1 2007-07-06 Richard Guenther <rguenther@suse.de>
3 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4 TYPE_ARG_TYPES for verification of argument types. Use
5 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6 parameters as variable arguments.
8 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10 * libgcc2.h (word_type): Type definition removed.
11 (cmp_return_type, shift_count_type): Type definitions added.
12 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13 replaced with shift_count_type.
14 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
16 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
17 changed from word_type to Wtype.
18 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
19 replaced with shift_count_type.
20 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
22 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
23 libgcc_shift_count attribute added.
24 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
25 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
26 (TARGET_INITIALIZER): New target hooks added.
27 * targhooks.c (default_libgcc_cmp_return_mode,
28 default_libgcc_shift_count_mode): Default implementations for the new
30 * targhooks.h (default_libgcc_cmp_return_mode,
31 default_libgcc_shift_count_mode): Function prototypes added.
32 * target.h (struct gcc_target): Fields for the new target hooks added.
33 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
35 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
38 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
39 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
41 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
42 s390_libgcc_shift_count_mode): Functions added.
43 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
46 2007-07-06 Richard Sandiford <richard@codesourcery.com>
48 * config/mips/mips.c (compute_frame_size): Restore the original
49 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
50 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
51 Document why the difference is needed.
53 2007-07-06 Richard Guenther <rguenther@suse.de>
55 * c-common.c (boolean_increment): Use correctly typed
58 2007-07-06 Richard Sandiford <richard@codesourcery.com>
60 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
61 the topmost argument register is not also included in the save mask.
62 (mips16e_collect_argument_save_p): Take a pointer to the argument
63 register, rather than a pointer to the number of arguments.
64 (mips16e_collect_argument_saves): Only include argument saves
65 that aren't in the register mask.
67 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
69 PR rtl_optimization/32450
70 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
71 to ensure that instructions are not moved into the prologue when
72 profiling is on. Remove unused prologue_end variable.
73 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
74 as a scheduling barrier.
76 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
79 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
80 Disregard DECL_FROM_INLINE.
82 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
84 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
85 IORing with a constant.
87 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
89 PR rtl-optimization/32475
90 * df-scan.c (df_def_record_1): Add a use of the stack pointer
91 for every definition of the stack pointer.
93 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
95 * arm.c (vfp3_const_double_index): Copy signed results of
96 REAL_VALUE_TO_INT into unsigned vars.
98 2007-07-05 Richard Guenther <rguenther@suse.de>
101 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
103 * tree-ssa.c (useless_type_conversion_p): Check canonical
106 2007-07-05 Anatoly Sokolov <aesok@post.ru>
108 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
109 zero_extendhisi2): Change to define_insn_and_split.
110 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
112 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
114 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
115 pass_match_asm_constraints): New.
116 * passes.c (init_optimization_passes): Add new pass.
117 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
118 * function.h (struct function): Add has_asm_statement bit.
119 (current_function_has_asm_statement): New.
120 * tree-pass.h (pass_match_asm_constraints): New.
122 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
124 * config/mips/mips.c (mips_file_start): Avoid declaration
127 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
129 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
131 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
133 * rtl.def (NOTE): Change print format string to print
134 operand 5 as a note insn name.
136 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
137 David Ung <davidu@mips.com>
139 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
140 * doc/invoke.texi: (MIPS Options): Document them.
142 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
143 David Ung <davidu@mips.com>
145 Add support for SmartMIPS ASE.
147 * optabs.c (expand_binop_directly): New, broken out from...
148 (expand_binop): Here. Make it try rotating in the other
149 direction even when the second operand isn't constant.
150 * config/mips/mips.md (*lwxs): New.
151 * config/mips/mips.opt (msmartmips): New.
152 * config/mips/mips.c (mips_lwxs_address_p): New.
153 (mips_rtx_costs): Make it recognize scaled indexed addressing.
154 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
155 __mips_smartmips when compiling for TARGET_SMARTMIPS.
156 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
158 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
159 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
160 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
161 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
162 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
163 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
164 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
166 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
168 * tree-vectorizer.c (new_loop_vec_info): Initialize
169 LOOP_VINFO_COST_MODEL_MIN_ITERS.
170 * tree-vectorizer.h (_loop_vec_info): Added new filed
171 min_profitable_iters.
172 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
173 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
174 * tree-vect-analyze.c (vect_analyze_operations): Set
175 LOOP_VINFO_COST_MODEL_MIN_ITERS.
176 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
177 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
178 Fix calculation of peel_iters_prologue. Move consideration of epilogue
179 and prologue cost to after they are computed.
180 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
182 (vect_model_simple_cost): Takes additional argument dt. Consider cost
183 of creating vectors from scalars according to dt.
184 (vect_model_store_cost): Likewise.
185 (vectorizable_call): Use dt array instead of scalar dt. Call
186 vect_model_simple_cost with additional argument dt.
187 (vectorizable_assignment): Likewise.
188 (vectorizable_operation): Likewise.
189 (vectorizable_type_demotion): Likewise.
190 (vectorizable_type_promotion): Likewise.
191 (vectorizable_store): Use dt array instead of scalar dt. Call
192 vect_model_store_cost with additional argument dt.
193 (vect_do_peeling_for_loop_bound): Don't call
194 vect_estimate_min_profitable_iters. Instead, lookup
195 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
196 "may not be profitable".
198 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
201 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
202 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
203 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
204 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
206 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
208 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
209 addressing modes cheaper.
211 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
213 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
214 (dw_ranges_struct): Rename block_num to num. Adjust.
215 (dw_ranges_by_label_struct): New.
216 (ranges_by_label, ranges_by_label_allocated,
217 ranges_by_label_in_use): New variables.
218 (add_ranges_num): Factored most of the code out of...
219 (add_ranges): ... this one. Rewrite in terms of the former.
220 (add_ranges_by_labels): New.
221 (output_ranges): Output by-label ranges.
222 (dwarf2out_finish): Output range for multiple-section
223 compile_unit. Output standard DW_AT_low_pc in addition to
224 unexpected DW_AT_entry_pc.
226 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
228 PR tree-optimization/32604
229 PR tree-optimization/32606
231 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
232 (compute_antic_safe): Removed.
233 (ANTIC_SAFE_LOADS): Ditto.
234 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
235 (execute_pre): Don't call compute_antic_safe.
236 (vuse_equiv): New function.
237 (make_values_for_stmt): Use it
238 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
241 2007-07-04 Anatoly Sokolov <aesok@post.ru>
244 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
246 (avr_attribute_table): Make "naked" attribute apply to function types
247 rather than to decls.
248 (avr_handle_fntype_attribute): New function.
250 2007-07-04 Joseph Myers <joseph@codesourcery.com>
252 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
255 2007-07-04 David Ung <davidu@mips.com>
256 Joseph Myers <joseph@codesourcery.com>
258 * config/mips/mips.md (type): Add logical, signext and move.
259 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
260 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
261 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
262 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
263 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
264 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
265 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
266 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
267 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
268 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
269 movv2sf_hardfloat_64bit): Use the new types.
270 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
271 *movdf_softfloat, *movdf_mips16): Use "multi".
272 (extendqihi2): Replace with a define_expand.
273 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
274 Based on extend<SHORT:mode><GPR:mode>2 patterns.
275 * config/mips/74k.md (r74k_int_logical): New reservation and
277 (r74k_int_arith): Remove "slt".
278 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
279 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
280 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
281 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
282 reservations for "arith".
284 2007-07-04 Richard Guenther <rguenther@suse.de>
286 * tree-ssa.c (useless_type_conversion_p): Add handling for
287 scalar float and vector types. Only call the types_compatible_p
288 langhook for aggregate types as last resort. Follow the
291 2007-07-04 Richard Guenther <rguenther@suse.de>
293 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
294 the same as NOP_EXPR.
296 2007-07-04 Nick Clifton <nickc@redhat.com>
298 * target.h (struct gcc_target): Add target_help field.
299 * target-def.h (TARGET_HELP): New.
300 (TARGET_INITIALIZER): Use TARGET_HELP.
301 * opts.c (command_handle_option): Invoke target_help function, if
302 defined, when the user has specified --target-help on the command
304 * doc/invoke.texi: Mention that --target-help might print
305 additional information.
306 * doc/tm.texi: Document TARGET_HELP hook.
308 * arm.c (TARGET_HELP): Override default definition.
309 (arm_target_help): New - display a wrapped list of cores and
310 architectures supported.
312 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
314 * config/gcc/v850/v850.c (expand_prologue): Make sure
315 GEN_INT() argument is sign extended rather than zero extended.
316 (expand_epilogue): Likewise.
317 (output_move_double): Delete.
318 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
319 * config/gcc/v850/v850.md (movdi): Delete.
320 (*movdi_internal): Delete.
322 (*movdf_internal): Delete.
324 2007-07-04 Richard Sandiford <richard@codesourcery.com>
326 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
327 unless compiling RTP PIC.
329 2007-07-04 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/32482
332 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
333 original ssa name if we didn't find a shift expression.
334 Fix shift constant for bit zero test.
336 2007-07-04 Richard Sandiford <richard@codesourcery.com>
338 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
340 2007-07-04 Richard Sandiford <richard@codesourcery.com>
342 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
343 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
344 * config/arm/vxworks.h (ASM_SPEC): Delete.
345 (SUBTARGET_EXTRA_ASM_SPEC): Define.
347 2007-07-04 Sebastian Pop <sebpop@gmail.com>
349 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
350 (DDR_REVERSED_P): New.
351 * tree-data-ref.c (initialize_data_dependence_relation,
352 build_classic_dist_vector): Set DDR_REVERSED_P.
354 2007-07-04 Sebastian Pop <sebpop@gmail.com>
357 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
358 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
359 init_omega_for_ddr_1): Use non conservative number of iterations
361 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
362 (analyze_siv_subscript): Remove FIXME and reinitialization of
363 last_conflicts to chrec_dont_know.
364 * testsuite/gfortran.dg/vect/pr32457.f90: New.
366 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
368 * tree.c (maybe_canonicalize_argtypes): Improve description.
370 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
372 * tree.c (maybe_canonicalize_argtypes): New.
373 (build_function_type): Set canonical type.
374 (build_method_type_directly): Ditto.
375 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
378 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
380 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
382 (rewrite_use_nonlinear_expr): Likewise.
384 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
386 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
388 2007-07-04 Ben Elliston <bje@au.ibm.com>
390 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
393 * c-objc-common.c (c_types_compatible_p): Fix indentation.
395 * doc/tm.texi (Run-time Target): Capitalise "CPU".
396 (Exception Handling): Likewise.
398 2007-07-03 Jan Hubicka <jh@suse.cz>
400 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
402 2007-07-03 Eric Christopher <echristo@apple.com>
404 * doc/cppopts.texi: Add conflicting option note to -dM.
405 * doc/invoke.texi: Add note about possible conflicts with
406 -E for -dCHARS and note that -dM will not produce
407 any results if there is no machine dependent reorg.
409 2007-07-03 Geoffrey Keating <geoffk@apple.com>
411 * tree.h (DECL_ALIGN): Back out previous change.
413 2007-07-03 Joseph Myers <joseph@codesourcery.com>
415 * configure.ac: Test for .dtprelword support on MIPS.
416 * configure, config.in: Regenerate.
417 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
418 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
420 2007-07-03 Julian Brown <julian@codesourcery.com>
422 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
423 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
424 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
425 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
427 (all_fpus): Add FPUTYPE_VFP3.
428 (fp_model_for_fpu): Add VFPv3 field.
429 (arm_rtx_costs_1): Give cost to VFPv3 constants.
430 (vfp3_const_double_index): New function. Return integer index of
431 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
433 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
434 and argument represents a valid RTX for a VFPv3 constant.
435 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
437 (vfp_emit_fstmd): Similar, for fstmd.
438 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
439 constants, represented as integer indices.
440 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
441 VFP_REGNO_OK_FOR_DOUBLE macros.
442 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
443 (arm_file_start): Set float-abi attribute for VFPv3, and output
444 correct ".fpu" assembler directive.
445 (arm_dbx_register_numbering): Add FIXME.
446 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
447 (fputype): Add FPUTYPE_VFP3.
448 (FIXED_REGISTERS): Add 32 registers for D16-D31.
449 (CALL_USED_REGISTERS): Likewise.
450 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
451 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
452 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
453 (D7_VFP_REGNUM): New.
454 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
455 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
456 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
457 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
458 (REG_ALLOC_ORDER): Adjust for VFPv3.
459 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
460 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
461 VFP_LO_REGS, VFP_HI_REGS.
462 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
463 (IS_VFP_CLASS): Define macro.
464 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
466 (REGISTER_MOVE_COST): Likewise.
467 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
468 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
469 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
470 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
471 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
472 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
473 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
474 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
475 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
476 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
477 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
478 where appropriate for single-word registers.
479 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
480 As above. Fix type attributes.
481 * config/arm/constraints.md (register_contraint "t"): Define.
482 (register_constraint "w"): Change to D0-D15, or D0-D31 for
484 (register_constraint "x"): Define.
485 (constraint "Dv"): Define.
487 2007-07-03 Geoffrey Keating <geoffk@apple.com>
489 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
491 2007-07-03 Tom Tromey <tromey@redhat.com>
493 * c-parser.c (objc_pq_context): Removed.
494 (objc_need_raw_identifier): Likewise.
495 (c_parser) <objc_pq_context>: New field.
496 <objc_need_raw_identifier>: Likewise.
497 (OBJC_NEED_RAW_IDENTIFIER): Removed.
498 (c_lex_one_token): Update.
499 (c_parser_objc_protocol_definition): Update.
500 (c_parser_objc_method_definition): Update.
501 (c_parser_objc_methodproto): Update.
502 (c_parser_declspecs): Update.
504 2007-07-03 David Ung <davidu@mips.com>
506 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
508 2007-07-03 David Ung <davidu@mips.com>
509 Richard Sandiford <richard@codesourcery.com>
511 * doc/invoke.texi: Document -march=74kf3_2.
512 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
513 (TUNE_74K): Check for it.
514 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
515 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
516 * config/mips/mips.md (cpu): Add 74kf3_2.
517 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
518 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
519 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
520 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
521 74kf3_2 to the CPU list.
522 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
523 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
524 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
525 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
526 (r74kf3_2_fxfer_from_c1): New insn reservations.
528 2007-07-03 Richard Sandiford <richard@codesourcery.com>
529 David Ung <davidu@mips.com>
531 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
532 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
533 and 74k[fx]. Document aliases for the new options.
534 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
535 (PROCESSOR_24KF2_1): ...this.
536 (PROCESSOR_24KX): Rename to...
537 (PROCESSOR_24KF1_1): ...this.
538 (PROCESSOR_74KF): Rename to...
539 (PROCESSOR_74KF2_1): ...this.
540 (PROCESSOR_74KX): Rename to...
541 (PROCESSOR_74KF1_1): ...this.
542 (TUNE_74K): Update PROCESSOR_* names.
543 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
544 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
545 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
546 (mips_rtx_cost_data): Update processor names in comments.
547 (mips_issue_rate): Update PROCESSOR_* names.
548 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
549 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
550 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
551 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
552 Update cpu attribute names.
553 (r24k_fpu_iss): Rename this reservation to...
554 (r24kf2_1_fpu_iss): ...this and update all uses.
555 (r24kx_fpu_iss): Rename this reservation to...
556 (r24kf1_1_fpu_iss): ...this and update all uses.
557 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
558 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
559 Update cpu attribute names.
561 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
563 * config/m32r/constraints.md: New file.
564 * config/m32r/m32r.c: Include tm-constrs.h.
565 (small_data_operand): Use satisfies_constraint_* instead of macro.
566 (addr24_operand, gen_compare): Likewise.
567 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
568 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
569 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
570 EXTRA_CONSTRAINT): Likewise.
571 * config/m32r/m32r.md: Include constraints.md.
572 (*movsi_insn): Use satisfies_constraint_* instead of macro.
573 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
574 * config/m32r/predicates.md (conditional_move_operand): Likewise.
575 (two_insn_const_operand, int8_operand, uint16_operand,
576 reg_or_int16_operand, reg_or_uint16_operand,
577 reg_or_cmp_int16_operand, cmp_int16_operand,
578 seth_add3_operand): Likewise.
580 2007-07-03 Eric Christopher <echristo@gmail.com>
582 * libgcc2.h: Conditionally declare __bswapsi2 and
585 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
587 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
590 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
593 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
594 (__gthrw_pragma): Provide default definition.
596 * gthr-posix.c (__gthrw_pragma): Define.
598 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
600 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
601 before declaring inequality.
603 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
605 * combine.c (recog_for_combine): Log the success or failure of
606 matching new insn patterns against the machine description in
609 2007-07-03 Revital Eres <eres@il.ibm.com>
611 * ddg.c (print_sccs): New function.
612 (check_sccs): New function.
613 (create_ddg_all_sccs): Use it.
614 * ddg.h (print_sccs): Declare.
615 * modulo-sched.c (sms_order_nodes): Call print_sccs.
617 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
619 * targhooks.h (default_mode_for_suffix): New function declaration.
620 * targhooks.c (default_mode_for_suffix): New default target hook.
621 * target.h (struct c): New structure in the targetm struct.
622 (mode_for_suffix): New target hook as part of struct c.
623 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
624 default_mode_for_suffix.
625 (TARGET_C): New define.
626 * c-lex.c: Include "target.h".
627 (interpret_float): Use targetm.c.mode_for_suffix to determine
628 the mode for a given non-standard suffix.
629 Makefile.in (c-lex.o): Depend on $(TARGET_H).
631 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
632 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
634 * doc/extend.texi (Floating Types): New node. Document __float80 and
635 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
637 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
640 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
641 predicate instead of target_operand.
642 (divsi3_i1_media, divsi3_media_2): Likewise.
644 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
646 * tree.h (alias_sets_might_conflict_p): Rename into
647 alias_sets_must_conflict_p.
648 * alias.c (alias_sets_might_conflict_p): Likewise.
649 (alias_sets_conflict_p): Use it.
650 (objects_must_conflict_p): Likewise.
651 * c-common.c (strict_aliasing_warning): Adjust.
653 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
655 * rtlhooks.c (gen_lowpart_if_possible): Check for
656 invalid subreg before calling gen_lowpart_SUBREG.
658 2007-07-02 Geoffrey Keating <geoffk@apple.com>
660 * config/darwin9.h: Add copyright notice.
661 (LINK_COMMAND_SPEC): Add comment.
662 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
663 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
664 DARWIN_LIBSYSTEM_HAS_UNWIND.
666 2007-07-02 Jakub Jelinek <jakub@redhat.com>
669 * omp-low.c (check_combined_parallel): New function.
670 (lower_omp_parallel): Call it via walk_stmts, set
671 OMP_PARALLEL_COMBINED if appropriate.
672 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
673 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
674 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
675 don't consider it as combined parallel.
677 2007-07-02 Richard Sandiford <richard@codesourcery.com>
679 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
680 (gcc_tooldir): Likewise.
681 * configure: Regenerate.
682 * Makefile.in (libsubdir_to_prefix): New variable, based on the
683 old configure.ac gcc_tooldir setting.
684 (prefix_to_exec_prefix): New variable.
685 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
686 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
688 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
690 Fix PR tree-optimization/32583
691 Fix PR tree-optimization/32584
692 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
693 (phi_translate_set): Use phi_translate directly now.
694 (make_values_for_stmt): Don't value number RHS if we already know
697 2007-07-02 Steve Ellcey <sje@cup.hp.com>
698 Jim Wilson <wilson@specifix.com>
701 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
704 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
705 Richard Sandiford <richard@codesourcery.com>
706 Nigel Stephens <nigel@mips.com>
708 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
709 (mips16e_output_save_restore): Declare.
710 (mips16e_save_restore_pattern_p): Likewise.
711 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
712 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
713 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
714 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
715 (BITSET_P): New global macro, extracted from...
716 (mips_for_each_saved_reg): ...here.
717 (mips16e_save_restore_info): New struct.
718 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
719 (mips16e_save_restore_regs): New variable.
720 (mips_split_plus, mips16e_find_first_register): New functions.
721 (mips16e_mask_registers): New function.
722 (compute_frame_size): Expand the commentary before the function.
723 Enforce the MIPS16e save and restore register range restrictions.
724 Pad the general register save area at the low end.
725 (mips16e_save_restore_reg, mips16e_build_save_restore)
726 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
727 (mips16e_output_save_restore, mips16e_collect_propagate_value)
728 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
730 (mips_expand_prologue, mips_expand_epilogue): Handle
731 GENERATE_MIPS16E_SAVE_RESTORE.
732 * config/mips/mips.md (*mips16e_save_restore): New pattern.
734 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
736 PR tree-optimization/31966
737 PR tree-optimization/32533
738 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
739 "basic_block" description as its third argument. Update function
740 calls to get destination bb from "edge" argument. Save "cond" into
741 aux field of the edge. Update prototype for changed arguments.
742 (if_convertible_loop_p): Clear aux field of incoming edges if bb
744 (find_phi_replacement_condition): Operate on incoming edges, not
745 on predecessor blocks. If there is a condition saved in the
746 incoming edge aux field, AND it with incoming bb predicate.
747 Return source bb of the first edge.
748 (clean_predicate_lists): Clean aux field of outgoing node edges.
749 (tree_if_conversion): Do not initialize cond variable. Move
750 variable declaration into the loop.
751 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
752 initializations of new_stmt, arg0 and arg1 variables.
754 2007-07-02 Jakub Jelinek <jakub@redhat.com>
756 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
757 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
759 2007-07-02 Richard Guenther <rguenther@suse.de>
761 * tree-ssa.c (useless_type_conversion_p): Document
762 future intent as defining the middle-end type system.
763 Re-structure to call langhook last, group by type class,
764 mark questionable parts.
766 2007-07-02 Richard Guenther <rguenther@suse.de>
768 * tree-flow.h (types_compatible_p): Declare.
769 * tree-ssa.c (types_compatible_p): New function.
770 * ipa-type-escape.c (discover_unique_type): Use
771 types_compatible_p instead of lang_hooks.types_compatible_p.
772 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
773 * tree-vn.c (expressions_equal_p): Likewise.
774 * tree.c (fields_compatible_p): Likewise.
775 * tree-ssa-dom.c (avail_expr_eq): Likewise.
776 (cprop_operand): Use useless_type_conversion_p instead of
777 lang_hooks.types_compatible_p.
778 * tree-inline.c (setup_one_parameter): Likewise.
779 (declare_return_variable): Likewise.
780 * tree-nrv.c (tree_nrv): Likewise.
781 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
782 (maybe_fold_offset_to_component_ref): Likewise.
783 (maybe_fold_offset_to_reference): Likewise.
784 * tree-ssa-copy.c (may_propagate_copy): Likewise.
785 (merge_alias_info): Likewise.
786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
787 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
788 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
789 * tree-tailcall.c (find_tail_calls): Likewise.
790 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
791 * gimplify.c (canonicalize_addr_expr): Likewise.
792 (fold_indirect_ref_rhs): Likewise.
793 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
794 (cpt_same_type): Likewise.
795 (check_pointer_types_r): Swap parameters to cpt_same_type
797 * fold-const.c (fold_convert): Revert fix for PR15988.
798 * tree-inline.c (setup_one_parameter): Instead fix it here by
799 using fold_build1 instead of fold_convert and checking for
800 error_mark_node. Convert only if the conversion is necessary.
802 2007-07-02 Joseph Myers <joseph@codesourcery.com>
804 * configure.ac: Check for .gnu_attribute on Power.
805 * configure: Regenerate.
806 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
807 attribute for floating-point ABI.
809 2007-07-02 Ira Rosen <irar@il.ibm.com>
811 PR tree-optimization/32230
812 PR tree-optimization/32477
813 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
814 address is a constant.
816 2007-07-02 Richard Sandiford <richard@codesourcery.com>
818 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
819 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
820 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
821 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
822 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
823 64-bit targets. Add support for *-elfoabi*.
824 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
825 different settings if $(tm_defines) does not select the EABI.
826 (MULTILIB_EXCLUSIONS): Define in those circumstances.
827 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
828 (MIPS_ARCH_OPTION_SPEC): Likewise.
829 (MIPS_ISA_LEVEL_SPEC): Likewise.
830 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
831 * config/mips/elfoabi.h: New file.
833 2007-07-02 Richard Guenther <rguenther@suse.de>
835 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
836 (useless_type_conversion_p): ... this.
837 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
838 (useless_type_conversion_p): ... this.
839 * builtins.c (fold_builtin_memory_op): Rename
840 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
841 * tree-cfg.c (verify_expr): Likewise.
842 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
843 * tree-ssa-ccp.c (ccp_fold): Likewise.
844 * tree-ssa-copy.c (may_propagate_copy): Likewise.
845 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
847 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
848 * tree-ssa-pre.c (eliminate): Likewise.
849 * tree-ssa.c (delete_tree_ssa): Likewise.
850 (tree_ssa_useless_type_conversion): Likewise.
851 * tree.c (build2_stat): Likewise.
853 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
855 Fix PR tree-optimization/32571
856 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
859 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
861 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
862 and other expected operations explicitly, change default to
865 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
867 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
869 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
870 (tls_load_dot_plus_eight): Move the label number into the unspec.
871 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
873 2007-07-01 Andreas Schwab <schwab@suse.de>
875 * dwarf2out.c (initial_return_save): Define only if used.
877 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
879 Unreverting Richard's Revert of:
881 2007-06-27 Richard Sandiford <richard@codesourcery.com>
883 * dce.c (deletable_insn_p_1): New function, split out from...
884 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
885 specially, not those inside PARALLELs. Remove BODY argument
886 and adjust recursive call accordingly.
887 (prescan_insns_for_dce): Update call to delete_insn_p.
889 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
890 Revital Eres <eres@il.ibm.com>
892 * ddg.c (create_ddg_all_sccs): Fix missed
893 initialization of scc_nodes.
895 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
898 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
899 X + ~X to 1 only for INTEGRAL_TYPE_P type.
901 2007-06-30 Joseph Myers <joseph@codesourcery.com>
903 * configure.ac: Check for .gnu_attribute on MIPS.
904 * configure, config.in: Regenerate.
905 * config/mips/mips.c (mips_file_start): If supported, output
906 attribute for floating-point ABI.
908 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
912 (ffs_cmove): New expander to expand using ctz pattern.
913 (*ffs_cmove): Remove pattern.
914 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
915 (ffsdi2): Expand using ctz pattern.
916 (*ffs_rex64): Remove pattern.
918 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
920 PR rtl-optimization/32296
921 * pa.md (return): Delete pattern.
922 (return_internal): Remove "(const_int 1)" from pattern.
923 (epilogue): Use return_internal pattern for trivial returns.
924 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
925 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
927 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
929 * tree-ssa-pre.c (is_exception_related): New function
930 (can_value_number_operation): Use it.
932 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
934 Fix PR tree-optimization/32540
935 Fix PR tree-optimization/31651
937 * tree-ssa-sccvn.c: New file.
939 * tree-ssa-sccvn.h: Ditto.
941 * tree-vn.c: Include tree-ssa-sccvn.h
942 (val_expr_paid_d): Removed.
943 (value_table): Ditto.
945 (val_expr_pair_hash): Ditto.
946 (val_expr_pair_expr_eq): Ditto.
947 (copy_vuses_from_stmt): Ditto.
950 (shared_vuses_from_stmt): Ditto.
951 (print_creation_to_file): Moved up.
953 (sort_vuses_heap): Ditto.
954 (set_value_handle): Make non-static.
955 (make_value_handle): Ditto.
956 (vn_add): Rewritten to use sccvn lookups.
957 (vn_add_with_vuses): Ditto.
958 (vn_lookup): Ditto (and second argument removed).
959 (vn_lookup_with_vuses): Ditto.
960 (vn_lookup_or_add): Ditto (and second argument removed);
961 (vn_lookup_or_add_with_vuses): Ditto.
962 (vn_lookup_with_stmt): New.
963 (vn_lookup_or_add_with_stmt): Ditto.
964 (create_value_handle_for_expr): Ditto.
966 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
967 (seen_during_translate): New function.
968 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
969 (phi_trans_add): Ditto.
970 (constant_expr_p): FIELD_DECL is always constant.
971 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
973 Avoid infinite recursion on mutually valued expressions.
974 Change callers of vn_lookup_or_add.
975 (phi_translate): New function.
976 (compute_antic_safe): Allow phi nodes.
977 (create_component_ref_by_pieces): Update for FIELD_DECL change.
978 (find_or_generate_expression): Rewrite slightly.
979 (create_expression_by_pieces): Updated for vn_lookup_or_add
981 Update VN_INFO for new names.
982 (insert_into_preds_of_block): Update for new names.
983 (add_to_exp_gen): New function.
984 (add_to_sets): Use vn_lookup_or_add_with_stmt.
985 (find_existing_value_expr): Rewrite to changed vn_lookup.
986 (create_value_expr_from): Ditto, and use add_to_exp_gen.
987 (try_look_through_load): Removed.
988 (try_combine_conversion): Ditto.
989 (get_sccvn_value): New function.
990 (make_values_for_phi): Ditto.
991 (make_values_for_stmt): Ditto.
992 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
994 (init_pre): Update for SCCVN changes.
996 (execute_pre): Ditto.
998 * tree-flow.h (make_value_handle): Declare.
999 (set_value_handle): Ditto.
1000 (sort_vuses_heap): Ditto.
1001 (vn_lookup_or_add_with_stmt): Ditto.
1002 (vn_lookup_with_stmt): Ditto.
1003 (vn_compute): Remove.
1006 (vn_lookup): Update arguments.
1008 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1010 (tree-ssa-sccvn.o): New.
1011 (OBJS-common): Add tree-ssa-sccvn.o
1013 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1016 * c-typeck.c (build_external_ref): Don't mark as used if called
1018 * calls.c (rtx_for_function_call): Likewise.
1020 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1024 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1026 * dce.c (deletable_insn_p_1): New function, split out from...
1027 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1028 specially, not those inside PARALLELs. Remove BODY argument
1029 and adjust recursive call accordingly.
1030 (prescan_insns_for_dce): Update call to delete_insn_p.
1032 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1034 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1035 (try_combine): Move potential calls to undo_all() so they happen
1036 before we commit to using the combined insns.
1038 2006-06-30 Jan Hubicka <jh@suse.cz>
1040 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1043 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1045 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1046 (cgraph_remove_unreachable_nodes): Likewise.
1047 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1048 * ipa-inline.c (update_caller_keys): Cast according to the coding
1050 (cgraph_decide_recursive_inlining): Likewise.
1051 (cgraph_decide_inlining_of_small_function): Likewise.
1052 (try_inline): Likewise.
1053 (cgraph_decide_inlining_incrementally): Likewise.
1054 * ipa-pure-const.c (get_function_state): Likewise.
1055 (scan_function): Likewise.
1056 (analyze_function): Likewise.
1057 (static_execute): Likewise.
1058 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1059 (merge_callee_local_info): Likewise.
1060 (analyze_function): Use type safe memory macros.
1061 (static_execute): Likewise. Cast according to the coding conventions.
1062 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1064 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1066 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1067 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1070 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1073 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1074 for complex modes (both int and real).
1076 2007-06-29 Jan Hubicka <jh@suse.cz>
1078 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1080 2007-06-29 Jan Hubicka <jh@suse.cz>
1083 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1086 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1089 * config/avr/avr.c: Include dataflow header file.
1090 (expand_prologue): Adjust for prologue insn change.
1091 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1094 2007-06-29 Richard Guenther <rguenther@suse.de>
1097 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1098 during type verification.
1100 2007-06-29 Jan Hubicka <jh@suse.cz>
1102 * recog.c (validate_change_rtx_1): Unshare TO argument.
1104 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1106 PR tree-optimization/24659
1107 * tree-vect-transform.c (vectorizable_call): Handle
1108 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1110 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1111 * config/i386/i386.c (enum ix86_builtins)
1112 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1113 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1115 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1116 const using def_builtin_const.
1117 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1118 input operands in the same modes as the result.
1119 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1121 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1123 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1124 (df_set_dead_notes_for_mw): Likewise.
1126 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1128 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1130 2007-06-28 DJ Delorie <dj@redhat.com>
1132 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1134 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1136 * doc/invoke.texi (C++ Dialect Options): Document
1137 fvisibility-ms-compat.
1138 * c.opt (fvisibility-ms-compat): New.
1140 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1143 * tree-affine.c (aff_combination_add_elt): Handle
1144 pointer addition specially.
1146 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1148 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1149 decl is non-external for AIX ABI.
1151 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1153 * config/rs6000/predicates.md (current_file_function_operand):
1154 Ensure the symbol is non-external for AIX ABI.
1156 2007-06-28 Nick Clifton <nickc@redhat.com>
1158 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1159 (fdce, fdse, fpredictive-commoning): Likewise.
1161 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1164 * gcc.c (process_command): Recognize the new -static-libgfortran
1167 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1170 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1171 Use a call clobbered hard reg instead of a pseudo reg.
1173 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1175 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1177 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1180 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1181 REG_LIBCALL and REG_RETVAL notes.
1182 (divsi3, mulsi3): Likewise.
1183 (mulhisi3): Likewise. Use emit_libcall_block.
1184 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1186 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1188 PR rtl-optimization/32481
1189 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1191 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1193 * dce.c (deletable_insn_p_1): New function, split out from...
1194 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1195 specially, not those inside PARALLELs. Remove BODY argument
1196 and adjust recursive call accordingly.
1197 (prescan_insns_for_dce): Update call to delete_insn_p.
1199 2007-06-27 Richard Guenther <rguenther@suse.de>
1202 * tree.h (fold_convertible_p): Declare.
1203 * fold-const.c (fold_convertible_p): New function.
1204 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1205 instead of lang_hooks.types_compatible_p.
1207 2007-06-26 Jan Hubicka <jh@suse.cz>
1209 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1210 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1211 early use validate_unshare_change.
1212 (reload_combine): Likewise.
1213 * recog.c (change_t): New field unshare.
1214 (validate_change_1): Rename from validate_change; add argument unshare.
1215 (validate_change): Turn into wrapper of validate_change_1; update
1216 prototype for bools.
1217 (validate_unshare_change): New.
1218 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1219 calls of df_insn_rescan.
1220 * recog.h (validate_change): Replace ints by bools.
1221 (validate_unshare_change): Declare.
1223 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1225 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1227 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1229 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1231 2007-06-25 Jan Hubicka <jh@suse.cz>
1233 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1235 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1236 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1237 places other call site specific checks are performed.
1239 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1242 * tree-vect-transform.c (vectorizable_operation): Convert
1243 POINTER_PLUS_EXPR over to PLUS_EXPR.
1245 2007-06-25 Chao-ying Fu <fu@mips.com>
1247 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1248 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1249 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1250 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1252 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1253 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1254 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1255 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1256 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1257 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1258 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1259 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1260 ALL_FIXED_POINT_MODE_P): New define.
1261 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1263 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1265 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1266 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1267 MODE_VECTOR_UACCUM): New mode classes.
1269 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1270 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1271 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1274 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1275 (blank_mode): Initialize ibit and fbit.
1276 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1277 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1279 (new_adjust): Change required_class to required_class_from and
1280 required_class_to for testing within a range.
1281 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1282 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1284 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1285 (make_fixed_point_mode): New.
1286 (_ADD_ADJUST): Change C to C1 and C2.
1287 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1288 use a range for machine classes.
1289 (ADJUST_IBIT, ADJUST_FBIT): New.
1290 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1292 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1293 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1294 Emit adjustment for ibit and fbit.
1295 (emit_mode_ibit, emit_mode_fbit): New.
1296 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1298 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1300 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1301 as the source of the set.
1303 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1305 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1306 FP_REGNO_P): Use IN_RANGE.
1307 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1308 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1309 (DATA_REG_P): Use DATA_REGNO_P.
1310 (FP_REG_P): Use FP_REGNO_P.
1311 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1312 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1313 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1315 2007-06-24 Jan Hubicka <jh@suse.cz>
1318 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1320 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1323 * fold-const.c (fold_binary): Strip nops of operand 0
1324 of BIT_NOT_EXPR before calling operand_equal_p.
1325 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1326 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1328 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1330 * doc/extend.texi: Document that dllimport and dllexport imply
1332 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1333 imported or exported declaration, including type declarations.
1334 * c-common.c (handle_visibility_attribute): Check for conflicts
1335 with dllimport/dllexport.
1336 (c_determine_visibility): Handle dllimport/dllexport as an
1337 explicit visibility atttribute.
1339 2007-06-23 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/16876
1343 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1345 * tree-inline.c (initialize_inlined_parameters): Do not call
1346 lang_hooks.tree_inlining.convert_parm_for_inlining.
1347 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1348 reason for mismatched types.
1349 * gimplify.c (gimplify_call_expr): Verify the call expression
1350 arguments match the called function type signature. Otherwise
1351 mark the call expression to be not considered for inlining
1352 using CALL_CANNOT_INLINE_P flag.
1353 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1354 edges call expression.
1355 (cgraph_decide_inlining_of_small_function): Likewise.
1356 (cgraph_decide_inlining): Likewise.
1357 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1359 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1360 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1361 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1363 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1364 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1366 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1367 convert_parm_for_inlining member.
1369 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1372 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1373 Remove optimization for GT.
1375 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1378 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1380 (prescan_insns_for_dce): Add extra parameter.
1382 2007-06-23 Jan Hubicka <jh@suse.cz>
1385 * gimplify.c (mark_addressable): New function.
1386 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1388 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1391 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1393 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1397 moves between MMX/SSE registers to at least 8 units to prevent
1398 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1400 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/i386.c (override_options): Correct x86_sahf
1405 2007-06-21 David Daney <ddaney@avtrex.com>
1408 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1409 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1410 (exception_receiver): Renamed to ...
1411 (nonlocal_goto_receiver): ... this.
1413 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1415 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1416 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1417 partial register accesses.
1419 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1421 * fold-const.c (debug_fold_checksum): Move it under
1422 ENABLE_FOLD_CHECKING.
1424 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1427 * tree.h (debug_fold_checksum): Declared.
1428 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1429 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1430 build_fold_addr_expr_with_type_1.
1431 (fold_addr_expr, debug_fold_checksum): New.
1432 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1433 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1436 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1438 PR tree-optimization/19590
1439 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1440 of scev is a constant.
1441 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1443 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1445 * df-problems.c (df_note_bb_compute): Made computation of live
1446 info consistent with df_lr.
1448 2007-06-21 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/32453
1451 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1452 for pointer anti-range.
1454 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1456 * config/i386/i386.c (processor_target_table): Increase maximum
1457 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1460 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1461 byte alignment if > 8 byte alignment is preferred.
1462 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1464 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1466 PR tree-optimization/31866
1467 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1468 if ASM_EXPR's input is not a SSA_NAME.
1471 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1472 but decl is a global var, instead return decl.
1473 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1474 even for is_global_var decls, if they are private in some outer
1477 2007-06-21 Richard Guenther <rguenther@suse.de>
1479 PR tree-optimization/32451
1480 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1482 2007-06-21 Christian Bruel <christian.bruel@st.com>
1484 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1485 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1486 (push_regs): Changed saving order or banked registers.
1487 (sh_expand_epilogue): Likewise.
1488 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1489 (FIRST_BANKED_REG): Likewise.
1490 (LAST_BANKED_REG): Likewise.
1491 * config/sh/sh.md (banked) New attribute.
1492 (in_delay_slot): Check banked attribute.
1494 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1496 PR tree-optimization/32075
1497 * tree-data-ref.c (subscript_dependence_tester_1,
1498 analyze_miv_subscript, analyze_overlapping_iterations,
1499 add_distance_for_zero_overlaps, build_classic_dist_vector,
1500 subscript_dependence_tester_1, analyze_overlapping_iterations,
1501 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1502 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1503 to evolution_function_is_affine_multivariate_p.
1505 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1507 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1509 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1512 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1514 * config/m32c/prologue.md (epilogue_exitd_16): New.
1515 (epilogue_reit_16): New.
1516 (epilogue_exitd): Rename to epilogue_exitd_24.
1517 (epilogue_reit): Rename to epilogue_reit_24.
1519 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1520 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1522 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1524 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1525 if dbg_cnt (sched_insn) reaches the limit.
1526 (choose_ready): New parameter INSN_PTR and new return value.
1527 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1528 the new return value from choose_ready.
1529 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1530 (rest_of_handle_global_alloc): New global_alloc_at_func.
1532 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1534 PR tree-optimization/25737
1535 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1536 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1537 * tree-flow.h (struct fieldoff): Add new field alias_set.
1538 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1539 argument addressable_type. Set alias_set of fieldoff.
1540 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1541 (create_overlap_variables_for): Pass alias_set from fieldoff to
1543 * alias.c (get_alias_set): Use alias_set from SFT if set.
1545 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1547 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1548 of a variable as an unsigned HOST_WIDE_INT integer.
1550 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1552 PR rtl-optimization/32405
1553 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1555 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1557 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1560 * builtins.c: Include diagnostic.h.
1561 (expand_builtin_expect): Make gcc_assert more permissive.
1562 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1565 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1569 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1570 if ACCUMULATE_OUTGOING_ARGS.
1572 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1574 * config/m68hc11/m68hc11.c: Include dataflow header file.
1575 (m68hc11_reorg): Port to dataflow.
1577 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1579 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1580 (struct df_problem.free_blocks_on_set_blocks): New field.
1581 (struct dataflow.optional_p): New field.
1582 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1583 (df_live_set_all_dirty): New function.
1584 * df-scan.c (df_scan_alloc): Initialize optional_p.
1585 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1586 * df-core.c (df_set_blocks): Removed use of
1587 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1588 df_problem.free_blocks_on_set_blocks to determine which blocks are
1590 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1591 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1592 uses dataflow.optional_p to determine if problem should be
1594 (rest_of_handle_df_initialize): Only start live problem if
1596 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1597 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1598 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1599 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1600 problem_NOTE): Initialize free_blocks_on_set_blocks.
1601 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1603 (df_live_set_all_dirty, df_note_alloc): New function.
1604 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1606 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1607 * postreload.c (reload_combine): Ditto.
1608 * cse.c (cse_extended_basic_block): Ditto.
1609 * regmove.c (mark_flags_life_zones): Ditto.
1610 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1611 erase_matching_seqs): Ditto.
1612 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1613 * integrate (allocate_initial_values): Ditto.
1614 * combine.c (reg_dead_at_p): Ditto.
1615 * resource.c (mark_target_live_regs): Ditto.
1616 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1617 * config/sh/sh.c (find_r0_life_regions): Ditto.
1618 * global.c (rest_of_handle_global_alloc): Only add back df_live
1620 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1622 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1624 (if_convert): Make sure df_live is there at -O == 1.
1625 (pass_if_after_combine): Cleanup flags.
1626 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1627 is there at -O == 1.
1629 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1631 * config/arm/arm.c (arm_get_frame_offsets): Set
1632 offsets->locals_base to avoid negative stack size.
1633 (thumb1_expand_prologue): Assert on negative stack size.
1635 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1637 PR tree-optimization/32367
1638 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1639 of the chrec has no evolution in that loop.
1640 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1642 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1644 * config/xtensa/xtensa.c: Include "df.h".
1645 (xtensa_builtin_saveregs): Use adjust_address instead of
1647 (xtensa_va_start): Invoke make_tree with sizetype for
1648 expand_builtin_saveregs and then convert the result to a pointer.
1649 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1650 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1651 Subtract argument size from index value as integers and then use
1652 POINTER_PLUS_EXPR to add the result to the array address.
1654 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1657 * config/m32c/m32c.c: Include dataflow header file.
1658 (m32c_emit_prologue): Adjust for prologue insn change.
1659 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1660 once inside a PARALLEL. Assume frame size passed in operand 0
1661 includes space to save the fb register.
1662 (prologue_enter_24): Likewise.
1663 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1665 2007-06-19 David Daney <ddaney@avtrex.com
1668 * config/mips/mips.md (cprestore): Mark $gp as used.
1670 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1673 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1674 (frv_ifcvt_modify_insn): Likewise.
1676 2007-06-19 Richard Guenther <rguenther@suse.de>
1678 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1679 only handle positive offsets that fit in a HOST_WIDE_INT.
1681 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1684 result of rsqrt insn for zero input argument to avoid NaN.
1686 2007-06-19 Richard Guenther <rguenther@suse.de>
1689 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1691 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1693 PR tree-optimization/32353
1694 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1696 2007-06-19 Nick Clifton <nickc@redhat.com>
1698 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1700 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1703 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1704 * config/i386/i386.c (assign_386_stack_local): Assert that
1705 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1706 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1707 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1708 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1710 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1712 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1714 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1716 PR rtl-optimization/32321
1717 * gcse.c (replace_store_insn): Update the note before
1718 calling emit_insn_after.
1720 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1723 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1725 * df-problems.c (df_note_bb_compute): Fix dumping info.
1727 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1729 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1730 insn with emit_jump_insn.
1732 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1734 PR tree-optimization/32383
1735 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1736 * targhooks.h (default_builtin_reciprocal): Update prototype.
1737 * target.h (struct gcc_target): Update builtin_reciprocal.
1738 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1739 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1740 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1741 when fndecl is in BUILT_IN_MD class.
1742 (execute_convert_to_rsqrt): Ditto.
1744 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1745 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1746 Convert BUILT_IN_SQRTF code only when md_fn is false.
1748 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1750 * bt-load.c (move_btr_def): Fix the order of arguments
1751 to validate_replace_rtx.
1753 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1755 * config/m68k/m68k-devices.def: Add 54450..54455.
1757 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1759 PR rtl-optimization/32366
1760 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1761 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1764 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1767 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1768 this is true, rescan insn being modified.
1769 (sms_schedule): Added rescan parameter.
1770 (rest_of_handle_sms): Moved freeing of dominance info to before
1771 getting out of cfg_layout.
1773 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1775 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1776 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1779 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1780 FL_CF_EMAC from the entry for isac.
1782 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1783 (const_sibcall_operand): New.
1784 (sibcall_operand): Use it.
1785 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1786 (m68k_isas): ISAC does not imply FPU or EMAC.
1787 (override_options): Add ISA_C logic for symbolic jump & call.
1789 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1791 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1792 return mode from the builtin itself.
1793 (sparc_fold_builtin): Fix cast of zero constant.
1795 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1797 * targhooks.c (default_builtin_reciprocal): New default target hook.
1798 * targhooks.h (default_builtin_reciprocal): Add prototype.
1799 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1800 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1801 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1802 default_builtin_reciprocal.
1804 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1807 * hooks.c (hook_tree_tree_bool_null): New hook.
1808 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1809 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1810 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1811 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1812 and convert it to reciprocal a*rfunc(b).
1813 (execute_convert_to_rsqrt): New function.
1814 (gate_convert_to_rsqrt): New function.
1815 (pass_convert_to_rsqrt): New pass definition.
1816 * target.h (struct gcc_target): Add builtin_reciprocal.
1817 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1818 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1819 TARGET_BUILTIN_RECIPROCAL.
1820 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1822 * config/i386/i386.h (TARGET_RECIP): New define.
1823 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1824 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1825 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1826 and not optimizing for size.
1827 (*rcpsf2_sse): New insn pattern.
1828 (*rsqrtsf2_sse): Ditto.
1829 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1830 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1831 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1832 and not optimizing for size.
1833 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1834 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1835 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1836 and not optimizing for size.
1837 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1838 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1839 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1840 and not optimizing for size.
1841 (*sse_rsqrtv4sf2): Do not export.
1843 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1844 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1845 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1846 and not optimizing for size.
1848 * config/i386/i386.opt (mrecip): New option.
1849 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1850 (ix86_emit_swsqrtsf): Ditto.
1851 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1852 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1854 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1855 ix86_expand_unop1_builtin.
1856 (ix86_emit_swdivsf): New function.
1857 (ix86_emit_swsqrtsf): Ditto.
1858 (ix86_builtin_reciprocal): New function.
1859 (TARGET_BUILTIN_RECIPROCAL): Use it.
1860 (ix86_vectorize_builtin_conversion): Rename from
1861 ix86_builtin_conversion.
1862 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1863 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1864 "i386 and x86_64 Options" section.
1865 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1867 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1868 Zdenek Dvorak <dvorakz@suse.cz>
1869 Richard Guenther <rguenther@suse.de>
1870 Kaz Kojima <kkojima@gcc.gnu.org>
1872 * tree-vrp.c (compare_values_warnv): Convert val2 to
1874 (extract_range_from_assert): Create
1875 POINTER_PLUS_EXPR for pointer types.
1876 (extract_range_from_binary_expr): Handle
1877 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1879 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1880 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1881 POINTER_PLUS_EXPR as PLUS_EXPR.
1882 (number_of_iterations_lt_to_ne):
1883 For pointer types, use sizetype when
1884 creating MINUS_EXPR/PLUS_EXPRs.
1885 (assert_loop_rolls_lt): For pointer types, use sizetype when
1886 creating MINUS_EXPR/PLUS_EXPRs.
1887 (number_of_iterations_le): Likewise.
1888 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1889 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1890 like PLUS_EXPR and MINUS_EXPR.
1891 * tree-pretty-print.c (dump_generic_node): Handle
1893 (op_prio): Likewise.
1894 (op_symbol_1): Likewise.
1895 * optabs.c (optab_for_tree_code): Likewise.
1896 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1898 * tree-tailcall.c (process_assignment): Mention
1899 POINTER_PLUS_EXPR in a TODO comment.
1900 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1901 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1902 not used with a pointer and an integer type.
1903 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1904 increment using chrec_convert_rhs instead of chrec_convert.
1905 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1906 PLUS_EXPR except for the right hand side's type will be
1908 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1909 (fold_used_pointer_cast): Kill.
1910 (pointer_offset_p): Kill.
1911 (fold_used_pointer): Kill.
1912 (pointer_used_p): Kill.
1913 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1914 call fold_used_pointer.
1915 (instantiate_parameters_1): Convert the increment
1916 using chrec_convert_rhs instead of chrec_convert.
1917 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1918 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1919 instead of PLUS_EXPR.
1920 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1921 PLUS_EXPR for pointers.
1922 (std_gimplify_va_arg_expr): Likewise.
1923 (fold_builtin_memory_op): Likewise.
1924 (fold_builtin_strstr): Likewise.
1925 (fold_builtin_strchr): Likewise.
1926 (fold_builtin_strrchr): Likewise.
1927 (fold_builtin_strpbrk): Likewise.
1928 (expand_builtin_memory_chk): Likewise.
1929 (fold_builtin_memory_chk): Likewise.
1930 (std_expand_builtin_va_start): Use
1931 sizetype for the call to make_tree and then convert
1932 to the pointer type.
1933 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1934 instead of PLUS_EXPR for adding to a pointer.
1935 (std_gimplify_va_arg_expr): Use fold_build2 for
1936 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1937 the operands to sizetype first and then cast the BIT_AND_EXPR
1938 back to the pointer type.
1939 * fold-const.c (build_range_check): Handle pointer types
1941 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1942 of PLUS_EXPR's. Make sure the offset is converted to
1944 (try_move_mult_to_index): Strip the NOPs from the offset.
1945 Remove code argument and replace all uses with PLUS_EXPR.
1946 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1947 specially. Don't use a pointer type for MINUS_EXPR.
1948 (fold_unary): Handle for (T1)(X op Y),
1949 only p+ as that is the only as that can be handled for
1950 binary operators now.
1951 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1953 <case PLUS_EXPR>: Add folding of PTR+INT into
1955 Don't call try_move_mult_to_index.
1956 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1957 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1958 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1959 Don't call try_move_mult_to_index.
1960 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1961 (tree_expr_nonzero_p): Likewise.
1962 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1963 of PLUS_EXPR for the complex expression folding.
1964 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1965 first chrec is a pointer type, then the second should
1966 be sizetype and not the first's type.
1967 For POINTER_PLUS_EXPR, use a different right hand side type.
1968 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1969 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1970 different right hand side type.
1971 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1972 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1973 instead of PLUS_EXPR.
1974 When either operand is zero, convert the other operand.
1975 (chrec_apply): Use chrec_convert_rhs
1976 on the argument x instead of chrec_convert.
1977 (reset_evolution_in_loop): For pointer types, the new_evol
1979 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1980 different right hand side type.
1981 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1982 (chrec_convert_rhs): New function.
1983 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1984 different right hand side type.
1985 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1986 * tree-chrec.h (chrec_convert_rhs): New prototype.
1987 (build_polynomial_chrec): For pointer types, the right hand
1988 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1989 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1990 Remove subtraction case as it is always addition now.
1991 Make sure the offset is converted to sizetype.
1992 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1993 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1994 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1995 PLUS_EXPR in pointer type.
1996 Handle POINTER_PLUS_EXPR.
1997 (tree_to_aff_combination): Likewise.
1998 (force_expr_to_var_cost): Likewise.
1999 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2000 instead of PLUS_EXPR for pointers.
2001 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2002 instead of PLUS_EXPR of pointer types.
2003 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2005 (check_va_list_escapes): Likewise.
2006 (check_all_va_list_escapes): Likewise.
2007 * dwarf2out.c (loc_descriptor_from_tree_1):
2008 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2009 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2010 (string_constant): Likewise.
2011 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2012 the offset to the base, use POINTER_PLUS_EXPR.
2013 (add_to_parts): Convert the index to sizetype.
2014 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2015 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2016 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2017 Offset only holds something for PLUS_EXPR.
2018 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2020 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2022 (analyze_accesses_for_modify_stmt): Likewise.
2023 Remove comment about the type being integral type as it is
2025 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2027 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2029 Correct the type which the artimentic is done in (is now
2032 * tree-data-ref.c (split_constant_offset): Handle
2034 * tree-affine.c (tree_to_aff_combination): Likewise.
2035 * c-typeck.c (build_unary_op): For pointers create the increment
2036 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2038 * gimplify.c (gimplify_self_mod_expr): Create a
2039 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2040 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2041 * tree.def (POINTER_PLUS_EXPR): New tree code.
2042 * tree-predcom.c (ref_at_iteration): If we have a pointer
2043 type do the multiplication in sizetype.
2044 * tree-mudflap.c (mf_xform_derefs_1): Create a
2045 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2046 * tree-ssa-forwprop.c
2047 (forward_propagate_addr_into_variable_array_index):
2048 Don't expect there to be a cast for the index as that
2049 does not exist anymore.
2050 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2051 instead of PLUS_EXPR.
2052 Don't check for the first operand of the POINTER_PLUS_EXPR
2053 was the index as it cannot be.
2054 Call forward_propagate_addr_into_variable_array_index with
2055 the SSA_NAME instead of the statement.
2056 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2057 (compare_constant): Likewise.
2058 (copy_constant): Likewise.
2059 (compute_reloc_for_constant): Likewise.
2060 (output_addressed_constants): Likewise.
2061 (initializer_constant_valid_p): Likewise.
2062 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2063 Convert the MIN/MAX of the inner type to the outer
2064 type before comparing them.
2065 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2066 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2067 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2068 of PLUS_EXPR for pointers.
2069 * tree-inline.c (estimate_num_insns_1): Handle
2071 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2072 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2073 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2074 instead of PLUS_EXPR for the pointer increment statement.
2075 (vect_update_ivs_after_vectorizer): For pointer types, create
2076 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2077 MULT_EXPR in sizetype.
2078 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2080 * tree-object-size.c (plus_expr_object_size): Handle
2081 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2082 code which is trying to figure out which side is a pointer and
2084 (check_for_plus_in_loops_1): Likewise.
2085 (check_for_plus_in_loops): Likewise.
2086 * c-common.c (pointer_int_sum): Create a
2087 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2088 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2089 only POINTER_PLUS_EXPR. Removing all the extra
2090 code which is trying to figure out which side is a pointer and
2092 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2093 PLUS_EXPR and MINUS_EXPR.
2094 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2096 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2097 with make_tree, instead of a pointer type.
2098 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2099 for pointers instead of PLUS_EXPR.
2100 (s390_gimplify_va_arg): Likewise.
2101 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2102 instead of PLUS_EXPR when doing addition on pointer
2103 types. Use sizetype for the second operand.
2104 (spu_gimplify_va_arg_expr): Likewise.
2105 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2106 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2107 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2108 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2109 for the pointer addition and also use size_int/sizetype
2111 (ix86_gimplify_va_arg): Likewise.
2112 Perform BIT_AND_EXPR on sizetype arguments.
2113 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2114 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2115 for the pointer additions and also use size_int for the offsets.
2116 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2117 additions and also use size_int for the offsets. Perform
2118 BIT_AND_EXPR on sizetype arguments.
2119 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2120 POINTER_PLUS_EXPR for pointers and create the
2121 BIT_AND_EXPR in sizetype.
2122 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2123 instead of PLUS_EXPR for pointer addition.
2124 (rs6000_va_start): Likewise.
2125 Also use sizetype for the offset.
2126 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2127 as PLUS_EXPR/MINUS_EXPR.
2128 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2129 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2130 Don't use BIT_AND_EXPR on a pointer type, convert the
2131 expression to sizetype first.
2132 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2134 (mips_gimplify_va_arg_expr): Likewise.
2135 Don't create BIT_AND_EXPR in a pointer type.
2137 2007-06-15 Eric Christopher <echristo@apple.com>
2139 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2140 (x86_64-*-darwin*): Ditto.
2141 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2144 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2146 * doc/extend.texi: Document behavior of __attribute__((aligned))
2149 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2151 * rtlanal.c (note_stores): Improve documentation.
2153 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2155 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2156 LOCAL_LABEL_PREFIX): Delete.
2157 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2158 (bfin_internal_label): Delete.
2160 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2162 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2163 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2164 otherwise define to LIBGCC2_TF_CEXT.
2165 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2166 (LIBGCC_TF_CEXT): Ditto.
2169 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2171 PR rtl-optimization/32339
2172 * df-scan.c (df_uses_record): Don't modify flags but just add to
2173 it for df_ref_record.
2175 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2177 * tree-mudflap.c: Fix whitespace issues.
2179 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2181 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2183 2007-06-14 Eric Christopher <echristo@apple.com>
2185 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2186 (movv4sf): Use gcc_unreachable instead of abort.
2188 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2191 * config/i386/sfp-machine.h (CMPtype): New define.
2192 (mach stubs): Use CMPtype instead of int as a return type.
2194 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2196 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2197 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2198 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2199 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2200 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2201 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2202 config/soft-fp/soft-fp.h: Update from glibc CVS.
2204 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2206 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2208 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2211 * config/v850/v850.c: Include dataflow header file.
2212 (substitute_ep_register): Fix typo.
2214 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2216 * configure.ac: Fix earlier checkin.
2217 * configure: Regenerated.
2219 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2221 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2222 * aclocal.m4: Regenerate.
2223 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2224 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2225 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2226 * configure: Regenerate.
2227 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2229 * Makefile.in (quickstrap): Build libgcc too.
2231 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2233 * configure.ac: Add --enable-checking=df. Explicitly mention that
2234 the variables are initialized as for "release".
2235 * df-core.c: Use it.
2236 * configure: Regenerate.
2237 * config.in: Regenerate.
2239 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2241 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2242 validate_replace_rtx instead of replace_rtx.
2243 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2245 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2247 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2248 (DWARF2_UNWIND_INFO): Override default if configured with
2250 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2251 (ENDFILE_SPEC): Add crtend.o.
2252 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2253 (ENDFILE_SPEC): Add crtend.o.
2254 (TARGET_USE_JCR_SECTION): Define.
2255 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2257 * config/i386/cygming-crtbegin.c: New file.
2258 * config/i386/cygming-crtend.c: New file.
2260 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2262 * config/i386/w32-unwind.h: New file.
2264 2007-06-13 Eric Christopher <echristo@apple.com>
2266 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2267 the user set a value below STACK_BOUNDARY.
2269 2007-06-13 Thiemo Seufer <ths@networkno.de>
2271 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2272 imply -lpthread for -pthread.
2274 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2276 * basic-block.h: Remove the prototype for
2277 free_basic_block_vars.
2278 * cfglayout.h: Remove the prototype for
2279 insn_locators_initialize.
2280 * tree.h: Remove the prototype for emit_line_note.
2282 * tree-ssa-pre.c (mergephitemp): Remove.
2283 (init_pre): Don't use mergephitemp.
2285 2007-06-13 Eric Christopher <echristo@apple.com>
2287 * config/i386/i386.c (override_options): If we've specified
2288 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2290 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2292 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2295 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2297 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2298 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2299 (eh_store_handler): New pattern.
2300 (eh_return): Emit it instead of a plain move.
2302 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2305 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2306 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2309 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2311 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2312 (find_next_insn_start, find_load): New functions.
2313 (bfin_reorg): Use them to deal with the fact that parallel insns are
2314 no longer represented as a SEQUENCE.
2316 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2318 * config/sparc/sparc.c (sparc_override_options): Initialize
2321 2007-06-13 Dave Korn <dave.korn@artimi.com>
2323 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2326 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2328 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2329 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2330 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2331 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2332 tree-vect-transform.c: Fix comment typos. Follow spelling
2335 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2337 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2338 to the exit block use set.
2339 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2340 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2341 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2343 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2345 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2346 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2347 to indicate an error.
2348 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2350 (dbg_cnt_process_opt): Print an error on a bad argument.
2351 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2352 * common.opt (-fdbg-cnt-list): New.
2353 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2355 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2357 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2358 flag on ref-all pointers.
2360 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2363 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2364 for the offset with the modifier as EXPAND_INITIALIZER
2365 if the modifier is EXPAND_INITIALIZER.
2366 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2367 a register if we had an overflow.
2369 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2371 * real.c (real_isfinite): New.
2372 (real_sqrt): Use it.
2373 * real.h (real_isfinite): New.
2374 * builtins.c: Use it.
2376 2007-06-12 Ian Lance Taylor <iant@google.com>
2377 Daniel Berlin <dberlin@dberlin.org>
2380 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2381 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2382 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2383 (DECL_NO_TBAA_P): Define.
2384 (struct tree_decl_common): Add no_tbaa_flag field.
2385 * tree-ssa-structalias.c (struct variable_info): Add
2386 no_tbaa_pruning field.
2387 (new_var_info): Initialize no_tbaa_pruning field.
2388 (unify_nodes): Copy no_tbaa_pruning field.
2389 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2390 (dump_solution_for_var): Print no_tbaa_pruning flag.
2391 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2393 (compute_tbaa_pruning): New static function.
2394 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2395 Call compute_tbaa_pruning.
2396 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2397 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2398 * gimple-low.c (lower_stmt): Likewise.
2399 * tree-gimple.c (is_gimple_stmt): Likewise.
2400 * tree-ssa-operands.c (get_expr_operands): Likewise.
2401 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2402 * tree-inline.c (estimate_num_insns_1): Likewise.
2403 (copy_result_decl_to_var): Likewise.
2404 * expr.c (expand_expr_real_1): Likewise.
2405 * tree-pretty-print.c (dump_generic_node): Likewise.
2406 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2407 * omp-low.c (omp_copy_decl_2): Likewise.
2408 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2409 * doc/c-tree.texi (Expression trees): Document
2410 CHANGE_DYNAMIC_TYPE_EXPR.
2412 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2414 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2415 with !HONOR_NANS and !HONOR_INFINITIES.
2416 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2418 2007-06-12 Tristan Gingold <gingold@adacore.com>
2420 * gcov.c: Comments updated.
2421 (source_info): Add file_time field.
2422 (source_index): New variable.
2423 (mutiple_files): New variable.
2424 (generate_results): New function extracted from process_file.
2425 (process_file): Save and restore chain of functions, generate
2426 results and free structures only if not merging results.
2427 (release_structures): File names are now freed in create_file_names
2428 (create_file_names): Free previous file names.
2429 (find_source): File date is now read here and modifications in
2430 source files is checked here.
2431 (read_graph_file): Only reverse order of functions for the current
2433 (make_gcov_file_name): Do not generate long names if input_name is
2435 (output_lines): If merging results do not display graph, data and
2437 Checking source file modification is done in find_source.
2439 * doc/gcov.texi: Append an s to sourcefile.
2441 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2443 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2444 (forced_nop): New pattern.
2445 * config/bfin/bfin.c: Include "df.h".
2446 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2447 (bfin_discover_loop): Use df_get_live_in instead of
2448 global_live_at_start.
2449 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2450 df_analyze when done.
2451 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2452 the insns. Use QImode for the final insn in a bundle. Call
2453 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2455 (reorder_var_tracking_notes): New function.
2456 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2457 update_life_info. Call df_analyze after scheduling and bundle
2458 generation. Call reorder_var_tracking_notes if generating these
2459 notes. Call df_finish_pass at the end.
2461 2007-06-12 Dirk Mueller <dmueller@suse.de>
2463 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2464 a comparison, not an assignment.
2466 2007-06-12 Olivier Hainque <hainque@adacore.com>
2468 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2469 Request walking the subtrees only, leaving the current is_lhs/val_only
2471 (convert_non_local_reference): Likewise.
2473 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2475 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2477 2007-06-12 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/15353
2480 PR tree-optimization/31657
2481 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2482 * timevar.def: Add TV_TREE_IFCOMBINE.
2483 * tree-pass.h (pass_tree_ifcombine): Declare.
2484 * tree-ssa-ifcombine.c: New file.
2485 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2486 * tree-flow.h (blocks_in_phiopt_order): Declare.
2487 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2488 (tree-ssa-ifcombine.o): New dependencies.
2490 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2492 PR rtl-optimization/32293
2493 * combine.c (simplify_if_then_else): Truncate return from
2494 nonzero_bits() to correct mode.
2496 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2498 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2499 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2501 2007-06-11 Diego Novillo <dnovillo@google.com>
2503 * Makefile.in (reload1.o-warn): Remove.
2505 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2507 * combine.c (subst): Use reg_overlap_mentioned_p
2508 instead of comparing register numbers directly.
2510 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2512 * reload1.c (mark_home_live_1): Use the mode parameter.
2514 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2516 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2517 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2521 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2523 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2525 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2528 from integer registers.
2529 (FP mode splitters): Handle TFmode.
2531 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2533 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2534 for ref-all pointers that point-to anything.
2536 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2538 * config/arm/arm.c (arm_output_dwarf_dtprel,
2539 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2541 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2543 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2544 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2547 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2549 * gcc/tree.c (signed_or_unsigned_type_for): New.
2550 (unsigned_type_for): Use signed_or_unsigned_type_for.
2551 (signed_type_for): Use signed_or_unsigned_type_for.
2552 * gcc/tree.h (signed_or_unsigned_type_for): New.
2553 (get_signed_or_unsigned_type): Remove.
2554 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2555 lang_hooks.types.signed_type
2556 (size_diffop): Likewise.
2557 (all_ones_mask_p): Likewise.
2558 (build_range_check): Likewise.
2559 (fold_cond_expr_with_comparison): Likewise.
2560 (fold_cond_expr_with_comparison): Likewise.
2561 (unextend): Likewise.
2562 (extract_muldiv_1): Likewise.
2563 (fold_single_bit_test_into_sign_test): Likewise.
2564 (fold_binary): Likewise.
2565 (fold_ternary): Likewise.
2566 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2567 instead of get_signed_or_unsigned_type.
2568 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2569 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2570 * gcc/expr.c (signed_or_unsigned_type_for): Use
2571 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2572 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2573 (lhd_signed_or_unsigned_type): Remove.
2574 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2575 signed_or_unsigned_type.
2576 (lhd_signed_or_unsigned_type): Remove.
2577 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2578 lang_hooks.types.signed_type.
2579 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2580 c_common_signed_type instead of lang_hooks.types.signed_type.
2581 (c_common_unsigned_type): New.
2582 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2583 (shorten_compare): Use c_common_unsigned_type instead of
2584 c_common_signed_or_unsigned_type.
2585 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2587 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2588 lang_hooks.types.signed_type.
2589 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2590 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2591 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2592 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2593 instead of unsigned_type_for.
2594 * gcc/c-decl.c (groakdeclarator): Likewise.
2595 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2596 * gcc/c-common.h (c_common_unsigned_type): New.
2598 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2602 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2604 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2607 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2608 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2610 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2611 Sebastian Pop <sebpop@gmail.com>
2613 * lambda-code.c (remove_iv): New.
2614 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2616 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2618 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2619 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2620 * tree-ssa-loop-prefetch.c: Include optabs.h.
2621 (FENCE_FOLLOWING_MOVNT): New macro.
2622 (struct mem_ref): Add independent_p and storent_p fields.
2623 (record_ref): Initalize the new fields.
2624 (gather_memory_references_ref): Return true if the reference
2626 (gather_memory_references): Check whether all memory accesses
2627 in loop were recorded.
2628 (should_issue_prefetch_p): Return false for nontemporal stores.
2629 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2630 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2631 (determine_loop_nest_reuse): Detect independent memory references.
2632 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2633 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2634 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2635 * config/i386/i386.h (x86_mfence): Declare.
2636 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2637 * config/i386/i386.c (x86_mfence): New variable.
2638 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2640 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2641 * optabs.c (init_optabs): Initialize storent_optab.
2642 * optabs.h (enum optab_index): Add OTI_storent.
2643 (storent_optab): Declare.
2644 * genopinit.c (optabs): Add initialization for storent_optab.
2645 * tree.h (MOVE_NONTEMPORAL): New macro.
2646 * expr.c (expand_assignment, store_expr, store_constructor_field,
2647 store_constructor, store_field, expand_expr_real_1): Propagate
2648 nontemporality of the expanded store.
2649 (emit_storent_insn): New function.
2650 * expr.h (expand_assignment, store_expr): Declaration changed.
2651 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2652 to expand_assignment.
2653 * stmt.c (expand_asm_expr): Ditto.
2654 * calls.c (initialize_argument_information): Pass false as
2655 nontemporality to store_expr.
2656 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2659 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2661 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2663 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2665 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2667 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2668 and allow DECL_P here.
2670 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2672 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2673 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2674 track of the size of the expression.
2675 * cfghooks.c (merge_blocks): Remove block from loops structure only
2676 after call of the merge_blocks hook.
2678 2007-06-09 Tom Tromey <tromey@redhat.com>
2680 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2681 (deprecated_state): Removed.
2682 (start_decl): Update.
2683 (enum deprecated_states): Moved earlier.
2684 (groktypename): Update.
2685 (push_parm_decl): Likewise.
2686 (grokfield): Likewise.
2687 (start_function): Likewise.
2689 2007-06-09 Ian Lance Taylor <iant@google.com>
2691 PR tree-optimization/32169
2692 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2693 CONVERT_EXPR, check whether min and max both converted to an
2694 overflow infinity representation.
2696 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2698 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2699 not inserted on the edge.
2701 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2703 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2704 instructions if they are supported.
2705 (__divsi3, __umodsi3, __modsi3): Likewise.
2706 (__ashldi3, __ashrdi3, __lshrdi3): New.
2707 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2709 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2710 Tony Linthicum <tony.linthicum@amd.com>
2712 * doc/extend.texi: Add fvect-cost-model flag.
2713 * common.opt (fvect-cost-model): New flag.
2714 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2715 cost fields in stmt_vec_info struct for STMT.
2716 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2717 fields in stmt_vec_info struct and access functions for the same.
2718 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2719 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2720 load, store and vector to scalar operation.
2721 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2722 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2723 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2724 (TARG_VEC_STORE_COST): Define cost of vector store.
2725 (vect_estimate_min_profitable_iters): Define new function.
2726 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2727 check to evaluate if loop iterations are less than minimum profitable
2728 iterations determined by cost model or minimum vect loop bound defined
2729 by user, whichever is more conservative.
2730 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2731 run-time check to evaluate if loop iterations are less than minimum
2732 profitable iterations determined by cost model or minimum vect loop
2733 bound defined by user, whichever is more conservative.
2734 (vect_estimate_min_profitable_iterations): New function to estimate
2735 mimimimum iterartions required for vector version of loop to be
2736 profitable over scalar version.
2737 (vect_model_reduction_cost): New function.
2738 (vect_model_induction_cost): New function.
2739 (vect_model_simple_cost): New function.
2740 (vect_cost_strided_group_size): New function.
2741 (vect_model_store_cost): New function.
2742 (vect_model_load_cost): New function.
2743 (vectorizable_reduction): Call vect_model_reduction_cost during
2745 (vectorizable_induction): Call vect_model_induction_cost during
2747 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2748 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2749 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2750 vectorizable_promotion, vectorizable_demotion): Call
2751 vect_model_simple_cost during analysis phase.
2753 2007-06-08 Simon Baldwin <simonb@google.com>
2755 * reg-stack.c (get_true_reg): Readability change. Moved default case
2756 label into direct switch statement scope.
2758 2007-06-08 Simon Baldwin <simonb@google.com>
2760 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2761 in gcc_assert() with '==' comparison.
2763 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2765 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2766 TARGET_ABM handling of x86_popcnt variable.
2768 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2770 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2771 __builtin_copysignq and __builtin_infq built-in functions.
2773 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2775 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2776 SSE4.2 section. Correct built-in function names in SSE4A section.
2778 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2780 PR tree-optimization/32243
2781 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2782 for ncopies after ratio check between nunits_out and nunits_in.
2783 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2785 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2787 PR tree-optimization/32224
2788 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2789 vectorization upon a non GIMPLE_MODIFY_STMT.
2791 2007-06-08 Christian Bruel <christian.bruel@st.com>
2794 * config/sh/sh.md (doloop_end): New pattern and splitter.
2795 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2797 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2800 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2802 (verify_dominators): Do not change dominance tree.
2804 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2806 * config/sh/constraints.md: New file.
2807 * config/sh/sh.c: Include tm-constrs.h.
2808 (reg_class_from_letter): Remove.
2809 (prepare_cbranch_operands): Use satisfies_constraint_*
2810 function instead of macro.
2811 (andcosts, broken_move, sh_secondary_reload): Likewise.
2812 * config/sh/predicates.md (trapping_target_operand): Likewise.
2813 (and_operand, arith_operand, arith_reg_or_0_operand,
2814 cmp_operand, logical_operand, target_operand,
2815 ua_address_operand, ua_offset, xor_operand): Likewise.
2816 * config/sh/sh.md: Include constraints.md.
2817 (*movsicc_t_false): Use satisfies_constraint_* function
2819 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2820 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2821 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2822 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2823 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2824 (REG_CLASS_FROM_CONSTRAINT): Remove.
2825 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2826 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2827 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2828 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2829 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2830 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2831 function instead of macro.
2832 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2833 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2834 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2835 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2836 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2837 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2838 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2839 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2840 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2841 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2842 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2843 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2844 EXTRA_CONSTRAINT_STR): Likewise.
2845 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2847 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2849 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2851 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2854 * c-common.h (flag_cpp0x): Replaced by...
2855 (cxx_dialect): ... this new variable specifying the C++ dialect that
2857 * c-common.c (flag_cpp0x): Removed.
2858 (cxx_dialect): Defined.
2859 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2861 * c-opts.c (c_common_post_options): Likewise.
2862 (set_std_cxx98): Set cxx_dialect to cxx98.
2863 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2865 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2866 Hui-May Chang <hm.chang@apple.com>
2868 * doc/invoke.texi (Darwin Options): Update documentation for
2869 -mmacosx-version-min.
2870 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2871 * config/darwin-driver.c: New file.
2872 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2873 * config/t-darwin (darwin-driver.o): New rule.
2875 * config/darwin-c.c (version_as_macro): Ignore low digit.
2877 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2880 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2881 (CSGNMODE): New mode macro.
2882 (CSGNVMODE): New mode attribute.
2883 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2884 expander using CSGNMODE mode macro. Handle TFmode.
2885 (copysign<mode>3_const): Rename from copysignsf3_const and
2886 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2888 (copysign<mode>3_var): Rename from copysignsf3_var and
2889 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2891 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2892 mode macro. Handle TFmode.
2893 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2894 (iortf3, *iortf3): Ditto.
2895 (xortf3, *xortf3): Ditto.
2896 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2897 TFmode and TImode masks.
2898 (ix86_expand_copysign): Expand TFmode copysign insn.
2899 (IX86_BUILTIN_INFQ): New.
2900 (IX86_BUILTIN_FABSQ): Ditto.
2901 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2902 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2903 [__builtin_fabsq]: Ditto.
2904 [__builtin_copysignq]: Ditto.
2905 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2906 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2907 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2908 ix86_expand_binop_builtin().
2910 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2912 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2914 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2917 * rtl.h (push_to_sequence2): New.
2918 * emit-rtl.c (push_to_sequence2): New.
2919 * function.c (assign_parm_data_all): Add new fields.
2920 (assign_parm_setup_block): Call push_to_sequence2 instead of
2922 (assign_parm_setup_reg): Ditto.
2923 (assign_parm_setup_stack): Ditto.
2924 (assign_parms_unsplit_complex): Ditto.
2925 (assign_parms): Change field name.
2927 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2929 PR tree-optimization/32220
2930 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2931 phi node is reached before defining statement.
2933 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2936 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2937 after changing the right hand side of the assignment.
2939 2007-06-06 Eric Christopher <echristo@apple.com>
2941 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2942 (x86_64-*-darwin*): Ditto.
2943 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2944 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2946 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2948 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2950 (add_key): Likewise.
2951 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2952 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2954 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
2956 (add_cost_one_coalesce): Likewise.
2957 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2958 variable names. Rename orig to orig_name for consistency.
2959 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
2961 (cprop_into_successor_phis): Avoid using C++ keywords as variable
2963 (record_equivalences_from_stmt): Likewise.
2964 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2965 the coding conventions.
2966 (memory_ssa_name_same): Likewise.
2967 (dse_optimize_stmt): Likewise.
2968 (dse_record_phis): Likewise.
2969 (dse_finalize_block): Likewise.
2970 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2971 keywords as variable names.
2972 (may_move_till): Cast according to the coding conventions.
2973 (force_move_till_expr): Avoid using C++ keywords as variable names.
2974 (force_move_till): Cast according to the coding conventions.
2975 (memref_hash): Likewise.
2976 (memref_eq): Likewise.
2977 (gather_mem_refs_stmt): Likewise.
2978 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
2979 using C++ keywords as variable names.
2980 (idx_find_step): Cast according to the coding conventions.
2981 (idx_record_use): Likewise.
2982 (find_depends): Likewise.
2983 (prepare_decl_rtl): Likewise.
2984 (mbc_entry_hash): Likewise.
2985 (mbc_entry_eq): Likewise.
2986 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2987 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2988 (idx_infer_loop_bounds): Cast according to the coding conventions.
2989 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2990 * tree-ssa-math-opts.c (occ_new ): Likwise.
2991 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2993 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
2995 (add_use_op): Likewise.
2996 (add_vop): Likewise.
2997 (add_vuse_op): Likewise.
2998 (add_vdef_op): Likewise.
2999 (get_expr_operands): Likewise.
3000 (push_stmt_changes): Use type safe memory macros.
3001 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3002 keywords as variable names.
3003 (conditional_replacement): Likewise.
3004 (minmax_replacement): Likewise.
3005 (abs_replacement): Likewise.
3006 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3008 (insert_fake_stores): Avoid using C++ keywords as variable names.
3009 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3011 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3012 (heapvar_insert): Use type safe memory macros.
3013 (new_var_info): Cast according to the coding conventions.
3014 (new_constraint): Likewise.
3015 (remove_preds_and_fake_succs): Use type safe memory macros.
3016 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3018 (thread_single_edge): Likewise.
3019 (thread_through_loop_header): Likewise.
3021 2007-06-06 Eric Christopher <echristo@apple.com>
3023 * config/i386/i386.c (override_options): Move handling
3024 of TARGET_SUBTARGET* earlier.
3026 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3028 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3031 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3033 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3034 emited outside of basic block.
3035 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3037 * rtl.h (delete_insn_chain): Declaration changed.
3038 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3040 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3041 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3042 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3043 to delete_insn_chain.
3044 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3045 do not have bb field set.
3046 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3048 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3049 * cfgcleanup.c (try_optimize_cfg): Ditto.
3051 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3053 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3054 (lambda_body_vector_new): Use type safe memory macros.
3055 (lambda_linear_expression_new): Likewise.
3056 (lambda_loopnest_new): Likewise.
3057 (lambda_lattice_new): Likewise.
3058 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3059 conventions. Use type safe memory macros.
3060 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3061 (lambda_body_vector_s): Likewise.
3062 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3063 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3065 2007-06-06 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3068 if we need to schedule cfg_cleanup.
3069 (tree_ssa_forward_propagate_single_use_vars): Do so.
3071 2007-06-06 Ian Lance Taylor <iant@google.com>
3073 * fold-const.c (merge_ranges): If range_successor or
3074 range_predecessor fail, just return 0.
3076 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3078 PR tree-optimization/32216
3079 * tree-vectorizer.c (supportable_widening_operation): Determine
3080 signedness of FIX_TRUNC_EXPR from output operand.
3081 (supportable_narrowing_operation): Ditto.
3082 * tree-vect-generic.c (expand_vector_operations_1): Determine
3083 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3086 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3088 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3089 (struct pta): ...from here. Change flags to unsigned to avoid
3090 excessive casting (as it is used as a bit mask).
3091 (override_options): Add casts according to the coding convenventions.
3092 (x86_64_elf_unique_section): Likewise.
3093 (examine_argument): Avoid using C++ keywords as variable names.
3094 (construct_container): Likewise.
3095 (legitimize_pic_address): Likewise.
3096 (get_dllimport_decl): Cast according to the coding conventions. Use
3097 type safe memory macros.
3098 (legitimize_address): Cast according to the coding conventions.
3099 (emit_i387_cw_initialization): Corrected the type of slot to enum
3101 (ix86_init_machine_status): Use type safe memory macros.
3102 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3103 (bdesc_pcmpistr): Likewise.
3104 (bdesc_crc32): Likewise.
3105 (bdesc_sse_3arg): Likewise.
3106 (bdesc_2arg): Likewise.
3107 (bdesc_1arg): Likewise.
3108 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3109 (ix86_expand_sse_pcmpistr): Likewise.
3110 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3111 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3112 int to match the langhook definition.
3113 (ix86_builtin_conversion): Change the type of code to unsigned init to
3114 match the langhook definition.
3115 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3117 (ix86_preferred_output_reload_class): Likewise.
3118 (ix86_cannot_change_mode_class): Likewise.
3119 (ix86_memory_move_cost): Likewise.
3120 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3121 avoid excessive casting later on.
3122 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3124 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3126 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3127 as flags setting insn.
3128 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3130 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3133 (UNSPEC_ROUND): New.
3134 ("sse4_1_round<mode>2"): New insn pattern.
3135 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3137 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3138 expander using SSEMODEF mode macro. Expand using
3139 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3140 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3141 expander using SSEMODEF mode macro. Expand using
3142 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3143 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3144 expander using SSEMODEF mode macro. Expand using
3145 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3146 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3147 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3148 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3151 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3152 Sebastian Pop <sebpop@gmail.com>
3154 * lambda.h (build_linear_expr): New.
3155 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3156 Use build_linear_expr, call fold and force_gimple_operand.
3157 (lambda_loopnest_to_gcc_loopnest): Check that there is
3158 something to insert.
3159 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3161 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3163 PR preprocessor/23479
3164 * doc/extend.texi: Document the 0b-prefixed binary integer
3167 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3169 PR tree-optimization/32215
3170 * tree-vectorizer.c (supportable_widening_operation): Return false
3171 for unsupported FIX_TRUNC_EXPR tree code.
3172 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3174 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3176 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3177 register on SPE targets. Change documentation to reflect
3179 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3180 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3181 out of the register allocation pool.
3182 (rs6000_reg_live_or_pic_offset_p): New function.
3183 (rs6000_emit_prologue): Move the actual saving of LR up to free
3184 r0 for holding r11. Split saving of SPE 64-bit registers into
3185 its own case. Ensure that offsets will always be in-range for
3186 'evstdd' by using r11 as a scratch register to point at the start
3187 of the SPE save area. Save r11 if necessary, as it is the static
3189 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3190 into its own case. Ensure that offsets will always be in-range
3191 for 'evldd' by using r11 as a scratch register to point at the
3192 start of the SPE save area. Also adjust r11 when restoring
3193 the stack pointer to compensate for pre-loading r11.
3195 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3197 * cfg.c (init_flow): Use type safe memory macros.
3198 (alloc_block): Likewise.
3199 (unchecked_make_edge): Likewise.
3200 (dump_flow_info): Avoid using C++ keywords as variable names.
3201 (copy_original_table_clear): Cast according to the coding conventions.
3202 (copy_original_table_set): Likewise.
3203 * cfgexpand (label_rtx_for_bb): Likewise.
3204 (expand_gimple_basic_block): Likewise.
3205 * cfghooks.c (dump_bb): Likewise.
3206 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3208 (lv_add_condition_to_bb): Likewise.
3209 * cfglayout (relink_block_chain): Cast according to the coding
3211 (fixup_reorder_chain): Likewise.
3212 (fixup_fallthru_exit_predecessor): Likewise.
3213 * cfgloop.c (glb_enum_p): Likewise.
3214 (get_exit_description): Likewise.
3215 (dump_recorded_exit): Likewise.
3216 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3217 (struct loop): ... from here.
3218 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3220 * cfgrtl.c (rtl_create_basic_block): Likewise.
3221 (rtl_split_block): Likewise.
3222 (rtl_dump_bb): Likewise.
3223 (cfg_layout_split_block): Likewise.
3224 (init_rtl_bb_info): Use typesafe memory macros.
3226 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3227 * graphds.h: Updated all usages of edge to graph_edge.
3228 * graphds.c: Likewise.
3229 * cfgloopanal.c: Likewise.
3231 2007-06-05 Ian Lance Taylor <iant@google.com>
3233 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3234 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3235 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3237 (test_for_singularity): Likewise.
3239 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3241 * config/i386/constraints.md ("Y2"): Replaced by ...
3243 * config/i386/i386.md: Likewise.
3244 * config/i386/mmx.md: Likewise.
3245 * config/i386/sse.md: Likewise.
3247 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3249 * config/i386/constraints.md ("z"): Replaced by ...
3251 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3252 (sse4_1_blendvps): Likewise.
3253 (sse4_1_pblendvb): Likewise.
3254 (sse4_2_pcmpestr): Likewise.
3255 (sse4_2_pcmpestrm): Likewise.
3256 (sse4_2_pcmpestr_cconly): Likewise.
3257 (sse4_2_pcmpistr): Likewise.
3258 (sse4_2_pcmpistrm): Likewise.
3259 (sse4_2_pcmpistr_cconly): Likewise.
3261 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3263 * matrix-reorg.c (transform_access_sites): Fix computation.
3264 (transform_allocation_sites): Same.
3266 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3268 * config/i386/i386.c (override_options): Use
3269 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3271 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3273 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3274 (nonimm_not_xmm0_operand): Ditto.
3275 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3276 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3277 as operand[2] predicate. Require "z" class XMM register for
3278 operand[3]. Adjust asm template.
3279 ("sse4_1_blendvpd"): Ditto.
3280 ("sse4_1_pblendvb"): Ditto.
3281 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3282 force op2 into xmm0 register for variable blend instructions.
3284 2007-06-04 Tom Tromey <tromey@redhat.com>
3286 * c-tree.h (start_enum): Update.
3287 (build_enumerator): Likewise.
3288 * c-decl.c (enum_next_value): Removed.
3289 (enum_overflow): Likewise.
3290 (start_enum): Add c_enum_contents argument. Don't use globals.
3291 (build_enumerator): Likewise.
3292 * c-tree.h (struct c_enum_contents): New struct.
3294 2007-06-04 Tom Tromey <tromey@redhat.com>
3296 * c-common.c (c_common_get_alias_set): Fix indentation.
3298 2007-06-04 Ian Lance Taylor <iant@google.com>
3300 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3301 to overflow, reduce overflow infinity to regular infinity.
3302 (vrp_var_may_overflow): New static function.
3303 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3305 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3307 * stor-layout.c (layout_type): Remove duplicate code.
3309 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3312 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3313 before build_common_builtin_nodes ().
3315 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3318 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3320 2007-06-04 Jan Hubicka <jh@suse.cz>
3322 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3323 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3324 instead of _stat version.
3326 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3328 PR tree-optimization/32194
3329 * tree-predcom.c (determine_offset): Check that both references have
3332 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3334 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3335 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3336 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3337 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3338 Add argument to iterate_fix_dominators call.
3339 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3340 * gcse.c (hoist_code): Change domby to vector.
3341 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3342 Add argument to iterate_fix_dominators call.
3343 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3344 recompute_dominator.
3345 * lambda-code.c (perfect_nestify): Ditto.
3346 * cfgloopanal.c: Include graphds.h.
3347 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3348 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3349 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3351 * graphds.c: New file.
3352 * graphds.h: New file.
3353 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3354 (get_dominated_by, get_dominated_by_region): Change return type to
3356 (verify_dominators): Recompute all dominators and compare the results.
3357 (recount_dominator): Renamed to ...
3358 (recompute_dominator): ... this. Do not check that the block is
3360 (iterate_fix_dominators): Reimplemented.
3361 (prune_bbs_to_update_dominators, root_of_dom_tree,
3362 determine_dominators_for_sons): New functions.
3363 * et-forest.c (et_root): New function.
3364 * et-forest.h (et_root): Declare.
3365 * Makefile.in (graphds.o): Add.
3366 (cfgloopanal.o): Add graphds.h dependency.
3367 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3368 * basic-block.h (get_dominated_by, get_dominated_by_region,
3369 iterate_fix_dominators): Declaration changed.
3370 (recount_dominator): Renamed to ...
3371 (recompute_dominator): ... this.
3372 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3373 (thread_through_all_blocks): Do not free dominance info.
3375 2007-06-03 Andreas Schwab <schwab@suse.de>
3377 * config/m68k/m68k.c (override_options): Don't override
3379 * config/m68k/m68k-modes.def (SF, DF): Define to use
3380 motorola_single_format and motorola_double_format, resp.
3381 * real.c (motorola_single_format): Renamed from
3382 coldfire_single_format.
3383 (motorola_double_format): Renamed from coldfire_double_format.
3384 (encode_ieee_extended): Generate a proper canonical NaN image
3385 respecting canonical_nan_lsbs_set.
3386 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3388 * real.h: Adjust declarations.
3390 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3393 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3394 the symbol is generated with the stack protector.
3396 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3398 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3399 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3401 * doc/extend.texi (interrupt): Mention m68k.
3403 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3405 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3406 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3407 (ix86_expand_sse_pcmpestr): Do not check operands for
3408 "register_operand", when insn operand predicate is "register_operand".
3409 (ix86_expand_sse_pcmpistr): Ditto.
3411 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3412 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3415 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3416 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3417 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3418 * config/i386/constraints.md ("z"): New register constraint
3419 for members of SSE_FIRST_REG class.
3420 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3421 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3422 SSE_FIRST_REG class.
3423 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3424 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3425 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3426 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3427 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3428 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3429 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3430 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3431 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3432 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3433 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3434 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3435 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3436 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3437 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3438 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3439 (struct builtin_description): Change "flag" field to unsigned.
3440 (bdesc_pcmpestr): New builtin description table.
3441 (bdesc_pcmpistr): Likewise.
3442 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3443 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3444 Initialize pcmp[ei]str[im] insns for SSE4.2.
3445 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3446 (ix86_expand_sse_pcmpistr): Likewise.
3447 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3448 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3449 (UNSPEC_PCMPISTR): Likewise.
3450 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3451 (sse4_2_pcmpestri):New isns pattern.
3452 (sse4_2_pcmpestrm): Likewise.
3453 (sse4_2_pcmpestr_cconly): Likewise.
3454 (sse4_2_pcmpistr): New insn patern and splitter.
3455 (sse4_2_pcmpistri):New isns pattern.
3456 (sse4_2_pcmpistrm): Likewise.
3457 (sse4_2_pcmpistr_cconly): Likewise.
3458 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3461 2007-06-01 David Daney <ddaney@avtrex.com>
3463 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3464 LOADGP_ABSOLUTE and not binds_local_p.
3466 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3468 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3470 2007-06-01 Ian Lance Taylor <iant@google.com>
3472 * tree-vrp.c (compare_name_with_value): Always set
3473 used_strict_overflow if we get a result from the variable itself.
3475 2007-06-01 Ian Lance Taylor <iant@google.com>
3477 PR rtl-optimization/31455
3478 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3479 subregs which have a cast between modes which are not tieable.
3481 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3483 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3484 breaks after return statements.
3486 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3488 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3489 only after no_new_pseudos.
3491 2007-05-31 Eric Christopher <echristo@apple.com>
3493 * expr.c (convert_move): Assert that we don't have a BLKmode
3495 (store_expr): Handle BLKmode moves by calling emit_block_move.
3497 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3499 * c-typeck.c (build_indirect_ref): Include type in error message.
3500 (build_binary_op): Pass types to binary_op_error.
3501 * c-common.c (binary_op_error): Take two type arguments, print out
3503 * c-common.h (binary_op_error): Update prototype.
3505 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3507 * config/i386/i386.c: Correct coments on -mno-sse4.
3509 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3511 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3512 (x86_64-*-*): Likewise.
3513 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3514 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3515 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3516 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3517 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3518 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3519 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3520 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3521 (OPTION_MASK_ISA_SSE4): Likewise.
3522 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3523 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3524 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3525 (override_options): Support SSE4.2.
3526 (ix86_build_const_vector): Support SImode and DImode.
3527 (ix86_build_signbit_mask): Likewise.
3528 (ix86_expand_int_vcond): Support V2DImode.
3529 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3530 (IX86_BUILTIN_CRC32HI): Likewise.
3531 (IX86_BUILTIN_CRC32SI): Likewise.
3532 (IX86_BUILTIN_CRC32DI): Likewise.
3533 (IX86_BUILTIN_PCMPGTQ): Likewise.
3534 (bdesc_crc32): Likewise.
3535 (bdesc_sse_3arg): Likewise.
3536 (ix86_expand_crc32): Likewise.
3537 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3538 (ix86_expand_builtin): Likewise.
3539 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3540 __SSE4_2__ for -msse4.2.
3541 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3542 (CRC32MODE): Likewise.
3543 (crc32modesuffix): Likewise.
3544 (crc32modeconstraint): Likewise.
3545 (sse4_2_crc32<mode>): Likewise.
3546 (sse4_2_crc32di): Likewise.
3547 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3549 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3550 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3551 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3552 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3553 (vcondu<mode>): Likewise.
3554 * doc/extend.texi: Document SSE4.2 built-in functions.
3555 * doc/invoke.texi: Document -msse4.2/-msse4.
3557 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3559 PR tree-optimization/32160
3560 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3561 variable as gimple reg.
3562 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3564 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3566 * gcc.c (main): Don't consider linker options when issuing the
3567 warning about a linker input file not being used.
3569 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3571 * tree-vrp.c (compare_names): Initialize sop.
3573 2007-05-30 Dirk Mueller <dmueller@suse.de>
3575 * cgraphunit.c (cgraph_analyze_function): Remove
3576 computation of inline parameters.
3578 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3580 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3582 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3584 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3585 Add vx-common.h. Include vxworks.h between vx-common.h and
3587 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3589 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3590 (TARGET_ASM_DESTRUCTOR): Likewise.
3591 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3592 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3593 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3594 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3595 (VXWORKS_ENDIAN_SPEC): Define.
3596 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3597 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3598 VXWORKS_* equivalents.
3599 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3600 (ASM_FILE_START): Delete.
3601 (TARGET_VERSION): Reformat.
3602 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3603 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3604 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3605 (FPBIT, DPBIT): Define.
3606 (fp-bit.c, dp-bit.c): New rules.
3607 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3608 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3609 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3610 * config/arm/arm.h: Include vxworks-dummy.h.
3611 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3612 Mark with ATTRIBUTE_UNUSED.
3613 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3614 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3615 make it incompatible with -msingle-pic-base.
3616 (arm_function_ok_for_sibcall): Return false for calls that might
3617 go through a VxWorks PIC PLT entry.
3618 (require_pic_register): New function, split out from...
3619 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3621 (arm_load_pic_register): Handle the VxWorks RTP initialization
3622 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3623 (arm_emit_call_insn): New function.
3624 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3625 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3626 (pic_offset_arm): New pattern.
3627 (call, call_value): Use arm_emit_call_insn.
3628 (call_internal, call_value_internal): New expanders.
3629 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3630 VxWorks unless __PIC__.
3632 2007-05-30 Eric Christopher <echristo@gmail.com>
3634 * genrecog.c: Include regs.h in generated file.
3635 * genemit.c: Ditto. Fix up formatting.
3636 * config/mn10300/constraints.md: New.
3637 * config/mn10300/mn10300.md: Include.
3638 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3639 Fix up for removed macro.
3640 * config/mn10300/predicates.md (call_address_operand): Ditto.
3641 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3642 (CONST_OK_FOR_I): Ditto.
3643 (CONST_OK_FOR_J): Ditto.
3644 (CONST_OK_FOR_K): Ditto.
3645 (CONST_OK_FOR_L): Ditto.
3646 (CONST_OK_FOR_M): Ditto.
3647 (CONST_OK_FOR_N): Ditto.
3648 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3652 (EXTRA_CONSTRAINT): Ditto.
3654 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3656 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3658 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3659 OPTION_MASK_ISA_64BIT.
3660 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3662 2007-05-30 Richard Guenther <rguenther@suse.de>
3665 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3666 types for comparison.
3667 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3668 with original typed arguments.
3669 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3671 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3673 PR tree-optimization/31769
3674 * except.c (duplicate_eh_regions): Clear prev_try if
3675 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3677 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3679 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3680 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3681 bsi of the location where statements should be inserted.
3682 (sink_code_in_bb): Take bsi from statement_sink_location.
3683 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3684 instead of bsi_start.
3685 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3687 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3688 (bsi_move_before): Document inconsistency with bsi_move_after.
3689 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3691 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3693 * config/i386/i386.h (TARGET_ABM): New define.
3694 (TARGET_POPCNT): Ditto.
3695 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3696 New temporary defines to redefine from OPTION_ISA_* defines.
3697 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3698 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3699 (ix86_isa_flags): New extern int declaration.
3700 (TARGET_SUBTARGET_DEFAULT): New define.
3701 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3702 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3703 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3704 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3705 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3706 * config/i386/darwin.h: Change TARGET_64BIT define to
3709 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3710 using existing "ix86_isa_flags" varible.
3711 (m32, m64): Use existing "ix86_isa_flags" variable.
3712 (mmmx, m3dnow): Ditto.
3713 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3714 (mabm): Define as non-negative option using "x86_abm" variable.
3715 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3717 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3718 Rewrite feature test bitmap.
3719 (ix86_isa_flags): New initialized global int varible.
3720 (ix86_isa_flags_explicit): New static int variable.
3721 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3722 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3723 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3724 target_flags_explicit.
3725 (override_options): Remove "target_enable" and "target_disable" fields
3726 from "struct ptt". Update processor_target_table accordingly. Remove
3727 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3728 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3729 "target_flags" and "ix86_isa_flags_explicit" instead of
3730 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3731 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3732 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3733 to true when either of PTA_POPCNT or PTA_ABM is set in
3734 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3735 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3736 processor_alias_table flags entry. Remove handling of
3737 "target_enable" and "target_disable" fields of processor_target_table.
3738 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3739 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3740 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3741 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3742 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3744 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3746 2007-05-29 David Daney <ddaney@avtrex.com>
3749 * config/mips/mips.c (mips_output_mi_thunk): Emit
3750 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3752 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3753 * config/i386/i386.c (ix86_function_regparm): Added checking of
3754 ix86_force_align_arg_pointer to determine the number of
3755 register parameters.
3757 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3759 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3760 (SET_DR_MISALIGNMENT): New.
3761 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3762 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3763 Use SET_DR_MISALIGNMENT.
3764 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3766 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3767 find_loop_nest): Export.
3768 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3769 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3770 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3771 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3773 (struct mem_ref): Add field reuse_distance.
3774 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3775 Initialize reuse_distance field.
3776 (issue_prefetch_ref): Select temporality of prefetch according to
3778 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3779 self_reuse_distance, determine_loop_nest_reuse): New functions.
3780 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3781 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3782 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3785 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3787 * tree-ssa-alias.c: Add aliasing overview.
3789 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3790 Danny Smith <dannysmith@users.sourceforge.net>
3793 * config/i386/t-crtfm: Compile crtfastmath.o with
3794 -minline-all-stringops.
3795 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3796 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3798 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3800 * doc/md.texi: Document constraints on HP PA-RISC.
3802 * pa/constraints.md: New file.
3803 * pa.md: Include constraints.md.
3804 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3805 (integer_store_memory_operand, ldil_cint_p): New functions.
3806 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3807 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3808 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3809 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3810 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3812 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3815 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3816 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3817 case POSTDECREMENT_EXPR>): Return the error_mark_node
3818 if either the real or imaginary parts would an
3821 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3823 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3824 name when we remove it from a call.
3826 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3828 * targhooks.c (default_narrow_bitfield): Remove.
3829 * targhooks.h: Remove the prototype for
3830 default_narrow_bitfield.
3832 * langhooks-def.h: Remove the prototype for
3833 hook_get_alias_set_0.
3834 * langhooks.c (hook_get_alias_set_0): Remove.
3836 * global.c (EXECUTE_IF_CONFLICT): Remove.
3838 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3841 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3842 return true when truth_value_p is true and the type
3845 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3847 * doc/install.texi (Prerequisites): We no longer require Autoconf
3848 2.13 for the top-level.
3850 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3852 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3853 memory access via x86_expand_vector_move_misalign() only for
3854 TImode values on 32-bit targets.
3856 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3858 * matrix-reorg.c: New file. Implement matrix flattening and
3859 transposing optimization.
3860 * tree-pass.h: Add matrix reorg pass.
3861 * common.opt: Add fipa-mreorg flag.
3862 * Makefile.in: Add matrix-reorg.c.
3863 * passes.c: Add matrix reorg pass.
3864 * varpool.c (add_new_static_var): New function.
3865 * cgraph.h (add_new_static_var): Declare.
3867 2007-05-27 Eric Christopher <echristo@apple.com>
3869 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3870 sp_offset depending on stack size. Save r12 depending
3871 on registers we're saving later.
3872 (rs6000_emit_epilogue): Update sp_offset depending only
3875 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3877 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3878 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3879 * ifcvt.c (if_convert): Ditto.
3880 * tree-ssa-threadupdate.c (thread_block): Ditto.
3881 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3882 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3883 verify_loop_closed_ssa): Check number_of_loops instead of
3885 * predict.c (tree_estimate_probability): Ditto.
3886 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3887 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3888 * modulo-sched.c (sms_schedule): Ditto.
3889 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3890 (scev_finalize): Do not do anything if scev analysis was not
3892 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3893 current_loops == NULL.
3894 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3895 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3897 (loop_optimizer_finalize): Assert that loops were analyzed.
3898 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3899 rtl_doloop): Check number_of_loops instead of current_loops.
3900 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3901 current_loops == NULL.
3902 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3903 gate_tree_vectorize tree_linear_transform, check_data_deps,
3904 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3905 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3906 Check number_of_loops instead of current_loops.
3907 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3908 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3909 free loops if available.
3910 (execute_pre): Do not pass do_fre to fini_pre.
3912 2007-05-27 Tobias Burnus <burnus@net-b.de>
3915 * real.c (mpfr_from_real): Fix sign of -Inf.
3917 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3919 * tree-vect-transform.c (vectorizable_conversion): Initialize
3920 tree_code variables to ERROR_MARK.
3921 (vectorizable_type_demotion): Likewise.
3922 (vectorizable_type_promotion): Likewise.
3924 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3927 * config/i386/i386.md (movti): Handle push operands via
3930 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3932 * basic-block.h: Remove the prototype for merge_seq_blocks.
3933 * cfgcleanup.c (merge_seq_blocks): Remove.
3935 * tree-flow.h: Remove the prototype for is_aliased_with.
3936 * tree-ssa-alias.c (is_aliased_with): Remove.
3938 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3940 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3942 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3944 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3945 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3946 (vec_unpacks_hi_v16qi): Likewise.
3947 (vec_unpacku_lo_v16qi): Likewise.
3948 (vec_unpacks_lo_v16qi): Likewise.
3949 (vec_unpacku_hi_v8hi): Likewise.
3950 (vec_unpacks_hi_v8hi): Likewise.
3951 (vec_unpacku_lo_v8hi): Likewise.
3952 (vec_unpacks_lo_v8hi): Likewise.
3953 (vec_unpacku_hi_v4si): Likewise.
3954 (vec_unpacks_hi_v4si): Likewise.
3955 (vec_unpacku_lo_v4si): Likewise.
3956 (vec_unpacks_lo_v4si): Likewise.
3958 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3960 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3961 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3962 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3963 follow spelling conventions in various
3964 warning/error/diagnostic messages.
3966 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3967 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3968 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3969 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3970 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3971 * doc/tm.texi: Follow spelling conventions.
3973 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3976 * tree-ssa-forwprop.c
3977 (forward_propagate_addr_into_variable_array_index): Remove
3978 the lhs argument. Use the type of def_rhs instead of lhs.
3979 (forward_propagate_addr_expr_1): Update use of
3980 forward_propagate_addr_into_variable_array_index.
3982 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3983 Nigel Stephens <nigel@mips.com>
3985 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3986 function attributes, "far" being an alias for "long_call".
3987 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3988 (mips_near_type_p, mips_far_type_p): New.
3989 (mips_comp_type_attributes): New function to check that attributes
3990 attached to a function type are compatible.
3991 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3992 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3993 to the target function of the thunk.
3994 (mips_encode_section_info): Check for "near" and "far" function
3995 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3997 * config/mips/predicates.md (const_call_insn_operand): Test only
3998 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4000 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4003 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4004 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4005 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4006 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4008 2007-05-25 Eric Christopher <echristo@apple.com>
4010 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4011 to x86-darwin configurations.
4012 * config/i386/t-darwin: Add softfp support.
4013 * config/i386/t-darwin64: Ditto.
4014 * config/i386/sfp-machine.h: If mach then don't use
4015 aliasing, emit a stub to call.
4017 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4019 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4020 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4021 tree-predcom.c, tree-ssa-alias-warnings.c,
4022 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4023 comment typos. Follow spelling conventions.
4024 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4026 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4029 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4030 constants into memory. Expand unaligned memory references for
4031 SSE modes via x86_expand_vector_move_misalign() function.
4033 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4035 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4036 "memory" attribute for "sseishft" type insn without operands[2].
4038 2007-05-25 Dirk Mueller <dmueller@suse.de>
4039 Marcus Meissner <meissner@suse.de>
4041 * doc/extend.texi (alloc_size): New attribute.
4042 * c-common.c (handle_alloc_size_attribute): New.
4043 * tree-object-size.c (alloc_object_size): Use alloc_size
4044 attribute, if available.
4046 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4048 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4050 (__builtin_ia32_vec_ext_v2di): Likewise.
4051 (__builtin_ia32_vec_ext_v4si): Likewise.
4052 (__builtin_ia32_vec_ext_v8hi): Likewise.
4053 (__builtin_ia32_vec_ext_v16qi): Likewise.
4054 (__builtin_ia32_vec_set_v8hi): Likewise.
4056 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4058 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4060 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4062 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4063 (arm_is_longcall_p): Rename to...
4064 (arm_is_long_call_p): ...this. Take a single tree argument and
4066 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4067 (CUMULATIVE_ARGS): Remove call_cookie.
4068 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4069 (ENCODED_LONG_CALL_ATTR_P): Delete.
4070 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4071 LONG_CALL_FLAG_CHAR cases.
4072 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4073 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4074 ARM_DECLARE_FUNCTION_SIZE.
4075 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4076 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4077 (arm_encode_call_attribute, current_file_function_operand): Delete.
4078 (arm_function_in_section_p): New function.
4079 (arm_is_longcall_p): Rename to...
4080 (arm_is_long_call_p): ...this. Take the target function as a single
4081 argument and return a bool. Do not rely on call cookies. Check
4082 whether the target symbol is in the same section as the current
4083 function, not just the same compilation unit.
4084 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4085 (arm_encode_section_info): Don't encode a call type.
4086 * config/arm/arm.md (call, call_value): Update calls to
4087 arm_is_long(_)call_p. Simplify logic.
4088 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4089 Update calls to arm_is_long(_)call_p.
4091 2007-05-25 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/31982
4094 * tree-ssa-forwprop.c
4095 (forward_propagate_addr_into_variable_array_index): Handle arrays
4096 with element size one.
4098 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4100 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4101 (umulsi3_highpart): Likewise.
4103 2007-05-24 Ian Lance Taylor <iant@google.com>
4105 PR rtl-optimization/32069
4106 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4109 2007-05-24 Ollie Wild <aaw@google.com>
4111 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4114 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4116 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4117 (oprs_unchanged_p): Use it to check all registers in a REG.
4118 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4119 (reg_set_between_after_reload_p): Delete.
4120 (reg_used_between_after_reload_p): Likewise.
4121 (reg_set_or_used_since_bb_start): Likewise.
4122 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4123 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4124 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4125 * rtlanal.c (reg_set_p): Check whether REG overlaps
4126 regs_invalidated_by_call, rather than just checking the
4127 membership of REGNO (REG).
4129 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4131 * doc/passes.texi: Document predictive commoning.
4132 * doc/invoke.texi (-fpredictive-commoning): Document.
4133 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4134 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4135 adding indices to the generated name.
4136 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4137 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4138 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4139 (op_symbol_code): ... and exported.
4140 (dump_omp_clause, op_symbol): Use op_symbol_code
4141 instead of op_symbol_1.
4142 * tree-pass.h (pass_predcom): Declare.
4143 * timevar.def (TV_PREDCOM): New timevar.
4144 * tree-ssa-loop.c (run_tree_predictive_commoning,
4145 gate_tree_predictive_commoning, pass_predcom): New.
4146 * tree-data-ref.c (find_data_references_in_loop): Find the
4147 references in dominance order.
4148 (canonicalize_base_object_address): Ensure that the result has
4150 (dr_analyze_innermost): Export.
4151 (create_data_ref): Code to fail for references with invariant
4153 (find_data_references_in_stmt): ... here.
4154 * tree-data-ref.h (dr_analyze_innermost): Declare.
4155 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4156 (aff_combination_find_elt, name_expansion_hash,
4157 name_expansion_eq, tree_to_aff_combination_expand,
4158 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4160 * tree-affine.h (aff_combination_constant_multiple_p,
4161 tree_to_aff_combination_expand): Declare.
4162 * tree-predcom.c: New file.
4163 * common.opt (fpredictive-commoning): New option.
4164 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4165 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4166 * Makefile.in (tree-predcom.o): Add.
4167 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4168 * passes.c (init_optimization_passes): Add dceloop after
4169 copy propagation in loop optimizer. Add predictive commoning
4170 to loop optimizer passes.
4172 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4174 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4177 2007-05-24 Jan Hubicka <jh@suse.cz>
4179 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4181 (genheader): Include statistics.h.
4183 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4185 * print-rtl.c (flag_dump_unnumbered): Update comments.
4186 (print_rtl): Fix my previous change.
4187 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4190 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4193 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4195 (thread_through_all_blocks): Call initialize_original_copy_tables
4196 and free_original_copy_tables.
4197 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4199 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4200 * cfghooks.c (duplicate_block): Use get_loop_copy.
4201 * cfg.c: Include cfgloop.h.
4202 (loop_copy): New hash table.
4203 (initialize_original_copy_tables): Initialize loop_copy table.
4204 (free_original_copy_tables): Free loop_copy table.
4205 (copy_original_table_clear, copy_original_table_set,
4206 set_loop_copy, get_loop_copy): New functions.
4207 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4208 * cfgloop.h (struct loop): Remove copy field.
4209 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4210 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4212 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4214 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4215 -msse/-msse2/-msse3.
4217 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4219 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4220 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4222 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4225 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4226 * targhooks.h (default_mangle_decl_assembler_name): Declare
4228 * targhooks.c (default_mangle_decl_assembler_name): Define
4230 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4232 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4233 * langhooks.c (lhd_set_decl_assembler_name): Call
4234 targetm.mangle_decl_assembler_name for names with global scope.
4236 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4238 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4239 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4241 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4242 New. Factored out of i386_pe_encode_section_info.
4243 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4244 Move check for prior decoration of stdcall
4245 symbols to i386_pe_encode_section_info.
4246 (i386_pe_encode_section_info): Adjust call to
4247 gen_stdcall_or_fastcall_suffix. Use
4248 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4249 (i386_pe_mangle_decl_assembler_name): New. Wrap
4250 i386_pe_maybe_mangle_decl_assembler_name.
4252 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4254 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4255 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4256 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4257 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4258 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4261 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4262 Nigel Stephens <nigel@mips.com>
4263 Richard Sandiford <richard@codesourcery.com>
4265 Fix up MIPS16 hard float and add support for complex.
4267 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4268 (TARGET_SOFT_FLOAT_ABI): New.
4269 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4270 __mips_soft_float to reflect the ABI in use, not whether the
4271 FPU is directly accessible (e.g., in MIPS16 mode).
4272 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4273 (UNITS_PER_FPVALUE): Likewise.
4275 * config/mips/mips.c (mips_expand_call): Remove redundant
4276 TARGET_MIPS16 check.
4277 (mips_arg_regno): New.
4278 (function_arg_advance): When setting bits in cum->fp_code for
4279 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4281 (function_arg): Use mips_arg_regno.
4282 (mips_return_mode_in_fpr_p): New.
4283 (mips16_call_stub_mode_suffix): New.
4284 (mips16_cfun_returns_in_fpr_p): New.
4285 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4286 (mips_output_function_prologue): Test mips16_hard_float, not
4287 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4288 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4289 return value into a floating-point register.
4290 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4291 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4292 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4293 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4294 word of double arguments from or to the high bits of 64-bit
4295 floating point registers.
4296 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4297 (mips16_fpret_double): New helper function.
4298 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4299 support for complex modes. Fill in DECL_RESULT for stubdecl.
4300 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4302 * config/mips/mips16.S
4303 (RET, ARG1, ARG2): New.
4304 (MERGE_GPRf, MERGE_GPRt): New.
4305 (DELAYt, DELAYf): New.
4306 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4307 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4308 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4309 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4310 (SFOP): Renamed to...
4311 (OPSF3): This, and macro-ified. Updated all uses.
4312 (SFOP2): Renamed to...
4313 (OPSF2): This, and macro-ified. Updated all uses.
4314 (SFCMP): Renamed to...
4315 (CMPSF): This, and macro-ified. Updated all uses.
4316 (SFREVCMP): Renamed to...
4317 (REVCMPSF): This, and macro-ified. Updated all uses.
4318 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4319 (LDDBL1, LDDBL2, RETDBL): Deleted.
4320 (DFOP): Renamed to...
4321 (OPDF3): This, and macro-ified. Updated all uses.
4322 (DFOP2): Renamed to...
4323 (OPDF2): This, and macro-ified. Updated all uses.
4324 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4325 (DFCMP): Renamed to...
4326 (CMPDF): This, and macro-ified. Updated all uses.
4327 (DFREVCMP): Renamed to...
4328 (REVCMPDF): This, and macro-ified. Updated all uses.
4329 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4330 (RET_FUNCTION): New.
4331 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4332 (__mips16_ret_sc, __mips16_ret_dc): New.
4333 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4334 STUB_ARGS_6, STUB_ARGS_10): New.
4335 (CALL_STUB_NO_RET): New.
4336 (__mips16_call_stub_1): Macro-ified.
4337 (__mips16_call_stub_5): Macro-ified.
4338 (__mips16_call_stub_2): Macro-ified.
4339 (__mips16_call_stub_6): Macro-ified.
4340 (__mips16_call_stub_9): Macro-ified.
4341 (__mips16_call_stub_10): Macro-ified.
4342 (CALL_STUB_RET): New.
4343 (__mips16_call_stub_sf_0): Macro-ified.
4344 (__mips16_call_stub_sf_1): Macro-ified.
4345 (__mips16_call_stub_sf_5): Macro-ified.
4346 (__mips16_call_stub_sf_2): Macro-ified.
4347 (__mips16_call_stub_sf_6): Macro-ified.
4348 (__mips16_call_stub_sf_9): Macro-ified.
4349 (__mips16_call_stub_sf_10): Macro-ified.
4350 (__mips16_call_stub_df_0): Macro-ified.
4351 (__mips16_call_stub_df_1): Macro-ified.
4352 (__mips16_call_stub_df_5): Macro-ified.
4353 (__mips16_call_stub_df_2): Macro-ified.
4354 (__mips16_call_stub_df_6): Macro-ified.
4355 (__mips16_call_stub_df_9): Macro-ified.
4356 (__mips16_call_stub_df_10): Macro-ified.
4357 (__mips16_call_stub_sc_0): New.
4358 (__mips16_call_stub_sc_1): New.
4359 (__mips16_call_stub_sc_5): New.
4360 (__mips16_call_stub_sc_2): New.
4361 (__mips16_call_stub_sc_6): New.
4362 (__mips16_call_stub_sc_9): New.
4363 (__mips16_call_stub_sc_10): New.
4364 (__mips16_call_stub_dc_0): New.
4365 (__mips16_call_stub_dc_1): New.
4366 (__mips16_call_stub_dc_5): New.
4367 (__mips16_call_stub_dc_2): New.
4368 (__mips16_call_stub_dc_6): New.
4369 (__mips16_call_stub_dc_9): New.
4370 (__mips16_call_stub_dc_10): New.
4372 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4373 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4374 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4376 2007-05-23 Ian Lance Taylor <iant@google.com>
4378 * doc/invoke.texi (Invoking GCC): Document that the order of the
4381 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4384 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4385 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4386 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4390 * config/score/score.c (score_print_operand): Make sure that only
4391 lower bits are used.
4393 2007-05-22 Ian Lance Taylor <iant@google.com>
4395 * tree-vrp.c (avoid_overflow_infinity): New static function,
4396 broken out of set_value_range_to_value.
4397 (set_value_range_to_value): Call avoid_overflow_infinity.
4398 (extract_range_from_assert): Likewise.
4400 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4403 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4404 change the type before looking for a COMPOUND_EXPR.
4406 2007-05-22 Ian Lance Taylor <iant@google.com>
4408 * lower-subreg.c (decompose_multiword_subregs): If we change an
4409 insn, call remove_retval_note on it.
4411 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4413 * regs.h (end_hard_regno): New function.
4414 (END_HARD_REGNO, END_REGNO): New macros.
4415 (add_to_hard_reg_set): New function.
4416 (remove_from_hard_reg_set): Likewise.
4417 (in_hard_reg_set_p): Likewise.
4418 (overlaps_hard_reg_set_p): Likewise.
4419 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4420 (note_btr_set): Use END_HARD_REGNO.
4421 * caller-save.c (setup_save_areas): Use end_hard_regno.
4422 (mark_set_regs): Use END_HARD_REGNO.
4423 (add_stored_regs): Use end_hard_regno.
4424 (mark_referenced_regs): Use add_to_hard_reg_set.
4425 * combine.c (update_table_tick): Use END_REGNO.
4426 (record_value_for_reg): Likewise.
4427 (record_dead_and_set_regs): Likewise.
4428 (get_last_value_validate): Likewise.
4429 (use_crosses_set_p): Likewise.
4430 (reg_dead_at_p_1): Likewise.
4431 (reg_dead_at_p): Likewise.
4432 (mark_used_regs_combine): Use add_to_hard_reg_set.
4433 (move_deaths): Use END_HARD_REGNO.
4434 (reg_bitfield_target_p): Use end_hard_regno.
4435 (distribute_notes): Use END_HARD_REGNO.
4436 * cse.c (mention_regs): Use END_REGNO.
4437 (insert): Use add_to_hard_reg_set.
4438 (invalidate): Use END_HARD_REGNO.
4439 (invalidate_for_call): Likewise.
4440 (exp_equiv_p): Use END_REGNO.
4441 (cse_insn): Likewise.
4442 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4443 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4444 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4445 * function.c (keep_stack_depressed): Use end_hard_regno.
4446 * global.c (global_alloc): Use end_hard_regno.
4447 (global_conflicts): Use add_to_hard_reg_set instead of
4449 (find_reg): Likewise.
4450 (mark_reg_store): Likewise.
4451 (mark_reg_conflicts): Likewise.
4452 (mark_reg_death): Use remove_from_hard_reg_set.
4453 (mark_reg_live_nc): Delete.
4454 (set_preference): Use end_hard_regno.
4455 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4456 remove_from_hard_reg_set.
4457 (post_mark_life): Use add_to_hard_reg_set.
4458 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4459 (reg_becomes_live): Use add_to_hard_reg_set.
4460 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4461 (peep2_find_free_register): Use add_to_hard_reg_set.
4462 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4463 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4464 * regrename.c (note_sets): Use add_to_hard_reg_set.
4465 (clear_dead_regs): Use remove_from_hard_reg_set.
4466 (regrename_optimize): Use add_to_hard_reg_set.
4467 (find_oldest_value_reg): Use in_hard_reg_set_p.
4468 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4469 (hard_reg_set_here_p): Use end_hard_regno.
4470 (decompose): Likewise.
4471 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4472 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4473 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4474 (mark_home_live): Use end_hard_regno.
4475 (spill_hard_reg): Likewise.
4476 (clear_reload_reg_in_use): Likewise.
4477 * reorg.c (delete_prior_computation): Use END_REGNO.
4478 * resource.c (update_live_status): Use END_HARD_REGNO.
4479 (mark_referenced_resources): Use add_to_hard_reg_set.
4480 (mark_set_resources): Likewise.
4481 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4482 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4483 (reg_overlap_mentioned_p): Likewise.
4484 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4485 (covers_regno_no_parallel_p): Use END_REGNO.
4486 (find_regno_note): Likewise.
4487 (find_reg_fusage): Use END_HARD_REGNO.
4488 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4489 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4491 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4493 * mode-switching.c (reg_dies): Change type of second argument to
4495 (optimize_mode_switching): Update accordingly.
4497 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4499 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4501 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4502 (hard_reg_set_empty_p): ...these new functions.
4503 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4504 GO_IF_HARD_REG_SUBSET.
4505 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4506 instead of GO_IF_HARD_REG_EQUAL.
4507 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4508 instead of GO_IF_HARD_REG_EQUAL.
4509 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4510 GO_IF_HARD_REG_SUBSET.
4511 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4512 GO_IF_HARD_REG_EQUAL.
4513 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4514 of GO_IF_HARD_REG_SUBSET.
4515 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4516 instead of GO_IF_HARD_REG_EQUAL.
4517 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4518 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4519 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4520 of GO_IF_HARD_REG_SUBSET,
4521 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4522 GO_IF_HARD_REG_SUBSET.
4523 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4524 instead of GO_IF_HARD_REG_EQUAL.
4525 * config/sh/sh.c (push_regs, calc_live_regs): Use
4526 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4527 (hard_regs_intersect_p): Delete.
4529 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4531 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4533 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4534 Richard Henderson <rth@redhat.com>
4536 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4538 (x86_64-*-*): Likewise.
4540 * i386/i386-modes.def (V2QI): New.
4542 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4544 (override_options): Support SSE4.1.
4545 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4546 (IX86_BUILTIN_BLENDPS): Likewise.
4547 (IX86_BUILTIN_BLENDVPD): Likewise.
4548 (IX86_BUILTIN_BLENDVPS): Likewise.
4549 (IX86_BUILTIN_PBLENDVB128): Likewise.
4550 (IX86_BUILTIN_PBLENDW128): Likewise.
4551 (IX86_BUILTIN_DPPD): Likewise.
4552 (IX86_BUILTIN_DPPS): Likewise.
4553 (IX86_BUILTIN_INSERTPS128): Likewise.
4554 (IX86_BUILTIN_MOVNTDQA): Likewise.
4555 (IX86_BUILTIN_MPSADBW128): Likewise.
4556 (IX86_BUILTIN_PACKUSDW128): Likewise.
4557 (IX86_BUILTIN_PCMPEQQ): Likewise.
4558 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4559 (IX86_BUILTIN_PMAXSB128): Likewise.
4560 (IX86_BUILTIN_PMAXSD128): Likewise.
4561 (IX86_BUILTIN_PMAXUD128): Likewise.
4562 (IX86_BUILTIN_PMAXUW128): Likewise.
4563 (IX86_BUILTIN_PMINSB128): Likewise.
4564 (IX86_BUILTIN_PMINSD128): Likewise.
4565 (IX86_BUILTIN_PMINUD128): Likewise.
4566 (IX86_BUILTIN_PMINUW128): Likewise.
4567 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4568 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4569 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4570 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4571 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4572 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4573 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4574 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4575 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4576 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4577 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4578 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4579 (IX86_BUILTIN_PMULDQ128): Likewise.
4580 (IX86_BUILTIN_PMULLD128): Likewise.
4581 (IX86_BUILTIN_ROUNDPD): Likewise.
4582 (IX86_BUILTIN_ROUNDPS): Likewise.
4583 (IX86_BUILTIN_ROUNDSD): Likewise.
4584 (IX86_BUILTIN_ROUNDSS): Likewise.
4585 (IX86_BUILTIN_PTESTZ): Likewise.
4586 (IX86_BUILTIN_PTESTC): Likewise.
4587 (IX86_BUILTIN_PTESTNZC): Likewise.
4588 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4589 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4590 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4591 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4592 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4594 (bdesc_sse_3arg): Likewise.
4595 (bdesc_2arg): Likewise.
4596 (bdesc_1arg): Likewise.
4597 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4599 (ix86_expand_sse_4_operands_builtin): New.
4600 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4601 smaller than 8 bits as the 2nd arg.
4602 (ix86_expand_sse_ptest): New.
4603 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4604 (ix86_expand_vector_set): Support SSE4.1.
4605 (ix86_expand_vector_extract): Likewise.
4607 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4608 __SSE4_1__ for -msse4.1.
4610 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4611 (UNSPEC_INSERTPS): Likewise.
4612 (UNSPEC_DP): Likewise.
4613 (UNSPEC_MOVNTDQA): Likewise.
4614 (UNSPEC_MPSADBW): Likewise.
4615 (UNSPEC_PHMINPOSUW): Likewise.
4616 (UNSPEC_PTEST): Likewise.
4617 (UNSPEC_ROUNDP): Likewise.
4618 (UNSPEC_ROUNDS): Likewise.
4620 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4622 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4623 (const_pow2_1_to_32768_operand): Likewise.
4625 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4628 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4630 (sse4_1_insertps): Likewise.
4631 (*sse4_1_extractps): Likewise.
4632 (sse4_1_ptest): Likewise.
4633 (sse4_1_mulv2siv2di3): Likewise.
4634 (*sse4_1_mulv4si3): Likewise.
4635 (*sse4_1_smax<mode>3): Likewise.
4636 (*sse4_1_umax<mode>3): Likewise.
4637 (*sse4_1_smin<mode>3): Likewise.
4638 (*sse4_1_umin<mode>3): Likewise.
4639 (sse4_1_eqv2di3): Likewise.
4640 (*sse4_1_pinsrb): Likewise.
4641 (*sse4_1_pinsrd): Likewise.
4642 (*sse4_1_pinsrq): Likewise.
4643 (*sse4_1_pextrb): Likewise.
4644 (*sse4_1_pextrb_memory): Likewise.
4645 (*sse4_1_pextrw_memory): Likewise.
4646 (*sse4_1_pextrq): Likewise.
4647 (sse4_1_blendpd): Likewise.
4648 (sse4_1_blendps): Likewise.
4649 (sse4_1_blendvpd): Likewise.
4650 (sse4_1_blendvps): Likewise.
4651 (sse4_1_dppd): Likewise.
4652 (sse4_1_dpps): Likewise.
4653 (sse4_1_movntdqa): Likewise.
4654 (sse4_1_mpsadbw): Likewise.
4655 (sse4_1_packusdw): Likewise.
4656 (sse4_1_pblendvb): Likewise.
4657 (sse4_1_pblendw): Likewise.
4658 (sse4_1_phminposuw): Likewise.
4659 (sse4_1_extendv8qiv8hi2): Likewise.
4660 (*sse4_1_extendv8qiv8hi2): Likewise.
4661 (sse4_1_extendv4qiv4si2): Likewise.
4662 (*sse4_1_extendv4qiv4si2): Likewise.
4663 (sse4_1_extendv2qiv2di2): Likewise.
4664 (*sse4_1_extendv2qiv2di2): Likewise.
4665 (sse4_1_extendv4hiv4si2): Likewise.
4666 (*sse4_1_extendv4hiv4si2): Likewise.
4667 (sse4_1_extendv2hiv2di2): Likewise.
4668 (*sse4_1_extendv2hiv2di2): Likewise.
4669 (sse4_1_extendv2siv2di2): Likewise.
4670 (*sse4_1_extendv2siv2di2): Likewise.
4671 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4672 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4673 (sse4_1_zero_extendv4qiv4si2): Likewise.
4674 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4675 (sse4_1_zero_extendv2qiv2di2): Likewise.
4676 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4677 (sse4_1_zero_extendv4hiv4si2): Likewise.
4678 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4679 (sse4_1_zero_extendv2hiv2di2): Likewise.
4680 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4681 (sse4_1_zero_extendv2siv2di2): Likewise.
4682 (*sse4_1_zero_extendv2siv2di2): Likewise.
4683 (sse4_1_roundpd): Likewise.
4684 (sse4_1_roundps): Likewise.
4685 (sse4_1_roundsd): Likewise.
4686 (sse4_1_roundss): Likewise.
4687 (mulv4si3): Don't expand for SSE4.1.
4688 (smax<mode>3): Likewise.
4689 (umaxv4si3): Likewise.
4690 (uminv16qi3): Likewise.
4691 (umin<mode>3): Likewise.
4692 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4694 * doc/extend.texi: Document SSE4.1 built-in functions.
4696 * doc/invoke.texi: Document -msse4.1.
4698 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4700 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4701 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4702 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4703 (ASM_SPEC): Add asm_pcrel_spec.
4704 (EXTRA_SPECS): Add asm_pcrel_spec.
4706 2007-05-21 David Daney <ddaney@avtrex.com>
4708 * doc/install.texi (Building a cross compiler): Add requirements
4709 for Java cross compiler.
4711 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4714 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4715 Add loopno argument. Use evolution_function_is_invariant_rec_p
4716 instead of evolution_function_is_constant_p.
4717 Update calls to evolution_function_is_affine_multivariate_p.
4718 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4719 Add loopno argument.
4720 * tree-scalar-evolution.c (gather_chrec_stats): Call
4721 evolution_function_is_affine_multivariate_p with a loop
4723 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4724 (analyze_overlapping_iterations): Likewise.
4725 (access_functions_are_affine_or_constant_p): Likewise.
4726 (build_classic_dist_vector_1): If the access functions
4727 are equal, don't do anything.
4729 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4730 Paolo Carlini <pcarlini@suse.de>
4731 Uros Bizjak <ubizjak@gmail.com>
4733 * c-cppbuiltin.c (c_cpp_builtins): Define
4734 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4735 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4736 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4737 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4739 2007-05-21 Mike Stump <mrs@apple.com>
4741 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4743 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4745 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4748 implementation if __OPTIMIZE__ is not defined.
4749 (_mm_alignr_pi8): Ditto.
4750 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4751 (_mm_inserti_si64): Ditto.
4752 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4753 (_mm_slli_epi16): Ditto.
4754 (_mm_slli_epi32): Ditto.
4755 (_mm_slli_epi64): Ditto.
4756 (_mm_srai_epi16): Ditto.
4757 (_mm_srai_epi32): Ditto.
4758 (_mm_srli_si128): Ditto.
4759 (_mm_slli_si128): Ditto.
4760 (_mm_srli_epi16): Ditto.
4761 (_mm_srli_epi32): Ditto.
4762 (_mm_srli_epi64): Ditto.
4763 (_mm_extract_epi16): Ditto.
4764 (_mm_insert_epi16): Ditto.
4765 (_mm_shufflehi_epi16): Ditto.
4766 (_mm_shufflelo_epi16): Ditto.
4767 (_mm_shuffle_epi32): Ditto.
4768 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4770 (_mm_insert_pi16): Ditto.
4772 (_mm_shuffle_pi16): Ditto.
4774 (_mm_shufle_ps): Ditto.
4775 (_mm_prefetch): Ditto.
4777 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4779 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4780 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4781 * real.c (encode_i370_single, decode_i370_single,
4782 encode_i370_double, decode_i370_double): Functions removed.
4783 (i370_single_format, i370_double_format): Initializations removed.
4784 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4785 Consider the log2_b field to always be one.
4786 (ieee_single_format, mips_single_format, coldfire_single_format,
4787 ieee_double_format, mips_double_format, coldfire_double_format,
4788 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4789 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4790 ibm_extended_format, mips_extended_format, ieee_quad_format,
4791 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4792 decimal_single_format, decimal_double_format, decimal_quad_format,
4793 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4794 initialization of log2_b.
4795 * real.h (i370_single_format, i370_double_format): Declarations
4797 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4798 field to always be one.
4800 2007-05-21 Andreas Schwab <schwab@suse.de>
4802 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4803 NOTE_INSN_BASIC_BLOCK_P.
4804 (process_for_unwind_directive): Likewise.
4806 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4808 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4809 * function.h (struct function): Move va_list_gpr_size,
4810 va_list_fpr_size, function_frequency to front of bitfields. Add
4812 (current_function_calls_unwind_init): New.
4813 * except.c (expand_builtin_unwind_init): Set
4814 current_function_calls_unwind_init not
4815 current_function_has_nonlocal_label.
4816 * reload1.c (has_nonexceptional_receiver): New.
4817 (reload): Use it and current_function_calls_unwind_init to
4818 determine whether call-saved regs must be saved.
4820 2007-05-20 Jan Hubicka <jh@suse.cz>
4822 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4823 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4824 * ddg.c (create_ddg): LIkewise.
4825 * final.c (final): Remove hunk moving line number notes around since
4826 they are no longer present at this stage.
4827 (final_scan_insn): Use NOTE_KIND instead of
4828 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4829 (output_asm_label): Likewise.
4830 * reorg.c (dbr_schedule): Likewise.
4831 * haifa-sched.c (unlink_other_notes): Likewise.
4832 * mode-switching.c (optimize_mode_switching): Likewise.
4833 * graph.c (start_bb): Likewise.
4834 * rtl.def (NOTE): Update description.
4835 * jump.c (squeeze_notes): Delete.
4836 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4837 NOTE_INSN_BASIC_BLOCK_P when possible.
4838 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4839 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4840 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4841 (dwarf2out_var_location): Likewise.
4842 * cfgbuild.c (make_edges): Likewise.
4843 (find_basic_blocks_1): Likewise.
4844 * function.c (reorder_blocks_1): Likewise.
4845 (epilogue_done): Likewise.
4846 (reposition_prologue_and_epilogue_notes): Likewise.
4847 * print-rtl.c (print_rtx): Likewise; drop code for printing
4849 (print_rtl): Likewise.
4850 (print_rtl_single): Likewise.
4851 * gcse.c (insert_insn_start_bb): Likewise.
4852 * alias.c (init_alias_analysis): Likewise.
4853 * calls.c (fixup_tail_calls): Likewise.
4854 * except.c (sjlj_emit_function_enter): Likewise.
4855 * emit-rtl.c (add_insn_after): Likeiwse.
4856 (emit_label_before): Likewise.
4857 (emit_label_after): Likewise.
4858 (emit_note_before, emit_note_after, emit_note): Update
4859 parameter to be enum insn_note; do not deal with source
4861 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4862 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4864 (merge_blocks_move_successor_nojumps): Simplify now when
4865 we don't have BLOCK notes.
4866 (try_optimize_cfg): Likewise.
4867 * cfglayout.c (skip_insns_after_block): Likewise.
4868 (record_effective_endpoints): Likewise.
4869 (duplicate_insn_chain): Likewise.
4870 * varasm.c (output_constant_pool_1): Likewise.
4871 * sched-deps.c (sched_analyze): Likewise.
4872 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4874 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4875 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4876 (SET_INSN_DELETED): Simplify.
4877 (NOTE_LINE_NUMBER): Exterminate.
4878 (NOTE_LINE_KIND): New.
4879 (NOTE_INSN_BASIC_BLOCK_P): Update.
4880 (enum insn_note): Simplify.
4881 (GET_NOTE_INSN_NAME) Simplify.
4882 (emit_note_before, emit_note_after, emit_note): Update prototype.
4883 (squeeze_notes): Remove.
4884 * sched-int.h (NOTE_NOT_BB_P): Update.
4885 * resource.c (mark_target_live_regs): Update.
4886 * sched-rgn.c (debug_dependencies): Update.
4887 * sched-vis.c (print_insn): Update.
4888 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4889 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4890 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4891 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4892 (split_branches): Update.
4893 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4895 (sh_adjust_unroll_max): Exterminate.
4896 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4897 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4898 (m68hc11_reorg): Likewise.
4899 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4900 (emit_predicate_relation_info): Update.
4901 (process_for_unwind_directive): Update.
4902 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4903 (output_call): Update.
4904 * config/pa/pa.c (output_lbranch): Update.
4905 (output_millicode_call): Update.
4906 (output_call): Update.
4907 (pa_combine_instructions): Update.
4908 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4909 * config/bfin/bfin.c (gen_one_bundle): Update.
4910 * cfgrtl.c (can_delete_note_p): Update.
4911 (delete_insn): Update.
4912 (rtl_merge_blocks): Update.
4913 (commit_one_edge_insertion): Update.
4914 (rtl_verify_flow_info): Update.
4915 * stmt.c (expand_case): Do not call squeeze_notes.
4917 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4924 * c.opt (Wtype-limits): New.
4925 * doc/invoke.texi (Wtype-limits): Document it.
4926 (Wextra): Enabled by -Wextra.
4927 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4928 * c-common.c (shorten_compare): Warn with Wtype-limits.
4930 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4932 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4933 inlined function, not as a macro.
4934 (_mm_alignr_pi8): Ditto.
4935 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4936 (_mm_inserti_si64): Ditto.
4937 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4938 (_mm_extract_epi16): Ditto.
4939 (_mm_insert_epi16): Ditto.
4940 (_mm_shufflehi_epi16): Ditto.
4941 (_mm_shufflelo_epi16): Ditto.
4942 (_mm_shuffle_epi32): Ditto.
4943 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4944 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4946 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4948 (_m_to_float): Use C89 compatible assignment.
4950 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4953 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4955 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4958 * doc/invoke.texi (Wreturn-type): Complete description.
4959 (Wextra): Delete item about return-type warning.
4960 * c-decl.c: Delete redundant Wextra warning.
4962 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4966 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4967 inlined function, not as a macro.
4968 (_mm_prefetch): Ditto.
4970 (_mm_insert_pi16): Ditto.
4972 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4973 (_m_pshufw): Ditto. Add const to __N argument.
4974 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4975 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4976 (_mm_slli_epi32): Ditto.
4977 (_mm_srli_si128): Implement as always inlined function, not as a
4978 macro. Add __inline to function declaration.
4979 (_mm_slli_si128): Ditto.
4981 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4983 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4984 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4986 (struct fenv): New structure.
4987 (FP_HANDLE_EXCEPTIONS): New define.
4988 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4989 (_FP_DECL_EXP): New define.
4990 (FP_INIT_ROUNDMODE): New define.
4991 (FP_ROUNDMODE): New define.
4993 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4995 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4996 (Wconversion): Update description.
4997 (Wconversion-sign): New.
4998 * c.opt (Wconversion-sign): New.
4999 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5000 means disabled for C++. Otherwise, take the status of Wconversion.
5001 * c-common.c (conversion_warning): Warn with either Wconversion or
5003 (warnings_for_convert_and_check): Conditions are already checked by
5005 (convert_and_check): Don't check warnings if the conversion failed.
5007 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5008 Anatoly Sokolov <aesok@dol.ru>
5010 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5011 avr_epilogue_uses) : Add declaration.
5012 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5013 * config/avr/constraints.md (R): New constraint.
5014 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5015 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5016 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5017 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5018 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5019 call_prologue_saves, epilogue_restores, return_from_epilogue,
5020 return_from_main_epilogue, return_from_interrupt_epilogue,
5021 return_from_naked_epilogue, prologue, epilogue): New patterns.
5022 (jump): Handle symbol reference.
5023 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5024 avr_output_function_prologue, avr_output_function_epilogue): Remove
5026 (avr_init_machine_status, expand_prologue, expand_epilogue,
5027 avr_asm_function_end_prologue, avr_epilogue_uses,
5028 avr_asm_function_begin_epilogue): New functions.
5029 (prologue_size, epilogue_size, jump_tables_size): Remove global
5031 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5032 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5033 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5034 (avr_override_options): Initialise init_machine_status.
5035 (output_movhi): Handle all stack pointer loads.
5036 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5037 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5038 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5039 (EPILOGUE_USES) Redefine.
5040 (machine_function) Declare.
5042 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5044 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5045 Use a single return statement.
5047 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5050 * builtins.c (do_mpfr_lgamma_r): New.
5051 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5052 * tree.h (CASE_FLT_FN_REENT): New.
5054 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5056 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5057 (output_die): Use 'unsigned long' with %x.
5058 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5059 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5060 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5062 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5064 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5069 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5070 true if function has no argument.
5072 2007-05-18 DJ Delorie <dj@redhat.com>
5074 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5075 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5077 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5079 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5080 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5081 count_trailing_zeros.
5082 (__i386__): Implement count_leading_zeros using __builtin_clz().
5083 Implement count_trailing_zeros usign __builtin_ctz().
5085 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5087 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5089 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5092 * expr.c (emit_move_change_mode): Change mode of push operands here.
5094 2007-05-17 Ian Lance Taylor <iant@google.com>
5096 PR tree-optimization/31953
5097 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5099 (set_value_range_to_null): Call set_value_range_to_value.
5100 (extract_range_from_comparison): Likewise.
5102 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5104 * toplev.c (print_version): Output GMP/MPFR version info.
5106 * builtins.c (CASE_MATHFN_REENT): New macro.
5107 (mathfn_built_in): Use it.
5108 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5109 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5110 BUILT_IN_LGAMMAL_R): New.
5111 * doc/extend.texi: Document new builtins.
5114 * builtins.c (do_mpfr_remquo): New.
5115 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5116 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5119 * builtins.c (fold_builtin_1): Handle y0, y1.
5120 (fold_builtin_2): Handle yn.
5123 * builtins.c (do_mpfr_bessel_n): New.
5124 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5125 (fold_builtin_2): Handle BUILT_IN_JN.
5127 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5130 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5131 TYPE_PRECISION (intmax_type_node).
5133 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5136 * reload.c (subst_reloads): Remove checking.
5138 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5140 PR rtl-optimization/31691
5141 * combine.c (simplify_set): Build a new src pattern instead of
5142 substituting its operands in the COMPARE case.
5144 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5146 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5147 (execute_vrp): Preserve loops through jump threading.
5148 * tree-ssa-threadupdate.c (thread_single_edge,
5149 dbds_continue_enumeration_p, determine_bb_domination_status,
5150 thread_through_loop_header): New functions.
5151 (create_edge_and_update_destination_phis,
5152 create_edge_and_update_destination_phis): Set loops for the new blocks.
5153 (prune_undesirable_thread_requests): Removed.
5154 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5156 (thread_block): Do not call prune_undesirable_thread_requests.
5158 (mark_threaded_blocks): Select edges to thread here.
5159 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5160 Thread edges through loop headers independently.
5161 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5162 * tree-pass.h (TODO_mark_first_instance): New.
5163 (first_pass_instance): Declare.
5164 * cfghooks.c (duplicate_block): Put the block to the original loop
5165 if copy is not specified.
5166 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5167 jump threading. Pass may_peel_loop_headers to
5168 thread_through_all_blocks according to first_pass_instance.
5169 * cfgloop.h (create_preheader): Declare.
5170 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5171 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5172 * passes.c (first_pass_instance): New variable.
5173 (next_pass_1): Set TODO_mark_first_instance.
5174 (execute_todo): Set first_pass_instance.
5176 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5178 PR tree-optimization/24659
5179 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5180 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5181 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5182 OTI_vec_pack_ufix_trunc.
5183 (vec_unpacks_float_hi_optab): Define new macro.
5184 (vec_unpacks_float_lo_optab): Ditto.
5185 (vec_unpacku_float_hi_optab): Ditto.
5186 (vec_unpacku_float_lo_optab): Ditto.
5187 (vec_pack_sfix_trunc_optab): Ditto.
5188 (vec_pack_ufix_trunc_optab): Ditto.
5189 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5190 and vec_pack_[s|u]fix_trunc_optab using
5191 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5192 * tree-vectorizer.c (supportable_widening_operation): Handle
5193 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5194 (supportable_narrowing_operation): New function.
5195 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5196 * tree-vect-transform.c (vectorizable_conversion): Handle
5197 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5198 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5199 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5200 to check for target support.
5201 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5202 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5203 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5204 for VEC_PACK_FIX_TRUNC_EXPR.
5205 (expand_binop): Special case mode of the result for
5206 vec_pack_[u|s]fix_trunc_optab.
5207 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5208 vec_pack_[u|s]fix_trunc_optab.
5210 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5211 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5212 * tree-pretty-print.c (dump_generic_node): Handle
5213 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5214 VEC_PACK_FIX_TRUNC_EXPR.
5216 * expr.c (expand_expr_real_1): Ditto.
5217 * tree-inline.c (estimate_num_insns_1): Ditto.
5218 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5220 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5221 (vec_unpacks_float_lo_v8hi): Ditto.
5222 (vec_unpacku_float_hi_v8hi): Ditto.
5223 (vec_unpacku_float_lo_v8hi): Ditto.
5224 (vec_unpacks_float_hi_v4si): Ditto.
5225 (vec_unpacks_float_lo_v4si): Ditto.
5226 (vec_pack_sfix_trunc_v2df): Ditto.
5228 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5230 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5231 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5232 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5233 [vec_pack_ufix_trunc]: Ditto.
5234 [vec_unpacks_float_hi]: Ditto.
5235 [vec_unpacks_float_lo]: Ditto.
5236 [vec_unpacku_float_hi]: Ditto.
5237 [vec_unpacku_float_lo]: Ditto.
5239 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5241 * soft-fp/README: Update for new files.
5242 * soft-fp/floattisf.c: New file.
5243 * soft-fp/floattidf.c: New file.
5244 * soft-fp/floattitf.c: New file.
5245 * soft-fp/floatuntisf.c: New file.
5246 * soft-fp/floatuntidf.c: New file.
5247 * soft-fp/floatuntitf.c: New file.
5248 * soft-fp/fixsfti.c: New file.
5249 * soft-fp/fixdfti.c: New file.
5250 * soft-fp/fixtfti.c: New file.
5251 * soft-fp/fixunssfti.c: New file.
5252 * soft-fp/fixunsdfti.c: New file.
5253 * soft-fp/fixunstfti.c: New file.
5254 * soft-fp/extendxftf.c: New file.
5255 * soft-fp/trunctfxf.c: New file.
5257 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5258 (__trunctfxf2): Ditto.
5260 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5261 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5262 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5263 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5264 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5265 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5267 * config/i386/t-fprules-softfp64: New file.
5268 * config/i386/sfp-machine.h: New file.
5269 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5270 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5271 and soft-fp/t-softfp to tmake_file.
5272 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5273 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5275 * config/i386/t-linux64 (softfp_wrap_start): New.
5276 (softfp_wrap_end): New.
5277 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5278 supported for TARGET_64BIT.
5280 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5282 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5283 c_common_unsigned_type behavior.
5285 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5287 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5290 2007-05-16 Eric Christopher <echristo@apple.com>
5292 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5293 saving after stack push. Set sp_offset whenever we push.
5294 (rs6000_emit_epilogue): Move altivec register restore before
5297 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5299 * configure.ac: Allow sysroots to be relocated under $prefix as
5300 well as $exec_prefix.
5301 * configure: Regenerate.
5303 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5307 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5309 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5310 (gcc_tooldir): Likewise.
5311 * configure: Regenerate.
5312 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5313 old configure.ac gcc_tooldir setting.
5314 (prefix_to_exec_prefix): New variable.
5315 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5316 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5318 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5320 * c-typeck.c (build_binary_op): Return early for error.
5322 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5324 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5325 struct nb_iter_bound.
5326 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5327 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5328 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5329 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5330 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5331 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5332 (del_scev_info): Use ggc_free.
5333 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5334 * loop-init.c: Include ggc.h.
5335 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5336 (loop_optimizer_finalize): Use ggc_free.
5337 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5338 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5339 pass_iv_optimize): Add TODO_ggc_collect.
5340 * function.h (struct function): Remove skip marker from
5342 * cfgloop.c: Include ggc.h.
5343 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5345 (establish_preds): Vector superloops is gc allocated.
5346 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5348 (flow_loops_find): Vector larray is gc allocated.
5349 (loop_exit_free): Use ggc_free.
5350 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5351 that head of exits list is now not a part of struct loop.
5352 (record_loop_exits): Allocate exits table in gc memory.
5353 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5354 that head of exits list is now not a part of struct loop.
5355 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5356 struct loop_exit): Add GTY marker.
5357 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5358 Add skip marker to aux field. Make head of exits list a separate
5360 (struct loops): Add GTY marker. Make larray vector gc allocated.
5361 Add param marker to exits table.
5362 (get_loops): Type changed.
5363 * Makefile.in (tree-scalar-evolution.o): Add
5364 gt-tree-scalar-evolution.h dependency.
5365 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5366 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5367 * basic-block.h (struct basic_block_def): Remove skip marker from
5370 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5372 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5373 of 0 in the call to expand_expr().
5374 (expand_builtin_mathfn_3): Ditto.
5375 (expand_builtin_interclass_mathfn): Ditto.
5376 (expand_builtin_cexpi): Ditto.
5377 (expand_builtin_int_roundingfn): Ditto.
5378 (expand_builtin_int_roundingfn_2): Ditto.
5379 (expand_builtin_pow): Ditto.
5380 (expand_builtin_powi): Ditto.
5381 (expand_builtin_bswap): Ditto.
5382 (expand_builtin_unop): Ditto.
5383 (expand_builtin_fabs): Ditto.
5384 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5385 the call to expand_expr().
5386 (expand_builtin_sync_operation): Ditto.
5387 (expand_builtin_compare_and_swap): Ditto.
5388 (expand_builtin_lock_test_and_set): Ditto.
5389 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5390 instead of 0 in the call to expand_expr().
5391 (expand_builtin_extract_return_addr): Ditto.
5392 (expand_builtin_eh_return): Ditto.
5393 (expand_eh_return): Ditto.
5394 * explow.c (expr_size): Ditto.
5395 * expr.c (optimize_bitfield_assignment_op): Ditto.
5396 (expand_assignement): Ditto.
5397 (store_expr): Ditto.
5398 (store_field): Ditto.
5399 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5400 the call to expand_expr().
5401 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5402 in the call to expand_expr().
5403 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5404 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5405 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5407 * optabs.c (expand_vec_shift_expr): Ditto.
5408 (expand_vec_cond_expr): Ditto.
5409 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5410 call to expand_expr().
5411 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5412 in the call to expand_expr().
5414 2007-05-14 Dave Korn <dave.korn@artimi.com>
5416 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5418 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5420 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5421 instead of c_common_unsigned_type.
5422 (c_common_unsigned_type): Remove.
5423 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5424 c_common_unsigned_type.
5425 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5426 c_common_unsigned_type.
5427 * c-common.h (c_common_unsigned_type): Remove.
5428 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5429 c_common_unsigned_type.
5430 * c-format.c (check_format_types): Use unsigned_type_for instead of
5431 c_common_unsigned_type.
5432 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5433 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5434 of c_common_unsigned_type.
5435 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5436 lang_hooks.types.unsigned_type.
5437 * expmed.c (make_tree): Use unsigned_type_for instead of
5438 lang_hooks.types.unsigned_type.
5439 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5440 lang_hooks.types.unsigned_type.
5441 (build_range_check): Likewise.
5442 (fold_unary): Likewise.
5443 (fold_binary): Likewise.
5444 (fold_ternary): Likewise.
5445 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5446 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5447 * tree.c (get_unsigned_type): New.
5448 (unsigned_type_for): Use get_unsigned_type instead of
5449 lang_hooks.types.unsigned_type.
5451 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5453 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5454 to m68k_get_function_kind. Update its prototype.
5455 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5457 (m68k_interrupt_function_p): Return enum m68k_function_type
5458 instead of bool. Rename to m68k_get_function_kind.
5459 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5461 (m68k_compute_frame_layout): Don't mark any register for save
5462 if an interrupt_thread attribute is specified.
5463 (m68k_hard_regno_rename_ok): Update a use of
5464 m68k_interrupt_function_p.
5465 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5466 m68k_interrupt_function_p.
5467 (m68k_function_type): New.
5468 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5469 for a function with an interrupt_thread attribute.
5470 * doc/extend.texi: Document the interrupt_thread attribute.
5472 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5474 Fix PR tree-optimization/31911
5475 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5476 if they didn't change the expression.
5478 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5480 * tree-scalar-evolution.c (resolve_mixers): Exported.
5481 * tree-scalar-evolution.h (resolve_mixers): Declare.
5482 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5483 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5484 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5485 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5486 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5487 strip_conversion, analyze_offset_expr, address_analysis,
5488 object_analysis, analyze_offset): Removed.
5489 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5490 split_constant_offset, canonicalize_base_object_address,
5491 object_address_invariant_in_loop_p, disjoint_objects_p,
5492 dr_may_alias_p, dr_address_invariant_p): New functions.
5493 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5494 and dr_analyze_alias.
5495 (initialize_data_dependence_relation): Use dr_may_alias_p
5496 and object_address_invariant_in_loop_p.
5497 (compute_self_dependence): Handle the case when
5498 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5499 (find_data_references_in_stmt): Restrict the analysis of data
5500 references to the given loop nest.
5501 (find_data_references_in_loop): Made static. Pass loop nest to
5502 find_data_references_in_stmt.
5503 (compute_data_dependences_for_loop): Use DR_VOPS.
5504 (free_data_ref): Free DR_VOPS.
5505 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5506 (struct innermost_loop_behavior): ... new.
5507 (struct base_object_info): Replaced by ...
5508 (struct indices): ... new.
5509 (struct dr_alias): New.
5510 (enum data_ref_type): Removed.
5511 (struct data_reference): Consist of struct innermost_loop_behavior,
5512 struct indices and struct dr_alias.
5513 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5514 (DR_MEMTAG): Renamed to ...
5515 (DR_SYMBOL_TAG): ... this.
5516 (find_data_references_in_loop): Declaration removed.
5517 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5518 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5519 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5520 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5522 2007-05-13 Revital Eres <eres@il.ibm.com>
5524 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5525 which walks virtual def-use chains to find redundant stores.
5526 (dse_optimize_stmt): Call it.
5528 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5530 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5531 * passes.c (init_optimization_passes): Move pass_jump_bypass
5534 * basic-block.h (bb_has_eh_pred): Fix style issue.
5536 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5538 PR rtl-optimization/31848
5539 * loop-invariant.c (move_invariant_reg): If we move an insn
5540 with a REG_EQUAL note, and that insn is not always executed,
5541 remove the REG_EQUAL note.
5543 2007-05-12 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/31797
5546 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5547 propagate into a stmt that has volatile ops.
5549 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5551 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5552 (gcc_tooldir): Likewise.
5553 * configure: Regenerate.
5554 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5555 old configure.ac gcc_tooldir setting.
5556 (prefix_to_exec_prefix): New variable.
5557 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5558 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5560 2007-05-11 Silvius Rus <rus@google.com>
5562 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5563 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5564 * c-common.h (strict_aliasing_warning): Change return type.
5565 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5566 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5567 (build_c_cast): Condition call to strict_aliasing_warning.
5568 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5569 * flags.h (set_Wstrict_aliasing): Declare.
5570 * opts.c (set_Wstrict_alising): Define, add call to.
5571 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5572 * tree-ssa-alias-warnings.c: New file.
5573 * tree-ssa-alias.c (compute_may_aliases): Add call to
5574 strict_aliasing_warning_backend.
5576 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5578 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5579 Use loop_depth and loop_outer accessor functions.
5580 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5581 determine_invariantness_stmt, move_computations_stmt): Ditto.
5582 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5583 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5584 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5585 * tree-scalar-evolution.c (interpret_loop_phi,
5586 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5587 instantiate_parameters_1, scev_const_prop): Ditto.
5588 * cfghooks.c (make_forwarder_block): Ditto.
5589 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5590 * modulo-sched.c (loop_canon_p): Ditto.
5591 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5592 slpeel_can_duplicate_loop_p): Ditto.
5593 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5594 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5595 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5596 cancel_loop, verify_loop_structure): Ditto.
5597 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5598 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5599 superloops vector instead of "pred" array.
5600 (establish_preds): Take father loop as an argument. Initialize the
5602 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5603 Do not initialize loop->outer.
5604 (flow_loop_tree_node_remove): Truncate the superloops vector.
5605 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5606 "pred" merged to "superloops" vector.
5607 (loop_depth, loop_outer): New.
5608 (fel_init): Use loop_outer.
5610 2007-05-11 Jan Hubicka <jh@suse.cz>
5612 * cgraphunit.c: Include gt-cgraphunit.h
5613 (static_ctors, static_dtors): New static vars.
5614 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5615 based on implementation in c-common.c
5616 (cgraph_finalize_function): Call record_cdtor_fn.
5617 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5618 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5619 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5620 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5621 build_cdtor, c_build_cdtor_fns): Remove.
5622 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5623 c_build_cdtor_fns): Remove prototype.
5625 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5628 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5629 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5630 * builtins.c (fold_builtin_memchr): New.
5631 (expand_builtin_memchr): Call the latter.
5632 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5633 * doc/extend.texi ([Other built-in functions provided by GCC]):
5636 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5638 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5639 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5640 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5641 PFPO_OP1_TYPE_SHIFT): Constants added.
5642 (DFP_ALL): Mode macro defined.
5643 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5644 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5645 Insn definitions added.
5646 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5647 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5650 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5652 PR tree-optimization/31885
5653 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5654 NULL_TREE to be undetermined.
5655 (automatically_generated_chrec_p): Return false for NULL.
5657 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5659 * config/bfin/bfin.h (MOVE_RATIO): Define.
5661 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5663 * config.gcc (sparc-wrs-vxworks): New target.
5664 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5665 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5666 * config/sparc/sparc.h: Include vxworks-dummy.h.
5667 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5668 include LABEL_REFs too.
5669 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5670 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5672 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5674 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5675 (sparc_emit_call_insn): New function.
5676 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5677 functions when generating VxWorks PIC.
5678 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5679 (call, call_value): Use sparc_emit_call_insn instead of
5682 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5684 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5686 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5688 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5689 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5690 split_double instead of operand_subword.
5692 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5694 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5695 * config/bfin/bfin.c (bfin_local_alignment): New function.
5696 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5698 2007-05-08 Chao-ying Fu <fu@mips.com>
5700 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5701 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5702 (smsub_widen_optab, umsub_widen_optab): Define.
5703 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5705 * genopinit.c (optabs): Fill in smsub_widen_optab and
5707 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5708 and umsub_widen_optab to implement multiply-subtract sequences.
5709 * config/mips/mips.md (*msac<u>_di): Rename to...
5710 (<u>msubsidi4): ...this. Extend condition to include
5711 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5712 of operand 0 to "ka" and use the three-operand form of msub<u>
5714 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5717 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5719 PR rtl-optimization/28011
5720 * reload.c (push_reload): Set dont_share if IN appears in OUT
5721 also when IN is a PLUS rtx.
5722 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5725 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5727 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5728 call unshare_all_decls.
5729 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5730 (unshare_all_decls): Remove.
5732 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5735 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5738 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5739 Nigel Stephens <nigel@mips.com>
5741 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5742 Update comments and all uses.
5743 (MIN_FPRS_PER_FMT): Define.
5744 * config/mips/mips.c (function_arg): Fix to correctly handle
5745 the -mips32r2 -mfp64 -mabi=32 case.
5746 (override_options): Enable use of odd-numbered registers for
5747 SFmode values on MIPS32.
5748 (mips_save_reg_p): Save whole floating-point register pair if
5749 either half is used.
5750 (compute_frame_size): Fix comment.
5752 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5754 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5755 argument of type bool.
5756 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5757 argument. Safely select temporary P register according to it.
5758 (do_link): Change call site of add_to_reg accordingly.
5759 (do_unlink): Add epilogue_p as a fourth argument and pass it
5761 (expand_interrupt_handler_epilogue): Change call of do_unlink
5763 (bfin_expand_prologue): Add a third argument sibcall_p.
5764 * config/bfin/bfin.md (epilogue): Change call of
5765 bfin_expand_epilogue accordingly.
5766 (sibcall_epilogue): Likewise.
5767 (eh_return_internal): Likewise.
5769 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5770 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5771 * config/bfin/bfin.c (bfin_handle_option): Handle
5772 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5773 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5774 Support bf534, bf536 and bf561.
5775 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5777 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5780 * config/i386/i386.c (ix86_function_regparm): Process local
5781 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5783 2007-05-07 Mike Stump <mrs@apple.com>
5785 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5786 also checks for and while statements in C++.
5788 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5790 * gcc.c (at_file_supplied): New variable.
5791 (main): Set it if we expanded argv.
5792 (do_spec_1): Pass an @-file to the linker if we were called with
5793 an @-file argument and HAVE_GNU_LD.
5794 * collect2.c (at_file_supplied): New variable.
5795 (response_file): New variable.
5796 (collect_exit): Unlink response_file if necessary.
5797 (handler): Likewise.
5798 (do_wait): Likewise.
5799 (main): Set at_file_supplied if we expanded argv.
5800 (collect_execute): Pass an @-file to subprocesses if we were called
5801 with an @-file argument.
5802 * configure.ac: Add define for HAVE_GNU_LD.
5803 * configure: Regenerate.
5804 * config.in: Regenerate.
5806 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5808 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5814 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5816 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5817 (TARGET_ENCODE_SECTION_INFO): Re-define.
5818 (m32c_encode_section_info): New
5819 (function_vector_handler): New
5820 (current_function_special_page_vector): New
5821 (m32c_special_page_vector_p): New.
5822 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5824 * config/m32c/jump.md: Added instruction JSRS for functions
5825 with attribute "function_vector".
5826 * doc/extend.texi (function_vector): Added description
5827 for M16C, M32C targets.
5829 2007-05-07 DJ Delorie <dj@redhat.com>
5832 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5833 ashrpsi3, lshrpsi3): Update shift count constraint.
5835 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5836 Nathan Froyd <froydnj@codesourcery.com>
5839 * c-incpath.c (add_path): Strip trailing path separators.
5841 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5843 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5844 Free dominance info before purging EH edges.
5845 (eliminate_degenerate_phis): Likewise.
5846 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5848 2007-05-07 Jan Hubicka <jh@suse.cz>
5850 * gimplify.c (gimplify_expr): Do not crash when folding
5851 (void *)(int)&a + 4.
5853 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5856 * c-opts.c (lang_fortran): Make it non static.
5857 * c-common.h (lang_fortran): New prototype.
5858 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5859 -lang-fortran option was passed by the driver.
5861 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5863 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5864 of ASSERT_CHECKING. Tweak message.
5866 2007-05-06 Revital Eres <eres@il.ibm.com>
5869 * loop-unroll.c (insert_var_expansion_initialization):
5870 Initialize the expansions with -zero instead of +zero.
5872 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5874 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5875 into pic and non-pic versions. Mark r19 as used for
5876 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5877 for tgd_load, tld_load and tie_load .
5878 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5879 version of tgd_load, tld_load and tie_load depending on the
5882 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5883 Jakub Jelinek <jakub@redhat.com>
5885 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5886 (__do_global_dtors_aux): Use more paranoid loop to run
5887 destructors if HIDDEN_DTOR_LIST_END.
5888 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5890 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5892 * varasm.c (align_variable): Don't increase alignment for
5893 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5894 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5896 2007-05-04 Josh Conner <jconner@apple.com>
5898 * basic-block.h (cdi_direction): Assign values to all enumeration
5900 (dom_computed): Remove.
5901 (dom_info_state): New.
5902 (set_dom_info_availability): New.
5903 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5904 walk_data.dom_direction.
5905 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5906 instead of dom_computed[].
5907 (split_edge): Likewise.
5908 (create_basic_block): Likewise.
5909 (merge_blocks): Likewise.
5910 * ifcvt.c (find_if_header): Likewise.
5911 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5912 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5913 * tree-ssa.c (verify_ssa): Likewise.
5914 * tree-cfg.c (tree_verify_flow_info): Likewise.
5915 (remove_edge_and_dominated_blocks): Likewise.
5916 * dominance.c (dom_computed): Make static.
5917 (calc_dfs_tree_nonrec): Change third param to a bool.
5918 (calc_dfs_tree): Change second param to a bool.
5919 (calc_idioms): Change second param to a bool. Use
5920 dom_convert_dir_to_idx.
5921 (init_dom_info): Validate dir before using.
5922 (dom_convert_dir_to_idx): New.
5923 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5924 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5925 (free_dominance_info): Use dom_convert_dir_to_idx.
5926 (get_immediate_dominator): Likewise.
5927 (set_immediate_dominator): Likewise.
5928 (get_dominated_by): Likewise.
5929 (redirect_immediate_dominators): Likewise.
5930 (nearest_common_denominator): Likewise.
5931 (dominated_by_p): Likewise.
5932 (bb_dom_dfs_in): Likewise.
5933 (bb_dom_dfs_out): Likewise.
5934 (recount_dominator): Likewise.
5935 (iterate_fix_dominators): Likewise.
5936 (add_to_dominance_info): Likewise.
5937 (delete_from_dominance_info): Likewise.
5938 (first_dom_son): Likewise.
5939 (next_dom_son): Likewise.
5940 (dom_info_available_p): Likewise.
5941 (dom_info_state): New.
5942 (set_dom_info_availability): New.
5944 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5946 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5948 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5950 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5952 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5953 (subdi3, subdi_carry): Delete.
5955 2007-05-04 Jan Hubicka <jh@suse.cz>
5956 Richard Guenther <rguenther@suse.de>
5958 * opts.c (decode_options): Do not fiddle with inlining
5959 parameters in case of optimizing for size.
5960 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5961 for size do nothing.
5962 (cgraph_decide_inlining_of_small_function): When optimizing for
5963 size never inline functions increasing caller size.
5964 (cgraph_early_inlining): Inline for size when optimizing for size.
5966 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5968 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5969 logical operations piecewise.
5970 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5971 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5972 subdi_sesidi_di): Delete.
5973 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5974 the generated sequence. Allow three-reg add in constraints. Rewrite
5975 the rtl expression for carry to avoid zero_extend of a constant.
5976 (sub_with_carry): New pattern.
5977 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5978 different sequence not involving jumps.
5979 (notbi): Now a named pattern.
5981 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5983 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5984 Add the note about a significant loss of accuracy of some
5985 mathematical routines when these options are used.
5987 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5989 * haifa-sched.c (rtx_vec_t): New typedef.
5990 (contributes_to_priority_p): Extract piece of priority () into new
5992 (priority): Use the function. Add assertion.
5993 (rank_for_schedule, set_priorities): Add assertion to check that
5994 insn's priority is initialized.
5995 (clear_priorities, calc_priorities): Change signature. Make it update
5996 all relevant insns. Update all callers ('add_to_speculative_block ()'
5997 and 'create_block_check_twin ()').
5998 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5999 Add new field 'priority_status'.
6000 (INSN_PRIORITY_STATUS): New macro.
6001 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6003 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6005 * sched-ebb.c (debug_ebb_dependencies): New static function.
6006 (init_ready_list): Use it.
6008 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6009 with changed signature and 'debug_rgn_dependencies ()'.
6010 (debug_rgn_dependencies): New static function.
6011 (init_ready_list): Use it.
6013 * sched-int.h (debug_dependencies): Declare.
6015 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6017 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6019 2007-05-04 Dirk Mueller <dmueller@suse.de>
6021 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6023 2007-05-03 Jan Hubicka <jh@suse.cz>
6025 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6026 ((T1)X op (T1)Y), for pointer type in more cases than before.
6028 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6030 * tree-object-size.c (plus_expr_object_size): When operand size is
6031 unknown, return unknown.
6033 2007-05-03 Dirk Mueller <dmueller@suse.de>
6035 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6037 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6040 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6042 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6044 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6046 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6048 * config/soft-fp/double.h, config/soft-fp/extended.h,
6049 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6050 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6051 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6052 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6055 2007-05-03 Ian Lance Taylor <iant@google.com>
6057 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6058 MASK_PPC_GFXOPT for 8540 or 8548.
6060 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6062 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6063 vect_print_dump_info() to output debug information.
6065 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6068 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6069 operands of size 2 when operand is not MEM_P.
6071 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6073 PR tree-optimization/30565
6074 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6076 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6078 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6079 (umulsi3_highpart): Use them.
6080 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6081 for final accumulator to D regisster tranfser.
6083 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6085 PR tree-optimization/31699
6086 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6088 (vect_enhance_data_refs_alignment): Compute peel amount using
6089 TYPE_VECTOR_SUBPARTS instead of vf.
6090 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6092 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6095 * system.h: Remove inclusion of double-int.h
6096 * tree.h: Include double-int.h
6097 * gengtype.c: Likewise
6098 * cfgloop.h: Likewise
6099 * Makefile.in: Adjust dependencies on double-int.h
6101 2007-05-02 Eric Christopher <echristo@apple.com>
6103 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6104 -shared to -Zdynamiclib.
6106 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6109 * c-common.c (strip_pointer_or_array_types): New function.
6110 * c-common.h (strip_pointer_or_array_types): New function declaration.
6112 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6114 PR tree-optimization/31771
6115 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6117 2007-05-02 Paul Brook <paul@codesourcery.com>
6119 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6121 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6124 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6127 2007-05-02 Nick Clifton <nickc@redhat.com>
6129 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6131 2007-05-02 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/31146
6134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6135 argument, single_use_p. If we have a single use that is
6136 a conversion to the definition rhs type, propagate that rhs.
6137 (forward_propagate_addr_expr): Pass single_use_p argument
6138 to forward_propagate_addr_expr_1.
6140 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6142 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6145 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6147 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6148 'AMD Family 10 core'.
6150 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6152 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6153 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6154 with SSE3 instruction set support.
6155 * doc/invoke.texi: Likewise.
6157 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6159 * config/i386/i386.c (override_options): Tuning 32-byte loop
6160 alignment for amdfam10 architecture. Increasing the max loop
6161 alignment to 24 bytes.
6163 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6165 * config/m68k/constraints.md: New.
6166 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6167 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6168 EXTRA_CONSTRAINT): Remove.
6169 * config/m68k/m68k.md: Include constraints.md.
6170 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6172 2007-05-01 Ian Lance Taylor <iant@google.com>
6174 PR tree-optimization/31739
6175 * tree-vrp.c (vrp_val_is_max): New static function.
6176 (vrp_val_is_min): New static function.
6177 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6179 (set_value_range): Use vrp_val_is_{max,min}.
6180 (extract_range_from_assert): Likewise.
6181 (extract_range_from_binary_expr): Likewise.
6182 (extract_range_from_unary_expr): Likewise.
6183 (dump_value_range, vrp_meet): Likewise.
6184 (vrp_visit_phi_node): Likewise.
6185 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6187 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6189 * config/i386/gmon-sol2.c (size_t): New type.
6190 (intptr_t): Likewise.
6191 (s_textsize): Declare as size_t.
6193 (monstartup): Use size_t for sizes.
6194 (_mcount): Save and restore registers.
6195 (internal_mcount): Pass 0 as the first argument to monstartup
6197 (moncontrol): Convert pointer to appropriately sized integer
6198 before passing to profil.
6200 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6202 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6203 __NO_FPRS__, not just if _SOFT_DOUBLE.
6204 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6205 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6206 also for E500 double.
6207 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6208 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6211 2007-05-01 Richard Guenther <rguenther@suse.de>
6213 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6216 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6218 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6220 2007-05-01 Jan Hubicka <jh@suse.cz>
6222 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6225 2007-05-01 Jan Hubicka <jh@suse.cz>
6227 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6228 (maybe_fold_offset_to_reference): Declare.
6229 * fold-const.c (fold_unary): Do not fold
6230 (type *)&A into &A->field_of_type_and_offset_0
6231 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6232 size is unknown, give up.
6233 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6235 (maybe_fold_offset_to_reference): New.
6236 (maybe_fold_stmt_indirect): Use it.
6237 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6238 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6240 (gimplify_expr): Likewise for plus_expr.
6242 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6244 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6245 bsi_after_labels. Always insert statements before bsi.
6246 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6247 * predict.c (apply_return_prediction): Check for empty blocks.
6248 * cfgexpand.c (lab_rtx_for_bb): New variable.
6249 (label_rtx_for_bb): Do not create new tree labels.
6250 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6251 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6252 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6254 (label_for_bb): Add field used.
6255 (update_eh_label, main_block_label): Mark the label used.
6256 (cleanup_dead_labels): Remove unused labels.
6258 2007-05-01 Richard Guenther <rguenther@suse.de>
6260 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6261 if it is not about to be set.
6262 (get_value_range): Do not pre-allocate equiv bitmap.
6263 (update_value_range): No need to clear equiv field.
6264 (add_equivalence): Change prototype to get bitmap pointer.
6265 Allocate bitmap here if it is not already.
6266 (extract_range_from_assert): Do not allocate bitmap here.
6267 Update callers to add_equivalence.
6268 (extract_range_from_ssa_name): Likewise.
6269 (get_vr_for_comparison): New static helper.
6270 (compare_name_with_value): Handle NULL equiv bitmap by
6271 peeling the first iteration of the comparison loop.
6272 Use get_vr_for_comparison.
6273 (compare_names): Handle NULL equiv bitmaps by using fake
6274 ones. Use get_vr_for_comparison.
6276 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6278 * double-int.c (mpz_set_double_int): Moved from
6279 tree-ssa-loop-niter.c.
6280 (mpz_get_double_int): Likewise; also, add option to wrap
6281 out-of-range integers.
6282 * double-int.h: New prototypes for above.
6283 * tree.c (get_static_type_bounds): Moved from
6284 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6285 TYPE_MAX_VALUE if they exist..
6286 * tree.h: New prototype for above.
6287 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6288 get_type_bounds calls.
6289 (mpz_set_double_int): Move to double-int.c.
6290 (get_type_bounds): Move to tree.c, rename to
6291 get_static_type_bounds.
6292 (mpz_to_double_int): Move to double-int.c, rename to
6295 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6297 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6298 DIV0 exception can fall through to a normal return.
6300 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6304 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6305 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6306 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6307 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6308 initialize align to silence bogus warning.
6309 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6310 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6312 (struct sra_walk_fns): Remove use_all parameter from use.
6313 (sra_hash_tree): Handle BIT_FIELD_REFs.
6314 (sra_elt_hash): Don't hash bitfld blocks.
6315 (sra_elt_eq): Skip them in parent compares as well. Handle
6317 (sra_walk_expr): Don't maintain or pass down use_all_p.
6318 (scan_use): Remove use_all parameter.
6319 (scalarize_use): Likewise. Re-expand assignment to
6320 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6321 output, and re-scalarize after output. Don't mark anything
6323 (scalarize_ldst): Adjust.
6324 (scalarize_walk_gimple_modify_statement): Likewise.
6325 (build_element_name_1): Handle BIT_FIELD_REFs.
6326 (instantiate_element): Don't warn for any element whose parent
6328 (instantiate_missing_elements_1): Return the sra_elt.
6329 (canon_type_for_field): New.
6330 (try_instantiate_multiple_fields): New.
6331 (instantiate_missing_elemnts): Use them.
6332 (mark_no_warning): Removed.
6333 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6334 (REPLDUP, sra_build_elt_assignment): New.
6335 (generate_copy_inout): Use them.
6336 (generate_element_copy): Likewise. Handle bitfld differences.
6337 (generate_element_zero): Don't recurse for blocks. Use
6338 sra_build_elt_assignment.
6339 (generate_one_element_int): Take elt instead of var. Use
6340 sra_build_elt_assignment.
6341 (generate_element_init_1): Adjust.
6342 (scalarize_use, scalarize_copy): Use REPLDUP.
6343 (scalarize_ldst): Move assert before dereference.
6344 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6346 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6349 * tree.c (reconstruct_complex_type): Reconstruct a reference
6351 Also use the same mode for the pointer as the old pointer type.
6353 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6355 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6358 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6360 PR rtl-optimization/31676
6361 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6362 (df_refs_record): Call it.
6364 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6366 * rtl.def (SS_ABS): New code.
6367 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6368 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6369 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6370 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6371 (bfin_init_builtins): Define them.
6372 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6373 (bfin_expand_builtin): ... and handle the others here.
6374 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6375 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6376 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6377 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6378 operand is only HImode.
6380 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6382 * regclass.c (scan_one_insn): Remove splitting of
6385 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6386 Nigel Stephens <nigel@mips.com>
6388 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6390 2007-04-28 Jan Hubicka <jh@suse.cz>
6392 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6393 insn_locators_alloc instead of insn_locators_initialize;
6394 call reset_block_changes.
6395 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6396 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6397 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6398 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6399 * config/score/score.c (th_output_mi_thunk): Likewise.
6400 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6401 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6402 tolerate uninitialized locator info.
6405 * function.c (init_function_start): Don't init line number info.
6406 (expand_function_end): Update.
6407 (reset_block_changes, record_block_change, finalize_block_changes,
6408 check_block_change, free_block_changes): Kill.
6409 * function.h (reset_block_changes, record_block_change,
6410 finalize_block_changes, check_block_change, free_block_changes):
6412 (struct function): Remove ib_boundaries_block.
6413 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6414 Use curr_insn_locator to initialize locator.
6415 (emit_line_note): Remove.
6416 * cfgexpand.c (expand_gimple_cond_expr): Update.
6417 (construct_exit_block): Likewise.
6418 (tree_expand_cfg): Initialize/finalize locators.
6419 * expr.c (expand_expr_real): Update.
6420 * cfglayout.c (line_locators_locs, line_locators_lines,
6421 file_locators_locs, file_locators_files): Remove.
6422 (set_block_levels): Move to cfgexpand.c.
6423 (insn_locators_initialize): Remove.
6424 (pass_insn_locators_initialize): Remove.
6425 (locations_locators_locs, locations_locators_vals): New static vars.
6426 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6428 (insn_locators_alloc, insn_locators_finalize,
6429 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6431 (locator_location): New.
6432 (locator_line, locator_file): Rewrite.
6433 * rtl.h (emit_line_note): Kill.
6434 (insn_locators_alloc, insn_locators_finalize,
6435 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6437 * tree-inline.c (initialize_cfun): Do not initialize
6438 ib_boundaries_block.
6439 * passes.c (pass_insn_locators_initialize): Remove.
6441 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6443 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6444 info. Update last_basic_block correctly.
6446 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6449 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6450 register itself to hold the offset constant. Tell flow the use
6451 of r4 and r5 when they are used.
6453 2007-04-27 Richard Guenther <rguenther@suse.de>
6455 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6456 if we simplified anything.
6457 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6458 warnings until we did a simplification and the stmt was not
6459 marked as TREE_NO_WARNING.
6461 2007-04-27 Mike Stump <mrs@apple.com>
6463 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6465 2007-04-27 Ian Lance Taylor <iant@google.com>
6468 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6469 TYPE_MAX_VALUE exist, convert them to the new type.
6471 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6473 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6474 if it claims to be available.
6475 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6477 (perform_tree_ssa_dce): Always free postdominators.
6479 2007-04-27 Richard Henderson <rth@redhat.com>
6481 * config/alpha/predicates.md (aligned_memory_operand): Mark
6482 as define_special_predicate.
6483 (unaligned_memory_operand, normal_memory_operand): Likewise.
6484 (reg_or_unaligned_mem_operand): Remove.
6485 (any_memory_operand): Match the documentation and check for
6486 non-renumbered pseudos during reload.
6487 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6488 alpha_secondary_reload_class, update to new interface, make static.
6489 Handle CQImode like HImode. Remove FP subreg check.
6490 (alpha_expand_mov): Use replace_equiv_address.
6491 (alpha_expand_mov_nobwx): Use any_memory_operand.
6492 (TARGET_SECONDARY_RELOAD): New.
6493 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6494 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6495 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6496 * config/alpha/alpha.md: ... here.
6497 (RELOAD12, reloadmode): New.
6499 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6500 Don't handle the aligned case here.
6501 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6502 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6503 reload_inhi_help. Don't expect a scratch register.
6504 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6506 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6508 2007-04-27 Richard Guenther <rguenther@suse.de>
6510 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6512 2007-04-27 Richard Guenther <rguenther@suse.de>
6514 PR tree-optimization/30965
6515 PR tree-optimization/30978
6516 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6517 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6518 (find_equivalent_equality_comparison): Likewise.
6519 (simplify_cond): Likewise.
6520 (get_prop_source_stmt): New helper.
6521 (get_prop_dest_stmt): Likewise.
6522 (can_propagate_from): Likewise.
6523 (remove_prop_source_from_use): Likewise.
6524 (combine_cond_expr_cond): Likewise.
6525 (forward_propagate_comparison): New function.
6526 (forward_propagate_into_cond): Rewrite to use fold for
6528 (tree_ssa_forward_propagate_single_use_vars): Call
6529 forward_propagate_comparison to propagate comparisons.
6531 2007-04-27 Richard Guenther <rguenther@suse.de>
6533 PR tree-optimization/31715
6534 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6535 sure to do computation on the offset in an appropriate
6538 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6540 * reload.h (elimination_target_reg_p): Declare.
6541 * reload.c (find_reloads): Don't apply the reg_rtx move
6542 optimization if the SET_DEST satisfies elimination_target_reg_p.
6543 * reload1.c (elimination_target_reg_p): New function.
6544 (gen_reload): In the move/add2 fallback, make sure that op0
6545 does not overlap the destination register.
6547 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6549 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6550 transform only GIMPLE_MODIFY_STMTs.
6551 * tree-complex.c (expand_complex_operations_1): Ditto.
6552 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6553 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6554 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6556 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6557 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6558 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6559 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6560 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6561 slpeel_add_loop_guard): Ditto.
6562 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6563 * lambda-code.c (perfect_nestify): Ditto.
6564 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6565 before the first statement.
6566 * tree-optimize.c (execute_free_datastructures): Fix comments.
6567 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6568 * tree-flow.h (disband_implicit_edges): Declaration removed.
6569 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6571 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6572 COND_EXPRs without gotos.
6573 (disband_implicit_edges, has_label_p): Removed.
6574 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6575 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6577 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6579 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6580 also for COND_EXPRs.
6581 * cfgexpand.c (label_rtx_for_bb): New function.
6582 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6583 Use label_rtx_for_bb to find the labels.
6584 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6585 last block. Detect fallthru edges.
6587 2007-04-26 Ian Lance Taylor <iant@google.com>
6590 * reload.c (find_reloads_subreg_address): If the address was valid
6591 in the original mode but not in the new mode, reload the whole
6594 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6596 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6597 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6598 (cleanup_control_expr_graph): Do not invalidate dominance info.
6599 Record altered blocks.
6600 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6601 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6602 cleanup_tree_cfg_bb): New functions.
6603 (remove_forwarder_block): Do not maintain the worklist of blocks.
6604 Record altered blocks.
6605 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6607 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6608 delete_unreachable_blocks if dominators are not available.
6609 * tree-inline.c (optimize_inline_calls): Free dominance information
6611 * tree-flow.h (remove_edge_and_dominated_blocks,
6612 cfgcleanup_altered_bbs): Altered.
6613 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6615 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6617 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6618 do not invalidate dominators.
6620 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6622 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6623 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6624 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6625 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6627 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6629 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6631 2007-04-26 Richard Guenther <rguenther@suse.de>
6633 PR tree-optimization/31703
6634 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6635 the right type for the target of the bittest.
6637 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6639 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6640 ix86_sol10_return_in_memory.
6642 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6644 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6647 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6650 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6652 PR tree-optimization/30558
6653 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6654 clear this_state.prev_try.
6656 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6657 Mark Mitchell <mark@codesourcery.com>
6659 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6660 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6661 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6663 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6666 * doc/invoke.texi (%:print-asm-header): Document.
6667 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6669 (static_spec_functions): Add print-asm-header.
6670 (main): Print a banner before the --target-help linker options.
6671 (print_asm_header_spec_function): New function.
6673 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6676 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6677 (movsf_ie): Likewise.
6679 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6681 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6683 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6685 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6686 exception for divide-by-zero.
6687 (__umodsi3, __modsi3): Likewise.
6689 2007-04-25 Dirk Mueller <dmueller@suse.de>
6691 * c-typeck.c (build_compound_expr): Annotate warning()
6692 call with OPT_Wunused_value.
6693 * tree-ssa.c (warn_uninit): Annotate warning with
6695 * c-common.c (handle_sentinel_attribute): Annotate warning
6696 call with OPT_Wattributes.
6698 2007-04-25 Thiemo Seufer <ths@mips.com>
6700 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6702 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6703 on to the assembler. Improve handling of -mno-mips16. Add handling
6704 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6705 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6706 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6707 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6709 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6712 * config/i386/winnt.c (i386_pe_file_end): Strip only
6713 USER_LABEL_PREFIX when writing export name.
6715 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6717 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6718 sh/elf.h, vx-common.h and vxworks.h.
6719 * config/sh/sh.h: Include config/vxworks-dummy.h.
6720 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6721 (OVERRIDE_OPTIONS): Use it.
6722 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6723 (vxworks_picreg): New pattern.
6724 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6725 VXWORKS_OS_CPP_BUILTINS.
6726 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6727 to their VXWORKS_* equivalents.
6728 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6729 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6730 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6731 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6732 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6733 -mrtp/-fPIC multilibs.
6734 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6735 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6736 (MULTILIB_OSDIRNAMES): Delete.
6738 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6741 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6743 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6745 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6746 rounding mode to be specified by the caller.
6747 (real_to_mpfr) Likewise.
6748 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6749 include new arguments.
6750 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6752 2007-04-24 Ian Lance Taylor <iant@google.com>
6754 PR tree-optimization/31605
6755 * tree-vrp.c (set_value_range): Check that min and max are not
6756 both overflow infinities.
6757 (set_value_range_to_value): New static function.
6758 (extract_range_from_binary_expr): Call set_value_range_to_value.
6759 (extract_range_from_cond_expr): Likewise.
6760 (extract_range_from_expr): Likewise.
6761 (extract_range_from_unary_expr): Likewise. Don't create a range
6762 which overflows on both sides.
6763 (vrp_meet): Check for a useless range.
6764 (vrp_visit_phi_node): If we see a constant which looks like an
6765 overflow infinity, turn off the TREE_OVERFLOW flag.
6767 2007-04-24 Ian Lance Taylor <iant@google.com>
6769 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6771 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6774 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6775 diagnostic message is being built.
6776 * tree-pretty-print.c (dump_generic_node): Only write the
6777 formatted text into BUFFER's stream if we are not building a
6779 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6781 * Makefile.in (toplev.o): Depend on tree-pass.h.
6783 2007-04-24 Ian Lance Taylor <iant@google.com>
6785 PR tree-optimization/31602
6786 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6787 conditionals in the copied loop header.
6788 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6789 warnings if TREE_NO_WARNING is set.
6790 * doc/invoke.texi (Warning Options): Clarify that
6791 -Wstrict-overflow does not warn about loops.
6793 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6795 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6796 expand on the comment about _Decimal128 arguments and check the
6797 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6798 that _Decimal128 argument uses even/odd register pair.
6799 (function_arg): Ditto.
6801 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6803 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6804 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6806 2007-04-24 Richard Guenther <rguenther@suse.de>
6807 Olga Golovanevsky <olga@il.ibm.com>
6809 * fold-const.c (multiple_of_p): Check for bottom
6812 2007-04-24 Richard Henderson <rth@redhat.com>
6814 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6815 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6816 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6817 looking for non-zero bits shifted out. Avoid a recursive call
6818 when constructing the scalar.
6819 (__floatundisf): Likewise.
6821 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6823 * dwarf2out.c (field_byte_offset): Move the existing logic
6824 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6825 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6827 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6830 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6831 length argument of 0 for memset.
6832 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6833 unsigned shift instead of the signed variant.
6835 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6837 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6838 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6839 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6840 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6841 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6842 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6843 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6844 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6845 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6846 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6847 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6848 "mul<mode>3", "div<mode>3"): Insn definitions added.
6849 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6850 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6851 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6852 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6853 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6854 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6855 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6856 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6857 TARGET_FLOAT_FORMAT): Macro definitions removed.
6858 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6859 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6860 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6861 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6862 (s390_gen_rtx_const_DI): Function removed.
6863 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6865 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6867 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6868 over an external ffs function.
6870 2007-04-24 Chao-ying Fu <fu@mips.com>
6871 Richard Sandiford <richard@nildram.co.uk>
6873 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6874 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6875 (smadd_widen_optab, umadd_widen_optab): Define.
6876 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6878 * genopinit.c (optabs): Fill in smadd_widen_optab and
6880 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6881 and umadd_widen_optab to implement multiply-add sequences.
6882 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6883 (<u>maddsidi4): ...this. Extend condition to include
6884 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6885 of operand 0 to "ka" and use the three-operand form of madd<u>
6887 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6889 * config/mips/constraints.md (ka): New register constraint.
6891 2007-04-24 Jan Hubicka <j@suse.cz>
6895 2007-04-23 Jan Hubicka <jh@suse.cz>
6896 * function.c (init_function_start): Don't init line number info.
6897 (expand_function_end): Update.
6898 (reset_block_changes, record_block_change, finalize_block_changes,
6899 check_block_change, free_block_changes): Kill.
6900 * function.h (reset_block_changes, record_block_change,
6901 finalize_block_changes, check_block_change, free_block_changes):
6903 (struct function): Remove ib_boundaries_block.
6904 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6905 Use curr_insn_locator to initialize locator.
6906 (emit_line_note): Remove.
6907 * cfgexpand.c (expand_gimple_cond_expr): Update.
6908 (construct_exit_block): Likewise.
6909 (tree_expand_cfg): Initialize/finalize locators.
6910 * expr.c (expand_expr_real): Update.
6911 * cfglayout.c (line_locators_locs, line_locators_lines,
6912 file_locators_locs, file_locators_files): Remove.
6913 (set_block_levels): Move to cfgexpand.c.
6914 (insn_locators_initialize): Remove.
6915 (pass_insn_locators_initialize): Remove.
6916 (locations_locators_locs, locations_locators_vals): New static vars.
6917 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6919 (insn_locators_alloc, insn_locators_finalize,
6920 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6922 (locator_location): New.
6923 (locator_line, locator_file): Rewrite.
6924 * rtl.h (emit_line_note): Kill.
6925 (insn_locators_alloc, insn_locators_finalize,
6926 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6928 * tree-inline.c (initialize_cfun): Do not initialize
6929 ib_boundaries_block.
6930 * passes.c (pass_insn_locators_initialize): Remove.
6932 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6934 * doc/invoke.texi: Removed leading '-' from option index entries.
6936 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6938 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6940 (create_phi_node): Use set_phi_nodes.
6941 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6942 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6943 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6944 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6945 (bsi_start, bsi_last): Use bb_stmt_list.
6946 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6947 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6948 Traverse the statements using tsi iterator.
6949 * basic-block.h (struct basic_block_def): Fields stmt_list
6950 and phi_nodes moved to ...
6951 (struct tree_bb_info): ... new structure.
6952 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6953 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6954 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6955 (tree_verify_flow_info): Verify that il.tree is not set for
6956 entry and exit block.
6957 (tree_split_block): Use set_bb_stmt_list.
6959 2007-04-23 Mike Stump <mrs@apple.com>
6961 * config/i386/i386.c (ix86_tune_features
6962 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6965 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6967 * config/i386/i386.md (prefix_extra): New attribute.
6968 (length): Add prefix_extra.
6970 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6971 (sse2_movntv2di): Likewise.
6972 (sse2_cvtps2dq): Likewise.
6973 (sse2_cvtpd2pi): Likewise.
6974 (sse2_cvttpd2pi): Likewise.
6975 (*sse2_cvtpd2ps): Likewise.
6976 (*add<mode>3): Likewise.
6977 (sse2_ssadd<mode>3): Likewise.
6978 (sse2_usadd<mode>3): Likewise.
6979 (*sub<mode>3): Likewise.
6980 (sse2_sssub<mode>3): Likewise.
6981 (sse2_ussub<mode>3): Likewise.
6982 (*mulv8hi3): Likewise.
6983 (*smulv8hi3_highpart): Likewise.
6984 (*umulv8hi3_highpart): Likewise.
6985 (sse2_umulv2siv2di3): Likewise.
6986 (sse2_pmaddwd): Likewise.
6987 (ashr<mode>3): Likewise.
6988 (lshr<mode>3): Likewise.
6989 (ashl<mode>3): Likewise.
6990 (sse2_ashlti3): Likewise.
6991 (sse2_lshrti3): Likewise.
6992 (*umaxv16qi3): Likewise.
6993 (*smaxv8hi3): Likewise.
6994 (*uminv16qi3): Likewise.
6995 (*sminv8hi3): Likewise.
6996 (sse2_eq<mode>3): Likewise.
6997 (sse2_gt<mode>3): Likewise.
6998 (*and<mode>3): Likewise.
6999 (sse2_nand<mode>3): Likewise.
7000 (*ior<mode>3): Likewise.
7001 (*xor<mode>3): Likewise.
7002 (sse2_packsswb): Likewise.
7003 (sse2_packssdw): Likewise.
7004 (sse2_packuswb): Likewise.
7005 (sse2_punpckhbw): Likewise.
7006 (sse2_punpcklbw): Likewise.
7007 (sse2_punpckhwd): Likewise.
7008 (sse2_punpcklwd): Likewise.
7009 (sse2_punpckhdq): Likewise.
7010 (sse2_punpckldq): Likewise.
7011 (sse2_punpckhqdq): Likewise.
7012 (sse2_punpcklqdq): Likewise.
7013 (*sse2_pinsrw): Likewise.
7014 (*sse2_pextrw): Likewise.
7015 (sse2_pshufd_1): Likewise.
7016 (sse2_uavgv16qi3): Likewise.
7017 (sse2_uavgv8hi3): Likewise.
7018 (sse2_psadbw): Likewise.
7019 (sse2_pmovmskb): Likewise.
7020 (*sse2_maskmovdqu): Likewise.
7021 (*sse2_maskmovdqu_rex64): Likewise.
7022 (sse4a_extrqi): Likewise.
7023 (sse4a_extrq): Likewise.
7024 (sse3_lddqu): Set prefix_rep.
7025 (sse3_addsubv4sf3): Likewise.
7026 (sse3_haddv4sf3): Likewise.
7027 (sse3_hsubv4sf3): Likewise.
7028 (sse_cvtss2si): Likewise.
7029 (sse_cvtss2si_2): Likewise.
7030 (sse_cvtss2siq): Likewise.
7031 (sse_cvtss2siq_2): Likewise.
7032 (sse_cvttss2si): Likewise.
7033 (sse_cvttss2siq): Likewise.
7034 (sse2_cvttps2dq): Likewise.
7035 (sse3_movshdup): Likewise.
7036 (sse3_movsldup): Likewise.
7037 (sse2_cvtsd2si): Likewise.
7038 (sse2_cvtsd2si_2): Likewise.
7039 (sse2_cvtsd2siq): Likewise.
7040 (sse2_cvtsd2siq_2): Likewise.
7041 (sse2_cvttsd2si): Likewise.
7042 (sse2_cvttsd2siq): Likewise.
7043 (*sse2_cvtpd2dq): Likewise.
7044 (*sse2_cvttpd2dq): Likewise.
7045 (sse2_pshuflw_1): Likewise.
7046 (sse2_pshufhw_1): Likewise.
7047 (sse4a_insertqi): Likewise.
7048 (sse4a_insertq): Likewise.
7049 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7050 (ssse3_phadddv4si3): Likewise.
7051 (ssse3_phaddswv8hi3): Likewise.
7052 (ssse3_phsubwv8hi3): Likewise.
7053 (ssse3_phsubdv4si3): Likewise.
7054 (ssse3_phsubswv8hi3): Likewise.
7055 (ssse3_pmaddubswv8hi3): Likewise.
7056 (ssse3_pmulhrswv8hi3): Likewise.
7057 (ssse3_pshufbv16qi3): Likewise.
7058 (ssse3_psign<mode>3): Likewise.
7059 (ssse3_palignrti): Likewise.
7060 (abs<mode>2): Likewise.
7061 (ssse3_phaddwv4hi3): Set prefix_extra.
7062 (ssse3_phadddv2si3): Likewise.
7063 (ssse3_phaddswv4hi3): Likewise.
7064 (ssse3_phsubwv4hi3): Likewise.
7065 (ssse3_phsubdv2si3): Likewise.
7066 (ssse3_phsubswv4hi3): Likewise.
7067 (ssse3_pmaddubswv4hi3): Likewise.
7068 (ssse3_pmulhrswv4hi3): Likewise.
7069 (ssse3_pshufbv8qi3): Likewise.
7070 (ssse3_psign<mode>3): Likewise.
7071 (ssse3_palignrdi): Likewise.
7072 (abs<mode>2): Likewise.
7073 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7074 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7075 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7077 2007-04-23 Nick Clifton <nickc@redhat.com>
7079 * params.def: Fix formatting of emacs local variables.
7081 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7083 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7084 move if inter-unit move isn't allowed.
7085 Don't split moving the first element of V2DI to DI to inter-unit
7086 move if inter-unit move isn't allowed.
7088 2007-04-23 Richard Guenther <rguenther@suse.de>
7090 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7091 and CDI_POST_DOMINATORS separately.
7093 2007-04-23 Nick Clifton <nickc@redhat.com>
7095 * c.opt (Wformat-contains-nul): Add warning attribute.
7097 2007-04-23 Jan Hubicka <jh@suse.cz>
7099 * function.c (init_function_start): Don't init line number info.
7100 (expand_function_end): Update.
7101 (reset_block_changes, record_block_change, finalize_block_changes,
7102 check_block_change, free_block_changes): Kill.
7103 * function.h (reset_block_changes, record_block_change,
7104 finalize_block_changes, check_block_change, free_block_changes):
7106 (struct function): Remove ib_boundaries_block.
7107 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7108 Use curr_insn_locator to initialize locator.
7109 (emit_line_note): Remove.
7110 * cfgexpand.c (expand_gimple_cond_expr): Update.
7111 (construct_exit_block): Likewise.
7112 (tree_expand_cfg): Initialize/finalize locators.
7113 * expr.c (expand_expr_real): Update.
7114 * cfglayout.c (line_locators_locs, line_locators_lines,
7115 file_locators_locs, file_locators_files): Remove.
7116 (set_block_levels): Move to cfgexpand.c.
7117 (insn_locators_initialize): Remove.
7118 (pass_insn_locators_initialize): Remove.
7119 (locations_locators_locs, locations_locators_vals): New static vars.
7120 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7122 (insn_locators_alloc, insn_locators_finalize,
7123 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7125 (locator_location): New.
7126 (locator_line, locator_file): Rewrite.
7127 * rtl.h (emit_line_note): Kill.
7128 (insn_locators_alloc, insn_locators_finalize,
7129 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7131 * tree-inline.c (initialize_cfun): Do not initialize
7132 ib_boundaries_block.
7133 * passes.c (pass_insn_locators_initialize): Remove.
7135 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7138 * expr.c (reduce_to_bit_field_precision): Handle
7141 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7143 PR tree-optimization/24659
7144 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7145 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7146 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7147 * genopinit.c (optabs): Rename vec_pack_mod_optab
7148 to vec_pack_trunc_optab.
7149 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7150 early for scalar floating point operands for NOP_EXPR.
7151 (vectorizable_type_promotion): Ditto.
7152 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7153 vec_pack_trunc_optab.
7154 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7156 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7157 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7158 Rename from VEC_PACK_MOD_EXPR.
7159 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7160 * expr.c (expand_expr_real_1): Ditto.
7161 * tree-inline.c (estimate_num_insns_1): Ditto.
7162 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7164 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7165 (vec_unpacks_lo_v4sf): Ditto.
7166 (vec_pack_trunc_v2df): Ditto.
7167 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7168 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7169 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7171 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7173 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7175 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7176 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7177 packing of floating point operands.
7178 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7179 represent unpacking of floating point operands.
7180 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7181 [vec_unpacks_hi]: Ditto.
7182 [vec_unpacks_lo]: Ditto.
7184 2007-04-22 Jan Hubicka <jh@suse.cz>
7186 * final.c (rest_of_handle_final): Call
7187 targetm.asm_out.constructor/targetm.asm_out.destructor
7188 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7189 proper priority via decl_*_priority_insert.
7190 * c-common.c (c_expand_body): Likewise.
7192 2007-04-22 Richard Guenther <rguenther@suse.de>
7194 PR tree-optimization/29789
7195 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7196 (rewrite_reciprocal): New helper split out from
7197 determine_invariantness_stmt.
7198 (rewrite_bittest): Likewise.
7199 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7200 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7203 2007-04-22 Revital Eres <eres@il.ibm.com>
7205 * loop-unroll.c (var_to_expand): New field to support also
7206 insns of the form x = something + x.
7207 (analyze_insn_to_expand_var): Use it.
7208 (expand_var_during_unrolling): Likewise.
7210 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7212 * predict.c: Include pointer-set.h.
7213 (bb_predictions): New variable.
7214 (tree_predicted_by_p, tree_predict_edge,
7215 remove_predictions_associated_with_edge): Use bb_predictions map
7216 instead of bb->predictions.
7217 (clear_bb_predictions, assert_is_empty): New functions.
7218 (combine_predictions_for_bb): Use bb_predictions map. Call
7219 clear_bb_predictions.
7220 (tree_estimate_probability): Create and free bb_predictions map.
7221 * Makefile.in (predict.o): Add pointer-set.h dependency.
7222 * basic-block.h (struct basic_block_def): Remove predictions
7224 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7226 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7229 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7232 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7234 * timevar.c (timevar_print): Change reference of --disable-checking to
7235 --enable-checking=release. Also warn if assert checking is disabled.
7237 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7240 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7241 decl as addressable if the compound literal was marked as
7243 Mark the decl as a gimple register if it is a complex or
7244 vector decl and does not live in memory.
7246 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7248 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7249 (GENERIC_NEXT): New function macro.
7250 (PHI_CHAIN): Use phi_node's new chain variable.
7251 (tree_phi_node): Change tree_common to tree_base
7252 and add the chain field.
7253 * tree-phinodes.c (make_phi_node): Don't set
7254 TREE_TYPE on the new node.
7255 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7256 instead of checking GIMPLE_TUPLE_P in chain_next.
7257 * tree-vect-transform.c
7258 (get_initial_def_for_induction): Look at
7259 PHI_RESULT_TREE for the type of the phi node.
7260 (update_vuses_to_preheader): Use PHI_CHAIN
7261 instead of TREE_CHAIN on the phi node.
7262 * tree-ssa-structalias.c (compute_points_to_sets):
7264 (ipa_pta_execute): Likewise.
7266 2007-04-21 Richard Guenther <rguenther@suse.de>
7269 * fold-const.c (fold_unary): Call fold_convert_const on the
7272 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7274 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7275 (store_killed_in_pat): New.
7277 2007-04-20 Richard Henderson <rth@redhat.com>
7280 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7281 TREE_LIST with a void_type_node value, not void_list_node exactly.
7283 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7285 * doc/standards.texi: Re-arrange into language-specific
7286 subsections. Add a C++ section, documenting which standards we
7289 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7291 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7292 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7294 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7296 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7297 ecrti.o and crtbegin.o.
7298 (LIB_DEFAULT_SPEC): Include -lc.
7299 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7301 2007-04-20 Richard Henderson <rth@redhat.com>
7304 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7305 argument; update all callers.
7306 (get_unaligned_offset): New.
7307 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7308 get_unaligned_address, just pass on the address directly.
7309 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7310 the subreg in the helper patterns.
7311 (unaligned_extendqidi_le): Use get_unaligned_offset.
7312 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7313 (unaligned_extendhidi_be): Likewise.
7314 (unaligned_extendhidi): Tidy.
7315 * config/alpha/alpha-protos.h: Update.
7317 2007-04-20 Richard Henderson <rth@redhat.com>
7319 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7320 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7321 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7322 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7323 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7324 (CPP_SPEC): Don't include %(cpp_subtarget).
7325 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7326 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7327 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7329 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7331 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7332 for __builtin_ia32_cmpordss.
7334 PR tree-optimization/31632
7335 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7336 and arg1 for optimizations of comparison against min/max values.
7337 Fold arg0 to arg1's type for optimizations of comparison against
7338 min+1 and max-1 values.
7340 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7342 * reload.c (combine_reloads): When trying to use a dying register,
7343 check whether it's uninitialized and don't use if so.
7345 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7347 * fold-const.c: Remove prototypes for native_encode_expr and
7348 native_interpret_expr.
7349 (native_encode_expr): Make non-static.
7350 (native_interpret_expr): Likewise.
7351 * tree.h: Add prototypes for the above.
7353 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7355 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7356 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7357 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7358 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7359 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7360 Add length attributes.
7362 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7364 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7367 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7368 __STDC_WANT_DEC_FP__.
7370 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7372 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7373 for long double compatibility.
7374 * configure: Regenerate.
7376 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7378 PR rtl-optimization/29841
7379 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7381 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7382 that may cause control flow transfer from being moved.
7384 2007-04-18 Jan Hubicka <jh@suse.cz>
7386 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7389 2007-04-18 Eric Christopher <echristo@apple.com>
7391 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7392 only. Update operands.
7393 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7394 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7395 link register to pic register.
7397 2007-04-18 Dirk Mueller <dmueller@suse.de>
7400 * tree-vrp.c (search_for_addr_array): New.
7401 (check_array_bounds): Suppress warning about
7402 address taken of array refs if its not de-referenced.
7404 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7406 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7407 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7409 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7410 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7411 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7413 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7415 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7417 (vect_analyze_scalar_cycles): Fix indentation.
7418 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7419 (vect_mark_relevant): Include phis in relevance analysis.
7421 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7423 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7425 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7426 output_operand_lossage().
7428 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7430 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7431 the unused code for reduction without adjust-in-epilog to simplify the
7434 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7436 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7437 (S390_TDC_NEGATIVE_ZERO): New constant.
7438 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7439 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7440 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7441 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7442 (S390_TDC_POSITIVE_INFINITY): New constant.
7443 (S390_TDC_NEGATIVE_INFINITY): New constant.
7444 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7445 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7446 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7447 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7448 (S390_TDC_INFINITY): New constant.
7449 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7450 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7451 optimization for UNSPEC_CCZ_TO_INT.
7452 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7453 ("*ccz_to_int"): New insn.
7454 ("isinf<mode>2"): New insn.
7455 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7456 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7457 (UNSPEC_CCZ_TO_INT): New constant.
7459 2007-04-18 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/19431
7462 PR tree-optimization/21463
7463 * tree-pass.h (pass_phiprop): Declare.
7464 * passes.c (init_optimization_passes): New phiprop pass.
7465 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7466 (phivn_valid_p): New helper function.
7467 (phiprop_insert_phi): Likewise.
7468 (propagate_with_phi): Likewise.
7469 (tree_ssa_phiprop): New propagator propagating loads
7470 through phi nodes if profitable.
7472 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7474 * tree-vect-analyze.c (process_use): New function.
7475 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7476 Check phis in all bbs.
7477 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7480 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7482 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7485 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7488 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7491 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7493 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7495 (sse_vmmulv4sf3): Likewise.
7496 (sse2_vmaddv2df3): Likewise.
7497 (sse2_vmmulv2df3): Likewise.
7499 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7501 PR rtl-optimization/31360
7502 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7503 (target_reg_cost): New.
7504 (init_set_costs): Initialize target_reg_cost. Add comments
7505 regarding the rationale of the costs.
7506 (global_cost_for_size): Renamed to...
7507 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7508 of register pressure.
7509 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7510 estimate_reg_pressure_cost. Add number of ivs.
7511 (determine_set_costs): Dump target_reg_cost.
7512 * loop-invariant.c (gain_for_invariant): Use
7513 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7514 (best_gain_for_invariant, find_invariants_to_move): Remove
7516 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7517 (target_reg_cost): Declare.
7518 (global_cost_for_size): Declaration removed.
7519 (estimate_reg_pressure_cost): Declare.
7521 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7523 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7524 regnos into even/odd register pairs.
7525 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7526 TDmode similar to the other floating point modes.
7527 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7528 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7530 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7531 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7532 (movdd_hardfloat64): Use TARGET_MFPGPR.
7534 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7536 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7539 2005-01-05 Richard Henderson <rth@redhat.com>
7541 * reload1.c (do_input_reload): Restrict the optimization deleteing
7542 a previous output reload to RELOAD_FOR_INPUT.
7544 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7546 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7547 induc_vec_info_type.
7548 (vectorizable_induction): New function declaration.
7549 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7550 check if already vectorized. Find first place in BB where new stmts
7551 can be inserted. Takes only one argument.
7552 (vectorizable_induction): New function.
7553 (vect_transform_stmt): Add case for induc_vec_info_type to call
7554 vectorizable_induction.
7555 (vect_transform_loop): Consider phis for vectorization.
7556 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7558 (analyze_operations): Call vectorizable_induction when analyzing phis.
7560 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7561 (vect_mark_relevant): Include phis in relevance analysis.
7562 (vect_mark_stmts_to_be_vectorize): Likewise.
7563 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7565 2007-04-16 Lawrence Crowl <crowl@google.com>
7567 * doc/invoke.texi (Debugging Options): Add documentation for the
7568 -femit-struct-debug options -femit-struct-debug-baseonly,
7569 -femit-struct-debug-reduced, and
7570 -femit-struct-debug-detailed[=...].
7572 * c-opts.c (c_common_handle_option): Add
7573 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7574 and OPT_femit_struct_debug_detailed_.
7575 * c.opt: Add specifications for
7576 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7577 and -femit-struct-debug-detailed[=...].
7578 * opts.c (set_struct_debug_option): Parse the
7579 -femit-struct-debug-... options.
7580 * opts.c (matches_main_base, main_input_basename,
7581 main_input_baselength, base_of_path, matches_main_base): Add
7582 variables and functions to compare header base name to compilation
7584 * opts.c (should_emit_struct_debug): Add to determine to emit a
7585 structure based on the option.
7586 (dump_struct_debug) Also disabled function to debug this
7588 * opts.c (handle_options): Save the base name of the
7591 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7592 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7593 This hook indicates if a type is generic. Set it by default
7595 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7596 to determine if a struct type is generic or not.
7597 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7598 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7599 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7602 * flags.h (enum debug_info_usage): Add an enumeration to describe
7603 a program's use of a structure type.
7604 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7605 to indicate the program's usage of the type. Filter structs based
7606 on the -femit-struct-debug-... specification.
7607 (gen_type_die): Split into two routines, gen_type_die and
7608 gen_type_die_with_usage. gen_type_die is now a wrapper
7609 that assumes direct usage.
7610 (gen_type_die_with_usage): Replace calls to gen_type_die
7611 with gen_type_die_with_usage adding the program usage of
7612 the referenced type.
7613 (dwarf2out_imported_module_or_decl): Suppress struct debug
7614 information using should_emit_struct_debug when appropriate.
7616 2007-04-16 Ian Lance Taylor <iant@google.com>
7618 PR tree-optimization/31522
7619 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7620 (vrp_initialize): Allocate vr_phi_edge_counts.
7621 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7622 executable edge. Drop test for all constants.
7623 (vrp_finalize): Free vrp_phi_edge_counts.
7625 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7626 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7628 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7629 predecessors at head rather than tail.
7631 2007-04-16 Matthias Klose <doko@debian.org>
7633 * config/alpha/linux.h (CPP_SPEC): Define.
7634 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7636 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7638 * function.h: Remove sequence_stack extern declaration.
7640 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7642 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7644 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7647 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7649 * config/avr/avr.c (avr_arch_types): Rearranging array.
7650 (enum avr_arch): Add.
7651 (avr_mcu_types): Use avr_arch enumeration constants instead of
7653 * config/avr/avr.h (LINK_SPEC): Simplify.
7655 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7657 * config/m68k/m68k.c (m68k_libcall_value,
7658 m68k_function_value): Use macros for register names more.
7660 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7662 (M68K_REGNAME): Use A6_REG.
7663 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7665 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7668 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7669 'pending_read_list_length' and 'pending_write_list_length'. Update
7671 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7672 to handle two length counters instead of one. Update all uses.
7673 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7674 two length counters instead of one.
7675 * sched-rgn.c (propagate_deps): Update to handle two length counters
7678 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7681 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7682 copy of source, pass it to ix86_expand_vector_set and return
7685 2007-04-16 David Ung <davidu@mips.com>
7686 Joseph Myers <joseph@codesourcery.com>
7688 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7689 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7690 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7691 Add 74K processor information.
7692 * config/mips/mips.md: Include 74k.md.
7693 (cpu): Add 74kc,74kf,74kx.
7694 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7695 * config/mips/74k.md: New.
7696 * doc/invoke.texi (MIPS Options): Document 74K support.
7698 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7700 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7701 vectorizable_* functions.
7702 * tree-vect-transform.c (vectorizable_call): Add check for
7703 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7704 (vectorizable_store): likewise.
7705 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7707 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7708 (vectorizable_type_promotion, vectorizable_load): Likewise.
7709 (vectorizable_live_operation, vectorizable_condition): Likewise.
7710 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7712 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7714 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7716 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7717 register numbers more.
7718 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7719 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7720 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7721 FUNCTION_VALUE_REGNO_P): Likewise.
7722 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7723 STATIC_CHAIN_REGNUM): Likewise.
7724 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7725 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7726 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7727 * config/m68k/m68k.md (FP_REG): New.
7729 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7731 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7734 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7736 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7737 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7740 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7742 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7745 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7748 * c-decl.c (finish_decl): Grab the type of the decl after the call
7749 to store_init_value.
7751 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7753 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7755 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7758 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7759 dominators, post dominators and cleanup cfg before returning.
7761 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7763 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7764 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7766 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7768 * config.gcc: Recognize fido.
7769 * config/m68k/m68k-devices.def (fidoa): New.
7770 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7772 (FL_FIDOA, TARGET_FIDOA): New.
7773 * config/m68k/m68k.opt (mfidoa): New.
7775 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7778 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7779 when a personality function is used.
7781 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7783 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7785 2007-04-13 Mike Stump <mrs@apple.com>
7787 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7789 * config/darwin.opt (fapple-kext): Make C++ only.
7790 * config/darwin.c (darwin_override_options): Remove code to ensure
7791 -fapple-kext is given for C++ only.
7793 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7795 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7796 * config/mips/mips.c (override_options): Call
7797 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7799 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7801 * config/i386/i386.opt (msvr3-shlib): Removed.
7803 * doc/invoke.texi: Remove -msvr3-shlib.
7805 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7807 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7808 with "popcnt" instruction.
7810 2007-04-13 Richard Guenther <rguenther@suse.de>
7812 PR tree-optimization/21258
7813 * tree-vrp.c (compare_case_labels): New helper.
7814 (find_switch_asserts): New function.
7815 (find_assert_locations): Call it for SWITCH_EXPRs.
7817 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7819 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7820 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7821 check is now implied in X87_FLOAT_MODE_P.
7822 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7823 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7824 (fix_trunc<mode>_i386_fisttp): Ditto.
7825 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7826 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7827 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7828 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7829 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7830 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7831 (unnamed_splitters): Ditto.
7832 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7833 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7834 FIRST_SSE_REG for local functions when SSE math is enabled or
7835 for functions with sseregparm attribute.
7836 (standard_80387_constant_p): Return -1 if mode is not
7838 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7839 (ix86_expand_compare): Ditto.
7840 (ix86_expand_carry_flag_compare): Ditto.
7841 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7842 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7843 DECIMAL_FLOAT_MODE_P.
7844 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7845 of SCALAR_FLOAT_MODE_P.
7846 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7847 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7848 checks before FLOAT_MODE_P.
7849 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7850 before FLOAT_MODE_P.
7855 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7857 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7858 Charles Wilson <libtool@cwilson.fastmail.fm>
7860 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7861 (libgcc.mvars): Don't depend on them.
7862 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7863 * exec-tool.in: New.
7865 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7867 * doc/invoke.text (--help): Document --help=common.
7869 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7871 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7873 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7875 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7876 * genemit.c (main): Emit #include "integrate.h".
7877 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7878 (LOADGP_RTP): New mips_loadgp_style.
7879 * config/mips/mips.h: Include config/vxworks-dummy.h.
7880 (TARGET_RTP_PIC): New macro.
7881 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7882 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7883 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7885 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7886 -mvxworks-pic when using -mrtp and a PIC option.
7887 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7889 (mips_symbolic_constant_p, mips_symbolic_address_p)
7890 (mips_symbol_insns): Handle SYMBOL_HALF.
7891 (override_options): Warn about -G and -mrtp being used together.
7892 Initialize mips_lo_relocs[SYMBOL_HALF].
7893 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7894 (mips_emit_loadgp): Handle LOADGP_RTP.
7895 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7896 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7897 (tablejump): Handle function-relative case table entries if
7899 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7901 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7903 * config/mips/mips.md (load_call<mode>): Allow any general register.
7905 (sibcall_value_internal, sibcall_value_multiple_internal)
7906 (call_value_internal, call_value_split, call_value_multiple_internal)
7907 (call_value_multiple_split): Remove constraints from operand 0.
7909 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7911 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7912 rather than loadgp_noshared.
7913 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7914 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7916 * config/mips/mips.md (loadgp): Rename to...
7917 (loadgp_newabi): ...this.
7918 (loadgp_noshared): Rename to...
7919 (loadgp_absolute): ...this.
7921 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7923 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7924 false for locally-binding symbols.
7925 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7927 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7929 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7930 (SYMBOL_GOT_PAGE_OFST): ...this.
7931 (SYMBOL_GOT_GLOBAL): Rename to...
7932 (SYMBOL_GOT_DISP): ...this.
7933 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7934 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7935 * config/mips/mips.c (mips_global_symbol_p): New function.
7936 (mips_symbol_binds_local_p): Likewise.
7937 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7938 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
7939 mips_global_symbol_p and mips_symbol_binds_local_p.
7940 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7941 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7942 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7944 (mips_ok_for_lazy_binding_p): New function.
7945 (mips_load_call_address, mips_expand_call): Use it.
7946 (mips_dangerous_for_la25_p): Likewise.
7947 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7948 (*got_disp<mode>): Use got_disp_operand instead of
7949 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7950 SYMBOL_GOTOFF_GLOBAL.
7951 (*got_page<mode>): Use got_page_ofst_operand instead of
7953 * config/mips/predicates.md (const_call_insn_operand): Use
7954 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7955 (global_got_operand): Rename to...
7956 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7958 (local_got_operand): Rename to...
7959 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7960 of SYMBOL_GOT_LOCAL.
7962 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7964 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7965 TARGET_CALL_CLOBBERED_GP.
7966 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7967 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7968 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7969 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7970 of TARGET_ABICALLS && !TARGET_NEWABI.
7971 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7972 * config/mips/mips.c (mips_load_call_address): Check
7973 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7974 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7975 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7976 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7977 TARGET_ABICALLS && TARGET_NEWABI.
7978 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7980 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7981 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7982 TARGET_ABICALLS && TARGET_NEWABI.
7983 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7984 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7985 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7986 whether indirect calls must use $25.
7987 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7989 * config/mips/mips.md (jal_macro): Check flag_pic and
7990 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7991 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7992 instead of TARGET_ABICALLS.
7993 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7994 TARGET_ABICALLS && TARGET_OLDABI.
7995 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7996 (sibcall): In the comment above the define_insn, mention
7997 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7998 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7999 instead of TARGET_ABICALLS.
8001 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8003 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8004 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8005 (MACFLAGS_MATCH_P): New macro.
8006 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8007 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8008 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8009 the other MACFLAG constants.
8010 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8011 (flag_machi): Tighten constraints. Renumber some of the operands.
8012 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8014 (flag_machi_parts_acconly): New pattern.
8015 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8017 (flag_macinit1hi): Tighten constraints.
8018 (flag_mul_macv2hi_parts_acconly): New pattern.
8020 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8021 Use a more efficient implementation.
8022 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8023 inline sequences when not optimizing for size.
8025 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8026 movhi_high2low): Delete, merge functionality into...
8027 (packv2hi): ... this pattern.
8029 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8030 * config/bfin/bfin.opt (msim): New option.
8031 (mcpu=): New option.
8032 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8033 (bfin_cpu_t): Typedef of enum bfin_cpu.
8034 (bfin_cpu_type): New declaration.
8035 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8036 -msim and -mcpu= options.
8037 (LIB_SPEC): Likewise.
8038 * config/bfin/bfin.c (bfin_cpu_type): Define.
8039 (bfin_handle_option): Handle -mcpu= option.
8040 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8041 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8042 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8044 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8046 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8047 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8048 (powerpc-wrs-vxworksae): Use ${tm_file}.
8049 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8050 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8051 * config/i386/vx-common.h: New file.
8053 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8055 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8058 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8060 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8063 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8067 * c-common.c (c_build_qualified_type): Set canonical type
8070 2007-04-12 Richard Guenther <rguenther@suse.de>
8072 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8073 lower bound and element size if lower bound is not zero
8074 or either of the ARRAY_REF operands is set.
8076 2007-04-12 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/24689
8079 PR tree-optimization/31307
8080 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8082 * gimplify.c (canonicalize_addr_expr): To be consistent with
8083 gimplify_compound_lval only set operands two and three of
8084 ARRAY_REFs if they are not gimple_min_invariant. This makes
8085 it never at this place.
8086 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8088 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8090 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8091 null before emitting a .nsubspa directive.
8093 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8095 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8096 need_to_partition_p if there are no memory statements in the
8099 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8101 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8102 (gcd_of_steps_may_divide_p): New function.
8103 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8105 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8107 * reload.c (find_reloads_toplev, find_reloads_address,
8108 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8109 not a pointer equality test, to decide if we need to call
8110 push_reg_equiv_alt_mem.
8112 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8114 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8115 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8117 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8119 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8121 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8122 vector to be positive.
8124 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8128 * doc/invoke.texi: Document --params max-aliased-vops and
8130 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8131 debug_memory_partitions): Move to tree-flow.h
8132 * params.h (AVG_ALIASED_VOPS): Define.
8133 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8135 (mp_info_t): Likewise.
8136 (get_mem_sym_stats_for): New.
8137 (set_memory_partition): Move from tree-flow-inline.h.
8138 (mark_non_addressable): Only clear the set of symbols for the
8139 partition if it exists.
8140 (dump_memory_partitions): Move from tree-ssa-operands.c
8141 (debug_memory_partitions): Likewise.
8142 (need_to_partition_p): New.
8143 (dump_mem_ref_stats): New.
8144 (debug_mem_ref_stats): New.
8145 (dump_mem_sym_stats): New.
8146 (debug_mem_sym_stats): New.
8147 (update_mem_sym_stats_from_stmt): New.
8148 (compare_mp_info_entries): New.
8149 (mp_info_cmp): Call it.
8150 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8152 (get_mpt_for): Move from tree-ssa-operands.c.
8153 (find_partition_for): New.
8154 (create_partition_for): Remove.
8155 (estimate_vop_reduction): New.
8156 (update_reference_counts): New.
8157 (build_mp_info): New.
8158 (compute_memory_partitions): Refactor.
8159 Document new heuristic.
8160 Call build_mp_info, update_reference_counts,
8161 find_partition_for and estimate_vop_reduction.
8162 (compute_may_aliases): Populate virtual operands before
8163 calling debugging dumps.
8164 (delete_mem_sym_stats): New.
8165 (delete_mem_ref_stats): New.
8166 (init_mem_ref_stats): New.
8167 (init_alias_info): Call it.
8168 (maybe_create_global_var): Remove alias_info argument.
8169 Get number of call sites and number of pure/const call sites
8170 from gimple_mem_ref_stats().
8171 (dump_alias_info): Call dump_memory_partitions first.
8172 (dump_points_to_info_for): Show how many times a pointer has
8174 * opts.c (decode_options): For -O2 set --param
8175 max-aliased-vops to 500.
8176 For -O3 set --param max-aliased-vops to 1000 and --param
8177 avg-aliased-vops to 3.
8178 * fortran/options.c (gfc_init_options): Remove assignment to
8180 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8181 * tree-dfa.c (dump_variable): Dump memory reference
8183 Dump NO_ALIAS* settings.
8184 (referenced_var_lookup): Tidy.
8185 (mem_sym_stats): New.
8186 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8187 and ORIG are different SSA names for a memory partition.
8188 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8189 * tree-flow.h (struct mem_sym_stats_d): Define.
8190 (mem_sym_stats_t): Define.
8191 (struct mem_ref_stats_d): Define.
8192 (struct gimple_df): Add field mem_ref_stats.
8193 (enum noalias_state): Define.
8194 (struct var_ann_d): Add bitfield noalias_state.
8195 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8196 debug_mem_ref_stats, debug_memory_partitions,
8197 debug_mem_sym_stats): Declare.
8198 * tree-ssa-structalias.c (update_alias_info): Update call
8199 sites, pure/const call sites and asm sites in structure
8200 returned by gimple_mem_ref_stats.
8201 Remove local variable IS_POTENTIAL_DEREF.
8202 Increase NUM_DEREFS if the memory expression is a potential
8204 Call update_mem_sym_stats_from_stmt.
8205 If the memory references memory, call
8206 update_mem_sym_stats_from_stmt for all the direct memory
8207 symbol references found.
8208 (intra_create_variable_infos): Set noalias_state field for
8209 pointer arguments according to the value of
8210 flag_argument_noalias.
8211 * tree-ssa-structalias.h (struct alias_info): Remove fields
8212 num_calls_found and num_pure_const_calls_found.
8213 (update_mem_sym_stats_from_stmt): Declare.
8214 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8215 Set default value to 100.
8216 (PARAM_AVG_ALIASED_VOPS): Define.
8218 2007-04-11 Richard Guenther <rguenther@suse.de>
8221 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8222 a * -b + c as c - a * b if we honor sign dependent rounding.
8224 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8226 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8228 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8229 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8231 (initialize_trampoline): Don't use old-style function definition.
8232 (bfin_secondary_reload): Mark IN_P argument as unused.
8234 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8236 PR tree-optimization/31343
8237 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8238 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8239 * testsuite/gcc.dg/vect/pr31343.c: New.
8241 2007-04-10 Eric Christopher <echristo@apple.com>
8243 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8244 * config/i386/i386.md (*cmpfp0): Use.
8245 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8246 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8247 (fix_trunc<mode>_i386_fisttp): Ditto.
8248 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8249 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8250 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8251 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8252 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8253 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8254 (unnamed_splitters): Ditto.
8255 * config/i386/i386.c (output_fix_trunc): Assert that
8256 we're not being passed a TFmode operand.
8258 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8260 PR tree-optimization/31526
8261 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8262 n_basic_blocks to find newly added blocks.
8264 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8266 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8268 (fix_trunc<mode>si_sse): Ditto.
8269 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8270 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8271 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8272 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8273 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8274 expander using SSEMODEF mode macro.
8275 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8276 expander using SSEMODEF mode macro.
8277 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8278 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8279 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8280 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8281 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8282 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8283 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8284 Macroize insn using X87MODEF mode macro.
8286 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8288 * config/i386/sse.md (sse2_pinsrw): Removed.
8289 (sse2_pextrw): Renamed to ...
8290 (*sse2_pextrw): This.
8292 2007-04-09 Jan Hubicka <jh@suse.cz>
8295 * config/i386/sse.md
8296 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8297 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8298 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8299 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8301 2007-04-09 Jan Hubicka <jh@suse.cz>
8303 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8304 multiple fields of union.
8306 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8308 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8309 (create_preheaders): Check that loops are available.
8310 (fix_loop_structure): Clean up, improve comments.
8311 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8312 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8314 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8315 * predict.c (tree_estimate_probability): Do not call
8316 calculate_dominance_info. Call create_preheaders.
8317 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8318 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8320 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8321 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8322 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8323 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8326 2007-04-08 Jan Hubicka <jh@suse.cz>
8328 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8329 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8330 * fold-const.c (fold_unary): Use it.
8332 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8334 * varasm.c (assemble_variable): Remove call to
8335 lang_hooks.decls.prepare_assemble_variable.
8336 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8337 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8338 * langhooks.h (lang_hooks_for_decls): Remove
8339 prepare_assemble_variable.
8341 2007-04-08 Mike Stump <mrs@apple.com>
8343 * config/i386/i386.c: Use inc/dec on Core2.
8345 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8347 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8348 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8349 lhd_tree_inlining_end_inlining): Remove.
8350 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8351 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8353 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8354 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8355 lhd_tree_inlining_end_inlining): Remove prototypes.
8356 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8357 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8358 LANG_HOOKS_TREE_INLINING_START_INLINING,
8359 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8361 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8364 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8367 * config/avr/predicates.md (io_address_operand): Delete predicate.
8368 (low_io_address_operand): Don't use 'mode' argument.
8369 (higth_io_address_operand): Rename ...
8370 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8371 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8374 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8376 Revert change removing staticp.
8378 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8381 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8384 2007-04-07 Bruce Korb <bkorb@gnu.org>
8386 * c.opt: Add -Wformat-contains-nul.
8387 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8389 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8390 the NUL byte warning.
8392 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8394 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8396 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8398 * tree.c (staticp): No longer use staticp langhook.
8399 * langhooks.c (lhd_staticp): Removed.
8400 * langhooks.h (struct lang_hooks): Remove staticp.
8401 * c-common.c (c_staticp): Remove.
8402 * c-common.h (c_staticp): Ditto.
8403 * langhooks-defs.h (lhd_staticp): Ditto.
8404 (LHD_HOOKS_STATICP): Ditto
8405 * tree.h (gcc_assert_lowered): New macro.
8407 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8409 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8410 argument "reliable".
8411 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8412 Add argument "reliable". Propagate it through calls.
8413 (infer_loop_bounds_from_undefined): Derive number of iterations
8414 estimates from references in blocks that do not dominate loop latch.
8415 (gcov_type_to_double_int): New function.
8416 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8417 and expected_loop_iterations_unbounded.
8418 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8419 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8420 * tree-data-ref.c (estimated_loop_iterations): Export.
8421 (get_references_in_stmt): Fix -- do not return addresses of local
8423 * cfgloop.h (expected_loop_iterations_unbounded,
8424 estimated_loop_iterations): Declare.
8426 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8428 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8430 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8432 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8433 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8434 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8435 Use output_387_reg_move().
8436 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8437 expander using X87MODEF12 mode macro.
8438 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8439 choosing register preferences. Use output_387_reg_move().
8440 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8441 instead of "x". Use output_387_reg_move().
8442 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8443 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8444 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8445 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8446 Use output_387_reg_move().
8447 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8449 (*truncxf?f_i387 splitter): Ditto.
8451 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8453 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8454 LANG_HOOKS_SAFE_FROM_P.
8455 * expr.c (safe_from_p): Remove langhook call.
8456 * langhooks.h (lang_hooks): Remove safe_from_p.
8457 (lhd_safe_from_p): Remove prototype.
8458 * langhooks.c (lhd_safe_from_p): Remove.
8460 2007-04-06 Jan Hubicka <jh@suse.cz>
8462 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8465 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8467 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8468 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8469 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8470 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8472 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8473 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8475 2007-04-05 Richard Henderson <rth@redhat.com>
8477 * config/alpha/alpha.c (print_operand) [+]: Remove.
8478 (alpha_end_function): Print nop if call at end of function.
8479 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8480 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8481 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8482 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8483 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8484 the call pattern. Update peepholes to match.
8486 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8488 * doc/extend.texi (Other Builtins): Add decimal float variants
8490 * builtins.def: Ditto.
8491 * builtins.c (expand_builtin): Ditto.
8493 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8494 H.J. Lu <hongjiu.lu@intel.com>
8497 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8498 of V8HImode when calling ix86_binary_operator_ok.
8499 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8500 (sdot_prodv8hi): Operands 1 and 2 must be register.
8502 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8504 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8505 initialize align to silence bogus warning.
8507 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8510 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8512 (struct sra_walk_fns): Remove use_all parameter from use.
8513 (sra_hash_tree): Handle BIT_FIELD_REFs.
8514 (sra_elt_hash): Don't hash bitfld blocks.
8515 (sra_elt_eq): Skip them in parent compares as well. Handle
8517 (sra_walk_expr): Don't maintain or pass down use_all_p.
8518 (scan_use): Remove use_all parameter.
8519 (scalarize_use): Likewise. Re-expand assignment to
8520 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8521 output, and re-scalarize after output. Don't mark anything
8523 (scalarize_ldst): Adjust.
8524 (scalarize_walk_gimple_modify_statement): Likewise.
8525 (build_element_name_1): Handle BIT_FIELD_REFs.
8526 (instantiate_element): Don't warn for any element whose parent
8528 (instantiate_missing_elements_1): Return the sra_elt.
8529 (canon_type_for_field): New.
8530 (try_instantiate_multiple_fields): New.
8531 (instantiate_missing_elemnts): Use them.
8532 (mark_no_warning): Removed.
8533 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8534 (REPLDUP, sra_build_elt_assignment): New.
8535 (generate_copy_inout): Use them.
8536 (generate_element_copy): Likewise. Handle bitfld differences.
8537 (generate_element_zero): Don't recurse for blocks. Use
8538 sra_build_elt_assignment.
8539 (generate_one_element_int): Take elt instead of var. Use
8540 sra_build_elt_assignment.
8541 (generate_element_init_1): Adjust.
8542 (scalarize_use, scalarize_copy): Use REPLDUP.
8543 (scalarize_ldst): Move assert before dereference.
8544 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8546 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8548 * regmove.c: Fix unused variable warnings due to previous commit.
8550 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8552 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8553 (regmove_bb_head): Remove.
8554 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8555 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8556 problems with fixup_match_1.
8557 Don't initialize/free regmove_bb_head.
8559 (reg_is_remote_constant_p): If an insn is in the same basic block
8560 but not before INSN, consider it remote, too.
8562 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8565 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8566 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8568 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8570 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8571 (CONDITIONAL_REGISTER_USAGE): Likewise.
8573 2007-04-04 Richard Henderson <rth@redhat.com>
8575 * config/alpha/lib1funcs.asm: Remove unused file.
8577 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8580 * opts.c (print_specific_help): Fix --help=<language>
8582 (common_handle_option): Support --help=common.
8584 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8587 * gcc.c (main): Do not run the linker if
8588 print_subprocess_help indicates that it shouldn't be
8591 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8594 * doc/invoke.texi (--help=): Document <languages> value, fix
8595 formatting in tables of values.
8597 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8599 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8600 dllimport attribute of virtual methods.
8602 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8604 * config/score/crti.asm: Change _bss_start to __bss_start.
8605 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8606 (OUTGOING_REG_PARM_STACK_SPACE) update.
8607 * config/score/score.opt: add options to make backend support
8608 score5, score5u, score7 and score7d.
8609 * config/score/score.md: Likewise.
8610 * config/score/misc.md: Likewise.
8611 * config/score/mac.md: Likewise.
8612 * doc/invoke.texi: Likewise.
8613 * doc/md.texi: update constraints define.
8615 2007-04-03 Richard Henderson <rth@redhat.com>
8617 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8618 an appropriate type, use the mode instead.
8620 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8622 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8623 Set the default --with-arch setting to mips2.
8624 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8625 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8626 (MULTILIB_OSDIRNAMES): Delete.
8627 (MULTILIB_DIRNAMES): Define.
8628 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8629 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8630 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8631 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8632 VXWORKS_OS_CPP_BUILTINS.
8633 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8634 (MIPS_DEBUGGING_INFO): Undefine.
8635 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8637 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8640 * fold-const.c (native_encode_real): Encode real.c provided longs
8641 as a series of 32-bit native integers.
8642 (native_interpret_real): Interpret buffer as a series of 32-bit
8645 2007-04-03 Richard Guenther <rguenther@suse.de>
8647 * genpreds.c (write_insn_constraint_len): Write function
8648 optimized for CONSTRAINT_LEN implementation.
8649 (write_tm_preds_h): Output insn_constraint_len inline and
8650 use it for CONSTRAINT_LEN.
8651 (write_insn_preds_c): Don't output insn_constraint_len.
8652 * doc/md.texi (define_register_constraint): Document multi-letter
8653 constraints shall have the same length if they start with the same
8656 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8659 * config/i386/i386.md (isinf<mode>2): Expand only when
8660 TARGET_C99_FUNCTIONS is set.
8662 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8664 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8665 (x86_64-*-linux*): Ditto.
8666 * config/i386/i386.opt (mpc): New option.
8667 * config/i386/i386.c (overrride_options): Handle
8668 ix87_precision_string.
8669 * config/i386/crtprec.c: New file.
8670 * config/i386/t-crtpc: Ditto.
8671 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8673 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8674 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8675 crtprec32.o, crtprec64.o and crtprec80.o.
8677 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8679 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8681 2007-04-02 Eric Christopher <echristo@apple.com>
8683 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8684 limitations on darwin.
8686 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8689 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8691 2007-04-02 Dave Korn <dave.korn@artimi.com>
8693 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8695 2007-04-02 Dave Korn <dave.korn@artimi.com>
8697 * libgcc2.h (exception_descriptor): Don't forward-declare.
8698 (__get_eh_table_language, __get_eh_table_version): Delete
8699 prototypes of long-dead functions.
8701 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8703 * ebitmap.h: New file
8704 * ebitmap.c: New file
8705 * Makefile.in (ebitmap.o): New target.
8707 2007-04-01 Jan Hubicka <jh@suse.cz>
8709 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8710 before very first instruction.
8712 2007-04-01 Jan Hubicka <jh@suse.cz>
8714 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8715 waring on 64bit hosts.
8716 * bitmap.h: Fix typo in bitmap_head_def.
8718 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8720 PR rtl-optimization/31391
8721 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8722 into a DELETED_LABEL note, and the label is in an empty basic
8723 block, update BB_END as well as BB_HEAD.
8725 2007-04-01 Richard Henderson <rth@redhat.com>
8727 PR tree-optimization/31169
8728 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8729 to varying if the range is outside [0, prec-1].
8731 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8734 * config/mips/mips.md (load_const_gp): New insn.
8735 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8736 the MIPS16 GP pseudo register if no_new_pseudos.
8737 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8739 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8742 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8744 (call_value): Likewise.
8746 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8747 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8750 * doc/invoke.texi: (optimization options): Reword description
8751 of -ffast-math. Document its primary purpose.
8753 2007-03-31 Richard Guenther <rguenther@suse.de>
8755 * omp-low.c (splay-tree.h): Include.
8756 (lookup_decl): Replace splay-tree usage by pointer-map.
8757 (maybe_lookup_decl): Likewise.
8758 (new_omp_context): Likewise.
8759 (delete_omp_context): Likewise.
8760 * gimplify.c (splay-tree.h): Include.
8761 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8763 (remap_ssa_name): Likewise.
8764 (remap_decl): Likewise.
8765 (remap_type_1): Likewise.
8766 (remap_type): Likewise.
8767 (copy_body_r): Likewise.
8768 (expand_call_inline): Likewise.
8769 (clone_body): Likewise.
8770 (copy_tree_r): Likewise.
8771 (remap_save_expr): Likewise.
8772 (unsave_r): Likewise.
8773 (unsave_expr_now): Likewise.
8774 (tree_function_versioning): Likewise.
8775 (build_duplicate_type): Likewise.
8776 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8777 (struct copy_body_data): Replace splay-tree by pointer-map.
8778 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8779 not $(SPLAY_TREE_H).
8780 (gimplify.o): Depend on $(SPLAY_TREE_H).
8781 (omp-low.p): Likewise.
8783 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8785 * config/avr/predicates.md (even_register_operand,
8786 odd_register_operand): New predicates.
8787 * config/avr/avr.md (movw peephole2): New.
8788 (movw_r peephole2): New.
8790 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8792 * tree.h (get_signed_or_unsigned_type): New.
8793 * fold-const.c (operand_equal_for_comparison_p): Use
8794 get_signed_or_unsigned_type instead of
8795 lang_hooks.types.signed_or_unsigned_type.
8796 * expr.c (store_expr): Ditto.
8797 * langhooks.c (get_signed_or_unsigned_type): New.
8798 (lhd_signed_or_unsigned_type): New.
8799 * langhooks.h (lhd_signed_or_unsigned_type): New.
8800 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8802 2007-03-30 Richard Henderson <rth@redhat.com>
8804 * tree-ssa-loop-ivopts.c: Include target.h.
8805 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8806 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8807 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8808 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8810 2007-03-30 Richard Henderson <rth@redhat.com>
8811 Kai Tietz <kai.tietz@onevision.com>
8813 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8815 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8816 (TARGET_64BIT_MS_ABI): New.
8817 (DBX_REGISTER_NUMBER): Handle 64-bit.
8818 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8819 (LONG_TYPE_SIZE): Force to 32.
8820 (REG_PARM_STACK_SPACE): New.
8821 (OUTGOING_REG_PARM_STACK_SPACE): New.
8822 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8823 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8824 (STACK_BOUNDARY): Use 128 for 64-bit.
8825 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8826 Add 64-bit implementation.
8827 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8829 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8830 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8831 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8832 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8833 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8834 TARGET_64BIT_MS_ABI.
8835 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8836 (ix86_pass_by_reference): Likewise.
8837 (ix86_function_value_regno_p): Likewise.
8838 (ix86_build_builtin_va_list): Likewise.
8839 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8840 (function_arg_advance_ms_64): New.
8841 (function_arg_advance): Call it.
8842 (function_arg_ms_64): New.
8843 (function_arg): Call it.
8844 (function_value_ms_64): New.
8845 (ix86_function_value_1): Call it.
8846 (return_in_memory_ms_64): New.
8847 (ix86_return_in_memory): Call it.
8848 (setup_incoming_varargs_ms_64): New.
8849 (ix86_setup_incoming_varargs): Call it.
8850 (ix86_expand_prologue): Handle 64-bit stack probing.
8851 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8852 (output_pic_addr_const): Likewise.
8853 (x86_this_parameter): Likewise.
8854 (x86_output_mi_thunk): Likewise.
8855 (x86_function_profiler): Likewise.
8856 (TARGET_STRICT_ARGUMENT_NAMING): New.
8857 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8858 (TARGET_64BIT_MS_ABI): New.
8859 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8860 * config/i386/i386.md (allocate_stack_worker): Remove.
8861 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8862 describe the clobber of eax without a match_scratch.
8863 (allocate_stack_worker_postreload): Remove.
8864 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8865 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8866 (allocate_stack_worker_rex64_postreload): Remove.
8867 (allocate_stack): Handle 64-bit.
8868 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8869 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8870 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8871 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8872 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8873 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8874 * config.build (x86_64-*-mingw*): New host.
8875 * config.host (x86_64-*-mingw*): New host.
8876 * config.gcc (x86_64-*-mingw*): New target.
8877 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8879 2007-03-30 Richard Henderson <rth@redhat.com>
8880 Kai Tietz <kai.tietz@onevision.com>
8882 * c-pragma.c (struct def_pragma_macro_value): New.
8883 (struct def_pragma_macro): New.
8884 (pushed_macro_table): New.
8885 (dpm_hash, dpm_eq): New.
8886 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8887 (init_pragma): Install them.
8888 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8890 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8892 * config/avr/avr.c (avr_override_options): Clear
8893 'flag_delete_null_pointer_checks'.
8895 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8898 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8899 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8900 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8901 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8902 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8903 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8904 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8906 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8908 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8910 * regmove.c: Move all of pass_stack_adjustments from here...
8911 * combine-stack-adj.c: ...to this new file.
8912 * Makefile.in: Add rules for combine-stack-adj.o.
8914 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8916 PR tree-optimization/31383
8917 * tree-data-ref.c (affine_function_equal_p): Do not require the
8918 vectors to have the same length.
8920 2007-03-30 Jan Hubicka <jh@suse.cz>
8923 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8924 availablility; add more sanity checking; ask varpool only about
8927 2007-03-29 Richard Henderson <rth@redhat.com>
8929 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8930 to decide, but __SIZEOF_LONG_LONG__.
8932 2007-03-29 Richard Henderson <rth@redhat.com>
8934 * emutls.c (struct __emutls_array): New.
8935 (emutls_destroy): Use it instead of casting element 0 from void*.
8936 (__emutls_get_address): Likewise.
8938 2007-03-29 Richard Henderson <rth@redhat.com>
8940 * varasm.c (initializer_constant_valid_p): Don't deny
8941 DECL_DLLIMPORT_P on functions.
8943 * config/i386/cygming.h: Remove function declarations.
8944 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8945 (ASM_OUTPUT_LABELREF): Remove.
8946 (COMMON_ASM_OP): Remove.
8947 (ASM_OUTPUT_COMMON): Remove.
8948 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8949 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8950 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8951 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8952 Rename from TARGET_ENCODE_SECTION_INFO.
8953 * config/i386/netware.h: Likewise.
8954 * config/i386/i386-protos.h: Update.
8955 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8956 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8957 (legitimate_constant_p): Reject dllimports.
8958 (dllimport_map, get_dllimport_decl): New.
8959 (legitimize_dllimport_symbol): New.
8960 (legitimize_address, ix86_expand_move): Use it.
8961 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8962 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8963 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8964 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8965 * config/i386/predicates.md (constant_call_address_operand): Only
8966 accept symbols; reject dllimport_p symbols.
8967 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8968 i386_pe_maybe_record_exported_symbol.
8969 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8970 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8971 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8972 trust the setting of DECL_DLLIMPORT_P.
8973 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8974 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8975 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8976 tidy the argument scanning loop.
8977 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8978 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8979 (i386_pe_strip_name_encoding): Remove.
8980 (i386_pe_binds_local_p): New.
8981 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8982 (i386_pe_output_labelref): Remove.
8983 (i386_pe_asm_output_aligned_decl_common): New.
8984 (i386_pe_maybe_record_exported_symbol): Rename from
8985 i386_pe_record_exported_symbol; check for dllexported symbols.
8987 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8989 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8990 add comment explaining why vsnprintf cannot be used.
8992 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8994 PR tree-optimization/30666
8995 * tree.c (build_complex_type): When creating type names for DWARF2
8996 debug info, create TYPE_DECLs for TYPE_NAME instead of
8998 (build_common_tree_nodes_2): Use build_complex_type when building
8999 predefined complex types, to preserve canonical types.
9001 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9003 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9004 (noce_get_alt_condition): Look at it to determine whether to
9005 reverse the condition or not.
9006 (noce_get_condition): Substitute the truth for lies.
9007 (noce_find_if_block): Set the then_else_reversed field.
9009 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9011 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9012 destination of this insn.
9013 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9014 than calling gen_rtx_SET directly. Use r0 to hold the value of
9015 'address + 4' rather than a stack based temporary which can be
9018 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9020 * config/s390/s390.c (s390_secondary_input_reload_class,
9021 s390_secondary_output_reload_class): Functions removed.
9022 (s390_secondary_reload): New function.
9023 (TARGET_SECONDARY_RELOAD): Target macro defined.
9024 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9025 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9026 * config/s390/s390.md ("reload_outti", "reload_outdi",
9027 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9028 "reload_out<mode>"): Expanders removed.
9029 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9030 "reload<mode>_nonoffmem_out"): Expanders added.
9032 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9034 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9035 action if SRC->DEST replacement failed anyway.
9037 2007-03-28 Mike Stump <mrs@apple.com>
9039 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9040 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9041 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9043 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9045 * config.gcc: Accept barcelona as a variant of amdfam10.
9046 * config/i386/i386.c (override_options): Likewise.
9047 * doc/invoke.texi: Likewise.
9049 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9051 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9052 offsets for BIT_FIELD_REF and COMPONENT_REF.
9054 2007-03-28 Richard Guenther <rguenther@suse.de>
9056 * tree.c (is_global_var): Move ...
9057 * tree-flow-inline.h (is_global_var): ... here.
9058 * tree.h (is_global_var): Remove declaration.
9060 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9064 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9065 * config/i386/i386.c (ix86_tune_features): Initialize new
9067 * config/i386/predicates.md (promotable_binary_operator): Use
9068 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9070 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9073 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9075 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9077 * config/fr30/fr30.md (movsi_internal): Change destination
9078 constraint from m to V and add m to the end.
9080 2007-03-28 Christian Bruel <christian.bruel@st.com>
9082 * config/sh/sh.md (movsi_i): Fix type attribute.
9084 2007-03-28 Christian Bruel <christian.bruel@st.com>
9086 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9087 (movsf_ie): Likewise.
9089 2007-03-28 Christian Bruel <christian.bruel@st.com>
9091 * config.gcc: Add sh4-300 to multilib.
9092 * config/sh/t-mlib-sh4-300: New file.
9094 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9096 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9097 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9099 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9100 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9101 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9102 "fixuns_trunctddi2"): Whitespace fix.
9104 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9106 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9107 the definition of struct sh_args.
9108 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9109 CALL_COOKIE_INT_REG_GET): Likewise.
9111 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9113 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9114 transformations are applied successfully.
9116 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9118 * tree.c (tree_contains_struct): Permit 512 tree codes.
9119 * tree.h (tree_contains_struct): Ditto.
9120 (MAX_TREE_CODES): Ditto.
9121 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9122 SPARE member to store remaining padding bits.
9124 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9126 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9129 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9131 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9132 * configure: Regenerate.
9134 * configure: Regenerate using the correct version of autoconf.
9136 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9138 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9140 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9141 regs to "__SP_L__" and "__SP_H__".
9143 2007-03-27 Richard Guenther <rguenther@suse.de>
9145 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9146 computations with it with a HOST_WIDE_INT variable.
9148 2007-03-26 Mike Stump <mrs@apple.com>
9150 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9151 objective-c-header, objective-c++-header and objc++-cpp-output
9153 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9155 2007-03-26 Richard Henderson <rth@redhat.com>
9158 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9159 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9160 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9161 IX86_BUILTIN_PSRLQ128): New.
9162 (ix86_init_mmx_sse_builtins): Add them.
9163 (ix86_expand_builtin): Expand them.
9164 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9165 operand 2 be TImode.
9166 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9167 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9168 _mm_srli_epi64): Mark __B const.
9169 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9170 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9171 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9172 new two-vector shift builtins.
9174 2007-03-26 Ian Lance Taylor <iant@google.com>
9176 PR tree-optimization/31345
9177 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9178 [+INF, +INF(OVF)] into VARYING.
9180 2007-03-26 Zack Weinberg <zackw@panix.com>
9182 * gengtype-parse.c: New file.
9183 * gengtype-yacc.y: Delete.
9184 * gengtype-lex.l: Don't include gengtype-yacc.h.
9185 Define YY_DECL and yyterminate appropriately for recursive
9186 descent parser. yylval is now a string out-parameter to yylex.
9187 (HWS, EOID): New shorthand.
9188 (IWORD): Add a couple more types.
9189 (yylex): Add a setup stanza. Remove the complex rules for
9190 detecting GTY'ed types and typedefs; replace with simple
9191 keyword detectors. Adjust everything for the changed
9192 definition of yylval. Ignore all pp-directives, not just #define.
9194 (parse_file): Rename yybegin; do not call yyparse.
9196 * gengtype.c (xasprintf): Export again.
9197 (this_file): New. Use everywhere __FILE__ was being used.
9198 (get_lang_bitmap): Special case types defined in gengtype.c.
9199 (do_typedef, new_structure): Suppress definition of certain types.
9200 (new_structure): Improve diagnostics of duplicate definitions.
9201 Make sure location_s is associated with input.h.
9202 (nreverse_pairs, define_location_structures): New functions.
9203 (main): Improve tagging of kludge types. Remove old kludges
9204 for input.h types; use define_location_structures.
9205 * gengtype.h: Update prototypes. Define token codes here.
9206 * Makefile.in: Remove all references to gengtype-yacc.
9207 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9209 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9210 add GTY((skip)) to the field that's only conditionally there.
9211 * doc/install.texi: Document that Bison is no longer required
9212 unless building treelang.
9214 * gengtype.c: Don't include gtyp-gen.h.
9215 (srcdir): Declare here.
9216 (base_files, lang_dir_names): Allocate dynamically.
9217 (gt_files, num_gt_files, num_lang_dirs): New globals.
9218 (measure_input_list, read_input_line, read_input_list)
9219 (set_lang_bitmap): New functions.
9220 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9221 simplify, relying on read_input_list to set up the bitmaps.
9222 (main): Arguments are no longer unused. Check for correct number
9223 of command line arguments, set srcdir and srcdir_len, then call
9224 read_input_list, before doing anything else. No need to worry
9225 about duplicates in main loop.
9226 * configure.ac: Simplify the calculation of all_gtfiles.
9227 Put language tags in there. Don't set or substitute
9228 all_gtfiles_files_langs or all_gtfiles_files_frags.
9229 * Makefile.in: Revamp the way gengtype is invoked, now that it
9230 takes a file on its command line with a much simpler format.
9231 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9232 (GTFILES): Remove duplicates and C source files.
9233 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9234 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9235 * configure: Regenerate.
9237 * gengtype.h: Remove all type definitions to gengtype.c; leave
9238 only definitions of options_p, type_p, and pair_p as opaque
9239 pointers. Update prototypes.
9240 * gengtype.c: Many type definitions moved here from gengtype.h.
9241 Consolidate type definitions at the top of the file.
9242 (xvasprintf): Delete.
9243 (xasprintf): Make static.
9244 (create_nested_pointer_option): Add 'next' parameter.
9245 (create_field_all, create_field_at): New functions.
9246 (create_field): Now a thin wrapper around create_field_all.
9247 (create_optional_field): Rename create_optional_field_ and add
9248 line argument. Original name is now a macro which supplies
9250 (oprintf): Use vsnprintf directly.
9251 (close_output_files): Use fatal rather than perror/exit.
9252 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9253 (main): Set progname. Don't use exit.
9254 * gengtype-yacc.y (struct_fields): Use create_field_at.
9255 (option, optionseqopt): Delete.
9256 (optionseq): Consolidate productions from option here so we
9257 can use the first argument to create_option.
9259 * gengtype-lex.l: Distinguish unions from structures in the
9260 token type. Don't call find_structure; return the tag as a string.
9261 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9262 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9263 string. Reorganize typedef_struct production accordingly.
9264 Use create_nested_ptr_option.
9265 * gengtype.c (create_nested_ptr_option): New function.
9266 * gengtype.h: Declare it.
9268 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9269 (string_type): Don't declare.
9270 (do_scalar_typedef): Declare.
9271 (create_scalar_type): Update prototype.
9272 * gengtype.c (string_type): Make static.
9273 (scalar_nonchar, scalar_char): New.
9274 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9275 (resolve_typedef): Use scalar_nonchar for error recovery.
9276 (create_scalar_type): Remove name_len field. Return scalar_char
9277 or scalar_nonchar as appropriate.
9278 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9280 (throughout): Use scalar_nonchar instead of calling
9281 create_scalar_type, whenever possible.
9282 (main): Initialize scalar_char and scalar_nonchar before calling
9284 * gengtype-lex.l: Adjust for removal of second argument to
9285 create_scalar_type. Use yylval.s instead of yylval.t when
9287 * gengtype-yacc.y: Type of SCALAR is string. Call
9288 create_scalar_type from type:SCALAR rule. Adjust for removal of
9289 second argument to create_scalar_type.
9291 * vec.h: Remove all #if IN_GENGTYPE blocks.
9292 Add comment saying that changes may require adjustments to gengtype.
9293 * gengtype.c: Don't include coretypes.h or tm.h.
9294 Add comment to inclusion of errors.h.
9295 (note_def_vec, note_def_vec_alloc): New functions.
9296 * gengtype.h: Declare new functions.
9297 * gengtype-lex.l: Don't include coretypes.h.
9298 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9300 (update_lineno): Remove unnecessary prototype.
9301 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9302 (VEC rule): Just return VEC_TOKEN.
9303 * gengtype-yacc.y (VEC_TOKEN): New token type.
9304 (type): Add a production for VEC(a,b).
9305 * Makefile.in: Update dependencies.
9307 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9308 typedefs that use the old PARAMS macro.
9310 * gengtype-lex.l: Remove all rules and states relating to yacc
9312 * gengtype-yacc.y: Similarly.
9313 * gengtype.c (note_yacc_type): Delete function.
9314 * gengtype.h: Update prototypes.
9316 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9318 * tree-pretty-print.c (dump_generic_node): Report precision of
9319 unnamed integer types.
9321 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9323 * ifcvt.c (noce_try_store_flag_constants): Don't check
9324 no_new_pseudos here.
9325 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9326 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9327 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9328 noce_try_sign_mask): Likewise.
9329 (if_convert): Check no_new_pseudos here.
9331 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9333 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9334 (noce_get_condition): Handle new then_else_reversed argument.
9335 (noce_init_if_info): Remove, fold into noce_find_if_block.
9336 (noce_process_if_block): Take a struct noce_if_info as the
9337 argument. Don't set up one based on ce_if_info. Update pointer
9338 references accordingly.
9339 (cond_move_process_if_block): Likewise.
9340 (process_if_block): Removed.
9341 (find_if_block): Removed. Move functionality two new functions,
9342 noce_find_if_block and cond_exec_find_if_block.
9343 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9344 blocks and the symmetric IF-ELSE-JOIN case.
9345 (cond_exec_find_if_block): Also new function mostly based on old
9346 find_if_block and process_if_block.
9347 (find_if_header): Replace find_if_block call with separately
9348 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9349 (find_cond_trap): Update noce_get_condition call.
9350 (dead_or_predicable): Likewise.
9352 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9354 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9356 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9357 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9358 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9359 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9360 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9361 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9362 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9363 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9364 __builtin_ia32_psrad128 builtins.
9366 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9368 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9369 * config/i386/constraints.md
9370 (define_constraint "I"): Use IN_RANGE macro.
9371 (define_constraint "J"): Ditto.
9372 (define_constraint "K"): Ditto.
9373 (define_constraint "M"): Ditto.
9374 (define_constraint "N"): Ditto.
9375 (define_constraint "O"): Ditto.
9376 * config/i386/predicates.md
9377 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9378 (define_predicate "const_0_to_3_operand"): Ditto.
9379 (define_predicate "const_0_to_7_operand"): Ditto.
9380 (define_predicate "const_0_to_15_operand"): Ditto.
9381 (define_predicate "const_0_to_63_operand"): Ditto.
9382 (define_predicate "const_0_to_255_operand"): Ditto.
9383 (define_predicate "const_1_to_31_operand"): Ditto.
9384 (define_predicate "const_2_to_3_operand"): Ditto.
9385 (define_predicate "const_4_to_7_operand"): Ditto.
9387 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9389 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9390 in SImode for save_world.
9391 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9394 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9396 PR tree-optimization/30784
9397 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9400 2007-03-25 Revital Eres <eres@il.ibm.com>
9402 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9403 Fold movement_possibility function into it.
9405 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9407 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9408 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9409 (call_indirect_nonlocal_darwin64): Same.
9410 (call_nonlocal_darwin64): Same.
9411 (call_value_indirect_nonlocal_darwin64): Same.
9412 (call_value_nonlocal_darwin64): Same.
9413 (sibcall_nonlocal_darwin64): Same.
9414 (sibcall_value_nonlocal_darwin64): Same.
9415 (sibcall_symbolic_64): Same.
9416 (sibcall_value_symbolic_64): Same.
9417 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9419 (rs6000_emit_load_toc_table): Same.
9420 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9421 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9427 (load_toc_v4_pic_si): Same
9428 (load_toc_v4_PIC_1): Same.
9429 (load_toc_v4_PIC_1b): Same.
9430 (call_indirect_aix{32,64}): Same.
9431 (call_value_indirect_aix{32,64}): Same.
9434 (call_local{32,64}): Same.
9435 (call_value_local{32,64}): Same.
9436 (call_indirect_nonlocal_aix{32,64}): Same.
9437 (call_nonlocal_aix{32,64}): Same.
9438 (call_value_indirect_nonlocal_aix{32,64}): Same.
9439 (call_value_nonlocal_aix{32,64}): Same.
9440 (call_indirect_nonlocal_sysv<mode>): Same.
9441 (call_nonlocal_sysv<mode>): Same.
9442 (call_value_indirect_nonlocal_sysv<mode>): Same.
9443 (call_value_nonlocal_sysv<mode>): Same.
9445 (sibcall_local{32,64}): Same.
9446 (sibcall_value_local{32,64}): Same.
9447 (sibcall_nonlocal_aix{32,64}): Same.
9448 (sibcall_value_nonlocal_aix{32,64}): Same.
9449 (sibcall_nonlocal_sysv<mode>): Same.
9450 (sibcall_value): Same.
9451 (sibcall_value_nonlocal_sysv<mode>): Same.
9453 2007-03-24 Paul Brook <paul@codesourcery.com>
9455 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9456 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9458 2007-03-24 Richard Henderson <rth@redhat.com>
9460 * config/ia64/constraints.md: New file.
9461 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9462 satisfies_constraint_?.
9463 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9464 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9465 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9466 ia64_output_mi_thunk): Likewise.
9467 (ia64_const_ok_for_letter_p): Remove.
9468 (ia64_const_double_ok_for_letter_p): Remove.
9469 (ia64_extra_constraint): Remove.
9470 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9471 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9472 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9473 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9474 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9475 EXTRA_MEMORY_CONSTRAINT): Remove.
9476 * config/ia64/ia64.md: Include constriants.md. Replace
9477 CONST_OK_FOR_? with satisfies_constraint_?.
9479 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9480 H.J. Lu <hongjiu.lu@intel.com>
9482 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9484 (name macros): Use DPD_BID_NAME to convert names properly.
9486 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9487 decimal floating point format.
9488 (init_floating_libfuncs): Change decimal functions so that they
9489 have a "bid_" prefix if the decimal system uses the BID format,
9490 and "dpd_" prefix if the decimal system uses the DPD format.
9491 (init_interclass_conv_libfuncs): Ditto.
9492 (init_intraclass_conv_libfuncs): Ditto.
9494 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9495 using the BID format.
9497 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9498 whether we are using the BID decimal format.
9499 * configure: Regenerate.
9501 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9502 the compiler has decimal floating point enabled. Define
9503 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9506 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9507 using the BID format.
9509 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9510 whether we are using the BID decimal format.
9511 * configure: Regenerate.
9513 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9514 the compiler has decimal floating point enabled. Define
9515 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9518 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9519 options, and that it is enabled for i386/x86_64 systems.
9521 * Makefile.in (enable_decimal_float): New.
9523 (DECNUMINC): Add -I$(DECNUMFMT).
9524 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9525 to $(DECNUMFMT) from $(DECNUM).
9527 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9528 Substitute enable_decimal_float.
9529 * configure: Regenerated.
9532 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9535 * configure.ac: Enable decimal float for x86_64-*-linux*.
9536 * configure: Regenerated.
9539 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9540 decimal128ClearSign to flip and clear the sign bit in decimal128.
9541 (decimal_real_maxval): Set decimal128SetSign to set the sign
9544 2007-03-23 Ian Lance Taylor <iant@google.com>
9546 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9548 2007-03-23 Ian Lance Taylor <iant@google.com>
9550 * tree-dump.c (dump_files): Correct comment.
9552 2007-03-23 Ian Lance Taylor <iant@google.com>
9554 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9556 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9558 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9559 in cfglayout mode. Don't go into and out of cfglayout mode.
9560 Link the blocks in the order of the constructed traces.
9561 (rest_of_handle_tracer): Adjust call to tracer.
9562 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9563 Don't go into cfglayout mode.
9564 (rtl_loop_done): Don't go out of cfglayout mode.
9565 * cfglayout.c (relink_block_chain): New function, split out from...
9566 (fixup_reorder_chain): ...here. Remove redundant checking.
9567 (cfg_layout_finalize): Don't clear the header, footer, and aux
9568 fields here, move the code to do so to relink_block_chain. Likewise
9569 for free_original_copy_tables.
9570 * rtl.h (tracer): Update prototype.
9571 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9572 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9573 mode. Use relink_block_chain to serialize the CFG according to the
9574 new basic block order. Move targetm.cannot_modify_jumps_p check from
9576 (gate_handle_reorder_blocks): ...to here.
9577 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9579 (gate_duplicate_computed_gotos): ...to here.
9580 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9581 something always changes when going into and out of cfglayout mode.
9582 Perform an expensive cfg cleanup while going into cfglayout mode.
9583 Always update liveness information on HAVE_conditional_execution
9584 targets. Reserialize the basic blocks and go out of cfglayout mode.
9585 * reg-stack.c: Include cfglayout.h.
9586 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9587 the call to reorder_basic_blocks.
9588 * basic-block.h (reorder_basic_blocks): Update prototype.
9589 (relink_block_chain): New prototype.
9590 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9592 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9594 * config/mips/mips.md (type, hazard, *movdi_32bit,
9595 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9596 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9597 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9598 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9599 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9601 (movcc): Change first xfer to multi.
9602 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9603 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9604 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9605 config/mips/generic.md: Change reservations using "xfer" to use
9607 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9608 using match_operand.
9609 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9610 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9612 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9614 2007-03-22 Richard Henderson <rth@redhat.com>
9616 * config/i386/i386.c: Remove unnecessary function declarations.
9617 Move targetm definition, and all related macros, to the end of
9618 the file. Resort some functions to put definitions before uses.
9619 (ix86_attribute_table): Make static. Move to end of file.
9620 (ix86_gimplify_va_arg): Make static.
9622 2007-03-22 Richard Henderson <rth@redhat.com>
9624 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9625 don't increase local_regparm with force_align_arg_pointer check.
9626 (ix86_function_sseregparm): Assert 32-bit.
9627 (type_has_variadic_args_p): New.
9628 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9629 type_has_variadic_args_p.
9630 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9631 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9632 use memset instead. Do maybe_vaarg check first; skip attribute
9633 tests if true; skip attribute tests for 64-bit.
9634 (construct_container): Remove TARGET_DEBUG_ARG.
9635 (function_arg_advance_32, function_arg_advance_64): Split out ...
9636 (function_arg_advance): ... from here.
9637 (function_arg_32, function_arg_64): Split out ...
9638 (function_arg): ... from here.
9639 (ix86_pass_by_reference): Tidy.
9640 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9641 (function_value_32): New, from parts of ix86_function_value
9642 and ix86_value_regno.
9643 (function_value_64): New, from parts of ix86_function_value
9644 and ix86_libcall_value.
9645 (ix86_function_value_1): New.
9646 (ix86_function_value, ix86_libcall_value): Use it.
9647 (return_in_memory_32, return_in_memory_64): Split out ...
9648 (ix86_return_in_memory): ... from here.
9649 (ix86_struct_value_rtx): Skip for 64-bit.
9650 (ix86_libcall_value, ix86_value_regno): Remove.
9651 (setup_incoming_varargs_64): Split out ...
9652 (ix86_setup_incoming_varargs): ... from here.
9653 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9654 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9655 * config/i386/i386-protos.h (ix86_function_value): Remove.
9656 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9658 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9661 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9662 infinities not supported, otherwise emit warning if -Woverflow. On
9663 underflow, emit warning if -Woverflow.
9664 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9666 * real.h (real_from_string): Update declaration
9668 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9669 Richard Henderson <rth@redhat.com>
9671 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9672 * calls.c (compute_argument_block_size, expand_call,
9673 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9674 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9675 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9676 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9677 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9678 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9679 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9680 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9683 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9685 * c-incpath.c (add_sysroot_to_chain): New.
9686 (merge_include_chains): Add sysroot argument. Call
9687 add_sysroot_to_chain if sysrooted.
9688 (register_include_chains): Update call to merge_include_chains.
9689 * doc/cppopts.texi: Document use of '=' in include directory
9692 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9694 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9695 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9696 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9697 insn pattern using X87MODEF12 mode macro.
9699 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9701 * regmove.c (regmove_optimize): Use reg_mentioned_p
9702 instead of reg_overlap_mentioned_p for DST.
9704 2007-03-21 Mike Stump <mrs@apple.com>
9706 * c.opt: Fixup for Objective-C/C++.
9708 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9710 * explow.c (convert_memory_address): Fold memory reference when
9711 POINTERS_EXTEND_UNSIGNED < 0
9713 2007-03-21 Richard Henderson <rth@redhat.com>
9716 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9717 * config/i386/mmintrin.h (__m64): Likewise.
9718 * config/i386/xmmintrin.h (__m128): Likewise.
9720 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9722 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9723 (VXWORKS_OS_CPP_BUILTINS): Define.
9724 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9725 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9727 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9729 * rtl.h (constant_pool_reference_p): Delete.
9730 (find_constant_src): Declare.
9731 * rtlanal.c (find_constant_src): New function.
9732 * simplify-rtx.c (constant_pool_reference_p): Delete.
9733 * config/i386/i386.md: Use find_constant_src instead of
9734 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9736 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9738 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9739 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9741 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9743 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9744 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9745 (arm_elf_asm_constructor): Use it.
9746 (arm_elf_asm_destructor): New function.
9748 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9750 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9752 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9754 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9756 2007-03-19 Andrew Haley <aph@redhat.com>
9758 PR tree-optimization/31264
9759 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9762 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9764 PR rtl-optimization/30907
9765 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9766 (fwprop_init): Always call loop_optimizer_initialize.
9767 (fwprop_done): Always call loop_optimizer_finalize.
9768 (fwprop): We always have loop info now.
9769 (gate_fwprop_addr): Remove.
9770 (pass_fwprop_addr): Use gate_fwprop as gate.
9772 PR rtl-optimization/30841
9773 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9774 df_chain_alloc): Call df_reorganize_refs unconditionally.
9775 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9776 refs_organized to refs_organized_size.
9777 (df_ref_create_structure): Use refs_organized_size instead of
9778 bitmap_size if refs had been organized, and keep refs_organized_size
9780 * df.h (struct df_ref_info): Change refs_organized to
9781 refs_organized_size.
9782 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9785 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9787 * except.c (output_function_exception_table): Do not reference the
9788 EH personality routine for functions that do not require an
9791 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9794 * c-typeck.c (convert_for_assignment): Call comptypes for
9795 RECORD_TYPE or UNION_TYPE.
9798 * reload1.c (reload): Do invalid ASM checking after
9799 cleanup_subreg_operands.
9801 2007-03-19 Jeff Law <law@redhat.com>
9803 * tree-cfg.c (find_taken_edge): Tighten conditions for
9804 optimizing computed gotos.
9806 2007-03-19 Michael Matz <matz@suse.de>
9808 * builtins.c (expand_builtin_sync_operation,
9809 expand_builtin_compare_and_swap,
9810 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9813 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9814 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9817 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9819 * doc/tm.texi: Add brackets around the return type of
9820 TARGET_SECONDARY_RELOAD.
9822 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9823 Richard Guenther <rguenther@suse.de>
9825 PR tree-optimization/31254
9826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9827 Use handled_component_p () where appropriate. Continue
9828 propagating into the rhs if we propagated into an INDIRECT_REF
9831 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9833 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9834 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9835 (xde, xdee): Mode attributes adjusted to support DFP modes.
9836 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9837 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9838 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9839 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9840 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9841 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9842 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9844 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9845 "movsf"): Insn definitions removed.
9846 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9847 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9848 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9850 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9851 "reload_in<mode>", "reload_out<mode>"): Expander added.
9852 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9855 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9857 * config/s390/s390.md: Only non-functional changes. Renamed
9858 FPR mode macro to BFP all over the file.
9860 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9862 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9863 (op_type attribute): RRF instruction type added.
9864 (fT0): New mode attribute.
9865 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9866 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9867 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9868 instruction no secondary memory is needed when moving DFmode values
9869 between GPRs and FPRs.
9871 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9873 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9874 inverted and documentation adjusted.
9875 ("mhard-dfp", "msoft-dfp"): New options.
9876 * config/s390/s390.c (s390_handle_arch_option): New architecture
9878 (override_options): Sanity checks for the new options added.
9879 * config.gcc: New architecture switch: z9-ec.
9880 * config/s390/s390.h (processor_flags): PF_DFP added.
9881 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9882 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9883 when the bit is NOT set so remove it from the defaults.
9885 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9887 * genemit.c (main): Print include statement for dfp.h.
9888 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9891 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9893 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9895 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9898 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9901 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9903 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9904 attr_length_call, output_call, output_indirect_call): Cleanup
9905 formatting of targetm calls.
9907 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9909 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9911 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9913 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9914 reservation, bypass and anti-bypass descriptions for these
9915 instructions. Update move patterns.
9916 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9919 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9921 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9922 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9923 (get_initial_def_for_reduction): Likewise.
9925 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9927 Fix PR tree-optimization/29922
9928 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9929 (get_representative): Removed.
9930 (value_dies_in_block_x): Update for rvuse removal.
9931 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9932 (compute_antic_aux): Handle when PHI nodes appear in
9933 non-single-successors.
9934 (dump_bitmap_of_names): Removed.
9935 (compute_antic_safe): Renamed and removed rvuse calculation.
9936 Calculate only antic safe.
9937 (insert_into_preds_of_block): Remove assert.
9938 (execute_pre): Update for renamed functions.
9939 (defer_or_phi_translate_block): New function.
9941 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9943 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9944 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9946 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9947 Follow spelling conventions.
9949 * tree-data-ref.h: Remove the prototype for analyze_array.
9951 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9953 PR tree-optimization/31041
9954 * tree-vect-transform.c (get_initial_def_for_induction): Call
9955 force_gimple_operand.
9957 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9959 * ipa-type-escape.c (look_for_casts) : Revert code to use
9960 handled_component_p due to ada test a-numaux.adb.
9962 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9964 * final.c (final_scan_insn): Alter the condition of a
9965 conditional trap if we have nonstandard CC.
9967 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9969 * configure.ac: Remove excess quoting from asm line 0 test.
9970 * configure: Rebuilt.
9972 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9974 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9975 * c-common.c (convert_and_check): Move warning logic to...
9976 (warnings_for_convert_and_check): ...here. Define.
9977 * c-common.h (warnings_for_convert_and_check): Declare.
9979 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9981 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9982 (output_call): Likewise.
9984 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9986 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9988 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9990 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9992 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9994 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9995 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9997 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9999 PR tree-optimization/31183
10000 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10001 Use double_int instead of unsigned int for representing access_strides.
10002 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10004 2007-03-16 Richard Guenther <rguenther@suse.de>
10006 PR tree-optimization/31146
10007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10008 to allow recursion of forward_propagate_addr_expr.
10009 (forward_propagate_addr_into_variable_array_index): Likewise.
10010 (forward_propagate_addr_expr): Likewise.
10011 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10012 (forward_propagate_addr_expr_1): Recurse on simple copies
10013 instead of propagating into them. Do so for useless conversions
10015 (forward_propagate_addr_expr): Clean up unused statements after
10018 2007-03-16 Richard Guenther <rguenther@suse.de>
10020 * builtins.c (expand_builtin_cexpi): Use the right argument
10021 for the expansion via cexp.
10023 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10025 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10026 * configure: Rebuilt.
10028 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10031 * dwarf2out.c (force_type_die): Adjust comment.
10032 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10034 2007-03-15 DJ Delorie <dj@redhat.com>
10036 * config/frv/predicates.md (minmax_operator): Don't check operands
10039 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10041 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10042 Update constant estimates of number of iterations.
10043 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10044 argument renamed to "realistic".
10045 (compute_estimated_nb_iterations): Removed.
10046 (record_niter_bound): New function.
10047 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10048 call record_nonwrapping_iv with upper = false.
10049 (infer_loop_bounds_from_signedness): Pass upper argument to
10050 record_nonwrapping_iv.
10051 (estimate_numbers_of_iterations_loop): Do not call
10052 compute_estimated_nb_iterations. Record estimate based on profile
10053 information. Initialize the constant estimates of number of
10055 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10057 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10058 number of iterations is too small.
10059 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10060 (EST_NOT_AVAILABLE): Removed.
10061 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10062 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10065 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10067 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10068 Handle NE_EXPR guards.
10070 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10073 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10074 Set also -pedantic-errors by default for the preprocessor unless
10075 -fpermissive is given.
10077 2007-03-15 Richard Guenther <rguenther@suse.de>
10079 PR middle-end/29719
10080 PR middle-end/31161
10081 * builtins.c (expand_builtin_cexpi): As a fallback if we
10082 don't have builtins for sincos or cexp create a function
10083 declaration for cexp and expand to a call to that.
10084 (expand_builtin_int_roundingfn): Always fall
10085 back to floor/ceil and its variants even if they may be
10088 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10090 PR middle-end/31159
10091 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10092 jump tables, move the call to delete_dead_jumptables from here...
10093 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10094 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10095 don't allow merging of blocks that try_redirect_by_replacing_jump
10096 also does not handle when not optimizing.
10098 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10099 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10101 * config/i386/i386.md (x86_sahf_1): Correctly handle
10104 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10107 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10108 x86_64_general_operand as operand[2] predicate. Remove "iF"
10109 from operand constraints and use "e" constraint instead.
10110 (*subti3_1, *subti3_1 splitter): Ditto.
10111 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10112 operand[1] predicate.
10114 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10116 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10117 arrays, multiply the access strides by the size of the sub-array.
10118 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10120 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10122 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10123 the configured assembler supports the sahf mnemonic.
10124 * configure: Regenerate.
10125 * config.in: Regenerate.
10127 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10128 emit "sahf" or ".byte\t0x9e" as asm template.
10130 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10133 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10134 option to replace hard coded TARGET_xxx in md file.
10135 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10136 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10137 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10138 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10139 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10140 (X86_TUNE_NOT_VECTORMODE): Ditto.
10141 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10142 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10143 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10144 (TUNE_SLOW_IMUL_IMM8): Ditto.
10145 (TUNE_MOVE_M1_VIA_OR): Ditto.
10146 (TUNE_NOT_UNPAIRABLE): Ditto.
10147 (TUNE_NOT_VECTORMODE): Ditto.
10149 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10152 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10153 tuning options instead of hard coded TARGET_xxx.
10154 (fix ssemode peephole2's): Ditto.
10155 (imul peephole2's): Ditto.
10157 (movdi_or_rex64): Ditto.
10158 (move peephole2): Ditto.
10159 (not peephole2's): Ditto.
10161 2007-03-14 Dirk Mueller <dmueller@suse.de>
10163 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10164 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10165 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10167 * c-parser.c (c_parser_do_statement): Warn about empty body in
10168 do/while statement.
10169 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10170 * doc/invoke.texi (-Wempty-body): Update documentation.
10172 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10175 * c-common.h (warn_for_div_by_zero): Declare.
10176 * c-common.c (warn_for_div_by_zero): Define.
10177 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10180 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10182 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10183 to PREFIX and STANDARD_PREFIX.
10185 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10186 Phil Edwards <phil@codesourcery.com>
10188 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10189 (__gthread_once_t): Remove busy field for RTPs.
10190 (__GTHREAD_ONCE_INIT): Update accordingly.
10192 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10194 * doc/invoke.texi: Document VxWorks options.
10196 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10198 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10200 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10202 PR tree-optimization/30590
10203 * tree-nrv.c (tree_nrv): Check for the partial update of the
10206 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10208 * flags.h (flag_random_seed): Remove declaration, in favor of...
10209 * toplev.h (get_random_seed, set_random_seed): ... these.
10210 * tree.c (get_file_function_name): Use the former.
10211 * opts.c (common_handle_option): Use the latter.
10214 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10216 PR middle-end/31127
10217 * cse.c (cse_find_path): Do not bail out if a basic block that
10218 we already visited now becomes part of a path that starts at a
10219 different basic block. Just disallow this, to make sure we
10220 visit each basic block at most once.
10222 2007-03-13 Jan Hubicka <jh@suse.cz>
10224 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10225 attributes, when profile esitmate is present, calls with very low
10226 frequency are cold.
10228 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10230 PR tree-optimization/30730
10231 PR tree-optimization/26900
10232 * tree-ssa-loop-niter.c: Include gmp.h.
10233 (bounds): New type.
10234 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10235 split_to_var_and_offset, determine_value_range,
10236 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10237 bound_difference, bounds_add, bounds_negate,
10238 number_of_iterations_ne_max, dump_affine_iv): New functions.
10239 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10240 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10241 difference of initial and final value of control iv to validate
10243 (number_of_iterations_cond): Add loop parameter. Determine bounds
10244 on the difference of the extremes of the control iv. Add dumps.
10245 (expand_simple_operations): Handle phi nodes.
10246 (simplify_using_initial_conditions): Do not record used conditions.
10247 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10248 Do not set additional_info.
10249 (implies_nonnegative_p, implies_ge_p): Removed.
10250 (derive_constant_upper_bound): Do not use parameter `additional'.
10251 (record_estimate): Parameter `additional' removed. Parameter
10252 `i_bound' added. Do not call derive_constant_upper_bound.
10253 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10254 bound the number of iterations estimate.
10255 (estimate_numbers_of_iterations_loop): Pass the estimate from
10256 the number of iterations analysis to record_estimate.
10257 * tree.h (multiple_of_p): Declare.
10258 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10259 (scev_const_prop): Do not check expression_expensive_p.
10260 * fold-const.c (multiple_of_p): Exported.
10261 * double-int.c (double_int_mask): Exported.
10262 * double-int.h (double_int_mask): Declare.
10263 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10264 field. Added max field.
10266 2007-03-13 David Taylor <taylor@candd.org>
10269 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10272 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10275 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10276 two unamed patterns.
10278 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10280 * config/i386/i386.opt (mcx16, msahf): New options.
10281 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10282 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10284 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10285 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10286 Output -mcx16 and -msahf options when corresponding bit is set.
10288 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10289 and -msahf options.
10291 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10293 * configure.ac: Test for assembler tolerance to # 0 "".
10294 * configure, config.in: Rebuilt.
10295 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10297 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10299 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10301 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10302 (handle_syscall): Handle direct system calls.
10303 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10305 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10307 * doc/invoke.texi: Fix cpp.info cross-reference.
10308 * doc/passes.texi: Fix gcc.info cross-reference.
10310 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10312 PR tree-optimization/30835
10313 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10314 bb_for_stmt is not NULL before accessing it.
10316 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10318 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10321 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10324 * doc/install.texi: Document --enable-stage1-languages
10326 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10328 * tree-pass.h (pass_into_cfg_layout_mode,
10329 pass_outof_cfg_layout_mode): Declare.
10330 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10331 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10332 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10333 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10335 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10337 * c-decl.c (warn_variable_length_array): New function.
10338 Refactored from grokdeclarator to handle warn_vla
10339 and handle unnamed array case.
10340 (grokdeclarator): Refactored VLA warning case.
10341 * c.opt (Wvla): New flag.
10342 * doc/invoke.texi (Wvla): New warning.
10344 2007-03-12 Richard Henderson <rth@redhat.com>
10346 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10347 (TARGET_SECTION_TYPE_FLAGS): New.
10349 2007-03-12 Richard Henderson <rth@redhat.com>
10351 * config/darwin.c (machopic_reloc_rw_mask): New.
10352 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10353 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10355 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10357 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10358 * cppdefault.h (cpp_PREFIX): Document.
10359 (cpp_PREFIX_len): Likewise.
10360 (cpp_EXEC_PREFIX): New variable.
10361 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10362 * c-incpath.c (add_standard_paths): Correct logic for relocating
10363 paths within prefix.
10365 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10368 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10370 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10371 fix_truncdfdi_sse using SSEMODEF mode macro.
10372 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10373 fix_truncdfsi_sse using SSEMODEF mode macro.
10374 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10375 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10377 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10379 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10380 elfos.h to tm_file.
10382 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10384 * tree.h : Add multiple_of_p declaration.
10385 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10386 * ipa-type-escape.c (results_of_malloc): Redundant.
10387 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10388 (cast_type): Extended with new members.
10389 (check_cast): Returns cast_type.
10390 (cast): New structure for data of walk_use_def_chains.
10391 (is_malloc_result, is_cast_from_non_pointer_1,
10392 is_cast_from_non_pointer,
10393 is_array_access_through_pointer_and_index): New functions.
10394 (look_for_casts): Returns cast types.
10395 (check_call): Returns void.
10396 (okay_pointer_operation): Use support of pointer plus index,
10397 pointer plus constant and allow all multiplications.
10399 2007-03-11 Richard Guenther <rguenther@suse.de>
10401 PR tree-optimization/31115
10402 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10403 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10404 A shift count of zero is not special as with *_DIV_EXPR.
10405 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10408 2007-03-11 Ian Lance Taylor <iant@google.com>
10410 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10411 the *_DIV_EXPR codes correctly with overflow infinities.
10413 2007-03-11 Ira Rosen <irar@il.ibm.com>
10415 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10416 indicate success/failure of the analysis. Add negation to subtrahend
10417 in case of subtraction. Fail if both operands contain constants.
10418 (create_data_ref): Fail if analyze_offset fails.
10420 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10422 * config/i386/i386.md (frndintxf2): Rename to ...
10423 (rintxf2): ... this. Remove expander having same name.
10424 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10425 (roundsf2, rounddf2): Ditto.
10426 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10427 (lround<mode>di2, lround<mode>si2): Ditto.
10429 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10431 * lower-subreg.c: Include except.h.
10432 (decompose_multiword_subregs): Verify that the only control flow
10433 insns we can split are loads to multi-words pseudos.
10434 Handle breaking such blocks after splitting, instead of calling
10435 find_many_sub_basic_blocks.
10437 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10438 on the new basic block. Add a lengthy comment explaining why we
10439 thought this was necessary.
10440 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10442 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10445 * tree.c (walk_type_fields): Recurse into the element type of
10446 ARRAY_TYPEs if there is a pointer set.
10448 2007-03-10 Dirk Mueller <dmueller@suse.de>
10450 * c-common.c (warn_logical_operator): Fix condition.
10452 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10454 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10456 * config/darwin.c (machopic_select_section): Remove superfluous
10457 argument in call to categorize_decl_for_section. Remove unused
10460 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10462 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10464 * configure: Regenerate.
10466 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10469 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10470 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10471 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10472 Add LABEL_NUSES to emitted label.
10473 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10474 branch probability value to emitted jump insn.
10475 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10476 Do not check life information and do not re-arrange input operands
10477 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10479 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10481 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10482 the change of decode_asm_operands.
10484 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10486 * mode-switching.c (create_pre_exit): Skip blockage insn.
10488 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10490 * tree-pass.h (TODO_update_smt_usage): Remove.
10492 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10496 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10498 * pa.c (attr_length_call): Revise condition for long
10499 pc-relative branch.
10500 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10501 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10502 sequence on SOM target.
10504 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10506 * gcc.c: Document %{, in big comment at top.
10507 (input_suffix_matches): Remove special handling for .s and
10509 (input_spec_matches): New.
10510 (handle_braces): Handle %{,.
10511 (validate_switches): ',' indicates a value which is not a switch.
10512 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10513 to detect assembler input.
10514 * config/i386/sol2.h (CPP_SPEC): Likewise.
10515 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10516 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10517 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10518 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10519 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10520 -m64 causes deployment target to default to 10.5.
10521 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10523 2007-03-09 Richard Henderson <rth@redhat.com>
10526 * target.h (targetm.asm.out.reloc_rw_mask): New.
10527 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10528 (TARGET_ASM_OUT): Use it.
10529 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10530 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10531 use the new reloc_rw_mask target hook instead.
10532 (default_section_type_flags_1): Merge into...
10533 (default_section_type_flags): ... here.
10534 (decl_readonly_section_1): Merge into...
10535 (decl_readonly_section): ... here.
10536 (default_elf_select_section_1): Merge into...
10537 (default_elf_select_section): ... here.
10538 (default_unique_section_1): Merge into...
10539 (default_unique_section): ... here.
10540 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10541 (default_select_rtx_section): Use it.
10542 (default_elf_select_rtx_section): Likewise.
10543 * output.h: Update to match.
10544 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10545 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10546 (TARGET_ASM_RELOC_RW_MASK): New.
10547 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10548 to categorize_decl_for_section.
10549 (x86_64_elf_unique_section): Likewise.
10550 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10551 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10552 (TARGET_ASM_RELOC_RW_MASK): New.
10553 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10554 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10555 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10556 (TARGET_RWRELOC): Remove.
10557 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10558 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10559 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10560 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10561 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10562 (rs6000_xcoff_select_section): Use decl_readonly_section.
10563 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10564 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10565 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10566 (TARGET_SECTION_TYPE_FLAGS): Remove.
10567 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10569 2007-03-09 Roger Sayle <roger@eyesopen.com>
10571 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10572 complex constant equality/inequality comparisons for here.
10573 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10574 known at compile-time or can be simplified to a scalar comparison.
10575 (fold_relational_const): Move compile-time evaluation of complex
10576 constant equality/inequality comparisons to here.
10578 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10580 PR rtl-optimization/30643
10581 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10583 (fold_rtx): Recurse, like before 2006-11-03.
10585 2007-03-09 DJ Delorie <dj@redhat.com>
10587 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10590 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10592 PR tree-optimization/30375
10593 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10594 LHS of statements is not the same.
10595 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10597 2007-03-09 Chao-ying Fu <fu@mips.com>
10599 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10601 * doc/invoke.texi (-mdspr2): Document new option.
10602 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10603 New unspec for DSP REV 2.
10604 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10605 these instructions are extended in DSP REV 2.
10606 (mips-dspr2.md): Include.
10607 * config/mips/mips.opt (mdspr2): New option.
10608 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10609 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10610 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10611 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10612 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10613 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10614 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10616 (bdesc_map): Add one field of unsupported_target_flags.
10617 (bdesc_arrays): Update entries to have extra fields. Add
10619 (mips_init_builtins): Initialize new function types.
10620 Check unsupported_target_fileds to filter out builtins.
10621 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10623 (ASM_SPEC): Pass mdspr2 to the assembler.
10624 * config/mips/mips-dspr2.md: New file.
10626 2007-03-09 Sa Liu <saliu@de.ibm.com>
10628 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10630 2007-03-09 Ian Lance Taylor <iant@google.com>
10632 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10633 argument) like -Wstrict-overflow=2.
10634 * doc/invoke.texi (Warning Options): Update documentation.
10636 2007-03-09 Dirk Mueller <dmueller@suse.de>
10639 * doc/invoke.texi (-Wlogical-op): Document.
10640 * common.opt (-Wlogical-op): New.
10641 * c-common.h (warn_logical_operator): Declare.
10642 * c-common.c (warn_logical_operator): Define.
10643 * c-typeck.c (parser_build_binary_op): Call
10644 warn_logical_operator.
10646 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10648 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10649 * final.c (final_scan_insn): Test for non-"" file name.
10651 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10653 * doc/loop.texi: Document the Omega linear constraints solver.
10654 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10655 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10656 omega-hash-table-size, omega-max-keys, and
10657 omega-eliminate-redundant-constraints.
10658 * tree-pass.h (pass_check_data_deps): Declared.
10661 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10662 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10663 pass_check_data_deps): New.
10664 * tree-data-ref.c (init_data_ref): Remove declaration.
10665 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10666 (analyze_array): Renamed init_array_ref, move up initializations.
10667 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10668 Removed arguments that are set to NULL.
10669 (analyze_indirect_ref): Correct indentation, correct call to
10671 (object_analysis): Call init_array_ref instead of analyze_array.
10672 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10673 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10674 of DR_ACCESS_FNS_ADDR.
10675 (init_omega_eq_with_af, omega_extract_distance_vectors,
10676 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10677 ddr_consistent_p): New.
10678 (compute_affine_dependence): Check consistency of ddrs when
10679 flag_check_data_deps is passed.
10680 (analyze_all_data_dependences): Uncomment.
10681 (tree_check_data_deps): New.
10682 * tree-data-ref.h: Include omega.h.
10683 (DR_ACCESS_FNS_ADDR): Removed.
10684 (data_dependence_relation): Add inner_loop.
10685 (DDR_INNER_LOOP): New.
10686 * common.opt (fcheck-data-deps): New.
10687 * tree-flow.h (tree_check_data_deps): Declare.
10688 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10689 (OBJS-common): Depend on omega.o.
10691 * passes.c (pass_check_data_deps): Scheduled.
10692 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10693 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10694 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10695 PARAM_VECT_MAX_VERSION_CHECKS,
10696 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10698 2007-03-09 Richard Guenther <rguenther@suse.de>
10700 PR tree-optimization/30904
10701 PR middle-end/31058
10702 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10703 the same way as *_DIV_EXPR.
10705 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10707 * recog.c (decode_asm_operands): No mixed declarations and code.
10709 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10711 * rtl.def (ASM_INPUT): Add location.
10712 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10713 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10714 (decode_asm_operands): Add loc operand.
10715 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10716 * stmt.c (expand_asm): Rename to...
10717 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10718 gen_rtx_ASM_INPUT_loc.
10719 (expand_asm_expr): Adjust.
10720 * recog.c (decode_asm_operands): Add loc operand.
10721 (check_asm_operands, extract_insn): Adjust.
10722 * reload1.c (maybe_fix_stack_asms): Likewise.
10723 * final.c (asm_insn_count): Likewise.
10724 (final_scan_insn): Output # line before and after asm.
10726 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10728 * tree-ssa-structalias.c (variable_info): Remove
10730 (new_var_info): Ditto.
10731 (shared_bitmap_info_t): New structure.
10732 (shared_bitmap_table): New variable.
10733 (shared_bitmap_hash): New function.
10734 (shared_bitmap_eq): Ditto
10735 (shared_bitmap_lookup): Ditto.
10736 (shared_bitmap_add): Ditto.
10737 (merge_smts_into): Change to take bitmap directly.
10738 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10739 (init_alias_vars): Init shared bitmap hashtable.
10740 (delete_points_to_sets): Delete shared bitmap hashtable.
10741 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10742 is_aliased removal as a change that was still necessary was
10745 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10747 * config/i386/i386.h (override_options): Conditionally disable
10748 x86_sahf for 64bit targets only.
10750 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10753 * c-decl.c (merge_decls): Don't call make_var_volatile.
10754 * varasm.c (make_var_volatile): Remove.
10755 * output.h (make_var_volatile): Remove.
10757 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10759 PR tree-optimization/31085
10760 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10762 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10764 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10765 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10766 ATTR_CONST_NOTHROW_LIST.
10768 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10771 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10773 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10775 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10778 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10780 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10781 passed, use shared libgcc.
10783 2007-03-08 Roger Sayle <roger@eyesopen.com>
10785 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10786 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10787 (honor_protect_cleanup_actions, lower_try_finally_switch):
10789 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10790 ifc_temp_var): Likewise.
10791 * tree-inline.c (setup_one_parameter): Likewise.
10792 * tree-mudflap.c (mf_decl_cache_locals,
10793 mf_build_check_statement_for): Likewise.
10794 * tree-nested.c (init_tmp_var, save_tmp_var,
10795 finalize_nesting_tree_1): Likewise.
10796 * tree-outof-ssa.c (insert_copy_on_edge,
10797 insert_backedge_copies): Likewise.
10798 * tree-profile.c (tree_gen_edge_profiler,
10799 tree_gen_ic_profiler): Likewise.
10800 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10801 * tree-sra.c (sra_build_assignment): Likewise.
10802 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10803 * tree-ssa-math-opts.c (insert_reciprocals,
10804 execute_cse_sincos_1): Likewise.
10805 * tree-tailcall.c (adjust_accumulator_values,
10806 adjust_return_value): Likewise.
10807 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10808 * tree-vect-transform.c (vect_create_data_ref_ptr,
10809 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10810 vect_create_epilog_for_reduction, vectorizable_reduction,
10811 vectorizable_call, vectorizable_conversion,
10812 vectorizable_assignment, vectorizable_operation,
10813 vectorizable_type_demotion, vect_gen_widened_results_half,
10814 vect_permute_store_chain, vectorizable_store,
10815 vect_setup_realignment, vect_permute_load_chain,
10816 vectorizable_load, vectorizable_condition,
10817 vect_create_cond_for_align_checks): Likewise.
10818 * tree-vrp.c (build_assert_expr_for): Likewise.
10820 2007-03-08 Ian Lance Taylor <iant@google.com>
10822 * tree-vrp.c: Include "intl.h".
10823 (usable_range_p): New static function.
10824 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10825 overflowed values, juts set *strict_overflow_p.
10826 (compare_values): Only return -2 if one of the operands is not a
10828 (compare_ranges): Call usable_range_p.
10829 (compare_range_with_value): Likewise.
10830 (vrp_evaluate_conditional_warnv): Rename from
10831 vrp_evaluate_conditional. Make static. Change all callers.
10832 (vrp_evaluate_conditional): New function.
10833 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10834 on signed overflow.
10835 (simplify_abs_using_ranges): Likewise.
10836 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10837 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10838 within_stmt parameter.
10839 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10840 vrp_evaluate_conditional.
10841 * tree-ssa-threadedge.c
10842 (record_temporary_equivalences_from_stmts_at_dest): Change
10843 simplify parameter to take a second tree parameter.
10844 (simplify_control_stmt_condition): Likewise.
10845 (thread_across_edge): Likewise.
10846 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10847 (thread_across_edge): Likewise.
10848 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10850 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10852 * config/i386/i386.h (TARGET_SAHF): New define.
10853 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10854 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10855 (x86_sahf): New global variable.
10856 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10857 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10858 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10859 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10861 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10862 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10863 when expanding fcomi/sahf based tests.
10864 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10865 expanding sahf based alternative. Emit sahf based sequence when
10866 optimizing for code size.
10867 * config/i386/i386.md (x86_sahf_1): Do not disable for
10868 TARGET_64BIT, enable for TARGET_SAHF.
10870 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10872 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10873 spurious whitespace from error message.
10875 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10878 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10880 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10882 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10884 * tree-sra.c (instantiate_element): Propagate disabled warnings
10885 from the element itself to the created variable.
10887 2007-03-07 Richard Henderson <rth@redhat.com>
10890 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10891 silently fix up the stack in the case of a missing register.
10893 2007-03-07 Paul Brook <paul@codesourcery.com>
10895 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10897 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10899 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10901 (phase1_vrs): Use them.
10902 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10903 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10904 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10905 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10906 __gnu_Unwind_Restore_WMMXC if required.
10907 (_Unwind_VRS_Pop): Implement iWMMXt support.
10908 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10909 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10910 gnu_Unwind_Save_WMMXC): Define.
10912 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10914 * config/vxworks.h (vxworks_override_options): Declare.
10915 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10916 * config/vxworks.c: Include target.h and toplev.h.
10917 (vxworks_override_options): New function.
10918 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10920 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10922 * config/s390/s390.c (override_options): Don't emit an error when
10923 -mstack-size is used without providing -mstack-guard.
10924 (s390_emit_prologue): Choose stack_guard value automatically if not
10925 provided via command line.
10926 * doc/invoke.texi: Adjust description of -mstack-guard and
10929 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10931 * config/i386/i386.c (output_set_got): Add a GOT initialization
10932 sequence for VxWorks PIC.
10933 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10934 around labels as well as symbols. Use gotoff_operand instead
10935 of local_symbolic_operand.
10936 (legitimize_pic_address): Use gotoff_operand instead of
10937 local_symbolic_operand. Use @GOT accesses for labels as
10939 (ix86_output_addr_diff_elt): Use PC-relative rather than
10940 GP-relative offsets for VxWorks PIC.
10941 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10942 no_new_pseudos. Check whether the returned register is op0.
10943 * config/i386/i386.md (tablejump): Use PC-relative rather than
10944 GP-relative offsets for VxWorks PIC.
10945 * config/i386/predicates.md (gotoff_operand): New predicate.
10947 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10949 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10951 * config/vxworks-dummy.h: New file.
10952 * config/i386/i386.h: Include it.
10954 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10956 * dwarf2out.c (is_inlined_entry_point): New
10957 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10958 DW_AT_ranges if the first subblock is the entry point.
10960 2007-03-06 David Daney <ddaney@avtrex.com>
10962 * doc/install.texi (mips-*-*): Change recommended binutils
10965 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10967 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10968 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10970 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10971 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10973 2007-03-06 Jan Hubicka <jh@suse.cz>
10975 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10976 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
10978 (probably_cold_bb_p): Cold functions are cold.
10979 (probably_never_executed_bb_p): Cold functions are cold.
10980 (tree_bb_level_predictions): Predict calls to cold functions as not
10982 (compute_function_frequency): Check hot/cold attributes.
10983 * function.h (function_frequency): Update comments.
10984 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10985 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10986 (c_common_att): Add cold and hot.
10988 * doc/extend.texi (hot,cold attributes): Document.
10990 2007-03-06 Andrew Haley <aph@redhat.com>
10992 * function.c (expand_function_end): Move blockage to just after we
10993 emit the label for the naked return from the function.
10995 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10997 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11000 2007-03-06 Jan Hubicka <jh@suse.cz>
11002 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11003 loaded for constant large models. Non-large 64bit PIC can do.
11004 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11005 * cmodel.h: Add LARGE PIC.
11006 * i386.md (UNSPEC_PLTOFF): New.
11007 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11009 (*call_1_rex64): Disable for large models.
11010 (*call_1_rex64_large): New.
11011 (*call_value_1_rex64): Disable for large models.
11012 (*call_value_1_rex64_large): New.
11013 (set_rip_rex4): New.
11014 (set_got_offset_rex64): New.
11015 * predicates.md (constant_call_address_operand): For large model
11016 constant calls are not possible.
11017 * i386-protos.h (construct_plt_address): Declare.
11018 * i386.c (override_options): Accept large models.
11019 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11020 (legitimate_constant_p): Add new UNSPECs.
11021 (legitimate_pic_operand_p): Likewise.
11022 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11023 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11025 (output_pic_addr_const): Add PLTOFF.
11026 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11027 (ix86_expand_move): Legitimize pic address when in PIC mode.
11028 (construct_plt_address): New function.
11029 (ix86_expand_call): Offload the address to register and use GOT
11030 pointer for large model.
11031 * invoke.texi (mcmodel=large): Update documentation.
11033 2007-03-06 Richard Henderson <rth@redhat.com>
11035 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11036 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11037 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11038 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11039 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11040 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11041 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11042 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11043 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11044 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11045 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11046 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11047 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11048 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11049 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11050 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11051 x86_schedule, x86_use_bt, x86_pad_returns,
11052 x86_use_xchgb): Merge into ...
11053 (ix86_tune_features): ... here. New array.
11054 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11055 x86_bswap): Merge into ...
11056 (ix86_arch_features): ... here. New array.
11057 (x86_3dnow_a): Remove.
11058 (x86_accumulate_outgoing_args): Make static.
11059 (x86_arch_always_fancy_math_387): Make static.
11060 (ix86_tune_mask, ix86_arch_mask): Move ...
11061 (override_options): ... to local variables here. Apply the
11062 appropriate mask to each element of ix86_arch_features and
11063 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11064 as were done in the old macros.
11065 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11066 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11067 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11068 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11069 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11070 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11071 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11072 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11073 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11074 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11075 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11076 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11077 x86_accumulate_outgoing_args, x86_prologue_using_move,
11078 x86_epilogue_using_move, x86_decompose_lea,
11079 x86_arch_always_fancy_math_387, x86_shift1,
11080 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11081 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11082 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11083 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11084 x86_use_incdec, x86_pad_returns, x86_bswap,
11085 x86_partial_flag_reg_stall): Remove.
11086 (enum ix86_tune_indices): New.
11087 (ix86_tune_features): New.
11088 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11089 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11090 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11091 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11092 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11093 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11094 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11095 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11096 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11097 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11098 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11099 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11100 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11101 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11102 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11103 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11104 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11105 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11106 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11107 TARGET_EXT_80387_CONSTANTS): Use it.
11108 (enum ix86_arch_indices): New.
11109 (ix86_arch_features): New.
11110 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11111 TARGET_BSWAP): Use it.
11112 (ix86_tune_mask, ix86_arch_mask): Remove.
11114 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11117 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11118 Define using $${sysroot_headers_suffix}.
11119 * configure: Regenerate.
11120 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11121 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11123 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11124 * gcc.c (print_sysroot_headers_suffix): New.
11125 (option_map): Include --print-sysroot-headers-suffix.
11126 (display_help): Mention -print-sysroot-headers-suffix.
11127 (process_command): Handle -print-sysroot-headers-suffix.
11128 (do_spec_1): Append multilib directory to include-fixed path if
11129 sysroot suffixes in use.
11130 (main): Handle -print-sysroot-headers-suffix.
11131 * Makefile.in (start.encap): Don't depend on xlimits.h
11132 (xlimits.h): Remove.
11133 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11134 limits.h for each multilib in fixinc_list.
11135 (fixinc_list, s-fixinc_list): New.
11136 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11137 generate them for each multilib in fixinc_list.
11138 (stmp-fixproto): Use include-fixed. Run fixproto for each
11139 multilib in fixinc_list.
11140 (mostlyclean): Don't remove xlimits.h.
11141 (clean): Remove include-fixed.
11142 (real-install-headers-tar, real-install-headers-cpio,
11143 real-install-headers-cp): Don't copy include, only include-fixed.
11144 (install-mkheaders): Depend on fixinc_list. Don't depend on
11145 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11146 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11147 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11149 2007-03-06 Jan Hubicka <jh@suse.cz>
11151 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11154 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11156 * configure.ac: Allow tm_file to contain build-directory files.
11157 * configure: Regenerate.
11158 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11159 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11160 * config/m68k/print-sysroot-suffix.sh: New file.
11162 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11164 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11165 of pic_offset_table_rtx if reload_completed.
11166 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11167 PIC_OFFSET_TABLE_REGNUM.
11168 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11170 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11171 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11173 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11175 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11176 functions that call eh_return.
11178 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11180 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11181 functions that need a constant pool.
11183 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11186 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11187 (m68k_preferred_reload_class): Likewise.
11188 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11189 (SECONDARY_RELOAD_CLASS): Define.
11190 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11191 (LIMIT_RELOAD_CLASS): Delete.
11192 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11193 registers from storing bytes.
11194 (m68k_secondary_reload_class): New function.
11195 (m68k_preferred_reload_class): Likewise.
11197 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11199 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11201 (m68k_expand_prologue): Likewise.
11203 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11205 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11206 (mips_expand_epilogue): Add a bool parameter.
11207 (m68k_legitimize_sibcall_address): Declare.
11208 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11209 (m68k_expand_epilogue): Add a parameter to select between sibling
11210 and normal epilogues. Only generate a return for the latter.
11211 (m68k_ok_for_sibcall_p): New function.
11212 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11213 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11214 (sibcall_value, *sibcall_value): Likewise.
11215 (*call, *call_value): Require !SIBLING_CALL_P.
11216 (epilogue): Update call to m68k_expand_epilogue.
11217 (sibcall_epilogue): New pattern.
11218 * config/m68k/predicates.md (const_call_operand): Say that this
11219 predicate applies to sibling calls too.
11220 (sibcall_operand): New predicate.
11222 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11224 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11225 alternatives as movsi_cf.
11226 (movsf_cf_hard): Add commentary.
11228 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11229 Richard Sandiford <richard@codesourcery.com>
11231 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11232 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11233 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11234 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11235 as being live on exit from an interrupt function.
11236 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11237 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11238 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11239 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11240 (m68k_interrupt_function_p): Globalize.
11241 (m68k_compute_frame_layout): Remove reverse mask code.
11242 (m68k_emit_movem, m68k_set_frame_related): New functions.
11243 (m68k_output_function_prologue): Delete in favor of...
11244 (m68k_expand_prologue): ...this new function.
11245 (m68k_output_function_epilogue): Delete in favor of...
11246 (m68k_expand_epilogue): ...this new function.
11247 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11249 (print_operand): Handle %?.
11250 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11251 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11252 (prologue, epilogue): New patterns.
11253 (return): Turn into a define_expand.
11254 (*return): New pattern, derived from old "return" pattern. Use rte
11255 rather than rts for interrupt functions. Only use rtd if the pop
11257 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11258 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11259 (link, *link, unlink, *unlink, load_got): Likewise.
11261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11265 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11266 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11267 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11268 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11269 and m68k_matches_u_p.
11270 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11271 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11272 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11273 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11274 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11275 (REG_STRICT_P): New macro.
11276 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11277 PCREL_GENERAL_OPERAND_OK.
11278 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11279 m68k_legitimate_base_reg_p.
11280 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11281 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11282 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11283 * config/m68k/m68k.c (m68k_address): New structure.
11284 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11285 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11286 (m68k_jump_table_ref_p, m68k_decompose_address)
11287 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11288 (m68k_matches_u_p): New functions.
11289 (print_operand_address): Rewrite to use m68k_decompose_index.
11291 2007-03-05 David Taylor <dtaylor@emc.com>
11293 * gcc.c: Correct copyright date in --version output.
11295 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11297 * pa.md: In unamed move patterns, disparge copies between general
11298 and floating point registers using '?' modifier. Don't include 'f'
11299 constraint for register preferences in DImode, SImode, HImode and
11300 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11301 Remove constraints for copies between general and floating registers
11302 in soft-float DFmode pattern.
11303 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11307 2007-03-05 Mike Stump <mrs@apple.com>
11309 * c-common.c (targetcm): Add.
11310 * c-opts.c (c_common_handle_option): Handle language specific
11312 * opts.c (handle_option): Verify language for target options, if
11314 * opth-gen.awk: Add CL_LANG_ALL.
11315 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11316 (TARGETCM_INITIALIZER): Add.
11317 * target.h (struct gcc_targetcm): Add.
11319 * targhooks.c (default_handle_c_option): Add.
11320 * targhooks.h (default_handle_c_option): Add.
11321 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11323 * config/darwin.opt (iframework): Add.
11324 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11325 * config/darwin-c.c (handle_c_option): Add.
11326 (TARGET_HANDLE_C_OPTION): Add.
11328 * doc/invoke.texi (Darwin Options): Add -iframework.
11330 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11332 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11335 2007-03-05 Ian Lance Taylor <iant@google.com>
11337 * c.opt (fgnu89-inline): New option.
11338 * c-opts.c (c_common_post_options): Set default value for
11340 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11341 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11343 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11344 (grokdeclarator, start_function): Likewise.
11345 * c-cppbuiltin.c (c_cpp_builtins): Define either
11346 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11347 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11348 (C Dialect Options): Document -fgnu89-inline.
11349 * doc/extend.texi (Function Attributes): Explain what the
11350 gnu_inline attribute does.
11351 * doc/cpp.texi (Common Predefined Macros): Document
11352 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11354 2007-03-05 Ian Lance Taylor <iant@google.com>
11356 PR tree-optimization/31034
11357 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11358 half-range if the other side is an overflow infinity.
11360 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11362 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11363 (bfin*-linux-uclibc*): New configuration.
11364 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11366 * config/bfin/linux.h: New file.
11367 * config/bfin/libgcc-bfin.ver: New file.
11368 * config/bfin/t-bfin-uclinux: New file.
11369 * config/bfin/t-bfin-linux: New file.
11370 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11371 (TARGET_OS_CPP_BUILTINS): New macro.
11373 2007-03-05 Richard Guenther <rguenther@suse.de>
11375 * fold-const.c (fold_binary): Remove duplicate folding
11376 of comparison of non-null ADDR_EXPR against null.
11378 2007-03-05 Richard Guenther <rguenther@suse.de>
11379 Dorit Nuzman <dorit@il.ibm.com>
11381 PR tree-optimization/26420
11382 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11383 are no loops in the function. Only print the number of
11384 vectorized loops if it is greater than zero or we are supposed
11385 to print information about unvectorized loops.
11387 2007-03-05 Revital Eres <eres@il.ibm.com>
11389 * gcc.dg/var-expand1.c: New test.
11390 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11391 when an accumulator is expanded.
11393 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11396 * c-common.c (convert_and_check): Don't give warnings for
11397 conversion if 'expr' already overflowed.
11399 2007-03-04 Roger Sayle <roger@eyesopen.com>
11401 PR middle-end/30744
11402 * fold-const.c (fold_comparison): Enforce type consistency when
11403 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11405 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11407 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11408 containing a cast to the base of TARGET_MEM_REF.
11410 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11412 * tree.c (tree_contains_struct_check_failed): Remove spurious
11413 whitespace from error message.
11415 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11418 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11419 instead of precision.
11421 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11422 Nathan Sidwell <nathan@codesourcery.com>
11424 * emit-rtl.c (find_auto_inc): New.
11425 (try_split): recreate REG_INC notes,
11426 Use regular for loops rather than whiles.
11428 2007-03-03 Andreas Schwab <schwab@suse.de>
11430 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11431 * configure: Regenerate.
11433 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11435 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11436 flag_rounding_math, not flag_unsafe_math_optimizations.
11438 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11440 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11441 alpha_fold_vector_minmax): Likewise.
11442 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11443 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11445 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11447 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11448 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11449 if the lhs has side-effects.
11450 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11452 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11454 * config/i386/i386.h (TUNEMASK): Remove define.
11455 (ARCHMASK): Remove define.
11456 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11457 Use ix86_arch_mask variable instead of ARCHMASK.
11458 * config/i386/i386.c (override_options): Ditto.
11459 (standard_80387_constant_p): Ditto.
11461 2007-03-02 Ian Lance Taylor <iant@google.com>
11463 Used signed infinities in VRP.
11464 * tree-vrp.c (uses_overflow_infinity): New static function.
11465 (supports_overflow_infinity): New static function.
11466 (make_overflow_infinity): New static function.
11467 (negative_overflow_infinity): New static function.
11468 (positive_overflow_infinity): New static function.
11469 (is_negative_overflow_infinity): New static function.
11470 (is_positive_overflow_infinity): New static function.
11471 (is_overflow_infinity): New static function.
11472 (overflow_infinity_range_p): New static function.
11473 (compare_values_warnv): New function split out of compare_values.
11474 (compare_value): Call it.
11475 (set_value_range_to_nonnegative): Add overflow_infinity
11476 parameter. Change caller.
11477 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11479 (vrp_expr_computes_nonzero): Likewise.
11480 (compare_ranges, compare_range_with_value): Likewise.
11481 (compare_name_with_value, compare_names): Likewise.
11482 (vrp_evaluate_conditional): Likewise.
11483 (set_value_range): Handle infinity
11484 (vrp_operand_equal_p, operand_less_p): Likewise.
11485 (extract_range_from_assert): Likewise.
11486 (vrp_int_const_binop): Likewise.
11487 (extract_range_from_binary_expr): Likewise.
11488 (extract_range_from_unary_expr): Likewise.
11489 (extract_range_from_comparison): Likewise.
11490 (extract_range_from_expr): Likewise.
11491 (dump_value_range): Likewise.
11492 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11493 (test_for_singularity): Likewise.
11494 (vrp_int_const_binop): Remove inline qualifier.
11495 (adjust_range_with_scev): Add comment.
11496 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11498 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11500 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11501 (get_constraint_for): Likewise.
11502 (do_structure_copy): Likewise.
11503 (find_func_aliases): Fix references to MODIFY_EXPR.
11504 (intra_create_variable_infos): Tidy.
11505 * tree-ssa-operands.c (add_virtual_operand): Add argument
11507 When adding members of alias sets, if IS_CALL_SITE is true and
11508 the symbol is not call-clobbered, skip it.
11509 Adjust all callers.
11511 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11513 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11514 entry by means of emit_insn_at_entry.
11516 2007-03-02 Richard Henderson <rth@redhat.com>
11518 * expr.h (promoted_input_arg): Remove decl.
11519 * function.c (promoted_input_arg): Merge into ...
11520 * combine.c (setup_incoming_promotions): ... only caller.
11521 Rearrange to avoid double loop.
11523 2007-03-02 Ben Elliston <bje@au.ibm.com>
11524 Peter Bergner <bergner@vnet.ibm.com>
11525 Janis Johnson <janis187@us.ibm.com>
11527 * config/rs6000/dfp.md: New file.
11528 * config/rs6000/rs6000.md: Include dfp.md.
11529 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11530 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11531 and TDmode decimal float modes in FP registers.
11532 (num_insns_constant): Likewise.
11533 (rs6000_legitimate_offset_address_p): Likewise.
11534 (rs6000_legitimize_address): Likewise.
11535 (rs6000_legitimize_reload_address): Likewise.
11536 (rs6000_legitimate_address): Likewise.
11537 (rs6000_emit_move): Likewise.
11538 (function_arg_boundary): Likewise.
11539 (function_arg_advance): Likewise.
11540 (rs6000_darwin64_record_arg_recurse): Likewise.
11541 (function_arg): Likewise.
11542 (rs6000_gimplify_va_arg): Likewise.
11543 (rs6000_split_multireg_move): Likewise.
11544 (rs6000_output_function_epilogue): Likewise.
11545 (rs6000_output_function_epilogue): Likewise.
11546 (rs6000_register_move_cost): Likewise.
11547 (rs6000_function_value): Likewise.
11548 (rs6000_libcall_value): Likewise.
11550 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11552 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11554 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11556 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11557 Use $MULTIDIR to choose between the kernel and RTP headers,
11558 and use $WIND_BASE and $WIND_USR to locate them.
11560 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11562 * config/i386/i386.c (override_options): Put initialization of
11563 ix86_tune_mask and ix86_arch_mask to the correct place.
11565 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11566 Michael Meissner <michael.meissner@amd.com>
11569 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11570 (ARCHMASK): Define.
11571 (TARGET_CMOVE): Use ARCHMASK.
11572 (TARGET_CMPXCHG): Ditto.
11573 (TARGET_CMPXCHG8B): Ditto.
11574 (TARGET_XADD): Ditto.
11575 (TARGET_BSWAP): Ditto.
11576 * config/i386/i386.c (ix86_tune_mask): New global variable.
11577 (ix86_arch_mask): Ditto.
11578 (override_options): Initialize ix86_tune_mask and
11579 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11582 2007-03-02 Ben Elliston <bje@au.ibm.com>
11585 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11587 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11589 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11590 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11591 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11592 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11594 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11595 rs6000_init_dwarf_reg_sizes_extra): New.
11596 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11597 SPE register high parts.
11599 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11601 * Makefile.in: Add install-pdf target as
11602 copied from automake v1.10 rules.
11603 * configure.ac: Add install-pdf to target list.
11604 * configure: Regenerate.
11606 2007-03-01 Paul Brook <paul@codesourcery.com>
11608 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11609 modes to LDRD for DImode.
11610 (output_move_double): Fixup out of range ldrd/strd.
11611 (vfp_secondary_reload_class): Rename...
11612 (coproc_secondary_reload_class): ... to this. Add wb argument.
11613 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11614 coproc_secondary_reload_class for CLASS_IWMMXT.
11615 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11616 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11618 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11620 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11621 unroll factor by the estimated number of iterations.
11622 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11623 than prefetch latency.
11625 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11626 decode_caches_intel, detect_caches_intel): New functions.
11627 (host_detect_local_cpu): Use detect_caches_amd and
11628 detect_caches_intel.
11630 2007-03-01 Richard Henderson <rth@redhat.com>
11632 * expr.c (emit_move_complex_push): Export.
11633 (emit_move_complex_parts): Split out from ...
11634 (emit_move_complex): ... here.
11635 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11636 * config/i386/i386.md (movcdi): New.
11638 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11640 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11641 size of mode1 to check for tieable modes in MMX case.
11643 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11645 * Makefile.in (rtlanal.o): Depend on tree.h.
11646 * rtl.h (offset_within_section_p, split_const): Declare.
11647 * rtlanal.c: Include tree.h.
11648 (offset_within_block_p): New function, taken from
11649 mips_offset_within_object_p.
11650 (split_const): New function, taken from mips_split_const.
11651 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11653 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11654 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11655 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11656 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11657 (m68k_illegitimate_symbolic_constant_p): New function.
11658 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11659 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11660 symbolic constant that might be outside the symbol's section,
11661 move the symbol first and then add the offset.
11662 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11664 * config/mips/mips.c (mips_split_const): Delete.
11665 (mips_offset_within_object_p): Delete.
11666 (mips_symbolic_constant_p): Use offset_within_section_p and
11667 split_const instead of mips_offset_within_object_p and
11669 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11670 (mips_legitimize_const_move, print_operand_reloc)
11671 (mips_dangerous_for_la25_p): Use split_const instead of
11674 2007-02-28 Eric Christopher <echristo@apple.com>
11676 * Makefile.in (install-include-dir): Don't rm -rf include.
11678 2007-02-28 Richard Guenther <rguenther@suse.de>
11680 PR middle-end/30364
11681 * fold-const.c (fold_binary): Do not associate expressions
11682 with more than one variable for integer types that do not wrap.
11684 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11686 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11687 Delete, and replace with...
11688 (fold_builtin_call_array): This. Update callers to use it.
11689 * fold-const.c (fold_build_call_list): Delete, and replace with...
11690 (fold_build_call_array): This.
11691 (fold_build_call_list_initializer): Delete, and replace with...
11692 (fold_build_call_array_initializer): This.
11693 * tree.h: Update declarations to reflect above changes.
11695 * c-typeck.c (build_function_call): Store converted arguments
11696 in a stack-allocated array instead of building a list.
11697 (convert_arguments): Store arguments in the array passed in as an
11698 argument, and return the actual number of arguments.
11699 * c-format.c: (check_function_format): Pass arguments in an
11700 array instead of a list.
11701 * c-common.c (check_function_nonnull): Likewise.
11702 (check_function_sentinel): Likewise.
11703 (check_function_arguments): Likewise.
11704 * c-common.h: Update declarations to reflect above changes.
11706 2007-02-28 Jan Hubicka <jh@suse.cz>
11708 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11709 PRED_NEGATIVE_RETURN): Update outcomes.
11711 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11713 * calls.c (emit_library_call_value_1): Handle partial registers
11714 correctly when building up CALL_INSN_FUNCTION_USAGE.
11716 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11718 * pa/predicates.md (move_src_operand): Allow zero for mode.
11719 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11722 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11725 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11726 *movv2df_internal): Enable pattern only for valid operand
11728 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11729 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11731 2007-02-27 Mike Stump <mrs@apple.com>
11733 * config/darwin-crt3.c: Avoid compilation when compiling for a
11736 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11738 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11740 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11741 for fixed headers and limits.h.
11742 (install-include-dir, install-headers-tar, install-headers-cpio,
11743 install-headers-cp, real-install-headers-tar,
11744 real-install-headers-cpio, real-install-headers-cp): Handle
11745 include-fixed as well as include.
11746 (install-mkheaders): Don't install files that go only in include
11748 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11749 from GCC_INCLUDE_DIR.
11750 * gcc.c (process_command): Remove special -BstageN/ handling.
11751 (do_spec_1): Add include-fixed directories.
11753 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11755 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11757 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11759 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11762 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11764 * c-common.c (get_priority): Add check for
11765 SUPPORTS_INIT_PRIORITY.
11767 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11769 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11771 * config/bfin/bfin.c: Include "cfglayout.h".
11772 (MAX_LSETUP_DISTANCE): New macro.
11773 (struct loop_info): New members incoming, incoming_src and
11774 incoming_dest. Delete member predecessor.
11775 (length_for_loop): New function.
11776 (bfin_optimize_loop): Handle more different loop structures.
11777 (bfin_discover_loop): Rework detection of predecessor blocks by
11778 examining incoming edges.
11779 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11781 (bfin_reorder_loops): New function.
11782 (bfin_reorg_loops): Use these three new functions.
11784 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11785 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11786 (CONSTRAINT_LEN): Add entry for 'q'.
11787 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11788 Add 'q' constraints.
11789 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11790 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11792 * config/bfin/bfin.md (add_with_carry): New pattern.
11793 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11794 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11795 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11796 support unsigned multiplies too. Removed incorrect commutativity from
11797 operand 1 constraint where appropriate.
11798 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11800 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11801 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11803 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11804 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11805 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11806 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11807 usmulhisi_hh_huh): New patterns.
11809 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11810 lshifthi3): Fix output template to use half reg for operand 2.
11812 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11815 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11817 2007-02-27 Andreas Schwab <schwab@suse.de>
11819 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11821 2007-02-27 Jan Hubicka <jh@suse.cz>
11823 * predict.c (last_basic_block_p): Remove.
11824 (tree_estimate_probability): Update return heuristic for commonized
11827 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11829 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11831 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11833 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11834 * doc/cpp.texi: Standardize title page.
11835 * doc/cppinternals.texi: Likewise.
11836 * doc/gcc.texi: Standardize title page, remove version number
11837 from copyright page.
11838 * doc/gccint.texi: Likewise.
11839 * doc/install.texi: Standardize title page, add table of
11842 2007-02-26 Jan Hubicka <jh@suse.cz>
11844 * predict.def: Set outcomes according to more recent results.
11845 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11846 Remove dead predictors.
11847 * predict.c (return_prediction): Fix pasto.
11849 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11851 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11852 change; avoid a memory leak when returning early.
11854 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11856 * c-decl.c (static_ctors): Move to c-common.c.
11857 (static_dtors): Likewise.
11858 (finish_function): Use c_record_cdtor_fn.
11859 (build_cdtor): Move to c-common.c.
11860 (c_write_global_declarations): Use c_build_cdtor_fns.
11861 * c-common.h (static_ctors): Declare.
11862 (static_dtors): Likewise.
11863 (c_record_cdtor_fn): Likewise.
11864 (c_build_cdtor_fns): Likewise.
11865 * c-common.c (static_ctors): New variable.
11866 (static_dtors): Likewise.
11867 (c_record_cdtor_fn): New function.
11868 (build_cdtor): Move from c-decl.c
11869 (c_build_cdtor_fns): New function.
11871 * output.h (assemble_addr_to_section): Declare.
11872 (get_cdtor_priority_section): Likewise.
11873 * varasm.c (assemble_addr_to_section): New function.
11874 (get_cdtor_priority_section): Likewise.
11875 (default_named_section_asm_out_destructor): Use them.
11876 (destor_dtor_section_asm_out_destructor): Likewise.
11877 (default_named_section_asm_out_constructor): Likewise.
11878 (default_ctor_section_asm_out_constructor): Likewise.
11879 * config.gcc (*-*-vxworks*): Include vxworks.o.
11880 * config/t-vxworks (vxworks.o): New target.
11881 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11882 (TARGET_ASM_CONSTRUCTOR): Define.
11883 (TARGET_ASM_DESTRUCTOR): Likewise.
11884 (vxworks_asm_out_constructor): Declare.
11885 (vxworks_asm_out_destructor): Likewise.
11887 * c-common.c (get_priority): Check that we have not just an
11888 INTEGER_CST, but an integer constant with integeral type.
11890 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11892 PR tree-optimization/30938
11893 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11894 use &dt[nargs-1] instead of &dt[nargs] in the call to
11895 vect_is_simple_use().
11897 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11899 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11900 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11901 Do not attempt to handle MEM inside auto-inc expressions.
11902 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11903 of a register modified by an auto-inc expression. However, do handle
11904 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11905 (elimination_effects): Prohibit elimination of a register modified
11906 by an auto-inc expression. Disable register elimination rules whose
11907 target register is modified by an auto-inc expression with variable
11910 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11912 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11914 (array_at_struct_end_p): New function.
11915 (idx_infer_loop_bounds): Use it.
11916 (estimate_numbers_of_iterations_loop): Export.
11917 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11918 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11919 (tree_estimate_probability): Call record_loop_exits.
11920 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11921 (estimated_loop_iterations, estimated_loop_iterations_int,
11922 estimated_loop_iterations_tree): New functions.
11923 (analyze_siv_subscript_cst_affine,
11924 compute_overlap_steps_for_affine_1_2,
11925 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11926 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11927 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11928 (PRED_LOOP_ITERATIONS_GUESSED): New.
11929 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11930 * cfgloop.h (estimate_numbers_of_iterations_loop,
11931 estimated_loop_iterations_int): Declare.
11933 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11935 * doc/extend.texi: Document optional priority argument to
11936 constructors and destructors.
11937 * tree.c (init_priority_for_decl): Adjust GTY markers.
11938 (init_ttree): Use priority-info hash functions for
11939 init_priority_for_decl.
11940 (tree_map_eq): Rename to ...
11941 (tree_map_base_eq): ... this.
11942 (tree_map_marked_p): Rename to ...
11943 (tree_map_base_marked_p): ... this.
11944 (tree_map_base_hash): New function.
11945 (decl_init_priority_lookup): Rework.
11946 (decl_fini_priority_lookup): New function.
11947 (decl_priority_info): New function.
11948 (decl_init_priority_insert): Use it.
11949 (decl_fini_priority_insert): Likewise.
11950 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11952 (decl_restrict_base_insert): Likewise.
11953 (decl_debug_expr_insert): Likewise.
11954 (decl_value_expr_lookup): Likewise.
11955 (decl_value_expr_insert): Likewise.
11956 * tree.h (priority_type): New type.
11957 (decl_init_priority_lookup): Use priority_type.
11958 (decl_fini_priority_lookup): New function.
11959 (decl_init_priority_insert): Use priority_type.
11960 (decl_fini_priority_insert): New function.
11961 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11962 (DECL_INIT_PRIORITY): Likewise.
11963 (SET_DECL_INIT_PRIORITY): Add comment.
11964 (DECL_FINI_PRIORITY): New macro.
11965 (SET_DECL_FINI_PRIORITY): Likewise.
11966 (DEFAULT_INIT_PRIORITY): Document.
11967 (MAX_INIT_PRIORITY): Likewise.
11968 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11969 (tree_map_base): New type.
11970 (tree_map_base_eq): New function.
11971 (tree_map_base_hash): Likewise.
11972 (tree_map_base_marked_p): Likewise.
11973 (tree_map): Inherit from tree_map_base.
11974 (tree_map_eq): Make it a macro.
11975 (tree_map_marked_p): Likewise.
11976 (tree_int_map): Inherit from tree_map_base.
11977 (tree_int_map_eq): Make it a macro.
11978 (tree_int_map_hash): Likewise.
11979 (tree_int_map_marked_p): Likewise.
11980 (tree_priority_map): New type.
11981 (tree_priority_map_eq): New macro.
11982 (tree_priority_map_hash): Likewise.
11983 (tree_priority_map_marked_p): Likewise.
11984 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11986 (emutls_common_1): Likewise.
11987 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11988 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11989 of tree_map hierarchy.
11990 * tree-cfg.c (move_stmt_r): Likewise.
11991 (new_label_mapper): Likewise.
11992 * c-tree.h (c_expand_body): Move to ...
11993 * c-common.h (c_expand_body): ... here.
11994 * c-decl.c (c_expand_body): Move to ...
11995 * c-common.c (c_expand_body): ... here.
11996 (c_common_attribute_table): Allow 1 argument for the constructor
11997 and destructor attributes.
11998 (get_priority): New function.
11999 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12000 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12002 2007-02-24 Jan Hubicka <jh@suse.cz>
12004 PR middle-end/30509
12005 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12006 copying for inlining.
12008 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12009 Jan Hubicka <jh@suse.cz>
12012 * i386.c (counter_mode): New function.
12013 (expand_set_or_movmem_via_loop): Use it.
12014 (expand_movmem_epilogue): Likewise; fix pasto.
12015 (ix86_expand_movmem): Do emit guard even for constant counts.
12016 (ix86_expand_setmem): Likewise.
12018 2007-02-25 Nick Clifton <nickc@redhat.com>
12020 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12021 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12023 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12026 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12027 count argument with 0x10, not with 0x16.
12028 (expand_setmem_epilogue): Ditto.
12030 2007-02-24 Mike Stump <mrs@apple.com>
12032 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12035 2007-02-24 Richard Guenther <rguenther@suse.de>
12037 PR middle-end/30951
12038 * fold-const.c (fold_binary): Fold x +- CST op x for
12039 EQ_EXPR and NE_EXPR.
12041 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12043 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12045 2007-02-24 Jan Hubicka <jh@suse.cz>
12047 * cgraphunit.c (decide_is_function_needed): Honor
12048 -fkeep-inline-functions.
12050 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12052 * builtins.c (fold_builtin_modf): New.
12053 (fold_builtin_2): Use it.
12055 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12057 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12058 (determine_max_iter): Take additional LOOP arg; all callers changed.
12059 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12060 one using simplifications.
12061 (simplify_using_initial_values): Return if the expression becomes
12062 invalid due to altered regs.
12064 2007-02-23 DJ Delorie <dj@redhat.com>
12066 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12068 2007-02-23 Mike Stump <mrs@apple.com>
12070 * tlink.c (scan_linker_output): Parse linker messages from
12071 darwin9's linker better.
12073 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12076 * varpool.c (varpool_assemble_pending_decls): Set
12077 varpool_last_needed_node to null.
12079 2007-02-23 DJ Delorie <dj@redhat.com>
12081 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12082 alignment bigger than the object file can handle.
12084 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12087 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12088 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12089 (*movsf_1): Penalize MMX moves.
12091 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12093 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12094 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12096 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12098 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12100 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12101 (fold_builtin_1): Use them.
12102 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12103 BUILT_IN_SIGNIFICAND.
12105 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12107 * config/i386/i386.c (bdesc_1arg): Initialize
12108 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12109 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12110 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12111 and IX86_BUILTIN_MOVSLDUP.
12113 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12115 PR rtl-optimization/30841
12116 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12118 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12120 * builtins.c (fold_builtin_frexp): New.
12121 (fold_builtin_2): Use it.
12123 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12125 * doc/invoke.texi (Spec Files): Document getenv spec function.
12127 * gcc.c (getenv_spec_function): New function.
12128 (static_spec_functions): Add it.
12129 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12130 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12133 2007-02-22 Michael Matz <matz@suse.de
12136 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12137 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12139 2007-02-22 Ian Lance Taylor <iant@google.com>
12142 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12143 (mem_loc_descriptor): Call it.
12145 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12146 Ira Rosen <irar@il.ibm.com>
12148 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12150 2007-02-22 Ira Rosen <irar@il.ibm.com>
12152 PR tree-optimization/30843
12153 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12154 stores only after all the group is vectorized.
12156 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12158 PR tree-optimization/30858
12159 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12160 in the reduction cycle have a single use in the loop.
12161 * tree-vectorizer.h (relevant): Add documentation.
12163 2007-02-20 Mike Stump <mrs@apple.com>
12165 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12166 * configure: Regenerate.
12168 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12170 Change the defaults of some parameters and options.
12171 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12172 * config/spu/spu.c (spu_optimization_options): Add.
12173 (spu_override_options): Change params in spu_optimization_options.
12174 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12176 Register 127 is only 16 byte aligned when used as a frame pointer.
12177 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12178 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12179 HARD_FRAME_POINTER_REGNUM.
12180 (spu_legitimate_address): Use regno_aligned_for_reload.
12181 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12182 aligned when frame_pointer_needed is true.
12183 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12185 * config/spu/spu.h (INIT_EXPANDERS): Define.
12187 Make sure shift and rotate instructions have valid immediate operands.
12188 * config/spu/predicates.md (spu_shift_operand): Remove.
12189 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12190 * config/spu/constraints.md (W, O): Extend range.
12191 * config/spu/spu.md (umask, nmask): Define.
12192 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12193 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12194 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12195 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12196 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12197 (lshr<mode>3_reg): Fix rtl description.
12199 Make sure mulhisi immediate operands are valid.
12200 * config/spu/predicates.md (imm_K_operand): Add.
12201 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12203 Generate constants using fsmbi and andi.
12204 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12205 (print_operand, spu_split_immediate, classify_immediate,
12206 fsmbi_const_p): Handle IC_FSMBI2.
12208 Correctly handle a CONST_VECTOR containing symbols.
12209 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12210 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12211 (immediate_load_p): Allow symbols that use 2 instructions to create.
12212 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12213 with symbols when flag_pic is set.
12214 (const_vector_immediate_p): New.
12215 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12216 accept a CONST_VECTOR with symbols.
12217 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12218 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12220 * config/spu/spu.md (high, low): Delete.
12221 (low_<mode>): Define.
12223 Remove INTRmode and INTR_REGNUM, which didn't work.
12224 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12226 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12227 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12228 peephole2 pattern): Don't use INTR or 131.
12229 (movintrcc): Delete.
12230 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12231 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12232 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12233 (UNSPEC_SET_INTR): Add.
12234 * config/spu/spu-modes.def (INTR): Remove.
12236 More accurate warnings about run-time relocations.
12237 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12239 Correctly warn about immediate arguments to specific intrinsics.
12240 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12241 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12242 the instruction predicate.
12244 Fix tree check errors with latest update.
12245 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12247 (spu_expand_builtin): Use CALL_EXPR_FN.
12249 Add missing specific intrinsics.
12250 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12252 * config/spu/spu_internals.h: Ditto.
12254 Fix incorrect operand modifiers.
12255 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12256 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12258 Optimize one case of zero_extend of a vec_select.
12259 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12261 Accept any immediate for hbr.
12262 * config/spu/spu.md (hbr): Change s constraints to i.
12264 2007-02-21 Paul Brook <paul@codesourcery.com>
12266 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12267 condexec_count when skipping USE and CLOBBER.
12269 2007-02-21 Nick Clifton <nickc@redhat.com>
12271 * common.opt (Warray-bounds): Add Warning attribute.
12272 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12274 (fsized-zeroes): Add Optimization attribute.
12275 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12276 * c.opt (Wc++0x-compat): Add Warning attribute.
12278 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12280 PR middle-end/30761
12281 * reload1.c (eliminate_regs_in_insn): In the single_set special
12282 case, attempt to re-recognize the insn before falling back to
12283 having reload fix it up.
12285 2007-02-20 Eric Christopher <echristo@gmail.com>
12287 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12288 Rewrite accordingly.
12289 (frv_read_iacc_argument): Ditto.
12290 (frv_expand_set_builtin): Take a call instead of arglist, update for
12292 (frv_expand_unop_builtin): Ditto.
12293 (frv_expand_binop_builtin): Ditto.
12294 (frv_expand_cut_builtin): Ditto.
12295 (frv_expand_binopimm_builtin): Ditto.
12296 (frv_expand_voidbinop_builtin): Ditto.
12297 (frv_expand_int_void2arg): Ditto.
12298 (frv_expand_prefetches): Ditto.
12299 (frv_expand_voidtriop_builtin): Ditto.
12300 (frv_expand_voidaccop_builtin): Ditto.
12301 (frv_expand_load_builtin): Ditto.
12302 (frv_expand_store_builtin): Ditto.
12303 (frv_expand_mdpackh_builtin): Ditto.
12304 (frv_expand_mclracc_builtin): Ditto.
12305 (frv_expand_mrdacc_builtin): Ditto.
12306 (frv_expand_mwtacc_builtin): Ditto.
12307 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12310 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12312 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12313 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12315 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12316 point instructions.
12317 * configure: Regenerate.
12318 * config.in: Regenerate.
12319 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12320 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12321 masks to power6 and power6x and to POWERPC_MASKS.
12322 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12324 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12325 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12326 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12327 Access PROTOTYPE as variable, not mask.
12329 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12331 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12332 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12333 * combine.c (adjust_for_new_dest): Use it.
12334 * postreload.c (reload_combine): Likewise.
12336 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12338 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12339 notes on an insn with multiple sets, even if single_set returns
12340 non-NULL for that insn.
12342 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12344 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12345 scalbn and scalbln.
12347 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12349 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12350 if user didn't pass it.
12351 * config/i386/darwin.h (CC1_SPEC): Likewise.
12352 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12353 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12354 -mmacosx-version-min.
12356 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12357 Uros Bizjak <ubizjak@gmail.com>
12359 * optabs.h (enum optab_index): Add new OTI_scalb.
12360 (scalb_optab): Define corresponding macro.
12361 * optabs.c (init_optabs): Initialize scalb_optab.
12362 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12364 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12365 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12366 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12367 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12368 flag_unsafe_math_optimizations is set.
12370 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12371 to implement scalbf, scalb and scalbl built-ins as inline x87
12374 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12375 DJ Delorie <dj@redhat.com>
12378 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12379 (diagnostic_report_diagnostic): ... here, and turn them into real
12380 errors. If warnings are inhibited, no need to do anything.
12382 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12384 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12385 better code generation.
12387 2007-02-20 Ben Elliston <bje@au.ibm.com>
12389 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12391 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12393 * config/alpha/alpha.c, config/alpha/alpha.md,
12394 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12395 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12396 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12397 config/arm/lib1funcs.asm: Follow spelling conventions.
12399 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12400 config/fr30/fr30.md, config/i386/i386.h,
12401 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12402 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12403 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12404 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12405 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12406 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12407 config/sparc/sparc.c, config/sparc/sparc.h,
12408 config/sparc/sparc.md, config/spu/constraints.md,
12409 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12412 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12415 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12418 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12420 * doc/invoke.texi (-ftree-lrs): Remove.
12422 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12424 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12427 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12429 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12430 new CALL_EXPR_FN macro for retrieving the function
12431 declaration of the input expression.
12433 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12435 * c.opt (Waddress): New.
12436 * common.opt (Walways-true): Delete.
12437 (Wstring-literal-comparison): Delete.
12438 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12439 -Wstring-literal-comparison. Add -Waddress.
12441 (Walways-true): Delete.
12442 (Wstring-literal-comparison): Delete.
12443 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12444 consistently instead of -Walways-true in example.
12445 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12446 * c-typeck.c (parser_build_binary_op): Replace
12447 -Wstring-literal-comparison and -Walways-true with -Waddress.
12448 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12451 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12453 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12454 without DECL_STRUCT_FUNCTION initialized.
12456 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12458 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12459 due to calls to functions taking pointers as parameters.
12461 2007-02-19 Richard Henderson <rth@redhat.com>
12464 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12467 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12469 * config/s390/s390.c (s390_call_saved_register_used,
12470 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12471 accessed to the new scheme.
12473 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12475 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12476 (cris_print_index, cris_print_operand, cris_print_operand_address)
12477 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12478 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12479 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12480 GET_CODE () == xxx.
12481 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12482 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12483 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12484 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12485 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12486 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12487 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12488 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12489 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12490 (uminsi3, call, call_value): Ditto.
12491 (define_split: indir_to_reg_split, unnamed): Ditto.
12493 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12495 PR tree-optimization/30975
12496 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12499 2007-02-18 Eric Christopher <echristo@gmail.com>
12501 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12502 Remove use of arglist.
12503 (mips_expand_builtin): Remove use of arglist, pass in expr.
12504 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12505 (mips_expand_builtin_movtf): Ditto.
12506 (mips_expand_builtin_compare): Ditto.
12508 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12510 * tree-sra.c (sra_build_assignment): Replace assertion
12511 checking with a comment explaining why it can't be done.
12513 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12515 PR middle-end/30833
12516 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12517 during CALL_EXPR representation conversion.
12518 * tree-ssa-propagate.c (set_rhs): Likewise.
12520 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12522 * tree-sra.c (sra_build_assignment): Disable assertion checking
12525 2007-02-18 Roger Sayle <roger@eyesopen.com>
12527 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12528 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12529 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12531 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12532 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12533 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12534 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12535 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12536 force_gimple_operand): Likewise.
12537 * ipa-cp.c (constant_val_insert): Likewise.
12538 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12539 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12540 perfect_nestify): Likewise.
12541 * langhooks.c (lhd_omp_assignment): Likewise.
12542 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12543 lower_copyprivate_clauses, lower_send_clauses,
12544 lower_send_shared_vars, expand_parallel_call,
12545 expand_omp_for_generic, expand_omp_for_static_nochunk,
12546 expand_omp_for_static_chunk, expand_omp_sections,
12547 lower_omp_single_copy, lower_omp_for_lastprivate,
12548 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12549 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12550 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12553 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12555 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12556 config/sh/sh.md: Follow spelling conventions.
12558 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12559 config/frv/predicates.md: Follow spelling conventions.
12561 * config/m68k/linux-unwind.h: Fix a comment typo.
12562 * target.h: Follow spelling conventions.
12564 2007-02-18 Roger Sayle <roger@eyesopen.com>
12566 PR rtl-optimization/28173
12567 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12568 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12569 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12570 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12571 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12573 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12575 * builtins.c (fold_builtin_load_exponent): New.
12576 (fold_builtin_2): Use it.
12578 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12580 PR rtl-optimization/30773
12581 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12582 if we fail to attach a REG_EQUIV note.
12584 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12585 Roger Sayle <roger@eyesopen.com>
12587 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12589 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12591 * calls.c (initialize_argument_information): Pass original EXP
12592 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12593 code to split complex arguments here, as part of initializing the
12595 (expand_call): Remove code that builds a list of arguments and
12596 inserts implicit arguments into it. Instead, just count how many
12597 implicit arguments there will be so we can determine the size of
12598 the ARGS array, and let initialize_argument_information do the work.
12599 (split_complex_values): Delete unused function.
12601 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12603 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12605 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12607 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12608 for arg pointer based indexed addressing.
12610 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12612 * config/ia64/ia64.h, config/ia64/ia64.md,
12613 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12614 spelling conventions.
12616 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12618 * config/m68k/m68k.c (split_di): New.
12619 * config/m68k/m68k-protos.h: Declare split_di.
12620 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12621 Improve predicate handling and split constant shifts.
12623 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12625 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12626 parameter for register bitfield operations, general predicates
12629 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12631 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12632 * config/m68k/linux-unwind.h: New file.
12634 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12636 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12637 config/i386/athlon.md, config/ia64/ia64.md,
12638 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12639 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12640 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12641 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12642 tree-vect-transform.c: Fix comment typos.
12644 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12646 * sched-deps.c (find_insn_list): Remove.
12647 * sched-int.h: Remove the prototype for find_insn_list.
12649 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12651 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12653 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12654 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12655 darwin_rs6000_override_options.
12656 (C_COMMON_OVERRIDE_OPTIONS): Expect
12657 darwin_macosx_version_min to be non-NULL always.
12658 (TARGET_C99_FUNCTIONS): Likewise.
12659 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12660 (DARWIN_MINVERSION_SPEC): New.
12661 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12662 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12664 (DARWIN_MINVERSION_SPEC): New.
12665 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12667 * config/darwin-c.c (darwin_cpp_builtins): Expect
12668 darwin_macosx_version_min to be non-NULL always.
12670 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12672 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12674 * config/i386/i386.h (x86_use_xchgb): New.
12675 (TARGET_USE_XCHGB): New macro.
12676 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12677 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12678 Split after reload into bswaphi for shifts of 8.
12679 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12680 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12681 or when optimizing for size.
12683 2007-02-16 Richard Guenther <rguenther@suse.de>
12684 Christian Bruel <christian.bruel@st.com>
12686 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12687 DECLs but prefer SSA_NAMEs over DECLs.
12689 2007-02-16 Richard Guenther <rguenther@suse.de>
12691 * tree-flow-inline.h (single_imm_use_p): Remove.
12692 (zero_imm_uses_p): Likewise.
12693 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12694 instead of single_imm_use_p.
12695 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12698 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12701 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12702 nested double- and backquotes.
12704 2007-02-15 Roger Sayle <roger@eyesopen.com>
12706 PR middle-end/30391
12707 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12708 should be unreachable.
12709 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12710 For the time being redirect GIMPLE_MODIFY_STMT to the new
12711 (renamed) build_gimple_modify_stmt_stat.
12712 (build2_gimple_stat): Rename to...
12713 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12714 Always build a GIMPLE_MODIFY_STMT node.
12715 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12716 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12719 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12720 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12721 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12722 expand_complex_div_wide): Likewise.
12723 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12724 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12725 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12726 * tree-ssa-loop-manip.c (create_iv): Likewise.
12727 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12728 abs_replacement): Likewise.
12729 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12730 realify_fake_stores): Likewise.
12732 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12733 node rather than a GIMPLE_MODIFY_STMT node.
12734 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12735 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12737 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12738 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12739 GIMPLE_MODIFY_STMT.
12741 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12743 PR middle-end/30433
12744 * fold-const.c (fold_comparison): Add back the
12745 folding of constant complex comparisions.
12747 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12749 PR middle-end/30729
12750 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12751 effects unknown to this function, return early.
12753 2007-02-15 Ian Lance Taylor <iant@google.com>
12755 * lower-subreg.c (move_eh_region_note): New static function.
12756 (resolve_simple_move): Call it.
12757 (decompose_multiword_subregs): Track blocks for which we resolve a
12758 simple move which is also a control flow insn. Pass them to
12759 find_many_sub_basic_blocks.
12760 (pass_lower_subreg): Add TODO_verify_flow.
12761 (pass_lower_subreg2): Likewise.
12763 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12764 Brooks Moses <brooks.moses@codesourcery.com>
12765 Lee Millward <lee.millward@codesourcery.com>
12767 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12768 (VL_EXP_CLASS_P): New.
12769 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12771 (TREE_OPERAND_CHECK_CODE): Likewise.
12772 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12773 (TREE_RTL_OPERAND_CHECK): Likewise.
12774 (tree_operand_check_failed): Make second parameter the whole tree
12775 instead of its code. Fixed callers.
12776 (VL_EXP_CHECK): New.
12777 (TREE_OPERAND_LENGTH): New.
12778 (VL_EXP_OPERAND_LENGTH): New.
12779 (CALL_EXPR_FN): New.
12780 (CALL_EXPR_STATIC_CHAIN): New.
12781 (CALL_EXPR_ARGS): New.
12782 (CALL_EXPR_ARG): New.
12783 (call_expr_nargs): New.
12784 (CALL_EXPR_ARGP): New.
12785 (build_nt_call_list): Declare.
12786 (build_vl_exp_stat): Declare.
12787 (build_vl_exp): New.
12788 (build_call_list): Declare.
12789 (build_call_nary): Declare.
12790 (build_call_valist): Declare.
12791 (build_call_array): Declare.
12792 (call_expr_arg): Declare.
12793 (call_expr_argp): Declare.
12794 (call_expr_arglist): Declare.
12795 (fold_build_call_list): Declare.
12796 (fold_build_call_list_initializer): Declare.
12797 (fold_call_expr): Declare to replace fold_builtin.
12798 (fold_builtin_fputs): Update to agree with modified definition.
12799 (fold_builtin_strcpy): Likewise.
12800 (fold_builtin_strncpy): Likewise.
12801 (fold_builtin_memory_chk): Likewise.
12802 (fold_builtin_stxcpy_chk): Likewise.
12803 (fold_builtin_strncpy_chk): Likewise.
12804 (fold_builtin_next_arg): Likewise.
12805 (fold_build_call_expr): Declare.
12806 (fold_builtin_call_list): Declare.
12807 (fold_builtin_call_valist): Declare.
12808 (build_call_expr): Declare.
12809 (validate_arglist): Update to agree with modified definition.
12810 (tree_operand_length): New.
12811 (call_expr_arg_iterator): New.
12812 (init_call_expr_arg_iterator): New.
12813 (next_call_expr_arg): New.
12814 (first_call_expr_arg): New.
12815 (more_call_expr_args_p): New.
12816 (FOR_EACH_CALL_EXPR_ARG): New.
12818 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12819 and tcc_gimple_stmt.
12820 (tree_code_size): Update documentation. Use sizeof (tree) rather
12821 than sizeof (char *).
12822 (tree_size): Likewise. Add case for tcc_vl_exp.
12823 (tree_node_structure): Add case for tcc_vl_exp.
12824 (contains_placeholder_p): Likewise.
12825 (substitute_in_expr): Likewise.
12826 (substitute_placeholder_in_expr): Likewise.
12827 (stabilize_reference_1): Likewise.
12828 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12829 to diagnose breakage of this interface for constructing CALL_EXPRs.
12830 (build_nt): Add similar assertion here.
12831 (build_nt_call_list): New.
12832 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12833 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12835 (get_callee_fndecl): Use new CALL_EXPR accessors.
12836 (tree_operand_check_failed): Change parameters to pass entire node
12837 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12838 (process_call_operands): New.
12839 (build_vl_exp_stat): New.
12840 (build_call_list): New.
12841 (build_call_nary): New.
12842 (build_call_valist): New.
12843 (build_call_array): New.
12844 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12845 (call_expr_arglist): New.
12847 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12848 tcc_vl_exp instead of a fixed-size tcc_expression.
12850 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12851 accessors for CALL_EXPRs.
12852 (AGGR_INIT_EXPR): Likewise.
12854 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12855 Brooks Moses <brooks.moses@codesourcery.com>
12856 Lee Millward <lee.millward@codesourcery.com>
12858 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12859 (expand_builtin_nonlocal_goto): Change parameter to be entire
12860 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12861 (expand_builtin_prefetch): Likewise.
12862 (expand_builtin_classify_type): Likewise.
12863 (mathfn_built_in): Return NULL_TREE instead of 0.
12864 (expand_errno_check): Use new CALL_EXPR accessors.
12865 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12866 Return NULL_RTX instead of 0.
12867 (expand_builtin_mathfn_2): Likewise.
12868 (expand_builtin_mathfn_3): Likewise.
12869 (expand_builtin_interclass_mathfn): Likewise.
12870 (expand_builtin_sincos): Likewise.
12871 (expand_builtin_cexpi): Likewise.
12872 (expand_builtin_int_roundingfn): Likewise.
12873 (expand_builtin_int_roundingfn_2): Likewise.
12874 (expand_builtin_pow): Likewise.
12875 (expand_builtin_powi): Likewise.
12876 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12877 of arglist, fixing callers appropriately. Use new CALL_EXPR
12878 accessors and constructors. Return NULL_RTX instead of 0.
12879 (expand_builtin_strstr): Likewise.
12880 (expand_builtin_strchr): Likewise.
12881 (expand_builtin_strrchr): Likewise.
12882 (expand_builtin_strpbrk): Likewise.
12883 (expand_builtin_memcpy): Likewise.
12884 (expand_builtin_mempcpy): Likewise.
12885 (expand_builtin_mempcpy_args): New.
12886 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12887 (expand_builtin_memmove_args): New.
12888 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12889 (expand_movstr): Likewise.
12890 (expand_builtin_strcpy): Likewise.
12891 (expand_builtin_strcpy_args): New.
12892 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12893 (expand_builtin_strncpy): Likewise.
12894 (expand_builtin_memset): Likewise.
12895 (expand_builtin_memset_args): New.
12896 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12897 (expand_builtin_memcmp): Likewise.
12898 (expand_builtin_strcmp): Likewise.
12899 (expand_builtin_strncmp): Likewise.
12900 (expand_builtin_strcat): Likewise.
12901 (expand_builtin_strncat): Likewise.
12902 (expand_builtin_strspn): Likewise.
12903 (expand_builtin_strcspn): Likewise.
12904 (expand_builtin_args_info): Likewise.
12905 (expand_builtin_va_start): Likewise.
12906 (gimplify_va_arg_expr): Likewise.
12907 (expand_builtin_va_end): Likewise.
12908 (expand_builtin_va_copy): Likewise.
12909 (expand_builtin_frame_address): Likewise.
12910 (expand_builtin_alloca): Likewise.
12911 (expand_builtin_bswap): Likewise.
12912 (expand_builtin_unop): Likewise.
12913 (expand_builtin_fputs): Likewise.
12914 (expand_builtin_expect): Likewise.
12915 (expand_builtin_fabs): Likewise.
12916 (expand_builtin_copysign): Likewise.
12917 (expand_builtin_printf): Likewise.
12918 (expand_builtin_fprintf): Likewise.
12919 (expand_builtin_sprintf): Likewise.
12920 (expand_builtin_init_trampoline): Likewise.
12921 (expand_builtin_signbit): Likewise.
12922 (expand_builtin_fork_or_exec): Likewise.
12923 (expand_builtin_sync_operation): Likewise.
12924 (expand_builtin_compare_and_swap): Likewise.
12925 (expand_builtin_lock_test_and_set): Likewise.
12926 (expand_builtin_lock_release): Likewise.
12927 (expand_builtin): Likewise.
12928 (builtin_mathfn_code): Likewise.
12930 (fold_builtin_constant_p): Pass call arguments individually instead
12931 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12932 accessors and constructors. Return NULL_TREE instead of 0.
12933 (fold_builtin_expect): Likewise.
12934 (fold_builtin_classify_type): Likewise.
12935 (fold_builtin_strlen): Likewise.
12936 (fold_builtin_nan): Likewise.
12937 (integer_valued_real_p): Likewise.
12938 (fold_trunc_transparent_mathfn): Likewise.
12939 (fold_fixed_mathfn): Likewise.
12940 (fold_builtin_cabs): Likewise.
12941 (fold_builtin_sqrt): Likewise.
12942 (fold_builtin_cbrt): Likewise.
12943 (fold_builtin_cos): Likewise.
12944 (fold_builtin_cosh): Likewise.
12945 (fold_builtin_tan): Likewise.
12946 (fold_builtin_sincos): Likewise.
12947 (fold_builtin_cexp): Likewise.
12948 (fold_builtin_trunc): Likewise.
12949 (fold_builtin_floor): Likewise.
12950 (fold_builtin_ceil): Likewise.
12951 (fold_builtin_round): Likewise.
12952 (fold_builtin_int_roundingfn): Likewise.
12953 (fold_builtin_bitop): Likewise.
12954 (fold_builtin_bswap): Likewise.
12955 (fold_builtin_logarithm): Likewise.
12956 (fold_builtin_hypot): Likewise.
12957 (fold_builtin_pow): Likewise.
12958 (fold_builtin_powi): Likewise.
12959 (fold_builtin_exponent): Likewise.
12960 (fold_builtin_memset): Likewise.
12961 (fold_builtin_bzero): Likewise.
12962 (fold_builtin_memory_op): Likewise.
12963 (fold_builtin_bcopy): Deleted; call site changed to invoke
12964 fold_builtin_memory_op directly.
12965 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12966 (fold_builtin_strncpy): Likewise.
12967 (fold_builtin_memcmp): Likewise.
12968 (fold_builtin_strcmp): Likewise.
12969 (fold_builtin_strncmp): Likewise.
12970 (fold_builtin_signbit): Likewise.
12971 (fold_builtin_copysign): Likewise.
12972 (fold_builtin_isascii): Likewise.
12973 (fold_builtin_toascii): Likewise.
12974 (fold_builtin_isdigit): Likewise.
12975 (fold_builtin_fabs): Likewise.
12976 (fold_builtin_abs): Likewise.
12977 (fold_builtin_fmin_fmax): Likewise.
12978 (fold_builtin_carg): Likewise.
12979 (fold_builtin_classify): Likewise.
12980 (fold_builtin_unordered_cmp): Likewise.
12982 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12983 New functions split out from fold_builtin_1.
12984 (fold_builtin_n): New.
12985 (fold_builtin_varargs): New.
12986 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12988 (fold_call_expr): New.
12989 (build_function_call_expr): Rewrite to use new helper function.
12990 (fold_builtin_call_list): New.
12991 (build_call_expr): New.
12992 (fold_builtin_call_valist): New.
12993 (rewrite_call_expr): New.
12994 (validate_arg): New.
12995 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12996 of an arglist. Change return type to bool. Use new CALL_EXPR
12999 (fold_builtin_strstr): Pass call arguments individually instead
13000 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13001 accessors and constructors. Return NULL_TREE instead of 0.
13002 (fold_builtin_strchr): Likewise.
13003 (fold_builtin_strrchr): Likewise.
13004 (fold_builtin_strpbrk): Likewise.
13005 (fold_builtin_strcat): Likewise.
13006 (fold_builtin_strncat): Likewise.
13007 (fold_builtin_strspn): Likewise.
13008 (fold_builtin_strcspn): Likewise.
13009 (fold_builtin_fputs): Likewise.
13010 (fold_builtin_next_arg): Likewise.
13011 (fold_builtin_sprintf): Likewise.
13013 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13014 NULL_RTX instead of 0.
13015 (expand_builtin_memory_chk): Likewise.
13016 (maybe_emit_chk_warning): Likewise.
13017 (maybe_emit_sprintf_chk_warning): Likewise.
13019 (fold_builtin_object_size): Pass call arguments individually instead
13020 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13021 accessors and constructors. Return NULL_TREE instead of 0.
13022 (fold_builtin_memory_chk): Likewise.
13023 (fold_builtin_stxcpy_chk): Likewise.
13024 (fold_builtin_strncpy_chk): Likewise.
13025 (fold_builtin_strcat_chk): Likewise.
13026 (fold_builtin_strcat_chk): Likewise.
13027 (fold_builtin_strncat_chk): Likewise.
13028 (fold_builtin_sprintf_chk): Likewise.
13029 (fold_builtin_snprintf_chk): Likewise.
13030 (fold_builtin_printf): Likewise.
13031 (fold_builtin_vprintf): Likewise.
13033 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13035 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13036 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13037 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13038 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13039 (fold_unary): Likewise.
13040 (fold_binary): Likewise.
13041 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13042 ternary expressions.
13043 (fold): Add logic for tcc_vl_exp.
13044 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13045 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13046 (fold_build3_stat): Add assertion to flag broken interface for
13047 constructing CALL_EXPRs.
13048 (fold_build_call_list): New.
13049 (fold_build_call_list_initializer): New.
13050 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13052 (fold_strip_sign_ops): Likewise.
13054 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13055 Brooks Moses <brooks.moses@codesourcery.com>
13056 Lee Millward <lee.millward@codesourcery.com>
13058 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13059 accessors and dump arguments explicitly.
13061 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13063 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13065 (print_call_name): Use new CALL_EXPR accessors.
13067 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13068 CALL_EXPR arguments explicitly instead of as a list. Use
13069 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13071 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13072 (vrp_visit_stmt): Likewise.
13074 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13075 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13077 (force_move_till_expr): Likewise.
13079 * targhooks.c (default_external_stack_protect_fail): Use
13080 build_call_expr instead of build_function_call_expr.
13081 (default_hidden_stack_protect_fail): Likewise.
13083 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13086 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13087 and walk arguments explicitly.
13089 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13090 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13091 (expand_simple_operations): Likewise.
13092 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13094 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13095 of TREE_CODE_LENGTH.
13096 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13098 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13099 instead of TREE_CODE_LENGTH.
13101 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13102 (tree_ic_transform): Likewise.
13103 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13104 parameter instead of arglist. Fix callers.
13105 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13106 (tree_stringops_transform): Likewise.
13107 (tree_indirect_call_to_profile): Likewise.
13108 (tree_stringops_values_to_profile): Likewise.
13110 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13111 (eliminate_tail_call): Likewise.
13113 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13115 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13116 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13118 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13120 * omp-low.c (build_omp_barrier): Use build_call_expr.
13121 (lower_rec_input_clauses): Likewise.
13122 (lower_reduction_clauses): Likewise.
13123 (expand_parallel_call): Likewise.
13124 (maybe_catch_exception): Likewise.
13125 (expand_omp_for_generic): Likewise.
13126 (expand_omp_for_static_nochunk): Likewise.
13127 (expand_omp_sections): Likewise.
13128 (lower_omp_single_simple): Likewise.
13129 (lower_omp_single_copy): Likewise.
13130 (lower_omp_master): Likewise.
13131 (lower_omp_ordered): Likewise.
13132 (lower_omp_critical): Likewise.
13134 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13135 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13137 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13138 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13139 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13141 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13142 and generalize to handle any number of operands.
13143 (chrec_contains_undetermined): Likewise.
13144 (tree_contains_chrecs): Likewise.
13145 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13147 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13149 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13150 fold_call_expr instead of fold_builtin.
13151 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13152 match declarations there.
13153 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13156 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13157 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13159 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13160 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13162 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13165 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13166 (execute_cse_sincos): Use new CALL_EXPR accessors.
13168 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13170 * gimple-low.c (lower_function_body): Use build_call_expr.
13171 (lower_builtin_setjmp): Likewise.
13173 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13174 (set_storage_via_libcall): Likewise.
13175 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13176 instead of TREE_CODE_LENGTH.
13177 (expand_expr_real_1): Use new CALL_EXPR accessors.
13179 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13180 generalize to handle any number of operands.
13181 (TB_parent_eq): Likewise.
13183 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13184 (strip_builtin_expect): Likewise.
13186 * function.c (gimplify_parameters): Use build_call_expr.
13188 * tree-vectorizer.c (vect_is_simple_reduction): Use
13189 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13191 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13192 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13194 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13197 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13198 (gimplify_decl_expr): Likewise.
13199 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13200 Use new CALL_EXPR iterators.
13201 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13202 (gimplify_modify_expr_to_memset): Likewise.
13203 (gimplify_variable_sized_compare): Likewise.
13204 (gimplify_omp_atomic_fetch_op): Likewise.
13205 (gimplify_omp_atomic_pipeline): Likewise.
13206 (gimplify_omp_atomic_mutex): Likewise.
13207 (gimplify_function_tree): Likewise.
13209 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13210 (call_expr_flags): Likewise.
13211 (expand_call): Likewise.
13213 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13214 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13217 * coverage.c (create_coverage): Use build_call_expr.
13219 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13220 (temp_call_expr_obstack): New.
13221 (pool_copy_list): Delete.
13222 (temp_copy_call_expr): New.
13223 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13224 CALL_EXPR accessors. Get rid of special goo for copying argument
13225 lists and use temp_copy_call_expr instead.
13226 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13227 CALL_EXPR accessors.
13228 (create_expression_by_pieces): Likewise. Use build_call_array
13229 to construct the result instead of fold_build3.
13230 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13231 dealing with argument lists.
13232 (init_pre): Remove references to expression_node_pool and
13233 list_node_pool. Init temp_call_expr_obstack instead.
13234 (fini_pre): Remove references to expression_node_pool and
13237 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13238 and walk arguments explicitly instead of as a list.
13240 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13241 (mx_register_decls): Likewise.
13242 (mudflap_register_call): Likewise.
13243 (mudflap_finish_file): Likewise.
13245 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13246 (ipa_callsite_compute_param): Likewise.
13248 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13249 accessors and constructor.
13251 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13252 accessors and constructor.
13253 (convert_tramp_reference): Likewise.
13254 (convert_call_expr): Likewise.
13255 (finalize_nesting_tree_1): Likewise.
13257 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13260 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13262 * tree-inline.c (initialize_inlined_parameters): Pass entire
13263 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13265 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13266 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13268 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13269 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13270 (vectorizable_reduction): Likewise.
13271 (vectorizable_call): Use new CALL_EXPR iterators.
13272 (vectorizable_conversion): Use build_call_expr.
13273 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13274 (vect_gen_widened_results_half): Use build_call_expr.
13275 (vect_setup_realignment): Likewise.
13276 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13278 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13279 (pass_through_call): Likewise.
13280 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13283 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13284 (tree_gen_pow2_profiler): Likewise.
13285 (tree_gen_one_value_profiler): Likewise.
13286 (tree_gen_ic_func_profiler): Likewise.
13287 (tree_gen_average_profiler): Likewise.
13288 (tree_gen_ior_profiler): Likewise.
13290 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13291 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13292 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13294 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13295 of TREE_CODE_LENGTH.
13297 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13298 of TREE_CODE_LENGTH.
13300 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13302 (convert_to_integer): Likewise.
13304 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13307 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13308 Brooks Moses <brooks.moses@codesourcery.com>
13309 Lee Millward <lee.millward@codesourcery.com>
13311 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13313 * config/frv/frv.c (frv_expand_builtin): Likewise.
13314 * config/s390/s390.c (s390_expand_builtin): Likewise.
13316 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13317 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13319 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13320 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13321 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13322 (ix86_expand_store_builtin): Likewise.
13323 (ix86_expand_unop_builtin): Likewise.
13324 (ix86_expand_unop1_builtin): Likewise.
13325 (ix86_expand_sse_compare): Likewise.
13326 (ix86_expand_sse_comi): Likewise.
13327 (ix86_expand_vec_init_builtin): Likewise.
13328 (ix86_expand_vec_ext_builtin): Likewise.
13329 (ix86_expand_vec_set_builtin): Likewise.
13330 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13332 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13333 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13335 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13336 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13337 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13339 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13341 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13342 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13343 arglist. Use new CALL_EXPR accessors. Fix callers.
13344 (altivec_expand_abs_builtin): Likewise.
13345 (rs6000_expand_binop_builtin): Likewise.
13346 (altivec_expand_predicate_builtin): Likewise.
13347 (altivec_expand_lv_builtin): Likewise.
13348 (spe_expand_stv_builtin): Likewise.
13349 (altivec_expand_stv_builtin): Likewise.
13350 (rs6000_expand_ternop_builtin): Likewise.
13351 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13352 (altivec_expand_st_builtin): Likewise.
13353 (altivec_expand_dst_builtin): Likewise.
13354 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13355 arglist. Use new CALL_EXPR accessors. Fix callers.
13356 (altivec_expand_vec_set_builtin): Likewise.
13357 (altivec_expand_vec_ext_builtin): Likewise.
13358 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13359 (spe_expand_builtin): Likewise.
13360 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13361 arglist. Use new CALL_EXPR accessors. Fix callers.
13362 (spe_expand_evsel_builtin): Likewise.
13363 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13364 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13366 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13367 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13368 (arm_expand_unop_builtin): Likewise.
13369 (arm_expand_builtin): Use new CALL_EXPR accessors.
13371 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13374 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13375 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13377 (bfin_expand_unop_builtin): Likewise.
13378 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13380 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13381 Brooks Moses <brooks.moses@codesourcery.com>
13382 Lee Millward <lee.millward@codesourcery.com>
13384 * c-semantics.c (build_stmt): Add internal diagnostic check.
13386 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13387 accessors. Print arguments explicitly instead of as a list.
13389 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13391 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13392 (c_finish_omp_flish): Likewise.
13394 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13395 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13396 instead of TREE_CODE_LENGTH.
13397 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13398 (c_warn_unused_result): Likewise.
13400 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13403 * doc/invoke.texi (Warning Options): Remove
13404 -Werror-implicit-function-declaration.
13405 (Wimplicit-function-declaration): Update description.
13406 * opts.c (common_handle_option): Move handling of -Werror=* to...
13407 (enable_warning_as_error): ...here.
13408 * opts.h (enable_warning_as_error): Declare.
13409 * c-decl.c (implicit_decl_warning): Unless
13410 -Wno-implicit-function-declaration is given, emit a pedwarn if
13411 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13412 * c.opt (Wimplicit-function-declaration): Replace
13413 mesg_implicit_function_declaration with
13414 warn_implicit_function_declaration.
13415 * c-opts.c (c_common_handle_option):
13416 -Werror-implicit-function-declaration is exactly equal as
13417 -Werror=implicit-function-declaration.
13418 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13419 warn_implicit_function_declaration.
13420 (c_common_post_options): -Wimplict-function-declaration is enabled
13421 by default by -std=c99, otherwise is disabled by default.
13422 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13424 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13426 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13427 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13428 former is ignored but not the latter.
13430 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13432 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13433 is made and the reference doesn't use the alias set of its type,
13434 do not create the temporary using that type.
13436 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13438 * jump.c: Remove prototypes for delete_computation and
13439 delete_prior_computation.
13441 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13443 * jump.c (get_label_after): Delete.
13444 (get_label_before, delete_computation, delete_jump,
13445 delete_prior_computation, follow_jumps): Move...
13446 * reorg.c (delete_computation, delete_prior_computation): ... here...
13447 (get_label_before, delete_jump): ... making these static ...
13448 (follow_jumps): ... and simplifying this since it only runs after
13450 * rtl.h (get_label_after, get_label_before, delete_jump,
13451 follow_jumps): Delete prototypes.
13453 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13455 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13457 2007-02-15 Nick Clifton <nickc@redhat.com>
13459 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13460 order to prevent it from being munged by the target.
13462 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13464 * config/i386/i386.md: Remove misleading comment.
13466 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13468 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13469 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13472 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13474 * tree-sra.c (instantiate_missing_elements): Canonicalize
13476 (sra_build_assignment): New.
13477 (generate_copy_inout, generate_element_copy,
13478 generate_element_zero, generate_one_element_init): Use it.
13480 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13482 * tree-sra.c (instantiate_missing_elements): Canonicalize
13484 (sra_build_assignment): New.
13485 (generate_copy_inout, generate_element_copy,
13486 generate_element_zero, generate_one_element_init): Use it.
13488 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13490 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13493 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13495 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13496 types as aggregates not scalars.
13497 * function.c (assign_stack_temp_for_type): Likewise.
13499 2007-02-14 Roger Sayle <roger@eyesopen.com>
13500 Zdenek Dvorak <dvorakz@suse.cz>
13502 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13505 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13507 * passes.c (next_pass_1): Clear the next field of the copied
13510 2007-02-14 Richard Henderson <rth@redhat.com>
13512 * tree-sra.c (early_sra): New.
13513 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13514 (tree_sra_early, pass_sra_early): New.
13515 * tree-pass.h (pass_sra_early): Declare.
13516 * passes.c (init_optimization_passes): Use it.
13518 2007-02-14 Richard Guenther <rguenther@suse.de>
13520 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13522 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13524 PR tree-optimization/30771
13525 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13527 (vect_analyze_operations): Induction phis can now be marked as
13529 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13530 Update documentation accordingly.
13532 2007-02-14 Nick Clifton <nickc@redhat.com>
13534 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13535 most 3 arguments are supported.
13536 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13538 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13540 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13541 Ensure dst->current is valid.
13543 2007-02-13 Paul Brook <paul@codesourcery.com>
13545 * config.gcc: Add arm*-*-uclinux-*eabi.
13546 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13547 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13548 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13549 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13550 (LINK_SPEC): Define.
13551 (LIB_SPEC): Define.
13552 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13554 * config/arm/uclinux-eabi.h: New file.
13555 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13556 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13559 2007-02-13 Ian Lance Taylor <iant@google.com>
13561 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13562 * flags.h (warn_strict_overflow): Declare.
13563 (enum warn_strict_overflow_code): Define.
13564 (issue_strict_overflow_warning): New static inline function.
13565 * opts.c (warn_strict_overflow): New variable.
13566 (common_handle_option): Handle OPT_Wstrict_overflow and
13567 OPT_Wstrict_overflow_.
13568 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13570 * fold-const.c: Include intl.h.
13571 (fold_deferring_overflow_warnings): New static variable.
13572 (fold_deferred_overflow_warning): New static variable.
13573 (fold_deferred_overflow_code): New static variable.
13574 (fold_defer_overflow_warnings): New function.
13575 (fold_undefer_overflow_warnings): New function.
13576 (fold_undefer_and_ignore_overflow_warnings): New function.
13577 (fold_deferring_overflow_warnings_p): New function.
13578 (fold_overflow_warning): New static function.
13579 (make_range): Add strict_overflow_p parameter. Change all
13581 (extract_muldiv, extract_muldiv_1): Likewise.
13582 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13583 tree_expr_nonnegative_p.
13584 (fold_negate_expr): Call fold_overflow_warning.
13585 (fold_range_test): Likewise.
13586 (fold_comparison): Likewise.
13587 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13588 instead of tree_expr_nonnegative_p.
13589 (tree_expr_nonnegative_warnv_p): Rename from
13590 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13591 (tree_expr_nonnegative_p): New function.
13592 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13593 strict_overflow_p parameter.
13594 (tree_expr_nonzero_p): New function.
13595 * passes.c (verify_interpass_invariants): New static function.
13596 (execute_one_pass): Call it.
13597 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13599 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13600 (estimate_numbers_of_iterations): Likewise.
13601 (scev_probably_wraps_p): Likewise.
13602 * tree-ssa-ccp.c: Include "toplev.h".
13603 (evaluate_stmt): Defer fold overflow warnings until we know we are
13605 (struct fold_stmt_r_data): Add stmt field.
13606 (fold_stmt_r): Defer fold overflow warnings until we know we
13608 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13609 (fold_stmt_inplace): Likewise.
13610 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13611 (cleanup_control_expr_graph): Defer fold overflow warnings until
13612 we know we are going to optimize.
13613 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13614 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13616 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13617 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13618 * tree-ssa-loop-manip.c (create_iv): Likewise.
13619 * c-typeck.c (build_conditional_expr): Likewise.
13620 (build_binary_op): Likewise.
13621 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13622 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13623 (extract_range_from_unary_expr): Likewise.
13624 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13625 assuming that signed overflow does not occur.
13626 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13627 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13628 (fold_defer_overflow_warnings): Declare.
13629 (fold_undefer_overflow_warnings): Declare.
13630 (fold_undefer_and_ignore_overflow_warnings): Declare.
13631 (fold_deferring_overflow_warnings_p): Declare.
13632 (tree_expr_nonzero_warnv_p): Declare.
13633 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13634 of warning options.
13635 (Warning Options): Document -Wstrict-overflow.
13636 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13637 (tree-ssa-ccp.o): Likewise.
13638 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13639 (fold-const.o): Depend on intl.h.
13641 2007-02-13 Ian Lance Taylor <iant@google.com>
13643 PR middle-end/30751
13644 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13647 2007-02-13 Stuart Hastings <stuart@apple.com>
13649 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13651 2007-02-13 Richard Henderson <rth@redhat.com>
13653 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13654 handled_component_p before looking for the indirect_ref.
13656 2007-02-13 Richard Henderson <rth@redhat.com>
13658 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13659 remove flags clobber.
13660 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13661 (bswaphi_lowpart): New.
13662 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13663 remove TARGET_BSWAP test. Delete expander of the same name.
13665 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13666 (expand_unop): Use them.
13668 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13670 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13671 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13672 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13673 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13674 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13675 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13676 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13677 assembler dialect choice from asm templates.
13679 2007-02-12 Richard Henderson <rth@redhat.com>
13681 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13682 (fixuns_trunc<SSEMODEF>si2): Use it.
13683 * config/i386/sse.md (vec_setv4sf_0): Export.
13684 * config/i386/i386.c (ix86_build_const_vector): Export.
13685 (ix86_split_convert_uns_si_sse): Rename from
13686 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13687 * config/i386/i386-protos.h: Update.
13689 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13692 * c-typeck.c (c_finish_return): Improve warning message.
13694 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13696 * alias.c (find_symbolic_term): Delete unused function.
13698 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13700 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13701 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13702 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13704 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13706 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13707 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13708 the function, temporarily point the debug interface to the null one.
13710 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13712 * dwarf2out.c (round_up_to_align): New static function.
13713 (field_byte_offset): Use it to round the offset.
13715 2007-02-12 Richard Henderson <rth@redhat.com>
13717 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13718 (inswl_const): Export.
13720 2007-02-12 Richard Henderson <rth@redhat.com>
13722 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13723 result mode of the libcall, convert back to outmode.
13725 2007-02-12 Roger Sayle <roger@eyesopen.com>
13727 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13728 (bswapdi2): New define_expand to implement 32-bit implementation.
13730 2007-02-12 Nick Clifton <nickc@redhat.com>
13732 * doc/invoke.texi (Overall Options): Document --help=.
13733 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13734 (cc1_options): Pass --help= on to cc1.
13735 (display_help): Add description of --help=.
13736 (process_command): Add code to handle --help=. Allow translated
13737 --help and --target-help switches to be passed on to compiler
13739 (main): Remove unused if statement.
13740 * opts.c (columns): Remove.
13741 (LEFT_COLUMN): Define.
13742 (wrap_help): Add columns argument.
13743 (print_filtered_help): Change parameters to be an include bitmask,
13744 an exclude bitmask, an any bitmask and the column width. Move the
13745 code to display the params list here. Add code to display the
13746 status of options rather than their descriptions if the quiet flag
13748 (print_specific_help): Change parameters to be an include bitmask,
13749 an exclude bitmask and an any bitmask. Move code to look up the
13750 column width here. Decide upon the title for an options listing.
13751 (common_handle_options): Add code to handle --help=. Adapt code
13752 for --help and --target-help to use the revised form of the
13753 print_specific_help function.
13754 (print_help): Delete.
13755 (print_param_help): Delete.
13756 (print_switch): Delete.
13757 * opts.h (cl_lang_count): Add prototype.
13758 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13759 CL_MAX_OPTION_CLASS): New defines.
13760 * optc-gen.awk: Add construction of cl_lang_count.
13761 * c.opt: Add Warning attribute to warning options and Optimization
13762 attribute to optimization options.
13763 * common.opt: Likewise.
13765 Add -fhelp and -ftarget-help as aliases for the transformed --help
13766 and --target-help options.
13767 * opt-functions.awk: Add code to handle Warning and Optimization
13770 2007-02-12 Richard Henderson <rth@redhat.com>
13772 * config/alpha/constraints.md: New file.
13773 * config/alpha/alpha.c: Include tm-constrs.h.
13774 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13775 alpha_extra_constraint): Remove.
13776 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13777 * config/alpha/alpha-protos.h: Update.
13778 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13779 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13780 (EXTRA_CONSTRAINT): Remove.
13781 * config/alpha/alpha.md: Include constraints.md.
13782 (adddi splitter): Use satisfies_constraint_*.
13783 * config/alpha/predicates.md (add_operand): Likewise.
13784 (sext_add_operand, addition_operation): Likewise.
13786 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13788 PR tree-optimization/29145
13789 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13790 in our handling of restrict qualified pointers.
13792 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13795 * doc/invoke.texi (Wunused-value): Update description.
13796 (Wextra): Delete item.
13797 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13798 value of Wunused-value.
13799 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13800 (c_finish_stmt_expr): Don't check extra_warnings.
13801 (emit_side_effect_warnings): The caller is responsible to check
13804 2007-02-11 Roger Sayle <roger@eyesopen.com>
13805 Matt Thomas <matt@3am-software.com>
13807 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13809 2007-02-11 Roger Sayle <roger@eyesopen.com>
13811 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13812 comparisons of POPCOUNT against zero.
13813 (simplify_const_relational_operation): Likewise.
13815 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13817 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13819 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13821 * dwarf2out.c (root_type): Delete unused function.
13823 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13825 * genattrtab.c (contained_in_p): Delete unused function.
13826 (write_expr_attr_cache): Likewise.
13828 2007-02-11 Jan Hubicka <jh@suse.cz>
13830 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13833 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13835 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13836 to add the REG_EQ* note.
13837 * see.c (see_merge_one_use_extension): Likewise.
13838 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13839 turn REG_EQUAL notes into REG_EQUIV notes if the target
13840 register may have more than one set.
13841 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13842 * gcse.c (try_replace_reg): Likewise.
13843 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13844 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13845 more than one REG_EQUIV note.
13846 * reload1.c (gen_reload): Use set_unique_reg_note.
13848 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13850 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13851 (ix86_builtin_conversion): New function.
13853 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13856 * tree.h (DECL_REPLACEABLE_P): New macro.
13857 * except.c (set_nothrow_function_flags): Likewise.
13859 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13860 Ira Rosen <irar@il.ibm.com>
13861 Dorit Nuzman <dorit@il.ibm.com>
13863 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13864 * targhooks.c (default_builtin_vectorized_conversion): New.
13865 * targhooks.h (default_builtin_vectorized_function): New declaration.
13866 * target.h (struct vectorize): Add builtin_conversion field.
13867 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13868 stmt_vec_info_type value.
13869 (vectorizable_conversion): New declaration.
13870 * tree-vect-analyze.c (vect_analyze_operations): Add
13871 vectorizable_conversion call.
13872 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13873 * tree-vect-transform.c (vectorizable_conversion): New function.
13874 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13875 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13877 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13878 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13879 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13880 or ALTIVEC_BUILTIN_VCFSX.
13882 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13885 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13886 CONST_DOUBLE and operand 0 is a hard register.
13887 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13888 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13889 is a hard floating-point register.
13891 2007-02-10 Richard Henderson <rth@redhat.com>
13892 Jakub Jelinek <jakub@redhat.com>
13893 Alexandre Oliva <aoliva@redhat.com>
13895 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13896 * builtin-types.def (BT_WORD): Make unsigned.
13897 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13898 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13899 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13900 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13901 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13902 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13904 * expr.c (emutls_var_address): New.
13905 (expand_expr_real_1): Expand emulated tls.
13906 (expand_expr_addr_expr_1): Likewise.
13907 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13908 * output.h (emutls_finish): Declare.
13909 * toplev.c (compile_file): Call it.
13910 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13911 address before wrapping in CONST.
13912 * varasm.c (emutls_htab, emutls_object_type): New.
13913 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13914 (get_emutls_object_name, get_emutls_object_type): New.
13915 (get_emutls_init_templ_addr, emutls_decl): New.
13916 (emutls_common_1, emutls_finish): New.
13917 (assemble_variable): When emulating tls, swap decls; generate
13918 constructor for the emutls objects.
13919 (do_assemble_alias): When emulating tls, swap decl and target name.
13920 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13922 * varpool.c (decide_is_variable_needed): Look at force_output.
13923 Recurse for emulated tls.
13924 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13925 with decide_is_variable_needed.
13926 * emutls.c: New file.
13927 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13928 tls_object for real tls.
13930 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13932 PR rtl-optimization/29599
13933 * reload1.c (eliminate_regs_in_insn): Take the destination
13934 mode into account when computing the offset.
13936 2007-02-09 Stuart Hastings <stuart@apple.com>
13937 Richard Henderson <rth@redhat.com>
13939 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13940 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13941 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13942 fixuns_truncdfhi2): New.
13943 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13944 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13945 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13946 (floatunssidf2): Allow nonimmediate source.
13947 * config/i386/sse.md (movdi_to_sse): New.
13948 (vec_concatv2di): Drop '*'.
13949 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13950 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13951 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13953 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13954 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13955 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13956 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13957 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13958 ix86_build_const_vector.
13959 (x86_emit_floatuns): Rewrite.
13961 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13963 * genautomata.c (longest_path_length): Delete unused function.
13964 (struct state): Delete unused longest_path_length.
13965 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13966 (get_free_state): Delete unused.
13968 2007-02-09 Jan Hubicka <jh@suse.cz>
13970 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13971 * doc/invoke.texi (inline-unit-growth): Update default value.
13973 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13974 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13975 (rebuild_cgraph_edges): Likewise.
13976 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13977 (dump_cgraph_node): Dump frequencies.
13978 (cgraph_clone_edge): Add frequency scales.
13979 (cgraph_clone_node): Add freuqnecy.
13980 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13981 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13982 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13983 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13984 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13985 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13986 (save_inline_function_body): Likewise.
13987 * ipa-inline.c: inluce rtl.h
13988 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13989 (cgraph_edge_badness): Use frequencies.
13990 (cgraph_decide_recursive_inlining): Update clonning.
13991 (cgraph_decide_inlining_of_small_function): Dump frequency.
13992 * predict.c (estimate_bb_frequencies): Export.
13993 * predict.h (estimate_bb_frequencies): Declare.
13994 * tree-inline.c (copy_bb): Watch overflows.
13995 (expand_call_inline): Update call of cgraph_create_edge.
13996 (optimize_inline_calls): Use TODO flags to update frequnecies.
13997 * passes.h: Include predict.h
13998 (init_optimization_passes): Move profile ahead.
13999 (execute_function_todo): Handle TODO_rebuild_frequencies.
14001 2007-02-09 Roger Sayle <roger@eyesopen.com>
14003 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14004 the insbl or inswl pattern into a register.
14006 2007-02-09 Roger Sayle <roger@eyesopen.com>
14008 * config/ia64/ia64.md (bswapdi2): New define_insn.
14010 2007-02-09 Richard Henderson <rth@redhat.com>
14012 * config/i386/constraints.md (Ym): New constraint.
14013 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14014 (movdi_1_rex64): Split sse and xmm general register moves from
14015 memory move alternatives. Use conditional register constraints.
14016 (movsf_1, movdf_integer): Likewise.
14017 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14018 (movdf_integer_rex64): New.
14019 (pushsf_rex64): Fix output constraints.
14020 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14021 (sse2_stored): Likewise.
14022 (sse2_storeq_rex64): New.
14023 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14024 amd and not generic.
14025 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14026 for optimize_size. Remove SF/DFmode hack.
14028 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14030 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14033 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14034 Richard Sandiford <richard@codesourcery.com>
14036 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14037 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14038 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14039 m68k/t-mlib to tmake_file.
14040 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14041 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14042 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14043 Allow it to be cf or m68k. Set m68k_arch_family. If that
14044 variable is not empty, add t-$m68k_arch_family to tmake_file.
14045 Add t-mlibs to tmake_file.
14046 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14047 * config/m68k/t-cf: New file.
14048 * config/m68k/t-m68k: Likewise.
14049 * config/m68k/t-mlibs: Likewise.
14050 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14051 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14052 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14053 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14054 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14056 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14057 (INSTALL_LIBGCC): Delete.
14058 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14059 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14060 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14061 (M68K_MLIB_CPU): Define.
14062 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14063 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14064 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14066 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14067 Richard Guenther <rguenther@suse.de>
14069 PR middle-end/23361
14070 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14071 against INT_MIN/INT_MAX.
14072 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14073 file if a loop is removed.
14075 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14077 * calls.c (store_one_arg): Pass correct alignment to
14078 emit_push_insn for non-BLKmode values.
14079 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14080 unaligned stack slot via a suitably aligned slot.
14082 2007-02-08 DJ Delorie <dj@redhat.com>
14084 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14086 (legal_subregs): Use unsigned char, make const.
14087 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14089 2007-02-08 Paul Brook <paul@codesourcery.com>
14091 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14092 special interworking needed.
14094 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14096 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14097 conditional to __SSE2__.
14098 (Entries below should have been added to first ChangeLog
14099 entry for amdfam10 dated 2007-02-05)
14100 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14102 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14104 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14107 2007-02-08 DJ Delorie <dj@redhat.com>
14109 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14110 * config/m32c/m32c.c (legal_subregs): New.
14111 (m32c_illegal_subreg_p): New.
14112 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14113 unsupported subregs of hard regs.
14115 2007-02-08 Jan Hubicka <jh@suse.cz>
14117 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14118 the same one; always update histograms.
14120 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14122 * passes.c (init_optimization_passes): Tidy comment.
14124 2007-02-08 Roger Sayle <roger@eyesopen.com>
14126 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14127 strip zero_extend, bswap and rotates from POCOUNT's argument.
14128 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14129 zero_extend and rotates from PARITY's argument.
14130 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14131 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14132 of an integer constant at compile-time.
14134 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14137 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14139 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14142 * tree-ssa-live.c (remove_unused_locals): Do not remove
14143 TREE_ADDRESSABLE variables.
14144 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14145 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14146 FOR_CLOBBER. Update all users.
14147 If VAR has an associated alias set, add a virtual operand for
14148 it if no alias is found to conflict with the memory reference.
14150 2007-02-07 Jan Hubicka <jh@suse.cz>
14151 Robert Kidd <rkidd@crhc.uiuc.edu>
14153 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14155 2007-02-07 Ian Lance Taylor <iant@google.com>
14157 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14159 2007-02-07 Roger Sayle <roger@eyesopen.com>
14161 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14162 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14163 tablejumpdi, movsi_to_cr_one): Remove constraints from
14164 define_expand's match_operands.
14166 2007-02-07 Roger Sayle <roger@eyesopen.com>
14168 * global.c (compute_regsets): Move declatation of "i" inside of
14169 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14171 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14174 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14175 of INDIRECT_REF <RESULT_DECL>.
14177 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14179 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14180 Kaz Kojima <kkojima@gcc.gnu.org>
14183 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14185 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14187 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14189 * doc/loop.texi: Document possibility not to perform disambiguation
14190 of loops with multiple latches.
14191 * cfgloopmanip.c (alp_enum_p): Removed.
14192 (add_loop): Handle subloops. Use get_loop_body_with_size.
14193 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14194 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14195 the new forwarder block.
14196 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14197 Handle the case latch is NULL.
14198 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14199 modifications when marking loop exits.
14200 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14202 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14203 disambiguate_loops_with_multiple_latches.
14204 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14205 before fix_loop_structure.
14206 * cfgloop.c: Include pointer-set.h and output.h.
14207 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14208 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14209 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14210 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14211 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14212 disambiguate_multiple_latches, get_loop_body_with_size,
14213 disambiguate_loops_with_multiple_latches): New functions.
14214 (flow_loop_dump): Dump multiple latch edges.
14215 (flow_loop_nodes_find): Handle loops with multiple latches.
14216 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14217 (glb_enum_p): Modified.
14218 (get_loop_body): Use get_loop_body_with_size.
14219 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14220 (AVOID_CFG_MODIFICATIONS): New constant.
14221 (disambiguate_loops_with_multiple_latches, add_loop,
14222 get_loop_body_with_size): Declare.
14223 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14225 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14227 PR inline-asm/28686
14228 * global.c (compute_regsets): New function.
14229 (global_alloc): Refactored ELIMINABLE_REGSET
14230 and NO_GLOBAL_ALLOC_REGS computation out.
14231 (rest_of_handle_global_alloc): Call compute_regsets()
14232 for non-optimizing case.
14234 2007-02-06 Richard Henderson <rth@redhat.com>
14236 * config/i386/constraints.md (Y2): Rename from Y.
14237 (Yi): New constraint.
14238 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14239 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14240 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14241 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14242 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14243 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14244 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14245 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14246 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14247 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14248 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14249 vec_extractv2si_1): Change Y constraints to Y2.
14250 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14251 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14252 Change Y constraints to Y2.
14253 (sse2_loadld): Change Y constraints to x.
14255 2007-02-06 Roger Sayle <roger@eyesopen.com>
14257 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14258 (parity<mode>2): New define_expand using rs6000_emit_parity.
14259 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14260 rs6000_emit_parity): New functions.
14261 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14262 rs6000_emit_parity): Prototype here.
14264 2007-02-06 Ian Lance Taylor <iant@google.com>
14266 * lower-subreg.c (simple_move_operand): Reject CONST.
14267 (resolve_clobber): Call validate_change rather than directly
14268 assigning to XEXP (pat, 0).
14270 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14272 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14273 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14274 (tree-cfg.o): Remove hashtab.h dependency.
14276 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14277 (struct ivopts_data): Change niters to pointer_map_t.
14278 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14279 (niter_for_exit): Create pointer_map on demand. Change for
14281 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14282 (free_loop_data): Destroy data->niters if created and reset field.
14283 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14284 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14286 * tree-ssa-reassoc.c: Include pointer-set.h.
14287 (bb_rank): Change to long *.
14288 (operand_rank): Change to pointer_map_t.
14289 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14290 (insert_operand_rank): Accept long.
14291 (operand_entry_hash, operand_entry_eq): Remove.
14292 (get_rank): Return long. Adjust for changes above.
14293 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14295 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14297 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14298 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14299 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14301 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14302 directly since it cannot be NULL.
14303 (get_vi_for_tree): Rewrite for pointer_map API.
14304 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14305 (init_alias_vars): Create vi_for_tree as pointer_map.
14306 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14308 * tree-cfg.c: Don't include hashtab.h.
14309 (edge_to_cases): Declare as pointer_map.
14310 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14312 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14313 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14314 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14316 (record_switch_edge): Delete.
14317 (get_cases_for_edge): Adjust for pointer_map API, inline
14318 record_switch_edge (rewritten for new API), remove goto.
14320 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14322 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14323 * tree-nested.c: Include pointer-set.h.
14324 (var_map_elt, var_map_eq, var_map_hash): Delete.
14325 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14326 to pointer_map_t's.
14327 (nesting_info_bitmap_obstack): New.
14328 (lookup_field_for_decl): Adjust for pointer_map API.
14329 (lookup_tramp_for_decl): Adjust for pointer_map API.
14330 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14331 (get_local_debug_decl): Adjust for pointer_map API.
14332 (convert_nl_goto_reference): Adjust for pointer_map API.
14333 (convert_nl_goto_receiver): Adjust for pointer_map API.
14334 (create_nesting_tree): Create outside GGC space. Create bitmap on
14335 the new obstack. Create field_map and var_map as pointer_maps.
14336 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14338 (lower_nested_functions): Move root here, no need to NULL it.
14339 Initialize and release the obstack.
14341 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14343 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14344 Remove prototypes and make them non-static.
14345 (struct tree_int_map): Remove.
14346 * tree.h (struct tree_int_map): Move here, turning TO into an
14348 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14350 * tree.h (TREE_COMPLEXITY): Remove.
14351 (struct tree_exp): Remove complexity field.
14352 * tree.c (build1_stat): Don't set it.
14354 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14355 Victor Kaplansky <victork@il.ibm.com>
14357 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14358 (vect_is_simple_reduction): Support reduction with induction as
14359 one of the operands.
14360 (vect_is_simple_iv_evolution): Fix formatting.
14361 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14362 formatting. Don't mark induction phis for vectorization.
14363 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14364 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14365 (vect_get_vec_def_for_operand): Support induction.
14366 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14368 (vectorizable_reduction): Support reduction with induction as one of
14370 (vectorizable_type_demotion): Use def-type of stmt argument rather
14371 than dummy def-type.
14373 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14374 flag_tree_scev_cprop.
14375 * common.opt (tree-scev-cprop): New flag.
14377 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14378 call to vect_get_new_vect_var.
14380 2007-02-06 Ira Rosen <irar@il.ibm.com>
14382 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14383 vectype is not NULL.
14384 (vect_pattern_recog_1): Likewise.
14386 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14388 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14389 (fold_negate_expr): Likewise.
14391 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14394 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14395 even if cv-qualification is the same.
14397 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14399 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14400 __enable_execute_stack on completion.
14402 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14404 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14405 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14406 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14407 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14408 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14409 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14410 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14411 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14413 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14415 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14416 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14417 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14418 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14419 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14420 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14421 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14422 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14423 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14424 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14425 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14426 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14427 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14428 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14429 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14430 sqrtextenddfxf2_i387): Added amdfam10_decode.
14432 * config/i386/athlon.md (athlon_idirect_amdfam10,
14433 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14434 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14435 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14436 athlon_ivector_store_amdfam10): New define_insn_reservation.
14437 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14440 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14442 * config/i386/athlon.md (athlon_call_amdfam10,
14443 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14444 define_insn_reservation.
14445 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14446 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14447 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14451 * config/i386/athlon.md (athlon_sseld_amdfam10,
14452 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14453 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14455 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14457 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14458 define_insn_reservation.
14459 * config/i386/i386.md (sseins): Added sseins to define_attr type
14460 and define_attr unit.
14461 * config/i386/sse.md: Set type attribute to sseins for insertq
14464 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14466 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14467 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14468 ssecomi_load_amdfam10, ssecomi_amdfam10,
14469 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14470 define_insn_reservation.
14471 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14473 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14475 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14476 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14477 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14478 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14479 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14480 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14481 define_insn_reservation.
14483 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14484 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14485 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14486 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14487 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14489 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14491 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14492 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14493 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14494 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14495 athlon_ssemul_load_k8): Added amdfam10.
14497 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14499 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14500 (x86_sse_unaligned_move_optimal): New variable.
14502 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14504 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14505 for unaligned vector SSE double/single precision loads for AMDFAM10.
14507 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14509 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14510 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14511 Define TARGET_CPU_DEFAULT_amdfam10.
14512 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14513 (processor_type): Add PROCESSOR_AMDFAM10.
14515 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14516 processor_type in config/i386/i386.h.
14517 Enable imul peepholes for TARGET_AMDFAM10.
14519 * config.gcc: Add support for --with-cpu option for amdfam10.
14521 * config/i386/i386.c (amdfam10_cost): New variable.
14522 (m_AMDFAM10): New macro.
14523 (m_ATHLON_K8_AMDFAM10): New macro.
14524 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14525 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14526 x86_promote_QImode, x86_integer_DFmode_moves,
14527 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14528 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14529 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14530 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14531 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14532 Enable/disable for amdfam10.
14533 (override_options): Add amdfam10_cost to processor_target_table.
14534 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14535 processor_alias_table.
14536 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14537 (ix86_adjust_cost): Add code for amdfam10.
14539 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14541 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14542 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14543 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14544 * config/i386/i386.h: Add builtin definition for SSE4A.
14545 * config/i386/i386.md: Add support for ABM instructions
14546 (popcnt and lzcnt).
14547 * config/i386/sse.md: Add support for SSE4A instructions
14548 (movntss, movntsd, extrq, insertq).
14549 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14550 Add -march=amdfam10 flag.
14551 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14552 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14554 * doc/extend.texi: Add documentation for SSE4A builtins.
14556 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14558 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14560 2007-02-05 Richard Guenther <rguenther@suse.de>
14562 * tree-vectorizer.h (vectorizable_function): Add argument type
14563 argument, change return type.
14564 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14565 * tree-vect-transform.c (vectorizable_function): Handle extra
14566 argument, return vectorized function decl.
14567 (build_vectorized_function_call): Remove.
14568 (vectorizable_call): Handle calls with result and argument types
14569 differing. Handle loop vectorization factor correctly.
14570 * targhooks.c (default_builtin_vectorized_function): Adjust for
14572 * targhooks.h (default_builtin_vectorized_function): Likewise.
14573 * target.h (builtin_vectorized_function): Add argument type
14575 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14576 extra argument, allow vectorizing of lrintf.
14577 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14578 documentation of target hook.
14580 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14583 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14584 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14585 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14587 2007-02-05 Roger Sayle <roger@eyesopen.com>
14589 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14590 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14591 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14592 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14593 before canonicalizing sincos to cexpi.
14594 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14596 2007-02-05 Roger Sayle <roger@eyesopen.com>
14598 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14599 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14600 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14602 2007-02-05 Roger Sayle <roger@eyesopen.com>
14604 * mips-tfile.c (initialize_init_file): Correct endianness test.
14606 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14608 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14609 the 'y' constraint.
14611 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14613 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14614 saves in a PARALLEL before the register assignments.
14616 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14618 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14619 DWARF_FRAME_RETURN_COLUMN to be a general register.
14620 * dwarf2out.c (init_return_column_size): New function, split from...
14621 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14622 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14623 to be nongeneral registers.
14624 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14626 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14627 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14629 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14631 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14633 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14635 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14636 (remove_path): Use can_remove_branch_p and remove_branch instead
14637 of loop_delete_branch_edge.
14638 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14639 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14640 Update profile using scale_dominated_blocks_in_loop.
14641 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14642 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14643 (can_remove_branch_p, remove_branch): Declare.
14644 * tree-cfg.c (tree_can_remove_branch_p): New function.
14645 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14646 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14647 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14649 2007-02-05 Jan Hubicka <jh@suse.cz>
14651 PR middle-end/30696
14652 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14653 nodes in cgraph, don't remove offline copy of the function.
14655 2007-02-04 Jan Hubicka <jh@suse.cz>
14657 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14658 vectors might cause maybe_lookup_element_for_expr to be called
14659 on non-sra-candidate.
14661 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14663 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14664 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14665 spelling conventions.
14667 2007-02-04 Richard Guenther <rguenther@suse.de>
14669 PR middle-end/30636
14670 * fold-const.c (try_move_mult_to_index): Make sure to not
14671 overflow one dimension of a multi-dimensional array access.
14673 2007-02-04 Jan Hubicka <jh@suse.cz>
14675 * passes.c (init_optimization_passes): Reindent.
14677 2007-02-04 Jan Hubicka <jh@suse.cz>
14678 Eric Botcazou <ebotcazou@adacore.com>
14680 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14681 (execute_fixup_cfg): Break out the abnormal goto code.
14682 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14683 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14684 (optimize_inline_calls): Call make_nonlocal_label_edges.
14686 2007-02-04 Jan Hubicka <jh@suse.cz>
14688 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14689 true when something was changed.
14690 (rename_ssa_copies): When something was changed, do
14691 TODO_remove_unused_locals.
14692 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14693 add TODO_remove_unused_locals when instruction was removed.
14695 2007-02-04 Jan Hubicka <jh@suse.cz>
14697 * ipa-inline.c (try_inline): Improve debug output; work on already
14699 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14700 call try_inline for already inlined edges too when flattening;
14701 inline also functions that make callee growth but overall unit size
14704 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14706 * config/m32c/bitops.md, config/m32c/jump.md,
14707 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14708 config/m32r/m32r.h, config/m32r/m32r.md,
14709 config/m32r/predicates.md, config/m68hc11/larith.asm,
14710 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14711 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14712 config/mips/mips-protos.h, config/mips/mips.c,
14713 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14714 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14715 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14716 spelling conventions.
14718 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14719 Follow spelling conventions.
14721 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14723 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14724 warn about C++0x compatibility.
14726 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14728 * config/h8300/h8300.c, config/h8300/h8300.h,
14729 config/h8300/h8300.md: Follow spelling conventions.
14731 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14733 PR middle-end/30667
14734 * combine.c (try_combine): Do not substitute source operand
14735 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14737 2007-02-03 Jan Hubicka <jh@suse.cz>
14739 PR gcov-profile/30650
14740 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14741 do not divide by zero for never executed counters.
14742 (tree_find_values_to_profile): Fix counters.
14743 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14745 2007-02-03 Ian Lance Taylor <iant@google.com>
14747 * lower-subreg.c (simple_move_operand): New static function,
14748 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14750 (simple_move): Call simple_move_operand.
14751 (find_decomposable_subregs): Add special handling of MEMs.
14752 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14753 meaning of return value. If we see a hard register, test whether
14754 it can store a word_mode value. Change all callers.
14756 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14758 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14759 ftrapv insns and expanders.
14760 (subdi3): Change define_expand operand 1 to arith11_operand, and
14761 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14762 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14763 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14766 PR middle-end/30174
14767 * varasm.c (notice_global_symbol): Treat global objects as weak when
14768 flag_shlib is true.
14770 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14772 * emit-rtl.c (dconstpi): Delete.
14773 (dconstsqrt2): New.
14774 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14775 * real.h (dconstpi): Delete.
14776 (dconstsqrt2): New.
14777 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14778 (fold_builtin_hypot): Likewise.
14780 2007-02-03 Tom Tromey <tromey@redhat.com>
14783 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14784 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14786 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14788 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14789 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14790 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14791 config/rs6000/cell.md, config/rs6000/darwin.h,
14792 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14793 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14794 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14795 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14796 typos. Follow spelling conventions.
14797 * doc/invoke.texi: Follow spelling conventions.
14799 2007-02-03 Roger Sayle <roger@eyesopen.com>
14801 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14802 canonicalization transformations that attempt to simplify integer
14803 constant comparisons to become comparisons against zero.
14805 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14807 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14809 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14810 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14812 2007-02-02 Mike Stump <mrs@apple.com>
14814 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14815 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14816 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14817 generate a branch island.
14819 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14821 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14822 (xtensa_legitimate_address_p): New.
14823 (xtensa_legitimize_address): New.
14824 (xtensa_output_addr_const_extra): New.
14825 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14827 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14828 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14829 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14830 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14831 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14832 (xtensa_legitimize_address): New.
14833 (xtensa_output_addr_const_extra): New.
14835 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14837 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14839 2007-02-02 Ian Lance Taylor <iant@google.com>
14841 * expmed.c (expand_divmod): Add comment.
14843 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14845 * emit-rtl.c (renumber_insns): Remove.
14846 * flags.h: Remove the extern for flag_renumber_insns.
14847 * rtl.h: Remove the prototype for renumber_insns.
14848 * toplev.c (flag_renumber_insns): Remove.
14850 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14852 Revert for x86 darwin:
14853 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14855 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14856 code before the following patch under TARGET_MACHO.
14857 (ix86_function_value_regno_p): Likewise.
14859 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14861 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14864 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14867 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14868 loads to general or fp registers. Add comments.
14869 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14871 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14873 * pointer-set.c (insert_aux): Only return insertion slot.
14874 (pointer_set_insert): Adjust.
14875 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14876 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14877 pointer_map_traverse): New.
14878 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14879 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14880 pointer_map_contains, pointer_map_traverse): Declare.
14882 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14884 PR middle-end/30473
14885 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14886 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14888 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14890 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14892 (struct _dep): New type.
14893 (dep_t): New typedef.
14894 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14895 (DEP_STATUS): New access macro. The macro with the same name was
14896 renamed to DEP_LINK_STATUS.
14897 (dep_init): Declare function
14899 (struct _dep_link): New type.
14900 (dep_link_t): New typedef.
14901 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14902 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14903 (DEP_LINK_STATUS): New macro.
14904 (debug_dep_links): New debug function.
14906 (struct _deps_list): New type.
14907 (deps_list_t): New typedef.
14908 (DEPS_LIST_FIRST): New access macro.
14909 (FOR_EACH_DEP_LINK): New cycle macro.
14910 (create_deps_list, free_deps_list, delete_deps_list): Declare
14912 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14913 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14914 (copy_deps_list_change_con): Ditto.
14916 (move_dep_link): Declare function.
14918 (struct _dep_node): New type.
14919 (dep_node_t): New typedef.
14920 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14922 (struct haifa_insn_data.back_deps): New field to hold backward
14923 dependencies of the insn.
14924 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14926 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14927 Change its type to deps_list_t.
14928 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14929 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14930 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14932 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14934 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14936 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
14938 (dep_cost): Declare.
14940 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14941 (ds_to_dk, dk_to_ds): New functions.
14943 (init_dep_1): New static function.
14944 (init_dep): New function.
14945 (copy_dep): New static function.
14947 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14949 (detach_dep_link): New static function.
14950 (move_dep_link): New function.
14952 (dep_links_consistent_p, dump_dep_links): New static functions.
14953 (debug_dep_links): New debugging function.
14955 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14957 (alloc_deps_list, init_deps_list): New static functions.
14958 (create_deps_list): New function.
14959 (clear_deps_list): New static function.
14960 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14961 (deps_list_consistent_p, dump_deps_list): New static functions.
14962 (debug_deps_list): New function.
14963 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14965 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14967 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14968 use new scheduler dependencies lists.
14969 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14970 (sched_analyze): Ditto. Initialize dependencies lists.
14971 (add_forw_dep, compute_forward_dependences): Update to use new
14972 scheduler dependencies lists.
14974 (init_dependency_caches): Init deps_obstack.
14975 (free_dependency_caches): Free deps_obstack.
14977 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14978 new scheduler dependencies lists.
14979 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14980 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14982 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14983 Update to use new scheduler dependencies lists.
14984 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14985 (debug_dependencies): Ditto.
14986 (schedule_region): Update comments.
14988 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14989 scheduler dependencies lists.
14990 (schedule_ebb): Update comments.
14992 * rtl.def (DEPS_LIST): Remove.
14994 * lists.c (unused_deps_list): Remove.
14995 (free_list): Update assertions.
14997 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14998 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15000 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15001 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15003 * haifa-sched.c (comments): Update.
15004 (insn_cost1): Remove. Inline the code into insn_cost ().
15005 (insn_cost): Update to use new scheduler dependencies lists. Move
15006 processing of the dependency cost to dep_cost ().
15007 (dep_cost): New function. Use it instead of insn_cost () when
15008 evaluating cost of the dependency. Use compatible interface to
15009 interact with the target.
15010 (priority): Update to use new scheduler dependencies lists.
15011 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15012 with greater number of insns that depend on the insn.
15013 (schedule_insn): Update to use new scheduler dependencies lists. Add
15014 code to free backward dependencies lists. Inline and optimize code
15015 from resolve_dep () - see PR28071.
15016 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15017 lists. Update call to targetm.sched.is_costly_dependence hook.
15019 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15020 scheduler dependencies lists.
15022 (resolve_dep): Remove. Move the logic to schedule_insn ().
15023 (init_h_i_d): Initialize dependencies lists.
15025 (process_insn_depend_be_in_spec): Rename to
15026 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15027 dependencies lists.
15028 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15029 Update to use new scheduler dependencies lists.
15030 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15032 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15033 new scheduler dependencies lists.
15034 (build_intra_loop_deps): Ditto.
15036 * target.h (struct _dep): Declare to use in
15037 gcc_target.sched.is_costly_dependence.
15038 (struct gcc_target.sched.adjust_cost): Fix typo.
15039 (struct gcc_target.sched.is_costly_dependence): Change signature to
15040 use single dep_t parameter instead of an equivalent triad.
15041 (struct gcc_target.sched.adjust_cost_2): Remove.
15043 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15045 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15047 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15049 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15051 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15052 (REG_DEP_TRUE): Document.
15054 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15055 Change signature to correspond to the targetm.sched.adjust_cost hook.
15056 Update use in TARGET_SCHED_ADJUST_COST_2.
15057 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15058 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15059 new scheduler dependencies lists.
15060 (ia64_gen_check): Ditto.
15062 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15063 scheduler dependencies lists.
15065 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15066 signature to correspond to the targetm.sched.is_costly_dependence hook.
15067 (is_costly_group): Update to use new scheduler dependencies lists.
15069 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15070 instead of INSN_COST () macro.
15072 2007-02-01 Ian Lance Taylor <iant@google.com>
15074 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15076 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15078 * pa.md (tp_load): Correct mfctl instruction syntax.
15080 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15082 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15083 altivec_padding_size calculation on AIX. Improve comment, add
15084 assert to verify that it's right.
15086 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15089 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15091 PR inline-asm/28686
15092 * global.c (global_alloc): Add mising initialization of
15095 2007-02-01 Roger Sayle <roger@eyesopen.com>
15097 * alias.c (init_alias_analysis): Correct whitespace.
15098 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15099 partition_hot_cold_basic_blocks): Likewise.
15100 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15101 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15102 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15103 fold_builtin_snprintf_chk, fold_builtin_printf,
15104 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15105 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15106 * cfgcleanup.c (cleanup_cfg): Likewise.
15107 * cfgexpand.c (tree_expand_cfg): Likewise.
15108 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15109 * function.c (get_next_funcdef_no): Likewise.
15110 * gengtype.c (main): Likewise.
15111 * genmodes.c (main): Likewise.
15112 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15113 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15114 * ifcvt.c (noce_emit_move_insn): Likewise.
15115 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15117 * stor-layout.c (get_best_mode): Likewise.
15118 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15119 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15120 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15121 perform_var_substitution, solve_graph): Likewise.
15122 * tree-vrp.c (vrp_finalize): Likewise.
15124 2007-02-01 Ian Lance Taylor <iant@google.com>
15126 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15127 high part of a paradoxical subreg, return a constant zero.
15129 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15131 * toplev.c (lang_dependent_init): Call init_set_costs.
15132 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15134 2007-02-01 Richard Guenther <rguenther@suse.de>
15136 PR middle-end/30656
15137 * fold-const.c (fold_negate_expr): Allow negating a
15138 constant if overflow does not change.
15140 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15142 * doc/c-tree.texi (Expression trees): Improve markup.
15143 * doc/tm.texi (Register Classes, Addressing Modes)
15144 (Floating Point): Fix spacing after abbreviations. Fix some
15147 2007-02-01 Ben Elliston <bje@au.ibm.com>
15149 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15150 * doc/contrib.texi: Likewise.
15151 * doc/install.texi: Likewise.
15153 2007-01-31 Richard Henderson <rth@redhat.com>
15154 Ian Lance Taylor <iant@google.com>
15156 * lower-subreg.c: New file.
15157 * rtl.def (CONCATN): Define.
15158 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15159 pass_lower_subreg2.
15160 * emit-rtl.c (update_reg_offset): New static function, broken out
15161 of gen_rtx_REG_offset.
15162 (gen_rtx_REG_offset): Call update_reg_offset.
15163 (gen_reg_rtx_offset): New function.
15164 * regclass.c: Revert patch of 2006-03-05, restoring
15166 (clear_reg_info_regno): New function.
15167 * dwarf2out.c (concatn_loc_descriptor): New static function.
15168 (loc_descriptor): Handle CONCATN.
15169 * common.opt (fsplit_wide_types): New option.
15170 * opts.c (decode_options): Set flag_split_wide_types when
15172 * timevar.def (TV_LOWER_SUBREG): Define.
15173 * rtl.h (gen_reg_rtx_offset): Declare.
15174 (reg_scan_update): Declare.
15175 * regs.h (clear_reg_info_regno): Declare.
15176 * tree-pass.h (pass_lower_subreg): Declare.
15177 (pass_lower_subreg2): Declare.
15178 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15179 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15180 -fsplit-wide-types.
15181 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15182 * Makefile.in (OBJS-common): Add lower-subreg.o.
15183 (lower-subreg.o): New target.
15185 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15187 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15189 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15192 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15194 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15196 PR middle-end/29335
15197 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15199 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15201 * cfgloop.h: Include vec-prim.h.
15202 (enum li_flags): Remove LI_ONLY_OLD.
15203 (loop_iterator): Changed.
15204 (fel_next, fel_init): Iterate over loop tree.
15205 (FOR_EACH_LOOP_BREAK): New macro.
15206 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15208 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15209 * modulo-sched.c (sms_schedule): Ditto.
15210 * tree-vectorizer.c (vectorize_loops): Ditto.
15211 * doc/loop.texi: Update information on loop numbering and behavior of
15212 FOR_EACH_LOOP wrto new loops.
15213 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15214 add_to_evolution_1): Test nestedness of loops instead of comparing
15216 * tree-chrec.c (chrec_fold_plus_poly_poly,
15217 chrec_fold_multiply_poly_poly, chrec_evaluate,
15218 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15219 reset_evolution_in_loop): Ditto.
15220 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15222 2007-01-31 Dirk Mueller <dmueller@suse.de>
15224 * c-common.c (warn_about_parentheses): Separate warning about
15225 un-parenthized sequence of comparison operators from the one
15226 which is supposed to warn about x <= y <= z.
15228 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15230 * optabs.h (enum optab_index): Add new OTI_isinf.
15231 (isinf_optab): Define corresponding macro.
15232 * optabs.c (init_optabs): Initialize isinf_optab.
15233 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15235 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15236 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15238 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15239 expand_builtin_interclass_mathfn.
15240 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15241 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15242 (fxam<mode>2_i387): New insn pattern.
15243 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15244 built-in functions as x87 inline asm.
15246 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15248 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15250 2007-01-30 Eric Christopher <echristo@apple.com>
15252 * config.gcc: Add geode.
15254 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15256 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15257 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15258 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15259 value-prof.c: Fix comment typos.
15261 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15264 * doc/invoke.texi (Wpointer-arith): Document warning.
15266 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15268 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15269 the list of discrepancies from the draft TR.
15271 2007-01-30 Dirk Mueller <dmueller@suse.de>
15274 * doc/invoke.texi (-Wreturn-type): Update description to
15275 match new behavior.
15277 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15279 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15281 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15283 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15284 to handle optabs that operate on floating point input argument and
15285 output to integer output.
15286 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15287 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15288 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15289 expand_builtin_interclass_mathfn ().
15290 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15291 (ilogbsi2): Remove.
15292 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15293 ilogbl built-in functions as x87 intrinsics.
15295 2007-01-30 Richard Guenther <rguenther@suse.de>
15297 PR middle-end/27657
15298 * dwarf2out.c (reference_to_unused): Query varpool if the
15299 variable was output.
15301 2007-01-30 Richard Guenther <rguenther@suse.de>
15303 PR middle-end/30313
15304 * passes.c (execute_one_pass): Reset in_gimple_form to not
15305 confuse non-unit-at-a-time mode.
15307 2007-01-29 Roger Sayle <roger@eyesopen.com>
15308 Richard Guenther <rguenther@suse.de>
15310 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15311 avoid undefined behaviour on overflow. Use force_fit_type_double
15312 to construct the constant with the specified TREE_OVERFLOW.
15314 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15316 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15317 * config/dfp-bit.h: Ditto.
15319 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15321 * c-decl.c (pop_scope): Replace warnings with call to
15322 warn_for_unused_label.
15323 * c-common.h (warn_for_unused_label): Declare.
15324 * c-common.c (warn_for_unused_label): Define.
15326 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15328 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15331 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15333 * Makefile.in (USER_H): Remove decfloat.h.
15334 * ginclude/decfloat.h: Delete, moving contents to ...
15335 * ginclude/float.h: Add support for decimal floating point,
15336 guarded by __STDC_WANT_DEC_FP__.
15338 2007-01-29 Mike Stump <mrs@apple.com>
15340 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15341 Analysis and Representation to resolve case insensitive conflict.
15342 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15344 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15346 * tree.h (struct tree_memory_tag): Add aliases member.
15347 (MTAG_ALIASES): New macro.
15348 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15349 (add_may_alias): Remove pointer-set. Update for may_aliases being
15351 (mark_aliases_call_clobbered): Update for may_aliases being a
15353 (compute_tag_properties): Ditto.
15354 (create_partition_for): Ditto.
15355 (compute_memory_partitions): Ditto.
15356 (dump_may_aliases_for): Ditto.
15357 (is_aliased_with): Ditto.
15358 (add_may_alias_for_new_tag): Ditto.
15359 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15360 (compute_is_aliased): New function.
15361 (compute_may_aliases): Call compute_is_aliased).
15362 (init_alias_info): Initialize alias_bitmap_obstack.
15363 (union_alias_set_into): New function.
15364 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15365 (have_common_aliases_p): Rewrite to take two bitmaps and use
15367 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15368 Update for bitmaps.
15369 (finalize_ref_all_pointers): Update for add_may_alias changes.
15370 (new_type_alias): Ditto.
15371 * tree-flow-inline.h (may_aliases): Return a bitmap.
15372 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15373 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15374 may_aliases being a bitmap.
15375 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15376 may_aliases now returns a bitmap.
15377 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15379 * tree-ssa-operands.c (add_virtual_operand): Update for
15380 may_aliases being a bitmap.
15382 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15384 PR tree-optimization/30630
15385 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15386 variable as changed.
15388 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15391 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15392 expanded only once even if an error occurs.
15394 2007-01-29 Ben Elliston <bje@au.ibm.com>
15396 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15397 (__gcov_average_profiler): Likewise.
15398 (__gcov_ior_profiler): Likewise.
15399 (__gcov_merge_ior): Likewise.
15401 2007-01-28 Jan Hubicka <jh@suse.cz>
15403 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15404 * value-prof.c (stringop_block_profile): Likewise.
15406 2007-01-28 Jan Hubicka <jh@suse.cz>
15408 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15409 Add variant handling histograms; add wrapper.
15410 (clear_storage_via_libcall): Export.
15411 (emit_block_move_hints): Break out from ...; add histograms.
15412 (emit_block_move): ... this one.
15413 (clear_storage_hints): Break out from ...; add histograms.
15414 (clear_storage): ... this one.
15415 (set_storage_via_memset): Handle histogram.
15416 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15417 (clear_storage_hints, clear_storage_via_libcall): Declare.
15418 (set_storage_via_setmem): Update prototype.
15419 * doc/md.texi (movmem, setmem): Document new arguments.
15421 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15422 Add new histograms.
15423 (stringop_block_profile): New global function.
15424 (tree_stringops_values_to_profile): Profile block size and alignment.
15425 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15427 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15428 (stringop_block_profile): Declare.
15429 * builtins.c: Include value-prof.h.
15430 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15431 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15432 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15433 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15434 * profile.c (instrument_values): Add new counters.
15435 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15437 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15438 (tree_init_edge_profiler): Build new profilers.
15439 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15440 (pass_tree_profile): Add dump.
15441 (tree_profile_hooks): Update.
15442 * Makefile.in (LIBGCOV): Add new constants.
15443 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15444 __gcov_ior_profiler): New.
15445 * i386.md (movmem/setmem expanders): Add new optional arguments.
15447 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15449 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15451 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15453 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15454 (tree_unswitch_single_loop): Pass eni_size_weights to
15455 tree_num_loop_insns.
15456 * tree-ssa-loop-manip.c: Include tree-inline.h.
15457 (can_unroll_loop_p): Pass eni_size_weights to
15458 tree_num_loop_insns.
15459 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15460 Pass eni_size_weights to estimate_num_insns.
15461 * tree.h (init_inline_once): Export.
15462 * toplev.c (backend_init): Call init_inline_once.
15463 * cgraphunit.c (cgraph_process_new_functions,
15464 cgraph_analyze_function): Pass eni_inlining_weights to
15465 estimate_num_insns.
15466 * ipa-inline.c (compute_inline_parameters): Ditto.
15467 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15468 to estimate_num_insns.
15469 (try_unroll_loop_completely): Pass eni_size_weights to
15470 tree_num_loop_insns.
15471 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15472 ot estimate_num_insns.
15473 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15474 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15475 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15476 eni_time_weights): New variables.
15477 (init_inline_once): Initialize them.
15478 (struct eni_data): Mew.
15479 (estimate_num_insns_1, estimate_num_insns): Use weights.
15480 * tree-inline.h (struct eni_weights_d): New.
15481 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15482 (estimate_num_insns): Declaration changed.
15483 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15484 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15485 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15487 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15489 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15490 relations in the conflict function is valid.
15492 2007-01-27 Ian Lance Taylor <iant@google.com>
15494 * common.opt: Add fstrict-overflow.
15495 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15496 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15497 (TYPE_OVERFLOW_UNDEFINED): Define.
15498 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15500 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15501 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15502 (fold_negate_expr): Likewise.
15503 (make_range): Likewise.
15504 (extract_muldiv_1): Likewise.
15505 (maybe_canonicalize_comparison): Likewise.
15506 (fold_comparison): Likewise.
15507 (fold_binary): Likewise.
15508 (tree_expr_nonnegative_p): Likewise.
15509 (tree_expr_nonzero_p): Likewise.
15510 * tree-vrp.c (compare_values): Likewise.
15511 (extract_range_from_binary_expr): Likewise.
15512 (extract_range_from_unary_expr): Likewise.
15513 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15515 (nowrap_type_p): Likewise.
15516 * tree-scalar-evolution.c (simple_iv): Likewise.
15517 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15518 (build_range_check): Likewise.
15519 (extract_muldiv_1): Likewise.
15520 (fold_comparison): Likewise.
15521 * tree-vrp.c (vrp_int_const_binop): Likewise.
15522 (extract_range_from_unary_expr): Likewise.
15523 * convert.c (convert_to_integer): Likewise.
15524 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15525 (fold_comparison): Likewise.
15526 (fold_binary): Likewise.
15527 * optabs.c (optab_for_tree_code): Likewise.
15528 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15529 * simplify-rtx.c (simplify_const_relational_operation): Check
15530 flag_strict_overflow and flag_trapv.
15531 (simplify_const_relational_operation): Likewise.
15532 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15533 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15536 2007-01-27 Roger Sayle <roger@eyesopen.com>
15538 * tree.c (tree_fold_gcd): Delete.
15539 * tree.h (tree_fold_gcd): Remove prototype.
15540 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15541 test whether one constant integer is a multiple of another. Instead
15542 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15543 * fold-const.c (multiple_of_p): We've determined both TOP and
15544 BOTTOM are integer constants so we can call int_const_binop directly
15545 instead of the more generic const_binop.
15547 2007-01-27 Roger Sayle <roger@eyesopen.com>
15549 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15550 1*X check that the constant hasn't overflowed, to preserve the
15552 (round_up): Provide an efficient implementation when rouding-up an
15553 INTEGER_CST to a power-of-two.
15555 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15557 * doc/sourcebuild.texi: Add comma for clarity.
15558 * doc/extend.texi: Fix some typos.
15559 * doc/passes.texi: Likewise.
15560 * doc/cppinternals.texi: Likewise.
15561 * doc/c-tree.texi: Likewise.
15562 * doc/tree-ssa.texi: Likewise.
15563 * doc/install.texi: Likewise.
15565 2007-01-27 Jan Hubicka <jh@suse.cz>
15567 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15568 (pass_sra): Do not require alias information.
15569 * passes.c (init_optimization_passes): Add SRA
15571 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15573 * tracer.c (rest_of_handle_tracer): We already cleaned
15574 up the CFG in tracer() so don't do it here again.
15575 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15576 cleanup_cfg here, either. And don't call renumber_insns.
15578 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15579 and BB_HEAD are in the insn stream here. Instead make sure
15580 that BB_INSN is valid on all insns. Also, do check here that
15581 there are no pending branch predictions...
15582 (rtl_verify_flow_info): ...instead of doing it here. Checks
15583 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15586 2007-01-26 Roger Sayle <roger@eyesopen.com>
15588 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15589 function to simplify/factorize operand order canonicalization.
15590 (ix86_fixup_binary_operands): Reorganize using the above function.
15591 (ix86_binary_operator_ok): Likewise.
15593 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15595 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15596 file scope from optimize_attrs.
15597 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15599 (optimize_attrs): Clear insn_code_values after freeing it.
15601 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15603 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15604 a parts.base assignment.
15606 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15608 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15609 (compute_subscript_distance, initialize_data_dependence_relation,
15610 finalize_ddr_dependent, analyze_ziv_subscript,
15611 analyze_siv_subscript_cst_affine,
15612 compute_overlap_steps_for_affine_univar,
15613 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15614 analyze_siv_subscript, analyze_miv_subscript,
15615 analyze_overlapping_iterations, subscript_dependence_tester_1,
15616 compute_self_dependence, free_dependence_relation): Work
15617 with affine_fn instead of chrecs.
15618 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15619 common_affine_function, affine_function_base,
15620 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15621 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15622 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15623 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15624 (all_chrecs_equal_p): Removed.
15625 * tree-data-ref.h (affine_fn, conflict_function): New types.
15626 (struct subscript): Change type of conflicting_iterations_in_a
15627 and conflicting_iterations_in_b.
15629 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15632 * config/pa/pa.h (TARGET_HPUX_11): New.
15633 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15634 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15636 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15637 Richard Guenther <rguenther@suse.de>
15639 * tree-ssa-structalias.c (solve_graph): Handle case
15640 we merged the variable to another.
15642 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15644 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15647 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15648 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15650 2007-01-25 DJ Delorie <dj@redhat.com>
15652 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15653 allow changes to modes which don't fit in those registers.
15655 * reload1.c (choose_reload_regs): Check for invalid subregs before
15656 computing their locations, not after.
15658 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15661 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15662 save Altivec registers in an eh_return function.
15663 (compute_vrsave_mask): Likewise.
15664 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15665 for saving Altivec registers.
15666 (rs6000_emit_prologue): Don't allocate stack twice in
15667 eh_return function. Correct expected value of altivec_save_offset
15668 when using save_world. Describe save of R0 to stack when using
15669 save_world. Describe stack pointer adjustment when using
15670 save_world. Remove duplicated eh_return parameter register saving.
15671 Update sp_offset variable after save_world.
15672 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15674 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15675 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15678 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15680 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15682 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15685 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15686 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15688 2007-01-25 Richard Guenther <rguenther@suse.de>
15690 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15691 * common.opt (-Wcoverage-mismatch): New warning option.
15692 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15693 if -Wcoverage-mismatch is given.
15695 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15697 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15698 (ipcp_driver): Change to static definition.
15699 Add dumping of the ifunctions.
15700 (constant_val_insert): Remove unused parameter. Support for SSA.
15701 (ipcp_propagate_const): Support for SSA.
15702 (ipcp_profile_bb_print): Print only analyzed nodes.
15703 (ipcp_replace_map_create): Remove support for Fortran constant
15705 * ipa-prop.c (ipa_method_modify_stmt,
15706 ipa_callsite_compute_param): Support for SSA.
15707 * ipa-prop.h (ipcp_driver): Remove declaration.
15708 (IS_VALID_TREE_MAP_INDEX): Add define.
15710 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15712 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15714 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15716 PR middle-end/30447
15717 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15718 constant argument to cabs and do it without checking for
15719 -funsafe-math-optimizations.
15721 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15723 * c-common.h (RID_FIRST_CXX0X): New.
15724 (RID_LAST_CXX0X): New.
15725 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15727 * c.opt (Wc++0x-compat): New.
15728 * doc/invoke.texi (-Wc++0x-compat): Document.
15730 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15732 * builtins.c (fold_builtin_carg): New.
15733 (fold_builtin_1): Use it.
15735 2007-01-24 Jan Hubicka <jh@suse.cz>
15737 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15739 * ipa-inline.c (initial_insns, max_insns): Delete.
15740 (compute_max_insns): New function.
15741 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15742 amount of insns as base for code growth.
15743 (cgraph_decide_inlining): Make initial_insns local; do not compute
15745 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15746 * doc/invoke.texi (inline-unit-growth): Update docs.
15748 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15750 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15751 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15752 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15753 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15754 for CPUs that have PTA_CX16 set.
15756 PR middle-end/27416
15757 * gimplify.c (omp_check_private): New function.
15758 (gimplify_scan_omp_clauses): Use it for
15759 firstprivate/lastprivate/reduction.
15761 PR middle-end/30494
15762 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15763 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15765 PR middle-end/30421
15766 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15767 If lower_lastprivate_clauses emits some statements, append them
15768 to dlist rather than body_p and to body_p append an initializer.
15769 (lower_omp_for): Adjust caller.
15771 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15773 * target.h (globalize_decl_name): New.
15774 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15775 * output.h (default_globalize_decl_name): New.
15776 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15778 (globalize_decl): Ditto.
15779 (default_globalize_decl_name): New.
15780 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15781 (ia64_handle_version_id_attribute): New.
15782 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15783 (ia64_asm_output_external): Use globalize_decl_name instead
15784 of globalize_label.
15785 * doc/extend.texi (version_id): New pragma.
15786 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15788 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15790 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15791 _uleb128_t and _Unwind_SWord with _sleb128_t.
15792 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15793 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15795 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15796 * unwind-pe.h (read_uleb128, read_sleb128,
15797 read_encoded_value_with_base): Likewise.
15798 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15800 2007-01-24 Richard Guenther <rguenther@suse.de>
15802 * builtins.c (expand_builtin_cexpi): Get the fndecl
15803 for cexp in the correct way.
15805 2007-01-24 Jan Hubicka <jh@suse.cz>
15807 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15810 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15812 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15813 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15814 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15815 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15816 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15817 __SIZEOF_PTRDIFF_T__.
15818 * doc/cpp.texi: Documentation for the new builtin macros added.
15820 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15822 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15823 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15824 instead of operands[2] to avoid access past the end of array.
15826 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15828 * reload1.c (emit_reload_insns): Pass the reload register
15829 for a non-spill output reload through forget_old_reloads_1.
15831 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15833 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15834 _SOFT_DOUBLE if doubles use software floating-point.
15835 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15836 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15837 * config/rs6000/darwin-ldouble.c: Also compile functions for
15838 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15839 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15840 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15841 commented-out long double override.
15842 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15843 * config/rs6000/eabispe.h: Likewise.
15844 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15845 long double for non-SPE.
15846 (rs6000_handle_option): Likewise.
15847 (invalid_e500_subreg): Disallow more subregs involding DImode,
15848 DFmode, TImode or TFmode.
15849 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15851 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15853 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15854 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15856 (rs6000_legitimate_address): Also check for TFmode for E500
15858 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15859 (spe_build_register_parallel): Handle TFmode and TCmode.
15860 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15862 (function_arg): Handle TFmode and TCmode for E500 double.
15863 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15865 (print_operand): Handle TFmode and TImode for %y.
15866 (rs6000_generate_compare): Handle TFmode comparisons for E500
15868 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15869 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15870 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15871 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15872 TFmode for E500 double.
15873 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15874 (floatsidf2): Enable for E500 double.
15875 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15876 (extenddftf2): Change to extenddftf2_fprs.
15877 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15878 depending on TARGET_E500_DOUBLE.
15879 (extendsftf2): Enable for E500 double.
15880 (trunctfdf2): Enable for E500 double.
15881 (trunctfsf2): Change to trunctfsf2_fprs.
15882 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15883 depending on TARGET_E500_DOUBLE.
15884 (floatsitf2): Enable for E500 double.
15885 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15886 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15887 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15888 (negtf2): Change to negtf2_internal.
15889 (negtf2): New expander.
15890 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15891 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15892 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15893 (movdi_internal32): Use rs6000_nonimmediate_operand.
15894 (unnamed splitter): Likewise.
15895 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15896 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15897 (SPE64TF, DITI): New mode macros.
15898 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15901 (frob_<mode>_di_2): New.
15902 (frob_tf_di_8_2): New.
15903 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15905 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15907 (frob_ti_<mode>_8_2): New.
15908 (frob_ti_tf_2): New.
15909 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15910 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15912 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15913 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15914 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15915 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15916 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15917 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15920 2007-01-23 Ian Lance Taylor <iant@google.com>
15922 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15924 (OBJS-archive): Reformat, alphabetize.
15925 (OBJS): Change out_object_file to OBJS-md.
15927 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15929 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15930 JUMP_P and CALL_P predicates where applicable.
15931 * config/i386/i386.c: Ditto.
15932 * config/i386/i386.md: Ditto.
15933 * config/i386/mmx.md: Ditto.
15934 * config/i386/predicates.md: Ditto.
15936 2007-01-22 Andreas Schwab <schwab@suse.de>
15938 * config/m68k/m68k.h: Fix comment.
15940 2007-01-22 Jan Hubicka <jh@suse.cz>
15942 * passes.c (init_optimization_passes): Do not rerun
15943 pass_early_warn_uninitialized.
15945 2007-01-22 Richard Guenther <rguenther@suse.de>
15947 PR tree-optimization/30038
15948 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15950 (execute_cse_sincos_1): Likewise.
15951 (execute_cse_sincos): Likewise.
15952 (gate_cse_sincos): Likewise.
15953 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15954 the cexpi() canonicalization of sincos().
15955 * tree-pass.h (pass_cse_sincos): Declare.
15956 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15958 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15960 PR rtl-optimization/29329
15961 * combine.c (replaced_rhs_insn): Rename to i2mod.
15962 (replaced_rhs_value): Rename to i2mod_new_rhs.
15963 (i2mod_old_rhs): New global variable.
15964 (combine_instructions): Adjust for above change. Save a copy of
15965 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15966 note are substituted in the second instruction.
15967 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15968 ditch the note if it pertains to the second eliminated register
15969 and this register is mentioned in i2mod_old_rhs.
15972 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15974 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15975 the insn to which the note was originally attached.
15977 2007-01-21 Jan Hubicka <jh@suse.cz>
15979 * ipa-inline.c (inlining_mode): Comment, move up.
15980 (cgraph_decide_inlining_incrementally): Do not perform inlining
15981 itself; fix handling of flattening of self recursive functions.
15982 (cgraph_find_cycles): Remove.
15983 (cgraph_flatten_node): Remove.
15984 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15985 (try_inline): New function.
15986 (cgraph_early_inlining): Update call of
15987 cgraph_decide_inlining_incrementally. Apply inlining here.
15988 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15990 2007-01-21 Dirk Mueller <dmueller@suse.de>
15993 * tree-vrp.c (check_array_bounds): do not warn
15994 about ADDR_EXPR's of ARRAY_REF's which are immediately
15995 used in binary expressions.
15997 2007-01-21 Ira Rosen <irar@il.ibm.com>
15999 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16000 read_write_dep and macros for its access.
16001 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16002 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16003 argument, call vect_check_interleaving for every independent pair of
16004 data-refs. Mark loads that access the same memory location as a store
16006 (vect_check_dependences): Remove.
16007 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16008 call, fix the call to vect_analyze_data_ref_dependence.
16009 (vect_analyze_data_ref_access): For statements that access the same
16010 data-ref, check that they are not stores; for loads, check that there
16011 is no store that access the same location.
16013 2007-01-20 Roger Sayle <roger@eyesopen.com>
16014 Joseph Myers <joseph@codesourcery.com>
16016 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16017 (-fdump-rtl-stack): Likewise.
16018 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16019 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16020 (-mpt-fixed): Use @minus{} for minus sign.
16021 (Using Precompiled Headers): Fix under/overfull hbox.
16023 2007-01-20 Jan Hubicka <jh@suse.cz>
16025 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16026 place within annotation.
16028 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16030 * pa.c (output_move_double): Change array size of xoperands to 4.
16032 2007-01-20 Jan Hubicka <jh@suse.cz>
16034 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16037 2007-01-19 Ian Lance Taylor <iant@google.com>
16039 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16040 constant to unsigned HOST_WIDE_INT before negating.
16042 2007-01-19 Ian Lance Taylor <iant@google.com>
16044 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16046 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16047 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16048 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16049 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16050 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16051 (realloc_vdef, realloc_vuse): Change second parameter to
16053 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16054 fields to unsigned.
16055 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16056 unsigned. Change x and lim locals to unsigned.
16057 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16059 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16060 (copy_virtual_operands): Change i and n locals to unsigned.
16062 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16064 PR middle-end/29335
16065 * builtins.c (fold_builtin_1): Handle builtin fdim.
16067 2007-01-20 Jan Hubicka <jh@suse.cz>
16069 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16070 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16071 init_alias_heapvars.
16072 (init_alias_heapvars): Initialize only when not already initialized.
16073 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16075 2007-01-19 Roger Sayle <roger@eyesopen.com>
16077 * common.opt (fsigned-zeros): New command line option.
16078 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16079 of flag_unsafe_math_optimizations.
16080 * opts.c (set_fast_math_flags): The -ffast-math command line option
16081 implies -fno-signed-zeros.
16082 (fast_math_flags_set_p): Likewise.
16084 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16085 the documentation of -ffast-math appropriately. Wrap long lines.
16087 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16089 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16090 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16092 2007-01-19 Tomas Bily <tbily@suse.cz>
16094 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16096 (tree_init_ic_make_global_vars): New function
16097 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16098 (tree_gen_ic_profiler): New function
16099 (tree_gen_ic_func_profiler): New function
16100 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16101 (tree_profile_hooks): Added hook for indirec/virtual calls
16102 * value-prof.c (tree_find_values_to_profile): New case for
16104 (tree_values_to_profile): Call for determining indirect/virtual
16106 (tree_indirect_call_to_profile): New function
16107 (tree_ic_transform): New function
16108 (tree_ic): New function
16109 (find_func_by_pid): New function
16110 (init_pid_map): New function
16111 (tree_value_profile_transformations): Added check for
16112 indirect/virtual call transformation
16113 * value-prof.h (enum hist_type): New counter type for
16114 indirect/virtual calls
16115 (profile_hooks): Added new hook for profiling indirect/virtual
16117 * profile.c (instrument_values): New case for indirect/virtual
16119 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16120 (GCOV_COUNTER_V_INDIR): New counter type
16121 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16122 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16124 * cgraph.c: Definition of cgraph_max_pid
16125 (cgraph_create_node): Default init of pid attribute
16126 * cgraph.h: Declaration of cgraph_max_pid
16127 (struct cgraph_node): Added pid attribute
16128 * libgcov.c (__gcov_indirect_call_profiler): New function
16129 (__gcov_one_value_profiler_body): New function
16130 (__gcov_one_value_profiler): Body was moved to
16131 __gcov_one_value_profiler_body and calls it
16133 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16135 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16136 * gengtype.c (write_types_data, write_func_for_structure,
16137 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16138 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16139 (walk_type, write_func_for_structure): Generate the mark_hook if
16142 2007-01-19 Jan Hubicka <jh@suse.cz>
16144 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16145 'early' argument take inlining mode argument specifying whether to
16146 inline for size/speeed or all functions; add support for flattening;
16148 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16150 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16153 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16154 the name of the declared identifier.
16156 2007-01-19 Dirk Mueller <dmueller@suse.de>
16158 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16159 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16160 duplicate evaluation.
16162 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16164 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16165 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16166 to XFMode, use acosxf2 and truncate result to requested mode.
16167 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16168 (asin<mode>2): Similarly, with asin expanders.
16169 (*fscalexf4_i387): Rename from *fscalexf4.
16170 (expNcorexf3): New expander.
16171 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16172 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16173 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16174 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16175 patterns for SSE math.
16176 (exp10<mode>2): Similarly, with exp10 expanders.
16177 (exp2<mode>2): Similarly, with exp2 expanders.
16178 (expm1<mode>2): Similarly, with expm1 expanders.
16179 (ldexp<mode>3): Similarly, with ldexp expanders.
16180 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16181 Use gen_truncxf<mode>2_i387_noop to truncate result.
16183 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16185 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16186 for ColdFire targets.
16188 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16189 Richard Sandiford <richard@codesourcery.com>
16191 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16192 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16193 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16194 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16195 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16196 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16198 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16200 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16201 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16202 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16203 (*adddi_dilshr32_cf): New pattern.
16204 (adddi3, subdi3): Remove first alternatives.
16206 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16208 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16209 implemented using move.l, do not use its cc result for floating-point
16212 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16214 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16215 from accepting 's' constraints if flag_pic.
16217 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16219 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16220 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16221 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16222 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16224 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16226 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16227 ColdFire alternatives.
16228 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16229 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16230 architectures that support ff1 instruction.
16232 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16233 Julian Brown <julian@codesourcery.com>
16235 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16236 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16237 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16240 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16242 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16244 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16245 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16246 HOST_WIDE_INT instead of an rtx.
16247 (m68k_rtx_costs): Update call accordingly.
16248 (output_move_const_into_data_reg): Likewise. Fix formatting.
16249 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16251 (output_move_simode_const): Update calls after above changes.
16252 Rework to use automatic variables and predicates like MEM_P.
16253 * config/m68k/m68k.md (pushexthisi_const): Update call to
16256 2007-01-19 Dirk Mueller <dmueller@suse.de>
16258 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16259 in dump_flags test.
16261 2007-01-19 Richard Guenther <rguenther@suse.de>
16263 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16264 via cexp in case sincos is not available.
16266 2007-01-19 Richard Guenther <rguenther@suse.de>
16268 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16269 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16270 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16271 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16272 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16273 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16274 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16275 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16277 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16279 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16281 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16282 (atan2xf3): Directly generate RTL pattern.
16283 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16284 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16285 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16286 disable patterns for SSE math.
16287 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16288 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16289 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16290 disable patterns for SSE math.
16292 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16294 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16296 2007-01-18 Roger Sayle <roger@eyesopen.com>
16298 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16299 VIEW_CONVERT_EXPR to the same type as it's operand.
16301 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16303 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16304 configured for long double 128.
16306 2007-01-18 Mike Stump <mrs@apple.com>
16308 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16311 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16313 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16316 2007-01-18 Jan Hubicka <jh@suse.cz>
16318 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16319 greater than NUM_VOP_FREE_BUCKETS.
16321 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16323 * tree-ssa-structalias.c: Update comments.
16324 (ptabitmap_obstack): Removed.
16325 (pta_obstack): New.
16326 (oldpta_obstack): Ditto.
16327 (stats): Add a few members.
16328 (struct variable_info): Remove node, complex, address_taken, and
16329 indirect_target members. Add oldsolution member.
16330 (new_var_info): Do not initialize removed members.
16331 (constraint_expr_type): Remove INCLUDES.
16332 (constraint_graph): Add size, implicit_preds, rep,
16333 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16334 (FIRST_REF_NODE): New macro.
16335 (LAST_REF_NODE): Ditto.
16336 (FIRST_ADDR_NODE): Ditto.
16337 (find): New function.
16339 (dump_constraint): Do not handle INCLUDES.
16340 (insert_into_complex): Do not insert duplicate constraints.
16341 (condense_varmap_nodes): Renamed and rewritten into ...
16342 (merge_node_constraints): This. Also fix bug in handling of
16343 offseted copy constraints.
16344 (clear_edges_for_node): No longer need to deal with preds at all,
16345 or removing associated preds/succs.
16346 (merge_graph_nodes): Deal with indirect_cycles.
16347 Don't deal with predecessors.
16348 (add_implicit_graph_edge): New function.
16349 (add_pred_graph_edge): Ditto.
16350 (add_graph_edge): Don't deal with predecessors.
16351 (build_constraint_graph): Removed.
16352 (build_pred_graph): New function.
16353 (build_succ_graph): Ditto.
16354 (struct scc_info): Removed in_component. Added roots, dfs, and
16355 node_mapping. Remove visited_index, unification_queue.
16356 (scc_visit): Deal with union-find we do now.
16357 Deal with cycles with REF nodes.
16358 (collapse_nodes): Renamed and rewritten to ...
16359 (unify_nodes): This.
16360 (process_unification_queue): Removed.
16361 (topo_visit): Cleanup
16362 (do_da_constraint): Use find.
16363 (do_sd_constraint): Ditto.
16364 (do_ds_constraint): Ditto.
16365 (do_complex_constraint): Ditto.
16366 (init_scc_info): Update for removed and added members.
16367 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16368 (find_indirect_cycles): This.
16369 (equivalence_class): New variable.
16370 (label_visit): New function.
16371 (perform_variable_substitution): Rewritten.
16372 (free_var_substitution_info): New function.
16373 (find_equivalent_node): Ditto.
16374 (move_complex_constraints): Ditto.
16375 (eliminate_indirect_cycles): Ditto.
16376 (solve_graph): Only propagate changed bits.
16377 Use indirect cycle elimination.
16379 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16380 (tree_id_eq): Renamed to ...
16381 (tree_vi_eq): This. Update for member change
16382 (insert_id_for_tree): Renamed and rewritten to ...
16383 (insert_vi_for_tree): This.
16384 (lookup_id_for_tree): Renamed and rewritten to ...
16385 (lookup_vi_for_tree): This.
16386 (get_id_for_tree): Renamed and rewritten to ...
16387 (get_vi_for_tree): Ditto.
16388 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16389 (process_constraint): Don't handle INCLUDES.
16390 Remove special ADDRESSOF case.
16391 (find_func_aliases): Rewrite to use vi functions instead of id
16393 (create_function_info_for): Ditto.
16394 (create_variable_info_for): Ditto.
16395 (intra_create_variable_infos): Ditto.
16396 (merge_smts_into): Ditto.
16397 (find_what_p_points_to): Ditto.
16398 (init_base_vars): Ditto.
16399 (init_alias_vars): Ditto.
16400 (remove_preds_and_fake_succs): New function.
16401 (dump_sa_points_to_info): Dump new stats.
16402 (dump_solution_for_var): Use find.
16403 (set_used_smts): Fix formatting.
16404 (compute_points_to_sets): Updated for new functions.
16405 (ipa_pta_execute): Ditto.
16407 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16408 Richard Sandiford <richard@codesourcery.com>
16410 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16412 * calls.c (expand_call): If the return value is a PARALLEL,
16413 extract its first member.
16414 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16415 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16416 use FUNCTION_EXTRA_EPILOGUE.
16417 (m68k_function_value): Return a PARALLEL if the return value
16418 is of a pointer type.
16419 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16420 (FUNCTION_EXTRA_EPILOGUE): Remove.
16421 * config/m68k/m68k.md (D0_REG): New constant.
16423 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16425 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16426 output a NOP for empty epilogues.
16428 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16430 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16431 before function. Extend register save check to include all
16432 registers, not just integer ones.
16434 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16436 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16437 (m68k_use_return_insn): ...this.
16438 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16439 * config/m68k/m68k.c (use_return_insn): Rename to...
16440 (m68k_use_return_insn): ...this.
16441 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16442 of USE_RETURN_INSN.
16444 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16446 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16447 nearest even, fix denormal rounding overflow.
16449 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16451 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16452 f%$smove and f%$move.
16453 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16454 (extendsfdf2_cf): Use fdmove instead of f%&move.
16455 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16456 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16458 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16460 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16463 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16465 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16466 (coldfire_single_format): Declare.
16467 (coldfire_double_format): Likewise.
16468 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16469 of qnan_msb_set to determine the lower bits of a canonical
16471 (encode_ieee_double): Likewise.
16472 (encode_ieee_quad): Likewise.
16473 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16474 (mips_single_format): Likewise.
16475 (ieee_double_format): Likewise.
16476 (mips_double_format): Likewise.
16477 (ieee_extended_motorola_format): Likewise.
16478 (ieee_extended_intel_96_format): Likewise.
16479 (ieee_extended_intel_128_format): Likewise.
16480 (ieee_extended_intel_96_round_53_format): Likewise.
16481 (ibm_extended_format): Likewise.
16482 (mips_extended_format): Likewise.
16483 (ieee_quad_format): Likewise.
16484 (mips_quad_format): Likewise.
16485 (vax_f_format): Likewise.
16486 (vax_d_format): Likewise.
16487 (vax_g_format): Likewise.
16488 (i370_single_format): Likewise.
16489 (i370_double_format): Likewise.
16490 (decimal_single_format): Likewise.
16491 (decimal_double_format): Likewise.
16492 (decimal_quad_format): Likewise.
16493 (c4x_single_format): Likewise.
16494 (c4x_extended_format): Likewise.
16495 (real_internal_format): Likewise.
16496 (coldfire_single_format): New real_format.
16497 (coldfire_double_format): Likewise.
16498 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16499 canonical_nan_lsbs_set.
16500 (pdp11_d_format): Likewise.
16501 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16502 if TARGET_COLDFIRE_CPU.
16504 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16506 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16507 (output_call, m68k_legitimize_call_address): Declare.
16508 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16509 parenthesees. Add support for a 'W' constraint.
16510 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16511 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16512 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16513 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16515 (override_options): Initialize them. Do not set flag_no_function_cse
16516 for TARGET_ID_SHARED_LIBRARY.
16517 (m68k_output_pic_call): Delete.
16518 (m68k_legitimize_call_address): New function.
16519 (print_operand): Remove the %o prefix. Handle the %p prefix.
16520 (output_call): New function.
16521 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16522 target address from the GOT if symbolic jumps are not allowed.
16523 * config/m68k/m68k.md (call, general_operand): Do not set
16524 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16525 Merge separate flag_pic and !flag_pic define_insns into...
16526 (*call, *call_value): ...these new patterns. Match the address
16527 rather than the containing MEM and require it to be a call_operand.
16528 Use output_call to generate the asm template.
16529 * config/m68k/predicates.md (const_call_operand): New predicate.
16530 (call_operand): Likewise.
16532 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16534 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16535 (STACK_GROWS_DOWNWARD): Define to 1.
16536 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16537 comments, emphasizing that these values are only defaults.
16538 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16539 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16541 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16543 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16545 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16546 Richard Sandiford <richard@codesourcery.com>
16548 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16549 (FP_REGNO_P): New macros.
16550 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16551 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16552 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16553 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16555 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16557 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16558 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16560 * config/m68k/t-floatlib: New file, extracting common code from...
16561 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16562 * config/m68k/t-uclinux: Here.
16563 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16564 routines on ColdFire targets.
16566 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16568 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16569 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16570 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16571 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16572 explicitly set MOTOROLA to 1.
16573 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16575 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16576 Nathan Sidwell <nathan@codesourcery.com>
16578 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16579 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16580 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16581 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16582 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16583 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16584 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16585 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16586 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16587 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16588 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16589 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16590 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16591 (DBX_REGISTER_NUMBER): Delete.
16592 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16593 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16594 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16596 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16598 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16599 * config/flat.h: New file.
16600 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16601 OBJECT_FORMAT_FLAT.
16602 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16603 indirect references for -msep-data or -mid-shared-library.
16604 Do not use PC-relative code addresses either.
16605 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16607 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16608 for shared libraries and crt1.o for executables. Use crti.o and
16610 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16611 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16612 Do not add -elf2flt or -shared-lib-id options here.
16613 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16614 Pass -shared-lib-id if -mid-shared-library, taking the library
16615 identifier from -mshared-library-id if given, otherwise
16617 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16618 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16619 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16620 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16621 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16622 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16624 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16625 jump sequence for ISA A and ISA A+.
16626 (PICJUMP): Likewise.
16628 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16630 * config.gcc (m68k-*-uclinux*): Base the port on the common
16631 and m68k GNU/Linux files rather than on the generic ELF ones.
16632 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16633 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16635 2007-01-18 Julian Brown <julian@codesourcery.com>
16636 Richard Sandiford <richard@codesourcery.com>
16638 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16639 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16640 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16642 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16643 80 unconditionally.
16644 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16646 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16648 * doc/install.texi: Document m68k-uclinuxoldabi.
16649 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16650 * config/m68k/uclinux-oldabi.h: New file, copied from
16651 config/m68k/uclinux.h.
16653 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16655 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16656 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16657 (m32r_compute_frame_size): Use unsigned for regno.
16658 (m32r_reload_lr): Use gen_frame_mem.
16660 (m32r_output_function_epilogue): Don't output the function epilogue
16662 (m32r_expand_epilogue): New.
16663 (direct_return): Return false if the function has the interrupt
16665 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16666 * config/m32r/m32r.md (epilogue): New expander.
16667 (return_lr, return_rte): New insns.
16668 (return): Make it expander.
16669 (return_normal): New expander.
16671 2007-01-18 Josh Conner <jconner@apple.com>
16674 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16675 support for UNLE, UNLT, UNGE, and UNGT.
16677 2007-01-18 Jan Hubicka <jh@suse.cz>
16679 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16680 * tree-tailcall (add_virtual_phis): Likewise.
16681 (optimize_tail_call): Return TODOs.
16682 (execute_tail_calls): Return TODOs.
16683 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16684 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16686 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16687 Cleanup cfg using TODO.
16688 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16689 * passes.c (execute_function_todo): When cleanup did something, remove
16691 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16692 (make_edges): Don't cleanup_cfg.
16694 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16696 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16697 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16698 operate on the top of stack.
16699 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16700 register handling of instructions that output to the second
16702 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16703 (move_for_stack_reg): Special-case check for dead destination
16704 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16706 * config/i386/i386.md (UNSPEC_TAN): New constant.
16707 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16708 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16709 to correctly model move of constant 1.0 to top stack slot.
16710 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16711 (unnamed peephole2 pattern): Remove corresponding peephole2
16712 pattern that optimizes tan insn and loading of constant 1.0.
16713 (tanxf2): Use fptanxf4_i387.
16714 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16715 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16716 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16717 disable patterns for SSE math.
16718 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16719 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16721 2007-01-18 Dirk Mueller <dmueller@suse.de>
16722 Richard Guenther <rguenther@suse.de>
16725 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16726 * common.opt (Warray-bounds): Add new warning option.
16727 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16729 * Makefile.in: make tree-vrp.o depend on toplev.h
16730 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16732 (check_array_refs, check_array_bounds, check_array_ref): New.
16734 2007-01-18 Jan Hubicka <jh@suse.cz>
16736 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16737 (execute_ssa_ccp): Return flags conditionally.
16738 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16740 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16742 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16744 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16745 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16747 * Makefile.c (GTFILES): Add cfglayout.h.
16748 * gengtype.c (open_base_files): Likewise.
16749 * cfglayout.c (cfg_layout_function_footer,
16750 cfg_layout_function_header) Reindent to make gengtype happy.
16751 * cfglayout.h (cfg_layout_function_footer,
16752 cfg_layout_function_header): Add GTY(()) marker.
16754 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16756 2007-01-18 Ben Elliston <bje@au.ibm.com>
16758 * genautomata.c (write_automata): Include xstrerror output in the
16759 error message if writing the DFA description file fails.
16761 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16763 * config/mips/mips-protos.h (mips_output_external): Make it
16765 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16766 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16767 (extern_list): Likewise.
16768 (extern_head): Likewise.
16769 (TARGET_ASM_FILE_END): Likewise.
16770 (mips_file_end): Likewise.
16771 (mips_output_external): Rewritten.
16773 2007-01-18 Ben Elliston <bje@au.ibm.com>
16775 * genpreds.c (write_insn_preds_c): Only write out the function
16776 body for regclass_for_constraint if we have register constraints.
16778 2007-01-17 Tom Tromey <tromey@redhat.com>
16780 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16781 * doc/install.texi (Testing): Use sourceware.org.
16782 (Binaries): Likewise.
16783 (Specific): Likewise.
16784 * doc/contrib.texi (Contributors): Use sourceware.org.
16786 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16788 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16789 (AVR_ENHANCED): Rename to ...
16790 (AVR_HAVE_MUL): ... new.
16791 (avr_enhanced_p): Rename to ...
16792 (avr_have_mul_p): ... new.
16793 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16794 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16795 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16796 (avr_have_mul_p): ... new.
16797 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16798 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16799 'avr_enhanced_p' and 'enhanced'.
16800 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16801 AVR_HAVE_MUL instead of AVR_ENHANCED.
16802 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16803 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16804 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16805 instead of AVR_ENHANCED.
16806 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16807 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16808 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16810 2007-01-17 Ian Lance Taylor <iant@google.com>
16812 * vec.h (VEC_reserve_exact): Define.
16813 (vec_gc_p_reserve_exact): Declare.
16814 (vec_gc_o_reserve_exact): Declare.
16815 (vec_heap_p_reserve_exact): Declare.
16816 (vec_heap_o_reserve_exact): Declare.
16817 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16819 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16820 negative parameter.
16821 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16822 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16823 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16824 * vec.c (calculate_allocation): Add exact parameter. Change all
16826 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16827 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16828 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16829 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16830 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16831 (vec_heap_p_reserve_exact): New function.
16832 (vec_heap_o_reserve_exact): New function.
16834 2007-01-17 Jan Hubicka <jh@suse.cz>
16836 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16838 2007-01-17 Eric Christopher <echristo@apple.com>
16840 * config.gcc: Support core2 processor.
16842 2007-01-16 Jan Hubicka <jh@suse.cz>
16844 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16845 the names, just unlink the chain so we don't crash on dangling
16849 2007-01-16 Jan Hubicka <jh@suse.cz>
16851 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16852 * tree-pass.h: Reorder to make IPA passes appear toegher.
16853 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16855 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16856 parameters, do not call early inliner.
16857 * ipa-inline.c: Update comments. Include tree-flow.h
16858 (cgraph_decide_inlining): Do not compute inlining parameters.
16859 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16860 be called with function context set up.
16861 (pass_ipa_inline): Remove unreachable functions before pass.
16862 (cgraph_early_inlining): Simplify assuming to be called from the
16864 (pass_early_inline): New pass.
16865 (cgraph_gate_ipa_early_inlining): New gate.
16866 (pass_ipa_early_inline): Turn into simple wrapper.
16867 (compute_inline_parameters): New function.
16868 (gate_inline_passes): New gate.
16869 (pass_inline_parameters): New pass.
16870 (apply_inline): Move here from tree-optimize.c
16871 (pass_apply_inline): New pass.
16872 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16874 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16875 doing them by hand.
16876 (tree_function_versioning): Do not allocate dummy struct function.
16877 * tree-inline.h (optimize_inline_calls): Update prototype.
16878 * tree-optimize.c (execute_fixup_cfg): Export.
16879 (pass_fixup_cfg): Remove
16880 (tree_rest_of_compilation): Do not apply inlines.
16881 * tree-flow.h (execute_fixup_cfg): Declare.
16882 * Makefile.in (gt-passes.c): New.
16883 * passes.c: Include gt-passes.h
16884 (init_optimization_passes): New passes.
16885 (nnodes, order): New static vars.
16886 (do_per_function_toporder): New function.
16887 (execute_one_pass): Dump current pass here.
16888 (execute_ipa_pass_list): Don't dump current pass here.
16890 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16892 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16893 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16895 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16897 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16898 (strong_alias): Define.
16899 (__gcc_qmul): Provide non-FMA for soft-float.
16900 (__gcc_qdiv): Same.
16905 (__gcc_qunord): New.
16915 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16916 soft-float functions.
16917 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16918 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16919 about long double soft float.
16921 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16922 Tehila Meyzels <tehila@il.ibm.com>
16924 * tree-vectorizer.h (is_pattern_stmt_p): New.
16925 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16926 formatting (tabs instead of spaces). Cleanup and clarify setting
16927 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16928 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16929 (vectorizable_type_demotion): Check that types are integral.
16930 (vectorizable_type_promotion): Likewise.
16931 (vectorizable_store): Fix typo. Eliminate new-line at end of
16934 2007-01-16 Jan Hubicka <jh@suse.cz>
16936 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16939 2007-01-15 Eric Christopher <echristo@apple.com>
16941 * ifcvt.c: Include vec.h, vecprim.h.
16942 (check_cond_move_block): New argument regs.
16943 Reorganize. Add registers used to regs.
16944 (cond_move_process_if_block): Use regs set above as
16947 2007-01-15 Eric Christopher <echristo@apple.com>
16949 * config/darwin.h: Update copyright.
16950 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16951 (LINK_COMMAND_SPEC): Add -u.
16952 (LINK_SPEC): Fix umbrella for above.
16954 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16956 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16959 2007-01-15 Tom Tromey <tromey@redhat.com>
16961 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16962 * doc/install.texi (Testing): Don't mention jacks.
16963 (Configuration): Document --enable-java-maintainer-mode. Move
16964 --with-java-home to libgcj-specific section. Document
16966 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16968 2007-01-15 Jan Hubicka <jh@suse.cz>
16970 * tree-ssa-dce.c (DCE_TODOs): New.
16971 (propagate_necessity): Return if something changed.
16972 (eliminate_unnecessary_stmts): Likewise.
16973 (perform_tree_ssa_dce): Return TODO flags when needed.
16974 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16976 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16978 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16979 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16980 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16981 patterns using X87MODEF12 mode macro. Extend operand 1
16982 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16983 (log10<mode>2): Ditto.
16984 (log2<mode>2): Ditto.
16985 (log1p<mode>2): Ditto.
16986 (logb<mode>2): Ditto.
16987 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16988 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16989 (*fxtractxf3_i387): Rename from *fxtractxf3.
16990 (fxtract_extend<mode>xf3_i387): New insn pattern.
16991 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16992 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16993 and gen_fyl2xxf3_i387().
16995 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16997 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16998 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16999 get_loop_exit_edges. Changed return type to bool.
17000 * cfgloop.h (fix_loop_placement): Declaration removed.
17002 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17004 * param.h (MIN_VECT_LOOP_BOUND): New.
17005 * params.def (MIN_VECT_LOOP_BOUND): New.
17006 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17007 argument - minimum threshold for number of iterations.
17008 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17009 argument to declaration.
17010 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17011 MIN_VECT_LOOP_BOUND.
17012 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17013 slpeel_tree_peel_loop_to_edge with additional argument.
17014 (vect_do_peeling_for_alignment): Likewise.
17015 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17017 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17020 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17021 operands of size 1.
17023 2007-01-14 Jan Hubicka <jh@suse.cz>
17025 * tree-dfa.c (remove_referenced_var): New function.
17026 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17027 prune referenced vars list too.
17028 * tree-flow.h (remove_referenced_var): Declare.
17030 2007-01-14 Jan Hubicka <jh@suse.cz>
17032 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17034 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17035 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17036 * except.h (verify_eh_throw_table_statements): Kill prototype.
17037 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17038 into call exrepssions.
17039 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17041 * tree-cfg.c: Include pointer-set.h.
17042 (verify_node_sharing): Work on pointer set.
17043 (verify_eh_throw_stmt_node): New.
17044 (verify_stmts): Use pointers sets, verify throw_stmt.
17046 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17048 * ipa-reference.c (analyze_function): Consider also addresses taken
17051 2007-01-12 Roger Sayle <roger@eyesopen.com>
17053 * c-typeck.c (null_pointer_constant_p): Replace use of
17054 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17055 (build_c_cast): Likewise.
17057 2007-01-12 Roger Sayle <roger@eyesopen.com>
17059 * tree.h (force_fit_type_double): Remove unused final argument.
17060 * c-common.c (constant_expression_warning): Replace use of
17061 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17062 (convert_and_check): Likewise.
17063 (shorten_compare): Update call to force_fit_type_double.
17064 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17065 * convert.c (convert_to_pointer): Update call to
17066 force_fit_type_double.
17067 * fold-const.c (force_fit_type_double): Remove overflowed_const
17069 (int_const_binop, fold_convert_const_int_from_int,
17070 fold_convert_const_int_from_real, fold_div_compare,
17071 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17072 fold_abs_const, fold_not_const): Remove the final argument from
17073 calls to force_fit_type_double.
17075 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17077 * configure.ac: Set insn to "nop" for spu-*-* also.
17078 * configure: Regenerate.
17080 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17082 * builtins.def : Add BUILT_IN_FREE.
17084 2007-01-12 Jan Hubicka <jh@suse.cz>
17086 PR tree-optimization/30443
17087 * tree-inline.c (tree_function_versioning): Do not optimize when
17088 cloning for inlining.
17090 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17092 * doc/loop.texi: Document recording of loop exits.
17093 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17094 (update_single_exits_after_duplication,
17095 update_single_exit_for_duplicated_loop,
17096 update_single_exit_for_duplicated_loops): Removed.
17097 (duplicate_loop_to_header_edge): Do not call
17098 update_single_exits_after_duplication and
17099 update_single_exit_for_duplicated_loops.
17100 (loop_version): Do not update single_exit information.
17101 (fix_loop_structure): Use record_loop_exits instead of
17102 mark_single_exit_loops.
17103 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17104 the lists of loop exits.
17105 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17106 split_edge, merge_blocks): Update the lists of loop exits.
17107 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17108 loop_optimizer_init.
17109 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17110 of mark_single_exit_loops.
17111 (loop_optimizer_finalize): Call release_recorded_exits.
17112 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17113 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17114 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17115 update single exit information.
17116 * lambda-code.c (perfect_nestify): Ditto.
17117 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17118 (mark_single_exit_loops): Removed.
17119 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17120 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17121 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17123 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17124 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17125 (verify_loop_structure): Verify consistency of the exit lists.
17126 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17127 (set_single_exit): Removed.
17128 * cfgloop.h (struct loop_exit): New function.
17129 (struct loop): single_exit_ field replaced by exits field.
17130 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17131 LOOPS_HAVE_RECORDED_EXITS.
17132 (struct loops): Added exits hash.
17133 (mark_single_exit_loops, set_single_exit): Declaration removed.
17134 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17136 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17138 * doc/invoke.texi: Avoid use of @headitem.
17140 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17142 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17144 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17146 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17149 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17150 Richard Sandiford <richard@codesourcery.com>
17152 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17153 * config/m68k/m68k.opt: Resort options.
17154 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17156 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17157 Richard Sandiford <richard@codesourcery.com>
17159 * doc/invoke.texi: Document the macros that are defined by
17160 m68k's -mtune and -mhard-float options.
17161 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17162 (m68k_cpp_cpu_family): Likewise.
17163 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17164 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17165 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17166 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17167 (m68k_cpp_cpu_family): Likewise.
17169 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17171 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17172 macros besides mc68000 as tuning macros. Use a switch statement
17173 to set them and mcpu32.
17175 2007-01-12 Julian Brown <julian@codesourcery.com>
17177 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17178 (TARGET_68040_ONLY): Rename to...
17179 (TARGET_68040): ...this.
17180 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17181 * config/m68k/m68k.md: Likewise.
17183 2007-01-12 Julian Brown <julian@codesourcery.com>
17184 Nathan Sidwell <nathan@codesourcery.com>
17185 Richard Sandiford <richard@codesourcery.com>
17187 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17188 the -mcpu= argument associated with the --with-cpu setting.
17189 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17190 if different from the one implied by the -mcpu setting.
17191 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17192 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17193 * doc/invoke.texi: Mention ColdFire in the introduction to the
17194 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17195 -mno-div and -mhard-float options. Make -m68881 a synonym for
17196 -mhard-float. Document the previously-undocumented -m5206e,
17197 -m528x, -m5307 and -m5407 options. Tweak the existing option
17198 documentation for consistency.
17199 * doc/install.texi: Mention new --with-cpu arguments.
17200 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17201 default CPU if neither -mcpu nor -march are specified.
17202 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17203 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17204 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17205 using m68k_tune to decide between families that implement the
17206 same ISA. Use m68k_tune to set __mcfv4e__.
17207 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17208 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17209 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17210 (FL_ISA_C, FL_ISA_MMU): New macros.
17211 (MASK_COLDFIRE): Delete.
17212 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17213 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17214 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17215 (TARGET_HARD_FLOAT): Do not define here.
17216 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17217 (TUNE_68000): New macro.
17218 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17219 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17220 (TUNE_CFV2): Redefine in terms of m68k_tune.
17221 (uarch_type, target_device, fpu_type): New enums.
17222 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17223 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17224 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17225 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17226 (FL_FOR_isa_c): New macros.
17227 (m68k_isa): New enum.
17228 (m68k_target_selection): New structure.
17229 (all_devices, all_isas, all_microarchs): New tables.
17230 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17231 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17232 (MASK_ALL_CPU_BITS): Delete.
17233 (m68k_find_selection): New function.
17234 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17235 Map the legacy target options to a combination of the new ones.
17236 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17237 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17238 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17240 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17241 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17243 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17244 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17245 * config/m68k/m68k-devices.def: New file.
17247 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17248 Nathan Sidwell <nathan@codesourcery.com>
17250 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17251 (SUBTARGET_EXTRA_SPECS): New macros.
17252 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17253 use %(asm_cpu_spec) instead.
17254 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17255 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17256 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17257 (EXTRA_SPECS): Rename to...
17258 (SUBTARGET_EXTRA_SPECS): ...this.
17260 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17261 Richard Sandiford <richard@codesourcery.com>
17262 Julian Brown <julian@codesourcery.com>
17264 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17265 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17266 to the configuration's default CPU.
17267 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17268 Remove default masks.
17269 (m680[012]0-*-*): Set the default with_cpu to the first part of
17271 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17272 (m68k*-*-linux): Extend the --with-cpu handling to...
17273 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17274 and m68010. Don't set target_cpu_default2.
17275 * doc/install.texi: Document --with-cpu for m68k.
17276 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17277 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17278 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17279 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17280 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17281 (ASM_SPEC): Remove use of %(asm_cpu_default).
17282 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17283 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17284 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17285 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17286 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17287 (TARGET_DEFAULT): Delete.
17288 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17289 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17290 (CPP_CPU_SPEC): Delete.
17291 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17292 the appropriate string.
17293 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17294 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17295 (ASM_SPEC): Don't use %(asm_default_spec).
17296 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17297 TARGET_DEFAULT and add MASK_68881.
17298 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17300 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17302 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17303 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17304 MASK_68010 alongside MASK_68020.
17305 * doc/invoke.texi: Document -m68010.
17306 * config/m68k/m68k.opt (m68010): New.
17307 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17309 (TUNE_68010): New macro.
17310 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17311 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17312 (M68K_CPU_m68332): Add MASK_68010.
17313 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17314 fallback definition.
17315 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17317 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17318 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17319 to all entries that use MASK_68020.
17320 (output_move_simode_const, output_move_himode, output_move_qimode)
17321 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17322 instead of TARGET_68020 to select clr behavior. Remove comment
17323 about there being no TARGET_68010.
17324 * config/m68k/m68k.md: Likewise throughout.
17326 2007-01-12 Julian Brown <julian@codesourcery.com>
17328 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17329 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17330 * config/m68k/m68k.md: Likewise.
17332 2007-01-12 Julian Brown <julian@codesourcery.com>
17334 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17335 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17337 2007-01-12 Julian Brown <julian@codesourcery.com>
17339 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17340 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17341 * config/m68k/m68k.md: Likewise.
17343 2007-01-12 Julian Brown <julian@codesourcery.com>
17344 Richard Sandiford <richard@codesourcery.com>
17346 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17347 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17348 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17350 (TARGET_CPU32): Rename to...
17351 (TUNE_CPU32): ...this.
17352 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17353 (TUNE_CFV2): New macros.
17354 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17355 remove conditions that are implied by TARGET_68020.
17356 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17357 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17358 (m68k_output_function_epilogue): Likewise.
17359 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17360 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17361 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17362 non-68000 timings. Refactor multiplication and division costs.
17363 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17364 TUNE_CPU32 instead of TARGET_CPU32.
17365 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17366 and TUNE_68060 instead of TARGET_68060.
17367 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17368 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17370 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17371 && !TARGET_COLDFIRE" to choose between moveq and clr.
17372 Likewise in the unnamed movsf pattern.
17373 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17374 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17377 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17379 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17380 of tabbing before backslashes.
17382 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17384 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17385 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17386 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17388 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17390 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17391 find_interesting_uses_cond.
17392 (find_interesting_uses_cond): Use extract_cond_operands.
17393 (rewrite_use_compare): Use extract_cond_operands and
17394 force_gimple_operand_bsi. Do not call update_stmt.
17395 (determine_use_iv_cost_condition): Use extract_cond_operands.
17396 Return cheaper of using original bound and changing the exit bound.
17398 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17400 PR tree-optimization/29516
17401 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17402 most_expensive_mult_to_index, addr_to_parts,
17403 create_mem_ref, maybe_fold_tmr): Make the type of
17404 fields of TARGET_MEM_REF sizetype.
17405 (move_fixed_address_to_symbol, move_pointer_to_base):
17407 * tree.def (TARGET_MEM_REF): Add comment on types of
17410 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17412 * c-common.c (vector_types_convertible_p): Treat opaque types as
17413 always convertible if they have the same size, but not otherwise.
17415 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17417 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17418 Remove the b_unconditional field.
17419 (noce_try_sign_mask): Do not look at b_unconditional.
17420 (noce_process_if_block): Do not use merge_if_blocks. Update
17421 the CFG here. Do not set b_unconditional.
17422 (cond_move_process_if_block): Likewise.
17423 (find_cond_trap): Likewise.
17424 (check_cond_move_block): Require simple jump insns at the end
17425 of the basic block.
17427 2007-01-11 Jan Hubicka <jh@suse.cz>
17429 PR tree-optimization/1046
17430 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17431 when alias info is not ready.
17432 (pass_tail_recursion): Do not require aliasing.
17433 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17434 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17435 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17436 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17437 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17438 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17439 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17441 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17442 When aliasing is not build, mark statement as volatile.
17444 2007-01-11 Tom Tromey <tromey@redhat.com>
17446 PR preprocessor/15185, PR preprocessor/20989:
17447 * doc/cppopts.texi <-MT>: Update description of algorithm for
17448 computing default target.
17449 <-M, -MD>: Reword "basename" text.
17451 2007-01-11 Roger Sayle <roger@eyesopen.com>
17453 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17454 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17455 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17456 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17457 fold_builtin_bswap, real_constp, fold_builtin_pow,
17458 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17459 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17460 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17461 * convert.c (convert_to_pointer): Likewise.
17462 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17463 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17464 const_binop, fold_convert_const_int_from_int,
17465 fold_convert_const_int_from_real,
17466 fold_convert_const_real_from_real, sign_bit_p,
17467 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17468 fold_sign_changed_comparison, fold_unary, fold_comparison,
17469 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17470 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17471 * print-tree.c (print_node_brief, print_node): Likewise.
17472 * stor-layout.c (place_field, layout_type): Likewise.
17473 * tree-chrec.c (keep_cast): Likewise.
17474 * tree.c (build_vector, build_real, build_real_from_int_cst,
17475 build_complex): Likewise.
17477 2007-01-11 Roger Sayle <roger@eyesopen.com>
17479 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17480 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17482 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17484 * configure.ac (strict1_warn): Rename to strict_warn.
17485 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17486 cc_set_by_configure, quoted_cc_set_by_configure,
17487 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17488 all_boot_languages, all_stagestuff): Remove.
17489 (target_list): Remove bootstrap targets.
17490 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17491 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17492 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17493 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17494 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17495 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17496 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17497 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17498 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17499 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17500 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17501 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17502 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17503 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17504 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17505 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17506 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17507 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17508 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17509 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17510 (mostlyclean): Adjust.
17511 (clean, distclean): Don't mention bootstrap stuff.
17512 * configure: Regenerate.
17513 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17514 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17515 treelang/config-lang.in (stagestuff): Remove.
17516 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17517 stageprofile, stagefeedback, stagestuff): Remove mention.
17519 2007-01-11 Nick Clifton <nickc@redhat.com>
17521 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17523 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17524 (mcore_arith_K_S_operand): Run the test for the S constraint not
17525 the test for the M constraint.
17526 (mcore_addsub_operand): Do not accept integer values that are
17527 larger than 32 bits.
17528 * config/mcore/mcore.md: Remove unused constraints from split.
17529 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17530 (addsi3): Likewise.
17531 (allocate_stack): Likewise.
17532 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17533 operands to 32 bits.
17534 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17536 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17537 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17538 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17539 mcore_output_bclri, mcore_output_andn, output_inline_const,
17540 mcore_output_move, mcore_output_movedouble): Likewise.
17541 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17542 (output_inline_const): Likewise.
17543 (output_inline_const): Fix format strings used in sprintf
17545 * config/mcore/mcore-protos.h: Update prototypes for changed
17546 functions in mcore.c.
17547 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17548 HOST_WIDE_INT and not int.
17549 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17550 CONST_OK_FOR_N): Likewise.
17551 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17552 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17555 2007-01-10 Jan Hubicka <jh@suse.cz>
17557 * tree-vrp.c (remove_range_assertions): Release defs.
17558 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17559 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17561 2007-01-10 Paul Brook <paul@codesourcery.com>
17563 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17564 * config/arm/arm.md (mulsi3subsi): New insn.
17566 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17568 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17569 (tree_transform_and_unroll_loop): New.
17570 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17573 2007-01-10 Robert Kennedy <jimbob@google.com>
17575 * fold-const.c (fold_comparison): Fold comparisons like (x *
17576 1000 < 0) to (x < 0).
17578 2007-01-10 Ian Lance Taylor <iant@google.com>
17580 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17581 operands have the same priority.
17583 2007-01-10 Tom Tromey <tromey@redhat.com>
17585 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17586 (fold_binary): Likewise.
17587 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17588 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17589 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17590 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17591 * langhooks.h (struct lang_hooks): Removed field
17592 'can_use_bit_fields_p'.
17594 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17596 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17598 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17600 * function.c (get_last_funcdef_no): New function.
17601 * function.h (get_last_funcdef_no): Declare.
17602 * tree-inline.c (initialize_cfun): Add initialization.
17603 (tree_function_versioning): Cleanup.
17605 2007-01-10 Jan Hubicka <jh@suse.cz>
17607 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17610 2007-01-10 Sa Liu <saliu@de.ibm.com>
17611 Ben Elliston <bje@au.ibm.com>
17613 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17614 for SAVE_NONLOCAL and Pmode for any other save level.
17615 * spu-protos.h (spu_restore_stack_block): Declare.
17616 * spu.md (save_stack_block): Remove.
17617 (restore_stack_block): Call spu_restore_stack_block.
17618 * spu.c (spu_restore_stack_block): New function.
17619 (spu_expand_epilogue): Remove old comment.
17621 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17623 PR tree-optimization/30322
17624 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17625 (cand_value_at): Return the value as aff_tree.
17626 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17627 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17628 aff_combination_mult): New functions.
17629 (aff_combination_add): Use aff_combination_add_cst.
17630 (aff_combination_convert): Allow conversions to a wider type.
17631 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17632 * tree-affine.h (aff_combination_mult): Declare.
17634 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17636 * doc/tm.texi: Update documentation to reflect reality of exec
17637 and start file search behaviours. Update copyright year.
17638 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17639 header file directories.
17641 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17643 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17644 (*cosxf2): Rename to cosxf2_i387.
17645 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17646 using X87MODEF12 mode macro. Rename patterns to
17647 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17649 (*cosdf2, *cossf2): Ditto.
17650 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17651 to match extended input operands.
17652 (sincos<mode>3): New expander.
17653 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17654 insn patterns and corresponding splitters.
17656 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17658 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17659 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17661 2007-01-09 Nicolas Pitre <nico@cam.org>
17664 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17666 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17668 * target.h (struct gcc_target): New field library_rtti_comdat.
17669 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17670 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17671 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17672 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17674 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17676 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17678 2007-01-08 Richard Guenther <rguenther@suse.de>
17680 * tree.h (force_fit_type_double): Export.
17681 (force_fit_type): Remove.
17682 * fold-const.c (force_fit_type_double): New function.
17683 (force_fit_type): Remove.
17684 (int_const_binop): Use it.
17685 (fold_convert_const_int_from_int): Likewise.
17686 (fold_convert_const_int_from_real): Likewise.
17687 (fold_div_compare): Likewise.
17688 (fold_sign_changed_comparison): Likewise.
17689 (fold_unary): Likewise.
17690 (fold_negate_const): Likewise.
17691 (fold_abs_const): Likewise.
17692 (fold_not_const): Likewise.
17693 * c-common.c (shorten_compare): Use force_fit_type_double.
17694 * convert.c (convert_to_pointer): Likewise.
17696 2007-01-08 Richard Guenther <rguenther@suse.de>
17698 * tree.h (build_int_cst_wide_type): Export.
17699 * tree.c (build_int_cst_wide_type): New function.
17700 (build_int_cst_wide): Fix comment.
17701 * builtins.c (fold_builtin_object_size): Use build_int_cst
17702 to build -1 or 0 of the correct type. Use fit_double_type
17703 to check for overflow.
17704 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17706 (decode_field_reference): Likewise.
17707 (all_ones_mask_p): Likewise.
17708 (native_interpret_int): Use build_int_cst_wide_type.
17709 (fold_binary): Use build_int_cst_type to build an all-ones
17711 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17713 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17715 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17717 2007-01-09 Ben Elliston <bje@au.ibm.com>
17719 * genautomata.c (STATS_OPTION): New option.
17720 (stats_flag): New flag.
17721 (gen_automata_option): Handle it.
17722 (initiate_automaton_gen): Ditto.
17723 (write_automata): Output statistics only if stats_flag is
17724 set. Likewise, output time statistics only if time_flag is set.
17725 * doc/md.texi (Processor pipeline description): Document new flag.
17727 2007-01-08 Richard Guenther <rguenther@suse.de>
17729 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17730 * tree.c (build_int_cst_type): Likewise.
17731 (size_in_bytes): Don't call force_fit_type on the result.
17732 (int_fits_type_p): Use fit_double_type.
17733 * fold-const.c (fit_double_type): New function.
17734 (force_fit_type): Use it.
17735 * tree.h (fit_double_type): Export.
17737 2007-01-08 Jan Hubicka <jh@suse.cz>
17739 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17740 * ipa.c (function_and_variable_visibility): Fix return type.
17742 2007-01-08 Richard Guenther <rguenther@suse.de>
17744 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17745 of offset to build the index.
17746 * tree-pretty-print.c (dump_generic_node): Don't build negated
17747 const just for printing.
17748 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17749 * builtins.c (fold_builtin_int_roundingfn): Check if result
17750 fits the type by using force_fit_type and comparing the result.
17751 * predict.c (predict_loops): Use compare_tree_int for comparison.
17752 * tree.c (build_int_cst): Fall back to integer_type_node for
17754 (build_int_cst_wide): Assert type is non-null.
17756 2007-01-08 Roberto Costa <roberto.costa@st.com>
17758 * tree-vrp.c (extract_range_from_cond_expr): New.
17759 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17760 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17762 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17763 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17764 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17765 used as expressions.
17766 * tree-object-size.c (cond_expr_object_size): New.
17767 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17769 2007-01-08 Jan Hubicka <jh@suse.cz>
17771 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17772 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17775 2007-01-08 Richard Guenther <rguenther@suse.de>
17777 PR tree-optimization/23603
17778 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17779 (extract_range_from_binary): Fall back to truthvalue instead of
17780 varying for TRUTH_*_EXPR.
17781 (extract_range_from_comparison): Fall back to truthvalue instead of
17783 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17784 if all visited PHI values were constant.
17786 2007-01-08 Jan Hubicka <jh@suse.cz>
17788 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17789 (cgraph_analyze_function): break out from ...
17790 (cgraph_finalize_compilation_unit): ... here.
17791 (cgraph_expand_function): Remove forgoten commented out line.
17792 (cgraph_optimize): Analyze functions.
17794 2007-01-08 Jan Hubicka <jh@suse.cz>
17796 * tree-pas.h (TODO_remove_function): New flag.
17797 (TODO_update*): Renumber.
17798 (pass_ipa_increase_alignment,
17799 pass_ipa_function_and_variable_visibility): New passes.
17800 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17801 (cgraph_function_and_variable_visibility): Move to ipa.c
17802 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17803 cgraph_increase_alignment.
17804 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17805 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17806 calling tree-inline.
17807 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17808 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17809 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17810 (gate_increase_alignment): New function.
17811 (pass_ipa_increase_alignment): New pass.
17812 * ipa.c: Inline tree-pass.h and timevar.h
17813 (function_and_variable_visibility): Move here from cgraphunit.c
17814 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17815 * passes.c (init_optimization_passes): Add the two new passes.
17816 (execute_todo): Handle cgraph_remove_functions.
17818 2007-01-08 Nick Clifton <nickc@redhat.com>
17820 * config/frv/predicates.md (reg_or_0_operand): Accept
17823 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17825 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17826 * config.gcc: Add bfin*-rtems*.
17828 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17830 * c.opt: Add -flax-vector-conversions.
17831 * c-typeck.c (convert_for_assignment): Pass flag to
17832 vector_types_convertible_p to allow emission of note.
17833 (digest_init): Likewise.
17834 * c-opts.c: Handle -flax-vector-conversions.
17835 * c-common.c (flag_lax_vector_conversions): New.
17836 (vector_types_convertible_p): Unless -flax-vector conversions
17837 has been passed, disallow conversions between vectors with
17838 differing numbers of subparts and/or element types. If such
17839 a conversion is disallowed, possibly emit a note on the first
17840 occasion only to inform the user of -flax-vector-conversions.
17841 The new last argument specifies this.
17842 * c-common.h (flag_lax_vector_conversions): New.
17843 (vector_types_convertible_p): Add extra argument.
17844 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17845 char_type_node for V*QI type vectors.
17846 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17847 Update to satisfy new typechecking rules.
17848 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17849 C and C++ variants.
17850 * doc/invoke.texi (C Dialect Options): Document
17851 -flax-vector-conversions.
17853 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17855 PR tree-optimization/29877
17856 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17857 a register variable on the RHS to not be replaceable.
17859 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17860 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17861 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17862 const_simm15, const_pow2, const_npow2): Added.
17863 * config/score/misc.md (insv, extv, extzv, movmemsi,
17864 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17865 * config/score/score.c (score_address_cost, score_select_cc_mode):
17867 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17868 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17869 Update score_print_operand.
17870 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17871 Adjust register allocate order and update some macro define.
17872 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17873 mdx_block_move_straight, mdx_block_move_loop_head,
17874 mdx_block_move_loop_body, mdx_block_move_loop_foot,
17875 mdx_block_move_loop, mdx_block_move): Added.
17876 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17877 mdp_limm): Updated and fix some bug and typo.
17878 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17879 (movsf, movdf, doloop_end): Added.
17881 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17883 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17884 config/arm/thumb2.md: Fix comment typos.
17885 * doc/extend.texi: Fix a typo.
17887 2007-01-07 Eric Christopher <echristo@apple.com>
17889 * configure.ac: Check for __stack_chk_fail for darwin.
17890 * configure: Regenerate.
17892 2007-01-07 Richard Guenther <rguenther@suse.de>
17894 * tree-vrp.c (extract_range_from_assert): CSE calls to
17895 compare_values where possible.
17896 (extract_range_from_unary_expr): Likewise.
17898 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17900 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17901 * config/avr/avr.c (call_insn_operand): Delete function.
17902 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17903 instead of register number. Use predicates.
17904 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17905 call_insn_operand): Add.
17907 2007-01-06 Jan Hubicka <jh@suse.cz>
17909 * tree-pass.h (pass_build_cgraph_edges): Declare.
17910 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17911 (visited_nodes): Remove.
17912 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17913 build_cgrpah_edges; make visited_nodes local.
17914 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17915 (record_references_in_initializer): Move to cgraphbuild.c
17916 (initialize_inline_failed, rebuild_cgraph_edges,
17917 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17918 (verify_cgraph_node): Make visited_nodes local.
17919 (cgraph_analyze_function): Do not call cgraph_create_edges and
17920 initialize_inline_failed.
17921 (cgraph_expand_function): Do not call cgraph_lower_function;
17922 assert that function is already lowered.
17923 * Makefile.in (cgraphbuild.o): New.
17924 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17925 at the end of lowering passes.
17927 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17929 * ifcvt.c (cond_move_convert_if_block): New function, code
17930 factored out from...
17931 (cond_move_process_if_block): ...here. Call the new function
17932 on the THEN and ELSE blocks.
17933 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17934 already takes care of this.
17936 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17939 * tree.h (TREE_OVERFLOW_P): New.
17940 * c-typeck.c (parser_build_unary_op): Warn only if result
17941 overflowed and operands did not.
17942 (parser_build_binary_op): Likewise.
17943 (convert_for_assignment): Remove redundant overflow_warning.
17944 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17946 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17948 * c-typeck.c (store_init_value): Split over two lines to follow
17949 the GNU coding style.
17951 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17953 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17954 __GXX_EXPERIMENTAL_CXX0X__.
17955 * doc/cpp.texi: Same.
17957 2007-01-05 Richard Guenther <rguenther@suse.de>
17959 PR middle-end/27826
17960 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17961 with mismatched types. Instead explicitly build a
17962 conversion NOP_EXPR.
17964 2007-01-05 Ian Lance Taylor <iant@google.com>
17966 * c-common.c (decl_with_nonnull_addr_p): New function.
17967 (c_common_truthvalue_conversion): Call it.
17968 * c-typeck.c (build_binary_op): Likewise.
17969 * c-common.h (decl_with_nonnull_addr_p): Declare.
17971 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17974 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17977 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17979 * doc/install.texi (Final install): Document the fact that
17980 the GNAT runtime should not be stripped.
17982 2007-01-04 Jan Hubicka <jh@suse.cz>
17984 * tree-inline.c (fold_marked_statements): Update operand caches
17985 and EH after folding
17987 2007-01-04 Ian Lance Taylor <iant@google.com>
17989 * c-common.c (check_function_nonnull): Whitespace fix.
17991 2007-01-04 Jan Hubicka <jh@suse.cz>
17993 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17994 comitted older version of patch.
17995 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17996 function, celanup cfg and collect garbage.
17998 2007-01-04 Mike Stump <mrs@apple.com>
18000 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18003 2007-01-04 Eric Christopher <echristo@apple.com>
18005 * libgcc2.c (__bswapsi2): Use SItype.
18006 (__bswapdi2): Use DItype.
18007 * libgcc2.h: Update for above.
18009 2007-01-04 Paul Brook <paul@codesourcery.com>
18011 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18012 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18013 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18014 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18015 umulsi3_highpart): Make conditional on !arm_arch6.
18016 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18017 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18018 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18019 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18020 umulsi3_highpart_v6): New insns.
18022 2007-01-04 Roger Sayle <roger@eyesopen.com>
18024 * fold-const.c (fold_convert): When casting an expression to void,
18025 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18026 have a type. Instead of attempting to build a NOP_EXPR, return
18027 these "special" trees directly.
18029 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18031 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18032 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18033 rs6000_cost->fp not 0 as adjustment for outer NEG.
18035 2007-01-04 Jan Hubicka <jh@suse.cz>
18037 * cgraph.c (cgraph_release_function_body): New function.
18038 (cgraph_remove_node): Use it.
18039 * cgraph.h (cgraph_release_function_body): Declare.
18040 * cgraphunit.c (cgraph_expand_function): Use it.
18041 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18042 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18043 is initialized and while compilation of other function is running.
18044 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18045 statement CFG annotations from here to ...
18046 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18048 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18050 * cfgloop.h (enum li_flags): Make the constants powers of two.
18052 2007-01-04 Jan Hubicka <jh@suse.cz>
18054 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18056 (fold_marked_statements): New function.
18057 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18058 * tree-inline.h (copy_body_data): Add statements_to_fold.
18060 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18062 * config.gcc: Mention libgcc/config.host.
18063 * Makefile.in: Update comments mentioning libgcc.
18064 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18065 (all.cross, start.encap, rest.encap, rest.cross): Update
18066 dependencies for libgcc move.
18067 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18068 (clean-target, clean-target-libgcc): Delete.
18069 (srcdirify, GCC_EXTRA_PARTS): New macros.
18070 (libgcc-support, libgcc.mvars): New rules.
18071 (distclean): Remove mention of mklibgcc.
18072 (install): Don't reference INSTALL_LIBGCC.
18073 (install-common): Don't reference EXTRA_PARTS.
18074 (install-libgcc, install-multilib): Delete rules.
18075 * mklibgcc.in: Delete file.
18076 * doc/configfiles.texi: Don't mention mklibgcc.
18078 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18079 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18080 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18081 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18082 (mklibgcc, ldblspecs): Likewise.
18084 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18085 (posixpre.def): Use $(T).
18086 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18087 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18088 (SHLIB_LINK): Make dummy.
18089 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18091 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18093 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18094 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18095 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18096 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18098 * configure.ac (all_outputs): Remove mklibgcc.
18099 * configure: Regenerated.
18101 2007-01-03 Josh Conner <jconner@apple.com>
18103 PR middle-end/29683
18104 * calls.c (compute_argument_addresses): Set stack and stack_slot
18105 for partial args, too.
18106 (store_one_arg): Use locate.size.constant for the size when
18107 generating a save_area.
18109 2007-01-03 Robert Kennedy <jimbob@google.com>
18111 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18112 whose definitions are deleted due to basic block merging.
18114 2007-01-03 Paul Brook <paul@codesourcery.com>
18117 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18119 (use_return_insn): Return 0 for Thumb interrupt functions.
18120 (print_multi_reg): Add rfe argument for IRQ returns.
18121 (arm_output_epilogue): Pop interrupt return address directly into PC.
18122 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18124 2007-01-03 Paul Brook <paul@codesourcery.com>
18126 Merge from sourcerygxx-4_1.
18127 * config/arm/thumb2.md: New file.
18128 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18130 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18131 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18132 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18133 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18135 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18136 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18138 * config/arm/ieee754-sf.S: Ditto.
18139 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18140 (thumb1_base_register_rtx_p): ... to this.
18141 (thumb_index_register_rtx_p): Rename...
18142 (thumb1_index_register_rtx_p): ... to this.
18143 (thumb_output_function_prologue): Rename...
18144 (thumb1_output_function_prologue): ... to this.
18145 (thumb_legitimate_address_p): Rename...
18146 (thumb1_legitimate_address_p): ... to this.
18147 (thumb_rtx_costs): Rename...
18148 (thumb1_rtx_costs): ... to this.
18149 (thumb_compute_save_reg_mask): Rename...
18150 (thumb1_compute_save_reg_mask): ... to this.
18151 (thumb_final_prescan_insn): Rename...
18152 (thumb1_final_prescan_insn): ... to this.
18153 (thumb_expand_epilogue): Rename...
18154 (thumb1_expand_epilogue): ... to this.
18155 (arm_unwind_emit_stm): Rename...
18156 (arm_unwind_emit_sequence): ... to this.
18157 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18158 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18159 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18160 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18161 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18162 thumb2_output_casesi): New functions.
18163 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18164 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18165 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18166 THUMB2_WORK_REGS): Define.
18167 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18168 arm_condexec_mask, arm_condexec_masklen)): New variables.
18169 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18170 (arm_override_options): Check new CPU capabilities.
18171 Set new architecture flag variables.
18172 (arm_isr_value): Handle v7m interrupt functions.
18173 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18175 (const_ok_for_arm): Handle Thumb-2 constants.
18176 (arm_gen_constant): Ditto. Use movw when available.
18177 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18179 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18180 (thumb_find_work_register, arm_load_pic_register,
18181 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18182 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18183 print_multi_reg, output_mov_long_double_fpa_from_arm,
18184 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18185 output_mov_double_fpa_from_arm, output_move_double,
18186 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18187 output_return_instruction, arm_output_function_prologue,
18188 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18189 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18190 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18191 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18192 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18193 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18195 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18196 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18197 (arm_file_start): Output directive for unified syntax.
18198 (arm_unwind_emit_set): Handle stack alignment instruction.
18199 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18200 Add v6t2, v7, v7a, v7r and v7m.
18201 (RETLDM): Add Thumb-2 code.
18202 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18203 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18204 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18205 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18206 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18207 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18208 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18209 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18210 ADJUST_INSN_LENGTH): Define.
18211 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18212 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18213 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18214 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18215 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18216 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18217 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18218 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18219 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18220 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18221 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18222 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18223 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18224 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18225 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18226 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18227 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18229 * config/arm/arm-tune.md: Regenerate.
18230 * config/arm/arm-protos.h: Update prototypes.
18231 * config/arm/vfp.md: Enable patterns for Thumb-2.
18232 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18233 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18234 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18235 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18236 * config/arm/libunwind.S: Add Thumb-2 code.
18237 * config/arm/constraints.md: Update include Thumb-2.
18238 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18239 * config/arm/ieee754-df.S: Ditto.
18240 * config/arm/bpabi.S: Ditto.
18241 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18242 * config/arm/predicates.md (low_register_operand,
18243 low_reg_or_int_operand, thumb_16bit_operator): New.
18244 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18245 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18246 * config/arm/t-arm-elf: Add armv7 multilib.
18247 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18249 (UNSPEC_STACK_ALIGN, ce_count): New.
18250 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18251 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18253 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18254 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18255 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18256 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18257 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18258 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18260 * doc/extend.texi: Document ARMv7-M interrupt functions.
18261 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18263 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18265 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18266 (struct _Unwind_Context): Rename args_size to flags, remove
18267 signal_frame field, add a new args_size field and version field.
18268 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18269 _Unwind_IsExtendedContext): New inline functions.
18270 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18271 Assume by_value array is only present if _Unwind_IsExtendedContext.
18272 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18273 _Unwind_IsSignalFrame.
18274 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18275 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18276 (uw_init_context_1): Initialize context->flags to
18277 EXTENDED_CONTEXT_BIT.
18278 * config/rs6000/linux-unwind.h (frob_update_context): Use
18279 _Unwind_SetSignalFrame.
18281 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18283 PR middle-end/30353
18284 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18285 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18288 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18290 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18291 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18292 RET, AT_SP): Remove.
18293 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18296 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18297 * cfgbuild.c (find_basic_blocks): Likewise.
18298 * cfgrtl.c (rtl_create_basic_block): Likewise.
18299 * function.c (temp_slots_at_level): Likewise.
18300 * reg-stack.c (stack_regs_mentioned): Likewise.
18301 * regclass.c (allocate_reg_info): Likewise.
18302 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18303 set_bb_for_stmt, move_block_to_fn): Likewise.
18304 * tree-complex.c (tree_lower_complex): Likewise.
18305 * vec.h (VEC_safe_grow_cleared): New.
18307 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18309 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18311 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18312 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18314 * cfgloopmanip.c (scale_loop_frequencies): Export.
18315 (loopify): Scale the frequencies by prescribed coefficients.
18316 (set_zero_probability): New function.
18317 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18318 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18319 and frequencies according to arguments.
18320 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18322 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18323 * modulo-sched.c (sms_schedule): Set probabilities for entering
18324 versioned loop correctly.
18325 * tree-vect-transform.c (vect_transform_loop): Ditto.
18326 * cfgloop.h (loopify, loop_version): Declaration changed.
18327 (scale_loop_frequencies): Declared.
18329 2007-01-02 Jan Hubicka <jh@suse.cz>
18331 * cgraph.c: Include tree-flow.h
18332 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18333 early_local_passes.
18334 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18335 * tree-pass.h (pass_all_early_optimizations): Declare.
18336 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18337 early_local_passes.
18338 (cgraph_analyze_function): Do early_local_passes.
18339 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18340 Do not add referenced vars.
18341 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18343 (gate_all_early_local_passes): New gate.
18344 (pass_early_local_passes): Use new gate.
18345 (execute_early_local_optimizations): New functions.
18346 (gate_all_early_optimizations): New gate.
18347 (pass_all_early_optimizations): New pass.
18348 (execute_free_datastructures): Free SSA only when initialized.
18349 (gate_init_datastructures): Init only when optimizing.
18350 (tree_lowering_passes): Do early local passes when called late.
18351 * tree-profile.c (do_tree_profiling): Don't profile functions added
18353 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18354 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18356 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18357 during early_local_passes.
18358 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18361 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18363 * Makefile.in: Update copyright year.
18365 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18367 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18368 in $(lang_checks) and check-consistency targets.
18370 2007-01-02 Jan Hubicka <jh@suse.cz>
18372 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18373 Do not add referenced vars.
18374 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18376 * passes.c (init_optimization_passes): Put mudflap_2 after
18377 free_datastructures.
18379 2007-01-02 Jan Hubicka <jh@suse.cz>
18381 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18382 Set NOTHROW flag on call statements proved to be nothrow.
18383 Update statement of local calls so new pure/const functions are
18384 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18386 (tree_rest_of_compilation): Register hooks and initialize bitmap
18387 early. Do not set after_inlining flag.
18389 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18391 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18392 HOST_BITS_PER_LONGLONG
18394 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18397 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18398 warning for non-static initializers.
18400 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18402 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18403 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18404 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18405 Always use set_unique_reg_note to add REG_EQUAL notes.
18407 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18410 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18412 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18413 * cfgbuild.c (find_basic_blocks): Likewise.
18414 * cfgrtl.c (rtl_create_basic_block): Likewise.
18415 * function.c (temp_slots_at_level): Likewise.
18416 * reg-stack.c (stack_regs_mentioned): Likewise.
18417 * regclass.c (allocate_reg_info): Likewise.
18418 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18419 set_bb_for_stmt, move_block_to_fn): Likewise.
18420 * tree-complex.c (tree_lower_complex): Likewise.
18421 * vec.h (VEC_safe_grow_cleared): New.
18423 2007-01-02 Ian Lance Taylor <iant@google.com>
18425 * c-common.c (c_common_truthvalue_conversion): When warning about
18426 using an assignment as a truth value, set TREE_NO_WARNING.
18428 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18431 * c.opt (Wold-style-declaration): New.
18432 * doc/invoke.texi (C-only Warning Options): New.
18433 (Wold-style-declaration): Document it.
18434 (Wextra): Enabled by -Wextra.
18435 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18436 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18437 -Wold-style-declaration.
18439 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18441 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18442 * cfgbuild.c (find_basic_blocks): Likewise.
18443 * cfgrtl.c (rtl_create_basic_block): Likewise.
18444 * function.c (temp_slots_at_level): Likewise.
18445 * reg-stack.c (stack_regs_mentioned): Likewise.
18446 * regclass.c (allocate_reg_info): Likewise.
18447 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18448 set_bb_for_stmt, move_block_to_fn): Likewise.
18449 * tree-complex.c (tree_lower_complex): Likewise.
18450 * vec.h (VEC_safe_grow_cleared): New.
18452 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18454 * c-common.c (c_common_nodes_and_builtins): Since variants of
18455 void_type_node get built before it is given a name, we need to
18456 give those variants the name, too.
18457 (complete_array_type): We need to work with the canonical main
18458 type of the array, from which we will build the qualified version.
18459 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18460 * print-tree.c (print_node): Display canonical type information
18462 * stor-layout.c (layout_type): When we don't know the
18463 alignment of a type for which we're building an array, we end up
18464 guessing wrong, so make the type require structural equality.
18465 * tree.c (make_node_stat): When we build a new type, it is its
18466 own canonical type.
18467 (build_type_attribute_qual_variant): When building an attribute
18468 variant, its canonical type is the non-attribute variant. However,
18469 if the attributes are target-dependent and they differ, we need to
18470 use structural equality checks for this type.
18471 (build_qualified_type): A qualified type is not equivalent to its
18472 unqualified variant; set the canonical type appropriately.
18473 (build_distinct_type_copy): When building a distinct type from
18474 another type, the new type is its own canonical type.
18475 (build_variant_type_copy): When building a new type variant, we
18476 assume that it is equivalent to the original type.
18477 (build_pointer_type_for_mode): When building a pointer type, also
18478 build a canonical type pointer.
18479 (build_reference_type_for_mode): When building a reference type,
18480 also build a canonical type reference.
18481 (build_index_type): When we can't hash an index type (e.g.,
18482 because its maximum value is negative), the index type requires
18483 structural equality tests.
18484 (build_array_type): Build the canonical form of an array type.
18485 (build_function_type): Function types require structural equality,
18486 because they contain default arguments, attributes, etc.
18487 (build_method_type_directly): Ditto for method types.
18488 (build_offset_type): Build the canonical offset type.
18489 (build_complex_type): Build the canonical vector type.
18490 (make_vector_type): Build the canonical vector type.
18491 * tree.h (TYPE_CANONICAL): New.
18492 (TYPE_STRUCTURAL_EQUALITY_P): New.
18493 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18494 (struct tree_type): Added "canonical" field.
18495 * params.h (VERIFY_CANONICAL_TYPES): New.
18496 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18497 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18498 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18499 * doc/invoke.texi (verify-canonical-types): Document --param
18500 parameter for verifying canonical types.
18502 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18504 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18505 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18506 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18507 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18509 * config/rs6000/e500.h: New.
18510 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18511 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18513 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18514 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18515 TARGET_E500_DOUBLE): Remove.
18516 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18517 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18518 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18519 * config/rs6000/rs6000.c (rs6000_override_options): Use
18520 CHECK_E500_OPTIONS.
18522 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18524 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18525 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18526 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18527 rs6000_emit_cmove): Don't check TARGET_E500.
18528 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18529 sordered): Don't check TARGET_E500.
18531 2007-01-01 Eric Christopher <echristo@apple.com>
18533 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18534 HARD_REGISTER_NUM_P.
18536 2007-01-01 Roger Sayle <roger@eyesopen.com>
18538 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18539 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18540 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18543 2007-01-01 Mike Stump <mrs@apple.com>
18545 * configure.ac: Remove support for building with Apple's gcc-3.1.
18547 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18549 PR middle-end/30311
18550 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18551 REG is a hard register. Do not modify REG before calling
18553 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18554 multiple of the size of YMODE for certain lowpart cases.
18556 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18558 PR middle-end/30253
18559 * gimplify (voidify_wrapper_expr): Update for
18560 GIMPLE_MODIFY_STMT.
18562 2007-01-01 Andreas Schwab <schwab@suse.de>
18565 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18566 save of BR0 in extra_spill_size instead of spill_size.
18567 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18569 (ia64_expand_epilogue): Restore BR0 from its new location.
18571 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18573 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18574 Use a temporary variable if the left hand side is not a gimple
18577 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18579 * gimplify.c (gimplify_return_expr): Make the temporary variable
18580 for the return expression, a gimple register variable.
18582 2007-01-01 Jan Hubicka <jh@suse.cz>
18584 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18587 2007-01-01 Mike Stump <mrs@apple.com>
18589 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18591 * config/darwin.c (machopic_select_rtx_section): Use
18592 HAVE_GAS_LITERAL16.
18593 (darwin_mergeable_constant_section): Likewise.
18594 * configure: Regenerate.
18595 * config.in: Regenerate.
18597 2007-01-01 Jan Hubicka <jh@suse.cz>
18598 Andrew Pinski <pinskia@gmail.com>
18600 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18601 before starting IPA passes.