom_computed): Remove.
6021 (dom_info_state): New.
6022 (set_dom_info_availability): New.
6023 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6024 walk_data.dom_direction.
6025 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6026 instead of dom_computed[].
6027 (split_edge): Likewise.
6028 (create_basic_block): Likewise.
6029 (merge_blocks): Likewise.
6030 * ifcvt.c (find_if_header): Likewise.
6031 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6032 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6033 * tree-ssa.c (verify_ssa): Likewise.
6034 * tree-cfg.c (tree_verify_flow_info): Likewise.
6035 (remove_edge_and_dominated_blocks): Likewise.
6036 * dominance.c (dom_computed): Make static.
6037 (calc_dfs_tree_nonrec): Change third param to a bool.
6038 (calc_dfs_tree): Change second param to a bool.
6039 (calc_idioms): Change second param to a bool. Use
6040 dom_convert_dir_to_idx.
6041 (init_dom_info): Validate dir before using.
6042 (dom_convert_dir_to_idx): New.
6043 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6044 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6045 (free_dominance_info): Use dom_convert_dir_to_idx.
6046 (get_immediate_dominator): Likewise.
6047 (set_immediate_dominator): Likewise.
6048 (get_dominated_by): Likewise.
6049 (redirect_immediate_dominators): Likewise.
6050 (nearest_common_denominator): Likewise.
6051 (dominated_by_p): Likewise.
6052 (bb_dom_dfs_in): Likewise.
6053 (bb_dom_dfs_out): Likewise.
6054 (recount_dominator): Likewise.
6055 (iterate_fix_dominators): Likewise.
6056 (add_to_dominance_info): Likewise.
6057 (delete_from_dominance_info): Likewise.
6058 (first_dom_son): Likewise.
6059 (next_dom_son): Likewise.
6060 (dom_info_available_p): Likewise.
6061 (dom_info_state): New.
6062 (set_dom_info_availability): New.
6064 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6066 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6068 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6070 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6072 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6073 (subdi3, subdi_carry): Delete.
6075 2007-05-04 Jan Hubicka <jh@suse.cz>
6076 Richard Guenther <rguenther@suse.de>
6078 * opts.c (decode_options): Do not fiddle with inlining
6079 parameters in case of optimizing for size.
6080 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6081 for size do nothing.
6082 (cgraph_decide_inlining_of_small_function): When optimizing for
6083 size never inline functions increasing caller size.
6084 (cgraph_early_inlining): Inline for size when optimizing for size.
6086 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6088 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6089 logical operations piecewise.
6090 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6091 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6092 subdi_sesidi_di): Delete.
6093 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6094 the generated sequence. Allow three-reg add in constraints. Rewrite
6095 the rtl expression for carry to avoid zero_extend of a constant.
6096 (sub_with_carry): New pattern.
6097 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6098 different sequence not involving jumps.
6099 (notbi): Now a named pattern.
6101 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6103 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6104 Add the note about a significant loss of accuracy of some
6105 mathematical routines when these options are used.
6107 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6109 * haifa-sched.c (rtx_vec_t): New typedef.
6110 (contributes_to_priority_p): Extract piece of priority () into new
6112 (priority): Use the function. Add assertion.
6113 (rank_for_schedule, set_priorities): Add assertion to check that
6114 insn's priority is initialized.
6115 (clear_priorities, calc_priorities): Change signature. Make it update
6116 all relevant insns. Update all callers ('add_to_speculative_block ()'
6117 and 'create_block_check_twin ()').
6118 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6119 Add new field 'priority_status'.
6120 (INSN_PRIORITY_STATUS): New macro.
6121 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6123 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6125 * sched-ebb.c (debug_ebb_dependencies): New static function.
6126 (init_ready_list): Use it.
6128 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6129 with changed signature and 'debug_rgn_dependencies ()'.
6130 (debug_rgn_dependencies): New static function.
6131 (init_ready_list): Use it.
6133 * sched-int.h (debug_dependencies): Declare.
6135 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6137 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6139 2007-05-04 Dirk Mueller <dmueller@suse.de>
6141 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6143 2007-05-03 Jan Hubicka <jh@suse.cz>
6145 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6146 ((T1)X op (T1)Y), for pointer type in more cases than before.
6148 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6150 * tree-object-size.c (plus_expr_object_size): When operand size is
6151 unknown, return unknown.
6153 2007-05-03 Dirk Mueller <dmueller@suse.de>
6155 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6157 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6160 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6162 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6164 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6166 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6168 * config/soft-fp/double.h, config/soft-fp/extended.h,
6169 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6170 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6171 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6172 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6175 2007-05-03 Ian Lance Taylor <iant@google.com>
6177 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6178 MASK_PPC_GFXOPT for 8540 or 8548.
6180 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6182 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6183 vect_print_dump_info() to output debug information.
6185 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6188 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6189 operands of size 2 when operand is not MEM_P.
6191 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6193 PR tree-optimization/30565
6194 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6196 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6198 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6199 (umulsi3_highpart): Use them.
6200 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6201 for final accumulator to D regisster tranfser.
6203 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6205 PR tree-optimization/31699
6206 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6208 (vect_enhance_data_refs_alignment): Compute peel amount using
6209 TYPE_VECTOR_SUBPARTS instead of vf.
6210 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6212 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6215 * system.h: Remove inclusion of double-int.h
6216 * tree.h: Include double-int.h
6217 * gengtype.c: Likewise
6218 * cfgloop.h: Likewise
6219 * Makefile.in: Adjust dependencies on double-int.h
6221 2007-05-02 Eric Christopher <echristo@apple.com>
6223 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6224 -shared to -Zdynamiclib.
6226 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6229 * c-common.c (strip_pointer_or_array_types): New function.
6230 * c-common.h (strip_pointer_or_array_types): New function declaration.
6232 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6234 PR tree-optimization/31771
6235 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6237 2007-05-02 Paul Brook <paul@codesourcery.com>
6239 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6241 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6244 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6247 2007-05-02 Nick Clifton <nickc@redhat.com>
6249 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6251 2007-05-02 Richard Guenther <rguenther@suse.de>
6253 PR tree-optimization/31146
6254 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6255 argument, single_use_p. If we have a single use that is
6256 a conversion to the definition rhs type, propagate that rhs.
6257 (forward_propagate_addr_expr): Pass single_use_p argument
6258 to forward_propagate_addr_expr_1.
6260 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6262 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6265 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6267 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6268 'AMD Family 10 core'.
6270 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6272 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6273 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6274 with SSE3 instruction set support.
6275 * doc/invoke.texi: Likewise.
6277 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6279 * config/i386/i386.c (override_options): Tuning 32-byte loop
6280 alignment for amdfam10 architecture. Increasing the max loop
6281 alignment to 24 bytes.
6283 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6285 * config/m68k/constraints.md: New.
6286 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6287 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6288 EXTRA_CONSTRAINT): Remove.
6289 * config/m68k/m68k.md: Include constraints.md.
6290 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6292 2007-05-01 Ian Lance Taylor <iant@google.com>
6294 PR tree-optimization/31739
6295 * tree-vrp.c (vrp_val_is_max): New static function.
6296 (vrp_val_is_min): New static function.
6297 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6299 (set_value_range): Use vrp_val_is_{max,min}.
6300 (extract_range_from_assert): Likewise.
6301 (extract_range_from_binary_expr): Likewise.
6302 (extract_range_from_unary_expr): Likewise.
6303 (dump_value_range, vrp_meet): Likewise.
6304 (vrp_visit_phi_node): Likewise.
6305 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6307 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6309 * config/i386/gmon-sol2.c (size_t): New type.
6310 (intptr_t): Likewise.
6311 (s_textsize): Declare as size_t.
6313 (monstartup): Use size_t for sizes.
6314 (_mcount): Save and restore registers.
6315 (internal_mcount): Pass 0 as the first argument to monstartup
6317 (moncontrol): Convert pointer to appropriately sized integer
6318 before passing to profil.
6320 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6322 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6323 __NO_FPRS__, not just if _SOFT_DOUBLE.
6324 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6325 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6326 also for E500 double.
6327 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6328 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6331 2007-05-01 Richard Guenther <rguenther@suse.de>
6333 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6336 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6338 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6340 2007-05-01 Jan Hubicka <jh@suse.cz>
6342 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6345 2007-05-01 Jan Hubicka <jh@suse.cz>
6347 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6348 (maybe_fold_offset_to_reference): Declare.
6349 * fold-const.c (fold_unary): Do not fold
6350 (type *)&A into &A->field_of_type_and_offset_0
6351 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6352 size is unknown, give up.
6353 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6355 (maybe_fold_offset_to_reference): New.
6356 (maybe_fold_stmt_indirect): Use it.
6357 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6358 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6360 (gimplify_expr): Likewise for plus_expr.
6362 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6364 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6365 bsi_after_labels. Always insert statements before bsi.
6366 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6367 * predict.c (apply_return_prediction): Check for empty blocks.
6368 * cfgexpand.c (lab_rtx_for_bb): New variable.
6369 (label_rtx_for_bb): Do not create new tree labels.
6370 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6371 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6372 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6374 (label_for_bb): Add field used.
6375 (update_eh_label, main_block_label): Mark the label used.
6376 (cleanup_dead_labels): Remove unused labels.
6378 2007-05-01 Richard Guenther <rguenther@suse.de>
6380 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6381 if it is not about to be set.
6382 (get_value_range): Do not pre-allocate equiv bitmap.
6383 (update_value_range): No need to clear equiv field.
6384 (add_equivalence): Change prototype to get bitmap pointer.
6385 Allocate bitmap here if it is not already.
6386 (extract_range_from_assert): Do not allocate bitmap here.
6387 Update callers to add_equivalence.
6388 (extract_range_from_ssa_name): Likewise.
6389 (get_vr_for_comparison): New static helper.
6390 (compare_name_with_value): Handle NULL equiv bitmap by
6391 peeling the first iteration of the comparison loop.
6392 Use get_vr_for_comparison.
6393 (compare_names): Handle NULL equiv bitmaps by using fake
6394 ones. Use get_vr_for_comparison.
6396 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6398 * double-int.c (mpz_set_double_int): Moved from
6399 tree-ssa-loop-niter.c.
6400 (mpz_get_double_int): Likewise; also, add option to wrap
6401 out-of-range integers.
6402 * double-int.h: New prototypes for above.
6403 * tree.c (get_static_type_bounds): Moved from
6404 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6405 TYPE_MAX_VALUE if they exist..
6406 * tree.h: New prototype for above.
6407 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6408 get_type_bounds calls.
6409 (mpz_set_double_int): Move to double-int.c.
6410 (get_type_bounds): Move to tree.c, rename to
6411 get_static_type_bounds.
6412 (mpz_to_double_int): Move to double-int.c, rename to
6415 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6417 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6418 DIV0 exception can fall through to a normal return.
6420 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6424 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6425 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6426 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6427 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6428 initialize align to silence bogus warning.
6429 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6430 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6432 (struct sra_walk_fns): Remove use_all parameter from use.
6433 (sra_hash_tree): Handle BIT_FIELD_REFs.
6434 (sra_elt_hash): Don't hash bitfld blocks.
6435 (sra_elt_eq): Skip them in parent compares as well. Handle
6437 (sra_walk_expr): Don't maintain or pass down use_all_p.
6438 (scan_use): Remove use_all parameter.
6439 (scalarize_use): Likewise. Re-expand assignment to
6440 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6441 output, and re-scalarize after output. Don't mark anything
6443 (scalarize_ldst): Adjust.
6444 (scalarize_walk_gimple_modify_statement): Likewise.
6445 (build_element_name_1): Handle BIT_FIELD_REFs.
6446 (instantiate_element): Don't warn for any element whose parent
6448 (instantiate_missing_elements_1): Return the sra_elt.
6449 (canon_type_for_field): New.
6450 (try_instantiate_multiple_fields): New.
6451 (instantiate_missing_elemnts): Use them.
6452 (mark_no_warning): Removed.
6453 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6454 (REPLDUP, sra_build_elt_assignment): New.
6455 (generate_copy_inout): Use them.
6456 (generate_element_copy): Likewise. Handle bitfld differences.
6457 (generate_element_zero): Don't recurse for blocks. Use
6458 sra_build_elt_assignment.
6459 (generate_one_element_int): Take elt instead of var. Use
6460 sra_build_elt_assignment.
6461 (generate_element_init_1): Adjust.
6462 (scalarize_use, scalarize_copy): Use REPLDUP.
6463 (scalarize_ldst): Move assert before dereference.
6464 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6466 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6469 * tree.c (reconstruct_complex_type): Reconstruct a reference
6471 Also use the same mode for the pointer as the old pointer type.
6473 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6475 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6478 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6480 PR rtl-optimization/31676
6481 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6482 (df_refs_record): Call it.
6484 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6486 * rtl.def (SS_ABS): New code.
6487 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6488 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6489 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6490 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6491 (bfin_init_builtins): Define them.
6492 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6493 (bfin_expand_builtin): ... and handle the others here.
6494 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6495 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6496 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6497 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6498 operand is only HImode.
6500 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6502 * regclass.c (scan_one_insn): Remove splitting of
6505 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6506 Nigel Stephens <nigel@mips.com>
6508 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6510 2007-04-28 Jan Hubicka <jh@suse.cz>
6512 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6513 insn_locators_alloc instead of insn_locators_initialize;
6514 call reset_block_changes.
6515 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6516 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6517 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6518 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6519 * config/score/score.c (th_output_mi_thunk): Likewise.
6520 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6521 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6522 tolerate uninitialized locator info.
6525 * function.c (init_function_start): Don't init line number info.
6526 (expand_function_end): Update.
6527 (reset_block_changes, record_block_change, finalize_block_changes,
6528 check_block_change, free_block_changes): Kill.
6529 * function.h (reset_block_changes, record_block_change,
6530 finalize_block_changes, check_block_change, free_block_changes):
6532 (struct function): Remove ib_boundaries_block.
6533 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6534 Use curr_insn_locator to initialize locator.
6535 (emit_line_note): Remove.
6536 * cfgexpand.c (expand_gimple_cond_expr): Update.
6537 (construct_exit_block): Likewise.
6538 (tree_expand_cfg): Initialize/finalize locators.
6539 * expr.c (expand_expr_real): Update.
6540 * cfglayout.c (line_locators_locs, line_locators_lines,
6541 file_locators_locs, file_locators_files): Remove.
6542 (set_block_levels): Move to cfgexpand.c.
6543 (insn_locators_initialize): Remove.
6544 (pass_insn_locators_initialize): Remove.
6545 (locations_locators_locs, locations_locators_vals): New static vars.
6546 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6548 (insn_locators_alloc, insn_locators_finalize,
6549 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6551 (locator_location): New.
6552 (locator_line, locator_file): Rewrite.
6553 * rtl.h (emit_line_note): Kill.
6554 (insn_locators_alloc, insn_locators_finalize,
6555 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6557 * tree-inline.c (initialize_cfun): Do not initialize
6558 ib_boundaries_block.
6559 * passes.c (pass_insn_locators_initialize): Remove.
6561 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6563 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6564 info. Update last_basic_block correctly.
6566 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6569 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6570 register itself to hold the offset constant. Tell flow the use
6571 of r4 and r5 when they are used.
6573 2007-04-27 Richard Guenther <rguenther@suse.de>
6575 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6576 if we simplified anything.
6577 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6578 warnings until we did a simplification and the stmt was not
6579 marked as TREE_NO_WARNING.
6581 2007-04-27 Mike Stump <mrs@apple.com>
6583 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6585 2007-04-27 Ian Lance Taylor <iant@google.com>
6588 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6589 TYPE_MAX_VALUE exist, convert them to the new type.
6591 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6593 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6594 if it claims to be available.
6595 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6597 (perform_tree_ssa_dce): Always free postdominators.
6599 2007-04-27 Richard Henderson <rth@redhat.com>
6601 * config/alpha/predicates.md (aligned_memory_operand): Mark
6602 as define_special_predicate.
6603 (unaligned_memory_operand, normal_memory_operand): Likewise.
6604 (reg_or_unaligned_mem_operand): Remove.
6605 (any_memory_operand): Match the documentation and check for
6606 non-renumbered pseudos during reload.
6607 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6608 alpha_secondary_reload_class, update to new interface, make static.
6609 Handle CQImode like HImode. Remove FP subreg check.
6610 (alpha_expand_mov): Use replace_equiv_address.
6611 (alpha_expand_mov_nobwx): Use any_memory_operand.
6612 (TARGET_SECONDARY_RELOAD): New.
6613 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6614 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6615 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6616 * config/alpha/alpha.md: ... here.
6617 (RELOAD12, reloadmode): New.
6619 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6620 Don't handle the aligned case here.
6621 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6622 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6623 reload_inhi_help. Don't expect a scratch register.
6624 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6626 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6628 2007-04-27 Richard Guenther <rguenther@suse.de>
6630 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6632 2007-04-27 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/30965
6635 PR tree-optimization/30978
6636 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6637 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6638 (find_equivalent_equality_comparison): Likewise.
6639 (simplify_cond): Likewise.
6640 (get_prop_source_stmt): New helper.
6641 (get_prop_dest_stmt): Likewise.
6642 (can_propagate_from): Likewise.
6643 (remove_prop_source_from_use): Likewise.
6644 (combine_cond_expr_cond): Likewise.
6645 (forward_propagate_comparison): New function.
6646 (forward_propagate_into_cond): Rewrite to use fold for
6648 (tree_ssa_forward_propagate_single_use_vars): Call
6649 forward_propagate_comparison to propagate comparisons.
6651 2007-04-27 Richard Guenther <rguenther@suse.de>
6653 PR tree-optimization/31715
6654 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6655 sure to do computation on the offset in an appropriate
6658 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6660 * reload.h (elimination_target_reg_p): Declare.
6661 * reload.c (find_reloads): Don't apply the reg_rtx move
6662 optimization if the SET_DEST satisfies elimination_target_reg_p.
6663 * reload1.c (elimination_target_reg_p): New function.
6664 (gen_reload): In the move/add2 fallback, make sure that op0
6665 does not overlap the destination register.
6667 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6669 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6670 transform only GIMPLE_MODIFY_STMTs.
6671 * tree-complex.c (expand_complex_operations_1): Ditto.
6672 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6673 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6674 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6676 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6677 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6678 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6679 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6680 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6681 slpeel_add_loop_guard): Ditto.
6682 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6683 * lambda-code.c (perfect_nestify): Ditto.
6684 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6685 before the first statement.
6686 * tree-optimize.c (execute_free_datastructures): Fix comments.
6687 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6688 * tree-flow.h (disband_implicit_edges): Declaration removed.
6689 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6691 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6692 COND_EXPRs without gotos.
6693 (disband_implicit_edges, has_label_p): Removed.
6694 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6695 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6697 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6699 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6700 also for COND_EXPRs.
6701 * cfgexpand.c (label_rtx_for_bb): New function.
6702 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6703 Use label_rtx_for_bb to find the labels.
6704 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6705 last block. Detect fallthru edges.
6707 2007-04-26 Ian Lance Taylor <iant@google.com>
6710 * reload.c (find_reloads_subreg_address): If the address was valid
6711 in the original mode but not in the new mode, reload the whole
6714 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6716 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6717 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6718 (cleanup_control_expr_graph): Do not invalidate dominance info.
6719 Record altered blocks.
6720 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6721 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6722 cleanup_tree_cfg_bb): New functions.
6723 (remove_forwarder_block): Do not maintain the worklist of blocks.
6724 Record altered blocks.
6725 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6727 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6728 delete_unreachable_blocks if dominators are not available.
6729 * tree-inline.c (optimize_inline_calls): Free dominance information
6731 * tree-flow.h (remove_edge_and_dominated_blocks,
6732 cfgcleanup_altered_bbs): Altered.
6733 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6735 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6737 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6738 do not invalidate dominators.
6740 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6742 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6743 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6744 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6745 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6747 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6749 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6751 2007-04-26 Richard Guenther <rguenther@suse.de>
6753 PR tree-optimization/31703
6754 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6755 the right type for the target of the bittest.
6757 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6759 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6760 ix86_sol10_return_in_memory.
6762 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6764 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6767 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6770 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6772 PR tree-optimization/30558
6773 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6774 clear this_state.prev_try.
6776 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6777 Mark Mitchell <mark@codesourcery.com>
6779 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6780 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6781 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6783 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6786 * doc/invoke.texi (%:print-asm-header): Document.
6787 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6789 (static_spec_functions): Add print-asm-header.
6790 (main): Print a banner before the --target-help linker options.
6791 (print_asm_header_spec_function): New function.
6793 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6796 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6797 (movsf_ie): Likewise.
6799 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6801 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6803 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6805 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6806 exception for divide-by-zero.
6807 (__umodsi3, __modsi3): Likewise.
6809 2007-04-25 Dirk Mueller <dmueller@suse.de>
6811 * c-typeck.c (build_compound_expr): Annotate warning()
6812 call with OPT_Wunused_value.
6813 * tree-ssa.c (warn_uninit): Annotate warning with
6815 * c-common.c (handle_sentinel_attribute): Annotate warning
6816 call with OPT_Wattributes.
6818 2007-04-25 Thiemo Seufer <ths@mips.com>
6820 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6822 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6823 on to the assembler. Improve handling of -mno-mips16. Add handling
6824 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6825 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6826 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6827 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6829 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6832 * config/i386/winnt.c (i386_pe_file_end): Strip only
6833 USER_LABEL_PREFIX when writing export name.
6835 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6837 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6838 sh/elf.h, vx-common.h and vxworks.h.
6839 * config/sh/sh.h: Include config/vxworks-dummy.h.
6840 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6841 (OVERRIDE_OPTIONS): Use it.
6842 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6843 (vxworks_picreg): New pattern.
6844 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6845 VXWORKS_OS_CPP_BUILTINS.
6846 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6847 to their VXWORKS_* equivalents.
6848 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6849 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6850 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6851 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6852 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6853 -mrtp/-fPIC multilibs.
6854 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6855 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6856 (MULTILIB_OSDIRNAMES): Delete.
6858 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6861 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6863 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6865 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6866 rounding mode to be specified by the caller.
6867 (real_to_mpfr) Likewise.
6868 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6869 include new arguments.
6870 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6872 2007-04-24 Ian Lance Taylor <iant@google.com>
6874 PR tree-optimization/31605
6875 * tree-vrp.c (set_value_range): Check that min and max are not
6876 both overflow infinities.
6877 (set_value_range_to_value): New static function.
6878 (extract_range_from_binary_expr): Call set_value_range_to_value.
6879 (extract_range_from_cond_expr): Likewise.
6880 (extract_range_from_expr): Likewise.
6881 (extract_range_from_unary_expr): Likewise. Don't create a range
6882 which overflows on both sides.
6883 (vrp_meet): Check for a useless range.
6884 (vrp_visit_phi_node): If we see a constant which looks like an
6885 overflow infinity, turn off the TREE_OVERFLOW flag.
6887 2007-04-24 Ian Lance Taylor <iant@google.com>
6889 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6891 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6894 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6895 diagnostic message is being built.
6896 * tree-pretty-print.c (dump_generic_node): Only write the
6897 formatted text into BUFFER's stream if we are not building a
6899 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6901 * Makefile.in (toplev.o): Depend on tree-pass.h.
6903 2007-04-24 Ian Lance Taylor <iant@google.com>
6905 PR tree-optimization/31602
6906 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6907 conditionals in the copied loop header.
6908 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6909 warnings if TREE_NO_WARNING is set.
6910 * doc/invoke.texi (Warning Options): Clarify that
6911 -Wstrict-overflow does not warn about loops.
6913 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6915 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6916 expand on the comment about _Decimal128 arguments and check the
6917 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6918 that _Decimal128 argument uses even/odd register pair.
6919 (function_arg): Ditto.
6921 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6923 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6924 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6926 2007-04-24 Richard Guenther <rguenther@suse.de>
6927 Olga Golovanevsky <olga@il.ibm.com>
6929 * fold-const.c (multiple_of_p): Check for bottom
6932 2007-04-24 Richard Henderson <rth@redhat.com>
6934 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6935 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6936 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6937 looking for non-zero bits shifted out. Avoid a recursive call
6938 when constructing the scalar.
6939 (__floatundisf): Likewise.
6941 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6943 * dwarf2out.c (field_byte_offset): Move the existing logic
6944 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6945 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6947 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6950 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6951 length argument of 0 for memset.
6952 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6953 unsigned shift instead of the signed variant.
6955 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6957 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6958 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6959 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6960 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6961 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6962 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6963 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6964 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6965 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6966 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6967 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6968 "mul<mode>3", "div<mode>3"): Insn definitions added.
6969 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6970 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6971 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6972 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6973 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6974 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6975 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6976 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6977 TARGET_FLOAT_FORMAT): Macro definitions removed.
6978 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6979 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6980 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6981 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6982 (s390_gen_rtx_const_DI): Function removed.
6983 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6985 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6987 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6988 over an external ffs function.
6990 2007-04-24 Chao-ying Fu <fu@mips.com>
6991 Richard Sandiford <richard@nildram.co.uk>
6993 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6994 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6995 (smadd_widen_optab, umadd_widen_optab): Define.
6996 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6998 * genopinit.c (optabs): Fill in smadd_widen_optab and
7000 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7001 and umadd_widen_optab to implement multiply-add sequences.
7002 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7003 (<u>maddsidi4): ...this. Extend condition to include
7004 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7005 of operand 0 to "ka" and use the three-operand form of madd<u>
7007 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7009 * config/mips/constraints.md (ka): New register constraint.
7011 2007-04-24 Jan Hubicka <j@suse.cz>
7015 2007-04-23 Jan Hubicka <jh@suse.cz>
7016 * function.c (init_function_start): Don't init line number info.
7017 (expand_function_end): Update.
7018 (reset_block_changes, record_block_change, finalize_block_changes,
7019 check_block_change, free_block_changes): Kill.
7020 * function.h (reset_block_changes, record_block_change,
7021 finalize_block_changes, check_block_change, free_block_changes):
7023 (struct function): Remove ib_boundaries_block.
7024 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7025 Use curr_insn_locator to initialize locator.
7026 (emit_line_note): Remove.
7027 * cfgexpand.c (expand_gimple_cond_expr): Update.
7028 (construct_exit_block): Likewise.
7029 (tree_expand_cfg): Initialize/finalize locators.
7030 * expr.c (expand_expr_real): Update.
7031 * cfglayout.c (line_locators_locs, line_locators_lines,
7032 file_locators_locs, file_locators_files): Remove.
7033 (set_block_levels): Move to cfgexpand.c.
7034 (insn_locators_initialize): Remove.
7035 (pass_insn_locators_initialize): Remove.
7036 (locations_locators_locs, locations_locators_vals): New static vars.
7037 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7039 (insn_locators_alloc, insn_locators_finalize,
7040 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7042 (locator_location): New.
7043 (locator_line, locator_file): Rewrite.
7044 * rtl.h (emit_line_note): Kill.
7045 (insn_locators_alloc, insn_locators_finalize,
7046 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7048 * tree-inline.c (initialize_cfun): Do not initialize
7049 ib_boundaries_block.
7050 * passes.c (pass_insn_locators_initialize): Remove.
7052 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7054 * doc/invoke.texi: Removed leading '-' from option index entries.
7056 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7058 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7060 (create_phi_node): Use set_phi_nodes.
7061 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7062 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7063 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7064 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7065 (bsi_start, bsi_last): Use bb_stmt_list.
7066 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7067 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7068 Traverse the statements using tsi iterator.
7069 * basic-block.h (struct basic_block_def): Fields stmt_list
7070 and phi_nodes moved to ...
7071 (struct tree_bb_info): ... new structure.
7072 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7073 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7074 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7075 (tree_verify_flow_info): Verify that il.tree is not set for
7076 entry and exit block.
7077 (tree_split_block): Use set_bb_stmt_list.
7079 2007-04-23 Mike Stump <mrs@apple.com>
7081 * config/i386/i386.c (ix86_tune_features
7082 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7085 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7087 * config/i386/i386.md (prefix_extra): New attribute.
7088 (length): Add prefix_extra.
7090 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7091 (sse2_movntv2di): Likewise.
7092 (sse2_cvtps2dq): Likewise.
7093 (sse2_cvtpd2pi): Likewise.
7094 (sse2_cvttpd2pi): Likewise.
7095 (*sse2_cvtpd2ps): Likewise.
7096 (*add<mode>3): Likewise.
7097 (sse2_ssadd<mode>3): Likewise.
7098 (sse2_usadd<mode>3): Likewise.
7099 (*sub<mode>3): Likewise.
7100 (sse2_sssub<mode>3): Likewise.
7101 (sse2_ussub<mode>3): Likewise.
7102 (*mulv8hi3): Likewise.
7103 (*smulv8hi3_highpart): Likewise.
7104 (*umulv8hi3_highpart): Likewise.
7105 (sse2_umulv2siv2di3): Likewise.
7106 (sse2_pmaddwd): Likewise.
7107 (ashr<mode>3): Likewise.
7108 (lshr<mode>3): Likewise.
7109 (ashl<mode>3): Likewise.
7110 (sse2_ashlti3): Likewise.
7111 (sse2_lshrti3): Likewise.
7112 (*umaxv16qi3): Likewise.
7113 (*smaxv8hi3): Likewise.
7114 (*uminv16qi3): Likewise.
7115 (*sminv8hi3): Likewise.
7116 (sse2_eq<mode>3): Likewise.
7117 (sse2_gt<mode>3): Likewise.
7118 (*and<mode>3): Likewise.
7119 (sse2_nand<mode>3): Likewise.
7120 (*ior<mode>3): Likewise.
7121 (*xor<mode>3): Likewise.
7122 (sse2_packsswb): Likewise.
7123 (sse2_packssdw): Likewise.
7124 (sse2_packuswb): Likewise.
7125 (sse2_punpckhbw): Likewise.
7126 (sse2_punpcklbw): Likewise.
7127 (sse2_punpckhwd): Likewise.
7128 (sse2_punpcklwd): Likewise.
7129 (sse2_punpckhdq): Likewise.
7130 (sse2_punpckldq): Likewise.
7131 (sse2_punpckhqdq): Likewise.
7132 (sse2_punpcklqdq): Likewise.
7133 (*sse2_pinsrw): Likewise.
7134 (*sse2_pextrw): Likewise.
7135 (sse2_pshufd_1): Likewise.
7136 (sse2_uavgv16qi3): Likewise.
7137 (sse2_uavgv8hi3): Likewise.
7138 (sse2_psadbw): Likewise.
7139 (sse2_pmovmskb): Likewise.
7140 (*sse2_maskmovdqu): Likewise.
7141 (*sse2_maskmovdqu_rex64): Likewise.
7142 (sse4a_extrqi): Likewise.
7143 (sse4a_extrq): Likewise.
7144 (sse3_lddqu): Set prefix_rep.
7145 (sse3_addsubv4sf3): Likewise.
7146 (sse3_haddv4sf3): Likewise.
7147 (sse3_hsubv4sf3): Likewise.
7148 (sse_cvtss2si): Likewise.
7149 (sse_cvtss2si_2): Likewise.
7150 (sse_cvtss2siq): Likewise.
7151 (sse_cvtss2siq_2): Likewise.
7152 (sse_cvttss2si): Likewise.
7153 (sse_cvttss2siq): Likewise.
7154 (sse2_cvttps2dq): Likewise.
7155 (sse3_movshdup): Likewise.
7156 (sse3_movsldup): Likewise.
7157 (sse2_cvtsd2si): Likewise.
7158 (sse2_cvtsd2si_2): Likewise.
7159 (sse2_cvtsd2siq): Likewise.
7160 (sse2_cvtsd2siq_2): Likewise.
7161 (sse2_cvttsd2si): Likewise.
7162 (sse2_cvttsd2siq): Likewise.
7163 (*sse2_cvtpd2dq): Likewise.
7164 (*sse2_cvttpd2dq): Likewise.
7165 (sse2_pshuflw_1): Likewise.
7166 (sse2_pshufhw_1): Likewise.
7167 (sse4a_insertqi): Likewise.
7168 (sse4a_insertq): Likewise.
7169 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7170 (ssse3_phadddv4si3): Likewise.
7171 (ssse3_phaddswv8hi3): Likewise.
7172 (ssse3_phsubwv8hi3): Likewise.
7173 (ssse3_phsubdv4si3): Likewise.
7174 (ssse3_phsubswv8hi3): Likewise.
7175 (ssse3_pmaddubswv8hi3): Likewise.
7176 (ssse3_pmulhrswv8hi3): Likewise.
7177 (ssse3_pshufbv16qi3): Likewise.
7178 (ssse3_psign<mode>3): Likewise.
7179 (ssse3_palignrti): Likewise.
7180 (abs<mode>2): Likewise.
7181 (ssse3_phaddwv4hi3): Set prefix_extra.
7182 (ssse3_phadddv2si3): Likewise.
7183 (ssse3_phaddswv4hi3): Likewise.
7184 (ssse3_phsubwv4hi3): Likewise.
7185 (ssse3_phsubdv2si3): Likewise.
7186 (ssse3_phsubswv4hi3): Likewise.
7187 (ssse3_pmaddubswv4hi3): Likewise.
7188 (ssse3_pmulhrswv4hi3): Likewise.
7189 (ssse3_pshufbv8qi3): Likewise.
7190 (ssse3_psign<mode>3): Likewise.
7191 (ssse3_palignrdi): Likewise.
7192 (abs<mode>2): Likewise.
7193 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7194 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7195 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7197 2007-04-23 Nick Clifton <nickc@redhat.com>
7199 * params.def: Fix formatting of emacs local variables.
7201 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7203 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7204 move if inter-unit move isn't allowed.
7205 Don't split moving the first element of V2DI to DI to inter-unit
7206 move if inter-unit move isn't allowed.
7208 2007-04-23 Richard Guenther <rguenther@suse.de>
7210 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7211 and CDI_POST_DOMINATORS separately.
7213 2007-04-23 Nick Clifton <nickc@redhat.com>
7215 * c.opt (Wformat-contains-nul): Add warning attribute.
7217 2007-04-23 Jan Hubicka <jh@suse.cz>
7219 * function.c (init_function_start): Don't init line number info.
7220 (expand_function_end): Update.
7221 (reset_block_changes, record_block_change, finalize_block_changes,
7222 check_block_change, free_block_changes): Kill.
7223 * function.h (reset_block_changes, record_block_change,
7224 finalize_block_changes, check_block_change, free_block_changes):
7226 (struct function): Remove ib_boundaries_block.
7227 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7228 Use curr_insn_locator to initialize locator.
7229 (emit_line_note): Remove.
7230 * cfgexpand.c (expand_gimple_cond_expr): Update.
7231 (construct_exit_block): Likewise.
7232 (tree_expand_cfg): Initialize/finalize locators.
7233 * expr.c (expand_expr_real): Update.
7234 * cfglayout.c (line_locators_locs, line_locators_lines,
7235 file_locators_locs, file_locators_files): Remove.
7236 (set_block_levels): Move to cfgexpand.c.
7237 (insn_locators_initialize): Remove.
7238 (pass_insn_locators_initialize): Remove.
7239 (locations_locators_locs, locations_locators_vals): New static vars.
7240 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7242 (insn_locators_alloc, insn_locators_finalize,
7243 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7245 (locator_location): New.
7246 (locator_line, locator_file): Rewrite.
7247 * rtl.h (emit_line_note): Kill.
7248 (insn_locators_alloc, insn_locators_finalize,
7249 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7251 * tree-inline.c (initialize_cfun): Do not initialize
7252 ib_boundaries_block.
7253 * passes.c (pass_insn_locators_initialize): Remove.
7255 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7258 * expr.c (reduce_to_bit_field_precision): Handle
7261 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7263 PR tree-optimization/24659
7264 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7265 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7266 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7267 * genopinit.c (optabs): Rename vec_pack_mod_optab
7268 to vec_pack_trunc_optab.
7269 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7270 early for scalar floating point operands for NOP_EXPR.
7271 (vectorizable_type_promotion): Ditto.
7272 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7273 vec_pack_trunc_optab.
7274 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7276 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7277 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7278 Rename from VEC_PACK_MOD_EXPR.
7279 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7280 * expr.c (expand_expr_real_1): Ditto.
7281 * tree-inline.c (estimate_num_insns_1): Ditto.
7282 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7284 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7285 (vec_unpacks_lo_v4sf): Ditto.
7286 (vec_pack_trunc_v2df): Ditto.
7287 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7288 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7289 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7291 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7293 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7295 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7296 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7297 packing of floating point operands.
7298 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7299 represent unpacking of floating point operands.
7300 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7301 [vec_unpacks_hi]: Ditto.
7302 [vec_unpacks_lo]: Ditto.
7304 2007-04-22 Jan Hubicka <jh@suse.cz>
7306 * final.c (rest_of_handle_final): Call
7307 targetm.asm_out.constructor/targetm.asm_out.destructor
7308 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7309 proper priority via decl_*_priority_insert.
7310 * c-common.c (c_expand_body): Likewise.
7312 2007-04-22 Richard Guenther <rguenther@suse.de>
7314 PR tree-optimization/29789
7315 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7316 (rewrite_reciprocal): New helper split out from
7317 determine_invariantness_stmt.
7318 (rewrite_bittest): Likewise.
7319 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7320 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7323 2007-04-22 Revital Eres <eres@il.ibm.com>
7325 * loop-unroll.c (var_to_expand): New field to support also
7326 insns of the form x = something + x.
7327 (analyze_insn_to_expand_var): Use it.
7328 (expand_var_during_unrolling): Likewise.
7330 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7332 * predict.c: Include pointer-set.h.
7333 (bb_predictions): New variable.
7334 (tree_predicted_by_p, tree_predict_edge,
7335 remove_predictions_associated_with_edge): Use bb_predictions map
7336 instead of bb->predictions.
7337 (clear_bb_predictions, assert_is_empty): New functions.
7338 (combine_predictions_for_bb): Use bb_predictions map. Call
7339 clear_bb_predictions.
7340 (tree_estimate_probability): Create and free bb_predictions map.
7341 * Makefile.in (predict.o): Add pointer-set.h dependency.
7342 * basic-block.h (struct basic_block_def): Remove predictions
7344 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7346 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7349 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7352 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7354 * timevar.c (timevar_print): Change reference of --disable-checking to
7355 --enable-checking=release. Also warn if assert checking is disabled.
7357 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7360 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7361 decl as addressable if the compound literal was marked as
7363 Mark the decl as a gimple register if it is a complex or
7364 vector decl and does not live in memory.
7366 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7368 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7369 (GENERIC_NEXT): New function macro.
7370 (PHI_CHAIN): Use phi_node's new chain variable.
7371 (tree_phi_node): Change tree_common to tree_base
7372 and add the chain field.
7373 * tree-phinodes.c (make_phi_node): Don't set
7374 TREE_TYPE on the new node.
7375 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7376 instead of checking GIMPLE_TUPLE_P in chain_next.
7377 * tree-vect-transform.c
7378 (get_initial_def_for_induction): Look at
7379 PHI_RESULT_TREE for the type of the phi node.
7380 (update_vuses_to_preheader): Use PHI_CHAIN
7381 instead of TREE_CHAIN on the phi node.
7382 * tree-ssa-structalias.c (compute_points_to_sets):
7384 (ipa_pta_execute): Likewise.
7386 2007-04-21 Richard Guenther <rguenther@suse.de>
7389 * fold-const.c (fold_unary): Call fold_convert_const on the
7392 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7394 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7395 (store_killed_in_pat): New.
7397 2007-04-20 Richard Henderson <rth@redhat.com>
7400 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7401 TREE_LIST with a void_type_node value, not void_list_node exactly.
7403 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7405 * doc/standards.texi: Re-arrange into language-specific
7406 subsections. Add a C++ section, documenting which standards we
7409 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7411 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7412 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7414 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7416 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7417 ecrti.o and crtbegin.o.
7418 (LIB_DEFAULT_SPEC): Include -lc.
7419 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7421 2007-04-20 Richard Henderson <rth@redhat.com>
7424 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7425 argument; update all callers.
7426 (get_unaligned_offset): New.
7427 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7428 get_unaligned_address, just pass on the address directly.
7429 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7430 the subreg in the helper patterns.
7431 (unaligned_extendqidi_le): Use get_unaligned_offset.
7432 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7433 (unaligned_extendhidi_be): Likewise.
7434 (unaligned_extendhidi): Tidy.
7435 * config/alpha/alpha-protos.h: Update.
7437 2007-04-20 Richard Henderson <rth@redhat.com>
7439 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7440 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7441 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7442 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7443 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7444 (CPP_SPEC): Don't include %(cpp_subtarget).
7445 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7446 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7447 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7449 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7451 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7452 for __builtin_ia32_cmpordss.
7454 PR tree-optimization/31632
7455 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7456 and arg1 for optimizations of comparison against min/max values.
7457 Fold arg0 to arg1's type for optimizations of comparison against
7458 min+1 and max-1 values.
7460 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7462 * reload.c (combine_reloads): When trying to use a dying register,
7463 check whether it's uninitialized and don't use if so.
7465 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7467 * fold-const.c: Remove prototypes for native_encode_expr and
7468 native_interpret_expr.
7469 (native_encode_expr): Make non-static.
7470 (native_interpret_expr): Likewise.
7471 * tree.h: Add prototypes for the above.
7473 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7475 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7476 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7477 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7478 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7479 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7480 Add length attributes.
7482 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7484 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7487 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7488 __STDC_WANT_DEC_FP__.
7490 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7492 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7493 for long double compatibility.
7494 * configure: Regenerate.
7496 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7498 PR rtl-optimization/29841
7499 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7501 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7502 that may cause control flow transfer from being moved.
7504 2007-04-18 Jan Hubicka <jh@suse.cz>
7506 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7509 2007-04-18 Eric Christopher <echristo@apple.com>
7511 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7512 only. Update operands.
7513 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7514 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7515 link register to pic register.
7517 2007-04-18 Dirk Mueller <dmueller@suse.de>
7520 * tree-vrp.c (search_for_addr_array): New.
7521 (check_array_bounds): Suppress warning about
7522 address taken of array refs if its not de-referenced.
7524 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7526 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7527 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7529 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7530 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7531 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7533 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7535 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7537 (vect_analyze_scalar_cycles): Fix indentation.
7538 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7539 (vect_mark_relevant): Include phis in relevance analysis.
7541 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7543 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7545 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7546 output_operand_lossage().
7548 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7550 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7551 the unused code for reduction without adjust-in-epilog to simplify the
7554 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7556 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7557 (S390_TDC_NEGATIVE_ZERO): New constant.
7558 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7559 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7560 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7561 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7562 (S390_TDC_POSITIVE_INFINITY): New constant.
7563 (S390_TDC_NEGATIVE_INFINITY): New constant.
7564 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7565 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7566 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7567 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7568 (S390_TDC_INFINITY): New constant.
7569 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7570 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7571 optimization for UNSPEC_CCZ_TO_INT.
7572 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7573 ("*ccz_to_int"): New insn.
7574 ("isinf<mode>2"): New insn.
7575 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7576 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7577 (UNSPEC_CCZ_TO_INT): New constant.
7579 2007-04-18 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/19431
7582 PR tree-optimization/21463
7583 * tree-pass.h (pass_phiprop): Declare.
7584 * passes.c (init_optimization_passes): New phiprop pass.
7585 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7586 (phivn_valid_p): New helper function.
7587 (phiprop_insert_phi): Likewise.
7588 (propagate_with_phi): Likewise.
7589 (tree_ssa_phiprop): New propagator propagating loads
7590 through phi nodes if profitable.
7592 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7594 * tree-vect-analyze.c (process_use): New function.
7595 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7596 Check phis in all bbs.
7597 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7600 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7602 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7605 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7608 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7611 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7613 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7615 (sse_vmmulv4sf3): Likewise.
7616 (sse2_vmaddv2df3): Likewise.
7617 (sse2_vmmulv2df3): Likewise.
7619 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7621 PR rtl-optimization/31360
7622 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7623 (target_reg_cost): New.
7624 (init_set_costs): Initialize target_reg_cost. Add comments
7625 regarding the rationale of the costs.
7626 (global_cost_for_size): Renamed to...
7627 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7628 of register pressure.
7629 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7630 estimate_reg_pressure_cost. Add number of ivs.
7631 (determine_set_costs): Dump target_reg_cost.
7632 * loop-invariant.c (gain_for_invariant): Use
7633 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7634 (best_gain_for_invariant, find_invariants_to_move): Remove
7636 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7637 (target_reg_cost): Declare.
7638 (global_cost_for_size): Declaration removed.
7639 (estimate_reg_pressure_cost): Declare.
7641 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7643 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7644 regnos into even/odd register pairs.
7645 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7646 TDmode similar to the other floating point modes.
7647 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7648 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7650 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7651 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7652 (movdd_hardfloat64): Use TARGET_MFPGPR.
7654 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7656 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7659 2005-01-05 Richard Henderson <rth@redhat.com>
7661 * reload1.c (do_input_reload): Restrict the optimization deleteing
7662 a previous output reload to RELOAD_FOR_INPUT.
7664 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7666 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7667 induc_vec_info_type.
7668 (vectorizable_induction): New function declaration.
7669 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7670 check if already vectorized. Find first place in BB where new stmts
7671 can be inserted. Takes only one argument.
7672 (vectorizable_induction): New function.
7673 (vect_transform_stmt): Add case for induc_vec_info_type to call
7674 vectorizable_induction.
7675 (vect_transform_loop): Consider phis for vectorization.
7676 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7678 (analyze_operations): Call vectorizable_induction when analyzing phis.
7680 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7681 (vect_mark_relevant): Include phis in relevance analysis.
7682 (vect_mark_stmts_to_be_vectorize): Likewise.
7683 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7685 2007-04-16 Lawrence Crowl <crowl@google.com>
7687 * doc/invoke.texi (Debugging Options): Add documentation for the
7688 -femit-struct-debug options -femit-struct-debug-baseonly,
7689 -femit-struct-debug-reduced, and
7690 -femit-struct-debug-detailed[=...].
7692 * c-opts.c (c_common_handle_option): Add
7693 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7694 and OPT_femit_struct_debug_detailed_.
7695 * c.opt: Add specifications for
7696 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7697 and -femit-struct-debug-detailed[=...].
7698 * opts.c (set_struct_debug_option): Parse the
7699 -femit-struct-debug-... options.
7700 * opts.c (matches_main_base, main_input_basename,
7701 main_input_baselength, base_of_path, matches_main_base): Add
7702 variables and functions to compare header base name to compilation
7704 * opts.c (should_emit_struct_debug): Add to determine to emit a
7705 structure based on the option.
7706 (dump_struct_debug) Also disabled function to debug this
7708 * opts.c (handle_options): Save the base name of the
7711 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7712 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7713 This hook indicates if a type is generic. Set it by default
7715 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7716 to determine if a struct type is generic or not.
7717 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7718 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7719 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7722 * flags.h (enum debug_info_usage): Add an enumeration to describe
7723 a program's use of a structure type.
7724 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7725 to indicate the program's usage of the type. Filter structs based
7726 on the -femit-struct-debug-... specification.
7727 (gen_type_die): Split into two routines, gen_type_die and
7728 gen_type_die_with_usage. gen_type_die is now a wrapper
7729 that assumes direct usage.
7730 (gen_type_die_with_usage): Replace calls to gen_type_die
7731 with gen_type_die_with_usage adding the program usage of
7732 the referenced type.
7733 (dwarf2out_imported_module_or_decl): Suppress struct debug
7734 information using should_emit_struct_debug when appropriate.
7736 2007-04-16 Ian Lance Taylor <iant@google.com>
7738 PR tree-optimization/31522
7739 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7740 (vrp_initialize): Allocate vr_phi_edge_counts.
7741 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7742 executable edge. Drop test for all constants.
7743 (vrp_finalize): Free vrp_phi_edge_counts.
7745 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7746 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7748 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7749 predecessors at head rather than tail.
7751 2007-04-16 Matthias Klose <doko@debian.org>
7753 * config/alpha/linux.h (CPP_SPEC): Define.
7754 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7756 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7758 * function.h: Remove sequence_stack extern declaration.
7760 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7762 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7764 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7767 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7769 * config/avr/avr.c (avr_arch_types): Rearranging array.
7770 (enum avr_arch): Add.
7771 (avr_mcu_types): Use avr_arch enumeration constants instead of
7773 * config/avr/avr.h (LINK_SPEC): Simplify.
7775 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7777 * config/m68k/m68k.c (m68k_libcall_value,
7778 m68k_function_value): Use macros for register names more.
7780 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7782 (M68K_REGNAME): Use A6_REG.
7783 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7785 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7788 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7789 'pending_read_list_length' and 'pending_write_list_length'. Update
7791 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7792 to handle two length counters instead of one. Update all uses.
7793 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7794 two length counters instead of one.
7795 * sched-rgn.c (propagate_deps): Update to handle two length counters
7798 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7801 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7802 copy of source, pass it to ix86_expand_vector_set and return
7805 2007-04-16 David Ung <davidu@mips.com>
7806 Joseph Myers <joseph@codesourcery.com>
7808 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7809 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7810 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7811 Add 74K processor information.
7812 * config/mips/mips.md: Include 74k.md.
7813 (cpu): Add 74kc,74kf,74kx.
7814 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7815 * config/mips/74k.md: New.
7816 * doc/invoke.texi (MIPS Options): Document 74K support.
7818 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7820 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7821 vectorizable_* functions.
7822 * tree-vect-transform.c (vectorizable_call): Add check for
7823 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7824 (vectorizable_store): likewise.
7825 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7827 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7828 (vectorizable_type_promotion, vectorizable_load): Likewise.
7829 (vectorizable_live_operation, vectorizable_condition): Likewise.
7830 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7832 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7834 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7836 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7837 register numbers more.
7838 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7839 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7840 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7841 FUNCTION_VALUE_REGNO_P): Likewise.
7842 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7843 STATIC_CHAIN_REGNUM): Likewise.
7844 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7845 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7846 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7847 * config/m68k/m68k.md (FP_REG): New.
7849 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7851 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7854 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7856 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7857 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7860 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7862 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7865 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7868 * c-decl.c (finish_decl): Grab the type of the decl after the call
7869 to store_init_value.
7871 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7873 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7875 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7878 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7879 dominators, post dominators and cleanup cfg before returning.
7881 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7883 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7884 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7886 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7888 * config.gcc: Recognize fido.
7889 * config/m68k/m68k-devices.def (fidoa): New.
7890 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7892 (FL_FIDOA, TARGET_FIDOA): New.
7893 * config/m68k/m68k.opt (mfidoa): New.
7895 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7898 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7899 when a personality function is used.
7901 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7903 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7905 2007-04-13 Mike Stump <mrs@apple.com>
7907 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7909 * config/darwin.opt (fapple-kext): Make C++ only.
7910 * config/darwin.c (darwin_override_options): Remove code to ensure
7911 -fapple-kext is given for C++ only.
7913 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7915 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7916 * config/mips/mips.c (override_options): Call
7917 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7919 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7921 * config/i386/i386.opt (msvr3-shlib): Removed.
7923 * doc/invoke.texi: Remove -msvr3-shlib.
7925 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7927 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7928 with "popcnt" instruction.
7930 2007-04-13 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/21258
7933 * tree-vrp.c (compare_case_labels): New helper.
7934 (find_switch_asserts): New function.
7935 (find_assert_locations): Call it for SWITCH_EXPRs.
7937 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7939 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7940 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7941 check is now implied in X87_FLOAT_MODE_P.
7942 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7943 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7944 (fix_trunc<mode>_i386_fisttp): Ditto.
7945 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7946 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7947 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7948 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7949 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7950 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7951 (unnamed_splitters): Ditto.
7952 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7953 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7954 FIRST_SSE_REG for local functions when SSE math is enabled or
7955 for functions with sseregparm attribute.
7956 (standard_80387_constant_p): Return -1 if mode is not
7958 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7959 (ix86_expand_compare): Ditto.
7960 (ix86_expand_carry_flag_compare): Ditto.
7961 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7962 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7963 DECIMAL_FLOAT_MODE_P.
7964 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7965 of SCALAR_FLOAT_MODE_P.
7966 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7967 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7968 checks before FLOAT_MODE_P.
7969 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7970 before FLOAT_MODE_P.
7975 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7977 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7978 Charles Wilson <libtool@cwilson.fastmail.fm>
7980 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7981 (libgcc.mvars): Don't depend on them.
7982 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7983 * exec-tool.in: New.
7985 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7987 * doc/invoke.text (--help): Document --help=common.
7989 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7991 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7993 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7995 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7996 * genemit.c (main): Emit #include "integrate.h".
7997 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7998 (LOADGP_RTP): New mips_loadgp_style.
7999 * config/mips/mips.h: Include config/vxworks-dummy.h.
8000 (TARGET_RTP_PIC): New macro.
8001 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8002 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8003 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8005 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8006 -mvxworks-pic when using -mrtp and a PIC option.
8007 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8009 (mips_symbolic_constant_p, mips_symbolic_address_p)
8010 (mips_symbol_insns): Handle SYMBOL_HALF.
8011 (override_options): Warn about -G and -mrtp being used together.
8012 Initialize mips_lo_relocs[SYMBOL_HALF].
8013 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8014 (mips_emit_loadgp): Handle LOADGP_RTP.
8015 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8016 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8017 (tablejump): Handle function-relative case table entries if
8019 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8021 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8023 * config/mips/mips.md (load_call<mode>): Allow any general register.
8025 (sibcall_value_internal, sibcall_value_multiple_internal)
8026 (call_value_internal, call_value_split, call_value_multiple_internal)
8027 (call_value_multiple_split): Remove constraints from operand 0.
8029 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8031 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8032 rather than loadgp_noshared.
8033 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8034 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8036 * config/mips/mips.md (loadgp): Rename to...
8037 (loadgp_newabi): ...this.
8038 (loadgp_noshared): Rename to...
8039 (loadgp_absolute): ...this.
8041 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8043 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8044 false for locally-binding symbols.
8045 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8047 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8049 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8050 (SYMBOL_GOT_PAGE_OFST): ...this.
8051 (SYMBOL_GOT_GLOBAL): Rename to...
8052 (SYMBOL_GOT_DISP): ...this.
8053 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8054 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8055 * config/mips/mips.c (mips_global_symbol_p): New function.
8056 (mips_symbol_binds_local_p): Likewise.
8057 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8058 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8059 mips_global_symbol_p and mips_symbol_binds_local_p.
8060 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8061 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8062 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8064 (mips_ok_for_lazy_binding_p): New function.
8065 (mips_load_call_address, mips_expand_call): Use it.
8066 (mips_dangerous_for_la25_p): Likewise.
8067 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8068 (*got_disp<mode>): Use got_disp_operand instead of
8069 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8070 SYMBOL_GOTOFF_GLOBAL.
8071 (*got_page<mode>): Use got_page_ofst_operand instead of
8073 * config/mips/predicates.md (const_call_insn_operand): Use
8074 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8075 (global_got_operand): Rename to...
8076 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8078 (local_got_operand): Rename to...
8079 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8080 of SYMBOL_GOT_LOCAL.
8082 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8084 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8085 TARGET_CALL_CLOBBERED_GP.
8086 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8087 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8088 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8089 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8090 of TARGET_ABICALLS && !TARGET_NEWABI.
8091 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8092 * config/mips/mips.c (mips_load_call_address): Check
8093 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8094 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8095 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8096 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8097 TARGET_ABICALLS && TARGET_NEWABI.
8098 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8100 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8101 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8102 TARGET_ABICALLS && TARGET_NEWABI.
8103 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8104 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8105 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8106 whether indirect calls must use $25.
8107 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8109 * config/mips/mips.md (jal_macro): Check flag_pic and
8110 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8111 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8112 instead of TARGET_ABICALLS.
8113 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8114 TARGET_ABICALLS && TARGET_OLDABI.
8115 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8116 (sibcall): In the comment above the define_insn, mention
8117 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8118 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8119 instead of TARGET_ABICALLS.
8121 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8123 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8124 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8125 (MACFLAGS_MATCH_P): New macro.
8126 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8127 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8128 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8129 the other MACFLAG constants.
8130 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8131 (flag_machi): Tighten constraints. Renumber some of the operands.
8132 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8134 (flag_machi_parts_acconly): New pattern.
8135 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8137 (flag_macinit1hi): Tighten constraints.
8138 (flag_mul_macv2hi_parts_acconly): New pattern.
8140 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8141 Use a more efficient implementation.
8142 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8143 inline sequences when not optimizing for size.
8145 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8146 movhi_high2low): Delete, merge functionality into...
8147 (packv2hi): ... this pattern.
8149 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8150 * config/bfin/bfin.opt (msim): New option.
8151 (mcpu=): New option.
8152 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8153 (bfin_cpu_t): Typedef of enum bfin_cpu.
8154 (bfin_cpu_type): New declaration.
8155 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8156 -msim and -mcpu= options.
8157 (LIB_SPEC): Likewise.
8158 * config/bfin/bfin.c (bfin_cpu_type): Define.
8159 (bfin_handle_option): Handle -mcpu= option.
8160 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8161 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8162 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8164 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8166 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8167 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8168 (powerpc-wrs-vxworksae): Use ${tm_file}.
8169 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8170 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8171 * config/i386/vx-common.h: New file.
8173 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8175 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8178 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8180 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8183 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8187 * c-common.c (c_build_qualified_type): Set canonical type
8190 2007-04-12 Richard Guenther <rguenther@suse.de>
8192 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8193 lower bound and element size if lower bound is not zero
8194 or either of the ARRAY_REF operands is set.
8196 2007-04-12 Richard Guenther <rguenther@suse.de>
8198 PR tree-optimization/24689
8199 PR tree-optimization/31307
8200 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8202 * gimplify.c (canonicalize_addr_expr): To be consistent with
8203 gimplify_compound_lval only set operands two and three of
8204 ARRAY_REFs if they are not gimple_min_invariant. This makes
8205 it never at this place.
8206 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8208 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8210 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8211 null before emitting a .nsubspa directive.
8213 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8215 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8216 need_to_partition_p if there are no memory statements in the
8219 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8221 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8222 (gcd_of_steps_may_divide_p): New function.
8223 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8225 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8227 * reload.c (find_reloads_toplev, find_reloads_address,
8228 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8229 not a pointer equality test, to decide if we need to call
8230 push_reg_equiv_alt_mem.
8232 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8234 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8235 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8237 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8239 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8241 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8242 vector to be positive.
8244 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8248 * doc/invoke.texi: Document --params max-aliased-vops and
8250 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8251 debug_memory_partitions): Move to tree-flow.h
8252 * params.h (AVG_ALIASED_VOPS): Define.
8253 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8255 (mp_info_t): Likewise.
8256 (get_mem_sym_stats_for): New.
8257 (set_memory_partition): Move from tree-flow-inline.h.
8258 (mark_non_addressable): Only clear the set of symbols for the
8259 partition if it exists.
8260 (dump_memory_partitions): Move from tree-ssa-operands.c
8261 (debug_memory_partitions): Likewise.
8262 (need_to_partition_p): New.
8263 (dump_mem_ref_stats): New.
8264 (debug_mem_ref_stats): New.
8265 (dump_mem_sym_stats): New.
8266 (debug_mem_sym_stats): New.
8267 (update_mem_sym_stats_from_stmt): New.
8268 (compare_mp_info_entries): New.
8269 (mp_info_cmp): Call it.
8270 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8272 (get_mpt_for): Move from tree-ssa-operands.c.
8273 (find_partition_for): New.
8274 (create_partition_for): Remove.
8275 (estimate_vop_reduction): New.
8276 (update_reference_counts): New.
8277 (build_mp_info): New.
8278 (compute_memory_partitions): Refactor.
8279 Document new heuristic.
8280 Call build_mp_info, update_reference_counts,
8281 find_partition_for and estimate_vop_reduction.
8282 (compute_may_aliases): Populate virtual operands before
8283 calling debugging dumps.
8284 (delete_mem_sym_stats): New.
8285 (delete_mem_ref_stats): New.
8286 (init_mem_ref_stats): New.
8287 (init_alias_info): Call it.
8288 (maybe_create_global_var): Remove alias_info argument.
8289 Get number of call sites and number of pure/const call sites
8290 from gimple_mem_ref_stats().
8291 (dump_alias_info): Call dump_memory_partitions first.
8292 (dump_points_to_info_for): Show how many times a pointer has
8294 * opts.c (decode_options): For -O2 set --param
8295 max-aliased-vops to 500.
8296 For -O3 set --param max-aliased-vops to 1000 and --param
8297 avg-aliased-vops to 3.
8298 * fortran/options.c (gfc_init_options): Remove assignment to
8300 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8301 * tree-dfa.c (dump_variable): Dump memory reference
8303 Dump NO_ALIAS* settings.
8304 (referenced_var_lookup): Tidy.
8305 (mem_sym_stats): New.
8306 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8307 and ORIG are different SSA names for a memory partition.
8308 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8309 * tree-flow.h (struct mem_sym_stats_d): Define.
8310 (mem_sym_stats_t): Define.
8311 (struct mem_ref_stats_d): Define.
8312 (struct gimple_df): Add field mem_ref_stats.
8313 (enum noalias_state): Define.
8314 (struct var_ann_d): Add bitfield noalias_state.
8315 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8316 debug_mem_ref_stats, debug_memory_partitions,
8317 debug_mem_sym_stats): Declare.
8318 * tree-ssa-structalias.c (update_alias_info): Update call
8319 sites, pure/const call sites and asm sites in structure
8320 returned by gimple_mem_ref_stats.
8321 Remove local variable IS_POTENTIAL_DEREF.
8322 Increase NUM_DEREFS if the memory expression is a potential
8324 Call update_mem_sym_stats_from_stmt.
8325 If the memory references memory, call
8326 update_mem_sym_stats_from_stmt for all the direct memory
8327 symbol references found.
8328 (intra_create_variable_infos): Set noalias_state field for
8329 pointer arguments according to the value of
8330 flag_argument_noalias.
8331 * tree-ssa-structalias.h (struct alias_info): Remove fields
8332 num_calls_found and num_pure_const_calls_found.
8333 (update_mem_sym_stats_from_stmt): Declare.
8334 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8335 Set default value to 100.
8336 (PARAM_AVG_ALIASED_VOPS): Define.
8338 2007-04-11 Richard Guenther <rguenther@suse.de>
8341 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8342 a * -b + c as c - a * b if we honor sign dependent rounding.
8344 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8346 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8348 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8349 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8351 (initialize_trampoline): Don't use old-style function definition.
8352 (bfin_secondary_reload): Mark IN_P argument as unused.
8354 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8356 PR tree-optimization/31343
8357 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8358 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8359 * testsuite/gcc.dg/vect/pr31343.c: New.
8361 2007-04-10 Eric Christopher <echristo@apple.com>
8363 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8364 * config/i386/i386.md (*cmpfp0): Use.
8365 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8366 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8367 (fix_trunc<mode>_i386_fisttp): Ditto.
8368 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8369 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8370 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8371 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8372 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8373 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8374 (unnamed_splitters): Ditto.
8375 * config/i386/i386.c (output_fix_trunc): Assert that
8376 we're not being passed a TFmode operand.
8378 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8380 PR tree-optimization/31526
8381 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8382 n_basic_blocks to find newly added blocks.
8384 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8386 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8388 (fix_trunc<mode>si_sse): Ditto.
8389 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8390 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8391 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8392 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8393 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8394 expander using SSEMODEF mode macro.
8395 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8396 expander using SSEMODEF mode macro.
8397 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8398 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8399 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8400 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8401 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8402 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8403 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8404 Macroize insn using X87MODEF mode macro.
8406 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8408 * config/i386/sse.md (sse2_pinsrw): Removed.
8409 (sse2_pextrw): Renamed to ...
8410 (*sse2_pextrw): This.
8412 2007-04-09 Jan Hubicka <jh@suse.cz>
8415 * config/i386/sse.md
8416 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8417 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8418 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8419 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8421 2007-04-09 Jan Hubicka <jh@suse.cz>
8423 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8424 multiple fields of union.
8426 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8428 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8429 (create_preheaders): Check that loops are available.
8430 (fix_loop_structure): Clean up, improve comments.
8431 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8432 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8434 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8435 * predict.c (tree_estimate_probability): Do not call
8436 calculate_dominance_info. Call create_preheaders.
8437 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8438 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8440 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8441 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8442 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8443 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8446 2007-04-08 Jan Hubicka <jh@suse.cz>
8448 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8449 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8450 * fold-const.c (fold_unary): Use it.
8452 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8454 * varasm.c (assemble_variable): Remove call to
8455 lang_hooks.decls.prepare_assemble_variable.
8456 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8457 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8458 * langhooks.h (lang_hooks_for_decls): Remove
8459 prepare_assemble_variable.
8461 2007-04-08 Mike Stump <mrs@apple.com>
8463 * config/i386/i386.c: Use inc/dec on Core2.
8465 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8467 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8468 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8469 lhd_tree_inlining_end_inlining): Remove.
8470 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8471 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8473 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8474 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8475 lhd_tree_inlining_end_inlining): Remove prototypes.
8476 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8477 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8478 LANG_HOOKS_TREE_INLINING_START_INLINING,
8479 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8481 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8484 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8487 * config/avr/predicates.md (io_address_operand): Delete predicate.
8488 (low_io_address_operand): Don't use 'mode' argument.
8489 (higth_io_address_operand): Rename ...
8490 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8491 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8494 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8496 Revert change removing staticp.
8498 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8501 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8504 2007-04-07 Bruce Korb <bkorb@gnu.org>
8506 * c.opt: Add -Wformat-contains-nul.
8507 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8509 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8510 the NUL byte warning.
8512 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8514 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8516 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8518 * tree.c (staticp): No longer use staticp langhook.
8519 * langhooks.c (lhd_staticp): Removed.
8520 * langhooks.h (struct lang_hooks): Remove staticp.
8521 * c-common.c (c_staticp): Remove.
8522 * c-common.h (c_staticp): Ditto.
8523 * langhooks-defs.h (lhd_staticp): Ditto.
8524 (LHD_HOOKS_STATICP): Ditto
8525 * tree.h (gcc_assert_lowered): New macro.
8527 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8529 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8530 argument "reliable".
8531 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8532 Add argument "reliable". Propagate it through calls.
8533 (infer_loop_bounds_from_undefined): Derive number of iterations
8534 estimates from references in blocks that do not dominate loop latch.
8535 (gcov_type_to_double_int): New function.
8536 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8537 and expected_loop_iterations_unbounded.
8538 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8539 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8540 * tree-data-ref.c (estimated_loop_iterations): Export.
8541 (get_references_in_stmt): Fix -- do not return addresses of local
8543 * cfgloop.h (expected_loop_iterations_unbounded,
8544 estimated_loop_iterations): Declare.
8546 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8548 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8550 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8552 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8553 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8554 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8555 Use output_387_reg_move().
8556 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8557 expander using X87MODEF12 mode macro.
8558 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8559 choosing register preferences. Use output_387_reg_move().
8560 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8561 instead of "x". Use output_387_reg_move().
8562 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8563 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8564 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8565 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8566 Use output_387_reg_move().
8567 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8569 (*truncxf?f_i387 splitter): Ditto.
8571 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8573 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8574 LANG_HOOKS_SAFE_FROM_P.
8575 * expr.c (safe_from_p): Remove langhook call.
8576 * langhooks.h (lang_hooks): Remove safe_from_p.
8577 (lhd_safe_from_p): Remove prototype.
8578 * langhooks.c (lhd_safe_from_p): Remove.
8580 2007-04-06 Jan Hubicka <jh@suse.cz>
8582 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8585 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8587 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8588 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8589 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8590 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8592 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8593 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8595 2007-04-05 Richard Henderson <rth@redhat.com>
8597 * config/alpha/alpha.c (print_operand) [+]: Remove.
8598 (alpha_end_function): Print nop if call at end of function.
8599 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8600 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8601 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8602 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8603 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8604 the call pattern. Update peepholes to match.
8606 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8608 * doc/extend.texi (Other Builtins): Add decimal float variants
8610 * builtins.def: Ditto.
8611 * builtins.c (expand_builtin): Ditto.
8613 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8614 H.J. Lu <hongjiu.lu@intel.com>
8617 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8618 of V8HImode when calling ix86_binary_operator_ok.
8619 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8620 (sdot_prodv8hi): Operands 1 and 2 must be register.
8622 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8624 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8625 initialize align to silence bogus warning.
8627 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8630 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8632 (struct sra_walk_fns): Remove use_all parameter from use.
8633 (sra_hash_tree): Handle BIT_FIELD_REFs.
8634 (sra_elt_hash): Don't hash bitfld blocks.
8635 (sra_elt_eq): Skip them in parent compares as well. Handle
8637 (sra_walk_expr): Don't maintain or pass down use_all_p.
8638 (scan_use): Remove use_all parameter.
8639 (scalarize_use): Likewise. Re-expand assignment to
8640 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8641 output, and re-scalarize after output. Don't mark anything
8643 (scalarize_ldst): Adjust.
8644 (scalarize_walk_gimple_modify_statement): Likewise.
8645 (build_element_name_1): Handle BIT_FIELD_REFs.
8646 (instantiate_element): Don't warn for any element whose parent
8648 (instantiate_missing_elements_1): Return the sra_elt.
8649 (canon_type_for_field): New.
8650 (try_instantiate_multiple_fields): New.
8651 (instantiate_missing_elemnts): Use them.
8652 (mark_no_warning): Removed.
8653 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8654 (REPLDUP, sra_build_elt_assignment): New.
8655 (generate_copy_inout): Use them.
8656 (generate_element_copy): Likewise. Handle bitfld differences.
8657 (generate_element_zero): Don't recurse for blocks. Use
8658 sra_build_elt_assignment.
8659 (generate_one_element_int): Take elt instead of var. Use
8660 sra_build_elt_assignment.
8661 (generate_element_init_1): Adjust.
8662 (scalarize_use, scalarize_copy): Use REPLDUP.
8663 (scalarize_ldst): Move assert before dereference.
8664 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8666 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8668 * regmove.c: Fix unused variable warnings due to previous commit.
8670 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8672 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8673 (regmove_bb_head): Remove.
8674 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8675 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8676 problems with fixup_match_1.
8677 Don't initialize/free regmove_bb_head.
8679 (reg_is_remote_constant_p): If an insn is in the same basic block
8680 but not before INSN, consider it remote, too.
8682 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8685 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8686 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8688 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8690 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8691 (CONDITIONAL_REGISTER_USAGE): Likewise.
8693 2007-04-04 Richard Henderson <rth@redhat.com>
8695 * config/alpha/lib1funcs.asm: Remove unused file.
8697 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8700 * opts.c (print_specific_help): Fix --help=<language>
8702 (common_handle_option): Support --help=common.
8704 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8707 * gcc.c (main): Do not run the linker if
8708 print_subprocess_help indicates that it shouldn't be
8711 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8714 * doc/invoke.texi (--help=): Document <languages> value, fix
8715 formatting in tables of values.
8717 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8719 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8720 dllimport attribute of virtual methods.
8722 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8724 * config/score/crti.asm: Change _bss_start to __bss_start.
8725 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8726 (OUTGOING_REG_PARM_STACK_SPACE) update.
8727 * config/score/score.opt: add options to make backend support
8728 score5, score5u, score7 and score7d.
8729 * config/score/score.md: Likewise.
8730 * config/score/misc.md: Likewise.
8731 * config/score/mac.md: Likewise.
8732 * doc/invoke.texi: Likewise.
8733 * doc/md.texi: update constraints define.
8735 2007-04-03 Richard Henderson <rth@redhat.com>
8737 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8738 an appropriate type, use the mode instead.
8740 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8742 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8743 Set the default --with-arch setting to mips2.
8744 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8745 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8746 (MULTILIB_OSDIRNAMES): Delete.
8747 (MULTILIB_DIRNAMES): Define.
8748 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8749 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8750 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8751 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8752 VXWORKS_OS_CPP_BUILTINS.
8753 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8754 (MIPS_DEBUGGING_INFO): Undefine.
8755 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8757 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8760 * fold-const.c (native_encode_real): Encode real.c provided longs
8761 as a series of 32-bit native integers.
8762 (native_interpret_real): Interpret buffer as a series of 32-bit
8765 2007-04-03 Richard Guenther <rguenther@suse.de>
8767 * genpreds.c (write_insn_constraint_len): Write function
8768 optimized for CONSTRAINT_LEN implementation.
8769 (write_tm_preds_h): Output insn_constraint_len inline and
8770 use it for CONSTRAINT_LEN.
8771 (write_insn_preds_c): Don't output insn_constraint_len.
8772 * doc/md.texi (define_register_constraint): Document multi-letter
8773 constraints shall have the same length if they start with the same
8776 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8779 * config/i386/i386.md (isinf<mode>2): Expand only when
8780 TARGET_C99_FUNCTIONS is set.
8782 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8784 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8785 (x86_64-*-linux*): Ditto.
8786 * config/i386/i386.opt (mpc): New option.
8787 * config/i386/i386.c (overrride_options): Handle
8788 ix87_precision_string.
8789 * config/i386/crtprec.c: New file.
8790 * config/i386/t-crtpc: Ditto.
8791 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8793 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8794 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8795 crtprec32.o, crtprec64.o and crtprec80.o.
8797 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8799 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8801 2007-04-02 Eric Christopher <echristo@apple.com>
8803 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8804 limitations on darwin.
8806 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8809 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8811 2007-04-02 Dave Korn <dave.korn@artimi.com>
8813 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8815 2007-04-02 Dave Korn <dave.korn@artimi.com>
8817 * libgcc2.h (exception_descriptor): Don't forward-declare.
8818 (__get_eh_table_language, __get_eh_table_version): Delete
8819 prototypes of long-dead functions.
8821 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8823 * ebitmap.h: New file
8824 * ebitmap.c: New file
8825 * Makefile.in (ebitmap.o): New target.
8827 2007-04-01 Jan Hubicka <jh@suse.cz>
8829 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8830 before very first instruction.
8832 2007-04-01 Jan Hubicka <jh@suse.cz>
8834 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8835 waring on 64bit hosts.
8836 * bitmap.h: Fix typo in bitmap_head_def.
8838 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8840 PR rtl-optimization/31391
8841 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8842 into a DELETED_LABEL note, and the label is in an empty basic
8843 block, update BB_END as well as BB_HEAD.
8845 2007-04-01 Richard Henderson <rth@redhat.com>
8847 PR tree-optimization/31169
8848 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8849 to varying if the range is outside [0, prec-1].
8851 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8854 * config/mips/mips.md (load_const_gp): New insn.
8855 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8856 the MIPS16 GP pseudo register if no_new_pseudos.
8857 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8859 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8862 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8864 (call_value): Likewise.
8866 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8867 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8870 * doc/invoke.texi: (optimization options): Reword description
8871 of -ffast-math. Document its primary purpose.
8873 2007-03-31 Richard Guenther <rguenther@suse.de>
8875 * omp-low.c (splay-tree.h): Include.
8876 (lookup_decl): Replace splay-tree usage by pointer-map.
8877 (maybe_lookup_decl): Likewise.
8878 (new_omp_context): Likewise.
8879 (delete_omp_context): Likewise.
8880 * gimplify.c (splay-tree.h): Include.
8881 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8883 (remap_ssa_name): Likewise.
8884 (remap_decl): Likewise.
8885 (remap_type_1): Likewise.
8886 (remap_type): Likewise.
8887 (copy_body_r): Likewise.
8888 (expand_call_inline): Likewise.
8889 (clone_body): Likewise.
8890 (copy_tree_r): Likewise.
8891 (remap_save_expr): Likewise.
8892 (unsave_r): Likewise.
8893 (unsave_expr_now): Likewise.
8894 (tree_function_versioning): Likewise.
8895 (build_duplicate_type): Likewise.
8896 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8897 (struct copy_body_data): Replace splay-tree by pointer-map.
8898 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8899 not $(SPLAY_TREE_H).
8900 (gimplify.o): Depend on $(SPLAY_TREE_H).
8901 (omp-low.p): Likewise.
8903 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8905 * config/avr/predicates.md (even_register_operand,
8906 odd_register_operand): New predicates.
8907 * config/avr/avr.md (movw peephole2): New.
8908 (movw_r peephole2): New.
8910 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8912 * tree.h (get_signed_or_unsigned_type): New.
8913 * fold-const.c (operand_equal_for_comparison_p): Use
8914 get_signed_or_unsigned_type instead of
8915 lang_hooks.types.signed_or_unsigned_type.
8916 * expr.c (store_expr): Ditto.
8917 * langhooks.c (get_signed_or_unsigned_type): New.
8918 (lhd_signed_or_unsigned_type): New.
8919 * langhooks.h (lhd_signed_or_unsigned_type): New.
8920 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8922 2007-03-30 Richard Henderson <rth@redhat.com>
8924 * tree-ssa-loop-ivopts.c: Include target.h.
8925 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8926 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8927 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8928 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8930 2007-03-30 Richard Henderson <rth@redhat.com>
8931 Kai Tietz <kai.tietz@onevision.com>
8933 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8935 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8936 (TARGET_64BIT_MS_ABI): New.
8937 (DBX_REGISTER_NUMBER): Handle 64-bit.
8938 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8939 (LONG_TYPE_SIZE): Force to 32.
8940 (REG_PARM_STACK_SPACE): New.
8941 (OUTGOING_REG_PARM_STACK_SPACE): New.
8942 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8943 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8944 (STACK_BOUNDARY): Use 128 for 64-bit.
8945 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8946 Add 64-bit implementation.
8947 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8949 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8950 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8951 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8952 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8953 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8954 TARGET_64BIT_MS_ABI.
8955 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8956 (ix86_pass_by_reference): Likewise.
8957 (ix86_function_value_regno_p): Likewise.
8958 (ix86_build_builtin_va_list): Likewise.
8959 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8960 (function_arg_advance_ms_64): New.
8961 (function_arg_advance): Call it.
8962 (function_arg_ms_64): New.
8963 (function_arg): Call it.
8964 (function_value_ms_64): New.
8965 (ix86_function_value_1): Call it.
8966 (return_in_memory_ms_64): New.
8967 (ix86_return_in_memory): Call it.
8968 (setup_incoming_varargs_ms_64): New.
8969 (ix86_setup_incoming_varargs): Call it.
8970 (ix86_expand_prologue): Handle 64-bit stack probing.
8971 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8972 (output_pic_addr_const): Likewise.
8973 (x86_this_parameter): Likewise.
8974 (x86_output_mi_thunk): Likewise.
8975 (x86_function_profiler): Likewise.
8976 (TARGET_STRICT_ARGUMENT_NAMING): New.
8977 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8978 (TARGET_64BIT_MS_ABI): New.
8979 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8980 * config/i386/i386.md (allocate_stack_worker): Remove.
8981 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8982 describe the clobber of eax without a match_scratch.
8983 (allocate_stack_worker_postreload): Remove.
8984 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8985 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8986 (allocate_stack_worker_rex64_postreload): Remove.
8987 (allocate_stack): Handle 64-bit.
8988 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8989 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8990 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8991 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8992 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8993 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8994 * config.build (x86_64-*-mingw*): New host.
8995 * config.host (x86_64-*-mingw*): New host.
8996 * config.gcc (x86_64-*-mingw*): New target.
8997 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8999 2007-03-30 Richard Henderson <rth@redhat.com>
9000 Kai Tietz <kai.tietz@onevision.com>
9002 * c-pragma.c (struct def_pragma_macro_value): New.
9003 (struct def_pragma_macro): New.
9004 (pushed_macro_table): New.
9005 (dpm_hash, dpm_eq): New.
9006 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9007 (init_pragma): Install them.
9008 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9010 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9012 * config/avr/avr.c (avr_override_options): Clear
9013 'flag_delete_null_pointer_checks'.
9015 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9018 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9019 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9020 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9021 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9022 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9023 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9024 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9026 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9028 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9030 * regmove.c: Move all of pass_stack_adjustments from here...
9031 * combine-stack-adj.c: ...to this new file.
9032 * Makefile.in: Add rules for combine-stack-adj.o.
9034 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9036 PR tree-optimization/31383
9037 * tree-data-ref.c (affine_function_equal_p): Do not require the
9038 vectors to have the same length.
9040 2007-03-30 Jan Hubicka <jh@suse.cz>
9043 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9044 availablility; add more sanity checking; ask varpool only about
9047 2007-03-29 Richard Henderson <rth@redhat.com>
9049 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9050 to decide, but __SIZEOF_LONG_LONG__.
9052 2007-03-29 Richard Henderson <rth@redhat.com>
9054 * emutls.c (struct __emutls_array): New.
9055 (emutls_destroy): Use it instead of casting element 0 from void*.
9056 (__emutls_get_address): Likewise.
9058 2007-03-29 Richard Henderson <rth@redhat.com>
9060 * varasm.c (initializer_constant_valid_p): Don't deny
9061 DECL_DLLIMPORT_P on functions.
9063 * config/i386/cygming.h: Remove function declarations.
9064 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9065 (ASM_OUTPUT_LABELREF): Remove.
9066 (COMMON_ASM_OP): Remove.
9067 (ASM_OUTPUT_COMMON): Remove.
9068 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9069 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9070 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9071 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9072 Rename from TARGET_ENCODE_SECTION_INFO.
9073 * config/i386/netware.h: Likewise.
9074 * config/i386/i386-protos.h: Update.
9075 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9076 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9077 (legitimate_constant_p): Reject dllimports.
9078 (dllimport_map, get_dllimport_decl): New.
9079 (legitimize_dllimport_symbol): New.
9080 (legitimize_address, ix86_expand_move): Use it.
9081 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9082 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9083 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9084 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9085 * config/i386/predicates.md (constant_call_address_operand): Only
9086 accept symbols; reject dllimport_p symbols.
9087 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9088 i386_pe_maybe_record_exported_symbol.
9089 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9090 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9091 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9092 trust the setting of DECL_DLLIMPORT_P.
9093 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9094 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9095 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9096 tidy the argument scanning loop.
9097 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9098 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9099 (i386_pe_strip_name_encoding): Remove.
9100 (i386_pe_binds_local_p): New.
9101 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9102 (i386_pe_output_labelref): Remove.
9103 (i386_pe_asm_output_aligned_decl_common): New.
9104 (i386_pe_maybe_record_exported_symbol): Rename from
9105 i386_pe_record_exported_symbol; check for dllexported symbols.
9107 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9109 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9110 add comment explaining why vsnprintf cannot be used.
9112 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9114 PR tree-optimization/30666
9115 * tree.c (build_complex_type): When creating type names for DWARF2
9116 debug info, create TYPE_DECLs for TYPE_NAME instead of
9118 (build_common_tree_nodes_2): Use build_complex_type when building
9119 predefined complex types, to preserve canonical types.
9121 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9123 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9124 (noce_get_alt_condition): Look at it to determine whether to
9125 reverse the condition or not.
9126 (noce_get_condition): Substitute the truth for lies.
9127 (noce_find_if_block): Set the then_else_reversed field.
9129 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9131 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9132 destination of this insn.
9133 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9134 than calling gen_rtx_SET directly. Use r0 to hold the value of
9135 'address + 4' rather than a stack based temporary which can be
9138 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9140 * config/s390/s390.c (s390_secondary_input_reload_class,
9141 s390_secondary_output_reload_class): Functions removed.
9142 (s390_secondary_reload): New function.
9143 (TARGET_SECONDARY_RELOAD): Target macro defined.
9144 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9145 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9146 * config/s390/s390.md ("reload_outti", "reload_outdi",
9147 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9148 "reload_out<mode>"): Expanders removed.
9149 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9150 "reload<mode>_nonoffmem_out"): Expanders added.
9152 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9154 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9155 action if SRC->DEST replacement failed anyway.
9157 2007-03-28 Mike Stump <mrs@apple.com>
9159 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9160 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9161 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9163 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9165 * config.gcc: Accept barcelona as a variant of amdfam10.
9166 * config/i386/i386.c (override_options): Likewise.
9167 * doc/invoke.texi: Likewise.
9169 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9171 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9172 offsets for BIT_FIELD_REF and COMPONENT_REF.
9174 2007-03-28 Richard Guenther <rguenther@suse.de>
9176 * tree.c (is_global_var): Move ...
9177 * tree-flow-inline.h (is_global_var): ... here.
9178 * tree.h (is_global_var): Remove declaration.
9180 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9182 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9184 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9185 * config/i386/i386.c (ix86_tune_features): Initialize new
9187 * config/i386/predicates.md (promotable_binary_operator): Use
9188 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9190 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9193 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9195 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9197 * config/fr30/fr30.md (movsi_internal): Change destination
9198 constraint from m to V and add m to the end.
9200 2007-03-28 Christian Bruel <christian.bruel@st.com>
9202 * config/sh/sh.md (movsi_i): Fix type attribute.
9204 2007-03-28 Christian Bruel <christian.bruel@st.com>
9206 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9207 (movsf_ie): Likewise.
9209 2007-03-28 Christian Bruel <christian.bruel@st.com>
9211 * config.gcc: Add sh4-300 to multilib.
9212 * config/sh/t-mlib-sh4-300: New file.
9214 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9216 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9217 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9219 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9220 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9221 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9222 "fixuns_trunctddi2"): Whitespace fix.
9224 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9226 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9227 the definition of struct sh_args.
9228 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9229 CALL_COOKIE_INT_REG_GET): Likewise.
9231 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9233 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9234 transformations are applied successfully.
9236 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9238 * tree.c (tree_contains_struct): Permit 512 tree codes.
9239 * tree.h (tree_contains_struct): Ditto.
9240 (MAX_TREE_CODES): Ditto.
9241 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9242 SPARE member to store remaining padding bits.
9244 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9246 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9249 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9251 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9252 * configure: Regenerate.
9254 * configure: Regenerate using the correct version of autoconf.
9256 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9258 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9260 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9261 regs to "__SP_L__" and "__SP_H__".
9263 2007-03-27 Richard Guenther <rguenther@suse.de>
9265 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9266 computations with it with a HOST_WIDE_INT variable.
9268 2007-03-26 Mike Stump <mrs@apple.com>
9270 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9271 objective-c-header, objective-c++-header and objc++-cpp-output
9273 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9275 2007-03-26 Richard Henderson <rth@redhat.com>
9278 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9279 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9280 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9281 IX86_BUILTIN_PSRLQ128): New.
9282 (ix86_init_mmx_sse_builtins): Add them.
9283 (ix86_expand_builtin): Expand them.
9284 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9285 operand 2 be TImode.
9286 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9287 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9288 _mm_srli_epi64): Mark __B const.
9289 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9290 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9291 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9292 new two-vector shift builtins.
9294 2007-03-26 Ian Lance Taylor <iant@google.com>
9296 PR tree-optimization/31345
9297 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9298 [+INF, +INF(OVF)] into VARYING.
9300 2007-03-26 Zack Weinberg <zackw@panix.com>
9302 * gengtype-parse.c: New file.
9303 * gengtype-yacc.y: Delete.
9304 * gengtype-lex.l: Don't include gengtype-yacc.h.
9305 Define YY_DECL and yyterminate appropriately for recursive
9306 descent parser. yylval is now a string out-parameter to yylex.
9307 (HWS, EOID): New shorthand.
9308 (IWORD): Add a couple more types.
9309 (yylex): Add a setup stanza. Remove the complex rules for
9310 detecting GTY'ed types and typedefs; replace with simple
9311 keyword detectors. Adjust everything for the changed
9312 definition of yylval. Ignore all pp-directives, not just #define.
9314 (parse_file): Rename yybegin; do not call yyparse.
9316 * gengtype.c (xasprintf): Export again.
9317 (this_file): New. Use everywhere __FILE__ was being used.
9318 (get_lang_bitmap): Special case types defined in gengtype.c.
9319 (do_typedef, new_structure): Suppress definition of certain types.
9320 (new_structure): Improve diagnostics of duplicate definitions.
9321 Make sure location_s is associated with input.h.
9322 (nreverse_pairs, define_location_structures): New functions.
9323 (main): Improve tagging of kludge types. Remove old kludges
9324 for input.h types; use define_location_structures.
9325 * gengtype.h: Update prototypes. Define token codes here.
9326 * Makefile.in: Remove all references to gengtype-yacc.
9327 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9329 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9330 add GTY((skip)) to the field that's only conditionally there.
9331 * doc/install.texi: Document that Bison is no longer required
9332 unless building treelang.
9334 * gengtype.c: Don't include gtyp-gen.h.
9335 (srcdir): Declare here.
9336 (base_files, lang_dir_names): Allocate dynamically.
9337 (gt_files, num_gt_files, num_lang_dirs): New globals.
9338 (measure_input_list, read_input_line, read_input_list)
9339 (set_lang_bitmap): New functions.
9340 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9341 simplify, relying on read_input_list to set up the bitmaps.
9342 (main): Arguments are no longer unused. Check for correct number
9343 of command line arguments, set srcdir and srcdir_len, then call
9344 read_input_list, before doing anything else. No need to worry
9345 about duplicates in main loop.
9346 * configure.ac: Simplify the calculation of all_gtfiles.
9347 Put language tags in there. Don't set or substitute
9348 all_gtfiles_files_langs or all_gtfiles_files_frags.
9349 * Makefile.in: Revamp the way gengtype is invoked, now that it
9350 takes a file on its command line with a much simpler format.
9351 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9352 (GTFILES): Remove duplicates and C source files.
9353 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9354 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9355 * configure: Regenerate.
9357 * gengtype.h: Remove all type definitions to gengtype.c; leave
9358 only definitions of options_p, type_p, and pair_p as opaque
9359 pointers. Update prototypes.
9360 * gengtype.c: Many type definitions moved here from gengtype.h.
9361 Consolidate type definitions at the top of the file.
9362 (xvasprintf): Delete.
9363 (xasprintf): Make static.
9364 (create_nested_pointer_option): Add 'next' parameter.
9365 (create_field_all, create_field_at): New functions.
9366 (create_field): Now a thin wrapper around create_field_all.
9367 (create_optional_field): Rename create_optional_field_ and add
9368 line argument. Original name is now a macro which supplies
9370 (oprintf): Use vsnprintf directly.
9371 (close_output_files): Use fatal rather than perror/exit.
9372 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9373 (main): Set progname. Don't use exit.
9374 * gengtype-yacc.y (struct_fields): Use create_field_at.
9375 (option, optionseqopt): Delete.
9376 (optionseq): Consolidate productions from option here so we
9377 can use the first argument to create_option.
9379 * gengtype-lex.l: Distinguish unions from structures in the
9380 token type. Don't call find_structure; return the tag as a string.
9381 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9382 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9383 string. Reorganize typedef_struct production accordingly.
9384 Use create_nested_ptr_option.
9385 * gengtype.c (create_nested_ptr_option): New function.
9386 * gengtype.h: Declare it.
9388 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9389 (string_type): Don't declare.
9390 (do_scalar_typedef): Declare.
9391 (create_scalar_type): Update prototype.
9392 * gengtype.c (string_type): Make static.
9393 (scalar_nonchar, scalar_char): New.
9394 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9395 (resolve_typedef): Use scalar_nonchar for error recovery.
9396 (create_scalar_type): Remove name_len field. Return scalar_char
9397 or scalar_nonchar as appropriate.
9398 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9400 (throughout): Use scalar_nonchar instead of calling
9401 create_scalar_type, whenever possible.
9402 (main): Initialize scalar_char and scalar_nonchar before calling
9404 * gengtype-lex.l: Adjust for removal of second argument to
9405 create_scalar_type. Use yylval.s instead of yylval.t when
9407 * gengtype-yacc.y: Type of SCALAR is string. Call
9408 create_scalar_type from type:SCALAR rule. Adjust for removal of
9409 second argument to create_scalar_type.
9411 * vec.h: Remove all #if IN_GENGTYPE blocks.
9412 Add comment saying that changes may require adjustments to gengtype.
9413 * gengtype.c: Don't include coretypes.h or tm.h.
9414 Add comment to inclusion of errors.h.
9415 (note_def_vec, note_def_vec_alloc): New functions.
9416 * gengtype.h: Declare new functions.
9417 * gengtype-lex.l: Don't include coretypes.h.
9418 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9420 (update_lineno): Remove unnecessary prototype.
9421 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9422 (VEC rule): Just return VEC_TOKEN.
9423 * gengtype-yacc.y (VEC_TOKEN): New token type.
9424 (type): Add a production for VEC(a,b).
9425 * Makefile.in: Update dependencies.
9427 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9428 typedefs that use the old PARAMS macro.
9430 * gengtype-lex.l: Remove all rules and states relating to yacc
9432 * gengtype-yacc.y: Similarly.
9433 * gengtype.c (note_yacc_type): Delete function.
9434 * gengtype.h: Update prototypes.
9436 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9438 * tree-pretty-print.c (dump_generic_node): Report precision of
9439 unnamed integer types.
9441 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9443 * ifcvt.c (noce_try_store_flag_constants): Don't check
9444 no_new_pseudos here.
9445 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9446 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9447 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9448 noce_try_sign_mask): Likewise.
9449 (if_convert): Check no_new_pseudos here.
9451 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9453 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9454 (noce_get_condition): Handle new then_else_reversed argument.
9455 (noce_init_if_info): Remove, fold into noce_find_if_block.
9456 (noce_process_if_block): Take a struct noce_if_info as the
9457 argument. Don't set up one based on ce_if_info. Update pointer
9458 references accordingly.
9459 (cond_move_process_if_block): Likewise.
9460 (process_if_block): Removed.
9461 (find_if_block): Removed. Move functionality two new functions,
9462 noce_find_if_block and cond_exec_find_if_block.
9463 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9464 blocks and the symmetric IF-ELSE-JOIN case.
9465 (cond_exec_find_if_block): Also new function mostly based on old
9466 find_if_block and process_if_block.
9467 (find_if_header): Replace find_if_block call with separately
9468 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9469 (find_cond_trap): Update noce_get_condition call.
9470 (dead_or_predicable): Likewise.
9472 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9474 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9476 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9477 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9478 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9479 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9480 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9481 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9482 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9483 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9484 __builtin_ia32_psrad128 builtins.
9486 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9488 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9489 * config/i386/constraints.md
9490 (define_constraint "I"): Use IN_RANGE macro.
9491 (define_constraint "J"): Ditto.
9492 (define_constraint "K"): Ditto.
9493 (define_constraint "M"): Ditto.
9494 (define_constraint "N"): Ditto.
9495 (define_constraint "O"): Ditto.
9496 * config/i386/predicates.md
9497 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9498 (define_predicate "const_0_to_3_operand"): Ditto.
9499 (define_predicate "const_0_to_7_operand"): Ditto.
9500 (define_predicate "const_0_to_15_operand"): Ditto.
9501 (define_predicate "const_0_to_63_operand"): Ditto.
9502 (define_predicate "const_0_to_255_operand"): Ditto.
9503 (define_predicate "const_1_to_31_operand"): Ditto.
9504 (define_predicate "const_2_to_3_operand"): Ditto.
9505 (define_predicate "const_4_to_7_operand"): Ditto.
9507 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9509 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9510 in SImode for save_world.
9511 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9514 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9516 PR tree-optimization/30784
9517 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9520 2007-03-25 Revital Eres <eres@il.ibm.com>
9522 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9523 Fold movement_possibility function into it.
9525 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9527 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9528 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9529 (call_indirect_nonlocal_darwin64): Same.
9530 (call_nonlocal_darwin64): Same.
9531 (call_value_indirect_nonlocal_darwin64): Same.
9532 (call_value_nonlocal_darwin64): Same.
9533 (sibcall_nonlocal_darwin64): Same.
9534 (sibcall_value_nonlocal_darwin64): Same.
9535 (sibcall_symbolic_64): Same.
9536 (sibcall_value_symbolic_64): Same.
9537 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9539 (rs6000_emit_load_toc_table): Same.
9540 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9541 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9547 (load_toc_v4_pic_si): Same
9548 (load_toc_v4_PIC_1): Same.
9549 (load_toc_v4_PIC_1b): Same.
9550 (call_indirect_aix{32,64}): Same.
9551 (call_value_indirect_aix{32,64}): Same.
9554 (call_local{32,64}): Same.
9555 (call_value_local{32,64}): Same.
9556 (call_indirect_nonlocal_aix{32,64}): Same.
9557 (call_nonlocal_aix{32,64}): Same.
9558 (call_value_indirect_nonlocal_aix{32,64}): Same.
9559 (call_value_nonlocal_aix{32,64}): Same.
9560 (call_indirect_nonlocal_sysv<mode>): Same.
9561 (call_nonlocal_sysv<mode>): Same.
9562 (call_value_indirect_nonlocal_sysv<mode>): Same.
9563 (call_value_nonlocal_sysv<mode>): Same.
9565 (sibcall_local{32,64}): Same.
9566 (sibcall_value_local{32,64}): Same.
9567 (sibcall_nonlocal_aix{32,64}): Same.
9568 (sibcall_value_nonlocal_aix{32,64}): Same.
9569 (sibcall_nonlocal_sysv<mode>): Same.
9570 (sibcall_value): Same.
9571 (sibcall_value_nonlocal_sysv<mode>): Same.
9573 2007-03-24 Paul Brook <paul@codesourcery.com>
9575 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9576 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9578 2007-03-24 Richard Henderson <rth@redhat.com>
9580 * config/ia64/constraints.md: New file.
9581 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9582 satisfies_constraint_?.
9583 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9584 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9585 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9586 ia64_output_mi_thunk): Likewise.
9587 (ia64_const_ok_for_letter_p): Remove.
9588 (ia64_const_double_ok_for_letter_p): Remove.
9589 (ia64_extra_constraint): Remove.
9590 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9591 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9592 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9593 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9594 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9595 EXTRA_MEMORY_CONSTRAINT): Remove.
9596 * config/ia64/ia64.md: Include constriants.md. Replace
9597 CONST_OK_FOR_? with satisfies_constraint_?.
9599 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9600 H.J. Lu <hongjiu.lu@intel.com>
9602 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9604 (name macros): Use DPD_BID_NAME to convert names properly.
9606 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9607 decimal floating point format.
9608 (init_floating_libfuncs): Change decimal functions so that they
9609 have a "bid_" prefix if the decimal system uses the BID format,
9610 and "dpd_" prefix if the decimal system uses the DPD format.
9611 (init_interclass_conv_libfuncs): Ditto.
9612 (init_intraclass_conv_libfuncs): Ditto.
9614 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9615 using the BID format.
9617 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9618 whether we are using the BID decimal format.
9619 * configure: Regenerate.
9621 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9622 the compiler has decimal floating point enabled. Define
9623 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9626 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9627 using the BID format.
9629 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9630 whether we are using the BID decimal format.
9631 * configure: Regenerate.
9633 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9634 the compiler has decimal floating point enabled. Define
9635 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9638 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9639 options, and that it is enabled for i386/x86_64 systems.
9641 * Makefile.in (enable_decimal_float): New.
9643 (DECNUMINC): Add -I$(DECNUMFMT).
9644 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9645 to $(DECNUMFMT) from $(DECNUM).
9647 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9648 Substitute enable_decimal_float.
9649 * configure: Regenerated.
9652 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9655 * configure.ac: Enable decimal float for x86_64-*-linux*.
9656 * configure: Regenerated.
9659 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9660 decimal128ClearSign to flip and clear the sign bit in decimal128.
9661 (decimal_real_maxval): Set decimal128SetSign to set the sign
9664 2007-03-23 Ian Lance Taylor <iant@google.com>
9666 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9668 2007-03-23 Ian Lance Taylor <iant@google.com>
9670 * tree-dump.c (dump_files): Correct comment.
9672 2007-03-23 Ian Lance Taylor <iant@google.com>
9674 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9676 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9678 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9679 in cfglayout mode. Don't go into and out of cfglayout mode.
9680 Link the blocks in the order of the constructed traces.
9681 (rest_of_handle_tracer): Adjust call to tracer.
9682 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9683 Don't go into cfglayout mode.
9684 (rtl_loop_done): Don't go out of cfglayout mode.
9685 * cfglayout.c (relink_block_chain): New function, split out from...
9686 (fixup_reorder_chain): ...here. Remove redundant checking.
9687 (cfg_layout_finalize): Don't clear the header, footer, and aux
9688 fields here, move the code to do so to relink_block_chain. Likewise
9689 for free_original_copy_tables.
9690 * rtl.h (tracer): Update prototype.
9691 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9692 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9693 mode. Use relink_block_chain to serialize the CFG according to the
9694 new basic block order. Move targetm.cannot_modify_jumps_p check from
9696 (gate_handle_reorder_blocks): ...to here.
9697 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9699 (gate_duplicate_computed_gotos): ...to here.
9700 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9701 something always changes when going into and out of cfglayout mode.
9702 Perform an expensive cfg cleanup while going into cfglayout mode.
9703 Always update liveness information on HAVE_conditional_execution
9704 targets. Reserialize the basic blocks and go out of cfglayout mode.
9705 * reg-stack.c: Include cfglayout.h.
9706 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9707 the call to reorder_basic_blocks.
9708 * basic-block.h (reorder_basic_blocks): Update prototype.
9709 (relink_block_chain): New prototype.
9710 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9712 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9714 * config/mips/mips.md (type, hazard, *movdi_32bit,
9715 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9716 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9717 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9718 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9719 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9721 (movcc): Change first xfer to multi.
9722 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9723 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9724 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9725 config/mips/generic.md: Change reservations using "xfer" to use
9727 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9728 using match_operand.
9729 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9730 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9732 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9734 2007-03-22 Richard Henderson <rth@redhat.com>
9736 * config/i386/i386.c: Remove unnecessary function declarations.
9737 Move targetm definition, and all related macros, to the end of
9738 the file. Resort some functions to put definitions before uses.
9739 (ix86_attribute_table): Make static. Move to end of file.
9740 (ix86_gimplify_va_arg): Make static.
9742 2007-03-22 Richard Henderson <rth@redhat.com>
9744 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9745 don't increase local_regparm with force_align_arg_pointer check.
9746 (ix86_function_sseregparm): Assert 32-bit.
9747 (type_has_variadic_args_p): New.
9748 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9749 type_has_variadic_args_p.
9750 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9751 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9752 use memset instead. Do maybe_vaarg check first; skip attribute
9753 tests if true; skip attribute tests for 64-bit.
9754 (construct_container): Remove TARGET_DEBUG_ARG.
9755 (function_arg_advance_32, function_arg_advance_64): Split out ...
9756 (function_arg_advance): ... from here.
9757 (function_arg_32, function_arg_64): Split out ...
9758 (function_arg): ... from here.
9759 (ix86_pass_by_reference): Tidy.
9760 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9761 (function_value_32): New, from parts of ix86_function_value
9762 and ix86_value_regno.
9763 (function_value_64): New, from parts of ix86_function_value
9764 and ix86_libcall_value.
9765 (ix86_function_value_1): New.
9766 (ix86_function_value, ix86_libcall_value): Use it.
9767 (return_in_memory_32, return_in_memory_64): Split out ...
9768 (ix86_return_in_memory): ... from here.
9769 (ix86_struct_value_rtx): Skip for 64-bit.
9770 (ix86_libcall_value, ix86_value_regno): Remove.
9771 (setup_incoming_varargs_64): Split out ...
9772 (ix86_setup_incoming_varargs): ... from here.
9773 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9774 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9775 * config/i386/i386-protos.h (ix86_function_value): Remove.
9776 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9778 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9781 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9782 infinities not supported, otherwise emit warning if -Woverflow. On
9783 underflow, emit warning if -Woverflow.
9784 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9786 * real.h (real_from_string): Update declaration
9788 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9789 Richard Henderson <rth@redhat.com>
9791 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9792 * calls.c (compute_argument_block_size, expand_call,
9793 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9794 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9795 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9796 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9797 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9798 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9799 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9800 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9803 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9805 * c-incpath.c (add_sysroot_to_chain): New.
9806 (merge_include_chains): Add sysroot argument. Call
9807 add_sysroot_to_chain if sysrooted.
9808 (register_include_chains): Update call to merge_include_chains.
9809 * doc/cppopts.texi: Document use of '=' in include directory
9812 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9814 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9815 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9816 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9817 insn pattern using X87MODEF12 mode macro.
9819 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9821 * regmove.c (regmove_optimize): Use reg_mentioned_p
9822 instead of reg_overlap_mentioned_p for DST.
9824 2007-03-21 Mike Stump <mrs@apple.com>
9826 * c.opt: Fixup for Objective-C/C++.
9828 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9830 * explow.c (convert_memory_address): Fold memory reference when
9831 POINTERS_EXTEND_UNSIGNED < 0
9833 2007-03-21 Richard Henderson <rth@redhat.com>
9836 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9837 * config/i386/mmintrin.h (__m64): Likewise.
9838 * config/i386/xmmintrin.h (__m128): Likewise.
9840 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9842 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9843 (VXWORKS_OS_CPP_BUILTINS): Define.
9844 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9845 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9847 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9849 * rtl.h (constant_pool_reference_p): Delete.
9850 (find_constant_src): Declare.
9851 * rtlanal.c (find_constant_src): New function.
9852 * simplify-rtx.c (constant_pool_reference_p): Delete.
9853 * config/i386/i386.md: Use find_constant_src instead of
9854 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9856 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9858 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9859 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9861 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9863 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9864 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9865 (arm_elf_asm_constructor): Use it.
9866 (arm_elf_asm_destructor): New function.
9868 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9870 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9872 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9874 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9876 2007-03-19 Andrew Haley <aph@redhat.com>
9878 PR tree-optimization/31264
9879 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9882 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9884 PR rtl-optimization/30907
9885 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9886 (fwprop_init): Always call loop_optimizer_initialize.
9887 (fwprop_done): Always call loop_optimizer_finalize.
9888 (fwprop): We always have loop info now.
9889 (gate_fwprop_addr): Remove.
9890 (pass_fwprop_addr): Use gate_fwprop as gate.
9892 PR rtl-optimization/30841
9893 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9894 df_chain_alloc): Call df_reorganize_refs unconditionally.
9895 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9896 refs_organized to refs_organized_size.
9897 (df_ref_create_structure): Use refs_organized_size instead of
9898 bitmap_size if refs had been organized, and keep refs_organized_size
9900 * df.h (struct df_ref_info): Change refs_organized to
9901 refs_organized_size.
9902 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9905 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9907 * except.c (output_function_exception_table): Do not reference the
9908 EH personality routine for functions that do not require an
9911 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9914 * c-typeck.c (convert_for_assignment): Call comptypes for
9915 RECORD_TYPE or UNION_TYPE.
9918 * reload1.c (reload): Do invalid ASM checking after
9919 cleanup_subreg_operands.
9921 2007-03-19 Jeff Law <law@redhat.com>
9923 * tree-cfg.c (find_taken_edge): Tighten conditions for
9924 optimizing computed gotos.
9926 2007-03-19 Michael Matz <matz@suse.de>
9928 * builtins.c (expand_builtin_sync_operation,
9929 expand_builtin_compare_and_swap,
9930 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9933 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9934 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9937 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9939 * doc/tm.texi: Add brackets around the return type of
9940 TARGET_SECONDARY_RELOAD.
9942 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9943 Richard Guenther <rguenther@suse.de>
9945 PR tree-optimization/31254
9946 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9947 Use handled_component_p () where appropriate. Continue
9948 propagating into the rhs if we propagated into an INDIRECT_REF
9951 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9953 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9954 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9955 (xde, xdee): Mode attributes adjusted to support DFP modes.
9956 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9957 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9958 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9959 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9960 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9961 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9962 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9964 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9965 "movsf"): Insn definitions removed.
9966 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9967 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9968 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9970 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9971 "reload_in<mode>", "reload_out<mode>"): Expander added.
9972 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9975 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9977 * config/s390/s390.md: Only non-functional changes. Renamed
9978 FPR mode macro to BFP all over the file.
9980 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9982 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9983 (op_type attribute): RRF instruction type added.
9984 (fT0): New mode attribute.
9985 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9986 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9987 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9988 instruction no secondary memory is needed when moving DFmode values
9989 between GPRs and FPRs.
9991 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9993 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9994 inverted and documentation adjusted.
9995 ("mhard-dfp", "msoft-dfp"): New options.
9996 * config/s390/s390.c (s390_handle_arch_option): New architecture
9998 (override_options): Sanity checks for the new options added.
9999 * config.gcc: New architecture switch: z9-ec.
10000 * config/s390/s390.h (processor_flags): PF_DFP added.
10001 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10002 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10003 when the bit is NOT set so remove it from the defaults.
10005 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10007 * genemit.c (main): Print include statement for dfp.h.
10008 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10011 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10013 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10015 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10018 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10019 instead of PATTERN.
10021 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10023 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10024 attr_length_call, output_call, output_indirect_call): Cleanup
10025 formatting of targetm calls.
10027 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10029 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10031 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10033 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10034 reservation, bypass and anti-bypass descriptions for these
10035 instructions. Update move patterns.
10036 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10039 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10041 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10042 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10043 (get_initial_def_for_reduction): Likewise.
10045 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10047 Fix PR tree-optimization/29922
10048 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10049 (get_representative): Removed.
10050 (value_dies_in_block_x): Update for rvuse removal.
10051 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10052 (compute_antic_aux): Handle when PHI nodes appear in
10053 non-single-successors.
10054 (dump_bitmap_of_names): Removed.
10055 (compute_antic_safe): Renamed and removed rvuse calculation.
10056 Calculate only antic safe.
10057 (insert_into_preds_of_block): Remove assert.
10058 (execute_pre): Update for renamed functions.
10059 (defer_or_phi_translate_block): New function.
10061 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10063 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10064 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10066 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10067 Follow spelling conventions.
10069 * tree-data-ref.h: Remove the prototype for analyze_array.
10071 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10073 PR tree-optimization/31041
10074 * tree-vect-transform.c (get_initial_def_for_induction): Call
10075 force_gimple_operand.
10077 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10079 * ipa-type-escape.c (look_for_casts) : Revert code to use
10080 handled_component_p due to ada test a-numaux.adb.
10082 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10084 * final.c (final_scan_insn): Alter the condition of a
10085 conditional trap if we have nonstandard CC.
10087 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10089 * configure.ac: Remove excess quoting from asm line 0 test.
10090 * configure: Rebuilt.
10092 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10094 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10095 * c-common.c (convert_and_check): Move warning logic to...
10096 (warnings_for_convert_and_check): ...here. Define.
10097 * c-common.h (warnings_for_convert_and_check): Declare.
10099 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10101 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10102 (output_call): Likewise.
10104 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10106 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10108 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10110 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10112 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10114 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10115 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10117 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10119 PR tree-optimization/31183
10120 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10121 Use double_int instead of unsigned int for representing access_strides.
10122 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10124 2007-03-16 Richard Guenther <rguenther@suse.de>
10126 PR tree-optimization/31146
10127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10128 to allow recursion of forward_propagate_addr_expr.
10129 (forward_propagate_addr_into_variable_array_index): Likewise.
10130 (forward_propagate_addr_expr): Likewise.
10131 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10132 (forward_propagate_addr_expr_1): Recurse on simple copies
10133 instead of propagating into them. Do so for useless conversions
10135 (forward_propagate_addr_expr): Clean up unused statements after
10138 2007-03-16 Richard Guenther <rguenther@suse.de>
10140 * builtins.c (expand_builtin_cexpi): Use the right argument
10141 for the expansion via cexp.
10143 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10145 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10146 * configure: Rebuilt.
10148 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10151 * dwarf2out.c (force_type_die): Adjust comment.
10152 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10154 2007-03-15 DJ Delorie <dj@redhat.com>
10156 * config/frv/predicates.md (minmax_operator): Don't check operands
10159 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10161 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10162 Update constant estimates of number of iterations.
10163 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10164 argument renamed to "realistic".
10165 (compute_estimated_nb_iterations): Removed.
10166 (record_niter_bound): New function.
10167 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10168 call record_nonwrapping_iv with upper = false.
10169 (infer_loop_bounds_from_signedness): Pass upper argument to
10170 record_nonwrapping_iv.
10171 (estimate_numbers_of_iterations_loop): Do not call
10172 compute_estimated_nb_iterations. Record estimate based on profile
10173 information. Initialize the constant estimates of number of
10175 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10177 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10178 number of iterations is too small.
10179 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10180 (EST_NOT_AVAILABLE): Removed.
10181 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10182 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10185 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10187 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10188 Handle NE_EXPR guards.
10190 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10193 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10194 Set also -pedantic-errors by default for the preprocessor unless
10195 -fpermissive is given.
10197 2007-03-15 Richard Guenther <rguenther@suse.de>
10199 PR middle-end/29719
10200 PR middle-end/31161
10201 * builtins.c (expand_builtin_cexpi): As a fallback if we
10202 don't have builtins for sincos or cexp create a function
10203 declaration for cexp and expand to a call to that.
10204 (expand_builtin_int_roundingfn): Always fall
10205 back to floor/ceil and its variants even if they may be
10208 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10210 PR middle-end/31159
10211 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10212 jump tables, move the call to delete_dead_jumptables from here...
10213 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10214 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10215 don't allow merging of blocks that try_redirect_by_replacing_jump
10216 also does not handle when not optimizing.
10218 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10219 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10221 * config/i386/i386.md (x86_sahf_1): Correctly handle
10224 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10227 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10228 x86_64_general_operand as operand[2] predicate. Remove "iF"
10229 from operand constraints and use "e" constraint instead.
10230 (*subti3_1, *subti3_1 splitter): Ditto.
10231 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10232 operand[1] predicate.
10234 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10236 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10237 arrays, multiply the access strides by the size of the sub-array.
10238 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10240 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10242 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10243 the configured assembler supports the sahf mnemonic.
10244 * configure: Regenerate.
10245 * config.in: Regenerate.
10247 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10248 emit "sahf" or ".byte\t0x9e" as asm template.
10250 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10253 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10254 option to replace hard coded TARGET_xxx in md file.
10255 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10256 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10257 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10258 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10259 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10260 (X86_TUNE_NOT_VECTORMODE): Ditto.
10261 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10262 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10263 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10264 (TUNE_SLOW_IMUL_IMM8): Ditto.
10265 (TUNE_MOVE_M1_VIA_OR): Ditto.
10266 (TUNE_NOT_UNPAIRABLE): Ditto.
10267 (TUNE_NOT_VECTORMODE): Ditto.
10269 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10272 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10273 tuning options instead of hard coded TARGET_xxx.
10274 (fix ssemode peephole2's): Ditto.
10275 (imul peephole2's): Ditto.
10277 (movdi_or_rex64): Ditto.
10278 (move peephole2): Ditto.
10279 (not peephole2's): Ditto.
10281 2007-03-14 Dirk Mueller <dmueller@suse.de>
10283 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10284 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10285 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10287 * c-parser.c (c_parser_do_statement): Warn about empty body in
10288 do/while statement.
10289 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10290 * doc/invoke.texi (-Wempty-body): Update documentation.
10292 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10295 * c-common.h (warn_for_div_by_zero): Declare.
10296 * c-common.c (warn_for_div_by_zero): Define.
10297 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10300 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10302 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10303 to PREFIX and STANDARD_PREFIX.
10305 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10306 Phil Edwards <phil@codesourcery.com>
10308 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10309 (__gthread_once_t): Remove busy field for RTPs.
10310 (__GTHREAD_ONCE_INIT): Update accordingly.
10312 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10314 * doc/invoke.texi: Document VxWorks options.
10316 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10318 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10320 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10322 PR tree-optimization/30590
10323 * tree-nrv.c (tree_nrv): Check for the partial update of the
10326 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10328 * flags.h (flag_random_seed): Remove declaration, in favor of...
10329 * toplev.h (get_random_seed, set_random_seed): ... these.
10330 * tree.c (get_file_function_name): Use the former.
10331 * opts.c (common_handle_option): Use the latter.
10334 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10336 PR middle-end/31127
10337 * cse.c (cse_find_path): Do not bail out if a basic block that
10338 we already visited now becomes part of a path that starts at a
10339 different basic block. Just disallow this, to make sure we
10340 visit each basic block at most once.
10342 2007-03-13 Jan Hubicka <jh@suse.cz>
10344 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10345 attributes, when profile esitmate is present, calls with very low
10346 frequency are cold.
10348 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10350 PR tree-optimization/30730
10351 PR tree-optimization/26900
10352 * tree-ssa-loop-niter.c: Include gmp.h.
10353 (bounds): New type.
10354 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10355 split_to_var_and_offset, determine_value_range,
10356 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10357 bound_difference, bounds_add, bounds_negate,
10358 number_of_iterations_ne_max, dump_affine_iv): New functions.
10359 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10360 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10361 difference of initial and final value of control iv to validate
10363 (number_of_iterations_cond): Add loop parameter. Determine bounds
10364 on the difference of the extremes of the control iv. Add dumps.
10365 (expand_simple_operations): Handle phi nodes.
10366 (simplify_using_initial_conditions): Do not record used conditions.
10367 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10368 Do not set additional_info.
10369 (implies_nonnegative_p, implies_ge_p): Removed.
10370 (derive_constant_upper_bound): Do not use parameter `additional'.
10371 (record_estimate): Parameter `additional' removed. Parameter
10372 `i_bound' added. Do not call derive_constant_upper_bound.
10373 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10374 bound the number of iterations estimate.
10375 (estimate_numbers_of_iterations_loop): Pass the estimate from
10376 the number of iterations analysis to record_estimate.
10377 * tree.h (multiple_of_p): Declare.
10378 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10379 (scev_const_prop): Do not check expression_expensive_p.
10380 * fold-const.c (multiple_of_p): Exported.
10381 * double-int.c (double_int_mask): Exported.
10382 * double-int.h (double_int_mask): Declare.
10383 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10384 field. Added max field.
10386 2007-03-13 David Taylor <taylor@candd.org>
10389 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10392 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10395 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10396 two unamed patterns.
10398 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10400 * config/i386/i386.opt (mcx16, msahf): New options.
10401 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10402 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10404 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10405 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10406 Output -mcx16 and -msahf options when corresponding bit is set.
10408 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10409 and -msahf options.
10411 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10413 * configure.ac: Test for assembler tolerance to # 0 "".
10414 * configure, config.in: Rebuilt.
10415 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10417 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10419 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10421 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10422 (handle_syscall): Handle direct system calls.
10423 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10425 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10427 * doc/invoke.texi: Fix cpp.info cross-reference.
10428 * doc/passes.texi: Fix gcc.info cross-reference.
10430 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10432 PR tree-optimization/30835
10433 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10434 bb_for_stmt is not NULL before accessing it.
10436 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10438 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10441 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10444 * doc/install.texi: Document --enable-stage1-languages
10446 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10448 * tree-pass.h (pass_into_cfg_layout_mode,
10449 pass_outof_cfg_layout_mode): Declare.
10450 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10451 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10452 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10453 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10455 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10457 * c-decl.c (warn_variable_length_array): New function.
10458 Refactored from grokdeclarator to handle warn_vla
10459 and handle unnamed array case.
10460 (grokdeclarator): Refactored VLA warning case.
10461 * c.opt (Wvla): New flag.
10462 * doc/invoke.texi (Wvla): New warning.
10464 2007-03-12 Richard Henderson <rth@redhat.com>
10466 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10467 (TARGET_SECTION_TYPE_FLAGS): New.
10469 2007-03-12 Richard Henderson <rth@redhat.com>
10471 * config/darwin.c (machopic_reloc_rw_mask): New.
10472 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10473 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10475 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10477 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10478 * cppdefault.h (cpp_PREFIX): Document.
10479 (cpp_PREFIX_len): Likewise.
10480 (cpp_EXEC_PREFIX): New variable.
10481 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10482 * c-incpath.c (add_standard_paths): Correct logic for relocating
10483 paths within prefix.
10485 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10487 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10488 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10490 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10491 fix_truncdfdi_sse using SSEMODEF mode macro.
10492 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10493 fix_truncdfsi_sse using SSEMODEF mode macro.
10494 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10495 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10497 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10499 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10500 elfos.h to tm_file.
10502 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10504 * tree.h : Add multiple_of_p declaration.
10505 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10506 * ipa-type-escape.c (results_of_malloc): Redundant.
10507 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10508 (cast_type): Extended with new members.
10509 (check_cast): Returns cast_type.
10510 (cast): New structure for data of walk_use_def_chains.
10511 (is_malloc_result, is_cast_from_non_pointer_1,
10512 is_cast_from_non_pointer,
10513 is_array_access_through_pointer_and_index): New functions.
10514 (look_for_casts): Returns cast types.
10515 (check_call): Returns void.
10516 (okay_pointer_operation): Use support of pointer plus index,
10517 pointer plus constant and allow all multiplications.
10519 2007-03-11 Richard Guenther <rguenther@suse.de>
10521 PR tree-optimization/31115
10522 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10523 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10524 A shift count of zero is not special as with *_DIV_EXPR.
10525 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10528 2007-03-11 Ian Lance Taylor <iant@google.com>
10530 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10531 the *_DIV_EXPR codes correctly with overflow infinities.
10533 2007-03-11 Ira Rosen <irar@il.ibm.com>
10535 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10536 indicate success/failure of the analysis. Add negation to subtrahend
10537 in case of subtraction. Fail if both operands contain constants.
10538 (create_data_ref): Fail if analyze_offset fails.
10540 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10542 * config/i386/i386.md (frndintxf2): Rename to ...
10543 (rintxf2): ... this. Remove expander having same name.
10544 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10545 (roundsf2, rounddf2): Ditto.
10546 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10547 (lround<mode>di2, lround<mode>si2): Ditto.
10549 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10551 * lower-subreg.c: Include except.h.
10552 (decompose_multiword_subregs): Verify that the only control flow
10553 insns we can split are loads to multi-words pseudos.
10554 Handle breaking such blocks after splitting, instead of calling
10555 find_many_sub_basic_blocks.
10557 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10558 on the new basic block. Add a lengthy comment explaining why we
10559 thought this was necessary.
10560 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10562 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10565 * tree.c (walk_type_fields): Recurse into the element type of
10566 ARRAY_TYPEs if there is a pointer set.
10568 2007-03-10 Dirk Mueller <dmueller@suse.de>
10570 * c-common.c (warn_logical_operator): Fix condition.
10572 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10574 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10576 * config/darwin.c (machopic_select_section): Remove superfluous
10577 argument in call to categorize_decl_for_section. Remove unused
10580 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10582 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10584 * configure: Regenerate.
10586 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10589 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10590 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10591 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10592 Add LABEL_NUSES to emitted label.
10593 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10594 branch probability value to emitted jump insn.
10595 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10596 Do not check life information and do not re-arrange input operands
10597 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10599 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10601 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10602 the change of decode_asm_operands.
10604 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10606 * mode-switching.c (create_pre_exit): Skip blockage insn.
10608 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10610 * tree-pass.h (TODO_update_smt_usage): Remove.
10612 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10616 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10618 * pa.c (attr_length_call): Revise condition for long
10619 pc-relative branch.
10620 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10621 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10622 sequence on SOM target.
10624 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10626 * gcc.c: Document %{, in big comment at top.
10627 (input_suffix_matches): Remove special handling for .s and
10629 (input_spec_matches): New.
10630 (handle_braces): Handle %{,.
10631 (validate_switches): ',' indicates a value which is not a switch.
10632 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10633 to detect assembler input.
10634 * config/i386/sol2.h (CPP_SPEC): Likewise.
10635 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10636 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10637 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10638 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10639 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10640 -m64 causes deployment target to default to 10.5.
10641 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10643 2007-03-09 Richard Henderson <rth@redhat.com>
10646 * target.h (targetm.asm.out.reloc_rw_mask): New.
10647 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10648 (TARGET_ASM_OUT): Use it.
10649 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10650 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10651 use the new reloc_rw_mask target hook instead.
10652 (default_section_type_flags_1): Merge into...
10653 (default_section_type_flags): ... here.
10654 (decl_readonly_section_1): Merge into...
10655 (decl_readonly_section): ... here.
10656 (default_elf_select_section_1): Merge into...
10657 (default_elf_select_section): ... here.
10658 (default_unique_section_1): Merge into...
10659 (default_unique_section): ... here.
10660 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10661 (default_select_rtx_section): Use it.
10662 (default_elf_select_rtx_section): Likewise.
10663 * output.h: Update to match.
10664 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10665 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10666 (TARGET_ASM_RELOC_RW_MASK): New.
10667 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10668 to categorize_decl_for_section.
10669 (x86_64_elf_unique_section): Likewise.
10670 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10671 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10672 (TARGET_ASM_RELOC_RW_MASK): New.
10673 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10674 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10675 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10676 (TARGET_RWRELOC): Remove.
10677 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10678 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10679 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10680 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10681 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10682 (rs6000_xcoff_select_section): Use decl_readonly_section.
10683 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10684 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10685 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10686 (TARGET_SECTION_TYPE_FLAGS): Remove.
10687 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10689 2007-03-09 Roger Sayle <roger@eyesopen.com>
10691 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10692 complex constant equality/inequality comparisons for here.
10693 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10694 known at compile-time or can be simplified to a scalar comparison.
10695 (fold_relational_const): Move compile-time evaluation of complex
10696 constant equality/inequality comparisons to here.
10698 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10700 PR rtl-optimization/30643
10701 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10703 (fold_rtx): Recurse, like before 2006-11-03.
10705 2007-03-09 DJ Delorie <dj@redhat.com>
10707 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10710 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10712 PR tree-optimization/30375
10713 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10714 LHS of statements is not the same.
10715 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10717 2007-03-09 Chao-ying Fu <fu@mips.com>
10719 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10721 * doc/invoke.texi (-mdspr2): Document new option.
10722 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10723 New unspec for DSP REV 2.
10724 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10725 these instructions are extended in DSP REV 2.
10726 (mips-dspr2.md): Include.
10727 * config/mips/mips.opt (mdspr2): New option.
10728 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10729 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10730 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10731 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10732 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10733 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10734 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10736 (bdesc_map): Add one field of unsupported_target_flags.
10737 (bdesc_arrays): Update entries to have extra fields. Add
10739 (mips_init_builtins): Initialize new function types.
10740 Check unsupported_target_fileds to filter out builtins.
10741 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10743 (ASM_SPEC): Pass mdspr2 to the assembler.
10744 * config/mips/mips-dspr2.md: New file.
10746 2007-03-09 Sa Liu <saliu@de.ibm.com>
10748 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10750 2007-03-09 Ian Lance Taylor <iant@google.com>
10752 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10753 argument) like -Wstrict-overflow=2.
10754 * doc/invoke.texi (Warning Options): Update documentation.
10756 2007-03-09 Dirk Mueller <dmueller@suse.de>
10759 * doc/invoke.texi (-Wlogical-op): Document.
10760 * common.opt (-Wlogical-op): New.
10761 * c-common.h (warn_logical_operator): Declare.
10762 * c-common.c (warn_logical_operator): Define.
10763 * c-typeck.c (parser_build_binary_op): Call
10764 warn_logical_operator.
10766 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10768 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10769 * final.c (final_scan_insn): Test for non-"" file name.
10771 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10773 * doc/loop.texi: Document the Omega linear constraints solver.
10774 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10775 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10776 omega-hash-table-size, omega-max-keys, and
10777 omega-eliminate-redundant-constraints.
10778 * tree-pass.h (pass_check_data_deps): Declared.
10781 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10782 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10783 pass_check_data_deps): New.
10784 * tree-data-ref.c (init_data_ref): Remove declaration.
10785 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10786 (analyze_array): Renamed init_array_ref, move up initializations.
10787 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10788 Removed arguments that are set to NULL.
10789 (analyze_indirect_ref): Correct indentation, correct call to
10791 (object_analysis): Call init_array_ref instead of analyze_array.
10792 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10793 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10794 of DR_ACCESS_FNS_ADDR.
10795 (init_omega_eq_with_af, omega_extract_distance_vectors,
10796 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10797 ddr_consistent_p): New.
10798 (compute_affine_dependence): Check consistency of ddrs when
10799 flag_check_data_deps is passed.
10800 (analyze_all_data_dependences): Uncomment.
10801 (tree_check_data_deps): New.
10802 * tree-data-ref.h: Include omega.h.
10803 (DR_ACCESS_FNS_ADDR): Removed.
10804 (data_dependence_relation): Add inner_loop.
10805 (DDR_INNER_LOOP): New.
10806 * common.opt (fcheck-data-deps): New.
10807 * tree-flow.h (tree_check_data_deps): Declare.
10808 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10809 (OBJS-common): Depend on omega.o.
10811 * passes.c (pass_check_data_deps): Scheduled.
10812 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10813 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10814 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10815 PARAM_VECT_MAX_VERSION_CHECKS,
10816 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10818 2007-03-09 Richard Guenther <rguenther@suse.de>
10820 PR tree-optimization/30904
10821 PR middle-end/31058
10822 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10823 the same way as *_DIV_EXPR.
10825 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10827 * recog.c (decode_asm_operands): No mixed declarations and code.
10829 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10831 * rtl.def (ASM_INPUT): Add location.
10832 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10833 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10834 (decode_asm_operands): Add loc operand.
10835 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10836 * stmt.c (expand_asm): Rename to...
10837 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10838 gen_rtx_ASM_INPUT_loc.
10839 (expand_asm_expr): Adjust.
10840 * recog.c (decode_asm_operands): Add loc operand.
10841 (check_asm_operands, extract_insn): Adjust.
10842 * reload1.c (maybe_fix_stack_asms): Likewise.
10843 * final.c (asm_insn_count): Likewise.
10844 (final_scan_insn): Output # line before and after asm.
10846 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10848 * tree-ssa-structalias.c (variable_info): Remove
10850 (new_var_info): Ditto.
10851 (shared_bitmap_info_t): New structure.
10852 (shared_bitmap_table): New variable.
10853 (shared_bitmap_hash): New function.
10854 (shared_bitmap_eq): Ditto
10855 (shared_bitmap_lookup): Ditto.
10856 (shared_bitmap_add): Ditto.
10857 (merge_smts_into): Change to take bitmap directly.
10858 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10859 (init_alias_vars): Init shared bitmap hashtable.
10860 (delete_points_to_sets): Delete shared bitmap hashtable.
10861 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10862 is_aliased removal as a change that was still necessary was
10865 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10867 * config/i386/i386.h (override_options): Conditionally disable
10868 x86_sahf for 64bit targets only.
10870 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10873 * c-decl.c (merge_decls): Don't call make_var_volatile.
10874 * varasm.c (make_var_volatile): Remove.
10875 * output.h (make_var_volatile): Remove.
10877 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10879 PR tree-optimization/31085
10880 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10882 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10884 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10885 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10886 ATTR_CONST_NOTHROW_LIST.
10888 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10891 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10893 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10895 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10898 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10900 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10901 passed, use shared libgcc.
10903 2007-03-08 Roger Sayle <roger@eyesopen.com>
10905 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10906 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10907 (honor_protect_cleanup_actions, lower_try_finally_switch):
10909 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10910 ifc_temp_var): Likewise.
10911 * tree-inline.c (setup_one_parameter): Likewise.
10912 * tree-mudflap.c (mf_decl_cache_locals,
10913 mf_build_check_statement_for): Likewise.
10914 * tree-nested.c (init_tmp_var, save_tmp_var,
10915 finalize_nesting_tree_1): Likewise.
10916 * tree-outof-ssa.c (insert_copy_on_edge,
10917 insert_backedge_copies): Likewise.
10918 * tree-profile.c (tree_gen_edge_profiler,
10919 tree_gen_ic_profiler): Likewise.
10920 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10921 * tree-sra.c (sra_build_assignment): Likewise.
10922 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10923 * tree-ssa-math-opts.c (insert_reciprocals,
10924 execute_cse_sincos_1): Likewise.
10925 * tree-tailcall.c (adjust_accumulator_values,
10926 adjust_return_value): Likewise.
10927 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10928 * tree-vect-transform.c (vect_create_data_ref_ptr,
10929 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10930 vect_create_epilog_for_reduction, vectorizable_reduction,
10931 vectorizable_call, vectorizable_conversion,
10932 vectorizable_assignment, vectorizable_operation,
10933 vectorizable_type_demotion, vect_gen_widened_results_half,
10934 vect_permute_store_chain, vectorizable_store,
10935 vect_setup_realignment, vect_permute_load_chain,
10936 vectorizable_load, vectorizable_condition,
10937 vect_create_cond_for_align_checks): Likewise.
10938 * tree-vrp.c (build_assert_expr_for): Likewise.
10940 2007-03-08 Ian Lance Taylor <iant@google.com>
10942 * tree-vrp.c: Include "intl.h".
10943 (usable_range_p): New static function.
10944 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10945 overflowed values, juts set *strict_overflow_p.
10946 (compare_values): Only return -2 if one of the operands is not a
10948 (compare_ranges): Call usable_range_p.
10949 (compare_range_with_value): Likewise.
10950 (vrp_evaluate_conditional_warnv): Rename from
10951 vrp_evaluate_conditional. Make static. Change all callers.
10952 (vrp_evaluate_conditional): New function.
10953 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10954 on signed overflow.
10955 (simplify_abs_using_ranges): Likewise.
10956 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10957 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10958 within_stmt parameter.
10959 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10960 vrp_evaluate_conditional.
10961 * tree-ssa-threadedge.c
10962 (record_temporary_equivalences_from_stmts_at_dest): Change
10963 simplify parameter to take a second tree parameter.
10964 (simplify_control_stmt_condition): Likewise.
10965 (thread_across_edge): Likewise.
10966 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10967 (thread_across_edge): Likewise.
10968 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10970 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10972 * config/i386/i386.h (TARGET_SAHF): New define.
10973 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10974 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10975 (x86_sahf): New global variable.
10976 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10977 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10978 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10979 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10981 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10982 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10983 when expanding fcomi/sahf based tests.
10984 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10985 expanding sahf based alternative. Emit sahf based sequence when
10986 optimizing for code size.
10987 * config/i386/i386.md (x86_sahf_1): Do not disable for
10988 TARGET_64BIT, enable for TARGET_SAHF.
10990 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10992 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10993 spurious whitespace from error message.
10995 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10998 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11000 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11002 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11004 * tree-sra.c (instantiate_element): Propagate disabled warnings
11005 from the element itself to the created variable.
11007 2007-03-07 Richard Henderson <rth@redhat.com>
11010 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11011 silently fix up the stack in the case of a missing register.
11013 2007-03-07 Paul Brook <paul@codesourcery.com>
11015 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11017 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11019 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11021 (phase1_vrs): Use them.
11022 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11023 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11024 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11025 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11026 __gnu_Unwind_Restore_WMMXC if required.
11027 (_Unwind_VRS_Pop): Implement iWMMXt support.
11028 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11029 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11030 gnu_Unwind_Save_WMMXC): Define.
11032 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11034 * config/vxworks.h (vxworks_override_options): Declare.
11035 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11036 * config/vxworks.c: Include target.h and toplev.h.
11037 (vxworks_override_options): New function.
11038 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11040 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11042 * config/s390/s390.c (override_options): Don't emit an error when
11043 -mstack-size is used without providing -mstack-guard.
11044 (s390_emit_prologue): Choose stack_guard value automatically if not
11045 provided via command line.
11046 * doc/invoke.texi: Adjust description of -mstack-guard and
11049 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11051 * config/i386/i386.c (output_set_got): Add a GOT initialization
11052 sequence for VxWorks PIC.
11053 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11054 around labels as well as symbols. Use gotoff_operand instead
11055 of local_symbolic_operand.
11056 (legitimize_pic_address): Use gotoff_operand instead of
11057 local_symbolic_operand. Use @GOT accesses for labels as
11059 (ix86_output_addr_diff_elt): Use PC-relative rather than
11060 GP-relative offsets for VxWorks PIC.
11061 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11062 no_new_pseudos. Check whether the returned register is op0.
11063 * config/i386/i386.md (tablejump): Use PC-relative rather than
11064 GP-relative offsets for VxWorks PIC.
11065 * config/i386/predicates.md (gotoff_operand): New predicate.
11067 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11069 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11071 * config/vxworks-dummy.h: New file.
11072 * config/i386/i386.h: Include it.
11074 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11076 * dwarf2out.c (is_inlined_entry_point): New
11077 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11078 DW_AT_ranges if the first subblock is the entry point.
11080 2007-03-06 David Daney <ddaney@avtrex.com>
11082 * doc/install.texi (mips-*-*): Change recommended binutils
11085 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11087 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11088 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11090 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11091 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11093 2007-03-06 Jan Hubicka <jh@suse.cz>
11095 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11096 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11098 (probably_cold_bb_p): Cold functions are cold.
11099 (probably_never_executed_bb_p): Cold functions are cold.
11100 (tree_bb_level_predictions): Predict calls to cold functions as not
11102 (compute_function_frequency): Check hot/cold attributes.
11103 * function.h (function_frequency): Update comments.
11104 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11105 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11106 (c_common_att): Add cold and hot.
11108 * doc/extend.texi (hot,cold attributes): Document.
11110 2007-03-06 Andrew Haley <aph@redhat.com>
11112 * function.c (expand_function_end): Move blockage to just after we
11113 emit the label for the naked return from the function.
11115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11117 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11120 2007-03-06 Jan Hubicka <jh@suse.cz>
11122 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11123 loaded for constant large models. Non-large 64bit PIC can do.
11124 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11125 * cmodel.h: Add LARGE PIC.
11126 * i386.md (UNSPEC_PLTOFF): New.
11127 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11129 (*call_1_rex64): Disable for large models.
11130 (*call_1_rex64_large): New.
11131 (*call_value_1_rex64): Disable for large models.
11132 (*call_value_1_rex64_large): New.
11133 (set_rip_rex4): New.
11134 (set_got_offset_rex64): New.
11135 * predicates.md (constant_call_address_operand): For large model
11136 constant calls are not possible.
11137 * i386-protos.h (construct_plt_address): Declare.
11138 * i386.c (override_options): Accept large models.
11139 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11140 (legitimate_constant_p): Add new UNSPECs.
11141 (legitimate_pic_operand_p): Likewise.
11142 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11143 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11145 (output_pic_addr_const): Add PLTOFF.
11146 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11147 (ix86_expand_move): Legitimize pic address when in PIC mode.
11148 (construct_plt_address): New function.
11149 (ix86_expand_call): Offload the address to register and use GOT
11150 pointer for large model.
11151 * invoke.texi (mcmodel=large): Update documentation.
11153 2007-03-06 Richard Henderson <rth@redhat.com>
11155 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11156 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11157 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11158 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11159 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11160 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11161 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11162 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11163 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11164 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11165 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11166 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11167 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11168 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11169 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11170 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11171 x86_schedule, x86_use_bt, x86_pad_returns,
11172 x86_use_xchgb): Merge into ...
11173 (ix86_tune_features): ... here. New array.
11174 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11175 x86_bswap): Merge into ...
11176 (ix86_arch_features): ... here. New array.
11177 (x86_3dnow_a): Remove.
11178 (x86_accumulate_outgoing_args): Make static.
11179 (x86_arch_always_fancy_math_387): Make static.
11180 (ix86_tune_mask, ix86_arch_mask): Move ...
11181 (override_options): ... to local variables here. Apply the
11182 appropriate mask to each element of ix86_arch_features and
11183 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11184 as were done in the old macros.
11185 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11186 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11187 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11188 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11189 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11190 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11191 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11192 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11193 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11194 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11195 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11196 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11197 x86_accumulate_outgoing_args, x86_prologue_using_move,
11198 x86_epilogue_using_move, x86_decompose_lea,
11199 x86_arch_always_fancy_math_387, x86_shift1,
11200 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11201 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11202 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11203 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11204 x86_use_incdec, x86_pad_returns, x86_bswap,
11205 x86_partial_flag_reg_stall): Remove.
11206 (enum ix86_tune_indices): New.
11207 (ix86_tune_features): New.
11208 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11209 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11210 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11211 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11212 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11213 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11214 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11215 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11216 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11217 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11218 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11219 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11220 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11221 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11222 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11223 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11224 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11225 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11226 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11227 TARGET_EXT_80387_CONSTANTS): Use it.
11228 (enum ix86_arch_indices): New.
11229 (ix86_arch_features): New.
11230 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11231 TARGET_BSWAP): Use it.
11232 (ix86_tune_mask, ix86_arch_mask): Remove.
11234 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11237 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11238 Define using $${sysroot_headers_suffix}.
11239 * configure: Regenerate.
11240 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11241 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11243 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11244 * gcc.c (print_sysroot_headers_suffix): New.
11245 (option_map): Include --print-sysroot-headers-suffix.
11246 (display_help): Mention -print-sysroot-headers-suffix.
11247 (process_command): Handle -print-sysroot-headers-suffix.
11248 (do_spec_1): Append multilib directory to include-fixed path if
11249 sysroot suffixes in use.
11250 (main): Handle -print-sysroot-headers-suffix.
11251 * Makefile.in (start.encap): Don't depend on xlimits.h
11252 (xlimits.h): Remove.
11253 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11254 limits.h for each multilib in fixinc_list.
11255 (fixinc_list, s-fixinc_list): New.
11256 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11257 generate them for each multilib in fixinc_list.
11258 (stmp-fixproto): Use include-fixed. Run fixproto for each
11259 multilib in fixinc_list.
11260 (mostlyclean): Don't remove xlimits.h.
11261 (clean): Remove include-fixed.
11262 (real-install-headers-tar, real-install-headers-cpio,
11263 real-install-headers-cp): Don't copy include, only include-fixed.
11264 (install-mkheaders): Depend on fixinc_list. Don't depend on
11265 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11266 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11267 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11269 2007-03-06 Jan Hubicka <jh@suse.cz>
11271 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11274 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11276 * configure.ac: Allow tm_file to contain build-directory files.
11277 * configure: Regenerate.
11278 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11279 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11280 * config/m68k/print-sysroot-suffix.sh: New file.
11282 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11284 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11285 of pic_offset_table_rtx if reload_completed.
11286 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11287 PIC_OFFSET_TABLE_REGNUM.
11288 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11290 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11291 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11293 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11295 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11296 functions that call eh_return.
11298 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11300 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11301 functions that need a constant pool.
11303 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11306 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11307 (m68k_preferred_reload_class): Likewise.
11308 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11309 (SECONDARY_RELOAD_CLASS): Define.
11310 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11311 (LIMIT_RELOAD_CLASS): Delete.
11312 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11313 registers from storing bytes.
11314 (m68k_secondary_reload_class): New function.
11315 (m68k_preferred_reload_class): Likewise.
11317 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11319 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11321 (m68k_expand_prologue): Likewise.
11323 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11325 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11326 (mips_expand_epilogue): Add a bool parameter.
11327 (m68k_legitimize_sibcall_address): Declare.
11328 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11329 (m68k_expand_epilogue): Add a parameter to select between sibling
11330 and normal epilogues. Only generate a return for the latter.
11331 (m68k_ok_for_sibcall_p): New function.
11332 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11333 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11334 (sibcall_value, *sibcall_value): Likewise.
11335 (*call, *call_value): Require !SIBLING_CALL_P.
11336 (epilogue): Update call to m68k_expand_epilogue.
11337 (sibcall_epilogue): New pattern.
11338 * config/m68k/predicates.md (const_call_operand): Say that this
11339 predicate applies to sibling calls too.
11340 (sibcall_operand): New predicate.
11342 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11344 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11345 alternatives as movsi_cf.
11346 (movsf_cf_hard): Add commentary.
11348 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11349 Richard Sandiford <richard@codesourcery.com>
11351 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11352 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11353 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11354 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11355 as being live on exit from an interrupt function.
11356 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11357 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11358 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11359 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11360 (m68k_interrupt_function_p): Globalize.
11361 (m68k_compute_frame_layout): Remove reverse mask code.
11362 (m68k_emit_movem, m68k_set_frame_related): New functions.
11363 (m68k_output_function_prologue): Delete in favor of...
11364 (m68k_expand_prologue): ...this new function.
11365 (m68k_output_function_epilogue): Delete in favor of...
11366 (m68k_expand_epilogue): ...this new function.
11367 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11369 (print_operand): Handle %?.
11370 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11371 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11372 (prologue, epilogue): New patterns.
11373 (return): Turn into a define_expand.
11374 (*return): New pattern, derived from old "return" pattern. Use rte
11375 rather than rts for interrupt functions. Only use rtd if the pop
11377 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11378 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11379 (link, *link, unlink, *unlink, load_got): Likewise.
11381 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11385 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11386 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11387 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11388 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11389 and m68k_matches_u_p.
11390 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11391 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11392 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11393 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11394 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11395 (REG_STRICT_P): New macro.
11396 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11397 PCREL_GENERAL_OPERAND_OK.
11398 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11399 m68k_legitimate_base_reg_p.
11400 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11401 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11402 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11403 * config/m68k/m68k.c (m68k_address): New structure.
11404 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11405 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11406 (m68k_jump_table_ref_p, m68k_decompose_address)
11407 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11408 (m68k_matches_u_p): New functions.
11409 (print_operand_address): Rewrite to use m68k_decompose_index.
11411 2007-03-05 David Taylor <dtaylor@emc.com>
11413 * gcc.c: Correct copyright date in --version output.
11415 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11417 * pa.md: In unamed move patterns, disparge copies between general
11418 and floating point registers using '?' modifier. Don't include 'f'
11419 constraint for register preferences in DImode, SImode, HImode and
11420 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11421 Remove constraints for copies between general and floating registers
11422 in soft-float DFmode pattern.
11423 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11427 2007-03-05 Mike Stump <mrs@apple.com>
11429 * c-common.c (targetcm): Add.
11430 * c-opts.c (c_common_handle_option): Handle language specific
11432 * opts.c (handle_option): Verify language for target options, if
11434 * opth-gen.awk: Add CL_LANG_ALL.
11435 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11436 (TARGETCM_INITIALIZER): Add.
11437 * target.h (struct gcc_targetcm): Add.
11439 * targhooks.c (default_handle_c_option): Add.
11440 * targhooks.h (default_handle_c_option): Add.
11441 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11443 * config/darwin.opt (iframework): Add.
11444 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11445 * config/darwin-c.c (handle_c_option): Add.
11446 (TARGET_HANDLE_C_OPTION): Add.
11448 * doc/invoke.texi (Darwin Options): Add -iframework.
11450 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11452 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11455 2007-03-05 Ian Lance Taylor <iant@google.com>
11457 * c.opt (fgnu89-inline): New option.
11458 * c-opts.c (c_common_post_options): Set default value for
11460 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11461 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11463 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11464 (grokdeclarator, start_function): Likewise.
11465 * c-cppbuiltin.c (c_cpp_builtins): Define either
11466 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11467 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11468 (C Dialect Options): Document -fgnu89-inline.
11469 * doc/extend.texi (Function Attributes): Explain what the
11470 gnu_inline attribute does.
11471 * doc/cpp.texi (Common Predefined Macros): Document
11472 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11474 2007-03-05 Ian Lance Taylor <iant@google.com>
11476 PR tree-optimization/31034
11477 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11478 half-range if the other side is an overflow infinity.
11480 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11482 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11483 (bfin*-linux-uclibc*): New configuration.
11484 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11486 * config/bfin/linux.h: New file.
11487 * config/bfin/libgcc-bfin.ver: New file.
11488 * config/bfin/t-bfin-uclinux: New file.
11489 * config/bfin/t-bfin-linux: New file.
11490 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11491 (TARGET_OS_CPP_BUILTINS): New macro.
11493 2007-03-05 Richard Guenther <rguenther@suse.de>
11495 * fold-const.c (fold_binary): Remove duplicate folding
11496 of comparison of non-null ADDR_EXPR against null.
11498 2007-03-05 Richard Guenther <rguenther@suse.de>
11499 Dorit Nuzman <dorit@il.ibm.com>
11501 PR tree-optimization/26420
11502 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11503 are no loops in the function. Only print the number of
11504 vectorized loops if it is greater than zero or we are supposed
11505 to print information about unvectorized loops.
11507 2007-03-05 Revital Eres <eres@il.ibm.com>
11509 * gcc.dg/var-expand1.c: New test.
11510 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11511 when an accumulator is expanded.
11513 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11516 * c-common.c (convert_and_check): Don't give warnings for
11517 conversion if 'expr' already overflowed.
11519 2007-03-04 Roger Sayle <roger@eyesopen.com>
11521 PR middle-end/30744
11522 * fold-const.c (fold_comparison): Enforce type consistency when
11523 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11525 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11527 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11528 containing a cast to the base of TARGET_MEM_REF.
11530 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11532 * tree.c (tree_contains_struct_check_failed): Remove spurious
11533 whitespace from error message.
11535 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11538 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11539 instead of precision.
11541 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11542 Nathan Sidwell <nathan@codesourcery.com>
11544 * emit-rtl.c (find_auto_inc): New.
11545 (try_split): recreate REG_INC notes,
11546 Use regular for loops rather than whiles.
11548 2007-03-03 Andreas Schwab <schwab@suse.de>
11550 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11551 * configure: Regenerate.
11553 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11555 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11556 flag_rounding_math, not flag_unsafe_math_optimizations.
11558 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11560 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11561 alpha_fold_vector_minmax): Likewise.
11562 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11563 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11565 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11567 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11568 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11569 if the lhs has side-effects.
11570 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11572 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11574 * config/i386/i386.h (TUNEMASK): Remove define.
11575 (ARCHMASK): Remove define.
11576 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11577 Use ix86_arch_mask variable instead of ARCHMASK.
11578 * config/i386/i386.c (override_options): Ditto.
11579 (standard_80387_constant_p): Ditto.
11581 2007-03-02 Ian Lance Taylor <iant@google.com>
11583 Used signed infinities in VRP.
11584 * tree-vrp.c (uses_overflow_infinity): New static function.
11585 (supports_overflow_infinity): New static function.
11586 (make_overflow_infinity): New static function.
11587 (negative_overflow_infinity): New static function.
11588 (positive_overflow_infinity): New static function.
11589 (is_negative_overflow_infinity): New static function.
11590 (is_positive_overflow_infinity): New static function.
11591 (is_overflow_infinity): New static function.
11592 (overflow_infinity_range_p): New static function.
11593 (compare_values_warnv): New function split out of compare_values.
11594 (compare_value): Call it.
11595 (set_value_range_to_nonnegative): Add overflow_infinity
11596 parameter. Change caller.
11597 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11599 (vrp_expr_computes_nonzero): Likewise.
11600 (compare_ranges, compare_range_with_value): Likewise.
11601 (compare_name_with_value, compare_names): Likewise.
11602 (vrp_evaluate_conditional): Likewise.
11603 (set_value_range): Handle infinity
11604 (vrp_operand_equal_p, operand_less_p): Likewise.
11605 (extract_range_from_assert): Likewise.
11606 (vrp_int_const_binop): Likewise.
11607 (extract_range_from_binary_expr): Likewise.
11608 (extract_range_from_unary_expr): Likewise.
11609 (extract_range_from_comparison): Likewise.
11610 (extract_range_from_expr): Likewise.
11611 (dump_value_range): Likewise.
11612 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11613 (test_for_singularity): Likewise.
11614 (vrp_int_const_binop): Remove inline qualifier.
11615 (adjust_range_with_scev): Add comment.
11616 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11618 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11620 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11621 (get_constraint_for): Likewise.
11622 (do_structure_copy): Likewise.
11623 (find_func_aliases): Fix references to MODIFY_EXPR.
11624 (intra_create_variable_infos): Tidy.
11625 * tree-ssa-operands.c (add_virtual_operand): Add argument
11627 When adding members of alias sets, if IS_CALL_SITE is true and
11628 the symbol is not call-clobbered, skip it.
11629 Adjust all callers.
11631 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11633 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11634 entry by means of emit_insn_at_entry.
11636 2007-03-02 Richard Henderson <rth@redhat.com>
11638 * expr.h (promoted_input_arg): Remove decl.
11639 * function.c (promoted_input_arg): Merge into ...
11640 * combine.c (setup_incoming_promotions): ... only caller.
11641 Rearrange to avoid double loop.
11643 2007-03-02 Ben Elliston <bje@au.ibm.com>
11644 Peter Bergner <bergner@vnet.ibm.com>
11645 Janis Johnson <janis187@us.ibm.com>
11647 * config/rs6000/dfp.md: New file.
11648 * config/rs6000/rs6000.md: Include dfp.md.
11649 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11650 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11651 and TDmode decimal float modes in FP registers.
11652 (num_insns_constant): Likewise.
11653 (rs6000_legitimate_offset_address_p): Likewise.
11654 (rs6000_legitimize_address): Likewise.
11655 (rs6000_legitimize_reload_address): Likewise.
11656 (rs6000_legitimate_address): Likewise.
11657 (rs6000_emit_move): Likewise.
11658 (function_arg_boundary): Likewise.
11659 (function_arg_advance): Likewise.
11660 (rs6000_darwin64_record_arg_recurse): Likewise.
11661 (function_arg): Likewise.
11662 (rs6000_gimplify_va_arg): Likewise.
11663 (rs6000_split_multireg_move): Likewise.
11664 (rs6000_output_function_epilogue): Likewise.
11665 (rs6000_output_function_epilogue): Likewise.
11666 (rs6000_register_move_cost): Likewise.
11667 (rs6000_function_value): Likewise.
11668 (rs6000_libcall_value): Likewise.
11670 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11672 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11674 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11676 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11677 Use $MULTIDIR to choose between the kernel and RTP headers,
11678 and use $WIND_BASE and $WIND_USR to locate them.
11680 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/i386.c (override_options): Put initialization of
11683 ix86_tune_mask and ix86_arch_mask to the correct place.
11685 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11686 Michael Meissner <michael.meissner@amd.com>
11689 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11690 (ARCHMASK): Define.
11691 (TARGET_CMOVE): Use ARCHMASK.
11692 (TARGET_CMPXCHG): Ditto.
11693 (TARGET_CMPXCHG8B): Ditto.
11694 (TARGET_XADD): Ditto.
11695 (TARGET_BSWAP): Ditto.
11696 * config/i386/i386.c (ix86_tune_mask): New global variable.
11697 (ix86_arch_mask): Ditto.
11698 (override_options): Initialize ix86_tune_mask and
11699 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11702 2007-03-02 Ben Elliston <bje@au.ibm.com>
11705 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11707 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11709 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11710 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11711 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11712 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11714 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11715 rs6000_init_dwarf_reg_sizes_extra): New.
11716 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11717 SPE register high parts.
11719 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11721 * Makefile.in: Add install-pdf target as
11722 copied from automake v1.10 rules.
11723 * configure.ac: Add install-pdf to target list.
11724 * configure: Regenerate.
11726 2007-03-01 Paul Brook <paul@codesourcery.com>
11728 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11729 modes to LDRD for DImode.
11730 (output_move_double): Fixup out of range ldrd/strd.
11731 (vfp_secondary_reload_class): Rename...
11732 (coproc_secondary_reload_class): ... to this. Add wb argument.
11733 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11734 coproc_secondary_reload_class for CLASS_IWMMXT.
11735 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11736 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11738 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11740 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11741 unroll factor by the estimated number of iterations.
11742 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11743 than prefetch latency.
11745 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11746 decode_caches_intel, detect_caches_intel): New functions.
11747 (host_detect_local_cpu): Use detect_caches_amd and
11748 detect_caches_intel.
11750 2007-03-01 Richard Henderson <rth@redhat.com>
11752 * expr.c (emit_move_complex_push): Export.
11753 (emit_move_complex_parts): Split out from ...
11754 (emit_move_complex): ... here.
11755 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11756 * config/i386/i386.md (movcdi): New.
11758 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11760 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11761 size of mode1 to check for tieable modes in MMX case.
11763 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11765 * Makefile.in (rtlanal.o): Depend on tree.h.
11766 * rtl.h (offset_within_section_p, split_const): Declare.
11767 * rtlanal.c: Include tree.h.
11768 (offset_within_block_p): New function, taken from
11769 mips_offset_within_object_p.
11770 (split_const): New function, taken from mips_split_const.
11771 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11773 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11774 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11775 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11776 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11777 (m68k_illegitimate_symbolic_constant_p): New function.
11778 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11779 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11780 symbolic constant that might be outside the symbol's section,
11781 move the symbol first and then add the offset.
11782 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11784 * config/mips/mips.c (mips_split_const): Delete.
11785 (mips_offset_within_object_p): Delete.
11786 (mips_symbolic_constant_p): Use offset_within_section_p and
11787 split_const instead of mips_offset_within_object_p and
11789 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11790 (mips_legitimize_const_move, print_operand_reloc)
11791 (mips_dangerous_for_la25_p): Use split_const instead of
11794 2007-02-28 Eric Christopher <echristo@apple.com>
11796 * Makefile.in (install-include-dir): Don't rm -rf include.
11798 2007-02-28 Richard Guenther <rguenther@suse.de>
11800 PR middle-end/30364
11801 * fold-const.c (fold_binary): Do not associate expressions
11802 with more than one variable for integer types that do not wrap.
11804 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11806 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11807 Delete, and replace with...
11808 (fold_builtin_call_array): This. Update callers to use it.
11809 * fold-const.c (fold_build_call_list): Delete, and replace with...
11810 (fold_build_call_array): This.
11811 (fold_build_call_list_initializer): Delete, and replace with...
11812 (fold_build_call_array_initializer): This.
11813 * tree.h: Update declarations to reflect above changes.
11815 * c-typeck.c (build_function_call): Store converted arguments
11816 in a stack-allocated array instead of building a list.
11817 (convert_arguments): Store arguments in the array passed in as an
11818 argument, and return the actual number of arguments.
11819 * c-format.c: (check_function_format): Pass arguments in an
11820 array instead of a list.
11821 * c-common.c (check_function_nonnull): Likewise.
11822 (check_function_sentinel): Likewise.
11823 (check_function_arguments): Likewise.
11824 * c-common.h: Update declarations to reflect above changes.
11826 2007-02-28 Jan Hubicka <jh@suse.cz>
11828 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11829 PRED_NEGATIVE_RETURN): Update outcomes.
11831 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11833 * calls.c (emit_library_call_value_1): Handle partial registers
11834 correctly when building up CALL_INSN_FUNCTION_USAGE.
11836 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11838 * pa/predicates.md (move_src_operand): Allow zero for mode.
11839 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11842 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11845 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11846 *movv2df_internal): Enable pattern only for valid operand
11848 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11849 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11851 2007-02-27 Mike Stump <mrs@apple.com>
11853 * config/darwin-crt3.c: Avoid compilation when compiling for a
11856 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11858 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11860 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11861 for fixed headers and limits.h.
11862 (install-include-dir, install-headers-tar, install-headers-cpio,
11863 install-headers-cp, real-install-headers-tar,
11864 real-install-headers-cpio, real-install-headers-cp): Handle
11865 include-fixed as well as include.
11866 (install-mkheaders): Don't install files that go only in include
11868 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11869 from GCC_INCLUDE_DIR.
11870 * gcc.c (process_command): Remove special -BstageN/ handling.
11871 (do_spec_1): Add include-fixed directories.
11873 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11875 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11877 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11879 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11882 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11884 * c-common.c (get_priority): Add check for
11885 SUPPORTS_INIT_PRIORITY.
11887 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11889 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11891 * config/bfin/bfin.c: Include "cfglayout.h".
11892 (MAX_LSETUP_DISTANCE): New macro.
11893 (struct loop_info): New members incoming, incoming_src and
11894 incoming_dest. Delete member predecessor.
11895 (length_for_loop): New function.
11896 (bfin_optimize_loop): Handle more different loop structures.
11897 (bfin_discover_loop): Rework detection of predecessor blocks by
11898 examining incoming edges.
11899 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11901 (bfin_reorder_loops): New function.
11902 (bfin_reorg_loops): Use these three new functions.
11904 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11905 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11906 (CONSTRAINT_LEN): Add entry for 'q'.
11907 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11908 Add 'q' constraints.
11909 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11910 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11912 * config/bfin/bfin.md (add_with_carry): New pattern.
11913 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11914 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11915 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11916 support unsigned multiplies too. Removed incorrect commutativity from
11917 operand 1 constraint where appropriate.
11918 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11920 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11921 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11923 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11924 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11925 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11926 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11927 usmulhisi_hh_huh): New patterns.
11929 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11930 lshifthi3): Fix output template to use half reg for operand 2.
11932 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11935 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11937 2007-02-27 Andreas Schwab <schwab@suse.de>
11939 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11941 2007-02-27 Jan Hubicka <jh@suse.cz>
11943 * predict.c (last_basic_block_p): Remove.
11944 (tree_estimate_probability): Update return heuristic for commonized
11947 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11949 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11951 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11953 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11954 * doc/cpp.texi: Standardize title page.
11955 * doc/cppinternals.texi: Likewise.
11956 * doc/gcc.texi: Standardize title page, remove version number
11957 from copyright page.
11958 * doc/gccint.texi: Likewise.
11959 * doc/install.texi: Standardize title page, add table of
11962 2007-02-26 Jan Hubicka <jh@suse.cz>
11964 * predict.def: Set outcomes according to more recent results.
11965 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11966 Remove dead predictors.
11967 * predict.c (return_prediction): Fix pasto.
11969 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11971 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11972 change; avoid a memory leak when returning early.
11974 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11976 * c-decl.c (static_ctors): Move to c-common.c.
11977 (static_dtors): Likewise.
11978 (finish_function): Use c_record_cdtor_fn.
11979 (build_cdtor): Move to c-common.c.
11980 (c_write_global_declarations): Use c_build_cdtor_fns.
11981 * c-common.h (static_ctors): Declare.
11982 (static_dtors): Likewise.
11983 (c_record_cdtor_fn): Likewise.
11984 (c_build_cdtor_fns): Likewise.
11985 * c-common.c (static_ctors): New variable.
11986 (static_dtors): Likewise.
11987 (c_record_cdtor_fn): New function.
11988 (build_cdtor): Move from c-decl.c
11989 (c_build_cdtor_fns): New function.
11991 * output.h (assemble_addr_to_section): Declare.
11992 (get_cdtor_priority_section): Likewise.
11993 * varasm.c (assemble_addr_to_section): New function.
11994 (get_cdtor_priority_section): Likewise.
11995 (default_named_section_asm_out_destructor): Use them.
11996 (destor_dtor_section_asm_out_destructor): Likewise.
11997 (default_named_section_asm_out_constructor): Likewise.
11998 (default_ctor_section_asm_out_constructor): Likewise.
11999 * config.gcc (*-*-vxworks*): Include vxworks.o.
12000 * config/t-vxworks (vxworks.o): New target.
12001 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12002 (TARGET_ASM_CONSTRUCTOR): Define.
12003 (TARGET_ASM_DESTRUCTOR): Likewise.
12004 (vxworks_asm_out_constructor): Declare.
12005 (vxworks_asm_out_destructor): Likewise.
12007 * c-common.c (get_priority): Check that we have not just an
12008 INTEGER_CST, but an integer constant with integeral type.
12010 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12012 PR tree-optimization/30938
12013 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12014 use &dt[nargs-1] instead of &dt[nargs] in the call to
12015 vect_is_simple_use().
12017 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12019 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12020 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12021 Do not attempt to handle MEM inside auto-inc expressions.
12022 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12023 of a register modified by an auto-inc expression. However, do handle
12024 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12025 (elimination_effects): Prohibit elimination of a register modified
12026 by an auto-inc expression. Disable register elimination rules whose
12027 target register is modified by an auto-inc expression with variable
12030 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12032 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12034 (array_at_struct_end_p): New function.
12035 (idx_infer_loop_bounds): Use it.
12036 (estimate_numbers_of_iterations_loop): Export.
12037 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12038 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12039 (tree_estimate_probability): Call record_loop_exits.
12040 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12041 (estimated_loop_iterations, estimated_loop_iterations_int,
12042 estimated_loop_iterations_tree): New functions.
12043 (analyze_siv_subscript_cst_affine,
12044 compute_overlap_steps_for_affine_1_2,
12045 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12046 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12047 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12048 (PRED_LOOP_ITERATIONS_GUESSED): New.
12049 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12050 * cfgloop.h (estimate_numbers_of_iterations_loop,
12051 estimated_loop_iterations_int): Declare.
12053 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12055 * doc/extend.texi: Document optional priority argument to
12056 constructors and destructors.
12057 * tree.c (init_priority_for_decl): Adjust GTY markers.
12058 (init_ttree): Use priority-info hash functions for
12059 init_priority_for_decl.
12060 (tree_map_eq): Rename to ...
12061 (tree_map_base_eq): ... this.
12062 (tree_map_marked_p): Rename to ...
12063 (tree_map_base_marked_p): ... this.
12064 (tree_map_base_hash): New function.
12065 (decl_init_priority_lookup): Rework.
12066 (decl_fini_priority_lookup): New function.
12067 (decl_priority_info): New function.
12068 (decl_init_priority_insert): Use it.
12069 (decl_fini_priority_insert): Likewise.
12070 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12072 (decl_restrict_base_insert): Likewise.
12073 (decl_debug_expr_insert): Likewise.
12074 (decl_value_expr_lookup): Likewise.
12075 (decl_value_expr_insert): Likewise.
12076 * tree.h (priority_type): New type.
12077 (decl_init_priority_lookup): Use priority_type.
12078 (decl_fini_priority_lookup): New function.
12079 (decl_init_priority_insert): Use priority_type.
12080 (decl_fini_priority_insert): New function.
12081 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12082 (DECL_INIT_PRIORITY): Likewise.
12083 (SET_DECL_INIT_PRIORITY): Add comment.
12084 (DECL_FINI_PRIORITY): New macro.
12085 (SET_DECL_FINI_PRIORITY): Likewise.
12086 (DEFAULT_INIT_PRIORITY): Document.
12087 (MAX_INIT_PRIORITY): Likewise.
12088 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12089 (tree_map_base): New type.
12090 (tree_map_base_eq): New function.
12091 (tree_map_base_hash): Likewise.
12092 (tree_map_base_marked_p): Likewise.
12093 (tree_map): Inherit from tree_map_base.
12094 (tree_map_eq): Make it a macro.
12095 (tree_map_marked_p): Likewise.
12096 (tree_int_map): Inherit from tree_map_base.
12097 (tree_int_map_eq): Make it a macro.
12098 (tree_int_map_hash): Likewise.
12099 (tree_int_map_marked_p): Likewise.
12100 (tree_priority_map): New type.
12101 (tree_priority_map_eq): New macro.
12102 (tree_priority_map_hash): Likewise.
12103 (tree_priority_map_marked_p): Likewise.
12104 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12106 (emutls_common_1): Likewise.
12107 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12108 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12109 of tree_map hierarchy.
12110 * tree-cfg.c (move_stmt_r): Likewise.
12111 (new_label_mapper): Likewise.
12112 * c-tree.h (c_expand_body): Move to ...
12113 * c-common.h (c_expand_body): ... here.
12114 * c-decl.c (c_expand_body): Move to ...
12115 * c-common.c (c_expand_body): ... here.
12116 (c_common_attribute_table): Allow 1 argument for the constructor
12117 and destructor attributes.
12118 (get_priority): New function.
12119 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12120 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12122 2007-02-24 Jan Hubicka <jh@suse.cz>
12124 PR middle-end/30509
12125 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12126 copying for inlining.
12128 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12129 Jan Hubicka <jh@suse.cz>
12132 * i386.c (counter_mode): New function.
12133 (expand_set_or_movmem_via_loop): Use it.
12134 (expand_movmem_epilogue): Likewise; fix pasto.
12135 (ix86_expand_movmem): Do emit guard even for constant counts.
12136 (ix86_expand_setmem): Likewise.
12138 2007-02-25 Nick Clifton <nickc@redhat.com>
12140 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12141 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12143 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12146 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12147 count argument with 0x10, not with 0x16.
12148 (expand_setmem_epilogue): Ditto.
12150 2007-02-24 Mike Stump <mrs@apple.com>
12152 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12155 2007-02-24 Richard Guenther <rguenther@suse.de>
12157 PR middle-end/30951
12158 * fold-const.c (fold_binary): Fold x +- CST op x for
12159 EQ_EXPR and NE_EXPR.
12161 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12163 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12165 2007-02-24 Jan Hubicka <jh@suse.cz>
12167 * cgraphunit.c (decide_is_function_needed): Honor
12168 -fkeep-inline-functions.
12170 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12172 * builtins.c (fold_builtin_modf): New.
12173 (fold_builtin_2): Use it.
12175 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12177 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12178 (determine_max_iter): Take additional LOOP arg; all callers changed.
12179 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12180 one using simplifications.
12181 (simplify_using_initial_values): Return if the expression becomes
12182 invalid due to altered regs.
12184 2007-02-23 DJ Delorie <dj@redhat.com>
12186 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12188 2007-02-23 Mike Stump <mrs@apple.com>
12190 * tlink.c (scan_linker_output): Parse linker messages from
12191 darwin9's linker better.
12193 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12196 * varpool.c (varpool_assemble_pending_decls): Set
12197 varpool_last_needed_node to null.
12199 2007-02-23 DJ Delorie <dj@redhat.com>
12201 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12202 alignment bigger than the object file can handle.
12204 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12207 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12208 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12209 (*movsf_1): Penalize MMX moves.
12211 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12213 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12214 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12216 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12218 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12220 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12221 (fold_builtin_1): Use them.
12222 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12223 BUILT_IN_SIGNIFICAND.
12225 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12227 * config/i386/i386.c (bdesc_1arg): Initialize
12228 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12229 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12230 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12231 and IX86_BUILTIN_MOVSLDUP.
12233 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12235 PR rtl-optimization/30841
12236 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12238 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12240 * builtins.c (fold_builtin_frexp): New.
12241 (fold_builtin_2): Use it.
12243 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12245 * doc/invoke.texi (Spec Files): Document getenv spec function.
12247 * gcc.c (getenv_spec_function): New function.
12248 (static_spec_functions): Add it.
12249 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12250 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12253 2007-02-22 Michael Matz <matz@suse.de
12256 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12257 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12259 2007-02-22 Ian Lance Taylor <iant@google.com>
12262 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12263 (mem_loc_descriptor): Call it.
12265 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12266 Ira Rosen <irar@il.ibm.com>
12268 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12270 2007-02-22 Ira Rosen <irar@il.ibm.com>
12272 PR tree-optimization/30843
12273 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12274 stores only after all the group is vectorized.
12276 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12278 PR tree-optimization/30858
12279 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12280 in the reduction cycle have a single use in the loop.
12281 * tree-vectorizer.h (relevant): Add documentation.
12283 2007-02-20 Mike Stump <mrs@apple.com>
12285 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12286 * configure: Regenerate.
12288 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12290 Change the defaults of some parameters and options.
12291 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12292 * config/spu/spu.c (spu_optimization_options): Add.
12293 (spu_override_options): Change params in spu_optimization_options.
12294 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12296 Register 127 is only 16 byte aligned when used as a frame pointer.
12297 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12298 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12299 HARD_FRAME_POINTER_REGNUM.
12300 (spu_legitimate_address): Use regno_aligned_for_reload.
12301 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12302 aligned when frame_pointer_needed is true.
12303 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12305 * config/spu/spu.h (INIT_EXPANDERS): Define.
12307 Make sure shift and rotate instructions have valid immediate operands.
12308 * config/spu/predicates.md (spu_shift_operand): Remove.
12309 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12310 * config/spu/constraints.md (W, O): Extend range.
12311 * config/spu/spu.md (umask, nmask): Define.
12312 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12313 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12314 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12315 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12316 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12317 (lshr<mode>3_reg): Fix rtl description.
12319 Make sure mulhisi immediate operands are valid.
12320 * config/spu/predicates.md (imm_K_operand): Add.
12321 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12323 Generate constants using fsmbi and andi.
12324 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12325 (print_operand, spu_split_immediate, classify_immediate,
12326 fsmbi_const_p): Handle IC_FSMBI2.
12328 Correctly handle a CONST_VECTOR containing symbols.
12329 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12330 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12331 (immediate_load_p): Allow symbols that use 2 instructions to create.
12332 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12333 with symbols when flag_pic is set.
12334 (const_vector_immediate_p): New.
12335 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12336 accept a CONST_VECTOR with symbols.
12337 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12338 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12340 * config/spu/spu.md (high, low): Delete.
12341 (low_<mode>): Define.
12343 Remove INTRmode and INTR_REGNUM, which didn't work.
12344 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12346 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12347 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12348 peephole2 pattern): Don't use INTR or 131.
12349 (movintrcc): Delete.
12350 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12351 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12352 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12353 (UNSPEC_SET_INTR): Add.
12354 * config/spu/spu-modes.def (INTR): Remove.
12356 More accurate warnings about run-time relocations.
12357 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12359 Correctly warn about immediate arguments to specific intrinsics.
12360 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12361 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12362 the instruction predicate.
12364 Fix tree check errors with latest update.
12365 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12367 (spu_expand_builtin): Use CALL_EXPR_FN.
12369 Add missing specific intrinsics.
12370 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12372 * config/spu/spu_internals.h: Ditto.
12374 Fix incorrect operand modifiers.
12375 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12376 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12378 Optimize one case of zero_extend of a vec_select.
12379 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12381 Accept any immediate for hbr.
12382 * config/spu/spu.md (hbr): Change s constraints to i.
12384 2007-02-21 Paul Brook <paul@codesourcery.com>
12386 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12387 condexec_count when skipping USE and CLOBBER.
12389 2007-02-21 Nick Clifton <nickc@redhat.com>
12391 * common.opt (Warray-bounds): Add Warning attribute.
12392 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12394 (fsized-zeroes): Add Optimization attribute.
12395 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12396 * c.opt (Wc++0x-compat): Add Warning attribute.
12398 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12400 PR middle-end/30761
12401 * reload1.c (eliminate_regs_in_insn): In the single_set special
12402 case, attempt to re-recognize the insn before falling back to
12403 having reload fix it up.
12405 2007-02-20 Eric Christopher <echristo@gmail.com>
12407 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12408 Rewrite accordingly.
12409 (frv_read_iacc_argument): Ditto.
12410 (frv_expand_set_builtin): Take a call instead of arglist, update for
12412 (frv_expand_unop_builtin): Ditto.
12413 (frv_expand_binop_builtin): Ditto.
12414 (frv_expand_cut_builtin): Ditto.
12415 (frv_expand_binopimm_builtin): Ditto.
12416 (frv_expand_voidbinop_builtin): Ditto.
12417 (frv_expand_int_void2arg): Ditto.
12418 (frv_expand_prefetches): Ditto.
12419 (frv_expand_voidtriop_builtin): Ditto.
12420 (frv_expand_voidaccop_builtin): Ditto.
12421 (frv_expand_load_builtin): Ditto.
12422 (frv_expand_store_builtin): Ditto.
12423 (frv_expand_mdpackh_builtin): Ditto.
12424 (frv_expand_mclracc_builtin): Ditto.
12425 (frv_expand_mrdacc_builtin): Ditto.
12426 (frv_expand_mwtacc_builtin): Ditto.
12427 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12430 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12432 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12433 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12435 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12436 point instructions.
12437 * configure: Regenerate.
12438 * config.in: Regenerate.
12439 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12440 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12441 masks to power6 and power6x and to POWERPC_MASKS.
12442 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12444 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12445 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12446 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12447 Access PROTOTYPE as variable, not mask.
12449 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12451 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12452 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12453 * combine.c (adjust_for_new_dest): Use it.
12454 * postreload.c (reload_combine): Likewise.
12456 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12458 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12459 notes on an insn with multiple sets, even if single_set returns
12460 non-NULL for that insn.
12462 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12464 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12465 scalbn and scalbln.
12467 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12469 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12470 if user didn't pass it.
12471 * config/i386/darwin.h (CC1_SPEC): Likewise.
12472 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12473 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12474 -mmacosx-version-min.
12476 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12477 Uros Bizjak <ubizjak@gmail.com>
12479 * optabs.h (enum optab_index): Add new OTI_scalb.
12480 (scalb_optab): Define corresponding macro.
12481 * optabs.c (init_optabs): Initialize scalb_optab.
12482 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12484 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12485 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12486 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12487 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12488 flag_unsafe_math_optimizations is set.
12490 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12491 to implement scalbf, scalb and scalbl built-ins as inline x87
12494 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12495 DJ Delorie <dj@redhat.com>
12498 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12499 (diagnostic_report_diagnostic): ... here, and turn them into real
12500 errors. If warnings are inhibited, no need to do anything.
12502 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12504 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12505 better code generation.
12507 2007-02-20 Ben Elliston <bje@au.ibm.com>
12509 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12511 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12513 * config/alpha/alpha.c, config/alpha/alpha.md,
12514 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12515 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12516 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12517 config/arm/lib1funcs.asm: Follow spelling conventions.
12519 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12520 config/fr30/fr30.md, config/i386/i386.h,
12521 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12522 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12523 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12524 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12525 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12526 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12527 config/sparc/sparc.c, config/sparc/sparc.h,
12528 config/sparc/sparc.md, config/spu/constraints.md,
12529 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12532 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12535 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12538 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12540 * doc/invoke.texi (-ftree-lrs): Remove.
12542 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12544 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12547 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12549 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12550 new CALL_EXPR_FN macro for retrieving the function
12551 declaration of the input expression.
12553 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12555 * c.opt (Waddress): New.
12556 * common.opt (Walways-true): Delete.
12557 (Wstring-literal-comparison): Delete.
12558 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12559 -Wstring-literal-comparison. Add -Waddress.
12561 (Walways-true): Delete.
12562 (Wstring-literal-comparison): Delete.
12563 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12564 consistently instead of -Walways-true in example.
12565 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12566 * c-typeck.c (parser_build_binary_op): Replace
12567 -Wstring-literal-comparison and -Walways-true with -Waddress.
12568 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12571 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12573 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12574 without DECL_STRUCT_FUNCTION initialized.
12576 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12578 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12579 due to calls to functions taking pointers as parameters.
12581 2007-02-19 Richard Henderson <rth@redhat.com>
12584 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12587 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12589 * config/s390/s390.c (s390_call_saved_register_used,
12590 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12591 accessed to the new scheme.
12593 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12595 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12596 (cris_print_index, cris_print_operand, cris_print_operand_address)
12597 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12598 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12599 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12600 GET_CODE () == xxx.
12601 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12602 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12603 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12604 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12605 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12606 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12607 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12608 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12609 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12610 (uminsi3, call, call_value): Ditto.
12611 (define_split: indir_to_reg_split, unnamed): Ditto.
12613 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12615 PR tree-optimization/30975
12616 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12619 2007-02-18 Eric Christopher <echristo@gmail.com>
12621 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12622 Remove use of arglist.
12623 (mips_expand_builtin): Remove use of arglist, pass in expr.
12624 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12625 (mips_expand_builtin_movtf): Ditto.
12626 (mips_expand_builtin_compare): Ditto.
12628 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12630 * tree-sra.c (sra_build_assignment): Replace assertion
12631 checking with a comment explaining why it can't be done.
12633 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12635 PR middle-end/30833
12636 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12637 during CALL_EXPR representation conversion.
12638 * tree-ssa-propagate.c (set_rhs): Likewise.
12640 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12642 * tree-sra.c (sra_build_assignment): Disable assertion checking
12645 2007-02-18 Roger Sayle <roger@eyesopen.com>
12647 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12648 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12649 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12651 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12652 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12653 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12654 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12655 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12656 force_gimple_operand): Likewise.
12657 * ipa-cp.c (constant_val_insert): Likewise.
12658 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12659 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12660 perfect_nestify): Likewise.
12661 * langhooks.c (lhd_omp_assignment): Likewise.
12662 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12663 lower_copyprivate_clauses, lower_send_clauses,
12664 lower_send_shared_vars, expand_parallel_call,
12665 expand_omp_for_generic, expand_omp_for_static_nochunk,
12666 expand_omp_for_static_chunk, expand_omp_sections,
12667 lower_omp_single_copy, lower_omp_for_lastprivate,
12668 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12669 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12670 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12673 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12675 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12676 config/sh/sh.md: Follow spelling conventions.
12678 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12679 config/frv/predicates.md: Follow spelling conventions.
12681 * config/m68k/linux-unwind.h: Fix a comment typo.
12682 * target.h: Follow spelling conventions.
12684 2007-02-18 Roger Sayle <roger@eyesopen.com>
12686 PR rtl-optimization/28173
12687 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12688 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12689 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12690 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12691 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12693 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12695 * builtins.c (fold_builtin_load_exponent): New.
12696 (fold_builtin_2): Use it.
12698 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12700 PR rtl-optimization/30773
12701 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12702 if we fail to attach a REG_EQUIV note.
12704 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12705 Roger Sayle <roger@eyesopen.com>
12707 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12709 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12711 * calls.c (initialize_argument_information): Pass original EXP
12712 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12713 code to split complex arguments here, as part of initializing the
12715 (expand_call): Remove code that builds a list of arguments and
12716 inserts implicit arguments into it. Instead, just count how many
12717 implicit arguments there will be so we can determine the size of
12718 the ARGS array, and let initialize_argument_information do the work.
12719 (split_complex_values): Delete unused function.
12721 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12723 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12725 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12727 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12728 for arg pointer based indexed addressing.
12730 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12732 * config/ia64/ia64.h, config/ia64/ia64.md,
12733 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12734 spelling conventions.
12736 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12738 * config/m68k/m68k.c (split_di): New.
12739 * config/m68k/m68k-protos.h: Declare split_di.
12740 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12741 Improve predicate handling and split constant shifts.
12743 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12745 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12746 parameter for register bitfield operations, general predicates
12749 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12751 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12752 * config/m68k/linux-unwind.h: New file.
12754 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12756 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12757 config/i386/athlon.md, config/ia64/ia64.md,
12758 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12759 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12760 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12761 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12762 tree-vect-transform.c: Fix comment typos.
12764 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12766 * sched-deps.c (find_insn_list): Remove.
12767 * sched-int.h: Remove the prototype for find_insn_list.
12769 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12771 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12773 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12774 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12775 darwin_rs6000_override_options.
12776 (C_COMMON_OVERRIDE_OPTIONS): Expect
12777 darwin_macosx_version_min to be non-NULL always.
12778 (TARGET_C99_FUNCTIONS): Likewise.
12779 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12780 (DARWIN_MINVERSION_SPEC): New.
12781 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12782 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12784 (DARWIN_MINVERSION_SPEC): New.
12785 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12787 * config/darwin-c.c (darwin_cpp_builtins): Expect
12788 darwin_macosx_version_min to be non-NULL always.
12790 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12792 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12794 * config/i386/i386.h (x86_use_xchgb): New.
12795 (TARGET_USE_XCHGB): New macro.
12796 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12797 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12798 Split after reload into bswaphi for shifts of 8.
12799 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12800 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12801 or when optimizing for size.
12803 2007-02-16 Richard Guenther <rguenther@suse.de>
12804 Christian Bruel <christian.bruel@st.com>
12806 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12807 DECLs but prefer SSA_NAMEs over DECLs.
12809 2007-02-16 Richard Guenther <rguenther@suse.de>
12811 * tree-flow-inline.h (single_imm_use_p): Remove.
12812 (zero_imm_uses_p): Likewise.
12813 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12814 instead of single_imm_use_p.
12815 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12818 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12821 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12822 nested double- and backquotes.
12824 2007-02-15 Roger Sayle <roger@eyesopen.com>
12826 PR middle-end/30391
12827 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12828 should be unreachable.
12829 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12830 For the time being redirect GIMPLE_MODIFY_STMT to the new
12831 (renamed) build_gimple_modify_stmt_stat.
12832 (build2_gimple_stat): Rename to...
12833 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12834 Always build a GIMPLE_MODIFY_STMT node.
12835 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12836 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12839 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12840 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12841 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12842 expand_complex_div_wide): Likewise.
12843 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12844 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12845 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12846 * tree-ssa-loop-manip.c (create_iv): Likewise.
12847 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12848 abs_replacement): Likewise.
12849 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12850 realify_fake_stores): Likewise.
12852 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12853 node rather than a GIMPLE_MODIFY_STMT node.
12854 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12855 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12857 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12858 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12859 GIMPLE_MODIFY_STMT.
12861 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12863 PR middle-end/30433
12864 * fold-const.c (fold_comparison): Add back the
12865 folding of constant complex comparisions.
12867 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12869 PR middle-end/30729
12870 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12871 effects unknown to this function, return early.
12873 2007-02-15 Ian Lance Taylor <iant@google.com>
12875 * lower-subreg.c (move_eh_region_note): New static function.
12876 (resolve_simple_move): Call it.
12877 (decompose_multiword_subregs): Track blocks for which we resolve a
12878 simple move which is also a control flow insn. Pass them to
12879 find_many_sub_basic_blocks.
12880 (pass_lower_subreg): Add TODO_verify_flow.
12881 (pass_lower_subreg2): Likewise.
12883 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12884 Brooks Moses <brooks.moses@codesourcery.com>
12885 Lee Millward <lee.millward@codesourcery.com>
12887 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12888 (VL_EXP_CLASS_P): New.
12889 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12891 (TREE_OPERAND_CHECK_CODE): Likewise.
12892 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12893 (TREE_RTL_OPERAND_CHECK): Likewise.
12894 (tree_operand_check_failed): Make second parameter the whole tree
12895 instead of its code. Fixed callers.
12896 (VL_EXP_CHECK): New.
12897 (TREE_OPERAND_LENGTH): New.
12898 (VL_EXP_OPERAND_LENGTH): New.
12899 (CALL_EXPR_FN): New.
12900 (CALL_EXPR_STATIC_CHAIN): New.
12901 (CALL_EXPR_ARGS): New.
12902 (CALL_EXPR_ARG): New.
12903 (call_expr_nargs): New.
12904 (CALL_EXPR_ARGP): New.
12905 (build_nt_call_list): Declare.
12906 (build_vl_exp_stat): Declare.
12907 (build_vl_exp): New.
12908 (build_call_list): Declare.
12909 (build_call_nary): Declare.
12910 (build_call_valist): Declare.
12911 (build_call_array): Declare.
12912 (call_expr_arg): Declare.
12913 (call_expr_argp): Declare.
12914 (call_expr_arglist): Declare.
12915 (fold_build_call_list): Declare.
12916 (fold_build_call_list_initializer): Declare.
12917 (fold_call_expr): Declare to replace fold_builtin.
12918 (fold_builtin_fputs): Update to agree with modified definition.
12919 (fold_builtin_strcpy): Likewise.
12920 (fold_builtin_strncpy): Likewise.
12921 (fold_builtin_memory_chk): Likewise.
12922 (fold_builtin_stxcpy_chk): Likewise.
12923 (fold_builtin_strncpy_chk): Likewise.
12924 (fold_builtin_next_arg): Likewise.
12925 (fold_build_call_expr): Declare.
12926 (fold_builtin_call_list): Declare.
12927 (fold_builtin_call_valist): Declare.
12928 (build_call_expr): Declare.
12929 (validate_arglist): Update to agree with modified definition.
12930 (tree_operand_length): New.
12931 (call_expr_arg_iterator): New.
12932 (init_call_expr_arg_iterator): New.
12933 (next_call_expr_arg): New.
12934 (first_call_expr_arg): New.
12935 (more_call_expr_args_p): New.
12936 (FOR_EACH_CALL_EXPR_ARG): New.
12938 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12939 and tcc_gimple_stmt.
12940 (tree_code_size): Update documentation. Use sizeof (tree) rather
12941 than sizeof (char *).
12942 (tree_size): Likewise. Add case for tcc_vl_exp.
12943 (tree_node_structure): Add case for tcc_vl_exp.
12944 (contains_placeholder_p): Likewise.
12945 (substitute_in_expr): Likewise.
12946 (substitute_placeholder_in_expr): Likewise.
12947 (stabilize_reference_1): Likewise.
12948 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12949 to diagnose breakage of this interface for constructing CALL_EXPRs.
12950 (build_nt): Add similar assertion here.
12951 (build_nt_call_list): New.
12952 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12953 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12955 (get_callee_fndecl): Use new CALL_EXPR accessors.
12956 (tree_operand_check_failed): Change parameters to pass entire node
12957 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12958 (process_call_operands): New.
12959 (build_vl_exp_stat): New.
12960 (build_call_list): New.
12961 (build_call_nary): New.
12962 (build_call_valist): New.
12963 (build_call_array): New.
12964 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12965 (call_expr_arglist): New.
12967 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12968 tcc_vl_exp instead of a fixed-size tcc_expression.
12970 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12971 accessors for CALL_EXPRs.
12972 (AGGR_INIT_EXPR): Likewise.
12974 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12975 Brooks Moses <brooks.moses@codesourcery.com>
12976 Lee Millward <lee.millward@codesourcery.com>
12978 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12979 (expand_builtin_nonlocal_goto): Change parameter to be entire
12980 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12981 (expand_builtin_prefetch): Likewise.
12982 (expand_builtin_classify_type): Likewise.
12983 (mathfn_built_in): Return NULL_TREE instead of 0.
12984 (expand_errno_check): Use new CALL_EXPR accessors.
12985 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12986 Return NULL_RTX instead of 0.
12987 (expand_builtin_mathfn_2): Likewise.
12988 (expand_builtin_mathfn_3): Likewise.
12989 (expand_builtin_interclass_mathfn): Likewise.
12990 (expand_builtin_sincos): Likewise.
12991 (expand_builtin_cexpi): Likewise.
12992 (expand_builtin_int_roundingfn): Likewise.
12993 (expand_builtin_int_roundingfn_2): Likewise.
12994 (expand_builtin_pow): Likewise.
12995 (expand_builtin_powi): Likewise.
12996 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12997 of arglist, fixing callers appropriately. Use new CALL_EXPR
12998 accessors and constructors. Return NULL_RTX instead of 0.
12999 (expand_builtin_strstr): Likewise.
13000 (expand_builtin_strchr): Likewise.
13001 (expand_builtin_strrchr): Likewise.
13002 (expand_builtin_strpbrk): Likewise.
13003 (expand_builtin_memcpy): Likewise.
13004 (expand_builtin_mempcpy): Likewise.
13005 (expand_builtin_mempcpy_args): New.
13006 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13007 (expand_builtin_memmove_args): New.
13008 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13009 (expand_movstr): Likewise.
13010 (expand_builtin_strcpy): Likewise.
13011 (expand_builtin_strcpy_args): New.
13012 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13013 (expand_builtin_strncpy): Likewise.
13014 (expand_builtin_memset): Likewise.
13015 (expand_builtin_memset_args): New.
13016 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13017 (expand_builtin_memcmp): Likewise.
13018 (expand_builtin_strcmp): Likewise.
13019 (expand_builtin_strncmp): Likewise.
13020 (expand_builtin_strcat): Likewise.
13021 (expand_builtin_strncat): Likewise.
13022 (expand_builtin_strspn): Likewise.
13023 (expand_builtin_strcspn): Likewise.
13024 (expand_builtin_args_info): Likewise.
13025 (expand_builtin_va_start): Likewise.
13026 (gimplify_va_arg_expr): Likewise.
13027 (expand_builtin_va_end): Likewise.
13028 (expand_builtin_va_copy): Likewise.
13029 (expand_builtin_frame_address): Likewise.
13030 (expand_builtin_alloca): Likewise.
13031 (expand_builtin_bswap): Likewise.
13032 (expand_builtin_unop): Likewise.
13033 (expand_builtin_fputs): Likewise.
13034 (expand_builtin_expect): Likewise.
13035 (expand_builtin_fabs): Likewise.
13036 (expand_builtin_copysign): Likewise.
13037 (expand_builtin_printf): Likewise.
13038 (expand_builtin_fprintf): Likewise.
13039 (expand_builtin_sprintf): Likewise.
13040 (expand_builtin_init_trampoline): Likewise.
13041 (expand_builtin_signbit): Likewise.
13042 (expand_builtin_fork_or_exec): Likewise.
13043 (expand_builtin_sync_operation): Likewise.
13044 (expand_builtin_compare_and_swap): Likewise.
13045 (expand_builtin_lock_test_and_set): Likewise.
13046 (expand_builtin_lock_release): Likewise.
13047 (expand_builtin): Likewise.
13048 (builtin_mathfn_code): Likewise.
13050 (fold_builtin_constant_p): Pass call arguments individually instead
13051 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13052 accessors and constructors. Return NULL_TREE instead of 0.
13053 (fold_builtin_expect): Likewise.
13054 (fold_builtin_classify_type): Likewise.
13055 (fold_builtin_strlen): Likewise.
13056 (fold_builtin_nan): Likewise.
13057 (integer_valued_real_p): Likewise.
13058 (fold_trunc_transparent_mathfn): Likewise.
13059 (fold_fixed_mathfn): Likewise.
13060 (fold_builtin_cabs): Likewise.
13061 (fold_builtin_sqrt): Likewise.
13062 (fold_builtin_cbrt): Likewise.
13063 (fold_builtin_cos): Likewise.
13064 (fold_builtin_cosh): Likewise.
13065 (fold_builtin_tan): Likewise.
13066 (fold_builtin_sincos): Likewise.
13067 (fold_builtin_cexp): Likewise.
13068 (fold_builtin_trunc): Likewise.
13069 (fold_builtin_floor): Likewise.
13070 (fold_builtin_ceil): Likewise.
13071 (fold_builtin_round): Likewise.
13072 (fold_builtin_int_roundingfn): Likewise.
13073 (fold_builtin_bitop): Likewise.
13074 (fold_builtin_bswap): Likewise.
13075 (fold_builtin_logarithm): Likewise.
13076 (fold_builtin_hypot): Likewise.
13077 (fold_builtin_pow): Likewise.
13078 (fold_builtin_powi): Likewise.
13079 (fold_builtin_exponent): Likewise.
13080 (fold_builtin_memset): Likewise.
13081 (fold_builtin_bzero): Likewise.
13082 (fold_builtin_memory_op): Likewise.
13083 (fold_builtin_bcopy): Deleted; call site changed to invoke
13084 fold_builtin_memory_op directly.
13085 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13086 (fold_builtin_strncpy): Likewise.
13087 (fold_builtin_memcmp): Likewise.
13088 (fold_builtin_strcmp): Likewise.
13089 (fold_builtin_strncmp): Likewise.
13090 (fold_builtin_signbit): Likewise.
13091 (fold_builtin_copysign): Likewise.
13092 (fold_builtin_isascii): Likewise.
13093 (fold_builtin_toascii): Likewise.
13094 (fold_builtin_isdigit): Likewise.
13095 (fold_builtin_fabs): Likewise.
13096 (fold_builtin_abs): Likewise.
13097 (fold_builtin_fmin_fmax): Likewise.
13098 (fold_builtin_carg): Likewise.
13099 (fold_builtin_classify): Likewise.
13100 (fold_builtin_unordered_cmp): Likewise.
13102 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13103 New functions split out from fold_builtin_1.
13104 (fold_builtin_n): New.
13105 (fold_builtin_varargs): New.
13106 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13108 (fold_call_expr): New.
13109 (build_function_call_expr): Rewrite to use new helper function.
13110 (fold_builtin_call_list): New.
13111 (build_call_expr): New.
13112 (fold_builtin_call_valist): New.
13113 (rewrite_call_expr): New.
13114 (validate_arg): New.
13115 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13116 of an arglist. Change return type to bool. Use new CALL_EXPR
13119 (fold_builtin_strstr): Pass call arguments individually instead
13120 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13121 accessors and constructors. Return NULL_TREE instead of 0.
13122 (fold_builtin_strchr): Likewise.
13123 (fold_builtin_strrchr): Likewise.
13124 (fold_builtin_strpbrk): Likewise.
13125 (fold_builtin_strcat): Likewise.
13126 (fold_builtin_strncat): Likewise.
13127 (fold_builtin_strspn): Likewise.
13128 (fold_builtin_strcspn): Likewise.
13129 (fold_builtin_fputs): Likewise.
13130 (fold_builtin_next_arg): Likewise.
13131 (fold_builtin_sprintf): Likewise.
13133 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13134 NULL_RTX instead of 0.
13135 (expand_builtin_memory_chk): Likewise.
13136 (maybe_emit_chk_warning): Likewise.
13137 (maybe_emit_sprintf_chk_warning): Likewise.
13139 (fold_builtin_object_size): Pass call arguments individually instead
13140 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13141 accessors and constructors. Return NULL_TREE instead of 0.
13142 (fold_builtin_memory_chk): Likewise.
13143 (fold_builtin_stxcpy_chk): Likewise.
13144 (fold_builtin_strncpy_chk): Likewise.
13145 (fold_builtin_strcat_chk): Likewise.
13146 (fold_builtin_strcat_chk): Likewise.
13147 (fold_builtin_strncat_chk): Likewise.
13148 (fold_builtin_sprintf_chk): Likewise.
13149 (fold_builtin_snprintf_chk): Likewise.
13150 (fold_builtin_printf): Likewise.
13151 (fold_builtin_vprintf): Likewise.
13153 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13155 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13156 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13157 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13158 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13159 (fold_unary): Likewise.
13160 (fold_binary): Likewise.
13161 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13162 ternary expressions.
13163 (fold): Add logic for tcc_vl_exp.
13164 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13165 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13166 (fold_build3_stat): Add assertion to flag broken interface for
13167 constructing CALL_EXPRs.
13168 (fold_build_call_list): New.
13169 (fold_build_call_list_initializer): New.
13170 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13172 (fold_strip_sign_ops): Likewise.
13174 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13175 Brooks Moses <brooks.moses@codesourcery.com>
13176 Lee Millward <lee.millward@codesourcery.com>
13178 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13179 accessors and dump arguments explicitly.
13181 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13183 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13185 (print_call_name): Use new CALL_EXPR accessors.
13187 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13188 CALL_EXPR arguments explicitly instead of as a list. Use
13189 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13191 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13192 (vrp_visit_stmt): Likewise.
13194 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13195 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13197 (force_move_till_expr): Likewise.
13199 * targhooks.c (default_external_stack_protect_fail): Use
13200 build_call_expr instead of build_function_call_expr.
13201 (default_hidden_stack_protect_fail): Likewise.
13203 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13206 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13207 and walk arguments explicitly.
13209 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13210 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13211 (expand_simple_operations): Likewise.
13212 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13214 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13215 of TREE_CODE_LENGTH.
13216 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13218 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13219 instead of TREE_CODE_LENGTH.
13221 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13222 (tree_ic_transform): Likewise.
13223 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13224 parameter instead of arglist. Fix callers.
13225 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13226 (tree_stringops_transform): Likewise.
13227 (tree_indirect_call_to_profile): Likewise.
13228 (tree_stringops_values_to_profile): Likewise.
13230 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13231 (eliminate_tail_call): Likewise.
13233 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13235 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13236 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13238 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13240 * omp-low.c (build_omp_barrier): Use build_call_expr.
13241 (lower_rec_input_clauses): Likewise.
13242 (lower_reduction_clauses): Likewise.
13243 (expand_parallel_call): Likewise.
13244 (maybe_catch_exception): Likewise.
13245 (expand_omp_for_generic): Likewise.
13246 (expand_omp_for_static_nochunk): Likewise.
13247 (expand_omp_sections): Likewise.
13248 (lower_omp_single_simple): Likewise.
13249 (lower_omp_single_copy): Likewise.
13250 (lower_omp_master): Likewise.
13251 (lower_omp_ordered): Likewise.
13252 (lower_omp_critical): Likewise.
13254 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13255 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13257 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13258 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13259 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13261 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13262 and generalize to handle any number of operands.
13263 (chrec_contains_undetermined): Likewise.
13264 (tree_contains_chrecs): Likewise.
13265 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13267 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13269 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13270 fold_call_expr instead of fold_builtin.
13271 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13272 match declarations there.
13273 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13276 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13277 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13279 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13280 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13282 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13285 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13286 (execute_cse_sincos): Use new CALL_EXPR accessors.
13288 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13290 * gimple-low.c (lower_function_body): Use build_call_expr.
13291 (lower_builtin_setjmp): Likewise.
13293 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13294 (set_storage_via_libcall): Likewise.
13295 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13296 instead of TREE_CODE_LENGTH.
13297 (expand_expr_real_1): Use new CALL_EXPR accessors.
13299 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13300 generalize to handle any number of operands.
13301 (TB_parent_eq): Likewise.
13303 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13304 (strip_builtin_expect): Likewise.
13306 * function.c (gimplify_parameters): Use build_call_expr.
13308 * tree-vectorizer.c (vect_is_simple_reduction): Use
13309 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13311 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13312 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13314 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13317 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13318 (gimplify_decl_expr): Likewise.
13319 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13320 Use new CALL_EXPR iterators.
13321 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13322 (gimplify_modify_expr_to_memset): Likewise.
13323 (gimplify_variable_sized_compare): Likewise.
13324 (gimplify_omp_atomic_fetch_op): Likewise.
13325 (gimplify_omp_atomic_pipeline): Likewise.
13326 (gimplify_omp_atomic_mutex): Likewise.
13327 (gimplify_function_tree): Likewise.
13329 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13330 (call_expr_flags): Likewise.
13331 (expand_call): Likewise.
13333 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13334 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13337 * coverage.c (create_coverage): Use build_call_expr.
13339 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13340 (temp_call_expr_obstack): New.
13341 (pool_copy_list): Delete.
13342 (temp_copy_call_expr): New.
13343 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13344 CALL_EXPR accessors. Get rid of special goo for copying argument
13345 lists and use temp_copy_call_expr instead.
13346 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13347 CALL_EXPR accessors.
13348 (create_expression_by_pieces): Likewise. Use build_call_array
13349 to construct the result instead of fold_build3.
13350 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13351 dealing with argument lists.
13352 (init_pre): Remove references to expression_node_pool and
13353 list_node_pool. Init temp_call_expr_obstack instead.
13354 (fini_pre): Remove references to expression_node_pool and
13357 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13358 and walk arguments explicitly instead of as a list.
13360 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13361 (mx_register_decls): Likewise.
13362 (mudflap_register_call): Likewise.
13363 (mudflap_finish_file): Likewise.
13365 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13366 (ipa_callsite_compute_param): Likewise.
13368 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13369 accessors and constructor.
13371 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13372 accessors and constructor.
13373 (convert_tramp_reference): Likewise.
13374 (convert_call_expr): Likewise.
13375 (finalize_nesting_tree_1): Likewise.
13377 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13380 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13382 * tree-inline.c (initialize_inlined_parameters): Pass entire
13383 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13385 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13386 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13388 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13389 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13390 (vectorizable_reduction): Likewise.
13391 (vectorizable_call): Use new CALL_EXPR iterators.
13392 (vectorizable_conversion): Use build_call_expr.
13393 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13394 (vect_gen_widened_results_half): Use build_call_expr.
13395 (vect_setup_realignment): Likewise.
13396 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13398 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13399 (pass_through_call): Likewise.
13400 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13403 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13404 (tree_gen_pow2_profiler): Likewise.
13405 (tree_gen_one_value_profiler): Likewise.
13406 (tree_gen_ic_func_profiler): Likewise.
13407 (tree_gen_average_profiler): Likewise.
13408 (tree_gen_ior_profiler): Likewise.
13410 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13411 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13412 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13414 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13415 of TREE_CODE_LENGTH.
13417 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13418 of TREE_CODE_LENGTH.
13420 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13422 (convert_to_integer): Likewise.
13424 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13427 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13428 Brooks Moses <brooks.moses@codesourcery.com>
13429 Lee Millward <lee.millward@codesourcery.com>
13431 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13433 * config/frv/frv.c (frv_expand_builtin): Likewise.
13434 * config/s390/s390.c (s390_expand_builtin): Likewise.
13436 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13437 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13439 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13440 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13441 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13442 (ix86_expand_store_builtin): Likewise.
13443 (ix86_expand_unop_builtin): Likewise.
13444 (ix86_expand_unop1_builtin): Likewise.
13445 (ix86_expand_sse_compare): Likewise.
13446 (ix86_expand_sse_comi): Likewise.
13447 (ix86_expand_vec_init_builtin): Likewise.
13448 (ix86_expand_vec_ext_builtin): Likewise.
13449 (ix86_expand_vec_set_builtin): Likewise.
13450 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13452 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13453 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13455 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13456 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13457 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13459 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13461 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13462 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13463 arglist. Use new CALL_EXPR accessors. Fix callers.
13464 (altivec_expand_abs_builtin): Likewise.
13465 (rs6000_expand_binop_builtin): Likewise.
13466 (altivec_expand_predicate_builtin): Likewise.
13467 (altivec_expand_lv_builtin): Likewise.
13468 (spe_expand_stv_builtin): Likewise.
13469 (altivec_expand_stv_builtin): Likewise.
13470 (rs6000_expand_ternop_builtin): Likewise.
13471 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13472 (altivec_expand_st_builtin): Likewise.
13473 (altivec_expand_dst_builtin): Likewise.
13474 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13475 arglist. Use new CALL_EXPR accessors. Fix callers.
13476 (altivec_expand_vec_set_builtin): Likewise.
13477 (altivec_expand_vec_ext_builtin): Likewise.
13478 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13479 (spe_expand_builtin): Likewise.
13480 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13481 arglist. Use new CALL_EXPR accessors. Fix callers.
13482 (spe_expand_evsel_builtin): Likewise.
13483 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13484 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13486 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13487 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13488 (arm_expand_unop_builtin): Likewise.
13489 (arm_expand_builtin): Use new CALL_EXPR accessors.
13491 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13494 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13495 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13497 (bfin_expand_unop_builtin): Likewise.
13498 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13500 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13501 Brooks Moses <brooks.moses@codesourcery.com>
13502 Lee Millward <lee.millward@codesourcery.com>
13504 * c-semantics.c (build_stmt): Add internal diagnostic check.
13506 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13507 accessors. Print arguments explicitly instead of as a list.
13509 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13511 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13512 (c_finish_omp_flish): Likewise.
13514 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13515 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13516 instead of TREE_CODE_LENGTH.
13517 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13518 (c_warn_unused_result): Likewise.
13520 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13523 * doc/invoke.texi (Warning Options): Remove
13524 -Werror-implicit-function-declaration.
13525 (Wimplicit-function-declaration): Update description.
13526 * opts.c (common_handle_option): Move handling of -Werror=* to...
13527 (enable_warning_as_error): ...here.
13528 * opts.h (enable_warning_as_error): Declare.
13529 * c-decl.c (implicit_decl_warning): Unless
13530 -Wno-implicit-function-declaration is given, emit a pedwarn if
13531 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13532 * c.opt (Wimplicit-function-declaration): Replace
13533 mesg_implicit_function_declaration with
13534 warn_implicit_function_declaration.
13535 * c-opts.c (c_common_handle_option):
13536 -Werror-implicit-function-declaration is exactly equal as
13537 -Werror=implicit-function-declaration.
13538 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13539 warn_implicit_function_declaration.
13540 (c_common_post_options): -Wimplict-function-declaration is enabled
13541 by default by -std=c99, otherwise is disabled by default.
13542 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13544 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13546 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13547 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13548 former is ignored but not the latter.
13550 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13552 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13553 is made and the reference doesn't use the alias set of its type,
13554 do not create the temporary using that type.
13556 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13558 * jump.c: Remove prototypes for delete_computation and
13559 delete_prior_computation.
13561 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13563 * jump.c (get_label_after): Delete.
13564 (get_label_before, delete_computation, delete_jump,
13565 delete_prior_computation, follow_jumps): Move...
13566 * reorg.c (delete_computation, delete_prior_computation): ... here...
13567 (get_label_before, delete_jump): ... making these static ...
13568 (follow_jumps): ... and simplifying this since it only runs after
13570 * rtl.h (get_label_after, get_label_before, delete_jump,
13571 follow_jumps): Delete prototypes.
13573 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13575 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13577 2007-02-15 Nick Clifton <nickc@redhat.com>
13579 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13580 order to prevent it from being munged by the target.
13582 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13584 * config/i386/i386.md: Remove misleading comment.
13586 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13588 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13589 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13592 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13594 * tree-sra.c (instantiate_missing_elements): Canonicalize
13596 (sra_build_assignment): New.
13597 (generate_copy_inout, generate_element_copy,
13598 generate_element_zero, generate_one_element_init): Use it.
13600 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13602 * tree-sra.c (instantiate_missing_elements): Canonicalize
13604 (sra_build_assignment): New.
13605 (generate_copy_inout, generate_element_copy,
13606 generate_element_zero, generate_one_element_init): Use it.
13608 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13610 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13613 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13615 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13616 types as aggregates not scalars.
13617 * function.c (assign_stack_temp_for_type): Likewise.
13619 2007-02-14 Roger Sayle <roger@eyesopen.com>
13620 Zdenek Dvorak <dvorakz@suse.cz>
13622 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13625 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13627 * passes.c (next_pass_1): Clear the next field of the copied
13630 2007-02-14 Richard Henderson <rth@redhat.com>
13632 * tree-sra.c (early_sra): New.
13633 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13634 (tree_sra_early, pass_sra_early): New.
13635 * tree-pass.h (pass_sra_early): Declare.
13636 * passes.c (init_optimization_passes): Use it.
13638 2007-02-14 Richard Guenther <rguenther@suse.de>
13640 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13642 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13644 PR tree-optimization/30771
13645 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13647 (vect_analyze_operations): Induction phis can now be marked as
13649 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13650 Update documentation accordingly.
13652 2007-02-14 Nick Clifton <nickc@redhat.com>
13654 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13655 most 3 arguments are supported.
13656 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13658 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13660 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13661 Ensure dst->current is valid.
13663 2007-02-13 Paul Brook <paul@codesourcery.com>
13665 * config.gcc: Add arm*-*-uclinux-*eabi.
13666 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13667 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13668 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13669 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13670 (LINK_SPEC): Define.
13671 (LIB_SPEC): Define.
13672 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13674 * config/arm/uclinux-eabi.h: New file.
13675 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13676 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13679 2007-02-13 Ian Lance Taylor <iant@google.com>
13681 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13682 * flags.h (warn_strict_overflow): Declare.
13683 (enum warn_strict_overflow_code): Define.
13684 (issue_strict_overflow_warning): New static inline function.
13685 * opts.c (warn_strict_overflow): New variable.
13686 (common_handle_option): Handle OPT_Wstrict_overflow and
13687 OPT_Wstrict_overflow_.
13688 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13690 * fold-const.c: Include intl.h.
13691 (fold_deferring_overflow_warnings): New static variable.
13692 (fold_deferred_overflow_warning): New static variable.
13693 (fold_deferred_overflow_code): New static variable.
13694 (fold_defer_overflow_warnings): New function.
13695 (fold_undefer_overflow_warnings): New function.
13696 (fold_undefer_and_ignore_overflow_warnings): New function.
13697 (fold_deferring_overflow_warnings_p): New function.
13698 (fold_overflow_warning): New static function.
13699 (make_range): Add strict_overflow_p parameter. Change all
13701 (extract_muldiv, extract_muldiv_1): Likewise.
13702 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13703 tree_expr_nonnegative_p.
13704 (fold_negate_expr): Call fold_overflow_warning.
13705 (fold_range_test): Likewise.
13706 (fold_comparison): Likewise.
13707 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13708 instead of tree_expr_nonnegative_p.
13709 (tree_expr_nonnegative_warnv_p): Rename from
13710 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13711 (tree_expr_nonnegative_p): New function.
13712 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13713 strict_overflow_p parameter.
13714 (tree_expr_nonzero_p): New function.
13715 * passes.c (verify_interpass_invariants): New static function.
13716 (execute_one_pass): Call it.
13717 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13719 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13720 (estimate_numbers_of_iterations): Likewise.
13721 (scev_probably_wraps_p): Likewise.
13722 * tree-ssa-ccp.c: Include "toplev.h".
13723 (evaluate_stmt): Defer fold overflow warnings until we know we are
13725 (struct fold_stmt_r_data): Add stmt field.
13726 (fold_stmt_r): Defer fold overflow warnings until we know we
13728 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13729 (fold_stmt_inplace): Likewise.
13730 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13731 (cleanup_control_expr_graph): Defer fold overflow warnings until
13732 we know we are going to optimize.
13733 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13734 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13736 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13737 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13738 * tree-ssa-loop-manip.c (create_iv): Likewise.
13739 * c-typeck.c (build_conditional_expr): Likewise.
13740 (build_binary_op): Likewise.
13741 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13742 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13743 (extract_range_from_unary_expr): Likewise.
13744 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13745 assuming that signed overflow does not occur.
13746 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13747 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13748 (fold_defer_overflow_warnings): Declare.
13749 (fold_undefer_overflow_warnings): Declare.
13750 (fold_undefer_and_ignore_overflow_warnings): Declare.
13751 (fold_deferring_overflow_warnings_p): Declare.
13752 (tree_expr_nonzero_warnv_p): Declare.
13753 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13754 of warning options.
13755 (Warning Options): Document -Wstrict-overflow.
13756 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13757 (tree-ssa-ccp.o): Likewise.
13758 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13759 (fold-const.o): Depend on intl.h.
13761 2007-02-13 Ian Lance Taylor <iant@google.com>
13763 PR middle-end/30751
13764 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13767 2007-02-13 Stuart Hastings <stuart@apple.com>
13769 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13771 2007-02-13 Richard Henderson <rth@redhat.com>
13773 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13774 handled_component_p before looking for the indirect_ref.
13776 2007-02-13 Richard Henderson <rth@redhat.com>
13778 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13779 remove flags clobber.
13780 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13781 (bswaphi_lowpart): New.
13782 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13783 remove TARGET_BSWAP test. Delete expander of the same name.
13785 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13786 (expand_unop): Use them.
13788 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13790 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13791 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13792 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13793 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13794 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13795 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13796 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13797 assembler dialect choice from asm templates.
13799 2007-02-12 Richard Henderson <rth@redhat.com>
13801 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13802 (fixuns_trunc<SSEMODEF>si2): Use it.
13803 * config/i386/sse.md (vec_setv4sf_0): Export.
13804 * config/i386/i386.c (ix86_build_const_vector): Export.
13805 (ix86_split_convert_uns_si_sse): Rename from
13806 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13807 * config/i386/i386-protos.h: Update.
13809 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13812 * c-typeck.c (c_finish_return): Improve warning message.
13814 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13816 * alias.c (find_symbolic_term): Delete unused function.
13818 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13820 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13821 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13822 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13824 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13826 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13827 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13828 the function, temporarily point the debug interface to the null one.
13830 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13832 * dwarf2out.c (round_up_to_align): New static function.
13833 (field_byte_offset): Use it to round the offset.
13835 2007-02-12 Richard Henderson <rth@redhat.com>
13837 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13838 (inswl_const): Export.
13840 2007-02-12 Richard Henderson <rth@redhat.com>
13842 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13843 result mode of the libcall, convert back to outmode.
13845 2007-02-12 Roger Sayle <roger@eyesopen.com>
13847 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13848 (bswapdi2): New define_expand to implement 32-bit implementation.
13850 2007-02-12 Nick Clifton <nickc@redhat.com>
13852 * doc/invoke.texi (Overall Options): Document --help=.
13853 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13854 (cc1_options): Pass --help= on to cc1.
13855 (display_help): Add description of --help=.
13856 (process_command): Add code to handle --help=. Allow translated
13857 --help and --target-help switches to be passed on to compiler
13859 (main): Remove unused if statement.
13860 * opts.c (columns): Remove.
13861 (LEFT_COLUMN): Define.
13862 (wrap_help): Add columns argument.
13863 (print_filtered_help): Change parameters to be an include bitmask,
13864 an exclude bitmask, an any bitmask and the column width. Move the
13865 code to display the params list here. Add code to display the
13866 status of options rather than their descriptions if the quiet flag
13868 (print_specific_help): Change parameters to be an include bitmask,
13869 an exclude bitmask and an any bitmask. Move code to look up the
13870 column width here. Decide upon the title for an options listing.
13871 (common_handle_options): Add code to handle --help=. Adapt code
13872 for --help and --target-help to use the revised form of the
13873 print_specific_help function.
13874 (print_help): Delete.
13875 (print_param_help): Delete.
13876 (print_switch): Delete.
13877 * opts.h (cl_lang_count): Add prototype.
13878 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13879 CL_MAX_OPTION_CLASS): New defines.
13880 * optc-gen.awk: Add construction of cl_lang_count.
13881 * c.opt: Add Warning attribute to warning options and Optimization
13882 attribute to optimization options.
13883 * common.opt: Likewise.
13885 Add -fhelp and -ftarget-help as aliases for the transformed --help
13886 and --target-help options.
13887 * opt-functions.awk: Add code to handle Warning and Optimization
13890 2007-02-12 Richard Henderson <rth@redhat.com>
13892 * config/alpha/constraints.md: New file.
13893 * config/alpha/alpha.c: Include tm-constrs.h.
13894 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13895 alpha_extra_constraint): Remove.
13896 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13897 * config/alpha/alpha-protos.h: Update.
13898 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13899 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13900 (EXTRA_CONSTRAINT): Remove.
13901 * config/alpha/alpha.md: Include constraints.md.
13902 (adddi splitter): Use satisfies_constraint_*.
13903 * config/alpha/predicates.md (add_operand): Likewise.
13904 (sext_add_operand, addition_operation): Likewise.
13906 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13908 PR tree-optimization/29145
13909 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13910 in our handling of restrict qualified pointers.
13912 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13915 * doc/invoke.texi (Wunused-value): Update description.
13916 (Wextra): Delete item.
13917 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13918 value of Wunused-value.
13919 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13920 (c_finish_stmt_expr): Don't check extra_warnings.
13921 (emit_side_effect_warnings): The caller is responsible to check
13924 2007-02-11 Roger Sayle <roger@eyesopen.com>
13925 Matt Thomas <matt@3am-software.com>
13927 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13929 2007-02-11 Roger Sayle <roger@eyesopen.com>
13931 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13932 comparisons of POPCOUNT against zero.
13933 (simplify_const_relational_operation): Likewise.
13935 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13937 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13939 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13941 * dwarf2out.c (root_type): Delete unused function.
13943 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13945 * genattrtab.c (contained_in_p): Delete unused function.
13946 (write_expr_attr_cache): Likewise.
13948 2007-02-11 Jan Hubicka <jh@suse.cz>
13950 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13953 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13955 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13956 to add the REG_EQ* note.
13957 * see.c (see_merge_one_use_extension): Likewise.
13958 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13959 turn REG_EQUAL notes into REG_EQUIV notes if the target
13960 register may have more than one set.
13961 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13962 * gcse.c (try_replace_reg): Likewise.
13963 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13964 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13965 more than one REG_EQUIV note.
13966 * reload1.c (gen_reload): Use set_unique_reg_note.
13968 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13970 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13971 (ix86_builtin_conversion): New function.
13973 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13976 * tree.h (DECL_REPLACEABLE_P): New macro.
13977 * except.c (set_nothrow_function_flags): Likewise.
13979 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13980 Ira Rosen <irar@il.ibm.com>
13981 Dorit Nuzman <dorit@il.ibm.com>
13983 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13984 * targhooks.c (default_builtin_vectorized_conversion): New.
13985 * targhooks.h (default_builtin_vectorized_function): New declaration.
13986 * target.h (struct vectorize): Add builtin_conversion field.
13987 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13988 stmt_vec_info_type value.
13989 (vectorizable_conversion): New declaration.
13990 * tree-vect-analyze.c (vect_analyze_operations): Add
13991 vectorizable_conversion call.
13992 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13993 * tree-vect-transform.c (vectorizable_conversion): New function.
13994 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13995 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13997 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13998 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13999 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14000 or ALTIVEC_BUILTIN_VCFSX.
14002 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14005 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14006 CONST_DOUBLE and operand 0 is a hard register.
14007 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14008 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14009 is a hard floating-point register.
14011 2007-02-10 Richard Henderson <rth@redhat.com>
14012 Jakub Jelinek <jakub@redhat.com>
14013 Alexandre Oliva <aoliva@redhat.com>
14015 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14016 * builtin-types.def (BT_WORD): Make unsigned.
14017 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14018 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14019 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14020 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14021 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14022 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14024 * expr.c (emutls_var_address): New.
14025 (expand_expr_real_1): Expand emulated tls.
14026 (expand_expr_addr_expr_1): Likewise.
14027 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14028 * output.h (emutls_finish): Declare.
14029 * toplev.c (compile_file): Call it.
14030 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14031 address before wrapping in CONST.
14032 * varasm.c (emutls_htab, emutls_object_type): New.
14033 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14034 (get_emutls_object_name, get_emutls_object_type): New.
14035 (get_emutls_init_templ_addr, emutls_decl): New.
14036 (emutls_common_1, emutls_finish): New.
14037 (assemble_variable): When emulating tls, swap decls; generate
14038 constructor for the emutls objects.
14039 (do_assemble_alias): When emulating tls, swap decl and target name.
14040 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14042 * varpool.c (decide_is_variable_needed): Look at force_output.
14043 Recurse for emulated tls.
14044 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14045 with decide_is_variable_needed.
14046 * emutls.c: New file.
14047 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14048 tls_object for real tls.
14050 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14052 PR rtl-optimization/29599
14053 * reload1.c (eliminate_regs_in_insn): Take the destination
14054 mode into account when computing the offset.
14056 2007-02-09 Stuart Hastings <stuart@apple.com>
14057 Richard Henderson <rth@redhat.com>
14059 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14060 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14061 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14062 fixuns_truncdfhi2): New.
14063 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14064 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14065 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14066 (floatunssidf2): Allow nonimmediate source.
14067 * config/i386/sse.md (movdi_to_sse): New.
14068 (vec_concatv2di): Drop '*'.
14069 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14070 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14071 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14073 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14074 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14075 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14076 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14077 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14078 ix86_build_const_vector.
14079 (x86_emit_floatuns): Rewrite.
14081 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14083 * genautomata.c (longest_path_length): Delete unused function.
14084 (struct state): Delete unused longest_path_length.
14085 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14086 (get_free_state): Delete unused.
14088 2007-02-09 Jan Hubicka <jh@suse.cz>
14090 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14091 * doc/invoke.texi (inline-unit-growth): Update default value.
14093 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14094 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14095 (rebuild_cgraph_edges): Likewise.
14096 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14097 (dump_cgraph_node): Dump frequencies.
14098 (cgraph_clone_edge): Add frequency scales.
14099 (cgraph_clone_node): Add freuqnecy.
14100 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14101 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14102 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14103 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14104 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14105 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14106 (save_inline_function_body): Likewise.
14107 * ipa-inline.c: inluce rtl.h
14108 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14109 (cgraph_edge_badness): Use frequencies.
14110 (cgraph_decide_recursive_inlining): Update clonning.
14111 (cgraph_decide_inlining_of_small_function): Dump frequency.
14112 * predict.c (estimate_bb_frequencies): Export.
14113 * predict.h (estimate_bb_frequencies): Declare.
14114 * tree-inline.c (copy_bb): Watch overflows.
14115 (expand_call_inline): Update call of cgraph_create_edge.
14116 (optimize_inline_calls): Use TODO flags to update frequnecies.
14117 * passes.h: Include predict.h
14118 (init_optimization_passes): Move profile ahead.
14119 (execute_function_todo): Handle TODO_rebuild_frequencies.
14121 2007-02-09 Roger Sayle <roger@eyesopen.com>
14123 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14124 the insbl or inswl pattern into a register.
14126 2007-02-09 Roger Sayle <roger@eyesopen.com>
14128 * config/ia64/ia64.md (bswapdi2): New define_insn.
14130 2007-02-09 Richard Henderson <rth@redhat.com>
14132 * config/i386/constraints.md (Ym): New constraint.
14133 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14134 (movdi_1_rex64): Split sse and xmm general register moves from
14135 memory move alternatives. Use conditional register constraints.
14136 (movsf_1, movdf_integer): Likewise.
14137 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14138 (movdf_integer_rex64): New.
14139 (pushsf_rex64): Fix output constraints.
14140 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14141 (sse2_stored): Likewise.
14142 (sse2_storeq_rex64): New.
14143 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14144 amd and not generic.
14145 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14146 for optimize_size. Remove SF/DFmode hack.
14148 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14150 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14153 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14154 Richard Sandiford <richard@codesourcery.com>
14156 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14157 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14158 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14159 m68k/t-mlib to tmake_file.
14160 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14161 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14162 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14163 Allow it to be cf or m68k. Set m68k_arch_family. If that
14164 variable is not empty, add t-$m68k_arch_family to tmake_file.
14165 Add t-mlibs to tmake_file.
14166 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14167 * config/m68k/t-cf: New file.
14168 * config/m68k/t-m68k: Likewise.
14169 * config/m68k/t-mlibs: Likewise.
14170 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14171 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14172 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14173 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14174 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14176 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14177 (INSTALL_LIBGCC): Delete.
14178 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14179 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14180 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14181 (M68K_MLIB_CPU): Define.
14182 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14183 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14184 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14186 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14187 Richard Guenther <rguenther@suse.de>
14189 PR middle-end/23361
14190 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14191 against INT_MIN/INT_MAX.
14192 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14193 file if a loop is removed.
14195 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14197 * calls.c (store_one_arg): Pass correct alignment to
14198 emit_push_insn for non-BLKmode values.
14199 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14200 unaligned stack slot via a suitably aligned slot.
14202 2007-02-08 DJ Delorie <dj@redhat.com>
14204 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14206 (legal_subregs): Use unsigned char, make const.
14207 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14209 2007-02-08 Paul Brook <paul@codesourcery.com>
14211 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14212 special interworking needed.
14214 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14216 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14217 conditional to __SSE2__.
14218 (Entries below should have been added to first ChangeLog
14219 entry for amdfam10 dated 2007-02-05)
14220 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14222 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14224 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14227 2007-02-08 DJ Delorie <dj@redhat.com>
14229 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14230 * config/m32c/m32c.c (legal_subregs): New.
14231 (m32c_illegal_subreg_p): New.
14232 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14233 unsupported subregs of hard regs.
14235 2007-02-08 Jan Hubicka <jh@suse.cz>
14237 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14238 the same one; always update histograms.
14240 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14242 * passes.c (init_optimization_passes): Tidy comment.
14244 2007-02-08 Roger Sayle <roger@eyesopen.com>
14246 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14247 strip zero_extend, bswap and rotates from POCOUNT's argument.
14248 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14249 zero_extend and rotates from PARITY's argument.
14250 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14251 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14252 of an integer constant at compile-time.
14254 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14257 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14259 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14262 * tree-ssa-live.c (remove_unused_locals): Do not remove
14263 TREE_ADDRESSABLE variables.
14264 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14265 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14266 FOR_CLOBBER. Update all users.
14267 If VAR has an associated alias set, add a virtual operand for
14268 it if no alias is found to conflict with the memory reference.
14270 2007-02-07 Jan Hubicka <jh@suse.cz>
14271 Robert Kidd <rkidd@crhc.uiuc.edu>
14273 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14275 2007-02-07 Ian Lance Taylor <iant@google.com>
14277 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14279 2007-02-07 Roger Sayle <roger@eyesopen.com>
14281 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14282 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14283 tablejumpdi, movsi_to_cr_one): Remove constraints from
14284 define_expand's match_operands.
14286 2007-02-07 Roger Sayle <roger@eyesopen.com>
14288 * global.c (compute_regsets): Move declatation of "i" inside of
14289 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14291 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14294 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14295 of INDIRECT_REF <RESULT_DECL>.
14297 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14299 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14300 Kaz Kojima <kkojima@gcc.gnu.org>
14303 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14305 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14307 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14309 * doc/loop.texi: Document possibility not to perform disambiguation
14310 of loops with multiple latches.
14311 * cfgloopmanip.c (alp_enum_p): Removed.
14312 (add_loop): Handle subloops. Use get_loop_body_with_size.
14313 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14314 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14315 the new forwarder block.
14316 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14317 Handle the case latch is NULL.
14318 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14319 modifications when marking loop exits.
14320 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14322 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14323 disambiguate_loops_with_multiple_latches.
14324 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14325 before fix_loop_structure.
14326 * cfgloop.c: Include pointer-set.h and output.h.
14327 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14328 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14329 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14330 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14331 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14332 disambiguate_multiple_latches, get_loop_body_with_size,
14333 disambiguate_loops_with_multiple_latches): New functions.
14334 (flow_loop_dump): Dump multiple latch edges.
14335 (flow_loop_nodes_find): Handle loops with multiple latches.
14336 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14337 (glb_enum_p): Modified.
14338 (get_loop_body): Use get_loop_body_with_size.
14339 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14340 (AVOID_CFG_MODIFICATIONS): New constant.
14341 (disambiguate_loops_with_multiple_latches, add_loop,
14342 get_loop_body_with_size): Declare.
14343 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14345 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14347 PR inline-asm/28686
14348 * global.c (compute_regsets): New function.
14349 (global_alloc): Refactored ELIMINABLE_REGSET
14350 and NO_GLOBAL_ALLOC_REGS computation out.
14351 (rest_of_handle_global_alloc): Call compute_regsets()
14352 for non-optimizing case.
14354 2007-02-06 Richard Henderson <rth@redhat.com>
14356 * config/i386/constraints.md (Y2): Rename from Y.
14357 (Yi): New constraint.
14358 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14359 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14360 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14361 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14362 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14363 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14364 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14365 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14366 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14367 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14368 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14369 vec_extractv2si_1): Change Y constraints to Y2.
14370 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14371 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14372 Change Y constraints to Y2.
14373 (sse2_loadld): Change Y constraints to x.
14375 2007-02-06 Roger Sayle <roger@eyesopen.com>
14377 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14378 (parity<mode>2): New define_expand using rs6000_emit_parity.
14379 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14380 rs6000_emit_parity): New functions.
14381 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14382 rs6000_emit_parity): Prototype here.
14384 2007-02-06 Ian Lance Taylor <iant@google.com>
14386 * lower-subreg.c (simple_move_operand): Reject CONST.
14387 (resolve_clobber): Call validate_change rather than directly
14388 assigning to XEXP (pat, 0).
14390 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14392 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14393 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14394 (tree-cfg.o): Remove hashtab.h dependency.
14396 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14397 (struct ivopts_data): Change niters to pointer_map_t.
14398 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14399 (niter_for_exit): Create pointer_map on demand. Change for
14401 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14402 (free_loop_data): Destroy data->niters if created and reset field.
14403 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14404 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14406 * tree-ssa-reassoc.c: Include pointer-set.h.
14407 (bb_rank): Change to long *.
14408 (operand_rank): Change to pointer_map_t.
14409 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14410 (insert_operand_rank): Accept long.
14411 (operand_entry_hash, operand_entry_eq): Remove.
14412 (get_rank): Return long. Adjust for changes above.
14413 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14415 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14417 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14418 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14419 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14421 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14422 directly since it cannot be NULL.
14423 (get_vi_for_tree): Rewrite for pointer_map API.
14424 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14425 (init_alias_vars): Create vi_for_tree as pointer_map.
14426 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14428 * tree-cfg.c: Don't include hashtab.h.
14429 (edge_to_cases): Declare as pointer_map.
14430 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14432 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14433 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14434 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14436 (record_switch_edge): Delete.
14437 (get_cases_for_edge): Adjust for pointer_map API, inline
14438 record_switch_edge (rewritten for new API), remove goto.
14440 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14442 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14443 * tree-nested.c: Include pointer-set.h.
14444 (var_map_elt, var_map_eq, var_map_hash): Delete.
14445 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14446 to pointer_map_t's.
14447 (nesting_info_bitmap_obstack): New.
14448 (lookup_field_for_decl): Adjust for pointer_map API.
14449 (lookup_tramp_for_decl): Adjust for pointer_map API.
14450 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14451 (get_local_debug_decl): Adjust for pointer_map API.
14452 (convert_nl_goto_reference): Adjust for pointer_map API.
14453 (convert_nl_goto_receiver): Adjust for pointer_map API.
14454 (create_nesting_tree): Create outside GGC space. Create bitmap on
14455 the new obstack. Create field_map and var_map as pointer_maps.
14456 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14458 (lower_nested_functions): Move root here, no need to NULL it.
14459 Initialize and release the obstack.
14461 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14463 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14464 Remove prototypes and make them non-static.
14465 (struct tree_int_map): Remove.
14466 * tree.h (struct tree_int_map): Move here, turning TO into an
14468 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14470 * tree.h (TREE_COMPLEXITY): Remove.
14471 (struct tree_exp): Remove complexity field.
14472 * tree.c (build1_stat): Don't set it.
14474 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14475 Victor Kaplansky <victork@il.ibm.com>
14477 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14478 (vect_is_simple_reduction): Support reduction with induction as
14479 one of the operands.
14480 (vect_is_simple_iv_evolution): Fix formatting.
14481 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14482 formatting. Don't mark induction phis for vectorization.
14483 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14484 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14485 (vect_get_vec_def_for_operand): Support induction.
14486 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14488 (vectorizable_reduction): Support reduction with induction as one of
14490 (vectorizable_type_demotion): Use def-type of stmt argument rather
14491 than dummy def-type.
14493 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14494 flag_tree_scev_cprop.
14495 * common.opt (tree-scev-cprop): New flag.
14497 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14498 call to vect_get_new_vect_var.
14500 2007-02-06 Ira Rosen <irar@il.ibm.com>
14502 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14503 vectype is not NULL.
14504 (vect_pattern_recog_1): Likewise.
14506 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14508 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14509 (fold_negate_expr): Likewise.
14511 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14514 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14515 even if cv-qualification is the same.
14517 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14519 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14520 __enable_execute_stack on completion.
14522 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14524 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14525 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14526 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14527 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14528 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14529 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14530 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14531 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14533 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14535 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14536 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14537 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14538 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14539 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14540 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14541 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14542 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14543 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14544 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14545 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14546 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14547 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14548 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14549 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14550 sqrtextenddfxf2_i387): Added amdfam10_decode.
14552 * config/i386/athlon.md (athlon_idirect_amdfam10,
14553 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14554 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14555 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14556 athlon_ivector_store_amdfam10): New define_insn_reservation.
14557 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14560 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14562 * config/i386/athlon.md (athlon_call_amdfam10,
14563 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14564 define_insn_reservation.
14565 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14566 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14567 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14569 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14571 * config/i386/athlon.md (athlon_sseld_amdfam10,
14572 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14573 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14575 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14577 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14578 define_insn_reservation.
14579 * config/i386/i386.md (sseins): Added sseins to define_attr type
14580 and define_attr unit.
14581 * config/i386/sse.md: Set type attribute to sseins for insertq
14584 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14586 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14587 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14588 ssecomi_load_amdfam10, ssecomi_amdfam10,
14589 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14590 define_insn_reservation.
14591 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14593 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14595 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14596 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14597 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14598 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14599 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14600 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14601 define_insn_reservation.
14603 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14604 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14605 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14606 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14607 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14609 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14611 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14612 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14613 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14614 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14615 athlon_ssemul_load_k8): Added amdfam10.
14617 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14619 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14620 (x86_sse_unaligned_move_optimal): New variable.
14622 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14624 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14625 for unaligned vector SSE double/single precision loads for AMDFAM10.
14627 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14629 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14630 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14631 Define TARGET_CPU_DEFAULT_amdfam10.
14632 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14633 (processor_type): Add PROCESSOR_AMDFAM10.
14635 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14636 processor_type in config/i386/i386.h.
14637 Enable imul peepholes for TARGET_AMDFAM10.
14639 * config.gcc: Add support for --with-cpu option for amdfam10.
14641 * config/i386/i386.c (amdfam10_cost): New variable.
14642 (m_AMDFAM10): New macro.
14643 (m_ATHLON_K8_AMDFAM10): New macro.
14644 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14645 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14646 x86_promote_QImode, x86_integer_DFmode_moves,
14647 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14648 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14649 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14650 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14651 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14652 Enable/disable for amdfam10.
14653 (override_options): Add amdfam10_cost to processor_target_table.
14654 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14655 processor_alias_table.
14656 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14657 (ix86_adjust_cost): Add code for amdfam10.
14659 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14661 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14662 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14663 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14664 * config/i386/i386.h: Add builtin definition for SSE4A.
14665 * config/i386/i386.md: Add support for ABM instructions
14666 (popcnt and lzcnt).
14667 * config/i386/sse.md: Add support for SSE4A instructions
14668 (movntss, movntsd, extrq, insertq).
14669 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14670 Add -march=amdfam10 flag.
14671 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14672 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14674 * doc/extend.texi: Add documentation for SSE4A builtins.
14676 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14678 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14680 2007-02-05 Richard Guenther <rguenther@suse.de>
14682 * tree-vectorizer.h (vectorizable_function): Add argument type
14683 argument, change return type.
14684 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14685 * tree-vect-transform.c (vectorizable_function): Handle extra
14686 argument, return vectorized function decl.
14687 (build_vectorized_function_call): Remove.
14688 (vectorizable_call): Handle calls with result and argument types
14689 differing. Handle loop vectorization factor correctly.
14690 * targhooks.c (default_builtin_vectorized_function): Adjust for
14692 * targhooks.h (default_builtin_vectorized_function): Likewise.
14693 * target.h (builtin_vectorized_function): Add argument type
14695 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14696 extra argument, allow vectorizing of lrintf.
14697 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14698 documentation of target hook.
14700 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14703 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14704 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14705 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14707 2007-02-05 Roger Sayle <roger@eyesopen.com>
14709 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14710 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14711 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14712 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14713 before canonicalizing sincos to cexpi.
14714 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14716 2007-02-05 Roger Sayle <roger@eyesopen.com>
14718 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14719 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14720 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14722 2007-02-05 Roger Sayle <roger@eyesopen.com>
14724 * mips-tfile.c (initialize_init_file): Correct endianness test.
14726 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14728 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14729 the 'y' constraint.
14731 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14733 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14734 saves in a PARALLEL before the register assignments.
14736 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14738 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14739 DWARF_FRAME_RETURN_COLUMN to be a general register.
14740 * dwarf2out.c (init_return_column_size): New function, split from...
14741 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14742 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14743 to be nongeneral registers.
14744 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14746 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14747 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14749 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14751 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14753 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14755 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14756 (remove_path): Use can_remove_branch_p and remove_branch instead
14757 of loop_delete_branch_edge.
14758 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14759 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14760 Update profile using scale_dominated_blocks_in_loop.
14761 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14762 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14763 (can_remove_branch_p, remove_branch): Declare.
14764 * tree-cfg.c (tree_can_remove_branch_p): New function.
14765 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14766 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14767 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14769 2007-02-05 Jan Hubicka <jh@suse.cz>
14771 PR middle-end/30696
14772 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14773 nodes in cgraph, don't remove offline copy of the function.
14775 2007-02-04 Jan Hubicka <jh@suse.cz>
14777 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14778 vectors might cause maybe_lookup_element_for_expr to be called
14779 on non-sra-candidate.
14781 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14783 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14784 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14785 spelling conventions.
14787 2007-02-04 Richard Guenther <rguenther@suse.de>
14789 PR middle-end/30636
14790 * fold-const.c (try_move_mult_to_index): Make sure to not
14791 overflow one dimension of a multi-dimensional array access.
14793 2007-02-04 Jan Hubicka <jh@suse.cz>
14795 * passes.c (init_optimization_passes): Reindent.
14797 2007-02-04 Jan Hubicka <jh@suse.cz>
14798 Eric Botcazou <ebotcazou@adacore.com>
14800 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14801 (execute_fixup_cfg): Break out the abnormal goto code.
14802 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14803 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14804 (optimize_inline_calls): Call make_nonlocal_label_edges.
14806 2007-02-04 Jan Hubicka <jh@suse.cz>
14808 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14809 true when something was changed.
14810 (rename_ssa_copies): When something was changed, do
14811 TODO_remove_unused_locals.
14812 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14813 add TODO_remove_unused_locals when instruction was removed.
14815 2007-02-04 Jan Hubicka <jh@suse.cz>
14817 * ipa-inline.c (try_inline): Improve debug output; work on already
14819 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14820 call try_inline for already inlined edges too when flattening;
14821 inline also functions that make callee growth but overall unit size
14824 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14826 * config/m32c/bitops.md, config/m32c/jump.md,
14827 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14828 config/m32r/m32r.h, config/m32r/m32r.md,
14829 config/m32r/predicates.md, config/m68hc11/larith.asm,
14830 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14831 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14832 config/mips/mips-protos.h, config/mips/mips.c,
14833 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14834 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14835 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14836 spelling conventions.
14838 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14839 Follow spelling conventions.
14841 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14843 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14844 warn about C++0x compatibility.
14846 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14848 * config/h8300/h8300.c, config/h8300/h8300.h,
14849 config/h8300/h8300.md: Follow spelling conventions.
14851 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14853 PR middle-end/30667
14854 * combine.c (try_combine): Do not substitute source operand
14855 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14857 2007-02-03 Jan Hubicka <jh@suse.cz>
14859 PR gcov-profile/30650
14860 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14861 do not divide by zero for never executed counters.
14862 (tree_find_values_to_profile): Fix counters.
14863 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14865 2007-02-03 Ian Lance Taylor <iant@google.com>
14867 * lower-subreg.c (simple_move_operand): New static function,
14868 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14870 (simple_move): Call simple_move_operand.
14871 (find_decomposable_subregs): Add special handling of MEMs.
14872 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14873 meaning of return value. If we see a hard register, test whether
14874 it can store a word_mode value. Change all callers.
14876 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14878 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14879 ftrapv insns and expanders.
14880 (subdi3): Change define_expand operand 1 to arith11_operand, and
14881 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14882 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14883 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14886 PR middle-end/30174
14887 * varasm.c (notice_global_symbol): Treat global objects as weak when
14888 flag_shlib is true.
14890 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14892 * emit-rtl.c (dconstpi): Delete.
14893 (dconstsqrt2): New.
14894 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14895 * real.h (dconstpi): Delete.
14896 (dconstsqrt2): New.
14897 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14898 (fold_builtin_hypot): Likewise.
14900 2007-02-03 Tom Tromey <tromey@redhat.com>
14903 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14904 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14906 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14908 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14909 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14910 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14911 config/rs6000/cell.md, config/rs6000/darwin.h,
14912 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14913 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14914 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14915 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14916 typos. Follow spelling conventions.
14917 * doc/invoke.texi: Follow spelling conventions.
14919 2007-02-03 Roger Sayle <roger@eyesopen.com>
14921 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14922 canonicalization transformations that attempt to simplify integer
14923 constant comparisons to become comparisons against zero.
14925 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14927 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14929 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14930 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14932 2007-02-02 Mike Stump <mrs@apple.com>
14934 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14935 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14936 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14937 generate a branch island.
14939 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14941 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14942 (xtensa_legitimate_address_p): New.
14943 (xtensa_legitimize_address): New.
14944 (xtensa_output_addr_const_extra): New.
14945 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14947 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14948 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14949 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14950 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14951 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14952 (xtensa_legitimize_address): New.
14953 (xtensa_output_addr_const_extra): New.
14955 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14957 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14959 2007-02-02 Ian Lance Taylor <iant@google.com>
14961 * expmed.c (expand_divmod): Add comment.
14963 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14965 * emit-rtl.c (renumber_insns): Remove.
14966 * flags.h: Remove the extern for flag_renumber_insns.
14967 * rtl.h: Remove the prototype for renumber_insns.
14968 * toplev.c (flag_renumber_insns): Remove.
14970 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14972 Revert for x86 darwin:
14973 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14975 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14976 code before the following patch under TARGET_MACHO.
14977 (ix86_function_value_regno_p): Likewise.
14979 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14981 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14984 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14987 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14988 loads to general or fp registers. Add comments.
14989 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14991 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14993 * pointer-set.c (insert_aux): Only return insertion slot.
14994 (pointer_set_insert): Adjust.
14995 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14996 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14997 pointer_map_traverse): New.
14998 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14999 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15000 pointer_map_contains, pointer_map_traverse): Declare.
15002 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15004 PR middle-end/30473
15005 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15006 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15008 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15010 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15012 (struct _dep): New type.
15013 (dep_t): New typedef.
15014 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15015 (DEP_STATUS): New access macro. The macro with the same name was
15016 renamed to DEP_LINK_STATUS.
15017 (dep_init): Declare function
15019 (struct _dep_link): New type.
15020 (dep_link_t): New typedef.
15021 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15022 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15023 (DEP_LINK_STATUS): New macro.
15024 (debug_dep_links): New debug function.
15026 (struct _deps_list): New type.
15027 (deps_list_t): New typedef.
15028 (DEPS_LIST_FIRST): New access macro.
15029 (FOR_EACH_DEP_LINK): New cycle macro.
15030 (create_deps_list, free_deps_list, delete_deps_list): Declare
15032 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15033 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15034 (copy_deps_list_change_con): Ditto.
15036 (move_dep_link): Declare function.
15038 (struct _dep_node): New type.
15039 (dep_node_t): New typedef.
15040 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15042 (struct haifa_insn_data.back_deps): New field to hold backward
15043 dependencies of the insn.
15044 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15046 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15047 Change its type to deps_list_t.
15048 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15049 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15050 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15052 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15054 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15056 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15058 (dep_cost): Declare.
15060 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15061 (ds_to_dk, dk_to_ds): New functions.
15063 (init_dep_1): New static function.
15064 (init_dep): New function.
15065 (copy_dep): New static function.
15067 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15069 (detach_dep_link): New static function.
15070 (move_dep_link): New function.
15072 (dep_links_consistent_p, dump_dep_links): New static functions.
15073 (debug_dep_links): New debugging function.
15075 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15077 (alloc_deps_list, init_deps_list): New static functions.
15078 (create_deps_list): New function.
15079 (clear_deps_list): New static function.
15080 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15081 (deps_list_consistent_p, dump_deps_list): New static functions.
15082 (debug_deps_list): New function.
15083 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15085 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15087 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15088 use new scheduler dependencies lists.
15089 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15090 (sched_analyze): Ditto. Initialize dependencies lists.
15091 (add_forw_dep, compute_forward_dependences): Update to use new
15092 scheduler dependencies lists.
15094 (init_dependency_caches): Init deps_obstack.
15095 (free_dependency_caches): Free deps_obstack.
15097 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15098 new scheduler dependencies lists.
15099 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15100 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15102 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15103 Update to use new scheduler dependencies lists.
15104 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15105 (debug_dependencies): Ditto.
15106 (schedule_region): Update comments.
15108 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15109 scheduler dependencies lists.
15110 (schedule_ebb): Update comments.
15112 * rtl.def (DEPS_LIST): Remove.
15114 * lists.c (unused_deps_list): Remove.
15115 (free_list): Update assertions.
15117 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15118 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15120 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15121 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15123 * haifa-sched.c (comments): Update.
15124 (insn_cost1): Remove. Inline the code into insn_cost ().
15125 (insn_cost): Update to use new scheduler dependencies lists. Move
15126 processing of the dependency cost to dep_cost ().
15127 (dep_cost): New function. Use it instead of insn_cost () when
15128 evaluating cost of the dependency. Use compatible interface to
15129 interact with the target.
15130 (priority): Update to use new scheduler dependencies lists.
15131 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15132 with greater number of insns that depend on the insn.
15133 (schedule_insn): Update to use new scheduler dependencies lists. Add
15134 code to free backward dependencies lists. Inline and optimize code
15135 from resolve_dep () - see PR28071.
15136 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15137 lists. Update call to targetm.sched.is_costly_dependence hook.
15139 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15140 scheduler dependencies lists.
15142 (resolve_dep): Remove. Move the logic to schedule_insn ().
15143 (init_h_i_d): Initialize dependencies lists.
15145 (process_insn_depend_be_in_spec): Rename to
15146 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15147 dependencies lists.
15148 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15149 Update to use new scheduler dependencies lists.
15150 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15152 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15153 new scheduler dependencies lists.
15154 (build_intra_loop_deps): Ditto.
15156 * target.h (struct _dep): Declare to use in
15157 gcc_target.sched.is_costly_dependence.
15158 (struct gcc_target.sched.adjust_cost): Fix typo.
15159 (struct gcc_target.sched.is_costly_dependence): Change signature to
15160 use single dep_t parameter instead of an equivalent triad.
15161 (struct gcc_target.sched.adjust_cost_2): Remove.
15163 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15165 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15167 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15169 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15171 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15172 (REG_DEP_TRUE): Document.
15174 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15175 Change signature to correspond to the targetm.sched.adjust_cost hook.
15176 Update use in TARGET_SCHED_ADJUST_COST_2.
15177 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15178 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15179 new scheduler dependencies lists.
15180 (ia64_gen_check): Ditto.
15182 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15183 scheduler dependencies lists.
15185 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15186 signature to correspond to the targetm.sched.is_costly_dependence hook.
15187 (is_costly_group): Update to use new scheduler dependencies lists.
15189 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15190 instead of INSN_COST () macro.
15192 2007-02-01 Ian Lance Taylor <iant@google.com>
15194 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15196 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15198 * pa.md (tp_load): Correct mfctl instruction syntax.
15200 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15202 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15203 altivec_padding_size calculation on AIX. Improve comment, add
15204 assert to verify that it's right.
15206 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15209 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15211 PR inline-asm/28686
15212 * global.c (global_alloc): Add mising initialization of
15215 2007-02-01 Roger Sayle <roger@eyesopen.com>
15217 * alias.c (init_alias_analysis): Correct whitespace.
15218 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15219 partition_hot_cold_basic_blocks): Likewise.
15220 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15221 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15222 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15223 fold_builtin_snprintf_chk, fold_builtin_printf,
15224 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15225 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15226 * cfgcleanup.c (cleanup_cfg): Likewise.
15227 * cfgexpand.c (tree_expand_cfg): Likewise.
15228 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15229 * function.c (get_next_funcdef_no): Likewise.
15230 * gengtype.c (main): Likewise.
15231 * genmodes.c (main): Likewise.
15232 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15233 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15234 * ifcvt.c (noce_emit_move_insn): Likewise.
15235 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15237 * stor-layout.c (get_best_mode): Likewise.
15238 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15239 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15240 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15241 perform_var_substitution, solve_graph): Likewise.
15242 * tree-vrp.c (vrp_finalize): Likewise.
15244 2007-02-01 Ian Lance Taylor <iant@google.com>
15246 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15247 high part of a paradoxical subreg, return a constant zero.
15249 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15251 * toplev.c (lang_dependent_init): Call init_set_costs.
15252 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15254 2007-02-01 Richard Guenther <rguenther@suse.de>
15256 PR middle-end/30656
15257 * fold-const.c (fold_negate_expr): Allow negating a
15258 constant if overflow does not change.
15260 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15262 * doc/c-tree.texi (Expression trees): Improve markup.
15263 * doc/tm.texi (Register Classes, Addressing Modes)
15264 (Floating Point): Fix spacing after abbreviations. Fix some
15267 2007-02-01 Ben Elliston <bje@au.ibm.com>
15269 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15270 * doc/contrib.texi: Likewise.
15271 * doc/install.texi: Likewise.
15273 2007-01-31 Richard Henderson <rth@redhat.com>
15274 Ian Lance Taylor <iant@google.com>
15276 * lower-subreg.c: New file.
15277 * rtl.def (CONCATN): Define.
15278 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15279 pass_lower_subreg2.
15280 * emit-rtl.c (update_reg_offset): New static function, broken out
15281 of gen_rtx_REG_offset.
15282 (gen_rtx_REG_offset): Call update_reg_offset.
15283 (gen_reg_rtx_offset): New function.
15284 * regclass.c: Revert patch of 2006-03-05, restoring
15286 (clear_reg_info_regno): New function.
15287 * dwarf2out.c (concatn_loc_descriptor): New static function.
15288 (loc_descriptor): Handle CONCATN.
15289 * common.opt (fsplit_wide_types): New option.
15290 * opts.c (decode_options): Set flag_split_wide_types when
15292 * timevar.def (TV_LOWER_SUBREG): Define.
15293 * rtl.h (gen_reg_rtx_offset): Declare.
15294 (reg_scan_update): Declare.
15295 * regs.h (clear_reg_info_regno): Declare.
15296 * tree-pass.h (pass_lower_subreg): Declare.
15297 (pass_lower_subreg2): Declare.
15298 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15299 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15300 -fsplit-wide-types.
15301 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15302 * Makefile.in (OBJS-common): Add lower-subreg.o.
15303 (lower-subreg.o): New target.
15305 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15307 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15309 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15312 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15314 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15316 PR middle-end/29335
15317 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15319 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15321 * cfgloop.h: Include vec-prim.h.
15322 (enum li_flags): Remove LI_ONLY_OLD.
15323 (loop_iterator): Changed.
15324 (fel_next, fel_init): Iterate over loop tree.
15325 (FOR_EACH_LOOP_BREAK): New macro.
15326 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15328 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15329 * modulo-sched.c (sms_schedule): Ditto.
15330 * tree-vectorizer.c (vectorize_loops): Ditto.
15331 * doc/loop.texi: Update information on loop numbering and behavior of
15332 FOR_EACH_LOOP wrto new loops.
15333 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15334 add_to_evolution_1): Test nestedness of loops instead of comparing
15336 * tree-chrec.c (chrec_fold_plus_poly_poly,
15337 chrec_fold_multiply_poly_poly, chrec_evaluate,
15338 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15339 reset_evolution_in_loop): Ditto.
15340 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15342 2007-01-31 Dirk Mueller <dmueller@suse.de>
15344 * c-common.c (warn_about_parentheses): Separate warning about
15345 un-parenthized sequence of comparison operators from the one
15346 which is supposed to warn about x <= y <= z.
15348 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15350 * optabs.h (enum optab_index): Add new OTI_isinf.
15351 (isinf_optab): Define corresponding macro.
15352 * optabs.c (init_optabs): Initialize isinf_optab.
15353 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15355 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15356 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15358 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15359 expand_builtin_interclass_mathfn.
15360 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15361 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15362 (fxam<mode>2_i387): New insn pattern.
15363 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15364 built-in functions as x87 inline asm.
15366 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15368 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15370 2007-01-30 Eric Christopher <echristo@apple.com>
15372 * config.gcc: Add geode.
15374 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15376 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15377 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15378 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15379 value-prof.c: Fix comment typos.
15381 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15384 * doc/invoke.texi (Wpointer-arith): Document warning.
15386 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15388 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15389 the list of discrepancies from the draft TR.
15391 2007-01-30 Dirk Mueller <dmueller@suse.de>
15394 * doc/invoke.texi (-Wreturn-type): Update description to
15395 match new behavior.
15397 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15399 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15401 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15403 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15404 to handle optabs that operate on floating point input argument and
15405 output to integer output.
15406 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15407 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15408 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15409 expand_builtin_interclass_mathfn ().
15410 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15411 (ilogbsi2): Remove.
15412 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15413 ilogbl built-in functions as x87 intrinsics.
15415 2007-01-30 Richard Guenther <rguenther@suse.de>
15417 PR middle-end/27657
15418 * dwarf2out.c (reference_to_unused): Query varpool if the
15419 variable was output.
15421 2007-01-30 Richard Guenther <rguenther@suse.de>
15423 PR middle-end/30313
15424 * passes.c (execute_one_pass): Reset in_gimple_form to not
15425 confuse non-unit-at-a-time mode.
15427 2007-01-29 Roger Sayle <roger@eyesopen.com>
15428 Richard Guenther <rguenther@suse.de>
15430 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15431 avoid undefined behaviour on overflow. Use force_fit_type_double
15432 to construct the constant with the specified TREE_OVERFLOW.
15434 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15436 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15437 * config/dfp-bit.h: Ditto.
15439 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15441 * c-decl.c (pop_scope): Replace warnings with call to
15442 warn_for_unused_label.
15443 * c-common.h (warn_for_unused_label): Declare.
15444 * c-common.c (warn_for_unused_label): Define.
15446 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15448 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15451 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15453 * Makefile.in (USER_H): Remove decfloat.h.
15454 * ginclude/decfloat.h: Delete, moving contents to ...
15455 * ginclude/float.h: Add support for decimal floating point,
15456 guarded by __STDC_WANT_DEC_FP__.
15458 2007-01-29 Mike Stump <mrs@apple.com>
15460 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15461 Analysis and Representation to resolve case insensitive conflict.
15462 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15464 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15466 * tree.h (struct tree_memory_tag): Add aliases member.
15467 (MTAG_ALIASES): New macro.
15468 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15469 (add_may_alias): Remove pointer-set. Update for may_aliases being
15471 (mark_aliases_call_clobbered): Update for may_aliases being a
15473 (compute_tag_properties): Ditto.
15474 (create_partition_for): Ditto.
15475 (compute_memory_partitions): Ditto.
15476 (dump_may_aliases_for): Ditto.
15477 (is_aliased_with): Ditto.
15478 (add_may_alias_for_new_tag): Ditto.
15479 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15480 (compute_is_aliased): New function.
15481 (compute_may_aliases): Call compute_is_aliased).
15482 (init_alias_info): Initialize alias_bitmap_obstack.
15483 (union_alias_set_into): New function.
15484 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15485 (have_common_aliases_p): Rewrite to take two bitmaps and use
15487 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15488 Update for bitmaps.
15489 (finalize_ref_all_pointers): Update for add_may_alias changes.
15490 (new_type_alias): Ditto.
15491 * tree-flow-inline.h (may_aliases): Return a bitmap.
15492 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15493 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15494 may_aliases being a bitmap.
15495 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15496 may_aliases now returns a bitmap.
15497 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15499 * tree-ssa-operands.c (add_virtual_operand): Update for
15500 may_aliases being a bitmap.
15502 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15504 PR tree-optimization/30630
15505 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15506 variable as changed.
15508 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15511 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15512 expanded only once even if an error occurs.
15514 2007-01-29 Ben Elliston <bje@au.ibm.com>
15516 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15517 (__gcov_average_profiler): Likewise.
15518 (__gcov_ior_profiler): Likewise.
15519 (__gcov_merge_ior): Likewise.
15521 2007-01-28 Jan Hubicka <jh@suse.cz>
15523 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15524 * value-prof.c (stringop_block_profile): Likewise.
15526 2007-01-28 Jan Hubicka <jh@suse.cz>
15528 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15529 Add variant handling histograms; add wrapper.
15530 (clear_storage_via_libcall): Export.
15531 (emit_block_move_hints): Break out from ...; add histograms.
15532 (emit_block_move): ... this one.
15533 (clear_storage_hints): Break out from ...; add histograms.
15534 (clear_storage): ... this one.
15535 (set_storage_via_memset): Handle histogram.
15536 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15537 (clear_storage_hints, clear_storage_via_libcall): Declare.
15538 (set_storage_via_setmem): Update prototype.
15539 * doc/md.texi (movmem, setmem): Document new arguments.
15541 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15542 Add new histograms.
15543 (stringop_block_profile): New global function.
15544 (tree_stringops_values_to_profile): Profile block size and alignment.
15545 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15547 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15548 (stringop_block_profile): Declare.
15549 * builtins.c: Include value-prof.h.
15550 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15551 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15552 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15553 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15554 * profile.c (instrument_values): Add new counters.
15555 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15557 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15558 (tree_init_edge_profiler): Build new profilers.
15559 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15560 (pass_tree_profile): Add dump.
15561 (tree_profile_hooks): Update.
15562 * Makefile.in (LIBGCOV): Add new constants.
15563 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15564 __gcov_ior_profiler): New.
15565 * i386.md (movmem/setmem expanders): Add new optional arguments.
15567 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15569 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15571 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15573 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15574 (tree_unswitch_single_loop): Pass eni_size_weights to
15575 tree_num_loop_insns.
15576 * tree-ssa-loop-manip.c: Include tree-inline.h.
15577 (can_unroll_loop_p): Pass eni_size_weights to
15578 tree_num_loop_insns.
15579 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15580 Pass eni_size_weights to estimate_num_insns.
15581 * tree.h (init_inline_once): Export.
15582 * toplev.c (backend_init): Call init_inline_once.
15583 * cgraphunit.c (cgraph_process_new_functions,
15584 cgraph_analyze_function): Pass eni_inlining_weights to
15585 estimate_num_insns.
15586 * ipa-inline.c (compute_inline_parameters): Ditto.
15587 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15588 to estimate_num_insns.
15589 (try_unroll_loop_completely): Pass eni_size_weights to
15590 tree_num_loop_insns.
15591 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15592 ot estimate_num_insns.
15593 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15594 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15595 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15596 eni_time_weights): New variables.
15597 (init_inline_once): Initialize them.
15598 (struct eni_data): Mew.
15599 (estimate_num_insns_1, estimate_num_insns): Use weights.
15600 * tree-inline.h (struct eni_weights_d): New.
15601 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15602 (estimate_num_insns): Declaration changed.
15603 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15604 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15605 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15607 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15609 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15610 relations in the conflict function is valid.
15612 2007-01-27 Ian Lance Taylor <iant@google.com>
15614 * common.opt: Add fstrict-overflow.
15615 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15616 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15617 (TYPE_OVERFLOW_UNDEFINED): Define.
15618 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15620 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15621 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15622 (fold_negate_expr): Likewise.
15623 (make_range): Likewise.
15624 (extract_muldiv_1): Likewise.
15625 (maybe_canonicalize_comparison): Likewise.
15626 (fold_comparison): Likewise.
15627 (fold_binary): Likewise.
15628 (tree_expr_nonnegative_p): Likewise.
15629 (tree_expr_nonzero_p): Likewise.
15630 * tree-vrp.c (compare_values): Likewise.
15631 (extract_range_from_binary_expr): Likewise.
15632 (extract_range_from_unary_expr): Likewise.
15633 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15635 (nowrap_type_p): Likewise.
15636 * tree-scalar-evolution.c (simple_iv): Likewise.
15637 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15638 (build_range_check): Likewise.
15639 (extract_muldiv_1): Likewise.
15640 (fold_comparison): Likewise.
15641 * tree-vrp.c (vrp_int_const_binop): Likewise.
15642 (extract_range_from_unary_expr): Likewise.
15643 * convert.c (convert_to_integer): Likewise.
15644 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15645 (fold_comparison): Likewise.
15646 (fold_binary): Likewise.
15647 * optabs.c (optab_for_tree_code): Likewise.
15648 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15649 * simplify-rtx.c (simplify_const_relational_operation): Check
15650 flag_strict_overflow and flag_trapv.
15651 (simplify_const_relational_operation): Likewise.
15652 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15653 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15656 2007-01-27 Roger Sayle <roger@eyesopen.com>
15658 * tree.c (tree_fold_gcd): Delete.
15659 * tree.h (tree_fold_gcd): Remove prototype.
15660 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15661 test whether one constant integer is a multiple of another. Instead
15662 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15663 * fold-const.c (multiple_of_p): We've determined both TOP and
15664 BOTTOM are integer constants so we can call int_const_binop directly
15665 instead of the more generic const_binop.
15667 2007-01-27 Roger Sayle <roger@eyesopen.com>
15669 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15670 1*X check that the constant hasn't overflowed, to preserve the
15672 (round_up): Provide an efficient implementation when rouding-up an
15673 INTEGER_CST to a power-of-two.
15675 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15677 * doc/sourcebuild.texi: Add comma for clarity.
15678 * doc/extend.texi: Fix some typos.
15679 * doc/passes.texi: Likewise.
15680 * doc/cppinternals.texi: Likewise.
15681 * doc/c-tree.texi: Likewise.
15682 * doc/tree-ssa.texi: Likewise.
15683 * doc/install.texi: Likewise.
15685 2007-01-27 Jan Hubicka <jh@suse.cz>
15687 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15688 (pass_sra): Do not require alias information.
15689 * passes.c (init_optimization_passes): Add SRA
15691 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15693 * tracer.c (rest_of_handle_tracer): We already cleaned
15694 up the CFG in tracer() so don't do it here again.
15695 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15696 cleanup_cfg here, either. And don't call renumber_insns.
15698 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15699 and BB_HEAD are in the insn stream here. Instead make sure
15700 that BB_INSN is valid on all insns. Also, do check here that
15701 there are no pending branch predictions...
15702 (rtl_verify_flow_info): ...instead of doing it here. Checks
15703 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15706 2007-01-26 Roger Sayle <roger@eyesopen.com>
15708 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15709 function to simplify/factorize operand order canonicalization.
15710 (ix86_fixup_binary_operands): Reorganize using the above function.
15711 (ix86_binary_operator_ok): Likewise.
15713 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15715 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15716 file scope from optimize_attrs.
15717 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15719 (optimize_attrs): Clear insn_code_values after freeing it.
15721 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15723 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15724 a parts.base assignment.
15726 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15728 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15729 (compute_subscript_distance, initialize_data_dependence_relation,
15730 finalize_ddr_dependent, analyze_ziv_subscript,
15731 analyze_siv_subscript_cst_affine,
15732 compute_overlap_steps_for_affine_univar,
15733 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15734 analyze_siv_subscript, analyze_miv_subscript,
15735 analyze_overlapping_iterations, subscript_dependence_tester_1,
15736 compute_self_dependence, free_dependence_relation): Work
15737 with affine_fn instead of chrecs.
15738 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15739 common_affine_function, affine_function_base,
15740 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15741 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15742 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15743 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15744 (all_chrecs_equal_p): Removed.
15745 * tree-data-ref.h (affine_fn, conflict_function): New types.
15746 (struct subscript): Change type of conflicting_iterations_in_a
15747 and conflicting_iterations_in_b.
15749 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15752 * config/pa/pa.h (TARGET_HPUX_11): New.
15753 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15754 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15756 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15757 Richard Guenther <rguenther@suse.de>
15759 * tree-ssa-structalias.c (solve_graph): Handle case
15760 we merged the variable to another.
15762 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15764 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15767 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15768 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15770 2007-01-25 DJ Delorie <dj@redhat.com>
15772 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15773 allow changes to modes which don't fit in those registers.
15775 * reload1.c (choose_reload_regs): Check for invalid subregs before
15776 computing their locations, not after.
15778 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15781 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15782 save Altivec registers in an eh_return function.
15783 (compute_vrsave_mask): Likewise.
15784 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15785 for saving Altivec registers.
15786 (rs6000_emit_prologue): Don't allocate stack twice in
15787 eh_return function. Correct expected value of altivec_save_offset
15788 when using save_world. Describe save of R0 to stack when using
15789 save_world. Describe stack pointer adjustment when using
15790 save_world. Remove duplicated eh_return parameter register saving.
15791 Update sp_offset variable after save_world.
15792 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15794 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15795 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15798 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15800 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15802 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15805 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15806 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15808 2007-01-25 Richard Guenther <rguenther@suse.de>
15810 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15811 * common.opt (-Wcoverage-mismatch): New warning option.
15812 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15813 if -Wcoverage-mismatch is given.
15815 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15817 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15818 (ipcp_driver): Change to static definition.
15819 Add dumping of the ifunctions.
15820 (constant_val_insert): Remove unused parameter. Support for SSA.
15821 (ipcp_propagate_const): Support for SSA.
15822 (ipcp_profile_bb_print): Print only analyzed nodes.
15823 (ipcp_replace_map_create): Remove support for Fortran constant
15825 * ipa-prop.c (ipa_method_modify_stmt,
15826 ipa_callsite_compute_param): Support for SSA.
15827 * ipa-prop.h (ipcp_driver): Remove declaration.
15828 (IS_VALID_TREE_MAP_INDEX): Add define.
15830 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15832 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15834 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15836 PR middle-end/30447
15837 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15838 constant argument to cabs and do it without checking for
15839 -funsafe-math-optimizations.
15841 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15843 * c-common.h (RID_FIRST_CXX0X): New.
15844 (RID_LAST_CXX0X): New.
15845 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15847 * c.opt (Wc++0x-compat): New.
15848 * doc/invoke.texi (-Wc++0x-compat): Document.
15850 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15852 * builtins.c (fold_builtin_carg): New.
15853 (fold_builtin_1): Use it.
15855 2007-01-24 Jan Hubicka <jh@suse.cz>
15857 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15859 * ipa-inline.c (initial_insns, max_insns): Delete.
15860 (compute_max_insns): New function.
15861 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15862 amount of insns as base for code growth.
15863 (cgraph_decide_inlining): Make initial_insns local; do not compute
15865 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15866 * doc/invoke.texi (inline-unit-growth): Update docs.
15868 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15870 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15871 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15872 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15873 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15874 for CPUs that have PTA_CX16 set.
15876 PR middle-end/27416
15877 * gimplify.c (omp_check_private): New function.
15878 (gimplify_scan_omp_clauses): Use it for
15879 firstprivate/lastprivate/reduction.
15881 PR middle-end/30494
15882 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15883 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15885 PR middle-end/30421
15886 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15887 If lower_lastprivate_clauses emits some statements, append them
15888 to dlist rather than body_p and to body_p append an initializer.
15889 (lower_omp_for): Adjust caller.
15891 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15893 * target.h (globalize_decl_name): New.
15894 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15895 * output.h (default_globalize_decl_name): New.
15896 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15898 (globalize_decl): Ditto.
15899 (default_globalize_decl_name): New.
15900 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15901 (ia64_handle_version_id_attribute): New.
15902 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15903 (ia64_asm_output_external): Use globalize_decl_name instead
15904 of globalize_label.
15905 * doc/extend.texi (version_id): New pragma.
15906 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15908 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15910 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15911 _uleb128_t and _Unwind_SWord with _sleb128_t.
15912 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15913 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15915 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15916 * unwind-pe.h (read_uleb128, read_sleb128,
15917 read_encoded_value_with_base): Likewise.
15918 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15920 2007-01-24 Richard Guenther <rguenther@suse.de>
15922 * builtins.c (expand_builtin_cexpi): Get the fndecl
15923 for cexp in the correct way.
15925 2007-01-24 Jan Hubicka <jh@suse.cz>
15927 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15930 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15932 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15933 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15934 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15935 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15936 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15937 __SIZEOF_PTRDIFF_T__.
15938 * doc/cpp.texi: Documentation for the new builtin macros added.
15940 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15942 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15943 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15944 instead of operands[2] to avoid access past the end of array.
15946 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15948 * reload1.c (emit_reload_insns): Pass the reload register
15949 for a non-spill output reload through forget_old_reloads_1.
15951 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15953 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15954 _SOFT_DOUBLE if doubles use software floating-point.
15955 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15956 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15957 * config/rs6000/darwin-ldouble.c: Also compile functions for
15958 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15959 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15960 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15961 commented-out long double override.
15962 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15963 * config/rs6000/eabispe.h: Likewise.
15964 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15965 long double for non-SPE.
15966 (rs6000_handle_option): Likewise.
15967 (invalid_e500_subreg): Disallow more subregs involding DImode,
15968 DFmode, TImode or TFmode.
15969 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15971 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15973 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15974 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15976 (rs6000_legitimate_address): Also check for TFmode for E500
15978 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15979 (spe_build_register_parallel): Handle TFmode and TCmode.
15980 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15982 (function_arg): Handle TFmode and TCmode for E500 double.
15983 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15985 (print_operand): Handle TFmode and TImode for %y.
15986 (rs6000_generate_compare): Handle TFmode comparisons for E500
15988 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15989 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15990 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15991 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15992 TFmode for E500 double.
15993 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15994 (floatsidf2): Enable for E500 double.
15995 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15996 (extenddftf2): Change to extenddftf2_fprs.
15997 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15998 depending on TARGET_E500_DOUBLE.
15999 (extendsftf2): Enable for E500 double.
16000 (trunctfdf2): Enable for E500 double.
16001 (trunctfsf2): Change to trunctfsf2_fprs.
16002 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16003 depending on TARGET_E500_DOUBLE.
16004 (floatsitf2): Enable for E500 double.
16005 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16006 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16007 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16008 (negtf2): Change to negtf2_internal.
16009 (negtf2): New expander.
16010 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16011 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16012 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16013 (movdi_internal32): Use rs6000_nonimmediate_operand.
16014 (unnamed splitter): Likewise.
16015 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16016 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16017 (SPE64TF, DITI): New mode macros.
16018 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16021 (frob_<mode>_di_2): New.
16022 (frob_tf_di_8_2): New.
16023 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16025 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16027 (frob_ti_<mode>_8_2): New.
16028 (frob_ti_tf_2): New.
16029 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16030 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16032 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16033 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16034 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16035 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16036 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16037 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16040 2007-01-23 Ian Lance Taylor <iant@google.com>
16042 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16044 (OBJS-archive): Reformat, alphabetize.
16045 (OBJS): Change out_object_file to OBJS-md.
16047 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16049 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16050 JUMP_P and CALL_P predicates where applicable.
16051 * config/i386/i386.c: Ditto.
16052 * config/i386/i386.md: Ditto.
16053 * config/i386/mmx.md: Ditto.
16054 * config/i386/predicates.md: Ditto.
16056 2007-01-22 Andreas Schwab <schwab@suse.de>
16058 * config/m68k/m68k.h: Fix comment.
16060 2007-01-22 Jan Hubicka <jh@suse.cz>
16062 * passes.c (init_optimization_passes): Do not rerun
16063 pass_early_warn_uninitialized.
16065 2007-01-22 Richard Guenther <rguenther@suse.de>
16067 PR tree-optimization/30038
16068 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16070 (execute_cse_sincos_1): Likewise.
16071 (execute_cse_sincos): Likewise.
16072 (gate_cse_sincos): Likewise.
16073 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16074 the cexpi() canonicalization of sincos().
16075 * tree-pass.h (pass_cse_sincos): Declare.
16076 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16078 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16080 PR rtl-optimization/29329
16081 * combine.c (replaced_rhs_insn): Rename to i2mod.
16082 (replaced_rhs_value): Rename to i2mod_new_rhs.
16083 (i2mod_old_rhs): New global variable.
16084 (combine_instructions): Adjust for above change. Save a copy of
16085 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16086 note are substituted in the second instruction.
16087 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16088 ditch the note if it pertains to the second eliminated register
16089 and this register is mentioned in i2mod_old_rhs.
16092 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16094 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16095 the insn to which the note was originally attached.
16097 2007-01-21 Jan Hubicka <jh@suse.cz>
16099 * ipa-inline.c (inlining_mode): Comment, move up.
16100 (cgraph_decide_inlining_incrementally): Do not perform inlining
16101 itself; fix handling of flattening of self recursive functions.
16102 (cgraph_find_cycles): Remove.
16103 (cgraph_flatten_node): Remove.
16104 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16105 (try_inline): New function.
16106 (cgraph_early_inlining): Update call of
16107 cgraph_decide_inlining_incrementally. Apply inlining here.
16108 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16110 2007-01-21 Dirk Mueller <dmueller@suse.de>
16113 * tree-vrp.c (check_array_bounds): do not warn
16114 about ADDR_EXPR's of ARRAY_REF's which are immediately
16115 used in binary expressions.
16117 2007-01-21 Ira Rosen <irar@il.ibm.com>
16119 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16120 read_write_dep and macros for its access.
16121 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16122 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16123 argument, call vect_check_interleaving for every independent pair of
16124 data-refs. Mark loads that access the same memory location as a store
16126 (vect_check_dependences): Remove.
16127 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16128 call, fix the call to vect_analyze_data_ref_dependence.
16129 (vect_analyze_data_ref_access): For statements that access the same
16130 data-ref, check that they are not stores; for loads, check that there
16131 is no store that access the same location.
16133 2007-01-20 Roger Sayle <roger@eyesopen.com>
16134 Joseph Myers <joseph@codesourcery.com>
16136 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16137 (-fdump-rtl-stack): Likewise.
16138 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16139 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16140 (-mpt-fixed): Use @minus{} for minus sign.
16141 (Using Precompiled Headers): Fix under/overfull hbox.
16143 2007-01-20 Jan Hubicka <jh@suse.cz>
16145 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16146 place within annotation.
16148 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16150 * pa.c (output_move_double): Change array size of xoperands to 4.
16152 2007-01-20 Jan Hubicka <jh@suse.cz>
16154 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16157 2007-01-19 Ian Lance Taylor <iant@google.com>
16159 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16160 constant to unsigned HOST_WIDE_INT before negating.
16162 2007-01-19 Ian Lance Taylor <iant@google.com>
16164 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16166 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16167 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16168 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16169 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16170 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16171 (realloc_vdef, realloc_vuse): Change second parameter to
16173 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16174 fields to unsigned.
16175 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16176 unsigned. Change x and lim locals to unsigned.
16177 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16179 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16180 (copy_virtual_operands): Change i and n locals to unsigned.
16182 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16184 PR middle-end/29335
16185 * builtins.c (fold_builtin_1): Handle builtin fdim.
16187 2007-01-20 Jan Hubicka <jh@suse.cz>
16189 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16190 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16191 init_alias_heapvars.
16192 (init_alias_heapvars): Initialize only when not already initialized.
16193 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16195 2007-01-19 Roger Sayle <roger@eyesopen.com>
16197 * common.opt (fsigned-zeros): New command line option.
16198 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16199 of flag_unsafe_math_optimizations.
16200 * opts.c (set_fast_math_flags): The -ffast-math command line option
16201 implies -fno-signed-zeros.
16202 (fast_math_flags_set_p): Likewise.
16204 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16205 the documentation of -ffast-math appropriately. Wrap long lines.
16207 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16209 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16210 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16212 2007-01-19 Tomas Bily <tbily@suse.cz>
16214 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16216 (tree_init_ic_make_global_vars): New function
16217 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16218 (tree_gen_ic_profiler): New function
16219 (tree_gen_ic_func_profiler): New function
16220 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16221 (tree_profile_hooks): Added hook for indirec/virtual calls
16222 * value-prof.c (tree_find_values_to_profile): New case for
16224 (tree_values_to_profile): Call for determining indirect/virtual
16226 (tree_indirect_call_to_profile): New function
16227 (tree_ic_transform): New function
16228 (tree_ic): New function
16229 (find_func_by_pid): New function
16230 (init_pid_map): New function
16231 (tree_value_profile_transformations): Added check for
16232 indirect/virtual call transformation
16233 * value-prof.h (enum hist_type): New counter type for
16234 indirect/virtual calls
16235 (profile_hooks): Added new hook for profiling indirect/virtual
16237 * profile.c (instrument_values): New case for indirect/virtual
16239 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16240 (GCOV_COUNTER_V_INDIR): New counter type
16241 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16242 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16244 * cgraph.c: Definition of cgraph_max_pid
16245 (cgraph_create_node): Default init of pid attribute
16246 * cgraph.h: Declaration of cgraph_max_pid
16247 (struct cgraph_node): Added pid attribute
16248 * libgcov.c (__gcov_indirect_call_profiler): New function
16249 (__gcov_one_value_profiler_body): New function
16250 (__gcov_one_value_profiler): Body was moved to
16251 __gcov_one_value_profiler_body and calls it
16253 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16255 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16256 * gengtype.c (write_types_data, write_func_for_structure,
16257 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16258 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16259 (walk_type, write_func_for_structure): Generate the mark_hook if
16262 2007-01-19 Jan Hubicka <jh@suse.cz>
16264 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16265 'early' argument take inlining mode argument specifying whether to
16266 inline for size/speeed or all functions; add support for flattening;
16268 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16270 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16273 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16274 the name of the declared identifier.
16276 2007-01-19 Dirk Mueller <dmueller@suse.de>
16278 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16279 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16280 duplicate evaluation.
16282 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16284 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16285 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16286 to XFMode, use acosxf2 and truncate result to requested mode.
16287 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16288 (asin<mode>2): Similarly, with asin expanders.
16289 (*fscalexf4_i387): Rename from *fscalexf4.
16290 (expNcorexf3): New expander.
16291 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16292 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16293 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16294 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16295 patterns for SSE math.
16296 (exp10<mode>2): Similarly, with exp10 expanders.
16297 (exp2<mode>2): Similarly, with exp2 expanders.
16298 (expm1<mode>2): Similarly, with expm1 expanders.
16299 (ldexp<mode>3): Similarly, with ldexp expanders.
16300 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16301 Use gen_truncxf<mode>2_i387_noop to truncate result.
16303 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16305 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16306 for ColdFire targets.
16308 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16309 Richard Sandiford <richard@codesourcery.com>
16311 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16312 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16313 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16314 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16315 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16316 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16318 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16320 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16321 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16322 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16323 (*adddi_dilshr32_cf): New pattern.
16324 (adddi3, subdi3): Remove first alternatives.
16326 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16328 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16329 implemented using move.l, do not use its cc result for floating-point
16332 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16334 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16335 from accepting 's' constraints if flag_pic.
16337 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16339 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16340 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16341 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16342 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16344 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16346 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16347 ColdFire alternatives.
16348 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16349 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16350 architectures that support ff1 instruction.
16352 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16353 Julian Brown <julian@codesourcery.com>
16355 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16356 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16357 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16360 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16362 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16364 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16365 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16366 HOST_WIDE_INT instead of an rtx.
16367 (m68k_rtx_costs): Update call accordingly.
16368 (output_move_const_into_data_reg): Likewise. Fix formatting.
16369 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16371 (output_move_simode_const): Update calls after above changes.
16372 Rework to use automatic variables and predicates like MEM_P.
16373 * config/m68k/m68k.md (pushexthisi_const): Update call to
16376 2007-01-19 Dirk Mueller <dmueller@suse.de>
16378 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16379 in dump_flags test.
16381 2007-01-19 Richard Guenther <rguenther@suse.de>
16383 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16384 via cexp in case sincos is not available.
16386 2007-01-19 Richard Guenther <rguenther@suse.de>
16388 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16389 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16390 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16391 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16392 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16393 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16394 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16395 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16397 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16399 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16401 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16402 (atan2xf3): Directly generate RTL pattern.
16403 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16404 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16405 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16406 disable patterns for SSE math.
16407 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16408 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16409 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16410 disable patterns for SSE math.
16412 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16414 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16416 2007-01-18 Roger Sayle <roger@eyesopen.com>
16418 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16419 VIEW_CONVERT_EXPR to the same type as it's operand.
16421 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16423 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16424 configured for long double 128.
16426 2007-01-18 Mike Stump <mrs@apple.com>
16428 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16431 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16433 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16436 2007-01-18 Jan Hubicka <jh@suse.cz>
16438 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16439 greater than NUM_VOP_FREE_BUCKETS.
16441 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16443 * tree-ssa-structalias.c: Update comments.
16444 (ptabitmap_obstack): Removed.
16445 (pta_obstack): New.
16446 (oldpta_obstack): Ditto.
16447 (stats): Add a few members.
16448 (struct variable_info): Remove node, complex, address_taken, and
16449 indirect_target members. Add oldsolution member.
16450 (new_var_info): Do not initialize removed members.
16451 (constraint_expr_type): Remove INCLUDES.
16452 (constraint_graph): Add size, implicit_preds, rep,
16453 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16454 (FIRST_REF_NODE): New macro.
16455 (LAST_REF_NODE): Ditto.
16456 (FIRST_ADDR_NODE): Ditto.
16457 (find): New function.
16459 (dump_constraint): Do not handle INCLUDES.
16460 (insert_into_complex): Do not insert duplicate constraints.
16461 (condense_varmap_nodes): Renamed and rewritten into ...
16462 (merge_node_constraints): This. Also fix bug in handling of
16463 offseted copy constraints.
16464 (clear_edges_for_node): No longer need to deal with preds at all,
16465 or removing associated preds/succs.
16466 (merge_graph_nodes): Deal with indirect_cycles.
16467 Don't deal with predecessors.
16468 (add_implicit_graph_edge): New function.
16469 (add_pred_graph_edge): Ditto.
16470 (add_graph_edge): Don't deal with predecessors.
16471 (build_constraint_graph): Removed.
16472 (build_pred_graph): New function.
16473 (build_succ_graph): Ditto.
16474 (struct scc_info): Removed in_component. Added roots, dfs, and
16475 node_mapping. Remove visited_index, unification_queue.
16476 (scc_visit): Deal with union-find we do now.
16477 Deal with cycles with REF nodes.
16478 (collapse_nodes): Renamed and rewritten to ...
16479 (unify_nodes): This.
16480 (process_unification_queue): Removed.
16481 (topo_visit): Cleanup
16482 (do_da_constraint): Use find.
16483 (do_sd_constraint): Ditto.
16484 (do_ds_constraint): Ditto.
16485 (do_complex_constraint): Ditto.
16486 (init_scc_info): Update for removed and added members.
16487 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16488 (find_indirect_cycles): This.
16489 (equivalence_class): New variable.
16490 (label_visit): New function.
16491 (perform_variable_substitution): Rewritten.
16492 (free_var_substitution_info): New function.
16493 (find_equivalent_node): Ditto.
16494 (move_complex_constraints): Ditto.
16495 (eliminate_indirect_cycles): Ditto.
16496 (solve_graph): Only propagate changed bits.
16497 Use indirect cycle elimination.
16499 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16500 (tree_id_eq): Renamed to ...
16501 (tree_vi_eq): This. Update for member change
16502 (insert_id_for_tree): Renamed and rewritten to ...
16503 (insert_vi_for_tree): This.
16504 (lookup_id_for_tree): Renamed and rewritten to ...
16505 (lookup_vi_for_tree): This.
16506 (get_id_for_tree): Renamed and rewritten to ...
16507 (get_vi_for_tree): Ditto.
16508 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16509 (process_constraint): Don't handle INCLUDES.
16510 Remove special ADDRESSOF case.
16511 (find_func_aliases): Rewrite to use vi functions instead of id
16513 (create_function_info_for): Ditto.
16514 (create_variable_info_for): Ditto.
16515 (intra_create_variable_infos): Ditto.
16516 (merge_smts_into): Ditto.
16517 (find_what_p_points_to): Ditto.
16518 (init_base_vars): Ditto.
16519 (init_alias_vars): Ditto.
16520 (remove_preds_and_fake_succs): New function.
16521 (dump_sa_points_to_info): Dump new stats.
16522 (dump_solution_for_var): Use find.
16523 (set_used_smts): Fix formatting.
16524 (compute_points_to_sets): Updated for new functions.
16525 (ipa_pta_execute): Ditto.
16527 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16528 Richard Sandiford <richard@codesourcery.com>
16530 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16532 * calls.c (expand_call): If the return value is a PARALLEL,
16533 extract its first member.
16534 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16535 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16536 use FUNCTION_EXTRA_EPILOGUE.
16537 (m68k_function_value): Return a PARALLEL if the return value
16538 is of a pointer type.
16539 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16540 (FUNCTION_EXTRA_EPILOGUE): Remove.
16541 * config/m68k/m68k.md (D0_REG): New constant.
16543 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16545 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16546 output a NOP for empty epilogues.
16548 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16550 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16551 before function. Extend register save check to include all
16552 registers, not just integer ones.
16554 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16556 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16557 (m68k_use_return_insn): ...this.
16558 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16559 * config/m68k/m68k.c (use_return_insn): Rename to...
16560 (m68k_use_return_insn): ...this.
16561 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16562 of USE_RETURN_INSN.
16564 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16566 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16567 nearest even, fix denormal rounding overflow.
16569 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16571 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16572 f%$smove and f%$move.
16573 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16574 (extendsfdf2_cf): Use fdmove instead of f%&move.
16575 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16576 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16578 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16580 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16583 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16585 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16586 (coldfire_single_format): Declare.
16587 (coldfire_double_format): Likewise.
16588 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16589 of qnan_msb_set to determine the lower bits of a canonical
16591 (encode_ieee_double): Likewise.
16592 (encode_ieee_quad): Likewise.
16593 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16594 (mips_single_format): Likewise.
16595 (ieee_double_format): Likewise.
16596 (mips_double_format): Likewise.
16597 (ieee_extended_motorola_format): Likewise.
16598 (ieee_extended_intel_96_format): Likewise.
16599 (ieee_extended_intel_128_format): Likewise.
16600 (ieee_extended_intel_96_round_53_format): Likewise.
16601 (ibm_extended_format): Likewise.
16602 (mips_extended_format): Likewise.
16603 (ieee_quad_format): Likewise.
16604 (mips_quad_format): Likewise.
16605 (vax_f_format): Likewise.
16606 (vax_d_format): Likewise.
16607 (vax_g_format): Likewise.
16608 (i370_single_format): Likewise.
16609 (i370_double_format): Likewise.
16610 (decimal_single_format): Likewise.
16611 (decimal_double_format): Likewise.
16612 (decimal_quad_format): Likewise.
16613 (c4x_single_format): Likewise.
16614 (c4x_extended_format): Likewise.
16615 (real_internal_format): Likewise.
16616 (coldfire_single_format): New real_format.
16617 (coldfire_double_format): Likewise.
16618 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16619 canonical_nan_lsbs_set.
16620 (pdp11_d_format): Likewise.
16621 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16622 if TARGET_COLDFIRE_CPU.
16624 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16626 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16627 (output_call, m68k_legitimize_call_address): Declare.
16628 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16629 parenthesees. Add support for a 'W' constraint.
16630 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16631 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16632 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16633 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16635 (override_options): Initialize them. Do not set flag_no_function_cse
16636 for TARGET_ID_SHARED_LIBRARY.
16637 (m68k_output_pic_call): Delete.
16638 (m68k_legitimize_call_address): New function.
16639 (print_operand): Remove the %o prefix. Handle the %p prefix.
16640 (output_call): New function.
16641 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16642 target address from the GOT if symbolic jumps are not allowed.
16643 * config/m68k/m68k.md (call, general_operand): Do not set
16644 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16645 Merge separate flag_pic and !flag_pic define_insns into...
16646 (*call, *call_value): ...these new patterns. Match the address
16647 rather than the containing MEM and require it to be a call_operand.
16648 Use output_call to generate the asm template.
16649 * config/m68k/predicates.md (const_call_operand): New predicate.
16650 (call_operand): Likewise.
16652 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16654 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16655 (STACK_GROWS_DOWNWARD): Define to 1.
16656 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16657 comments, emphasizing that these values are only defaults.
16658 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16659 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16661 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16663 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16665 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16666 Richard Sandiford <richard@codesourcery.com>
16668 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16669 (FP_REGNO_P): New macros.
16670 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16671 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16672 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16673 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16675 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16677 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16678 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16680 * config/m68k/t-floatlib: New file, extracting common code from...
16681 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16682 * config/m68k/t-uclinux: Here.
16683 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16684 routines on ColdFire targets.
16686 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16688 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16689 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16690 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16691 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16692 explicitly set MOTOROLA to 1.
16693 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16695 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16696 Nathan Sidwell <nathan@codesourcery.com>
16698 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16699 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16700 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16701 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16702 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16703 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16704 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16705 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16706 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16707 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16708 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16709 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16710 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16711 (DBX_REGISTER_NUMBER): Delete.
16712 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16713 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16714 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16716 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16718 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16719 * config/flat.h: New file.
16720 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16721 OBJECT_FORMAT_FLAT.
16722 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16723 indirect references for -msep-data or -mid-shared-library.
16724 Do not use PC-relative code addresses either.
16725 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16727 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16728 for shared libraries and crt1.o for executables. Use crti.o and
16730 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16731 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16732 Do not add -elf2flt or -shared-lib-id options here.
16733 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16734 Pass -shared-lib-id if -mid-shared-library, taking the library
16735 identifier from -mshared-library-id if given, otherwise
16737 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16738 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16739 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16740 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16741 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16742 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16744 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16745 jump sequence for ISA A and ISA A+.
16746 (PICJUMP): Likewise.
16748 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16750 * config.gcc (m68k-*-uclinux*): Base the port on the common
16751 and m68k GNU/Linux files rather than on the generic ELF ones.
16752 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16753 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16755 2007-01-18 Julian Brown <julian@codesourcery.com>
16756 Richard Sandiford <richard@codesourcery.com>
16758 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16759 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16760 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16762 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16763 80 unconditionally.
16764 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16766 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16768 * doc/install.texi: Document m68k-uclinuxoldabi.
16769 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16770 * config/m68k/uclinux-oldabi.h: New file, copied from
16771 config/m68k/uclinux.h.
16773 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16775 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16776 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16777 (m32r_compute_frame_size): Use unsigned for regno.
16778 (m32r_reload_lr): Use gen_frame_mem.
16780 (m32r_output_function_epilogue): Don't output the function epilogue
16782 (m32r_expand_epilogue): New.
16783 (direct_return): Return false if the function has the interrupt
16785 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16786 * config/m32r/m32r.md (epilogue): New expander.
16787 (return_lr, return_rte): New insns.
16788 (return): Make it expander.
16789 (return_normal): New expander.
16791 2007-01-18 Josh Conner <jconner@apple.com>
16794 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16795 support for UNLE, UNLT, UNGE, and UNGT.
16797 2007-01-18 Jan Hubicka <jh@suse.cz>
16799 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16800 * tree-tailcall (add_virtual_phis): Likewise.
16801 (optimize_tail_call): Return TODOs.
16802 (execute_tail_calls): Return TODOs.
16803 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16804 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16806 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16807 Cleanup cfg using TODO.
16808 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16809 * passes.c (execute_function_todo): When cleanup did something, remove
16811 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16812 (make_edges): Don't cleanup_cfg.
16814 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16816 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16817 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16818 operate on the top of stack.
16819 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16820 register handling of instructions that output to the second
16822 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16823 (move_for_stack_reg): Special-case check for dead destination
16824 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16826 * config/i386/i386.md (UNSPEC_TAN): New constant.
16827 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16828 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16829 to correctly model move of constant 1.0 to top stack slot.
16830 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16831 (unnamed peephole2 pattern): Remove corresponding peephole2
16832 pattern that optimizes tan insn and loading of constant 1.0.
16833 (tanxf2): Use fptanxf4_i387.
16834 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16835 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16836 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16837 disable patterns for SSE math.
16838 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16839 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16841 2007-01-18 Dirk Mueller <dmueller@suse.de>
16842 Richard Guenther <rguenther@suse.de>
16845 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16846 * common.opt (Warray-bounds): Add new warning option.
16847 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16849 * Makefile.in: make tree-vrp.o depend on toplev.h
16850 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16852 (check_array_refs, check_array_bounds, check_array_ref): New.
16854 2007-01-18 Jan Hubicka <jh@suse.cz>
16856 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16857 (execute_ssa_ccp): Return flags conditionally.
16858 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16860 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16862 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16864 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16865 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16867 * Makefile.c (GTFILES): Add cfglayout.h.
16868 * gengtype.c (open_base_files): Likewise.
16869 * cfglayout.c (cfg_layout_function_footer,
16870 cfg_layout_function_header) Reindent to make gengtype happy.
16871 * cfglayout.h (cfg_layout_function_footer,
16872 cfg_layout_function_header): Add GTY(()) marker.
16874 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16876 2007-01-18 Ben Elliston <bje@au.ibm.com>
16878 * genautomata.c (write_automata): Include xstrerror output in the
16879 error message if writing the DFA description file fails.
16881 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16883 * config/mips/mips-protos.h (mips_output_external): Make it
16885 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16886 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16887 (extern_list): Likewise.
16888 (extern_head): Likewise.
16889 (TARGET_ASM_FILE_END): Likewise.
16890 (mips_file_end): Likewise.
16891 (mips_output_external): Rewritten.
16893 2007-01-18 Ben Elliston <bje@au.ibm.com>
16895 * genpreds.c (write_insn_preds_c): Only write out the function
16896 body for regclass_for_constraint if we have register constraints.
16898 2007-01-17 Tom Tromey <tromey@redhat.com>
16900 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16901 * doc/install.texi (Testing): Use sourceware.org.
16902 (Binaries): Likewise.
16903 (Specific): Likewise.
16904 * doc/contrib.texi (Contributors): Use sourceware.org.
16906 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16908 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16909 (AVR_ENHANCED): Rename to ...
16910 (AVR_HAVE_MUL): ... new.
16911 (avr_enhanced_p): Rename to ...
16912 (avr_have_mul_p): ... new.
16913 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16914 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16915 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16916 (avr_have_mul_p): ... new.
16917 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16918 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16919 'avr_enhanced_p' and 'enhanced'.
16920 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16921 AVR_HAVE_MUL instead of AVR_ENHANCED.
16922 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16923 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16924 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16925 instead of AVR_ENHANCED.
16926 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16927 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16928 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16930 2007-01-17 Ian Lance Taylor <iant@google.com>
16932 * vec.h (VEC_reserve_exact): Define.
16933 (vec_gc_p_reserve_exact): Declare.
16934 (vec_gc_o_reserve_exact): Declare.
16935 (vec_heap_p_reserve_exact): Declare.
16936 (vec_heap_o_reserve_exact): Declare.
16937 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16939 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16940 negative parameter.
16941 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16942 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16943 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16944 * vec.c (calculate_allocation): Add exact parameter. Change all
16946 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16947 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16948 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16949 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16950 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16951 (vec_heap_p_reserve_exact): New function.
16952 (vec_heap_o_reserve_exact): New function.
16954 2007-01-17 Jan Hubicka <jh@suse.cz>
16956 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16958 2007-01-17 Eric Christopher <echristo@apple.com>
16960 * config.gcc: Support core2 processor.
16962 2007-01-16 Jan Hubicka <jh@suse.cz>
16964 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16965 the names, just unlink the chain so we don't crash on dangling
16969 2007-01-16 Jan Hubicka <jh@suse.cz>
16971 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16972 * tree-pass.h: Reorder to make IPA passes appear toegher.
16973 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16975 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16976 parameters, do not call early inliner.
16977 * ipa-inline.c: Update comments. Include tree-flow.h
16978 (cgraph_decide_inlining): Do not compute inlining parameters.
16979 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16980 be called with function context set up.
16981 (pass_ipa_inline): Remove unreachable functions before pass.
16982 (cgraph_early_inlining): Simplify assuming to be called from the
16984 (pass_early_inline): New pass.
16985 (cgraph_gate_ipa_early_inlining): New gate.
16986 (pass_ipa_early_inline): Turn into simple wrapper.
16987 (compute_inline_parameters): New function.
16988 (gate_inline_passes): New gate.
16989 (pass_inline_parameters): New pass.
16990 (apply_inline): Move here from tree-optimize.c
16991 (pass_apply_inline): New pass.
16992 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16994 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16995 doing them by hand.
16996 (tree_function_versioning): Do not allocate dummy struct function.
16997 * tree-inline.h (optimize_inline_calls): Update prototype.
16998 * tree-optimize.c (execute_fixup_cfg): Export.
16999 (pass_fixup_cfg): Remove
17000 (tree_rest_of_compilation): Do not apply inlines.
17001 * tree-flow.h (execute_fixup_cfg): Declare.
17002 * Makefile.in (gt-passes.c): New.
17003 * passes.c: Include gt-passes.h
17004 (init_optimization_passes): New passes.
17005 (nnodes, order): New static vars.
17006 (do_per_function_toporder): New function.
17007 (execute_one_pass): Dump current pass here.
17008 (execute_ipa_pass_list): Don't dump current pass here.
17010 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17012 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17013 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17015 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17017 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17018 (strong_alias): Define.
17019 (__gcc_qmul): Provide non-FMA for soft-float.
17020 (__gcc_qdiv): Same.
17025 (__gcc_qunord): New.
17035 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17036 soft-float functions.
17037 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17038 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17039 about long double soft float.
17041 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17042 Tehila Meyzels <tehila@il.ibm.com>
17044 * tree-vectorizer.h (is_pattern_stmt_p): New.
17045 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17046 formatting (tabs instead of spaces). Cleanup and clarify setting
17047 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17048 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17049 (vectorizable_type_demotion): Check that types are integral.
17050 (vectorizable_type_promotion): Likewise.
17051 (vectorizable_store): Fix typo. Eliminate new-line at end of
17054 2007-01-16 Jan Hubicka <jh@suse.cz>
17056 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17059 2007-01-15 Eric Christopher <echristo@apple.com>
17061 * ifcvt.c: Include vec.h, vecprim.h.
17062 (check_cond_move_block): New argument regs.
17063 Reorganize. Add registers used to regs.
17064 (cond_move_process_if_block): Use regs set above as
17067 2007-01-15 Eric Christopher <echristo@apple.com>
17069 * config/darwin.h: Update copyright.
17070 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17071 (LINK_COMMAND_SPEC): Add -u.
17072 (LINK_SPEC): Fix umbrella for above.
17074 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17076 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17079 2007-01-15 Tom Tromey <tromey@redhat.com>
17081 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17082 * doc/install.texi (Testing): Don't mention jacks.
17083 (Configuration): Document --enable-java-maintainer-mode. Move
17084 --with-java-home to libgcj-specific section. Document
17086 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17088 2007-01-15 Jan Hubicka <jh@suse.cz>
17090 * tree-ssa-dce.c (DCE_TODOs): New.
17091 (propagate_necessity): Return if something changed.
17092 (eliminate_unnecessary_stmts): Likewise.
17093 (perform_tree_ssa_dce): Return TODO flags when needed.
17094 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17096 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17098 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17099 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17100 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17101 patterns using X87MODEF12 mode macro. Extend operand 1
17102 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17103 (log10<mode>2): Ditto.
17104 (log2<mode>2): Ditto.
17105 (log1p<mode>2): Ditto.
17106 (logb<mode>2): Ditto.
17107 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17108 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17109 (*fxtractxf3_i387): Rename from *fxtractxf3.
17110 (fxtract_extend<mode>xf3_i387): New insn pattern.
17111 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17112 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17113 and gen_fyl2xxf3_i387().
17115 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17117 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17118 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17119 get_loop_exit_edges. Changed return type to bool.
17120 * cfgloop.h (fix_loop_placement): Declaration removed.
17122 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17124 * param.h (MIN_VECT_LOOP_BOUND): New.
17125 * params.def (MIN_VECT_LOOP_BOUND): New.
17126 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17127 argument - minimum threshold for number of iterations.
17128 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17129 argument to declaration.
17130 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17131 MIN_VECT_LOOP_BOUND.
17132 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17133 slpeel_tree_peel_loop_to_edge with additional argument.
17134 (vect_do_peeling_for_alignment): Likewise.
17135 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17137 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17140 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17141 operands of size 1.
17143 2007-01-14 Jan Hubicka <jh@suse.cz>
17145 * tree-dfa.c (remove_referenced_var): New function.
17146 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17147 prune referenced vars list too.
17148 * tree-flow.h (remove_referenced_var): Declare.
17150 2007-01-14 Jan Hubicka <jh@suse.cz>
17152 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17154 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17155 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17156 * except.h (verify_eh_throw_table_statements): Kill prototype.
17157 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17158 into call exrepssions.
17159 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17161 * tree-cfg.c: Include pointer-set.h.
17162 (verify_node_sharing): Work on pointer set.
17163 (verify_eh_throw_stmt_node): New.
17164 (verify_stmts): Use pointers sets, verify throw_stmt.
17166 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17168 * ipa-reference.c (analyze_function): Consider also addresses taken
17171 2007-01-12 Roger Sayle <roger@eyesopen.com>
17173 * c-typeck.c (null_pointer_constant_p): Replace use of
17174 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17175 (build_c_cast): Likewise.
17177 2007-01-12 Roger Sayle <roger@eyesopen.com>
17179 * tree.h (force_fit_type_double): Remove unused final argument.
17180 * c-common.c (constant_expression_warning): Replace use of
17181 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17182 (convert_and_check): Likewise.
17183 (shorten_compare): Update call to force_fit_type_double.
17184 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17185 * convert.c (convert_to_pointer): Update call to
17186 force_fit_type_double.
17187 * fold-const.c (force_fit_type_double): Remove overflowed_const
17189 (int_const_binop, fold_convert_const_int_from_int,
17190 fold_convert_const_int_from_real, fold_div_compare,
17191 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17192 fold_abs_const, fold_not_const): Remove the final argument from
17193 calls to force_fit_type_double.
17195 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17197 * configure.ac: Set insn to "nop" for spu-*-* also.
17198 * configure: Regenerate.
17200 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17202 * builtins.def : Add BUILT_IN_FREE.
17204 2007-01-12 Jan Hubicka <jh@suse.cz>
17206 PR tree-optimization/30443
17207 * tree-inline.c (tree_function_versioning): Do not optimize when
17208 cloning for inlining.
17210 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17212 * doc/loop.texi: Document recording of loop exits.
17213 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17214 (update_single_exits_after_duplication,
17215 update_single_exit_for_duplicated_loop,
17216 update_single_exit_for_duplicated_loops): Removed.
17217 (duplicate_loop_to_header_edge): Do not call
17218 update_single_exits_after_duplication and
17219 update_single_exit_for_duplicated_loops.
17220 (loop_version): Do not update single_exit information.
17221 (fix_loop_structure): Use record_loop_exits instead of
17222 mark_single_exit_loops.
17223 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17224 the lists of loop exits.
17225 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17226 split_edge, merge_blocks): Update the lists of loop exits.
17227 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17228 loop_optimizer_init.
17229 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17230 of mark_single_exit_loops.
17231 (loop_optimizer_finalize): Call release_recorded_exits.
17232 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17233 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17234 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17235 update single exit information.
17236 * lambda-code.c (perfect_nestify): Ditto.
17237 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17238 (mark_single_exit_loops): Removed.
17239 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17240 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17241 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17243 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17244 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17245 (verify_loop_structure): Verify consistency of the exit lists.
17246 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17247 (set_single_exit): Removed.
17248 * cfgloop.h (struct loop_exit): New function.
17249 (struct loop): single_exit_ field replaced by exits field.
17250 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17251 LOOPS_HAVE_RECORDED_EXITS.
17252 (struct loops): Added exits hash.
17253 (mark_single_exit_loops, set_single_exit): Declaration removed.
17254 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17256 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17258 * doc/invoke.texi: Avoid use of @headitem.
17260 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17262 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17264 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17266 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17269 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17270 Richard Sandiford <richard@codesourcery.com>
17272 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17273 * config/m68k/m68k.opt: Resort options.
17274 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17276 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17277 Richard Sandiford <richard@codesourcery.com>
17279 * doc/invoke.texi: Document the macros that are defined by
17280 m68k's -mtune and -mhard-float options.
17281 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17282 (m68k_cpp_cpu_family): Likewise.
17283 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17284 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17285 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17286 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17287 (m68k_cpp_cpu_family): Likewise.
17289 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17291 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17292 macros besides mc68000 as tuning macros. Use a switch statement
17293 to set them and mcpu32.
17295 2007-01-12 Julian Brown <julian@codesourcery.com>
17297 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17298 (TARGET_68040_ONLY): Rename to...
17299 (TARGET_68040): ...this.
17300 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17301 * config/m68k/m68k.md: Likewise.
17303 2007-01-12 Julian Brown <julian@codesourcery.com>
17304 Nathan Sidwell <nathan@codesourcery.com>
17305 Richard Sandiford <richard@codesourcery.com>
17307 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17308 the -mcpu= argument associated with the --with-cpu setting.
17309 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17310 if different from the one implied by the -mcpu setting.
17311 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17312 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17313 * doc/invoke.texi: Mention ColdFire in the introduction to the
17314 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17315 -mno-div and -mhard-float options. Make -m68881 a synonym for
17316 -mhard-float. Document the previously-undocumented -m5206e,
17317 -m528x, -m5307 and -m5407 options. Tweak the existing option
17318 documentation for consistency.
17319 * doc/install.texi: Mention new --with-cpu arguments.
17320 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17321 default CPU if neither -mcpu nor -march are specified.
17322 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17323 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17324 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17325 using m68k_tune to decide between families that implement the
17326 same ISA. Use m68k_tune to set __mcfv4e__.
17327 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17328 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17329 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17330 (FL_ISA_C, FL_ISA_MMU): New macros.
17331 (MASK_COLDFIRE): Delete.
17332 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17333 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17334 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17335 (TARGET_HARD_FLOAT): Do not define here.
17336 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17337 (TUNE_68000): New macro.
17338 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17339 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17340 (TUNE_CFV2): Redefine in terms of m68k_tune.
17341 (uarch_type, target_device, fpu_type): New enums.
17342 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17343 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17344 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17345 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17346 (FL_FOR_isa_c): New macros.
17347 (m68k_isa): New enum.
17348 (m68k_target_selection): New structure.
17349 (all_devices, all_isas, all_microarchs): New tables.
17350 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17351 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17352 (MASK_ALL_CPU_BITS): Delete.
17353 (m68k_find_selection): New function.
17354 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17355 Map the legacy target options to a combination of the new ones.
17356 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17357 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17358 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17360 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17361 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17363 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17364 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17365 * config/m68k/m68k-devices.def: New file.
17367 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17368 Nathan Sidwell <nathan@codesourcery.com>
17370 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17371 (SUBTARGET_EXTRA_SPECS): New macros.
17372 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17373 use %(asm_cpu_spec) instead.
17374 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17375 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17376 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17377 (EXTRA_SPECS): Rename to...
17378 (SUBTARGET_EXTRA_SPECS): ...this.
17380 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17381 Richard Sandiford <richard@codesourcery.com>
17382 Julian Brown <julian@codesourcery.com>
17384 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17385 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17386 to the configuration's default CPU.
17387 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17388 Remove default masks.
17389 (m680[012]0-*-*): Set the default with_cpu to the first part of
17391 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17392 (m68k*-*-linux): Extend the --with-cpu handling to...
17393 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17394 and m68010. Don't set target_cpu_default2.
17395 * doc/install.texi: Document --with-cpu for m68k.
17396 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17397 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17398 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17399 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17400 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17401 (ASM_SPEC): Remove use of %(asm_cpu_default).
17402 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17403 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17404 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17405 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17406 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17407 (TARGET_DEFAULT): Delete.
17408 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17409 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17410 (CPP_CPU_SPEC): Delete.
17411 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17412 the appropriate string.
17413 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17414 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17415 (ASM_SPEC): Don't use %(asm_default_spec).
17416 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17417 TARGET_DEFAULT and add MASK_68881.
17418 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17420 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17422 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17423 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17424 MASK_68010 alongside MASK_68020.
17425 * doc/invoke.texi: Document -m68010.
17426 * config/m68k/m68k.opt (m68010): New.
17427 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17429 (TUNE_68010): New macro.
17430 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17431 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17432 (M68K_CPU_m68332): Add MASK_68010.
17433 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17434 fallback definition.
17435 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17437 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17438 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17439 to all entries that use MASK_68020.
17440 (output_move_simode_const, output_move_himode, output_move_qimode)
17441 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17442 instead of TARGET_68020 to select clr behavior. Remove comment
17443 about there being no TARGET_68010.
17444 * config/m68k/m68k.md: Likewise throughout.
17446 2007-01-12 Julian Brown <julian@codesourcery.com>
17448 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17449 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17450 * config/m68k/m68k.md: Likewise.
17452 2007-01-12 Julian Brown <julian@codesourcery.com>
17454 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17455 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17457 2007-01-12 Julian Brown <julian@codesourcery.com>
17459 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17460 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17461 * config/m68k/m68k.md: Likewise.
17463 2007-01-12 Julian Brown <julian@codesourcery.com>
17464 Richard Sandiford <richard@codesourcery.com>
17466 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17467 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17468 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17470 (TARGET_CPU32): Rename to...
17471 (TUNE_CPU32): ...this.
17472 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17473 (TUNE_CFV2): New macros.
17474 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17475 remove conditions that are implied by TARGET_68020.
17476 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17477 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17478 (m68k_output_function_epilogue): Likewise.
17479 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17480 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17481 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17482 non-68000 timings. Refactor multiplication and division costs.
17483 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17484 TUNE_CPU32 instead of TARGET_CPU32.
17485 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17486 and TUNE_68060 instead of TARGET_68060.
17487 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17488 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17490 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17491 && !TARGET_COLDFIRE" to choose between moveq and clr.
17492 Likewise in the unnamed movsf pattern.
17493 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17494 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17497 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17499 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17500 of tabbing before backslashes.
17502 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17504 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17505 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17506 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17508 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17510 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17511 find_interesting_uses_cond.
17512 (find_interesting_uses_cond): Use extract_cond_operands.
17513 (rewrite_use_compare): Use extract_cond_operands and
17514 force_gimple_operand_bsi. Do not call update_stmt.
17515 (determine_use_iv_cost_condition): Use extract_cond_operands.
17516 Return cheaper of using original bound and changing the exit bound.
17518 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17520 PR tree-optimization/29516
17521 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17522 most_expensive_mult_to_index, addr_to_parts,
17523 create_mem_ref, maybe_fold_tmr): Make the type of
17524 fields of TARGET_MEM_REF sizetype.
17525 (move_fixed_address_to_symbol, move_pointer_to_base):
17527 * tree.def (TARGET_MEM_REF): Add comment on types of
17530 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17532 * c-common.c (vector_types_convertible_p): Treat opaque types as
17533 always convertible if they have the same size, but not otherwise.
17535 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17537 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17538 Remove the b_unconditional field.
17539 (noce_try_sign_mask): Do not look at b_unconditional.
17540 (noce_process_if_block): Do not use merge_if_blocks. Update
17541 the CFG here. Do not set b_unconditional.
17542 (cond_move_process_if_block): Likewise.
17543 (find_cond_trap): Likewise.
17544 (check_cond_move_block): Require simple jump insns at the end
17545 of the basic block.
17547 2007-01-11 Jan Hubicka <jh@suse.cz>
17549 PR tree-optimization/1046
17550 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17551 when alias info is not ready.
17552 (pass_tail_recursion): Do not require aliasing.
17553 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17554 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17555 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17556 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17557 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17558 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17559 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17561 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17562 When aliasing is not build, mark statement as volatile.
17564 2007-01-11 Tom Tromey <tromey@redhat.com>
17566 PR preprocessor/15185, PR preprocessor/20989:
17567 * doc/cppopts.texi <-MT>: Update description of algorithm for
17568 computing default target.
17569 <-M, -MD>: Reword "basename" text.
17571 2007-01-11 Roger Sayle <roger@eyesopen.com>
17573 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17574 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17575 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17576 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17577 fold_builtin_bswap, real_constp, fold_builtin_pow,
17578 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17579 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17580 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17581 * convert.c (convert_to_pointer): Likewise.
17582 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17583 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17584 const_binop, fold_convert_const_int_from_int,
17585 fold_convert_const_int_from_real,
17586 fold_convert_const_real_from_real, sign_bit_p,
17587 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17588 fold_sign_changed_comparison, fold_unary, fold_comparison,
17589 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17590 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17591 * print-tree.c (print_node_brief, print_node): Likewise.
17592 * stor-layout.c (place_field, layout_type): Likewise.
17593 * tree-chrec.c (keep_cast): Likewise.
17594 * tree.c (build_vector, build_real, build_real_from_int_cst,
17595 build_complex): Likewise.
17597 2007-01-11 Roger Sayle <roger@eyesopen.com>
17599 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17600 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17602 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17604 * configure.ac (strict1_warn): Rename to strict_warn.
17605 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17606 cc_set_by_configure, quoted_cc_set_by_configure,
17607 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17608 all_boot_languages, all_stagestuff): Remove.
17609 (target_list): Remove bootstrap targets.
17610 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17611 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17612 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17613 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17614 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17615 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17616 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17617 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17618 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17619 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17620 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17621 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17622 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17623 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17624 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17625 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17626 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17627 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17628 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17629 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17630 (mostlyclean): Adjust.
17631 (clean, distclean): Don't mention bootstrap stuff.
17632 * configure: Regenerate.
17633 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17634 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17635 treelang/config-lang.in (stagestuff): Remove.
17636 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17637 stageprofile, stagefeedback, stagestuff): Remove mention.
17639 2007-01-11 Nick Clifton <nickc@redhat.com>
17641 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17643 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17644 (mcore_arith_K_S_operand): Run the test for the S constraint not
17645 the test for the M constraint.
17646 (mcore_addsub_operand): Do not accept integer values that are
17647 larger than 32 bits.
17648 * config/mcore/mcore.md: Remove unused constraints from split.
17649 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17650 (addsi3): Likewise.
17651 (allocate_stack): Likewise.
17652 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17653 operands to 32 bits.
17654 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17656 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17657 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17658 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17659 mcore_output_bclri, mcore_output_andn, output_inline_const,
17660 mcore_output_move, mcore_output_movedouble): Likewise.
17661 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17662 (output_inline_const): Likewise.
17663 (output_inline_const): Fix format strings used in sprintf
17665 * config/mcore/mcore-protos.h: Update prototypes for changed
17666 functions in mcore.c.
17667 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17668 HOST_WIDE_INT and not int.
17669 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17670 CONST_OK_FOR_N): Likewise.
17671 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17672 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17675 2007-01-10 Jan Hubicka <jh@suse.cz>
17677 * tree-vrp.c (remove_range_assertions): Release defs.
17678 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17679 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17681 2007-01-10 Paul Brook <paul@codesourcery.com>
17683 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17684 * config/arm/arm.md (mulsi3subsi): New insn.
17686 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17688 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17689 (tree_transform_and_unroll_loop): New.
17690 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17693 2007-01-10 Robert Kennedy <jimbob@google.com>
17695 * fold-const.c (fold_comparison): Fold comparisons like (x *
17696 1000 < 0) to (x < 0).
17698 2007-01-10 Ian Lance Taylor <iant@google.com>
17700 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17701 operands have the same priority.
17703 2007-01-10 Tom Tromey <tromey@redhat.com>
17705 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17706 (fold_binary): Likewise.
17707 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17708 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17709 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17710 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17711 * langhooks.h (struct lang_hooks): Removed field
17712 'can_use_bit_fields_p'.
17714 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17716 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17718 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17720 * function.c (get_last_funcdef_no): New function.
17721 * function.h (get_last_funcdef_no): Declare.
17722 * tree-inline.c (initialize_cfun): Add initialization.
17723 (tree_function_versioning): Cleanup.
17725 2007-01-10 Jan Hubicka <jh@suse.cz>
17727 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17730 2007-01-10 Sa Liu <saliu@de.ibm.com>
17731 Ben Elliston <bje@au.ibm.com>
17733 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17734 for SAVE_NONLOCAL and Pmode for any other save level.
17735 * spu-protos.h (spu_restore_stack_block): Declare.
17736 * spu.md (save_stack_block): Remove.
17737 (restore_stack_block): Call spu_restore_stack_block.
17738 * spu.c (spu_restore_stack_block): New function.
17739 (spu_expand_epilogue): Remove old comment.
17741 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17743 PR tree-optimization/30322
17744 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17745 (cand_value_at): Return the value as aff_tree.
17746 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17747 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17748 aff_combination_mult): New functions.
17749 (aff_combination_add): Use aff_combination_add_cst.
17750 (aff_combination_convert): Allow conversions to a wider type.
17751 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17752 * tree-affine.h (aff_combination_mult): Declare.
17754 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17756 * doc/tm.texi: Update documentation to reflect reality of exec
17757 and start file search behaviours. Update copyright year.
17758 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17759 header file directories.
17761 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17763 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17764 (*cosxf2): Rename to cosxf2_i387.
17765 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17766 using X87MODEF12 mode macro. Rename patterns to
17767 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17769 (*cosdf2, *cossf2): Ditto.
17770 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17771 to match extended input operands.
17772 (sincos<mode>3): New expander.
17773 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17774 insn patterns and corresponding splitters.
17776 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17778 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17779 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17781 2007-01-09 Nicolas Pitre <nico@cam.org>
17784 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17786 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17788 * target.h (struct gcc_target): New field library_rtti_comdat.
17789 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17790 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17791 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17792 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17794 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17796 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17798 2007-01-08 Richard Guenther <rguenther@suse.de>
17800 * tree.h (force_fit_type_double): Export.
17801 (force_fit_type): Remove.
17802 * fold-const.c (force_fit_type_double): New function.
17803 (force_fit_type): Remove.
17804 (int_const_binop): Use it.
17805 (fold_convert_const_int_from_int): Likewise.
17806 (fold_convert_const_int_from_real): Likewise.
17807 (fold_div_compare): Likewise.
17808 (fold_sign_changed_comparison): Likewise.
17809 (fold_unary): Likewise.
17810 (fold_negate_const): Likewise.
17811 (fold_abs_const): Likewise.
17812 (fold_not_const): Likewise.
17813 * c-common.c (shorten_compare): Use force_fit_type_double.
17814 * convert.c (convert_to_pointer): Likewise.
17816 2007-01-08 Richard Guenther <rguenther@suse.de>
17818 * tree.h (build_int_cst_wide_type): Export.
17819 * tree.c (build_int_cst_wide_type): New function.
17820 (build_int_cst_wide): Fix comment.
17821 * builtins.c (fold_builtin_object_size): Use build_int_cst
17822 to build -1 or 0 of the correct type. Use fit_double_type
17823 to check for overflow.
17824 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17826 (decode_field_reference): Likewise.
17827 (all_ones_mask_p): Likewise.
17828 (native_interpret_int): Use build_int_cst_wide_type.
17829 (fold_binary): Use build_int_cst_type to build an all-ones
17831 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17833 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17835 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17837 2007-01-09 Ben Elliston <bje@au.ibm.com>
17839 * genautomata.c (STATS_OPTION): New option.
17840 (stats_flag): New flag.
17841 (gen_automata_option): Handle it.
17842 (initiate_automaton_gen): Ditto.
17843 (write_automata): Output statistics only if stats_flag is
17844 set. Likewise, output time statistics only if time_flag is set.
17845 * doc/md.texi (Processor pipeline description): Document new flag.
17847 2007-01-08 Richard Guenther <rguenther@suse.de>
17849 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17850 * tree.c (build_int_cst_type): Likewise.
17851 (size_in_bytes): Don't call force_fit_type on the result.
17852 (int_fits_type_p): Use fit_double_type.
17853 * fold-const.c (fit_double_type): New function.
17854 (force_fit_type): Use it.
17855 * tree.h (fit_double_type): Export.
17857 2007-01-08 Jan Hubicka <jh@suse.cz>
17859 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17860 * ipa.c (function_and_variable_visibility): Fix return type.
17862 2007-01-08 Richard Guenther <rguenther@suse.de>
17864 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17865 of offset to build the index.
17866 * tree-pretty-print.c (dump_generic_node): Don't build negated
17867 const just for printing.
17868 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17869 * builtins.c (fold_builtin_int_roundingfn): Check if result
17870 fits the type by using force_fit_type and comparing the result.
17871 * predict.c (predict_loops): Use compare_tree_int for comparison.
17872 * tree.c (build_int_cst): Fall back to integer_type_node for
17874 (build_int_cst_wide): Assert type is non-null.
17876 2007-01-08 Roberto Costa <roberto.costa@st.com>
17878 * tree-vrp.c (extract_range_from_cond_expr): New.
17879 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17880 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17882 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17883 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17884 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17885 used as expressions.
17886 * tree-object-size.c (cond_expr_object_size): New.
17887 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17889 2007-01-08 Jan Hubicka <jh@suse.cz>
17891 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17892 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17895 2007-01-08 Richard Guenther <rguenther@suse.de>
17897 PR tree-optimization/23603
17898 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17899 (extract_range_from_binary): Fall back to truthvalue instead of
17900 varying for TRUTH_*_EXPR.
17901 (extract_range_from_comparison): Fall back to truthvalue instead of
17903 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17904 if all visited PHI values were constant.
17906 2007-01-08 Jan Hubicka <jh@suse.cz>
17908 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17909 (cgraph_analyze_function): break out from ...
17910 (cgraph_finalize_compilation_unit): ... here.
17911 (cgraph_expand_function): Remove forgoten commented out line.
17912 (cgraph_optimize): Analyze functions.
17914 2007-01-08 Jan Hubicka <jh@suse.cz>
17916 * tree-pas.h (TODO_remove_function): New flag.
17917 (TODO_update*): Renumber.
17918 (pass_ipa_increase_alignment,
17919 pass_ipa_function_and_variable_visibility): New passes.
17920 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17921 (cgraph_function_and_variable_visibility): Move to ipa.c
17922 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17923 cgraph_increase_alignment.
17924 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17925 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17926 calling tree-inline.
17927 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17928 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17929 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17930 (gate_increase_alignment): New function.
17931 (pass_ipa_increase_alignment): New pass.
17932 * ipa.c: Inline tree-pass.h and timevar.h
17933 (function_and_variable_visibility): Move here from cgraphunit.c
17934 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17935 * passes.c (init_optimization_passes): Add the two new passes.
17936 (execute_todo): Handle cgraph_remove_functions.
17938 2007-01-08 Nick Clifton <nickc@redhat.com>
17940 * config/frv/predicates.md (reg_or_0_operand): Accept
17943 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17945 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17946 * config.gcc: Add bfin*-rtems*.
17948 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17950 * c.opt: Add -flax-vector-conversions.
17951 * c-typeck.c (convert_for_assignment): Pass flag to
17952 vector_types_convertible_p to allow emission of note.
17953 (digest_init): Likewise.
17954 * c-opts.c: Handle -flax-vector-conversions.
17955 * c-common.c (flag_lax_vector_conversions): New.
17956 (vector_types_convertible_p): Unless -flax-vector conversions
17957 has been passed, disallow conversions between vectors with
17958 differing numbers of subparts and/or element types. If such
17959 a conversion is disallowed, possibly emit a note on the first
17960 occasion only to inform the user of -flax-vector-conversions.
17961 The new last argument specifies this.
17962 * c-common.h (flag_lax_vector_conversions): New.
17963 (vector_types_convertible_p): Add extra argument.
17964 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17965 char_type_node for V*QI type vectors.
17966 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17967 Update to satisfy new typechecking rules.
17968 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17969 C and C++ variants.
17970 * doc/invoke.texi (C Dialect Options): Document
17971 -flax-vector-conversions.
17973 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17975 PR tree-optimization/29877
17976 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17977 a register variable on the RHS to not be replaceable.
17979 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17980 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17981 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17982 const_simm15, const_pow2, const_npow2): Added.
17983 * config/score/misc.md (insv, extv, extzv, movmemsi,
17984 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17985 * config/score/score.c (score_address_cost, score_select_cc_mode):
17987 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17988 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17989 Update score_print_operand.
17990 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17991 Adjust register allocate order and update some macro define.
17992 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17993 mdx_block_move_straight, mdx_block_move_loop_head,
17994 mdx_block_move_loop_body, mdx_block_move_loop_foot,
17995 mdx_block_move_loop, mdx_block_move): Added.
17996 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17997 mdp_limm): Updated and fix some bug and typo.
17998 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17999 (movsf, movdf, doloop_end): Added.
18001 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18003 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18004 config/arm/thumb2.md: Fix comment typos.
18005 * doc/extend.texi: Fix a typo.
18007 2007-01-07 Eric Christopher <echristo@apple.com>
18009 * configure.ac: Check for __stack_chk_fail for darwin.
18010 * configure: Regenerate.
18012 2007-01-07 Richard Guenther <rguenther@suse.de>
18014 * tree-vrp.c (extract_range_from_assert): CSE calls to
18015 compare_values where possible.
18016 (extract_range_from_unary_expr): Likewise.
18018 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18020 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18021 * config/avr/avr.c (call_insn_operand): Delete function.
18022 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18023 instead of register number. Use predicates.
18024 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18025 call_insn_operand): Add.
18027 2007-01-06 Jan Hubicka <jh@suse.cz>
18029 * tree-pass.h (pass_build_cgraph_edges): Declare.
18030 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18031 (visited_nodes): Remove.
18032 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18033 build_cgrpah_edges; make visited_nodes local.
18034 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18035 (record_references_in_initializer): Move to cgraphbuild.c
18036 (initialize_inline_failed, rebuild_cgraph_edges,
18037 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18038 (verify_cgraph_node): Make visited_nodes local.
18039 (cgraph_analyze_function): Do not call cgraph_create_edges and
18040 initialize_inline_failed.
18041 (cgraph_expand_function): Do not call cgraph_lower_function;
18042 assert that function is already lowered.
18043 * Makefile.in (cgraphbuild.o): New.
18044 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18045 at the end of lowering passes.
18047 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18049 * ifcvt.c (cond_move_convert_if_block): New function, code
18050 factored out from...
18051 (cond_move_process_if_block): ...here. Call the new function
18052 on the THEN and ELSE blocks.
18053 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18054 already takes care of this.
18056 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18059 * tree.h (TREE_OVERFLOW_P): New.
18060 * c-typeck.c (parser_build_unary_op): Warn only if result
18061 overflowed and operands did not.
18062 (parser_build_binary_op): Likewise.
18063 (convert_for_assignment): Remove redundant overflow_warning.
18064 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18066 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18068 * c-typeck.c (store_init_value): Split over two lines to follow
18069 the GNU coding style.
18071 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18073 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18074 __GXX_EXPERIMENTAL_CXX0X__.
18075 * doc/cpp.texi: Same.
18077 2007-01-05 Richard Guenther <rguenther@suse.de>
18079 PR middle-end/27826
18080 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18081 with mismatched types. Instead explicitly build a
18082 conversion NOP_EXPR.
18084 2007-01-05 Ian Lance Taylor <iant@google.com>
18086 * c-common.c (decl_with_nonnull_addr_p): New function.
18087 (c_common_truthvalue_conversion): Call it.
18088 * c-typeck.c (build_binary_op): Likewise.
18089 * c-common.h (decl_with_nonnull_addr_p): Declare.
18091 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18094 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18097 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18099 * doc/install.texi (Final install): Document the fact that
18100 the GNAT runtime should not be stripped.
18102 2007-01-04 Jan Hubicka <jh@suse.cz>
18104 * tree-inline.c (fold_marked_statements): Update operand caches
18105 and EH after folding
18107 2007-01-04 Ian Lance Taylor <iant@google.com>
18109 * c-common.c (check_function_nonnull): Whitespace fix.
18111 2007-01-04 Jan Hubicka <jh@suse.cz>
18113 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18114 comitted older version of patch.
18115 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18116 function, celanup cfg and collect garbage.
18118 2007-01-04 Mike Stump <mrs@apple.com>
18120 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18123 2007-01-04 Eric Christopher <echristo@apple.com>
18125 * libgcc2.c (__bswapsi2): Use SItype.
18126 (__bswapdi2): Use DItype.
18127 * libgcc2.h: Update for above.
18129 2007-01-04 Paul Brook <paul@codesourcery.com>
18131 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18132 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18133 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18134 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18135 umulsi3_highpart): Make conditional on !arm_arch6.
18136 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18137 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18138 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18139 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18140 umulsi3_highpart_v6): New insns.
18142 2007-01-04 Roger Sayle <roger@eyesopen.com>
18144 * fold-const.c (fold_convert): When casting an expression to void,
18145 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18146 have a type. Instead of attempting to build a NOP_EXPR, return
18147 these "special" trees directly.
18149 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18151 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18152 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18153 rs6000_cost->fp not 0 as adjustment for outer NEG.
18155 2007-01-04 Jan Hubicka <jh@suse.cz>
18157 * cgraph.c (cgraph_release_function_body): New function.
18158 (cgraph_remove_node): Use it.
18159 * cgraph.h (cgraph_release_function_body): Declare.
18160 * cgraphunit.c (cgraph_expand_function): Use it.
18161 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18162 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18163 is initialized and while compilation of other function is running.
18164 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18165 statement CFG annotations from here to ...
18166 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18168 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18170 * cfgloop.h (enum li_flags): Make the constants powers of two.
18172 2007-01-04 Jan Hubicka <jh@suse.cz>
18174 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18176 (fold_marked_statements): New function.
18177 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18178 * tree-inline.h (copy_body_data): Add statements_to_fold.
18180 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18182 * config.gcc: Mention libgcc/config.host.
18183 * Makefile.in: Update comments mentioning libgcc.
18184 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18185 (all.cross, start.encap, rest.encap, rest.cross): Update
18186 dependencies for libgcc move.
18187 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18188 (clean-target, clean-target-libgcc): Delete.
18189 (srcdirify, GCC_EXTRA_PARTS): New macros.
18190 (libgcc-support, libgcc.mvars): New rules.
18191 (distclean): Remove mention of mklibgcc.
18192 (install): Don't reference INSTALL_LIBGCC.
18193 (install-common): Don't reference EXTRA_PARTS.
18194 (install-libgcc, install-multilib): Delete rules.
18195 * mklibgcc.in: Delete file.
18196 * doc/configfiles.texi: Don't mention mklibgcc.
18198 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18199 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18200 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18201 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18202 (mklibgcc, ldblspecs): Likewise.
18204 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18205 (posixpre.def): Use $(T).
18206 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18207 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18208 (SHLIB_LINK): Make dummy.
18209 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18211 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18213 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18214 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18215 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18216 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18218 * configure.ac (all_outputs): Remove mklibgcc.
18219 * configure: Regenerated.
18221 2007-01-03 Josh Conner <jconner@apple.com>
18223 PR middle-end/29683
18224 * calls.c (compute_argument_addresses): Set stack and stack_slot
18225 for partial args, too.
18226 (store_one_arg): Use locate.size.constant for the size when
18227 generating a save_area.
18229 2007-01-03 Robert Kennedy <jimbob@google.com>
18231 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18232 whose definitions are deleted due to basic block merging.
18234 2007-01-03 Paul Brook <paul@codesourcery.com>
18237 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18239 (use_return_insn): Return 0 for Thumb interrupt functions.
18240 (print_multi_reg): Add rfe argument for IRQ returns.
18241 (arm_output_epilogue): Pop interrupt return address directly into PC.
18242 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18244 2007-01-03 Paul Brook <paul@codesourcery.com>
18246 Merge from sourcerygxx-4_1.
18247 * config/arm/thumb2.md: New file.
18248 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18250 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18251 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18252 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18253 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18255 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18256 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18258 * config/arm/ieee754-sf.S: Ditto.
18259 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18260 (thumb1_base_register_rtx_p): ... to this.
18261 (thumb_index_register_rtx_p): Rename...
18262 (thumb1_index_register_rtx_p): ... to this.
18263 (thumb_output_function_prologue): Rename...
18264 (thumb1_output_function_prologue): ... to this.
18265 (thumb_legitimate_address_p): Rename...
18266 (thumb1_legitimate_address_p): ... to this.
18267 (thumb_rtx_costs): Rename...
18268 (thumb1_rtx_costs): ... to this.
18269 (thumb_compute_save_reg_mask): Rename...
18270 (thumb1_compute_save_reg_mask): ... to this.
18271 (thumb_final_prescan_insn): Rename...
18272 (thumb1_final_prescan_insn): ... to this.
18273 (thumb_expand_epilogue): Rename...
18274 (thumb1_expand_epilogue): ... to this.
18275 (arm_unwind_emit_stm): Rename...
18276 (arm_unwind_emit_sequence): ... to this.
18277 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18278 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18279 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18280 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18281 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18282 thumb2_output_casesi): New functions.
18283 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18284 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18285 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18286 THUMB2_WORK_REGS): Define.
18287 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18288 arm_condexec_mask, arm_condexec_masklen)): New variables.
18289 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18290 (arm_override_options): Check new CPU capabilities.
18291 Set new architecture flag variables.
18292 (arm_isr_value): Handle v7m interrupt functions.
18293 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18295 (const_ok_for_arm): Handle Thumb-2 constants.
18296 (arm_gen_constant): Ditto. Use movw when available.
18297 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18299 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18300 (thumb_find_work_register, arm_load_pic_register,
18301 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18302 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18303 print_multi_reg, output_mov_long_double_fpa_from_arm,
18304 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18305 output_mov_double_fpa_from_arm, output_move_double,
18306 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18307 output_return_instruction, arm_output_function_prologue,
18308 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18309 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18310 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18311 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18312 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18313 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18315 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18316 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18317 (arm_file_start): Output directive for unified syntax.
18318 (arm_unwind_emit_set): Handle stack alignment instruction.
18319 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18320 Add v6t2, v7, v7a, v7r and v7m.
18321 (RETLDM): Add Thumb-2 code.
18322 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18323 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18324 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18325 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18326 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18327 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18328 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18329 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18330 ADJUST_INSN_LENGTH): Define.
18331 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18332 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18333 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18334 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18335 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18336 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18337 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18338 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18339 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18340 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18341 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18342 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18343 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18344 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18345 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18346 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18347 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18349 * config/arm/arm-tune.md: Regenerate.
18350 * config/arm/arm-protos.h: Update prototypes.
18351 * config/arm/vfp.md: Enable patterns for Thumb-2.
18352 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18353 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18354 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18355 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18356 * config/arm/libunwind.S: Add Thumb-2 code.
18357 * config/arm/constraints.md: Update include Thumb-2.
18358 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18359 * config/arm/ieee754-df.S: Ditto.
18360 * config/arm/bpabi.S: Ditto.
18361 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18362 * config/arm/predicates.md (low_register_operand,
18363 low_reg_or_int_operand, thumb_16bit_operator): New.
18364 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18365 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18366 * config/arm/t-arm-elf: Add armv7 multilib.
18367 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18369 (UNSPEC_STACK_ALIGN, ce_count): New.
18370 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18371 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18373 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18374 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18375 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18376 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18377 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18378 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18380 * doc/extend.texi: Document ARMv7-M interrupt functions.
18381 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18383 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18385 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18386 (struct _Unwind_Context): Rename args_size to flags, remove
18387 signal_frame field, add a new args_size field and version field.
18388 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18389 _Unwind_IsExtendedContext): New inline functions.
18390 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18391 Assume by_value array is only present if _Unwind_IsExtendedContext.
18392 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18393 _Unwind_IsSignalFrame.
18394 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18395 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18396 (uw_init_context_1): Initialize context->flags to
18397 EXTENDED_CONTEXT_BIT.
18398 * config/rs6000/linux-unwind.h (frob_update_context): Use
18399 _Unwind_SetSignalFrame.
18401 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18403 PR middle-end/30353
18404 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18405 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18408 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18410 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18411 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18412 RET, AT_SP): Remove.
18413 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18416 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18417 * cfgbuild.c (find_basic_blocks): Likewise.
18418 * cfgrtl.c (rtl_create_basic_block): Likewise.
18419 * function.c (temp_slots_at_level): Likewise.
18420 * reg-stack.c (stack_regs_mentioned): Likewise.
18421 * regclass.c (allocate_reg_info): Likewise.
18422 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18423 set_bb_for_stmt, move_block_to_fn): Likewise.
18424 * tree-complex.c (tree_lower_complex): Likewise.
18425 * vec.h (VEC_safe_grow_cleared): New.
18427 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18429 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18431 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18432 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18434 * cfgloopmanip.c (scale_loop_frequencies): Export.
18435 (loopify): Scale the frequencies by prescribed coefficients.
18436 (set_zero_probability): New function.
18437 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18438 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18439 and frequencies according to arguments.
18440 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18442 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18443 * modulo-sched.c (sms_schedule): Set probabilities for entering
18444 versioned loop correctly.
18445 * tree-vect-transform.c (vect_transform_loop): Ditto.
18446 * cfgloop.h (loopify, loop_version): Declaration changed.
18447 (scale_loop_frequencies): Declared.
18449 2007-01-02 Jan Hubicka <jh@suse.cz>
18451 * cgraph.c: Include tree-flow.h
18452 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18453 early_local_passes.
18454 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18455 * tree-pass.h (pass_all_early_optimizations): Declare.
18456 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18457 early_local_passes.
18458 (cgraph_analyze_function): Do early_local_passes.
18459 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18460 Do not add referenced vars.
18461 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18463 (gate_all_early_local_passes): New gate.
18464 (pass_early_local_passes): Use new gate.
18465 (execute_early_local_optimizations): New functions.
18466 (gate_all_early_optimizations): New gate.
18467 (pass_all_early_optimizations): New pass.
18468 (execute_free_datastructures): Free SSA only when initialized.
18469 (gate_init_datastructures): Init only when optimizing.
18470 (tree_lowering_passes): Do early local passes when called late.
18471 * tree-profile.c (do_tree_profiling): Don't profile functions added
18473 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18474 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18476 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18477 during early_local_passes.
18478 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18481 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18483 * Makefile.in: Update copyright year.
18485 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18487 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18488 in $(lang_checks) and check-consistency targets.
18490 2007-01-02 Jan Hubicka <jh@suse.cz>
18492 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18493 Do not add referenced vars.
18494 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18496 * passes.c (init_optimization_passes): Put mudflap_2 after
18497 free_datastructures.
18499 2007-01-02 Jan Hubicka <jh@suse.cz>
18501 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18502 Set NOTHROW flag on call statements proved to be nothrow.
18503 Update statement of local calls so new pure/const functions are
18504 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18506 (tree_rest_of_compilation): Register hooks and initialize bitmap
18507 early. Do not set after_inlining flag.
18509 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18511 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18512 HOST_BITS_PER_LONGLONG
18514 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18517 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18518 warning for non-static initializers.
18520 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18522 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18523 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18524 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18525 Always use set_unique_reg_note to add REG_EQUAL notes.
18527 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18530 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18532 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18533 * cfgbuild.c (find_basic_blocks): Likewise.
18534 * cfgrtl.c (rtl_create_basic_block): Likewise.
18535 * function.c (temp_slots_at_level): Likewise.
18536 * reg-stack.c (stack_regs_mentioned): Likewise.
18537 * regclass.c (allocate_reg_info): Likewise.
18538 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18539 set_bb_for_stmt, move_block_to_fn): Likewise.
18540 * tree-complex.c (tree_lower_complex): Likewise.
18541 * vec.h (VEC_safe_grow_cleared): New.
18543 2007-01-02 Ian Lance Taylor <iant@google.com>
18545 * c-common.c (c_common_truthvalue_conversion): When warning about
18546 using an assignment as a truth value, set TREE_NO_WARNING.
18548 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18551 * c.opt (Wold-style-declaration): New.
18552 * doc/invoke.texi (C-only Warning Options): New.
18553 (Wold-style-declaration): Document it.
18554 (Wextra): Enabled by -Wextra.
18555 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18556 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18557 -Wold-style-declaration.
18559 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18561 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18562 * cfgbuild.c (find_basic_blocks): Likewise.
18563 * cfgrtl.c (rtl_create_basic_block): Likewise.
18564 * function.c (temp_slots_at_level): Likewise.
18565 * reg-stack.c (stack_regs_mentioned): Likewise.
18566 * regclass.c (allocate_reg_info): Likewise.
18567 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18568 set_bb_for_stmt, move_block_to_fn): Likewise.
18569 * tree-complex.c (tree_lower_complex): Likewise.
18570 * vec.h (VEC_safe_grow_cleared): New.
18572 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18574 * c-common.c (c_common_nodes_and_builtins): Since variants of
18575 void_type_node get built before it is given a name, we need to
18576 give those variants the name, too.
18577 (complete_array_type): We need to work with the canonical main
18578 type of the array, from which we will build the qualified version.
18579 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18580 * print-tree.c (print_node): Display canonical type information
18582 * stor-layout.c (layout_type): When we don't know the
18583 alignment of a type for which we're building an array, we end up
18584 guessing wrong, so make the type require structural equality.
18585 * tree.c (make_node_stat): When we build a new type, it is its
18586 own canonical type.
18587 (build_type_attribute_qual_variant): When building an attribute
18588 variant, its canonical type is the non-attribute variant. However,
18589 if the attributes are target-dependent and they differ, we need to
18590 use structural equality checks for this type.
18591 (build_qualified_type): A qualified type is not equivalent to its
18592 unqualified variant; set the canonical type appropriately.
18593 (build_distinct_type_copy): When building a distinct type from
18594 another type, the new type is its own canonical type.
18595 (build_variant_type_copy): When building a new type variant, we
18596 assume that it is equivalent to the original type.
18597 (build_pointer_type_for_mode): When building a pointer type, also
18598 build a canonical type pointer.
18599 (build_reference_type_for_mode): When building a reference type,
18600 also build a canonical type reference.
18601 (build_index_type): When we can't hash an index type (e.g.,
18602 because its maximum value is negative), the index type requires
18603 structural equality tests.
18604 (build_array_type): Build the canonical form of an array type.
18605 (build_function_type): Function types require structural equality,
18606 because they contain default arguments, attributes, etc.
18607 (build_method_type_directly): Ditto for method types.
18608 (build_offset_type): Build the canonical offset type.
18609 (build_complex_type): Build the canonical vector type.
18610 (make_vector_type): Build the canonical vector type.
18611 * tree.h (TYPE_CANONICAL): New.
18612 (TYPE_STRUCTURAL_EQUALITY_P): New.
18613 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18614 (struct tree_type): Added "canonical" field.
18615 * params.h (VERIFY_CANONICAL_TYPES): New.
18616 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18617 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18618 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18619 * doc/invoke.texi (verify-canonical-types): Document --param
18620 parameter for verifying canonical types.
18622 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18624 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18625 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18626 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18627 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18629 * config/rs6000/e500.h: New.
18630 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18631 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18633 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18634 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18635 TARGET_E500_DOUBLE): Remove.
18636 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18637 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18638 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18639 * config/rs6000/rs6000.c (rs6000_override_options): Use
18640 CHECK_E500_OPTIONS.
18642 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18644 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18645 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18646 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18647 rs6000_emit_cmove): Don't check TARGET_E500.
18648 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18649 sordered): Don't check TARGET_E500.
18651 2007-01-01 Eric Christopher <echristo@apple.com>
18653 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18654 HARD_REGISTER_NUM_P.
18656 2007-01-01 Roger Sayle <roger@eyesopen.com>
18658 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18659 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18660 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18663 2007-01-01 Mike Stump <mrs@apple.com>
18665 * configure.ac: Remove support for building with Apple's gcc-3.1.
18667 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18669 PR middle-end/30311
18670 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18671 REG is a hard register. Do not modify REG before calling
18673 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18674 multiple of the size of YMODE for certain lowpart cases.
18676 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18678 PR middle-end/30253
18679 * gimplify (voidify_wrapper_expr): Update for
18680 GIMPLE_MODIFY_STMT.
18682 2007-01-01 Andreas Schwab <schwab@suse.de>
18685 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18686 save of BR0 in extra_spill_size instead of spill_size.
18687 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18689 (ia64_expand_epilogue): Restore BR0 from its new location.
18691 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18693 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18694 Use a temporary variable if the left hand side is not a gimple
18697 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18699 * gimplify.c (gimplify_return_expr): Make the temporary variable
18700 for the return expression, a gimple register variable.
18702 2007-01-01 Jan Hubicka <jh@suse.cz>
18704 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18707 2007-01-01 Mike Stump <mrs@apple.com>
18709 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18711 * config/darwin.c (machopic_select_rtx_section): Use
18712 HAVE_GAS_LITERAL16.
18713 (darwin_mergeable_constant_section): Likewise.
18714 * configure: Regenerate.
18715 * config.in: Regenerate.
18717 2007-01-01 Jan Hubicka <jh@suse.cz>
18718 Andrew Pinski <pinskia@gmail.com>
18720 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18721 before starting IPA passes.