1 2007-07-06 Ian Lance Taylor <iant@google.com>
2 Zack Weinberg <zackw@panix.com>
5 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10 (prefetch): Likewise if "pref" would be used.
12 2007-07-06 Josh Conner <jconner@apple.com>
16 * calls.c (store_one_arg): Handle arguments which are partially
17 on the stack when detecting argument overlap.
19 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
21 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
22 chosen during find_reloads.
24 2007-07-06 Richard Guenther <rguenther@suse.de>
26 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
27 TYPE_ARG_TYPES for verification of argument types. Use
28 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
29 parameters as variable arguments.
31 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
33 * libgcc2.h (word_type): Type definition removed.
34 (cmp_return_type, shift_count_type): Type definitions added.
35 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
36 replaced with shift_count_type.
37 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
39 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
40 changed from word_type to Wtype.
41 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
42 replaced with shift_count_type.
43 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
45 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
46 libgcc_shift_count attribute added.
47 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
48 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
49 (TARGET_INITIALIZER): New target hooks added.
50 * targhooks.c (default_libgcc_cmp_return_mode,
51 default_libgcc_shift_count_mode): Default implementations for the new
53 * targhooks.h (default_libgcc_cmp_return_mode,
54 default_libgcc_shift_count_mode): Function prototypes added.
55 * target.h (struct gcc_target): Fields for the new target hooks added.
56 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
58 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
61 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
62 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
64 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
65 s390_libgcc_shift_count_mode): Functions added.
66 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
69 2007-07-06 Richard Sandiford <richard@codesourcery.com>
71 * config/mips/mips.c (compute_frame_size): Restore the original
72 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
73 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
74 Document why the difference is needed.
76 2007-07-06 Richard Guenther <rguenther@suse.de>
78 * c-common.c (boolean_increment): Use correctly typed
81 2007-07-06 Richard Sandiford <richard@codesourcery.com>
83 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
84 the topmost argument register is not also included in the save mask.
85 (mips16e_collect_argument_save_p): Take a pointer to the argument
86 register, rather than a pointer to the number of arguments.
87 (mips16e_collect_argument_saves): Only include argument saves
88 that aren't in the register mask.
90 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
92 PR rtl_optimization/32450
93 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
94 to ensure that instructions are not moved into the prologue when
95 profiling is on. Remove unused prologue_end variable.
96 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
97 as a scheduling barrier.
99 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
102 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
103 Disregard DECL_FROM_INLINE.
105 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
107 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
108 IORing with a constant.
110 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
112 PR rtl-optimization/32475
113 * df-scan.c (df_def_record_1): Add a use of the stack pointer
114 for every definition of the stack pointer.
116 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
118 * arm.c (vfp3_const_double_index): Copy signed results of
119 REAL_VALUE_TO_INT into unsigned vars.
121 2007-07-05 Richard Guenther <rguenther@suse.de>
124 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
126 * tree-ssa.c (useless_type_conversion_p): Check canonical
129 2007-07-05 Anatoly Sokolov <aesok@post.ru>
131 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
132 zero_extendhisi2): Change to define_insn_and_split.
133 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
135 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
137 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
138 pass_match_asm_constraints): New.
139 * passes.c (init_optimization_passes): Add new pass.
140 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
141 * function.h (struct function): Add has_asm_statement bit.
142 (current_function_has_asm_statement): New.
143 * tree-pass.h (pass_match_asm_constraints): New.
145 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
147 * config/mips/mips.c (mips_file_start): Avoid declaration
150 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
152 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
154 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
156 * rtl.def (NOTE): Change print format string to print
157 operand 5 as a note insn name.
159 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
160 David Ung <davidu@mips.com>
162 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
163 * doc/invoke.texi: (MIPS Options): Document them.
165 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
166 David Ung <davidu@mips.com>
168 Add support for SmartMIPS ASE.
170 * optabs.c (expand_binop_directly): New, broken out from...
171 (expand_binop): Here. Make it try rotating in the other
172 direction even when the second operand isn't constant.
173 * config/mips/mips.md (*lwxs): New.
174 * config/mips/mips.opt (msmartmips): New.
175 * config/mips/mips.c (mips_lwxs_address_p): New.
176 (mips_rtx_costs): Make it recognize scaled indexed addressing.
177 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
178 __mips_smartmips when compiling for TARGET_SMARTMIPS.
179 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
181 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
182 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
183 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
184 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
185 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
186 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
187 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
189 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
191 * tree-vectorizer.c (new_loop_vec_info): Initialize
192 LOOP_VINFO_COST_MODEL_MIN_ITERS.
193 * tree-vectorizer.h (_loop_vec_info): Added new filed
194 min_profitable_iters.
195 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
196 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
197 * tree-vect-analyze.c (vect_analyze_operations): Set
198 LOOP_VINFO_COST_MODEL_MIN_ITERS.
199 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
200 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
201 Fix calculation of peel_iters_prologue. Move consideration of epilogue
202 and prologue cost to after they are computed.
203 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
205 (vect_model_simple_cost): Takes additional argument dt. Consider cost
206 of creating vectors from scalars according to dt.
207 (vect_model_store_cost): Likewise.
208 (vectorizable_call): Use dt array instead of scalar dt. Call
209 vect_model_simple_cost with additional argument dt.
210 (vectorizable_assignment): Likewise.
211 (vectorizable_operation): Likewise.
212 (vectorizable_type_demotion): Likewise.
213 (vectorizable_type_promotion): Likewise.
214 (vectorizable_store): Use dt array instead of scalar dt. Call
215 vect_model_store_cost with additional argument dt.
216 (vect_do_peeling_for_loop_bound): Don't call
217 vect_estimate_min_profitable_iters. Instead, lookup
218 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
219 "may not be profitable".
221 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
224 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
225 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
226 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
227 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
229 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
231 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
232 addressing modes cheaper.
234 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
236 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
237 (dw_ranges_struct): Rename block_num to num. Adjust.
238 (dw_ranges_by_label_struct): New.
239 (ranges_by_label, ranges_by_label_allocated,
240 ranges_by_label_in_use): New variables.
241 (add_ranges_num): Factored most of the code out of...
242 (add_ranges): ... this one. Rewrite in terms of the former.
243 (add_ranges_by_labels): New.
244 (output_ranges): Output by-label ranges.
245 (dwarf2out_finish): Output range for multiple-section
246 compile_unit. Output standard DW_AT_low_pc in addition to
247 unexpected DW_AT_entry_pc.
249 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
251 PR tree-optimization/32604
252 PR tree-optimization/32606
254 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
255 (compute_antic_safe): Removed.
256 (ANTIC_SAFE_LOADS): Ditto.
257 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
258 (execute_pre): Don't call compute_antic_safe.
259 (vuse_equiv): New function.
260 (make_values_for_stmt): Use it
261 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
264 2007-07-04 Anatoly Sokolov <aesok@post.ru>
267 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
269 (avr_attribute_table): Make "naked" attribute apply to function types
270 rather than to decls.
271 (avr_handle_fntype_attribute): New function.
273 2007-07-04 Joseph Myers <joseph@codesourcery.com>
275 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
278 2007-07-04 David Ung <davidu@mips.com>
279 Joseph Myers <joseph@codesourcery.com>
281 * config/mips/mips.md (type): Add logical, signext and move.
282 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
283 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
284 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
285 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
286 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
287 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
288 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
289 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
290 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
291 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
292 movv2sf_hardfloat_64bit): Use the new types.
293 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
294 *movdf_softfloat, *movdf_mips16): Use "multi".
295 (extendqihi2): Replace with a define_expand.
296 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
297 Based on extend<SHORT:mode><GPR:mode>2 patterns.
298 * config/mips/74k.md (r74k_int_logical): New reservation and
300 (r74k_int_arith): Remove "slt".
301 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
302 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
303 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
304 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
305 reservations for "arith".
307 2007-07-04 Richard Guenther <rguenther@suse.de>
309 * tree-ssa.c (useless_type_conversion_p): Add handling for
310 scalar float and vector types. Only call the types_compatible_p
311 langhook for aggregate types as last resort. Follow the
314 2007-07-04 Richard Guenther <rguenther@suse.de>
316 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
317 the same as NOP_EXPR.
319 2007-07-04 Nick Clifton <nickc@redhat.com>
321 * target.h (struct gcc_target): Add target_help field.
322 * target-def.h (TARGET_HELP): New.
323 (TARGET_INITIALIZER): Use TARGET_HELP.
324 * opts.c (command_handle_option): Invoke target_help function, if
325 defined, when the user has specified --target-help on the command
327 * doc/invoke.texi: Mention that --target-help might print
328 additional information.
329 * doc/tm.texi: Document TARGET_HELP hook.
331 * arm.c (TARGET_HELP): Override default definition.
332 (arm_target_help): New - display a wrapped list of cores and
333 architectures supported.
335 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
337 * config/gcc/v850/v850.c (expand_prologue): Make sure
338 GEN_INT() argument is sign extended rather than zero extended.
339 (expand_epilogue): Likewise.
340 (output_move_double): Delete.
341 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
342 * config/gcc/v850/v850.md (movdi): Delete.
343 (*movdi_internal): Delete.
345 (*movdf_internal): Delete.
347 2007-07-04 Richard Sandiford <richard@codesourcery.com>
349 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
350 unless compiling RTP PIC.
352 2007-07-04 Richard Guenther <rguenther@suse.de>
354 PR tree-optimization/32482
355 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
356 original ssa name if we didn't find a shift expression.
357 Fix shift constant for bit zero test.
359 2007-07-04 Richard Sandiford <richard@codesourcery.com>
361 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
363 2007-07-04 Richard Sandiford <richard@codesourcery.com>
365 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
366 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
367 * config/arm/vxworks.h (ASM_SPEC): Delete.
368 (SUBTARGET_EXTRA_ASM_SPEC): Define.
370 2007-07-04 Sebastian Pop <sebpop@gmail.com>
372 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
373 (DDR_REVERSED_P): New.
374 * tree-data-ref.c (initialize_data_dependence_relation,
375 build_classic_dist_vector): Set DDR_REVERSED_P.
377 2007-07-04 Sebastian Pop <sebpop@gmail.com>
380 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
381 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
382 init_omega_for_ddr_1): Use non conservative number of iterations
384 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
385 (analyze_siv_subscript): Remove FIXME and reinitialization of
386 last_conflicts to chrec_dont_know.
387 * testsuite/gfortran.dg/vect/pr32457.f90: New.
389 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
391 * tree.c (maybe_canonicalize_argtypes): Improve description.
393 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
395 * tree.c (maybe_canonicalize_argtypes): New.
396 (build_function_type): Set canonical type.
397 (build_method_type_directly): Ditto.
398 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
401 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
403 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
405 (rewrite_use_nonlinear_expr): Likewise.
407 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
409 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
411 2007-07-04 Ben Elliston <bje@au.ibm.com>
413 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
416 * c-objc-common.c (c_types_compatible_p): Fix indentation.
418 * doc/tm.texi (Run-time Target): Capitalise "CPU".
419 (Exception Handling): Likewise.
421 2007-07-03 Jan Hubicka <jh@suse.cz>
423 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
425 2007-07-03 Eric Christopher <echristo@apple.com>
427 * doc/cppopts.texi: Add conflicting option note to -dM.
428 * doc/invoke.texi: Add note about possible conflicts with
429 -E for -dCHARS and note that -dM will not produce
430 any results if there is no machine dependent reorg.
432 2007-07-03 Geoffrey Keating <geoffk@apple.com>
434 * tree.h (DECL_ALIGN): Back out previous change.
436 2007-07-03 Joseph Myers <joseph@codesourcery.com>
438 * configure.ac: Test for .dtprelword support on MIPS.
439 * configure, config.in: Regenerate.
440 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
441 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
443 2007-07-03 Julian Brown <julian@codesourcery.com>
445 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
446 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
447 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
448 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
450 (all_fpus): Add FPUTYPE_VFP3.
451 (fp_model_for_fpu): Add VFPv3 field.
452 (arm_rtx_costs_1): Give cost to VFPv3 constants.
453 (vfp3_const_double_index): New function. Return integer index of
454 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
456 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
457 and argument represents a valid RTX for a VFPv3 constant.
458 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
460 (vfp_emit_fstmd): Similar, for fstmd.
461 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
462 constants, represented as integer indices.
463 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
464 VFP_REGNO_OK_FOR_DOUBLE macros.
465 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
466 (arm_file_start): Set float-abi attribute for VFPv3, and output
467 correct ".fpu" assembler directive.
468 (arm_dbx_register_numbering): Add FIXME.
469 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
470 (fputype): Add FPUTYPE_VFP3.
471 (FIXED_REGISTERS): Add 32 registers for D16-D31.
472 (CALL_USED_REGISTERS): Likewise.
473 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
474 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
475 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
476 (D7_VFP_REGNUM): New.
477 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
478 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
479 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
480 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
481 (REG_ALLOC_ORDER): Adjust for VFPv3.
482 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
483 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
484 VFP_LO_REGS, VFP_HI_REGS.
485 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
486 (IS_VFP_CLASS): Define macro.
487 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
489 (REGISTER_MOVE_COST): Likewise.
490 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
491 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
492 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
493 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
494 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
495 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
496 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
497 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
498 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
499 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
500 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
501 where appropriate for single-word registers.
502 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
503 As above. Fix type attributes.
504 * config/arm/constraints.md (register_contraint "t"): Define.
505 (register_constraint "w"): Change to D0-D15, or D0-D31 for
507 (register_constraint "x"): Define.
508 (constraint "Dv"): Define.
510 2007-07-03 Geoffrey Keating <geoffk@apple.com>
512 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
514 2007-07-03 Tom Tromey <tromey@redhat.com>
516 * c-parser.c (objc_pq_context): Removed.
517 (objc_need_raw_identifier): Likewise.
518 (c_parser) <objc_pq_context>: New field.
519 <objc_need_raw_identifier>: Likewise.
520 (OBJC_NEED_RAW_IDENTIFIER): Removed.
521 (c_lex_one_token): Update.
522 (c_parser_objc_protocol_definition): Update.
523 (c_parser_objc_method_definition): Update.
524 (c_parser_objc_methodproto): Update.
525 (c_parser_declspecs): Update.
527 2007-07-03 David Ung <davidu@mips.com>
529 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
531 2007-07-03 David Ung <davidu@mips.com>
532 Richard Sandiford <richard@codesourcery.com>
534 * doc/invoke.texi: Document -march=74kf3_2.
535 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
536 (TUNE_74K): Check for it.
537 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
538 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
539 * config/mips/mips.md (cpu): Add 74kf3_2.
540 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
541 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
542 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
543 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
544 74kf3_2 to the CPU list.
545 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
546 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
547 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
548 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
549 (r74kf3_2_fxfer_from_c1): New insn reservations.
551 2007-07-03 Richard Sandiford <richard@codesourcery.com>
552 David Ung <davidu@mips.com>
554 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
555 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
556 and 74k[fx]. Document aliases for the new options.
557 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
558 (PROCESSOR_24KF2_1): ...this.
559 (PROCESSOR_24KX): Rename to...
560 (PROCESSOR_24KF1_1): ...this.
561 (PROCESSOR_74KF): Rename to...
562 (PROCESSOR_74KF2_1): ...this.
563 (PROCESSOR_74KX): Rename to...
564 (PROCESSOR_74KF1_1): ...this.
565 (TUNE_74K): Update PROCESSOR_* names.
566 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
567 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
568 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
569 (mips_rtx_cost_data): Update processor names in comments.
570 (mips_issue_rate): Update PROCESSOR_* names.
571 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
572 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
573 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
574 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
575 Update cpu attribute names.
576 (r24k_fpu_iss): Rename this reservation to...
577 (r24kf2_1_fpu_iss): ...this and update all uses.
578 (r24kx_fpu_iss): Rename this reservation to...
579 (r24kf1_1_fpu_iss): ...this and update all uses.
580 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
581 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
582 Update cpu attribute names.
584 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
586 * config/m32r/constraints.md: New file.
587 * config/m32r/m32r.c: Include tm-constrs.h.
588 (small_data_operand): Use satisfies_constraint_* instead of macro.
589 (addr24_operand, gen_compare): Likewise.
590 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
591 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
592 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
593 EXTRA_CONSTRAINT): Likewise.
594 * config/m32r/m32r.md: Include constraints.md.
595 (*movsi_insn): Use satisfies_constraint_* instead of macro.
596 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
597 * config/m32r/predicates.md (conditional_move_operand): Likewise.
598 (two_insn_const_operand, int8_operand, uint16_operand,
599 reg_or_int16_operand, reg_or_uint16_operand,
600 reg_or_cmp_int16_operand, cmp_int16_operand,
601 seth_add3_operand): Likewise.
603 2007-07-03 Eric Christopher <echristo@gmail.com>
605 * libgcc2.h: Conditionally declare __bswapsi2 and
608 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
610 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
613 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
616 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
617 (__gthrw_pragma): Provide default definition.
619 * gthr-posix.c (__gthrw_pragma): Define.
621 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
623 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
624 before declaring inequality.
626 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
628 * combine.c (recog_for_combine): Log the success or failure of
629 matching new insn patterns against the machine description in
632 2007-07-03 Revital Eres <eres@il.ibm.com>
634 * ddg.c (print_sccs): New function.
635 (check_sccs): New function.
636 (create_ddg_all_sccs): Use it.
637 * ddg.h (print_sccs): Declare.
638 * modulo-sched.c (sms_order_nodes): Call print_sccs.
640 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
642 * targhooks.h (default_mode_for_suffix): New function declaration.
643 * targhooks.c (default_mode_for_suffix): New default target hook.
644 * target.h (struct c): New structure in the targetm struct.
645 (mode_for_suffix): New target hook as part of struct c.
646 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
647 default_mode_for_suffix.
648 (TARGET_C): New define.
649 * c-lex.c: Include "target.h".
650 (interpret_float): Use targetm.c.mode_for_suffix to determine
651 the mode for a given non-standard suffix.
652 Makefile.in (c-lex.o): Depend on $(TARGET_H).
654 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
655 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
657 * doc/extend.texi (Floating Types): New node. Document __float80 and
658 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
660 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
663 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
664 predicate instead of target_operand.
665 (divsi3_i1_media, divsi3_media_2): Likewise.
667 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
669 * tree.h (alias_sets_might_conflict_p): Rename into
670 alias_sets_must_conflict_p.
671 * alias.c (alias_sets_might_conflict_p): Likewise.
672 (alias_sets_conflict_p): Use it.
673 (objects_must_conflict_p): Likewise.
674 * c-common.c (strict_aliasing_warning): Adjust.
676 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
678 * rtlhooks.c (gen_lowpart_if_possible): Check for
679 invalid subreg before calling gen_lowpart_SUBREG.
681 2007-07-02 Geoffrey Keating <geoffk@apple.com>
683 * config/darwin9.h: Add copyright notice.
684 (LINK_COMMAND_SPEC): Add comment.
685 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
686 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
687 DARWIN_LIBSYSTEM_HAS_UNWIND.
689 2007-07-02 Jakub Jelinek <jakub@redhat.com>
692 * omp-low.c (check_combined_parallel): New function.
693 (lower_omp_parallel): Call it via walk_stmts, set
694 OMP_PARALLEL_COMBINED if appropriate.
695 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
696 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
697 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
698 don't consider it as combined parallel.
700 2007-07-02 Richard Sandiford <richard@codesourcery.com>
702 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
703 (gcc_tooldir): Likewise.
704 * configure: Regenerate.
705 * Makefile.in (libsubdir_to_prefix): New variable, based on the
706 old configure.ac gcc_tooldir setting.
707 (prefix_to_exec_prefix): New variable.
708 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
709 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
711 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
713 Fix PR tree-optimization/32583
714 Fix PR tree-optimization/32584
715 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
716 (phi_translate_set): Use phi_translate directly now.
717 (make_values_for_stmt): Don't value number RHS if we already know
720 2007-07-02 Steve Ellcey <sje@cup.hp.com>
721 Jim Wilson <wilson@specifix.com>
724 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
727 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
728 Richard Sandiford <richard@codesourcery.com>
729 Nigel Stephens <nigel@mips.com>
731 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
732 (mips16e_output_save_restore): Declare.
733 (mips16e_save_restore_pattern_p): Likewise.
734 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
735 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
736 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
737 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
738 (BITSET_P): New global macro, extracted from...
739 (mips_for_each_saved_reg): ...here.
740 (mips16e_save_restore_info): New struct.
741 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
742 (mips16e_save_restore_regs): New variable.
743 (mips_split_plus, mips16e_find_first_register): New functions.
744 (mips16e_mask_registers): New function.
745 (compute_frame_size): Expand the commentary before the function.
746 Enforce the MIPS16e save and restore register range restrictions.
747 Pad the general register save area at the low end.
748 (mips16e_save_restore_reg, mips16e_build_save_restore)
749 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
750 (mips16e_output_save_restore, mips16e_collect_propagate_value)
751 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
753 (mips_expand_prologue, mips_expand_epilogue): Handle
754 GENERATE_MIPS16E_SAVE_RESTORE.
755 * config/mips/mips.md (*mips16e_save_restore): New pattern.
757 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
759 PR tree-optimization/31966
760 PR tree-optimization/32533
761 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
762 "basic_block" description as its third argument. Update function
763 calls to get destination bb from "edge" argument. Save "cond" into
764 aux field of the edge. Update prototype for changed arguments.
765 (if_convertible_loop_p): Clear aux field of incoming edges if bb
767 (find_phi_replacement_condition): Operate on incoming edges, not
768 on predecessor blocks. If there is a condition saved in the
769 incoming edge aux field, AND it with incoming bb predicate.
770 Return source bb of the first edge.
771 (clean_predicate_lists): Clean aux field of outgoing node edges.
772 (tree_if_conversion): Do not initialize cond variable. Move
773 variable declaration into the loop.
774 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
775 initializations of new_stmt, arg0 and arg1 variables.
777 2007-07-02 Jakub Jelinek <jakub@redhat.com>
779 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
780 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
782 2007-07-02 Richard Guenther <rguenther@suse.de>
784 * tree-ssa.c (useless_type_conversion_p): Document
785 future intent as defining the middle-end type system.
786 Re-structure to call langhook last, group by type class,
787 mark questionable parts.
789 2007-07-02 Richard Guenther <rguenther@suse.de>
791 * tree-flow.h (types_compatible_p): Declare.
792 * tree-ssa.c (types_compatible_p): New function.
793 * ipa-type-escape.c (discover_unique_type): Use
794 types_compatible_p instead of lang_hooks.types_compatible_p.
795 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
796 * tree-vn.c (expressions_equal_p): Likewise.
797 * tree.c (fields_compatible_p): Likewise.
798 * tree-ssa-dom.c (avail_expr_eq): Likewise.
799 (cprop_operand): Use useless_type_conversion_p instead of
800 lang_hooks.types_compatible_p.
801 * tree-inline.c (setup_one_parameter): Likewise.
802 (declare_return_variable): Likewise.
803 * tree-nrv.c (tree_nrv): Likewise.
804 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
805 (maybe_fold_offset_to_component_ref): Likewise.
806 (maybe_fold_offset_to_reference): Likewise.
807 * tree-ssa-copy.c (may_propagate_copy): Likewise.
808 (merge_alias_info): Likewise.
809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
810 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
811 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
812 * tree-tailcall.c (find_tail_calls): Likewise.
813 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
814 * gimplify.c (canonicalize_addr_expr): Likewise.
815 (fold_indirect_ref_rhs): Likewise.
816 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
817 (cpt_same_type): Likewise.
818 (check_pointer_types_r): Swap parameters to cpt_same_type
820 * fold-const.c (fold_convert): Revert fix for PR15988.
821 * tree-inline.c (setup_one_parameter): Instead fix it here by
822 using fold_build1 instead of fold_convert and checking for
823 error_mark_node. Convert only if the conversion is necessary.
825 2007-07-02 Joseph Myers <joseph@codesourcery.com>
827 * configure.ac: Check for .gnu_attribute on Power.
828 * configure: Regenerate.
829 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
830 attribute for floating-point ABI.
832 2007-07-02 Ira Rosen <irar@il.ibm.com>
834 PR tree-optimization/32230
835 PR tree-optimization/32477
836 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
837 address is a constant.
839 2007-07-02 Richard Sandiford <richard@codesourcery.com>
841 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
842 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
843 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
844 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
845 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
846 64-bit targets. Add support for *-elfoabi*.
847 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
848 different settings if $(tm_defines) does not select the EABI.
849 (MULTILIB_EXCLUSIONS): Define in those circumstances.
850 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
851 (MIPS_ARCH_OPTION_SPEC): Likewise.
852 (MIPS_ISA_LEVEL_SPEC): Likewise.
853 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
854 * config/mips/elfoabi.h: New file.
856 2007-07-02 Richard Guenther <rguenther@suse.de>
858 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
859 (useless_type_conversion_p): ... this.
860 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
861 (useless_type_conversion_p): ... this.
862 * builtins.c (fold_builtin_memory_op): Rename
863 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
864 * tree-cfg.c (verify_expr): Likewise.
865 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
866 * tree-ssa-ccp.c (ccp_fold): Likewise.
867 * tree-ssa-copy.c (may_propagate_copy): Likewise.
868 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
870 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
871 * tree-ssa-pre.c (eliminate): Likewise.
872 * tree-ssa.c (delete_tree_ssa): Likewise.
873 (tree_ssa_useless_type_conversion): Likewise.
874 * tree.c (build2_stat): Likewise.
876 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
878 Fix PR tree-optimization/32571
879 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
882 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
884 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
885 and other expected operations explicitly, change default to
888 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
890 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
892 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
893 (tls_load_dot_plus_eight): Move the label number into the unspec.
894 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
896 2007-07-01 Andreas Schwab <schwab@suse.de>
898 * dwarf2out.c (initial_return_save): Define only if used.
900 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
902 Unreverting Richard's Revert of:
904 2007-06-27 Richard Sandiford <richard@codesourcery.com>
906 * dce.c (deletable_insn_p_1): New function, split out from...
907 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
908 specially, not those inside PARALLELs. Remove BODY argument
909 and adjust recursive call accordingly.
910 (prescan_insns_for_dce): Update call to delete_insn_p.
912 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
913 Revital Eres <eres@il.ibm.com>
915 * ddg.c (create_ddg_all_sccs): Fix missed
916 initialization of scc_nodes.
918 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
921 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
922 X + ~X to 1 only for INTEGRAL_TYPE_P type.
924 2007-06-30 Joseph Myers <joseph@codesourcery.com>
926 * configure.ac: Check for .gnu_attribute on MIPS.
927 * configure, config.in: Regenerate.
928 * config/mips/mips.c (mips_file_start): If supported, output
929 attribute for floating-point ABI.
931 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
934 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
935 (ffs_cmove): New expander to expand using ctz pattern.
936 (*ffs_cmove): Remove pattern.
937 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
938 (ffsdi2): Expand using ctz pattern.
939 (*ffs_rex64): Remove pattern.
941 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
943 PR rtl-optimization/32296
944 * pa.md (return): Delete pattern.
945 (return_internal): Remove "(const_int 1)" from pattern.
946 (epilogue): Use return_internal pattern for trivial returns.
947 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
948 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
950 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
952 * tree-ssa-pre.c (is_exception_related): New function
953 (can_value_number_operation): Use it.
955 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
957 Fix PR tree-optimization/32540
958 Fix PR tree-optimization/31651
960 * tree-ssa-sccvn.c: New file.
962 * tree-ssa-sccvn.h: Ditto.
964 * tree-vn.c: Include tree-ssa-sccvn.h
965 (val_expr_paid_d): Removed.
966 (value_table): Ditto.
968 (val_expr_pair_hash): Ditto.
969 (val_expr_pair_expr_eq): Ditto.
970 (copy_vuses_from_stmt): Ditto.
973 (shared_vuses_from_stmt): Ditto.
974 (print_creation_to_file): Moved up.
976 (sort_vuses_heap): Ditto.
977 (set_value_handle): Make non-static.
978 (make_value_handle): Ditto.
979 (vn_add): Rewritten to use sccvn lookups.
980 (vn_add_with_vuses): Ditto.
981 (vn_lookup): Ditto (and second argument removed).
982 (vn_lookup_with_vuses): Ditto.
983 (vn_lookup_or_add): Ditto (and second argument removed);
984 (vn_lookup_or_add_with_vuses): Ditto.
985 (vn_lookup_with_stmt): New.
986 (vn_lookup_or_add_with_stmt): Ditto.
987 (create_value_handle_for_expr): Ditto.
989 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
990 (seen_during_translate): New function.
991 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
992 (phi_trans_add): Ditto.
993 (constant_expr_p): FIELD_DECL is always constant.
994 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
996 Avoid infinite recursion on mutually valued expressions.
997 Change callers of vn_lookup_or_add.
998 (phi_translate): New function.
999 (compute_antic_safe): Allow phi nodes.
1000 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1001 (find_or_generate_expression): Rewrite slightly.
1002 (create_expression_by_pieces): Updated for vn_lookup_or_add
1004 Update VN_INFO for new names.
1005 (insert_into_preds_of_block): Update for new names.
1006 (add_to_exp_gen): New function.
1007 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1008 (find_existing_value_expr): Rewrite to changed vn_lookup.
1009 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1010 (try_look_through_load): Removed.
1011 (try_combine_conversion): Ditto.
1012 (get_sccvn_value): New function.
1013 (make_values_for_phi): Ditto.
1014 (make_values_for_stmt): Ditto.
1015 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1017 (init_pre): Update for SCCVN changes.
1019 (execute_pre): Ditto.
1021 * tree-flow.h (make_value_handle): Declare.
1022 (set_value_handle): Ditto.
1023 (sort_vuses_heap): Ditto.
1024 (vn_lookup_or_add_with_stmt): Ditto.
1025 (vn_lookup_with_stmt): Ditto.
1026 (vn_compute): Remove.
1029 (vn_lookup): Update arguments.
1031 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1033 (tree-ssa-sccvn.o): New.
1034 (OBJS-common): Add tree-ssa-sccvn.o
1036 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1039 * c-typeck.c (build_external_ref): Don't mark as used if called
1041 * calls.c (rtx_for_function_call): Likewise.
1043 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1047 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1049 * dce.c (deletable_insn_p_1): New function, split out from...
1050 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1051 specially, not those inside PARALLELs. Remove BODY argument
1052 and adjust recursive call accordingly.
1053 (prescan_insns_for_dce): Update call to delete_insn_p.
1055 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1057 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1058 (try_combine): Move potential calls to undo_all() so they happen
1059 before we commit to using the combined insns.
1061 2006-06-30 Jan Hubicka <jh@suse.cz>
1063 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1066 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1068 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1069 (cgraph_remove_unreachable_nodes): Likewise.
1070 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1071 * ipa-inline.c (update_caller_keys): Cast according to the coding
1073 (cgraph_decide_recursive_inlining): Likewise.
1074 (cgraph_decide_inlining_of_small_function): Likewise.
1075 (try_inline): Likewise.
1076 (cgraph_decide_inlining_incrementally): Likewise.
1077 * ipa-pure-const.c (get_function_state): Likewise.
1078 (scan_function): Likewise.
1079 (analyze_function): Likewise.
1080 (static_execute): Likewise.
1081 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1082 (merge_callee_local_info): Likewise.
1083 (analyze_function): Use type safe memory macros.
1084 (static_execute): Likewise. Cast according to the coding conventions.
1085 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1087 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1089 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1090 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1093 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1096 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1097 for complex modes (both int and real).
1099 2007-06-29 Jan Hubicka <jh@suse.cz>
1101 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1103 2007-06-29 Jan Hubicka <jh@suse.cz>
1106 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1109 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1112 * config/avr/avr.c: Include dataflow header file.
1113 (expand_prologue): Adjust for prologue insn change.
1114 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1117 2007-06-29 Richard Guenther <rguenther@suse.de>
1120 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1121 during type verification.
1123 2007-06-29 Jan Hubicka <jh@suse.cz>
1125 * recog.c (validate_change_rtx_1): Unshare TO argument.
1127 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1129 PR tree-optimization/24659
1130 * tree-vect-transform.c (vectorizable_call): Handle
1131 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1133 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1134 * config/i386/i386.c (enum ix86_builtins)
1135 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1136 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1138 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1139 const using def_builtin_const.
1140 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1141 input operands in the same modes as the result.
1142 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1144 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1146 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1147 (df_set_dead_notes_for_mw): Likewise.
1149 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1151 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1153 2007-06-28 DJ Delorie <dj@redhat.com>
1155 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1157 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1159 * doc/invoke.texi (C++ Dialect Options): Document
1160 fvisibility-ms-compat.
1161 * c.opt (fvisibility-ms-compat): New.
1163 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1166 * tree-affine.c (aff_combination_add_elt): Handle
1167 pointer addition specially.
1169 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1171 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1172 decl is non-external for AIX ABI.
1174 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1176 * config/rs6000/predicates.md (current_file_function_operand):
1177 Ensure the symbol is non-external for AIX ABI.
1179 2007-06-28 Nick Clifton <nickc@redhat.com>
1181 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1182 (fdce, fdse, fpredictive-commoning): Likewise.
1184 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1187 * gcc.c (process_command): Recognize the new -static-libgfortran
1190 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1193 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1194 Use a call clobbered hard reg instead of a pseudo reg.
1196 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1198 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1200 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1203 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1204 REG_LIBCALL and REG_RETVAL notes.
1205 (divsi3, mulsi3): Likewise.
1206 (mulhisi3): Likewise. Use emit_libcall_block.
1207 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1209 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1211 PR rtl-optimization/32481
1212 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1214 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1216 * dce.c (deletable_insn_p_1): New function, split out from...
1217 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1218 specially, not those inside PARALLELs. Remove BODY argument
1219 and adjust recursive call accordingly.
1220 (prescan_insns_for_dce): Update call to delete_insn_p.
1222 2007-06-27 Richard Guenther <rguenther@suse.de>
1225 * tree.h (fold_convertible_p): Declare.
1226 * fold-const.c (fold_convertible_p): New function.
1227 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1228 instead of lang_hooks.types_compatible_p.
1230 2007-06-26 Jan Hubicka <jh@suse.cz>
1232 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1233 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1234 early use validate_unshare_change.
1235 (reload_combine): Likewise.
1236 * recog.c (change_t): New field unshare.
1237 (validate_change_1): Rename from validate_change; add argument unshare.
1238 (validate_change): Turn into wrapper of validate_change_1; update
1239 prototype for bools.
1240 (validate_unshare_change): New.
1241 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1242 calls of df_insn_rescan.
1243 * recog.h (validate_change): Replace ints by bools.
1244 (validate_unshare_change): Declare.
1246 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1248 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1250 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1252 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1254 2007-06-25 Jan Hubicka <jh@suse.cz>
1256 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1258 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1259 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1260 places other call site specific checks are performed.
1262 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1265 * tree-vect-transform.c (vectorizable_operation): Convert
1266 POINTER_PLUS_EXPR over to PLUS_EXPR.
1268 2007-06-25 Chao-ying Fu <fu@mips.com>
1270 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1271 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1272 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1273 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1275 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1276 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1277 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1278 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1279 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1280 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1281 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1282 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1283 ALL_FIXED_POINT_MODE_P): New define.
1284 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1286 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1288 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1289 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1290 MODE_VECTOR_UACCUM): New mode classes.
1292 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1293 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1294 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1297 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1298 (blank_mode): Initialize ibit and fbit.
1299 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1300 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1302 (new_adjust): Change required_class to required_class_from and
1303 required_class_to for testing within a range.
1304 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1305 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1307 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1308 (make_fixed_point_mode): New.
1309 (_ADD_ADJUST): Change C to C1 and C2.
1310 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1311 use a range for machine classes.
1312 (ADJUST_IBIT, ADJUST_FBIT): New.
1313 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1315 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1316 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1317 Emit adjustment for ibit and fbit.
1318 (emit_mode_ibit, emit_mode_fbit): New.
1319 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1321 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1323 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1324 as the source of the set.
1326 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1328 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1329 FP_REGNO_P): Use IN_RANGE.
1330 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1331 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1332 (DATA_REG_P): Use DATA_REGNO_P.
1333 (FP_REG_P): Use FP_REGNO_P.
1334 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1335 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1336 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1338 2007-06-24 Jan Hubicka <jh@suse.cz>
1341 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1343 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1346 * fold-const.c (fold_binary): Strip nops of operand 0
1347 of BIT_NOT_EXPR before calling operand_equal_p.
1348 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1349 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1351 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1353 * doc/extend.texi: Document that dllimport and dllexport imply
1355 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1356 imported or exported declaration, including type declarations.
1357 * c-common.c (handle_visibility_attribute): Check for conflicts
1358 with dllimport/dllexport.
1359 (c_determine_visibility): Handle dllimport/dllexport as an
1360 explicit visibility atttribute.
1362 2007-06-23 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/16876
1366 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1368 * tree-inline.c (initialize_inlined_parameters): Do not call
1369 lang_hooks.tree_inlining.convert_parm_for_inlining.
1370 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1371 reason for mismatched types.
1372 * gimplify.c (gimplify_call_expr): Verify the call expression
1373 arguments match the called function type signature. Otherwise
1374 mark the call expression to be not considered for inlining
1375 using CALL_CANNOT_INLINE_P flag.
1376 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1377 edges call expression.
1378 (cgraph_decide_inlining_of_small_function): Likewise.
1379 (cgraph_decide_inlining): Likewise.
1380 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1382 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1383 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1384 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1386 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1387 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1389 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1390 convert_parm_for_inlining member.
1392 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1395 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1396 Remove optimization for GT.
1398 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1401 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1403 (prescan_insns_for_dce): Add extra parameter.
1405 2007-06-23 Jan Hubicka <jh@suse.cz>
1408 * gimplify.c (mark_addressable): New function.
1409 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1411 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1414 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1416 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1419 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1420 moves between MMX/SSE registers to at least 8 units to prevent
1421 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1423 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1425 * config/i386/i386.c (override_options): Correct x86_sahf
1428 2007-06-21 David Daney <ddaney@avtrex.com>
1431 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1432 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1433 (exception_receiver): Renamed to ...
1434 (nonlocal_goto_receiver): ... this.
1436 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1438 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1439 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1440 partial register accesses.
1442 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1444 * fold-const.c (debug_fold_checksum): Move it under
1445 ENABLE_FOLD_CHECKING.
1447 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1450 * tree.h (debug_fold_checksum): Declared.
1451 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1452 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1453 build_fold_addr_expr_with_type_1.
1454 (fold_addr_expr, debug_fold_checksum): New.
1455 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1456 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1459 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1461 PR tree-optimization/19590
1462 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1463 of scev is a constant.
1464 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1466 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1468 * df-problems.c (df_note_bb_compute): Made computation of live
1469 info consistent with df_lr.
1471 2007-06-21 Richard Guenther <rguenther@suse.de>
1473 PR tree-optimization/32453
1474 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1475 for pointer anti-range.
1477 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1479 * config/i386/i386.c (processor_target_table): Increase maximum
1480 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1483 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1484 byte alignment if > 8 byte alignment is preferred.
1485 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1487 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1489 PR tree-optimization/31866
1490 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1491 if ASM_EXPR's input is not a SSA_NAME.
1494 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1495 but decl is a global var, instead return decl.
1496 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1497 even for is_global_var decls, if they are private in some outer
1500 2007-06-21 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/32451
1503 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1505 2007-06-21 Christian Bruel <christian.bruel@st.com>
1507 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1508 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1509 (push_regs): Changed saving order or banked registers.
1510 (sh_expand_epilogue): Likewise.
1511 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1512 (FIRST_BANKED_REG): Likewise.
1513 (LAST_BANKED_REG): Likewise.
1514 * config/sh/sh.md (banked) New attribute.
1515 (in_delay_slot): Check banked attribute.
1517 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1519 PR tree-optimization/32075
1520 * tree-data-ref.c (subscript_dependence_tester_1,
1521 analyze_miv_subscript, analyze_overlapping_iterations,
1522 add_distance_for_zero_overlaps, build_classic_dist_vector,
1523 subscript_dependence_tester_1, analyze_overlapping_iterations,
1524 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1525 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1526 to evolution_function_is_affine_multivariate_p.
1528 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1530 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1532 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1535 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1537 * config/m32c/prologue.md (epilogue_exitd_16): New.
1538 (epilogue_reit_16): New.
1539 (epilogue_exitd): Rename to epilogue_exitd_24.
1540 (epilogue_reit): Rename to epilogue_reit_24.
1542 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1543 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1545 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1547 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1548 if dbg_cnt (sched_insn) reaches the limit.
1549 (choose_ready): New parameter INSN_PTR and new return value.
1550 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1551 the new return value from choose_ready.
1552 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1553 (rest_of_handle_global_alloc): New global_alloc_at_func.
1555 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1557 PR tree-optimization/25737
1558 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1559 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1560 * tree-flow.h (struct fieldoff): Add new field alias_set.
1561 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1562 argument addressable_type. Set alias_set of fieldoff.
1563 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1564 (create_overlap_variables_for): Pass alias_set from fieldoff to
1566 * alias.c (get_alias_set): Use alias_set from SFT if set.
1568 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1570 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1571 of a variable as an unsigned HOST_WIDE_INT integer.
1573 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1575 PR rtl-optimization/32405
1576 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1578 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1580 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1583 * builtins.c: Include diagnostic.h.
1584 (expand_builtin_expect): Make gcc_assert more permissive.
1585 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1588 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1592 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1593 if ACCUMULATE_OUTGOING_ARGS.
1595 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1597 * config/m68hc11/m68hc11.c: Include dataflow header file.
1598 (m68hc11_reorg): Port to dataflow.
1600 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1602 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1603 (struct df_problem.free_blocks_on_set_blocks): New field.
1604 (struct dataflow.optional_p): New field.
1605 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1606 (df_live_set_all_dirty): New function.
1607 * df-scan.c (df_scan_alloc): Initialize optional_p.
1608 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1609 * df-core.c (df_set_blocks): Removed use of
1610 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1611 df_problem.free_blocks_on_set_blocks to determine which blocks are
1613 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1614 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1615 uses dataflow.optional_p to determine if problem should be
1617 (rest_of_handle_df_initialize): Only start live problem if
1619 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1620 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1621 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1622 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1623 problem_NOTE): Initialize free_blocks_on_set_blocks.
1624 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1626 (df_live_set_all_dirty, df_note_alloc): New function.
1627 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1629 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1630 * postreload.c (reload_combine): Ditto.
1631 * cse.c (cse_extended_basic_block): Ditto.
1632 * regmove.c (mark_flags_life_zones): Ditto.
1633 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1634 erase_matching_seqs): Ditto.
1635 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1636 * integrate (allocate_initial_values): Ditto.
1637 * combine.c (reg_dead_at_p): Ditto.
1638 * resource.c (mark_target_live_regs): Ditto.
1639 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1640 * config/sh/sh.c (find_r0_life_regions): Ditto.
1641 * global.c (rest_of_handle_global_alloc): Only add back df_live
1643 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1645 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1647 (if_convert): Make sure df_live is there at -O == 1.
1648 (pass_if_after_combine): Cleanup flags.
1649 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1650 is there at -O == 1.
1652 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1654 * config/arm/arm.c (arm_get_frame_offsets): Set
1655 offsets->locals_base to avoid negative stack size.
1656 (thumb1_expand_prologue): Assert on negative stack size.
1658 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1660 PR tree-optimization/32367
1661 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1662 of the chrec has no evolution in that loop.
1663 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1665 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1667 * config/xtensa/xtensa.c: Include "df.h".
1668 (xtensa_builtin_saveregs): Use adjust_address instead of
1670 (xtensa_va_start): Invoke make_tree with sizetype for
1671 expand_builtin_saveregs and then convert the result to a pointer.
1672 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1673 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1674 Subtract argument size from index value as integers and then use
1675 POINTER_PLUS_EXPR to add the result to the array address.
1677 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1680 * config/m32c/m32c.c: Include dataflow header file.
1681 (m32c_emit_prologue): Adjust for prologue insn change.
1682 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1683 once inside a PARALLEL. Assume frame size passed in operand 0
1684 includes space to save the fb register.
1685 (prologue_enter_24): Likewise.
1686 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1688 2007-06-19 David Daney <ddaney@avtrex.com
1691 * config/mips/mips.md (cprestore): Mark $gp as used.
1693 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1696 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1697 (frv_ifcvt_modify_insn): Likewise.
1699 2007-06-19 Richard Guenther <rguenther@suse.de>
1701 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1702 only handle positive offsets that fit in a HOST_WIDE_INT.
1704 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1707 result of rsqrt insn for zero input argument to avoid NaN.
1709 2007-06-19 Richard Guenther <rguenther@suse.de>
1712 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1714 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1716 PR tree-optimization/32353
1717 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1719 2007-06-19 Nick Clifton <nickc@redhat.com>
1721 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1723 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1727 * config/i386/i386.c (assign_386_stack_local): Assert that
1728 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1729 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1730 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1731 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1733 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1735 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1737 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1739 PR rtl-optimization/32321
1740 * gcse.c (replace_store_insn): Update the note before
1741 calling emit_insn_after.
1743 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1746 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1748 * df-problems.c (df_note_bb_compute): Fix dumping info.
1750 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1752 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1753 insn with emit_jump_insn.
1755 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1757 PR tree-optimization/32383
1758 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1759 * targhooks.h (default_builtin_reciprocal): Update prototype.
1760 * target.h (struct gcc_target): Update builtin_reciprocal.
1761 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1762 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1763 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1764 when fndecl is in BUILT_IN_MD class.
1765 (execute_convert_to_rsqrt): Ditto.
1767 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1768 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1769 Convert BUILT_IN_SQRTF code only when md_fn is false.
1771 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1773 * bt-load.c (move_btr_def): Fix the order of arguments
1774 to validate_replace_rtx.
1776 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1778 * config/m68k/m68k-devices.def: Add 54450..54455.
1780 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1782 PR rtl-optimization/32366
1783 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1784 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1787 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1790 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1791 this is true, rescan insn being modified.
1792 (sms_schedule): Added rescan parameter.
1793 (rest_of_handle_sms): Moved freeing of dominance info to before
1794 getting out of cfg_layout.
1796 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1798 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1799 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1802 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1803 FL_CF_EMAC from the entry for isac.
1805 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1806 (const_sibcall_operand): New.
1807 (sibcall_operand): Use it.
1808 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1809 (m68k_isas): ISAC does not imply FPU or EMAC.
1810 (override_options): Add ISA_C logic for symbolic jump & call.
1812 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1814 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1815 return mode from the builtin itself.
1816 (sparc_fold_builtin): Fix cast of zero constant.
1818 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1820 * targhooks.c (default_builtin_reciprocal): New default target hook.
1821 * targhooks.h (default_builtin_reciprocal): Add prototype.
1822 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1823 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1824 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1825 default_builtin_reciprocal.
1827 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1830 * hooks.c (hook_tree_tree_bool_null): New hook.
1831 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1832 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1833 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1834 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1835 and convert it to reciprocal a*rfunc(b).
1836 (execute_convert_to_rsqrt): New function.
1837 (gate_convert_to_rsqrt): New function.
1838 (pass_convert_to_rsqrt): New pass definition.
1839 * target.h (struct gcc_target): Add builtin_reciprocal.
1840 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1841 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1842 TARGET_BUILTIN_RECIPROCAL.
1843 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1845 * config/i386/i386.h (TARGET_RECIP): New define.
1846 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1847 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1848 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1849 and not optimizing for size.
1850 (*rcpsf2_sse): New insn pattern.
1851 (*rsqrtsf2_sse): Ditto.
1852 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1853 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1854 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1855 and not optimizing for size.
1856 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1857 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1858 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1859 and not optimizing for size.
1860 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1861 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1862 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1863 and not optimizing for size.
1864 (*sse_rsqrtv4sf2): Do not export.
1866 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1867 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1868 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1869 and not optimizing for size.
1871 * config/i386/i386.opt (mrecip): New option.
1872 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1873 (ix86_emit_swsqrtsf): Ditto.
1874 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1875 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1877 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1878 ix86_expand_unop1_builtin.
1879 (ix86_emit_swdivsf): New function.
1880 (ix86_emit_swsqrtsf): Ditto.
1881 (ix86_builtin_reciprocal): New function.
1882 (TARGET_BUILTIN_RECIPROCAL): Use it.
1883 (ix86_vectorize_builtin_conversion): Rename from
1884 ix86_builtin_conversion.
1885 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1886 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1887 "i386 and x86_64 Options" section.
1888 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1890 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1891 Zdenek Dvorak <dvorakz@suse.cz>
1892 Richard Guenther <rguenther@suse.de>
1893 Kaz Kojima <kkojima@gcc.gnu.org>
1895 * tree-vrp.c (compare_values_warnv): Convert val2 to
1897 (extract_range_from_assert): Create
1898 POINTER_PLUS_EXPR for pointer types.
1899 (extract_range_from_binary_expr): Handle
1900 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1902 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1903 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1904 POINTER_PLUS_EXPR as PLUS_EXPR.
1905 (number_of_iterations_lt_to_ne):
1906 For pointer types, use sizetype when
1907 creating MINUS_EXPR/PLUS_EXPRs.
1908 (assert_loop_rolls_lt): For pointer types, use sizetype when
1909 creating MINUS_EXPR/PLUS_EXPRs.
1910 (number_of_iterations_le): Likewise.
1911 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1912 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1913 like PLUS_EXPR and MINUS_EXPR.
1914 * tree-pretty-print.c (dump_generic_node): Handle
1916 (op_prio): Likewise.
1917 (op_symbol_1): Likewise.
1918 * optabs.c (optab_for_tree_code): Likewise.
1919 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1921 * tree-tailcall.c (process_assignment): Mention
1922 POINTER_PLUS_EXPR in a TODO comment.
1923 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1924 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1925 not used with a pointer and an integer type.
1926 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1927 increment using chrec_convert_rhs instead of chrec_convert.
1928 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1929 PLUS_EXPR except for the right hand side's type will be
1931 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1932 (fold_used_pointer_cast): Kill.
1933 (pointer_offset_p): Kill.
1934 (fold_used_pointer): Kill.
1935 (pointer_used_p): Kill.
1936 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1937 call fold_used_pointer.
1938 (instantiate_parameters_1): Convert the increment
1939 using chrec_convert_rhs instead of chrec_convert.
1940 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1941 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1942 instead of PLUS_EXPR.
1943 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1944 PLUS_EXPR for pointers.
1945 (std_gimplify_va_arg_expr): Likewise.
1946 (fold_builtin_memory_op): Likewise.
1947 (fold_builtin_strstr): Likewise.
1948 (fold_builtin_strchr): Likewise.
1949 (fold_builtin_strrchr): Likewise.
1950 (fold_builtin_strpbrk): Likewise.
1951 (expand_builtin_memory_chk): Likewise.
1952 (fold_builtin_memory_chk): Likewise.
1953 (std_expand_builtin_va_start): Use
1954 sizetype for the call to make_tree and then convert
1955 to the pointer type.
1956 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1957 instead of PLUS_EXPR for adding to a pointer.
1958 (std_gimplify_va_arg_expr): Use fold_build2 for
1959 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1960 the operands to sizetype first and then cast the BIT_AND_EXPR
1961 back to the pointer type.
1962 * fold-const.c (build_range_check): Handle pointer types
1964 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1965 of PLUS_EXPR's. Make sure the offset is converted to
1967 (try_move_mult_to_index): Strip the NOPs from the offset.
1968 Remove code argument and replace all uses with PLUS_EXPR.
1969 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1970 specially. Don't use a pointer type for MINUS_EXPR.
1971 (fold_unary): Handle for (T1)(X op Y),
1972 only p+ as that is the only as that can be handled for
1973 binary operators now.
1974 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1976 <case PLUS_EXPR>: Add folding of PTR+INT into
1978 Don't call try_move_mult_to_index.
1979 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1980 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1981 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1982 Don't call try_move_mult_to_index.
1983 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1984 (tree_expr_nonzero_p): Likewise.
1985 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1986 of PLUS_EXPR for the complex expression folding.
1987 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1988 first chrec is a pointer type, then the second should
1989 be sizetype and not the first's type.
1990 For POINTER_PLUS_EXPR, use a different right hand side type.
1991 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1992 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1993 different right hand side type.
1994 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1995 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1996 instead of PLUS_EXPR.
1997 When either operand is zero, convert the other operand.
1998 (chrec_apply): Use chrec_convert_rhs
1999 on the argument x instead of chrec_convert.
2000 (reset_evolution_in_loop): For pointer types, the new_evol
2002 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2003 different right hand side type.
2004 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2005 (chrec_convert_rhs): New function.
2006 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2007 different right hand side type.
2008 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2009 * tree-chrec.h (chrec_convert_rhs): New prototype.
2010 (build_polynomial_chrec): For pointer types, the right hand
2011 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2012 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2013 Remove subtraction case as it is always addition now.
2014 Make sure the offset is converted to sizetype.
2015 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2016 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2017 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2018 PLUS_EXPR in pointer type.
2019 Handle POINTER_PLUS_EXPR.
2020 (tree_to_aff_combination): Likewise.
2021 (force_expr_to_var_cost): Likewise.
2022 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2023 instead of PLUS_EXPR for pointers.
2024 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2025 instead of PLUS_EXPR of pointer types.
2026 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2028 (check_va_list_escapes): Likewise.
2029 (check_all_va_list_escapes): Likewise.
2030 * dwarf2out.c (loc_descriptor_from_tree_1):
2031 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2032 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2033 (string_constant): Likewise.
2034 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2035 the offset to the base, use POINTER_PLUS_EXPR.
2036 (add_to_parts): Convert the index to sizetype.
2037 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2038 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2039 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2040 Offset only holds something for PLUS_EXPR.
2041 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2043 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2045 (analyze_accesses_for_modify_stmt): Likewise.
2046 Remove comment about the type being integral type as it is
2048 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2050 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2052 Correct the type which the artimentic is done in (is now
2055 * tree-data-ref.c (split_constant_offset): Handle
2057 * tree-affine.c (tree_to_aff_combination): Likewise.
2058 * c-typeck.c (build_unary_op): For pointers create the increment
2059 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2061 * gimplify.c (gimplify_self_mod_expr): Create a
2062 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2063 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2064 * tree.def (POINTER_PLUS_EXPR): New tree code.
2065 * tree-predcom.c (ref_at_iteration): If we have a pointer
2066 type do the multiplication in sizetype.
2067 * tree-mudflap.c (mf_xform_derefs_1): Create a
2068 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2069 * tree-ssa-forwprop.c
2070 (forward_propagate_addr_into_variable_array_index):
2071 Don't expect there to be a cast for the index as that
2072 does not exist anymore.
2073 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2074 instead of PLUS_EXPR.
2075 Don't check for the first operand of the POINTER_PLUS_EXPR
2076 was the index as it cannot be.
2077 Call forward_propagate_addr_into_variable_array_index with
2078 the SSA_NAME instead of the statement.
2079 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2080 (compare_constant): Likewise.
2081 (copy_constant): Likewise.
2082 (compute_reloc_for_constant): Likewise.
2083 (output_addressed_constants): Likewise.
2084 (initializer_constant_valid_p): Likewise.
2085 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2086 Convert the MIN/MAX of the inner type to the outer
2087 type before comparing them.
2088 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2089 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2090 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2091 of PLUS_EXPR for pointers.
2092 * tree-inline.c (estimate_num_insns_1): Handle
2094 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2095 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2096 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2097 instead of PLUS_EXPR for the pointer increment statement.
2098 (vect_update_ivs_after_vectorizer): For pointer types, create
2099 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2100 MULT_EXPR in sizetype.
2101 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2103 * tree-object-size.c (plus_expr_object_size): Handle
2104 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2105 code which is trying to figure out which side is a pointer and
2107 (check_for_plus_in_loops_1): Likewise.
2108 (check_for_plus_in_loops): Likewise.
2109 * c-common.c (pointer_int_sum): Create a
2110 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2111 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2112 only POINTER_PLUS_EXPR. Removing all the extra
2113 code which is trying to figure out which side is a pointer and
2115 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2116 PLUS_EXPR and MINUS_EXPR.
2117 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2119 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2120 with make_tree, instead of a pointer type.
2121 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2122 for pointers instead of PLUS_EXPR.
2123 (s390_gimplify_va_arg): Likewise.
2124 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2125 instead of PLUS_EXPR when doing addition on pointer
2126 types. Use sizetype for the second operand.
2127 (spu_gimplify_va_arg_expr): Likewise.
2128 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2129 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2130 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2131 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2132 for the pointer addition and also use size_int/sizetype
2134 (ix86_gimplify_va_arg): Likewise.
2135 Perform BIT_AND_EXPR on sizetype arguments.
2136 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2137 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2138 for the pointer additions and also use size_int for the offsets.
2139 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2140 additions and also use size_int for the offsets. Perform
2141 BIT_AND_EXPR on sizetype arguments.
2142 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2143 POINTER_PLUS_EXPR for pointers and create the
2144 BIT_AND_EXPR in sizetype.
2145 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2146 instead of PLUS_EXPR for pointer addition.
2147 (rs6000_va_start): Likewise.
2148 Also use sizetype for the offset.
2149 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2150 as PLUS_EXPR/MINUS_EXPR.
2151 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2152 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2153 Don't use BIT_AND_EXPR on a pointer type, convert the
2154 expression to sizetype first.
2155 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2157 (mips_gimplify_va_arg_expr): Likewise.
2158 Don't create BIT_AND_EXPR in a pointer type.
2160 2007-06-15 Eric Christopher <echristo@apple.com>
2162 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2163 (x86_64-*-darwin*): Ditto.
2164 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2167 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2169 * doc/extend.texi: Document behavior of __attribute__((aligned))
2172 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2174 * rtlanal.c (note_stores): Improve documentation.
2176 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2178 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2179 LOCAL_LABEL_PREFIX): Delete.
2180 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2181 (bfin_internal_label): Delete.
2183 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2185 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2186 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2187 otherwise define to LIBGCC2_TF_CEXT.
2188 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2189 (LIBGCC_TF_CEXT): Ditto.
2192 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2194 PR rtl-optimization/32339
2195 * df-scan.c (df_uses_record): Don't modify flags but just add to
2196 it for df_ref_record.
2198 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2200 * tree-mudflap.c: Fix whitespace issues.
2202 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2204 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2206 2007-06-14 Eric Christopher <echristo@apple.com>
2208 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2209 (movv4sf): Use gcc_unreachable instead of abort.
2211 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/sfp-machine.h (CMPtype): New define.
2215 (mach stubs): Use CMPtype instead of int as a return type.
2217 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2219 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2220 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2221 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2222 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2223 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2224 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2225 config/soft-fp/soft-fp.h: Update from glibc CVS.
2227 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2229 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2231 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2234 * config/v850/v850.c: Include dataflow header file.
2235 (substitute_ep_register): Fix typo.
2237 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2239 * configure.ac: Fix earlier checkin.
2240 * configure: Regenerated.
2242 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2244 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2245 * aclocal.m4: Regenerate.
2246 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2247 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2248 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2249 * configure: Regenerate.
2250 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2252 * Makefile.in (quickstrap): Build libgcc too.
2254 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2256 * configure.ac: Add --enable-checking=df. Explicitly mention that
2257 the variables are initialized as for "release".
2258 * df-core.c: Use it.
2259 * configure: Regenerate.
2260 * config.in: Regenerate.
2262 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2264 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2265 validate_replace_rtx instead of replace_rtx.
2266 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2268 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2270 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2271 (DWARF2_UNWIND_INFO): Override default if configured with
2273 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2274 (ENDFILE_SPEC): Add crtend.o.
2275 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2276 (ENDFILE_SPEC): Add crtend.o.
2277 (TARGET_USE_JCR_SECTION): Define.
2278 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2280 * config/i386/cygming-crtbegin.c: New file.
2281 * config/i386/cygming-crtend.c: New file.
2283 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2285 * config/i386/w32-unwind.h: New file.
2287 2007-06-13 Eric Christopher <echristo@apple.com>
2289 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2290 the user set a value below STACK_BOUNDARY.
2292 2007-06-13 Thiemo Seufer <ths@networkno.de>
2294 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2295 imply -lpthread for -pthread.
2297 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2299 * basic-block.h: Remove the prototype for
2300 free_basic_block_vars.
2301 * cfglayout.h: Remove the prototype for
2302 insn_locators_initialize.
2303 * tree.h: Remove the prototype for emit_line_note.
2305 * tree-ssa-pre.c (mergephitemp): Remove.
2306 (init_pre): Don't use mergephitemp.
2308 2007-06-13 Eric Christopher <echristo@apple.com>
2310 * config/i386/i386.c (override_options): If we've specified
2311 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2313 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2315 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2318 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2320 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2321 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2322 (eh_store_handler): New pattern.
2323 (eh_return): Emit it instead of a plain move.
2325 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2327 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2328 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2329 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2332 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2334 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2335 (find_next_insn_start, find_load): New functions.
2336 (bfin_reorg): Use them to deal with the fact that parallel insns are
2337 no longer represented as a SEQUENCE.
2339 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2341 * config/sparc/sparc.c (sparc_override_options): Initialize
2344 2007-06-13 Dave Korn <dave.korn@artimi.com>
2346 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2349 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2351 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2352 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2353 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2354 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2355 tree-vect-transform.c: Fix comment typos. Follow spelling
2358 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2360 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2361 to the exit block use set.
2362 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2363 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2364 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2366 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2368 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2369 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2370 to indicate an error.
2371 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2373 (dbg_cnt_process_opt): Print an error on a bad argument.
2374 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2375 * common.opt (-fdbg-cnt-list): New.
2376 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2378 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2380 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2381 flag on ref-all pointers.
2383 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2386 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2387 for the offset with the modifier as EXPAND_INITIALIZER
2388 if the modifier is EXPAND_INITIALIZER.
2389 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2390 a register if we had an overflow.
2392 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2394 * real.c (real_isfinite): New.
2395 (real_sqrt): Use it.
2396 * real.h (real_isfinite): New.
2397 * builtins.c: Use it.
2399 2007-06-12 Ian Lance Taylor <iant@google.com>
2400 Daniel Berlin <dberlin@dberlin.org>
2403 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2404 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2405 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2406 (DECL_NO_TBAA_P): Define.
2407 (struct tree_decl_common): Add no_tbaa_flag field.
2408 * tree-ssa-structalias.c (struct variable_info): Add
2409 no_tbaa_pruning field.
2410 (new_var_info): Initialize no_tbaa_pruning field.
2411 (unify_nodes): Copy no_tbaa_pruning field.
2412 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2413 (dump_solution_for_var): Print no_tbaa_pruning flag.
2414 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2416 (compute_tbaa_pruning): New static function.
2417 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2418 Call compute_tbaa_pruning.
2419 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2420 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2421 * gimple-low.c (lower_stmt): Likewise.
2422 * tree-gimple.c (is_gimple_stmt): Likewise.
2423 * tree-ssa-operands.c (get_expr_operands): Likewise.
2424 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2425 * tree-inline.c (estimate_num_insns_1): Likewise.
2426 (copy_result_decl_to_var): Likewise.
2427 * expr.c (expand_expr_real_1): Likewise.
2428 * tree-pretty-print.c (dump_generic_node): Likewise.
2429 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2430 * omp-low.c (omp_copy_decl_2): Likewise.
2431 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2432 * doc/c-tree.texi (Expression trees): Document
2433 CHANGE_DYNAMIC_TYPE_EXPR.
2435 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2437 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2438 with !HONOR_NANS and !HONOR_INFINITIES.
2439 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2441 2007-06-12 Tristan Gingold <gingold@adacore.com>
2443 * gcov.c: Comments updated.
2444 (source_info): Add file_time field.
2445 (source_index): New variable.
2446 (mutiple_files): New variable.
2447 (generate_results): New function extracted from process_file.
2448 (process_file): Save and restore chain of functions, generate
2449 results and free structures only if not merging results.
2450 (release_structures): File names are now freed in create_file_names
2451 (create_file_names): Free previous file names.
2452 (find_source): File date is now read here and modifications in
2453 source files is checked here.
2454 (read_graph_file): Only reverse order of functions for the current
2456 (make_gcov_file_name): Do not generate long names if input_name is
2458 (output_lines): If merging results do not display graph, data and
2460 Checking source file modification is done in find_source.
2462 * doc/gcov.texi: Append an s to sourcefile.
2464 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2466 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2467 (forced_nop): New pattern.
2468 * config/bfin/bfin.c: Include "df.h".
2469 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2470 (bfin_discover_loop): Use df_get_live_in instead of
2471 global_live_at_start.
2472 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2473 df_analyze when done.
2474 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2475 the insns. Use QImode for the final insn in a bundle. Call
2476 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2478 (reorder_var_tracking_notes): New function.
2479 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2480 update_life_info. Call df_analyze after scheduling and bundle
2481 generation. Call reorder_var_tracking_notes if generating these
2482 notes. Call df_finish_pass at the end.
2484 2007-06-12 Dirk Mueller <dmueller@suse.de>
2486 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2487 a comparison, not an assignment.
2489 2007-06-12 Olivier Hainque <hainque@adacore.com>
2491 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2492 Request walking the subtrees only, leaving the current is_lhs/val_only
2494 (convert_non_local_reference): Likewise.
2496 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2498 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2500 2007-06-12 Richard Guenther <rguenther@suse.de>
2502 PR tree-optimization/15353
2503 PR tree-optimization/31657
2504 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2505 * timevar.def: Add TV_TREE_IFCOMBINE.
2506 * tree-pass.h (pass_tree_ifcombine): Declare.
2507 * tree-ssa-ifcombine.c: New file.
2508 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2509 * tree-flow.h (blocks_in_phiopt_order): Declare.
2510 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2511 (tree-ssa-ifcombine.o): New dependencies.
2513 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2515 PR rtl-optimization/32293
2516 * combine.c (simplify_if_then_else): Truncate return from
2517 nonzero_bits() to correct mode.
2519 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2521 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2522 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2524 2007-06-11 Diego Novillo <dnovillo@google.com>
2526 * Makefile.in (reload1.o-warn): Remove.
2528 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2530 * combine.c (subst): Use reg_overlap_mentioned_p
2531 instead of comparing register numbers directly.
2533 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2535 * reload1.c (mark_home_live_1): Use the mode parameter.
2537 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2539 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2540 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2544 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2546 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2548 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2551 from integer registers.
2552 (FP mode splitters): Handle TFmode.
2554 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2556 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2557 for ref-all pointers that point-to anything.
2559 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2561 * config/arm/arm.c (arm_output_dwarf_dtprel,
2562 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2564 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2566 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2567 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2570 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2572 * gcc/tree.c (signed_or_unsigned_type_for): New.
2573 (unsigned_type_for): Use signed_or_unsigned_type_for.
2574 (signed_type_for): Use signed_or_unsigned_type_for.
2575 * gcc/tree.h (signed_or_unsigned_type_for): New.
2576 (get_signed_or_unsigned_type): Remove.
2577 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2578 lang_hooks.types.signed_type
2579 (size_diffop): Likewise.
2580 (all_ones_mask_p): Likewise.
2581 (build_range_check): Likewise.
2582 (fold_cond_expr_with_comparison): Likewise.
2583 (fold_cond_expr_with_comparison): Likewise.
2584 (unextend): Likewise.
2585 (extract_muldiv_1): Likewise.
2586 (fold_single_bit_test_into_sign_test): Likewise.
2587 (fold_binary): Likewise.
2588 (fold_ternary): Likewise.
2589 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2590 instead of get_signed_or_unsigned_type.
2591 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2592 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2593 * gcc/expr.c (signed_or_unsigned_type_for): Use
2594 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2595 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2596 (lhd_signed_or_unsigned_type): Remove.
2597 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2598 signed_or_unsigned_type.
2599 (lhd_signed_or_unsigned_type): Remove.
2600 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2601 lang_hooks.types.signed_type.
2602 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2603 c_common_signed_type instead of lang_hooks.types.signed_type.
2604 (c_common_unsigned_type): New.
2605 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2606 (shorten_compare): Use c_common_unsigned_type instead of
2607 c_common_signed_or_unsigned_type.
2608 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2610 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2611 lang_hooks.types.signed_type.
2612 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2613 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2614 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2615 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2616 instead of unsigned_type_for.
2617 * gcc/c-decl.c (groakdeclarator): Likewise.
2618 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2619 * gcc/c-common.h (c_common_unsigned_type): New.
2621 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2624 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2625 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2627 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2630 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2631 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2633 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2634 Sebastian Pop <sebpop@gmail.com>
2636 * lambda-code.c (remove_iv): New.
2637 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2639 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2641 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2642 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2643 * tree-ssa-loop-prefetch.c: Include optabs.h.
2644 (FENCE_FOLLOWING_MOVNT): New macro.
2645 (struct mem_ref): Add independent_p and storent_p fields.
2646 (record_ref): Initalize the new fields.
2647 (gather_memory_references_ref): Return true if the reference
2649 (gather_memory_references): Check whether all memory accesses
2650 in loop were recorded.
2651 (should_issue_prefetch_p): Return false for nontemporal stores.
2652 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2653 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2654 (determine_loop_nest_reuse): Detect independent memory references.
2655 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2656 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2657 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2658 * config/i386/i386.h (x86_mfence): Declare.
2659 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2660 * config/i386/i386.c (x86_mfence): New variable.
2661 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2663 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2664 * optabs.c (init_optabs): Initialize storent_optab.
2665 * optabs.h (enum optab_index): Add OTI_storent.
2666 (storent_optab): Declare.
2667 * genopinit.c (optabs): Add initialization for storent_optab.
2668 * tree.h (MOVE_NONTEMPORAL): New macro.
2669 * expr.c (expand_assignment, store_expr, store_constructor_field,
2670 store_constructor, store_field, expand_expr_real_1): Propagate
2671 nontemporality of the expanded store.
2672 (emit_storent_insn): New function.
2673 * expr.h (expand_assignment, store_expr): Declaration changed.
2674 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2675 to expand_assignment.
2676 * stmt.c (expand_asm_expr): Ditto.
2677 * calls.c (initialize_argument_information): Pass false as
2678 nontemporality to store_expr.
2679 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2682 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2684 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2686 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2688 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2690 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2691 and allow DECL_P here.
2693 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2695 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2696 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2697 track of the size of the expression.
2698 * cfghooks.c (merge_blocks): Remove block from loops structure only
2699 after call of the merge_blocks hook.
2701 2007-06-09 Tom Tromey <tromey@redhat.com>
2703 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2704 (deprecated_state): Removed.
2705 (start_decl): Update.
2706 (enum deprecated_states): Moved earlier.
2707 (groktypename): Update.
2708 (push_parm_decl): Likewise.
2709 (grokfield): Likewise.
2710 (start_function): Likewise.
2712 2007-06-09 Ian Lance Taylor <iant@google.com>
2714 PR tree-optimization/32169
2715 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2716 CONVERT_EXPR, check whether min and max both converted to an
2717 overflow infinity representation.
2719 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2721 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2722 not inserted on the edge.
2724 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2726 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2727 instructions if they are supported.
2728 (__divsi3, __umodsi3, __modsi3): Likewise.
2729 (__ashldi3, __ashrdi3, __lshrdi3): New.
2730 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2732 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2733 Tony Linthicum <tony.linthicum@amd.com>
2735 * doc/extend.texi: Add fvect-cost-model flag.
2736 * common.opt (fvect-cost-model): New flag.
2737 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2738 cost fields in stmt_vec_info struct for STMT.
2739 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2740 fields in stmt_vec_info struct and access functions for the same.
2741 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2742 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2743 load, store and vector to scalar operation.
2744 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2745 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2746 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2747 (TARG_VEC_STORE_COST): Define cost of vector store.
2748 (vect_estimate_min_profitable_iters): Define new function.
2749 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2750 check to evaluate if loop iterations are less than minimum profitable
2751 iterations determined by cost model or minimum vect loop bound defined
2752 by user, whichever is more conservative.
2753 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2754 run-time check to evaluate if loop iterations are less than minimum
2755 profitable iterations determined by cost model or minimum vect loop
2756 bound defined by user, whichever is more conservative.
2757 (vect_estimate_min_profitable_iterations): New function to estimate
2758 mimimimum iterartions required for vector version of loop to be
2759 profitable over scalar version.
2760 (vect_model_reduction_cost): New function.
2761 (vect_model_induction_cost): New function.
2762 (vect_model_simple_cost): New function.
2763 (vect_cost_strided_group_size): New function.
2764 (vect_model_store_cost): New function.
2765 (vect_model_load_cost): New function.
2766 (vectorizable_reduction): Call vect_model_reduction_cost during
2768 (vectorizable_induction): Call vect_model_induction_cost during
2770 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2771 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2772 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2773 vectorizable_promotion, vectorizable_demotion): Call
2774 vect_model_simple_cost during analysis phase.
2776 2007-06-08 Simon Baldwin <simonb@google.com>
2778 * reg-stack.c (get_true_reg): Readability change. Moved default case
2779 label into direct switch statement scope.
2781 2007-06-08 Simon Baldwin <simonb@google.com>
2783 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2784 in gcc_assert() with '==' comparison.
2786 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2788 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2789 TARGET_ABM handling of x86_popcnt variable.
2791 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2793 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2794 __builtin_copysignq and __builtin_infq built-in functions.
2796 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2798 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2799 SSE4.2 section. Correct built-in function names in SSE4A section.
2801 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2803 PR tree-optimization/32243
2804 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2805 for ncopies after ratio check between nunits_out and nunits_in.
2806 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2808 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2810 PR tree-optimization/32224
2811 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2812 vectorization upon a non GIMPLE_MODIFY_STMT.
2814 2007-06-08 Christian Bruel <christian.bruel@st.com>
2817 * config/sh/sh.md (doloop_end): New pattern and splitter.
2818 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2820 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2823 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2825 (verify_dominators): Do not change dominance tree.
2827 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2829 * config/sh/constraints.md: New file.
2830 * config/sh/sh.c: Include tm-constrs.h.
2831 (reg_class_from_letter): Remove.
2832 (prepare_cbranch_operands): Use satisfies_constraint_*
2833 function instead of macro.
2834 (andcosts, broken_move, sh_secondary_reload): Likewise.
2835 * config/sh/predicates.md (trapping_target_operand): Likewise.
2836 (and_operand, arith_operand, arith_reg_or_0_operand,
2837 cmp_operand, logical_operand, target_operand,
2838 ua_address_operand, ua_offset, xor_operand): Likewise.
2839 * config/sh/sh.md: Include constraints.md.
2840 (*movsicc_t_false): Use satisfies_constraint_* function
2842 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2843 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2844 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2845 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2846 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2847 (REG_CLASS_FROM_CONSTRAINT): Remove.
2848 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2849 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2850 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2851 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2852 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2853 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2854 function instead of macro.
2855 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2856 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2857 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2858 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2859 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2860 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2861 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2862 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2863 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2864 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2865 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2866 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2867 EXTRA_CONSTRAINT_STR): Likewise.
2868 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2870 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2872 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2874 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2877 * c-common.h (flag_cpp0x): Replaced by...
2878 (cxx_dialect): ... this new variable specifying the C++ dialect that
2880 * c-common.c (flag_cpp0x): Removed.
2881 (cxx_dialect): Defined.
2882 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2884 * c-opts.c (c_common_post_options): Likewise.
2885 (set_std_cxx98): Set cxx_dialect to cxx98.
2886 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2888 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2889 Hui-May Chang <hm.chang@apple.com>
2891 * doc/invoke.texi (Darwin Options): Update documentation for
2892 -mmacosx-version-min.
2893 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2894 * config/darwin-driver.c: New file.
2895 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2896 * config/t-darwin (darwin-driver.o): New rule.
2898 * config/darwin-c.c (version_as_macro): Ignore low digit.
2900 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2902 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2903 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2904 (CSGNMODE): New mode macro.
2905 (CSGNVMODE): New mode attribute.
2906 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2907 expander using CSGNMODE mode macro. Handle TFmode.
2908 (copysign<mode>3_const): Rename from copysignsf3_const and
2909 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2911 (copysign<mode>3_var): Rename from copysignsf3_var and
2912 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2914 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2915 mode macro. Handle TFmode.
2916 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2917 (iortf3, *iortf3): Ditto.
2918 (xortf3, *xortf3): Ditto.
2919 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2920 TFmode and TImode masks.
2921 (ix86_expand_copysign): Expand TFmode copysign insn.
2922 (IX86_BUILTIN_INFQ): New.
2923 (IX86_BUILTIN_FABSQ): Ditto.
2924 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2925 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2926 [__builtin_fabsq]: Ditto.
2927 [__builtin_copysignq]: Ditto.
2928 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2929 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2930 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2931 ix86_expand_binop_builtin().
2933 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2935 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2937 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2940 * rtl.h (push_to_sequence2): New.
2941 * emit-rtl.c (push_to_sequence2): New.
2942 * function.c (assign_parm_data_all): Add new fields.
2943 (assign_parm_setup_block): Call push_to_sequence2 instead of
2945 (assign_parm_setup_reg): Ditto.
2946 (assign_parm_setup_stack): Ditto.
2947 (assign_parms_unsplit_complex): Ditto.
2948 (assign_parms): Change field name.
2950 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2952 PR tree-optimization/32220
2953 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2954 phi node is reached before defining statement.
2956 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2959 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2960 after changing the right hand side of the assignment.
2962 2007-06-06 Eric Christopher <echristo@apple.com>
2964 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2965 (x86_64-*-darwin*): Ditto.
2966 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2967 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2969 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2971 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2973 (add_key): Likewise.
2974 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2975 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2977 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
2979 (add_cost_one_coalesce): Likewise.
2980 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2981 variable names. Rename orig to orig_name for consistency.
2982 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
2984 (cprop_into_successor_phis): Avoid using C++ keywords as variable
2986 (record_equivalences_from_stmt): Likewise.
2987 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2988 the coding conventions.
2989 (memory_ssa_name_same): Likewise.
2990 (dse_optimize_stmt): Likewise.
2991 (dse_record_phis): Likewise.
2992 (dse_finalize_block): Likewise.
2993 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2994 keywords as variable names.
2995 (may_move_till): Cast according to the coding conventions.
2996 (force_move_till_expr): Avoid using C++ keywords as variable names.
2997 (force_move_till): Cast according to the coding conventions.
2998 (memref_hash): Likewise.
2999 (memref_eq): Likewise.
3000 (gather_mem_refs_stmt): Likewise.
3001 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3002 using C++ keywords as variable names.
3003 (idx_find_step): Cast according to the coding conventions.
3004 (idx_record_use): Likewise.
3005 (find_depends): Likewise.
3006 (prepare_decl_rtl): Likewise.
3007 (mbc_entry_hash): Likewise.
3008 (mbc_entry_eq): Likewise.
3009 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3010 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3011 (idx_infer_loop_bounds): Cast according to the coding conventions.
3012 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3013 * tree-ssa-math-opts.c (occ_new ): Likwise.
3014 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3016 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3018 (add_use_op): Likewise.
3019 (add_vop): Likewise.
3020 (add_vuse_op): Likewise.
3021 (add_vdef_op): Likewise.
3022 (get_expr_operands): Likewise.
3023 (push_stmt_changes): Use type safe memory macros.
3024 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3025 keywords as variable names.
3026 (conditional_replacement): Likewise.
3027 (minmax_replacement): Likewise.
3028 (abs_replacement): Likewise.
3029 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3031 (insert_fake_stores): Avoid using C++ keywords as variable names.
3032 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3034 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3035 (heapvar_insert): Use type safe memory macros.
3036 (new_var_info): Cast according to the coding conventions.
3037 (new_constraint): Likewise.
3038 (remove_preds_and_fake_succs): Use type safe memory macros.
3039 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3041 (thread_single_edge): Likewise.
3042 (thread_through_loop_header): Likewise.
3044 2007-06-06 Eric Christopher <echristo@apple.com>
3046 * config/i386/i386.c (override_options): Move handling
3047 of TARGET_SUBTARGET* earlier.
3049 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3051 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3054 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3056 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3057 emited outside of basic block.
3058 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3060 * rtl.h (delete_insn_chain): Declaration changed.
3061 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3063 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3064 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3065 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3066 to delete_insn_chain.
3067 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3068 do not have bb field set.
3069 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3071 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3072 * cfgcleanup.c (try_optimize_cfg): Ditto.
3074 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3076 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3077 (lambda_body_vector_new): Use type safe memory macros.
3078 (lambda_linear_expression_new): Likewise.
3079 (lambda_loopnest_new): Likewise.
3080 (lambda_lattice_new): Likewise.
3081 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3082 conventions. Use type safe memory macros.
3083 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3084 (lambda_body_vector_s): Likewise.
3085 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3086 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3088 2007-06-06 Richard Guenther <rguenther@suse.de>
3090 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3091 if we need to schedule cfg_cleanup.
3092 (tree_ssa_forward_propagate_single_use_vars): Do so.
3094 2007-06-06 Ian Lance Taylor <iant@google.com>
3096 * fold-const.c (merge_ranges): If range_successor or
3097 range_predecessor fail, just return 0.
3099 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3101 PR tree-optimization/32216
3102 * tree-vectorizer.c (supportable_widening_operation): Determine
3103 signedness of FIX_TRUNC_EXPR from output operand.
3104 (supportable_narrowing_operation): Ditto.
3105 * tree-vect-generic.c (expand_vector_operations_1): Determine
3106 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3109 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3111 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3112 (struct pta): ...from here. Change flags to unsigned to avoid
3113 excessive casting (as it is used as a bit mask).
3114 (override_options): Add casts according to the coding convenventions.
3115 (x86_64_elf_unique_section): Likewise.
3116 (examine_argument): Avoid using C++ keywords as variable names.
3117 (construct_container): Likewise.
3118 (legitimize_pic_address): Likewise.
3119 (get_dllimport_decl): Cast according to the coding conventions. Use
3120 type safe memory macros.
3121 (legitimize_address): Cast according to the coding conventions.
3122 (emit_i387_cw_initialization): Corrected the type of slot to enum
3124 (ix86_init_machine_status): Use type safe memory macros.
3125 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3126 (bdesc_pcmpistr): Likewise.
3127 (bdesc_crc32): Likewise.
3128 (bdesc_sse_3arg): Likewise.
3129 (bdesc_2arg): Likewise.
3130 (bdesc_1arg): Likewise.
3131 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3132 (ix86_expand_sse_pcmpistr): Likewise.
3133 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3134 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3135 int to match the langhook definition.
3136 (ix86_builtin_conversion): Change the type of code to unsigned init to
3137 match the langhook definition.
3138 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3140 (ix86_preferred_output_reload_class): Likewise.
3141 (ix86_cannot_change_mode_class): Likewise.
3142 (ix86_memory_move_cost): Likewise.
3143 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3144 avoid excessive casting later on.
3145 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3147 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3149 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3150 as flags setting insn.
3151 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3153 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3155 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3156 (UNSPEC_ROUND): New.
3157 ("sse4_1_round<mode>2"): New insn pattern.
3158 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3160 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3161 expander using SSEMODEF mode macro. Expand using
3162 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3163 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3164 expander using SSEMODEF mode macro. Expand using
3165 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3166 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3167 expander using SSEMODEF mode macro. Expand using
3168 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3169 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3170 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3171 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3174 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3175 Sebastian Pop <sebpop@gmail.com>
3177 * lambda.h (build_linear_expr): New.
3178 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3179 Use build_linear_expr, call fold and force_gimple_operand.
3180 (lambda_loopnest_to_gcc_loopnest): Check that there is
3181 something to insert.
3182 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3184 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3186 PR preprocessor/23479
3187 * doc/extend.texi: Document the 0b-prefixed binary integer
3190 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3192 PR tree-optimization/32215
3193 * tree-vectorizer.c (supportable_widening_operation): Return false
3194 for unsupported FIX_TRUNC_EXPR tree code.
3195 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3197 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3199 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3200 register on SPE targets. Change documentation to reflect
3202 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3203 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3204 out of the register allocation pool.
3205 (rs6000_reg_live_or_pic_offset_p): New function.
3206 (rs6000_emit_prologue): Move the actual saving of LR up to free
3207 r0 for holding r11. Split saving of SPE 64-bit registers into
3208 its own case. Ensure that offsets will always be in-range for
3209 'evstdd' by using r11 as a scratch register to point at the start
3210 of the SPE save area. Save r11 if necessary, as it is the static
3212 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3213 into its own case. Ensure that offsets will always be in-range
3214 for 'evldd' by using r11 as a scratch register to point at the
3215 start of the SPE save area. Also adjust r11 when restoring
3216 the stack pointer to compensate for pre-loading r11.
3218 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3220 * cfg.c (init_flow): Use type safe memory macros.
3221 (alloc_block): Likewise.
3222 (unchecked_make_edge): Likewise.
3223 (dump_flow_info): Avoid using C++ keywords as variable names.
3224 (copy_original_table_clear): Cast according to the coding conventions.
3225 (copy_original_table_set): Likewise.
3226 * cfgexpand (label_rtx_for_bb): Likewise.
3227 (expand_gimple_basic_block): Likewise.
3228 * cfghooks.c (dump_bb): Likewise.
3229 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3231 (lv_add_condition_to_bb): Likewise.
3232 * cfglayout (relink_block_chain): Cast according to the coding
3234 (fixup_reorder_chain): Likewise.
3235 (fixup_fallthru_exit_predecessor): Likewise.
3236 * cfgloop.c (glb_enum_p): Likewise.
3237 (get_exit_description): Likewise.
3238 (dump_recorded_exit): Likewise.
3239 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3240 (struct loop): ... from here.
3241 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3243 * cfgrtl.c (rtl_create_basic_block): Likewise.
3244 (rtl_split_block): Likewise.
3245 (rtl_dump_bb): Likewise.
3246 (cfg_layout_split_block): Likewise.
3247 (init_rtl_bb_info): Use typesafe memory macros.
3249 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3250 * graphds.h: Updated all usages of edge to graph_edge.
3251 * graphds.c: Likewise.
3252 * cfgloopanal.c: Likewise.
3254 2007-06-05 Ian Lance Taylor <iant@google.com>
3256 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3257 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3258 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3260 (test_for_singularity): Likewise.
3262 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3264 * config/i386/constraints.md ("Y2"): Replaced by ...
3266 * config/i386/i386.md: Likewise.
3267 * config/i386/mmx.md: Likewise.
3268 * config/i386/sse.md: Likewise.
3270 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3272 * config/i386/constraints.md ("z"): Replaced by ...
3274 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3275 (sse4_1_blendvps): Likewise.
3276 (sse4_1_pblendvb): Likewise.
3277 (sse4_2_pcmpestr): Likewise.
3278 (sse4_2_pcmpestrm): Likewise.
3279 (sse4_2_pcmpestr_cconly): Likewise.
3280 (sse4_2_pcmpistr): Likewise.
3281 (sse4_2_pcmpistrm): Likewise.
3282 (sse4_2_pcmpistr_cconly): Likewise.
3284 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3286 * matrix-reorg.c (transform_access_sites): Fix computation.
3287 (transform_allocation_sites): Same.
3289 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3291 * config/i386/i386.c (override_options): Use
3292 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3294 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3296 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3297 (nonimm_not_xmm0_operand): Ditto.
3298 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3299 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3300 as operand[2] predicate. Require "z" class XMM register for
3301 operand[3]. Adjust asm template.
3302 ("sse4_1_blendvpd"): Ditto.
3303 ("sse4_1_pblendvb"): Ditto.
3304 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3305 force op2 into xmm0 register for variable blend instructions.
3307 2007-06-04 Tom Tromey <tromey@redhat.com>
3309 * c-tree.h (start_enum): Update.
3310 (build_enumerator): Likewise.
3311 * c-decl.c (enum_next_value): Removed.
3312 (enum_overflow): Likewise.
3313 (start_enum): Add c_enum_contents argument. Don't use globals.
3314 (build_enumerator): Likewise.
3315 * c-tree.h (struct c_enum_contents): New struct.
3317 2007-06-04 Tom Tromey <tromey@redhat.com>
3319 * c-common.c (c_common_get_alias_set): Fix indentation.
3321 2007-06-04 Ian Lance Taylor <iant@google.com>
3323 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3324 to overflow, reduce overflow infinity to regular infinity.
3325 (vrp_var_may_overflow): New static function.
3326 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3328 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3330 * stor-layout.c (layout_type): Remove duplicate code.
3332 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3335 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3336 before build_common_builtin_nodes ().
3338 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3341 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3343 2007-06-04 Jan Hubicka <jh@suse.cz>
3345 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3346 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3347 instead of _stat version.
3349 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3351 PR tree-optimization/32194
3352 * tree-predcom.c (determine_offset): Check that both references have
3355 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3357 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3358 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3359 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3360 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3361 Add argument to iterate_fix_dominators call.
3362 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3363 * gcse.c (hoist_code): Change domby to vector.
3364 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3365 Add argument to iterate_fix_dominators call.
3366 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3367 recompute_dominator.
3368 * lambda-code.c (perfect_nestify): Ditto.
3369 * cfgloopanal.c: Include graphds.h.
3370 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3371 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3372 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3374 * graphds.c: New file.
3375 * graphds.h: New file.
3376 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3377 (get_dominated_by, get_dominated_by_region): Change return type to
3379 (verify_dominators): Recompute all dominators and compare the results.
3380 (recount_dominator): Renamed to ...
3381 (recompute_dominator): ... this. Do not check that the block is
3383 (iterate_fix_dominators): Reimplemented.
3384 (prune_bbs_to_update_dominators, root_of_dom_tree,
3385 determine_dominators_for_sons): New functions.
3386 * et-forest.c (et_root): New function.
3387 * et-forest.h (et_root): Declare.
3388 * Makefile.in (graphds.o): Add.
3389 (cfgloopanal.o): Add graphds.h dependency.
3390 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3391 * basic-block.h (get_dominated_by, get_dominated_by_region,
3392 iterate_fix_dominators): Declaration changed.
3393 (recount_dominator): Renamed to ...
3394 (recompute_dominator): ... this.
3395 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3396 (thread_through_all_blocks): Do not free dominance info.
3398 2007-06-03 Andreas Schwab <schwab@suse.de>
3400 * config/m68k/m68k.c (override_options): Don't override
3402 * config/m68k/m68k-modes.def (SF, DF): Define to use
3403 motorola_single_format and motorola_double_format, resp.
3404 * real.c (motorola_single_format): Renamed from
3405 coldfire_single_format.
3406 (motorola_double_format): Renamed from coldfire_double_format.
3407 (encode_ieee_extended): Generate a proper canonical NaN image
3408 respecting canonical_nan_lsbs_set.
3409 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3411 * real.h: Adjust declarations.
3413 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3416 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3417 the symbol is generated with the stack protector.
3419 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3421 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3422 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3424 * doc/extend.texi (interrupt): Mention m68k.
3426 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3429 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3430 (ix86_expand_sse_pcmpestr): Do not check operands for
3431 "register_operand", when insn operand predicate is "register_operand".
3432 (ix86_expand_sse_pcmpistr): Ditto.
3434 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3435 Uros Bizjak <ubizjak@gmail.com>
3437 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3438 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3439 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3440 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3441 * config/i386/constraints.md ("z"): New register constraint
3442 for members of SSE_FIRST_REG class.
3443 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3444 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3445 SSE_FIRST_REG class.
3446 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3447 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3448 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3449 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3450 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3451 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3452 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3453 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3454 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3455 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3456 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3457 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3458 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3459 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3460 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3461 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3462 (struct builtin_description): Change "flag" field to unsigned.
3463 (bdesc_pcmpestr): New builtin description table.
3464 (bdesc_pcmpistr): Likewise.
3465 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3466 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3467 Initialize pcmp[ei]str[im] insns for SSE4.2.
3468 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3469 (ix86_expand_sse_pcmpistr): Likewise.
3470 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3471 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3472 (UNSPEC_PCMPISTR): Likewise.
3473 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3474 (sse4_2_pcmpestri):New isns pattern.
3475 (sse4_2_pcmpestrm): Likewise.
3476 (sse4_2_pcmpestr_cconly): Likewise.
3477 (sse4_2_pcmpistr): New insn patern and splitter.
3478 (sse4_2_pcmpistri):New isns pattern.
3479 (sse4_2_pcmpistrm): Likewise.
3480 (sse4_2_pcmpistr_cconly): Likewise.
3481 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3484 2007-06-01 David Daney <ddaney@avtrex.com>
3486 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3487 LOADGP_ABSOLUTE and not binds_local_p.
3489 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3491 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3493 2007-06-01 Ian Lance Taylor <iant@google.com>
3495 * tree-vrp.c (compare_name_with_value): Always set
3496 used_strict_overflow if we get a result from the variable itself.
3498 2007-06-01 Ian Lance Taylor <iant@google.com>
3500 PR rtl-optimization/31455
3501 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3502 subregs which have a cast between modes which are not tieable.
3504 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3506 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3507 breaks after return statements.
3509 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3511 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3512 only after no_new_pseudos.
3514 2007-05-31 Eric Christopher <echristo@apple.com>
3516 * expr.c (convert_move): Assert that we don't have a BLKmode
3518 (store_expr): Handle BLKmode moves by calling emit_block_move.
3520 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3522 * c-typeck.c (build_indirect_ref): Include type in error message.
3523 (build_binary_op): Pass types to binary_op_error.
3524 * c-common.c (binary_op_error): Take two type arguments, print out
3526 * c-common.h (binary_op_error): Update prototype.
3528 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3530 * config/i386/i386.c: Correct coments on -mno-sse4.
3532 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3534 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3535 (x86_64-*-*): Likewise.
3536 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3537 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3538 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3539 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3540 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3541 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3542 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3543 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3544 (OPTION_MASK_ISA_SSE4): Likewise.
3545 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3546 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3547 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3548 (override_options): Support SSE4.2.
3549 (ix86_build_const_vector): Support SImode and DImode.
3550 (ix86_build_signbit_mask): Likewise.
3551 (ix86_expand_int_vcond): Support V2DImode.
3552 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3553 (IX86_BUILTIN_CRC32HI): Likewise.
3554 (IX86_BUILTIN_CRC32SI): Likewise.
3555 (IX86_BUILTIN_CRC32DI): Likewise.
3556 (IX86_BUILTIN_PCMPGTQ): Likewise.
3557 (bdesc_crc32): Likewise.
3558 (bdesc_sse_3arg): Likewise.
3559 (ix86_expand_crc32): Likewise.
3560 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3561 (ix86_expand_builtin): Likewise.
3562 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3563 __SSE4_2__ for -msse4.2.
3564 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3565 (CRC32MODE): Likewise.
3566 (crc32modesuffix): Likewise.
3567 (crc32modeconstraint): Likewise.
3568 (sse4_2_crc32<mode>): Likewise.
3569 (sse4_2_crc32di): Likewise.
3570 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3572 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3573 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3574 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3575 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3576 (vcondu<mode>): Likewise.
3577 * doc/extend.texi: Document SSE4.2 built-in functions.
3578 * doc/invoke.texi: Document -msse4.2/-msse4.
3580 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3582 PR tree-optimization/32160
3583 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3584 variable as gimple reg.
3585 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3587 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3589 * gcc.c (main): Don't consider linker options when issuing the
3590 warning about a linker input file not being used.
3592 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3594 * tree-vrp.c (compare_names): Initialize sop.
3596 2007-05-30 Dirk Mueller <dmueller@suse.de>
3598 * cgraphunit.c (cgraph_analyze_function): Remove
3599 computation of inline parameters.
3601 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3603 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3605 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3607 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3608 Add vx-common.h. Include vxworks.h between vx-common.h and
3610 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3612 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3613 (TARGET_ASM_DESTRUCTOR): Likewise.
3614 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3615 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3616 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3617 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3618 (VXWORKS_ENDIAN_SPEC): Define.
3619 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3620 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3621 VXWORKS_* equivalents.
3622 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3623 (ASM_FILE_START): Delete.
3624 (TARGET_VERSION): Reformat.
3625 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3626 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3627 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3628 (FPBIT, DPBIT): Define.
3629 (fp-bit.c, dp-bit.c): New rules.
3630 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3631 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3632 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3633 * config/arm/arm.h: Include vxworks-dummy.h.
3634 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3635 Mark with ATTRIBUTE_UNUSED.
3636 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3637 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3638 make it incompatible with -msingle-pic-base.
3639 (arm_function_ok_for_sibcall): Return false for calls that might
3640 go through a VxWorks PIC PLT entry.
3641 (require_pic_register): New function, split out from...
3642 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3644 (arm_load_pic_register): Handle the VxWorks RTP initialization
3645 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3646 (arm_emit_call_insn): New function.
3647 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3648 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3649 (pic_offset_arm): New pattern.
3650 (call, call_value): Use arm_emit_call_insn.
3651 (call_internal, call_value_internal): New expanders.
3652 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3653 VxWorks unless __PIC__.
3655 2007-05-30 Eric Christopher <echristo@gmail.com>
3657 * genrecog.c: Include regs.h in generated file.
3658 * genemit.c: Ditto. Fix up formatting.
3659 * config/mn10300/constraints.md: New.
3660 * config/mn10300/mn10300.md: Include.
3661 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3662 Fix up for removed macro.
3663 * config/mn10300/predicates.md (call_address_operand): Ditto.
3664 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3665 (CONST_OK_FOR_I): Ditto.
3666 (CONST_OK_FOR_J): Ditto.
3667 (CONST_OK_FOR_K): Ditto.
3668 (CONST_OK_FOR_L): Ditto.
3669 (CONST_OK_FOR_M): Ditto.
3670 (CONST_OK_FOR_N): Ditto.
3671 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3675 (EXTRA_CONSTRAINT): Ditto.
3677 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3681 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3682 OPTION_MASK_ISA_64BIT.
3683 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3685 2007-05-30 Richard Guenther <rguenther@suse.de>
3688 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3689 types for comparison.
3690 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3691 with original typed arguments.
3692 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3694 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3696 PR tree-optimization/31769
3697 * except.c (duplicate_eh_regions): Clear prev_try if
3698 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3700 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3702 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3703 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3704 bsi of the location where statements should be inserted.
3705 (sink_code_in_bb): Take bsi from statement_sink_location.
3706 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3707 instead of bsi_start.
3708 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3710 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3711 (bsi_move_before): Document inconsistency with bsi_move_after.
3712 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3714 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3716 * config/i386/i386.h (TARGET_ABM): New define.
3717 (TARGET_POPCNT): Ditto.
3718 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3719 New temporary defines to redefine from OPTION_ISA_* defines.
3720 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3721 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3722 (ix86_isa_flags): New extern int declaration.
3723 (TARGET_SUBTARGET_DEFAULT): New define.
3724 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3725 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3726 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3727 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3728 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3729 * config/i386/darwin.h: Change TARGET_64BIT define to
3732 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3733 using existing "ix86_isa_flags" varible.
3734 (m32, m64): Use existing "ix86_isa_flags" variable.
3735 (mmmx, m3dnow): Ditto.
3736 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3737 (mabm): Define as non-negative option using "x86_abm" variable.
3738 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3740 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3741 Rewrite feature test bitmap.
3742 (ix86_isa_flags): New initialized global int varible.
3743 (ix86_isa_flags_explicit): New static int variable.
3744 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3745 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3746 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3747 target_flags_explicit.
3748 (override_options): Remove "target_enable" and "target_disable" fields
3749 from "struct ptt". Update processor_target_table accordingly. Remove
3750 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3751 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3752 "target_flags" and "ix86_isa_flags_explicit" instead of
3753 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3754 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3755 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3756 to true when either of PTA_POPCNT or PTA_ABM is set in
3757 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3758 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3759 processor_alias_table flags entry. Remove handling of
3760 "target_enable" and "target_disable" fields of processor_target_table.
3761 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3762 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3763 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3764 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3765 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3767 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3769 2007-05-29 David Daney <ddaney@avtrex.com>
3772 * config/mips/mips.c (mips_output_mi_thunk): Emit
3773 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3775 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3776 * config/i386/i386.c (ix86_function_regparm): Added checking of
3777 ix86_force_align_arg_pointer to determine the number of
3778 register parameters.
3780 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3782 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3783 (SET_DR_MISALIGNMENT): New.
3784 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3785 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3786 Use SET_DR_MISALIGNMENT.
3787 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3789 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3790 find_loop_nest): Export.
3791 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3792 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3793 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3794 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3796 (struct mem_ref): Add field reuse_distance.
3797 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3798 Initialize reuse_distance field.
3799 (issue_prefetch_ref): Select temporality of prefetch according to
3801 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3802 self_reuse_distance, determine_loop_nest_reuse): New functions.
3803 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3804 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3805 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3808 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3810 * tree-ssa-alias.c: Add aliasing overview.
3812 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3813 Danny Smith <dannysmith@users.sourceforge.net>
3816 * config/i386/t-crtfm: Compile crtfastmath.o with
3817 -minline-all-stringops.
3818 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3819 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3821 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3823 * doc/md.texi: Document constraints on HP PA-RISC.
3825 * pa/constraints.md: New file.
3826 * pa.md: Include constraints.md.
3827 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3828 (integer_store_memory_operand, ldil_cint_p): New functions.
3829 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3830 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3831 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3832 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3833 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3835 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3838 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3839 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3840 case POSTDECREMENT_EXPR>): Return the error_mark_node
3841 if either the real or imaginary parts would an
3844 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3846 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3847 name when we remove it from a call.
3849 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3851 * targhooks.c (default_narrow_bitfield): Remove.
3852 * targhooks.h: Remove the prototype for
3853 default_narrow_bitfield.
3855 * langhooks-def.h: Remove the prototype for
3856 hook_get_alias_set_0.
3857 * langhooks.c (hook_get_alias_set_0): Remove.
3859 * global.c (EXECUTE_IF_CONFLICT): Remove.
3861 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3864 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3865 return true when truth_value_p is true and the type
3868 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3870 * doc/install.texi (Prerequisites): We no longer require Autoconf
3871 2.13 for the top-level.
3873 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3875 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3876 memory access via x86_expand_vector_move_misalign() only for
3877 TImode values on 32-bit targets.
3879 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3881 * matrix-reorg.c: New file. Implement matrix flattening and
3882 transposing optimization.
3883 * tree-pass.h: Add matrix reorg pass.
3884 * common.opt: Add fipa-mreorg flag.
3885 * Makefile.in: Add matrix-reorg.c.
3886 * passes.c: Add matrix reorg pass.
3887 * varpool.c (add_new_static_var): New function.
3888 * cgraph.h (add_new_static_var): Declare.
3890 2007-05-27 Eric Christopher <echristo@apple.com>
3892 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3893 sp_offset depending on stack size. Save r12 depending
3894 on registers we're saving later.
3895 (rs6000_emit_epilogue): Update sp_offset depending only
3898 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3900 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3901 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3902 * ifcvt.c (if_convert): Ditto.
3903 * tree-ssa-threadupdate.c (thread_block): Ditto.
3904 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3905 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3906 verify_loop_closed_ssa): Check number_of_loops instead of
3908 * predict.c (tree_estimate_probability): Ditto.
3909 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3910 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3911 * modulo-sched.c (sms_schedule): Ditto.
3912 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3913 (scev_finalize): Do not do anything if scev analysis was not
3915 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3916 current_loops == NULL.
3917 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3918 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3920 (loop_optimizer_finalize): Assert that loops were analyzed.
3921 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3922 rtl_doloop): Check number_of_loops instead of current_loops.
3923 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3924 current_loops == NULL.
3925 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3926 gate_tree_vectorize tree_linear_transform, check_data_deps,
3927 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3928 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3929 Check number_of_loops instead of current_loops.
3930 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3931 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3932 free loops if available.
3933 (execute_pre): Do not pass do_fre to fini_pre.
3935 2007-05-27 Tobias Burnus <burnus@net-b.de>
3938 * real.c (mpfr_from_real): Fix sign of -Inf.
3940 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3942 * tree-vect-transform.c (vectorizable_conversion): Initialize
3943 tree_code variables to ERROR_MARK.
3944 (vectorizable_type_demotion): Likewise.
3945 (vectorizable_type_promotion): Likewise.
3947 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3950 * config/i386/i386.md (movti): Handle push operands via
3953 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3955 * basic-block.h: Remove the prototype for merge_seq_blocks.
3956 * cfgcleanup.c (merge_seq_blocks): Remove.
3958 * tree-flow.h: Remove the prototype for is_aliased_with.
3959 * tree-ssa-alias.c (is_aliased_with): Remove.
3961 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3963 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3965 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3967 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3968 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3969 (vec_unpacks_hi_v16qi): Likewise.
3970 (vec_unpacku_lo_v16qi): Likewise.
3971 (vec_unpacks_lo_v16qi): Likewise.
3972 (vec_unpacku_hi_v8hi): Likewise.
3973 (vec_unpacks_hi_v8hi): Likewise.
3974 (vec_unpacku_lo_v8hi): Likewise.
3975 (vec_unpacks_lo_v8hi): Likewise.
3976 (vec_unpacku_hi_v4si): Likewise.
3977 (vec_unpacks_hi_v4si): Likewise.
3978 (vec_unpacku_lo_v4si): Likewise.
3979 (vec_unpacks_lo_v4si): Likewise.
3981 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3983 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3984 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3985 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3986 follow spelling conventions in various
3987 warning/error/diagnostic messages.
3989 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3990 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3991 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3992 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3993 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3994 * doc/tm.texi: Follow spelling conventions.
3996 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3999 * tree-ssa-forwprop.c
4000 (forward_propagate_addr_into_variable_array_index): Remove
4001 the lhs argument. Use the type of def_rhs instead of lhs.
4002 (forward_propagate_addr_expr_1): Update use of
4003 forward_propagate_addr_into_variable_array_index.
4005 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4006 Nigel Stephens <nigel@mips.com>
4008 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4009 function attributes, "far" being an alias for "long_call".
4010 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4011 (mips_near_type_p, mips_far_type_p): New.
4012 (mips_comp_type_attributes): New function to check that attributes
4013 attached to a function type are compatible.
4014 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4015 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4016 to the target function of the thunk.
4017 (mips_encode_section_info): Check for "near" and "far" function
4018 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4020 * config/mips/predicates.md (const_call_insn_operand): Test only
4021 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4023 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4026 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4027 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4028 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4029 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4031 2007-05-25 Eric Christopher <echristo@apple.com>
4033 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4034 to x86-darwin configurations.
4035 * config/i386/t-darwin: Add softfp support.
4036 * config/i386/t-darwin64: Ditto.
4037 * config/i386/sfp-machine.h: If mach then don't use
4038 aliasing, emit a stub to call.
4040 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4042 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4043 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4044 tree-predcom.c, tree-ssa-alias-warnings.c,
4045 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4046 comment typos. Follow spelling conventions.
4047 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4049 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4052 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4053 constants into memory. Expand unaligned memory references for
4054 SSE modes via x86_expand_vector_move_misalign() function.
4056 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4058 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4059 "memory" attribute for "sseishft" type insn without operands[2].
4061 2007-05-25 Dirk Mueller <dmueller@suse.de>
4062 Marcus Meissner <meissner@suse.de>
4064 * doc/extend.texi (alloc_size): New attribute.
4065 * c-common.c (handle_alloc_size_attribute): New.
4066 * tree-object-size.c (alloc_object_size): Use alloc_size
4067 attribute, if available.
4069 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4071 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4073 (__builtin_ia32_vec_ext_v2di): Likewise.
4074 (__builtin_ia32_vec_ext_v4si): Likewise.
4075 (__builtin_ia32_vec_ext_v8hi): Likewise.
4076 (__builtin_ia32_vec_ext_v16qi): Likewise.
4077 (__builtin_ia32_vec_set_v8hi): Likewise.
4079 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4081 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4083 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4085 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4086 (arm_is_longcall_p): Rename to...
4087 (arm_is_long_call_p): ...this. Take a single tree argument and
4089 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4090 (CUMULATIVE_ARGS): Remove call_cookie.
4091 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4092 (ENCODED_LONG_CALL_ATTR_P): Delete.
4093 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4094 LONG_CALL_FLAG_CHAR cases.
4095 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4096 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4097 ARM_DECLARE_FUNCTION_SIZE.
4098 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4099 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4100 (arm_encode_call_attribute, current_file_function_operand): Delete.
4101 (arm_function_in_section_p): New function.
4102 (arm_is_longcall_p): Rename to...
4103 (arm_is_long_call_p): ...this. Take the target function as a single
4104 argument and return a bool. Do not rely on call cookies. Check
4105 whether the target symbol is in the same section as the current
4106 function, not just the same compilation unit.
4107 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4108 (arm_encode_section_info): Don't encode a call type.
4109 * config/arm/arm.md (call, call_value): Update calls to
4110 arm_is_long(_)call_p. Simplify logic.
4111 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4112 Update calls to arm_is_long(_)call_p.
4114 2007-05-25 Richard Guenther <rguenther@suse.de>
4116 PR tree-optimization/31982
4117 * tree-ssa-forwprop.c
4118 (forward_propagate_addr_into_variable_array_index): Handle arrays
4119 with element size one.
4121 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4123 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4124 (umulsi3_highpart): Likewise.
4126 2007-05-24 Ian Lance Taylor <iant@google.com>
4128 PR rtl-optimization/32069
4129 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4132 2007-05-24 Ollie Wild <aaw@google.com>
4134 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4137 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4139 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4140 (oprs_unchanged_p): Use it to check all registers in a REG.
4141 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4142 (reg_set_between_after_reload_p): Delete.
4143 (reg_used_between_after_reload_p): Likewise.
4144 (reg_set_or_used_since_bb_start): Likewise.
4145 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4146 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4147 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4148 * rtlanal.c (reg_set_p): Check whether REG overlaps
4149 regs_invalidated_by_call, rather than just checking the
4150 membership of REGNO (REG).
4152 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4154 * doc/passes.texi: Document predictive commoning.
4155 * doc/invoke.texi (-fpredictive-commoning): Document.
4156 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4157 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4158 adding indices to the generated name.
4159 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4160 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4161 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4162 (op_symbol_code): ... and exported.
4163 (dump_omp_clause, op_symbol): Use op_symbol_code
4164 instead of op_symbol_1.
4165 * tree-pass.h (pass_predcom): Declare.
4166 * timevar.def (TV_PREDCOM): New timevar.
4167 * tree-ssa-loop.c (run_tree_predictive_commoning,
4168 gate_tree_predictive_commoning, pass_predcom): New.
4169 * tree-data-ref.c (find_data_references_in_loop): Find the
4170 references in dominance order.
4171 (canonicalize_base_object_address): Ensure that the result has
4173 (dr_analyze_innermost): Export.
4174 (create_data_ref): Code to fail for references with invariant
4176 (find_data_references_in_stmt): ... here.
4177 * tree-data-ref.h (dr_analyze_innermost): Declare.
4178 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4179 (aff_combination_find_elt, name_expansion_hash,
4180 name_expansion_eq, tree_to_aff_combination_expand,
4181 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4183 * tree-affine.h (aff_combination_constant_multiple_p,
4184 tree_to_aff_combination_expand): Declare.
4185 * tree-predcom.c: New file.
4186 * common.opt (fpredictive-commoning): New option.
4187 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4188 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4189 * Makefile.in (tree-predcom.o): Add.
4190 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4191 * passes.c (init_optimization_passes): Add dceloop after
4192 copy propagation in loop optimizer. Add predictive commoning
4193 to loop optimizer passes.
4195 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4197 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4200 2007-05-24 Jan Hubicka <jh@suse.cz>
4202 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4204 (genheader): Include statistics.h.
4206 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4208 * print-rtl.c (flag_dump_unnumbered): Update comments.
4209 (print_rtl): Fix my previous change.
4210 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4213 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4216 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4218 (thread_through_all_blocks): Call initialize_original_copy_tables
4219 and free_original_copy_tables.
4220 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4222 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4223 * cfghooks.c (duplicate_block): Use get_loop_copy.
4224 * cfg.c: Include cfgloop.h.
4225 (loop_copy): New hash table.
4226 (initialize_original_copy_tables): Initialize loop_copy table.
4227 (free_original_copy_tables): Free loop_copy table.
4228 (copy_original_table_clear, copy_original_table_set,
4229 set_loop_copy, get_loop_copy): New functions.
4230 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4231 * cfgloop.h (struct loop): Remove copy field.
4232 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4233 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4235 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4237 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4238 -msse/-msse2/-msse3.
4240 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4242 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4243 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4245 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4248 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4249 * targhooks.h (default_mangle_decl_assembler_name): Declare
4251 * targhooks.c (default_mangle_decl_assembler_name): Define
4253 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4255 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4256 * langhooks.c (lhd_set_decl_assembler_name): Call
4257 targetm.mangle_decl_assembler_name for names with global scope.
4259 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4261 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4262 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4264 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4265 New. Factored out of i386_pe_encode_section_info.
4266 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4267 Move check for prior decoration of stdcall
4268 symbols to i386_pe_encode_section_info.
4269 (i386_pe_encode_section_info): Adjust call to
4270 gen_stdcall_or_fastcall_suffix. Use
4271 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4272 (i386_pe_mangle_decl_assembler_name): New. Wrap
4273 i386_pe_maybe_mangle_decl_assembler_name.
4275 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4277 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4278 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4279 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4280 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4281 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4284 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4285 Nigel Stephens <nigel@mips.com>
4286 Richard Sandiford <richard@codesourcery.com>
4288 Fix up MIPS16 hard float and add support for complex.
4290 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4291 (TARGET_SOFT_FLOAT_ABI): New.
4292 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4293 __mips_soft_float to reflect the ABI in use, not whether the
4294 FPU is directly accessible (e.g., in MIPS16 mode).
4295 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4296 (UNITS_PER_FPVALUE): Likewise.
4298 * config/mips/mips.c (mips_expand_call): Remove redundant
4299 TARGET_MIPS16 check.
4300 (mips_arg_regno): New.
4301 (function_arg_advance): When setting bits in cum->fp_code for
4302 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4304 (function_arg): Use mips_arg_regno.
4305 (mips_return_mode_in_fpr_p): New.
4306 (mips16_call_stub_mode_suffix): New.
4307 (mips16_cfun_returns_in_fpr_p): New.
4308 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4309 (mips_output_function_prologue): Test mips16_hard_float, not
4310 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4311 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4312 return value into a floating-point register.
4313 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4314 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4315 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4316 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4317 word of double arguments from or to the high bits of 64-bit
4318 floating point registers.
4319 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4320 (mips16_fpret_double): New helper function.
4321 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4322 support for complex modes. Fill in DECL_RESULT for stubdecl.
4323 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4325 * config/mips/mips16.S
4326 (RET, ARG1, ARG2): New.
4327 (MERGE_GPRf, MERGE_GPRt): New.
4328 (DELAYt, DELAYf): New.
4329 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4330 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4331 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4332 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4333 (SFOP): Renamed to...
4334 (OPSF3): This, and macro-ified. Updated all uses.
4335 (SFOP2): Renamed to...
4336 (OPSF2): This, and macro-ified. Updated all uses.
4337 (SFCMP): Renamed to...
4338 (CMPSF): This, and macro-ified. Updated all uses.
4339 (SFREVCMP): Renamed to...
4340 (REVCMPSF): This, and macro-ified. Updated all uses.
4341 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4342 (LDDBL1, LDDBL2, RETDBL): Deleted.
4343 (DFOP): Renamed to...
4344 (OPDF3): This, and macro-ified. Updated all uses.
4345 (DFOP2): Renamed to...
4346 (OPDF2): This, and macro-ified. Updated all uses.
4347 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4348 (DFCMP): Renamed to...
4349 (CMPDF): This, and macro-ified. Updated all uses.
4350 (DFREVCMP): Renamed to...
4351 (REVCMPDF): This, and macro-ified. Updated all uses.
4352 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4353 (RET_FUNCTION): New.
4354 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4355 (__mips16_ret_sc, __mips16_ret_dc): New.
4356 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4357 STUB_ARGS_6, STUB_ARGS_10): New.
4358 (CALL_STUB_NO_RET): New.
4359 (__mips16_call_stub_1): Macro-ified.
4360 (__mips16_call_stub_5): Macro-ified.
4361 (__mips16_call_stub_2): Macro-ified.
4362 (__mips16_call_stub_6): Macro-ified.
4363 (__mips16_call_stub_9): Macro-ified.
4364 (__mips16_call_stub_10): Macro-ified.
4365 (CALL_STUB_RET): New.
4366 (__mips16_call_stub_sf_0): Macro-ified.
4367 (__mips16_call_stub_sf_1): Macro-ified.
4368 (__mips16_call_stub_sf_5): Macro-ified.
4369 (__mips16_call_stub_sf_2): Macro-ified.
4370 (__mips16_call_stub_sf_6): Macro-ified.
4371 (__mips16_call_stub_sf_9): Macro-ified.
4372 (__mips16_call_stub_sf_10): Macro-ified.
4373 (__mips16_call_stub_df_0): Macro-ified.
4374 (__mips16_call_stub_df_1): Macro-ified.
4375 (__mips16_call_stub_df_5): Macro-ified.
4376 (__mips16_call_stub_df_2): Macro-ified.
4377 (__mips16_call_stub_df_6): Macro-ified.
4378 (__mips16_call_stub_df_9): Macro-ified.
4379 (__mips16_call_stub_df_10): Macro-ified.
4380 (__mips16_call_stub_sc_0): New.
4381 (__mips16_call_stub_sc_1): New.
4382 (__mips16_call_stub_sc_5): New.
4383 (__mips16_call_stub_sc_2): New.
4384 (__mips16_call_stub_sc_6): New.
4385 (__mips16_call_stub_sc_9): New.
4386 (__mips16_call_stub_sc_10): New.
4387 (__mips16_call_stub_dc_0): New.
4388 (__mips16_call_stub_dc_1): New.
4389 (__mips16_call_stub_dc_5): New.
4390 (__mips16_call_stub_dc_2): New.
4391 (__mips16_call_stub_dc_6): New.
4392 (__mips16_call_stub_dc_9): New.
4393 (__mips16_call_stub_dc_10): New.
4395 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4396 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4397 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4399 2007-05-23 Ian Lance Taylor <iant@google.com>
4401 * doc/invoke.texi (Invoking GCC): Document that the order of the
4404 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4407 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4408 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4409 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4413 * config/score/score.c (score_print_operand): Make sure that only
4414 lower bits are used.
4416 2007-05-22 Ian Lance Taylor <iant@google.com>
4418 * tree-vrp.c (avoid_overflow_infinity): New static function,
4419 broken out of set_value_range_to_value.
4420 (set_value_range_to_value): Call avoid_overflow_infinity.
4421 (extract_range_from_assert): Likewise.
4423 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4426 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4427 change the type before looking for a COMPOUND_EXPR.
4429 2007-05-22 Ian Lance Taylor <iant@google.com>
4431 * lower-subreg.c (decompose_multiword_subregs): If we change an
4432 insn, call remove_retval_note on it.
4434 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4436 * regs.h (end_hard_regno): New function.
4437 (END_HARD_REGNO, END_REGNO): New macros.
4438 (add_to_hard_reg_set): New function.
4439 (remove_from_hard_reg_set): Likewise.
4440 (in_hard_reg_set_p): Likewise.
4441 (overlaps_hard_reg_set_p): Likewise.
4442 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4443 (note_btr_set): Use END_HARD_REGNO.
4444 * caller-save.c (setup_save_areas): Use end_hard_regno.
4445 (mark_set_regs): Use END_HARD_REGNO.
4446 (add_stored_regs): Use end_hard_regno.
4447 (mark_referenced_regs): Use add_to_hard_reg_set.
4448 * combine.c (update_table_tick): Use END_REGNO.
4449 (record_value_for_reg): Likewise.
4450 (record_dead_and_set_regs): Likewise.
4451 (get_last_value_validate): Likewise.
4452 (use_crosses_set_p): Likewise.
4453 (reg_dead_at_p_1): Likewise.
4454 (reg_dead_at_p): Likewise.
4455 (mark_used_regs_combine): Use add_to_hard_reg_set.
4456 (move_deaths): Use END_HARD_REGNO.
4457 (reg_bitfield_target_p): Use end_hard_regno.
4458 (distribute_notes): Use END_HARD_REGNO.
4459 * cse.c (mention_regs): Use END_REGNO.
4460 (insert): Use add_to_hard_reg_set.
4461 (invalidate): Use END_HARD_REGNO.
4462 (invalidate_for_call): Likewise.
4463 (exp_equiv_p): Use END_REGNO.
4464 (cse_insn): Likewise.
4465 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4466 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4467 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4468 * function.c (keep_stack_depressed): Use end_hard_regno.
4469 * global.c (global_alloc): Use end_hard_regno.
4470 (global_conflicts): Use add_to_hard_reg_set instead of
4472 (find_reg): Likewise.
4473 (mark_reg_store): Likewise.
4474 (mark_reg_conflicts): Likewise.
4475 (mark_reg_death): Use remove_from_hard_reg_set.
4476 (mark_reg_live_nc): Delete.
4477 (set_preference): Use end_hard_regno.
4478 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4479 remove_from_hard_reg_set.
4480 (post_mark_life): Use add_to_hard_reg_set.
4481 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4482 (reg_becomes_live): Use add_to_hard_reg_set.
4483 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4484 (peep2_find_free_register): Use add_to_hard_reg_set.
4485 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4486 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4487 * regrename.c (note_sets): Use add_to_hard_reg_set.
4488 (clear_dead_regs): Use remove_from_hard_reg_set.
4489 (regrename_optimize): Use add_to_hard_reg_set.
4490 (find_oldest_value_reg): Use in_hard_reg_set_p.
4491 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4492 (hard_reg_set_here_p): Use end_hard_regno.
4493 (decompose): Likewise.
4494 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4495 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4496 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4497 (mark_home_live): Use end_hard_regno.
4498 (spill_hard_reg): Likewise.
4499 (clear_reload_reg_in_use): Likewise.
4500 * reorg.c (delete_prior_computation): Use END_REGNO.
4501 * resource.c (update_live_status): Use END_HARD_REGNO.
4502 (mark_referenced_resources): Use add_to_hard_reg_set.
4503 (mark_set_resources): Likewise.
4504 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4505 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4506 (reg_overlap_mentioned_p): Likewise.
4507 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4508 (covers_regno_no_parallel_p): Use END_REGNO.
4509 (find_regno_note): Likewise.
4510 (find_reg_fusage): Use END_HARD_REGNO.
4511 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4512 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4514 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4516 * mode-switching.c (reg_dies): Change type of second argument to
4518 (optimize_mode_switching): Update accordingly.
4520 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4522 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4524 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4525 (hard_reg_set_empty_p): ...these new functions.
4526 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4527 GO_IF_HARD_REG_SUBSET.
4528 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4529 instead of GO_IF_HARD_REG_EQUAL.
4530 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4531 instead of GO_IF_HARD_REG_EQUAL.
4532 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4533 GO_IF_HARD_REG_SUBSET.
4534 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4535 GO_IF_HARD_REG_EQUAL.
4536 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4537 of GO_IF_HARD_REG_SUBSET.
4538 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4539 instead of GO_IF_HARD_REG_EQUAL.
4540 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4541 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4542 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4543 of GO_IF_HARD_REG_SUBSET,
4544 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4545 GO_IF_HARD_REG_SUBSET.
4546 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4547 instead of GO_IF_HARD_REG_EQUAL.
4548 * config/sh/sh.c (push_regs, calc_live_regs): Use
4549 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4550 (hard_regs_intersect_p): Delete.
4552 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4554 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4556 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4557 Richard Henderson <rth@redhat.com>
4559 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4561 (x86_64-*-*): Likewise.
4563 * i386/i386-modes.def (V2QI): New.
4565 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4567 (override_options): Support SSE4.1.
4568 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4569 (IX86_BUILTIN_BLENDPS): Likewise.
4570 (IX86_BUILTIN_BLENDVPD): Likewise.
4571 (IX86_BUILTIN_BLENDVPS): Likewise.
4572 (IX86_BUILTIN_PBLENDVB128): Likewise.
4573 (IX86_BUILTIN_PBLENDW128): Likewise.
4574 (IX86_BUILTIN_DPPD): Likewise.
4575 (IX86_BUILTIN_DPPS): Likewise.
4576 (IX86_BUILTIN_INSERTPS128): Likewise.
4577 (IX86_BUILTIN_MOVNTDQA): Likewise.
4578 (IX86_BUILTIN_MPSADBW128): Likewise.
4579 (IX86_BUILTIN_PACKUSDW128): Likewise.
4580 (IX86_BUILTIN_PCMPEQQ): Likewise.
4581 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4582 (IX86_BUILTIN_PMAXSB128): Likewise.
4583 (IX86_BUILTIN_PMAXSD128): Likewise.
4584 (IX86_BUILTIN_PMAXUD128): Likewise.
4585 (IX86_BUILTIN_PMAXUW128): Likewise.
4586 (IX86_BUILTIN_PMINSB128): Likewise.
4587 (IX86_BUILTIN_PMINSD128): Likewise.
4588 (IX86_BUILTIN_PMINUD128): Likewise.
4589 (IX86_BUILTIN_PMINUW128): Likewise.
4590 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4591 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4592 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4593 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4594 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4595 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4596 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4597 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4598 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4599 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4600 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4601 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4602 (IX86_BUILTIN_PMULDQ128): Likewise.
4603 (IX86_BUILTIN_PMULLD128): Likewise.
4604 (IX86_BUILTIN_ROUNDPD): Likewise.
4605 (IX86_BUILTIN_ROUNDPS): Likewise.
4606 (IX86_BUILTIN_ROUNDSD): Likewise.
4607 (IX86_BUILTIN_ROUNDSS): Likewise.
4608 (IX86_BUILTIN_PTESTZ): Likewise.
4609 (IX86_BUILTIN_PTESTC): Likewise.
4610 (IX86_BUILTIN_PTESTNZC): Likewise.
4611 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4612 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4613 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4614 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4615 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4617 (bdesc_sse_3arg): Likewise.
4618 (bdesc_2arg): Likewise.
4619 (bdesc_1arg): Likewise.
4620 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4622 (ix86_expand_sse_4_operands_builtin): New.
4623 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4624 smaller than 8 bits as the 2nd arg.
4625 (ix86_expand_sse_ptest): New.
4626 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4627 (ix86_expand_vector_set): Support SSE4.1.
4628 (ix86_expand_vector_extract): Likewise.
4630 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4631 __SSE4_1__ for -msse4.1.
4633 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4634 (UNSPEC_INSERTPS): Likewise.
4635 (UNSPEC_DP): Likewise.
4636 (UNSPEC_MOVNTDQA): Likewise.
4637 (UNSPEC_MPSADBW): Likewise.
4638 (UNSPEC_PHMINPOSUW): Likewise.
4639 (UNSPEC_PTEST): Likewise.
4640 (UNSPEC_ROUNDP): Likewise.
4641 (UNSPEC_ROUNDS): Likewise.
4643 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4645 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4646 (const_pow2_1_to_32768_operand): Likewise.
4648 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4651 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4653 (sse4_1_insertps): Likewise.
4654 (*sse4_1_extractps): Likewise.
4655 (sse4_1_ptest): Likewise.
4656 (sse4_1_mulv2siv2di3): Likewise.
4657 (*sse4_1_mulv4si3): Likewise.
4658 (*sse4_1_smax<mode>3): Likewise.
4659 (*sse4_1_umax<mode>3): Likewise.
4660 (*sse4_1_smin<mode>3): Likewise.
4661 (*sse4_1_umin<mode>3): Likewise.
4662 (sse4_1_eqv2di3): Likewise.
4663 (*sse4_1_pinsrb): Likewise.
4664 (*sse4_1_pinsrd): Likewise.
4665 (*sse4_1_pinsrq): Likewise.
4666 (*sse4_1_pextrb): Likewise.
4667 (*sse4_1_pextrb_memory): Likewise.
4668 (*sse4_1_pextrw_memory): Likewise.
4669 (*sse4_1_pextrq): Likewise.
4670 (sse4_1_blendpd): Likewise.
4671 (sse4_1_blendps): Likewise.
4672 (sse4_1_blendvpd): Likewise.
4673 (sse4_1_blendvps): Likewise.
4674 (sse4_1_dppd): Likewise.
4675 (sse4_1_dpps): Likewise.
4676 (sse4_1_movntdqa): Likewise.
4677 (sse4_1_mpsadbw): Likewise.
4678 (sse4_1_packusdw): Likewise.
4679 (sse4_1_pblendvb): Likewise.
4680 (sse4_1_pblendw): Likewise.
4681 (sse4_1_phminposuw): Likewise.
4682 (sse4_1_extendv8qiv8hi2): Likewise.
4683 (*sse4_1_extendv8qiv8hi2): Likewise.
4684 (sse4_1_extendv4qiv4si2): Likewise.
4685 (*sse4_1_extendv4qiv4si2): Likewise.
4686 (sse4_1_extendv2qiv2di2): Likewise.
4687 (*sse4_1_extendv2qiv2di2): Likewise.
4688 (sse4_1_extendv4hiv4si2): Likewise.
4689 (*sse4_1_extendv4hiv4si2): Likewise.
4690 (sse4_1_extendv2hiv2di2): Likewise.
4691 (*sse4_1_extendv2hiv2di2): Likewise.
4692 (sse4_1_extendv2siv2di2): Likewise.
4693 (*sse4_1_extendv2siv2di2): Likewise.
4694 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4695 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4696 (sse4_1_zero_extendv4qiv4si2): Likewise.
4697 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4698 (sse4_1_zero_extendv2qiv2di2): Likewise.
4699 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4700 (sse4_1_zero_extendv4hiv4si2): Likewise.
4701 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4702 (sse4_1_zero_extendv2hiv2di2): Likewise.
4703 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4704 (sse4_1_zero_extendv2siv2di2): Likewise.
4705 (*sse4_1_zero_extendv2siv2di2): Likewise.
4706 (sse4_1_roundpd): Likewise.
4707 (sse4_1_roundps): Likewise.
4708 (sse4_1_roundsd): Likewise.
4709 (sse4_1_roundss): Likewise.
4710 (mulv4si3): Don't expand for SSE4.1.
4711 (smax<mode>3): Likewise.
4712 (umaxv4si3): Likewise.
4713 (uminv16qi3): Likewise.
4714 (umin<mode>3): Likewise.
4715 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4717 * doc/extend.texi: Document SSE4.1 built-in functions.
4719 * doc/invoke.texi: Document -msse4.1.
4721 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4723 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4724 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4725 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4726 (ASM_SPEC): Add asm_pcrel_spec.
4727 (EXTRA_SPECS): Add asm_pcrel_spec.
4729 2007-05-21 David Daney <ddaney@avtrex.com>
4731 * doc/install.texi (Building a cross compiler): Add requirements
4732 for Java cross compiler.
4734 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4737 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4738 Add loopno argument. Use evolution_function_is_invariant_rec_p
4739 instead of evolution_function_is_constant_p.
4740 Update calls to evolution_function_is_affine_multivariate_p.
4741 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4742 Add loopno argument.
4743 * tree-scalar-evolution.c (gather_chrec_stats): Call
4744 evolution_function_is_affine_multivariate_p with a loop
4746 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4747 (analyze_overlapping_iterations): Likewise.
4748 (access_functions_are_affine_or_constant_p): Likewise.
4749 (build_classic_dist_vector_1): If the access functions
4750 are equal, don't do anything.
4752 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4753 Paolo Carlini <pcarlini@suse.de>
4754 Uros Bizjak <ubizjak@gmail.com>
4756 * c-cppbuiltin.c (c_cpp_builtins): Define
4757 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4758 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4759 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4760 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4762 2007-05-21 Mike Stump <mrs@apple.com>
4764 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4766 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4768 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4770 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4771 implementation if __OPTIMIZE__ is not defined.
4772 (_mm_alignr_pi8): Ditto.
4773 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4774 (_mm_inserti_si64): Ditto.
4775 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4776 (_mm_slli_epi16): Ditto.
4777 (_mm_slli_epi32): Ditto.
4778 (_mm_slli_epi64): Ditto.
4779 (_mm_srai_epi16): Ditto.
4780 (_mm_srai_epi32): Ditto.
4781 (_mm_srli_si128): Ditto.
4782 (_mm_slli_si128): Ditto.
4783 (_mm_srli_epi16): Ditto.
4784 (_mm_srli_epi32): Ditto.
4785 (_mm_srli_epi64): Ditto.
4786 (_mm_extract_epi16): Ditto.
4787 (_mm_insert_epi16): Ditto.
4788 (_mm_shufflehi_epi16): Ditto.
4789 (_mm_shufflelo_epi16): Ditto.
4790 (_mm_shuffle_epi32): Ditto.
4791 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4793 (_mm_insert_pi16): Ditto.
4795 (_mm_shuffle_pi16): Ditto.
4797 (_mm_shufle_ps): Ditto.
4798 (_mm_prefetch): Ditto.
4800 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4802 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4803 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4804 * real.c (encode_i370_single, decode_i370_single,
4805 encode_i370_double, decode_i370_double): Functions removed.
4806 (i370_single_format, i370_double_format): Initializations removed.
4807 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4808 Consider the log2_b field to always be one.
4809 (ieee_single_format, mips_single_format, coldfire_single_format,
4810 ieee_double_format, mips_double_format, coldfire_double_format,
4811 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4812 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4813 ibm_extended_format, mips_extended_format, ieee_quad_format,
4814 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4815 decimal_single_format, decimal_double_format, decimal_quad_format,
4816 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4817 initialization of log2_b.
4818 * real.h (i370_single_format, i370_double_format): Declarations
4820 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4821 field to always be one.
4823 2007-05-21 Andreas Schwab <schwab@suse.de>
4825 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4826 NOTE_INSN_BASIC_BLOCK_P.
4827 (process_for_unwind_directive): Likewise.
4829 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4831 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4832 * function.h (struct function): Move va_list_gpr_size,
4833 va_list_fpr_size, function_frequency to front of bitfields. Add
4835 (current_function_calls_unwind_init): New.
4836 * except.c (expand_builtin_unwind_init): Set
4837 current_function_calls_unwind_init not
4838 current_function_has_nonlocal_label.
4839 * reload1.c (has_nonexceptional_receiver): New.
4840 (reload): Use it and current_function_calls_unwind_init to
4841 determine whether call-saved regs must be saved.
4843 2007-05-20 Jan Hubicka <jh@suse.cz>
4845 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4846 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4847 * ddg.c (create_ddg): LIkewise.
4848 * final.c (final): Remove hunk moving line number notes around since
4849 they are no longer present at this stage.
4850 (final_scan_insn): Use NOTE_KIND instead of
4851 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4852 (output_asm_label): Likewise.
4853 * reorg.c (dbr_schedule): Likewise.
4854 * haifa-sched.c (unlink_other_notes): Likewise.
4855 * mode-switching.c (optimize_mode_switching): Likewise.
4856 * graph.c (start_bb): Likewise.
4857 * rtl.def (NOTE): Update description.
4858 * jump.c (squeeze_notes): Delete.
4859 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4860 NOTE_INSN_BASIC_BLOCK_P when possible.
4861 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4862 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4863 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4864 (dwarf2out_var_location): Likewise.
4865 * cfgbuild.c (make_edges): Likewise.
4866 (find_basic_blocks_1): Likewise.
4867 * function.c (reorder_blocks_1): Likewise.
4868 (epilogue_done): Likewise.
4869 (reposition_prologue_and_epilogue_notes): Likewise.
4870 * print-rtl.c (print_rtx): Likewise; drop code for printing
4872 (print_rtl): Likewise.
4873 (print_rtl_single): Likewise.
4874 * gcse.c (insert_insn_start_bb): Likewise.
4875 * alias.c (init_alias_analysis): Likewise.
4876 * calls.c (fixup_tail_calls): Likewise.
4877 * except.c (sjlj_emit_function_enter): Likewise.
4878 * emit-rtl.c (add_insn_after): Likeiwse.
4879 (emit_label_before): Likewise.
4880 (emit_label_after): Likewise.
4881 (emit_note_before, emit_note_after, emit_note): Update
4882 parameter to be enum insn_note; do not deal with source
4884 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4885 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4887 (merge_blocks_move_successor_nojumps): Simplify now when
4888 we don't have BLOCK notes.
4889 (try_optimize_cfg): Likewise.
4890 * cfglayout.c (skip_insns_after_block): Likewise.
4891 (record_effective_endpoints): Likewise.
4892 (duplicate_insn_chain): Likewise.
4893 * varasm.c (output_constant_pool_1): Likewise.
4894 * sched-deps.c (sched_analyze): Likewise.
4895 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4897 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4898 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4899 (SET_INSN_DELETED): Simplify.
4900 (NOTE_LINE_NUMBER): Exterminate.
4901 (NOTE_LINE_KIND): New.
4902 (NOTE_INSN_BASIC_BLOCK_P): Update.
4903 (enum insn_note): Simplify.
4904 (GET_NOTE_INSN_NAME) Simplify.
4905 (emit_note_before, emit_note_after, emit_note): Update prototype.
4906 (squeeze_notes): Remove.
4907 * sched-int.h (NOTE_NOT_BB_P): Update.
4908 * resource.c (mark_target_live_regs): Update.
4909 * sched-rgn.c (debug_dependencies): Update.
4910 * sched-vis.c (print_insn): Update.
4911 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4912 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4913 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4914 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4915 (split_branches): Update.
4916 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4918 (sh_adjust_unroll_max): Exterminate.
4919 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4920 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4921 (m68hc11_reorg): Likewise.
4922 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4923 (emit_predicate_relation_info): Update.
4924 (process_for_unwind_directive): Update.
4925 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4926 (output_call): Update.
4927 * config/pa/pa.c (output_lbranch): Update.
4928 (output_millicode_call): Update.
4929 (output_call): Update.
4930 (pa_combine_instructions): Update.
4931 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4932 * config/bfin/bfin.c (gen_one_bundle): Update.
4933 * cfgrtl.c (can_delete_note_p): Update.
4934 (delete_insn): Update.
4935 (rtl_merge_blocks): Update.
4936 (commit_one_edge_insertion): Update.
4937 (rtl_verify_flow_info): Update.
4938 * stmt.c (expand_case): Do not call squeeze_notes.
4940 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4947 * c.opt (Wtype-limits): New.
4948 * doc/invoke.texi (Wtype-limits): Document it.
4949 (Wextra): Enabled by -Wextra.
4950 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4951 * c-common.c (shorten_compare): Warn with Wtype-limits.
4953 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4955 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4956 inlined function, not as a macro.
4957 (_mm_alignr_pi8): Ditto.
4958 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4959 (_mm_inserti_si64): Ditto.
4960 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4961 (_mm_extract_epi16): Ditto.
4962 (_mm_insert_epi16): Ditto.
4963 (_mm_shufflehi_epi16): Ditto.
4964 (_mm_shufflelo_epi16): Ditto.
4965 (_mm_shuffle_epi32): Ditto.
4966 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4967 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4969 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4971 (_m_to_float): Use C89 compatible assignment.
4973 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4976 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4978 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4981 * doc/invoke.texi (Wreturn-type): Complete description.
4982 (Wextra): Delete item about return-type warning.
4983 * c-decl.c: Delete redundant Wextra warning.
4985 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4988 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4989 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4990 inlined function, not as a macro.
4991 (_mm_prefetch): Ditto.
4993 (_mm_insert_pi16): Ditto.
4995 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4996 (_m_pshufw): Ditto. Add const to __N argument.
4997 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4998 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4999 (_mm_slli_epi32): Ditto.
5000 (_mm_srli_si128): Implement as always inlined function, not as a
5001 macro. Add __inline to function declaration.
5002 (_mm_slli_si128): Ditto.
5004 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5006 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5007 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5009 (struct fenv): New structure.
5010 (FP_HANDLE_EXCEPTIONS): New define.
5011 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5012 (_FP_DECL_EXP): New define.
5013 (FP_INIT_ROUNDMODE): New define.
5014 (FP_ROUNDMODE): New define.
5016 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5018 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5019 (Wconversion): Update description.
5020 (Wconversion-sign): New.
5021 * c.opt (Wconversion-sign): New.
5022 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5023 means disabled for C++. Otherwise, take the status of Wconversion.
5024 * c-common.c (conversion_warning): Warn with either Wconversion or
5026 (warnings_for_convert_and_check): Conditions are already checked by
5028 (convert_and_check): Don't check warnings if the conversion failed.
5030 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5031 Anatoly Sokolov <aesok@dol.ru>
5033 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5034 avr_epilogue_uses) : Add declaration.
5035 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5036 * config/avr/constraints.md (R): New constraint.
5037 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5038 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5039 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5040 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5041 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5042 call_prologue_saves, epilogue_restores, return_from_epilogue,
5043 return_from_main_epilogue, return_from_interrupt_epilogue,
5044 return_from_naked_epilogue, prologue, epilogue): New patterns.
5045 (jump): Handle symbol reference.
5046 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5047 avr_output_function_prologue, avr_output_function_epilogue): Remove
5049 (avr_init_machine_status, expand_prologue, expand_epilogue,
5050 avr_asm_function_end_prologue, avr_epilogue_uses,
5051 avr_asm_function_begin_epilogue): New functions.
5052 (prologue_size, epilogue_size, jump_tables_size): Remove global
5054 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5055 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5056 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5057 (avr_override_options): Initialise init_machine_status.
5058 (output_movhi): Handle all stack pointer loads.
5059 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5060 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5061 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5062 (EPILOGUE_USES) Redefine.
5063 (machine_function) Declare.
5065 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5067 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5068 Use a single return statement.
5070 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5073 * builtins.c (do_mpfr_lgamma_r): New.
5074 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5075 * tree.h (CASE_FLT_FN_REENT): New.
5077 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5079 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5080 (output_die): Use 'unsigned long' with %x.
5081 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5082 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5083 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5085 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5087 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5092 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5093 true if function has no argument.
5095 2007-05-18 DJ Delorie <dj@redhat.com>
5097 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5098 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5100 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5102 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5103 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5104 count_trailing_zeros.
5105 (__i386__): Implement count_leading_zeros using __builtin_clz().
5106 Implement count_trailing_zeros usign __builtin_ctz().
5108 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5110 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5112 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5115 * expr.c (emit_move_change_mode): Change mode of push operands here.
5117 2007-05-17 Ian Lance Taylor <iant@google.com>
5119 PR tree-optimization/31953
5120 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5122 (set_value_range_to_null): Call set_value_range_to_value.
5123 (extract_range_from_comparison): Likewise.
5125 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5127 * toplev.c (print_version): Output GMP/MPFR version info.
5129 * builtins.c (CASE_MATHFN_REENT): New macro.
5130 (mathfn_built_in): Use it.
5131 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5132 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5133 BUILT_IN_LGAMMAL_R): New.
5134 * doc/extend.texi: Document new builtins.
5137 * builtins.c (do_mpfr_remquo): New.
5138 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5139 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5142 * builtins.c (fold_builtin_1): Handle y0, y1.
5143 (fold_builtin_2): Handle yn.
5146 * builtins.c (do_mpfr_bessel_n): New.
5147 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5148 (fold_builtin_2): Handle BUILT_IN_JN.
5150 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5153 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5154 TYPE_PRECISION (intmax_type_node).
5156 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5159 * reload.c (subst_reloads): Remove checking.
5161 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5163 PR rtl-optimization/31691
5164 * combine.c (simplify_set): Build a new src pattern instead of
5165 substituting its operands in the COMPARE case.
5167 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5169 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5170 (execute_vrp): Preserve loops through jump threading.
5171 * tree-ssa-threadupdate.c (thread_single_edge,
5172 dbds_continue_enumeration_p, determine_bb_domination_status,
5173 thread_through_loop_header): New functions.
5174 (create_edge_and_update_destination_phis,
5175 create_edge_and_update_destination_phis): Set loops for the new blocks.
5176 (prune_undesirable_thread_requests): Removed.
5177 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5179 (thread_block): Do not call prune_undesirable_thread_requests.
5181 (mark_threaded_blocks): Select edges to thread here.
5182 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5183 Thread edges through loop headers independently.
5184 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5185 * tree-pass.h (TODO_mark_first_instance): New.
5186 (first_pass_instance): Declare.
5187 * cfghooks.c (duplicate_block): Put the block to the original loop
5188 if copy is not specified.
5189 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5190 jump threading. Pass may_peel_loop_headers to
5191 thread_through_all_blocks according to first_pass_instance.
5192 * cfgloop.h (create_preheader): Declare.
5193 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5194 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5195 * passes.c (first_pass_instance): New variable.
5196 (next_pass_1): Set TODO_mark_first_instance.
5197 (execute_todo): Set first_pass_instance.
5199 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5201 PR tree-optimization/24659
5202 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5203 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5204 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5205 OTI_vec_pack_ufix_trunc.
5206 (vec_unpacks_float_hi_optab): Define new macro.
5207 (vec_unpacks_float_lo_optab): Ditto.
5208 (vec_unpacku_float_hi_optab): Ditto.
5209 (vec_unpacku_float_lo_optab): Ditto.
5210 (vec_pack_sfix_trunc_optab): Ditto.
5211 (vec_pack_ufix_trunc_optab): Ditto.
5212 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5213 and vec_pack_[s|u]fix_trunc_optab using
5214 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5215 * tree-vectorizer.c (supportable_widening_operation): Handle
5216 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5217 (supportable_narrowing_operation): New function.
5218 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5219 * tree-vect-transform.c (vectorizable_conversion): Handle
5220 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5221 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5222 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5223 to check for target support.
5224 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5225 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5226 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5227 for VEC_PACK_FIX_TRUNC_EXPR.
5228 (expand_binop): Special case mode of the result for
5229 vec_pack_[u|s]fix_trunc_optab.
5230 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5231 vec_pack_[u|s]fix_trunc_optab.
5233 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5234 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5235 * tree-pretty-print.c (dump_generic_node): Handle
5236 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5237 VEC_PACK_FIX_TRUNC_EXPR.
5239 * expr.c (expand_expr_real_1): Ditto.
5240 * tree-inline.c (estimate_num_insns_1): Ditto.
5241 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5243 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5244 (vec_unpacks_float_lo_v8hi): Ditto.
5245 (vec_unpacku_float_hi_v8hi): Ditto.
5246 (vec_unpacku_float_lo_v8hi): Ditto.
5247 (vec_unpacks_float_hi_v4si): Ditto.
5248 (vec_unpacks_float_lo_v4si): Ditto.
5249 (vec_pack_sfix_trunc_v2df): Ditto.
5251 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5253 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5254 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5255 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5256 [vec_pack_ufix_trunc]: Ditto.
5257 [vec_unpacks_float_hi]: Ditto.
5258 [vec_unpacks_float_lo]: Ditto.
5259 [vec_unpacku_float_hi]: Ditto.
5260 [vec_unpacku_float_lo]: Ditto.
5262 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5264 * soft-fp/README: Update for new files.
5265 * soft-fp/floattisf.c: New file.
5266 * soft-fp/floattidf.c: New file.
5267 * soft-fp/floattitf.c: New file.
5268 * soft-fp/floatuntisf.c: New file.
5269 * soft-fp/floatuntidf.c: New file.
5270 * soft-fp/floatuntitf.c: New file.
5271 * soft-fp/fixsfti.c: New file.
5272 * soft-fp/fixdfti.c: New file.
5273 * soft-fp/fixtfti.c: New file.
5274 * soft-fp/fixunssfti.c: New file.
5275 * soft-fp/fixunsdfti.c: New file.
5276 * soft-fp/fixunstfti.c: New file.
5277 * soft-fp/extendxftf.c: New file.
5278 * soft-fp/trunctfxf.c: New file.
5280 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5281 (__trunctfxf2): Ditto.
5283 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5284 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5285 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5286 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5287 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5288 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5290 * config/i386/t-fprules-softfp64: New file.
5291 * config/i386/sfp-machine.h: New file.
5292 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5293 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5294 and soft-fp/t-softfp to tmake_file.
5295 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5296 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5298 * config/i386/t-linux64 (softfp_wrap_start): New.
5299 (softfp_wrap_end): New.
5300 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5301 supported for TARGET_64BIT.
5303 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5305 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5306 c_common_unsigned_type behavior.
5308 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5310 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5313 2007-05-16 Eric Christopher <echristo@apple.com>
5315 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5316 saving after stack push. Set sp_offset whenever we push.
5317 (rs6000_emit_epilogue): Move altivec register restore before
5320 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5322 * configure.ac: Allow sysroots to be relocated under $prefix as
5323 well as $exec_prefix.
5324 * configure: Regenerate.
5326 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5330 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5332 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5333 (gcc_tooldir): Likewise.
5334 * configure: Regenerate.
5335 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5336 old configure.ac gcc_tooldir setting.
5337 (prefix_to_exec_prefix): New variable.
5338 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5339 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5341 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5343 * c-typeck.c (build_binary_op): Return early for error.
5345 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5347 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5348 struct nb_iter_bound.
5349 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5350 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5351 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5352 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5353 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5354 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5355 (del_scev_info): Use ggc_free.
5356 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5357 * loop-init.c: Include ggc.h.
5358 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5359 (loop_optimizer_finalize): Use ggc_free.
5360 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5361 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5362 pass_iv_optimize): Add TODO_ggc_collect.
5363 * function.h (struct function): Remove skip marker from
5365 * cfgloop.c: Include ggc.h.
5366 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5368 (establish_preds): Vector superloops is gc allocated.
5369 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5371 (flow_loops_find): Vector larray is gc allocated.
5372 (loop_exit_free): Use ggc_free.
5373 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5374 that head of exits list is now not a part of struct loop.
5375 (record_loop_exits): Allocate exits table in gc memory.
5376 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5377 that head of exits list is now not a part of struct loop.
5378 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5379 struct loop_exit): Add GTY marker.
5380 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5381 Add skip marker to aux field. Make head of exits list a separate
5383 (struct loops): Add GTY marker. Make larray vector gc allocated.
5384 Add param marker to exits table.
5385 (get_loops): Type changed.
5386 * Makefile.in (tree-scalar-evolution.o): Add
5387 gt-tree-scalar-evolution.h dependency.
5388 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5389 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5390 * basic-block.h (struct basic_block_def): Remove skip marker from
5393 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5395 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5396 of 0 in the call to expand_expr().
5397 (expand_builtin_mathfn_3): Ditto.
5398 (expand_builtin_interclass_mathfn): Ditto.
5399 (expand_builtin_cexpi): Ditto.
5400 (expand_builtin_int_roundingfn): Ditto.
5401 (expand_builtin_int_roundingfn_2): Ditto.
5402 (expand_builtin_pow): Ditto.
5403 (expand_builtin_powi): Ditto.
5404 (expand_builtin_bswap): Ditto.
5405 (expand_builtin_unop): Ditto.
5406 (expand_builtin_fabs): Ditto.
5407 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5408 the call to expand_expr().
5409 (expand_builtin_sync_operation): Ditto.
5410 (expand_builtin_compare_and_swap): Ditto.
5411 (expand_builtin_lock_test_and_set): Ditto.
5412 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5413 instead of 0 in the call to expand_expr().
5414 (expand_builtin_extract_return_addr): Ditto.
5415 (expand_builtin_eh_return): Ditto.
5416 (expand_eh_return): Ditto.
5417 * explow.c (expr_size): Ditto.
5418 * expr.c (optimize_bitfield_assignment_op): Ditto.
5419 (expand_assignement): Ditto.
5420 (store_expr): Ditto.
5421 (store_field): Ditto.
5422 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5423 the call to expand_expr().
5424 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5425 in the call to expand_expr().
5426 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5427 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5428 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5430 * optabs.c (expand_vec_shift_expr): Ditto.
5431 (expand_vec_cond_expr): Ditto.
5432 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5433 call to expand_expr().
5434 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5435 in the call to expand_expr().
5437 2007-05-14 Dave Korn <dave.korn@artimi.com>
5439 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5441 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5443 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5444 instead of c_common_unsigned_type.
5445 (c_common_unsigned_type): Remove.
5446 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5447 c_common_unsigned_type.
5448 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5449 c_common_unsigned_type.
5450 * c-common.h (c_common_unsigned_type): Remove.
5451 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5452 c_common_unsigned_type.
5453 * c-format.c (check_format_types): Use unsigned_type_for instead of
5454 c_common_unsigned_type.
5455 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5456 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5457 of c_common_unsigned_type.
5458 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5459 lang_hooks.types.unsigned_type.
5460 * expmed.c (make_tree): Use unsigned_type_for instead of
5461 lang_hooks.types.unsigned_type.
5462 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5463 lang_hooks.types.unsigned_type.
5464 (build_range_check): Likewise.
5465 (fold_unary): Likewise.
5466 (fold_binary): Likewise.
5467 (fold_ternary): Likewise.
5468 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5469 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5470 * tree.c (get_unsigned_type): New.
5471 (unsigned_type_for): Use get_unsigned_type instead of
5472 lang_hooks.types.unsigned_type.
5474 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5476 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5477 to m68k_get_function_kind. Update its prototype.
5478 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5480 (m68k_interrupt_function_p): Return enum m68k_function_type
5481 instead of bool. Rename to m68k_get_function_kind.
5482 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5484 (m68k_compute_frame_layout): Don't mark any register for save
5485 if an interrupt_thread attribute is specified.
5486 (m68k_hard_regno_rename_ok): Update a use of
5487 m68k_interrupt_function_p.
5488 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5489 m68k_interrupt_function_p.
5490 (m68k_function_type): New.
5491 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5492 for a function with an interrupt_thread attribute.
5493 * doc/extend.texi: Document the interrupt_thread attribute.
5495 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5497 Fix PR tree-optimization/31911
5498 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5499 if they didn't change the expression.
5501 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5503 * tree-scalar-evolution.c (resolve_mixers): Exported.
5504 * tree-scalar-evolution.h (resolve_mixers): Declare.
5505 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5506 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5507 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5508 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5509 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5510 strip_conversion, analyze_offset_expr, address_analysis,
5511 object_analysis, analyze_offset): Removed.
5512 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5513 split_constant_offset, canonicalize_base_object_address,
5514 object_address_invariant_in_loop_p, disjoint_objects_p,
5515 dr_may_alias_p, dr_address_invariant_p): New functions.
5516 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5517 and dr_analyze_alias.
5518 (initialize_data_dependence_relation): Use dr_may_alias_p
5519 and object_address_invariant_in_loop_p.
5520 (compute_self_dependence): Handle the case when
5521 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5522 (find_data_references_in_stmt): Restrict the analysis of data
5523 references to the given loop nest.
5524 (find_data_references_in_loop): Made static. Pass loop nest to
5525 find_data_references_in_stmt.
5526 (compute_data_dependences_for_loop): Use DR_VOPS.
5527 (free_data_ref): Free DR_VOPS.
5528 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5529 (struct innermost_loop_behavior): ... new.
5530 (struct base_object_info): Replaced by ...
5531 (struct indices): ... new.
5532 (struct dr_alias): New.
5533 (enum data_ref_type): Removed.
5534 (struct data_reference): Consist of struct innermost_loop_behavior,
5535 struct indices and struct dr_alias.
5536 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5537 (DR_MEMTAG): Renamed to ...
5538 (DR_SYMBOL_TAG): ... this.
5539 (find_data_references_in_loop): Declaration removed.
5540 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5541 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5542 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5543 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5545 2007-05-13 Revital Eres <eres@il.ibm.com>
5547 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5548 which walks virtual def-use chains to find redundant stores.
5549 (dse_optimize_stmt): Call it.
5551 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5553 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5554 * passes.c (init_optimization_passes): Move pass_jump_bypass
5557 * basic-block.h (bb_has_eh_pred): Fix style issue.
5559 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5561 PR rtl-optimization/31848
5562 * loop-invariant.c (move_invariant_reg): If we move an insn
5563 with a REG_EQUAL note, and that insn is not always executed,
5564 remove the REG_EQUAL note.
5566 2007-05-12 Richard Guenther <rguenther@suse.de>
5568 PR tree-optimization/31797
5569 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5570 propagate into a stmt that has volatile ops.
5572 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5574 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5575 (gcc_tooldir): Likewise.
5576 * configure: Regenerate.
5577 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5578 old configure.ac gcc_tooldir setting.
5579 (prefix_to_exec_prefix): New variable.
5580 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5581 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5583 2007-05-11 Silvius Rus <rus@google.com>
5585 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5586 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5587 * c-common.h (strict_aliasing_warning): Change return type.
5588 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5589 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5590 (build_c_cast): Condition call to strict_aliasing_warning.
5591 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5592 * flags.h (set_Wstrict_aliasing): Declare.
5593 * opts.c (set_Wstrict_alising): Define, add call to.
5594 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5595 * tree-ssa-alias-warnings.c: New file.
5596 * tree-ssa-alias.c (compute_may_aliases): Add call to
5597 strict_aliasing_warning_backend.
5599 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5601 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5602 Use loop_depth and loop_outer accessor functions.
5603 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5604 determine_invariantness_stmt, move_computations_stmt): Ditto.
5605 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5606 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5607 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5608 * tree-scalar-evolution.c (interpret_loop_phi,
5609 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5610 instantiate_parameters_1, scev_const_prop): Ditto.
5611 * cfghooks.c (make_forwarder_block): Ditto.
5612 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5613 * modulo-sched.c (loop_canon_p): Ditto.
5614 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5615 slpeel_can_duplicate_loop_p): Ditto.
5616 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5617 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5618 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5619 cancel_loop, verify_loop_structure): Ditto.
5620 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5621 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5622 superloops vector instead of "pred" array.
5623 (establish_preds): Take father loop as an argument. Initialize the
5625 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5626 Do not initialize loop->outer.
5627 (flow_loop_tree_node_remove): Truncate the superloops vector.
5628 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5629 "pred" merged to "superloops" vector.
5630 (loop_depth, loop_outer): New.
5631 (fel_init): Use loop_outer.
5633 2007-05-11 Jan Hubicka <jh@suse.cz>
5635 * cgraphunit.c: Include gt-cgraphunit.h
5636 (static_ctors, static_dtors): New static vars.
5637 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5638 based on implementation in c-common.c
5639 (cgraph_finalize_function): Call record_cdtor_fn.
5640 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5641 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5642 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5643 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5644 build_cdtor, c_build_cdtor_fns): Remove.
5645 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5646 c_build_cdtor_fns): Remove prototype.
5648 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5651 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5652 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5653 * builtins.c (fold_builtin_memchr): New.
5654 (expand_builtin_memchr): Call the latter.
5655 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5656 * doc/extend.texi ([Other built-in functions provided by GCC]):
5659 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5661 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5662 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5663 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5664 PFPO_OP1_TYPE_SHIFT): Constants added.
5665 (DFP_ALL): Mode macro defined.
5666 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5667 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5668 Insn definitions added.
5669 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5670 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5673 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5675 PR tree-optimization/31885
5676 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5677 NULL_TREE to be undetermined.
5678 (automatically_generated_chrec_p): Return false for NULL.
5680 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5682 * config/bfin/bfin.h (MOVE_RATIO): Define.
5684 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5686 * config.gcc (sparc-wrs-vxworks): New target.
5687 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5688 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5689 * config/sparc/sparc.h: Include vxworks-dummy.h.
5690 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5691 include LABEL_REFs too.
5692 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5693 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5695 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5697 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5698 (sparc_emit_call_insn): New function.
5699 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5700 functions when generating VxWorks PIC.
5701 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5702 (call, call_value): Use sparc_emit_call_insn instead of
5705 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5707 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5709 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5711 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5712 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5713 split_double instead of operand_subword.
5715 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5717 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5718 * config/bfin/bfin.c (bfin_local_alignment): New function.
5719 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5721 2007-05-08 Chao-ying Fu <fu@mips.com>
5723 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5724 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5725 (smsub_widen_optab, umsub_widen_optab): Define.
5726 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5728 * genopinit.c (optabs): Fill in smsub_widen_optab and
5730 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5731 and umsub_widen_optab to implement multiply-subtract sequences.
5732 * config/mips/mips.md (*msac<u>_di): Rename to...
5733 (<u>msubsidi4): ...this. Extend condition to include
5734 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5735 of operand 0 to "ka" and use the three-operand form of msub<u>
5737 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5740 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5742 PR rtl-optimization/28011
5743 * reload.c (push_reload): Set dont_share if IN appears in OUT
5744 also when IN is a PLUS rtx.
5745 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5748 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5750 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5751 call unshare_all_decls.
5752 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5753 (unshare_all_decls): Remove.
5755 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5758 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5761 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5762 Nigel Stephens <nigel@mips.com>
5764 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5765 Update comments and all uses.
5766 (MIN_FPRS_PER_FMT): Define.
5767 * config/mips/mips.c (function_arg): Fix to correctly handle
5768 the -mips32r2 -mfp64 -mabi=32 case.
5769 (override_options): Enable use of odd-numbered registers for
5770 SFmode values on MIPS32.
5771 (mips_save_reg_p): Save whole floating-point register pair if
5772 either half is used.
5773 (compute_frame_size): Fix comment.
5775 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5777 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5778 argument of type bool.
5779 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5780 argument. Safely select temporary P register according to it.
5781 (do_link): Change call site of add_to_reg accordingly.
5782 (do_unlink): Add epilogue_p as a fourth argument and pass it
5784 (expand_interrupt_handler_epilogue): Change call of do_unlink
5786 (bfin_expand_prologue): Add a third argument sibcall_p.
5787 * config/bfin/bfin.md (epilogue): Change call of
5788 bfin_expand_epilogue accordingly.
5789 (sibcall_epilogue): Likewise.
5790 (eh_return_internal): Likewise.
5792 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5793 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5794 * config/bfin/bfin.c (bfin_handle_option): Handle
5795 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5796 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5797 Support bf534, bf536 and bf561.
5798 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5800 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5803 * config/i386/i386.c (ix86_function_regparm): Process local
5804 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5806 2007-05-07 Mike Stump <mrs@apple.com>
5808 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5809 also checks for and while statements in C++.
5811 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5813 * gcc.c (at_file_supplied): New variable.
5814 (main): Set it if we expanded argv.
5815 (do_spec_1): Pass an @-file to the linker if we were called with
5816 an @-file argument and HAVE_GNU_LD.
5817 * collect2.c (at_file_supplied): New variable.
5818 (response_file): New variable.
5819 (collect_exit): Unlink response_file if necessary.
5820 (handler): Likewise.
5821 (do_wait): Likewise.
5822 (main): Set at_file_supplied if we expanded argv.
5823 (collect_execute): Pass an @-file to subprocesses if we were called
5824 with an @-file argument.
5825 * configure.ac: Add define for HAVE_GNU_LD.
5826 * configure: Regenerate.
5827 * config.in: Regenerate.
5829 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5831 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5837 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5839 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5840 (TARGET_ENCODE_SECTION_INFO): Re-define.
5841 (m32c_encode_section_info): New
5842 (function_vector_handler): New
5843 (current_function_special_page_vector): New
5844 (m32c_special_page_vector_p): New.
5845 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5847 * config/m32c/jump.md: Added instruction JSRS for functions
5848 with attribute "function_vector".
5849 * doc/extend.texi (function_vector): Added description
5850 for M16C, M32C targets.
5852 2007-05-07 DJ Delorie <dj@redhat.com>
5855 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5856 ashrpsi3, lshrpsi3): Update shift count constraint.
5858 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5859 Nathan Froyd <froydnj@codesourcery.com>
5862 * c-incpath.c (add_path): Strip trailing path separators.
5864 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5867 Free dominance info before purging EH edges.
5868 (eliminate_degenerate_phis): Likewise.
5869 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5871 2007-05-07 Jan Hubicka <jh@suse.cz>
5873 * gimplify.c (gimplify_expr): Do not crash when folding
5874 (void *)(int)&a + 4.
5876 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5879 * c-opts.c (lang_fortran): Make it non static.
5880 * c-common.h (lang_fortran): New prototype.
5881 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5882 -lang-fortran option was passed by the driver.
5884 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5886 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5887 of ASSERT_CHECKING. Tweak message.
5889 2007-05-06 Revital Eres <eres@il.ibm.com>
5892 * loop-unroll.c (insert_var_expansion_initialization):
5893 Initialize the expansions with -zero instead of +zero.
5895 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5897 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5898 into pic and non-pic versions. Mark r19 as used for
5899 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5900 for tgd_load, tld_load and tie_load .
5901 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5902 version of tgd_load, tld_load and tie_load depending on the
5905 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5906 Jakub Jelinek <jakub@redhat.com>
5908 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5909 (__do_global_dtors_aux): Use more paranoid loop to run
5910 destructors if HIDDEN_DTOR_LIST_END.
5911 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5913 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5915 * varasm.c (align_variable): Don't increase alignment for
5916 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5917 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5919 2007-05-04 Josh Conner <jconner@apple.com>
5921 * basic-block.h (cdi_direction): Assign values to all enumeration
5923 (dom_computed): Remove.
5924 (dom_info_state): New.
5925 (set_dom_info_availability): New.
5926 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5927 walk_data.dom_direction.
5928 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5929 instead of dom_computed[].
5930 (split_edge): Likewise.
5931 (create_basic_block): Likewise.
5932 (merge_blocks): Likewise.
5933 * ifcvt.c (find_if_header): Likewise.
5934 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5935 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5936 * tree-ssa.c (verify_ssa): Likewise.
5937 * tree-cfg.c (tree_verify_flow_info): Likewise.
5938 (remove_edge_and_dominated_blocks): Likewise.
5939 * dominance.c (dom_computed): Make static.
5940 (calc_dfs_tree_nonrec): Change third param to a bool.
5941 (calc_dfs_tree): Change second param to a bool.
5942 (calc_idioms): Change second param to a bool. Use
5943 dom_convert_dir_to_idx.
5944 (init_dom_info): Validate dir before using.
5945 (dom_convert_dir_to_idx): New.
5946 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5947 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5948 (free_dominance_info): Use dom_convert_dir_to_idx.
5949 (get_immediate_dominator): Likewise.
5950 (set_immediate_dominator): Likewise.
5951 (get_dominated_by): Likewise.
5952 (redirect_immediate_dominators): Likewise.
5953 (nearest_common_denominator): Likewise.
5954 (dominated_by_p): Likewise.
5955 (bb_dom_dfs_in): Likewise.
5956 (bb_dom_dfs_out): Likewise.
5957 (recount_dominator): Likewise.
5958 (iterate_fix_dominators): Likewise.
5959 (add_to_dominance_info): Likewise.
5960 (delete_from_dominance_info): Likewise.
5961 (first_dom_son): Likewise.
5962 (next_dom_son): Likewise.
5963 (dom_info_available_p): Likewise.
5964 (dom_info_state): New.
5965 (set_dom_info_availability): New.
5967 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5969 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5971 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5973 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5975 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5976 (subdi3, subdi_carry): Delete.
5978 2007-05-04 Jan Hubicka <jh@suse.cz>
5979 Richard Guenther <rguenther@suse.de>
5981 * opts.c (decode_options): Do not fiddle with inlining
5982 parameters in case of optimizing for size.
5983 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5984 for size do nothing.
5985 (cgraph_decide_inlining_of_small_function): When optimizing for
5986 size never inline functions increasing caller size.
5987 (cgraph_early_inlining): Inline for size when optimizing for size.
5989 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5991 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5992 logical operations piecewise.
5993 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5994 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5995 subdi_sesidi_di): Delete.
5996 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5997 the generated sequence. Allow three-reg add in constraints. Rewrite
5998 the rtl expression for carry to avoid zero_extend of a constant.
5999 (sub_with_carry): New pattern.
6000 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6001 different sequence not involving jumps.
6002 (notbi): Now a named pattern.
6004 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6006 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6007 Add the note about a significant loss of accuracy of some
6008 mathematical routines when these options are used.
6010 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6012 * haifa-sched.c (rtx_vec_t): New typedef.
6013 (contributes_to_priority_p): Extract piece of priority () into new
6015 (priority): Use the function. Add assertion.
6016 (rank_for_schedule, set_priorities): Add assertion to check that
6017 insn's priority is initialized.
6018 (clear_priorities, calc_priorities): Change signature. Make it update
6019 all relevant insns. Update all callers ('add_to_speculative_block ()'
6020 and 'create_block_check_twin ()').
6021 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6022 Add new field 'priority_status'.
6023 (INSN_PRIORITY_STATUS): New macro.
6024 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6026 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6028 * sched-ebb.c (debug_ebb_dependencies): New static function.
6029 (init_ready_list): Use it.
6031 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6032 with changed signature and 'debug_rgn_dependencies ()'.
6033 (debug_rgn_dependencies): New static function.
6034 (init_ready_list): Use it.
6036 * sched-int.h (debug_dependencies): Declare.
6038 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6040 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6042 2007-05-04 Dirk Mueller <dmueller@suse.de>
6044 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6046 2007-05-03 Jan Hubicka <jh@suse.cz>
6048 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6049 ((T1)X op (T1)Y), for pointer type in more cases than before.
6051 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6053 * tree-object-size.c (plus_expr_object_size): When operand size is
6054 unknown, return unknown.
6056 2007-05-03 Dirk Mueller <dmueller@suse.de>
6058 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6060 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6063 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6065 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6067 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6069 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6071 * config/soft-fp/double.h, config/soft-fp/extended.h,
6072 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6073 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6074 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6075 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6078 2007-05-03 Ian Lance Taylor <iant@google.com>
6080 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6081 MASK_PPC_GFXOPT for 8540 or 8548.
6083 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6085 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6086 vect_print_dump_info() to output debug information.
6088 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6091 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6092 operands of size 2 when operand is not MEM_P.
6094 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6096 PR tree-optimization/30565
6097 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6099 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6101 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6102 (umulsi3_highpart): Use them.
6103 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6104 for final accumulator to D regisster tranfser.
6106 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6108 PR tree-optimization/31699
6109 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6111 (vect_enhance_data_refs_alignment): Compute peel amount using
6112 TYPE_VECTOR_SUBPARTS instead of vf.
6113 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6115 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6118 * system.h: Remove inclusion of double-int.h
6119 * tree.h: Include double-int.h
6120 * gengtype.c: Likewise
6121 * cfgloop.h: Likewise
6122 * Makefile.in: Adjust dependencies on double-int.h
6124 2007-05-02 Eric Christopher <echristo@apple.com>
6126 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6127 -shared to -Zdynamiclib.
6129 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6132 * c-common.c (strip_pointer_or_array_types): New function.
6133 * c-common.h (strip_pointer_or_array_types): New function declaration.
6135 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6137 PR tree-optimization/31771
6138 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6140 2007-05-02 Paul Brook <paul@codesourcery.com>
6142 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6144 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6147 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6150 2007-05-02 Nick Clifton <nickc@redhat.com>
6152 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6154 2007-05-02 Richard Guenther <rguenther@suse.de>
6156 PR tree-optimization/31146
6157 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6158 argument, single_use_p. If we have a single use that is
6159 a conversion to the definition rhs type, propagate that rhs.
6160 (forward_propagate_addr_expr): Pass single_use_p argument
6161 to forward_propagate_addr_expr_1.
6163 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6165 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6168 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6170 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6171 'AMD Family 10 core'.
6173 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6175 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6176 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6177 with SSE3 instruction set support.
6178 * doc/invoke.texi: Likewise.
6180 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6182 * config/i386/i386.c (override_options): Tuning 32-byte loop
6183 alignment for amdfam10 architecture. Increasing the max loop
6184 alignment to 24 bytes.
6186 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6188 * config/m68k/constraints.md: New.
6189 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6190 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6191 EXTRA_CONSTRAINT): Remove.
6192 * config/m68k/m68k.md: Include constraints.md.
6193 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6195 2007-05-01 Ian Lance Taylor <iant@google.com>
6197 PR tree-optimization/31739
6198 * tree-vrp.c (vrp_val_is_max): New static function.
6199 (vrp_val_is_min): New static function.
6200 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6202 (set_value_range): Use vrp_val_is_{max,min}.
6203 (extract_range_from_assert): Likewise.
6204 (extract_range_from_binary_expr): Likewise.
6205 (extract_range_from_unary_expr): Likewise.
6206 (dump_value_range, vrp_meet): Likewise.
6207 (vrp_visit_phi_node): Likewise.
6208 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6210 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6212 * config/i386/gmon-sol2.c (size_t): New type.
6213 (intptr_t): Likewise.
6214 (s_textsize): Declare as size_t.
6216 (monstartup): Use size_t for sizes.
6217 (_mcount): Save and restore registers.
6218 (internal_mcount): Pass 0 as the first argument to monstartup
6220 (moncontrol): Convert pointer to appropriately sized integer
6221 before passing to profil.
6223 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6225 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6226 __NO_FPRS__, not just if _SOFT_DOUBLE.
6227 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6228 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6229 also for E500 double.
6230 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6231 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6234 2007-05-01 Richard Guenther <rguenther@suse.de>
6236 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6239 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6241 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6243 2007-05-01 Jan Hubicka <jh@suse.cz>
6245 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6248 2007-05-01 Jan Hubicka <jh@suse.cz>
6250 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6251 (maybe_fold_offset_to_reference): Declare.
6252 * fold-const.c (fold_unary): Do not fold
6253 (type *)&A into &A->field_of_type_and_offset_0
6254 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6255 size is unknown, give up.
6256 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6258 (maybe_fold_offset_to_reference): New.
6259 (maybe_fold_stmt_indirect): Use it.
6260 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6261 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6263 (gimplify_expr): Likewise for plus_expr.
6265 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6267 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6268 bsi_after_labels. Always insert statements before bsi.
6269 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6270 * predict.c (apply_return_prediction): Check for empty blocks.
6271 * cfgexpand.c (lab_rtx_for_bb): New variable.
6272 (label_rtx_for_bb): Do not create new tree labels.
6273 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6274 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6275 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6277 (label_for_bb): Add field used.
6278 (update_eh_label, main_block_label): Mark the label used.
6279 (cleanup_dead_labels): Remove unused labels.
6281 2007-05-01 Richard Guenther <rguenther@suse.de>
6283 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6284 if it is not about to be set.
6285 (get_value_range): Do not pre-allocate equiv bitmap.
6286 (update_value_range): No need to clear equiv field.
6287 (add_equivalence): Change prototype to get bitmap pointer.
6288 Allocate bitmap here if it is not already.
6289 (extract_range_from_assert): Do not allocate bitmap here.
6290 Update callers to add_equivalence.
6291 (extract_range_from_ssa_name): Likewise.
6292 (get_vr_for_comparison): New static helper.
6293 (compare_name_with_value): Handle NULL equiv bitmap by
6294 peeling the first iteration of the comparison loop.
6295 Use get_vr_for_comparison.
6296 (compare_names): Handle NULL equiv bitmaps by using fake
6297 ones. Use get_vr_for_comparison.
6299 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6301 * double-int.c (mpz_set_double_int): Moved from
6302 tree-ssa-loop-niter.c.
6303 (mpz_get_double_int): Likewise; also, add option to wrap
6304 out-of-range integers.
6305 * double-int.h: New prototypes for above.
6306 * tree.c (get_static_type_bounds): Moved from
6307 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6308 TYPE_MAX_VALUE if they exist..
6309 * tree.h: New prototype for above.
6310 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6311 get_type_bounds calls.
6312 (mpz_set_double_int): Move to double-int.c.
6313 (get_type_bounds): Move to tree.c, rename to
6314 get_static_type_bounds.
6315 (mpz_to_double_int): Move to double-int.c, rename to
6318 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6320 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6321 DIV0 exception can fall through to a normal return.
6323 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6327 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6328 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6329 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6330 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6331 initialize align to silence bogus warning.
6332 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6333 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6335 (struct sra_walk_fns): Remove use_all parameter from use.
6336 (sra_hash_tree): Handle BIT_FIELD_REFs.
6337 (sra_elt_hash): Don't hash bitfld blocks.
6338 (sra_elt_eq): Skip them in parent compares as well. Handle
6340 (sra_walk_expr): Don't maintain or pass down use_all_p.
6341 (scan_use): Remove use_all parameter.
6342 (scalarize_use): Likewise. Re-expand assignment to
6343 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6344 output, and re-scalarize after output. Don't mark anything
6346 (scalarize_ldst): Adjust.
6347 (scalarize_walk_gimple_modify_statement): Likewise.
6348 (build_element_name_1): Handle BIT_FIELD_REFs.
6349 (instantiate_element): Don't warn for any element whose parent
6351 (instantiate_missing_elements_1): Return the sra_elt.
6352 (canon_type_for_field): New.
6353 (try_instantiate_multiple_fields): New.
6354 (instantiate_missing_elemnts): Use them.
6355 (mark_no_warning): Removed.
6356 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6357 (REPLDUP, sra_build_elt_assignment): New.
6358 (generate_copy_inout): Use them.
6359 (generate_element_copy): Likewise. Handle bitfld differences.
6360 (generate_element_zero): Don't recurse for blocks. Use
6361 sra_build_elt_assignment.
6362 (generate_one_element_int): Take elt instead of var. Use
6363 sra_build_elt_assignment.
6364 (generate_element_init_1): Adjust.
6365 (scalarize_use, scalarize_copy): Use REPLDUP.
6366 (scalarize_ldst): Move assert before dereference.
6367 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6369 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6372 * tree.c (reconstruct_complex_type): Reconstruct a reference
6374 Also use the same mode for the pointer as the old pointer type.
6376 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6378 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6381 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6383 PR rtl-optimization/31676
6384 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6385 (df_refs_record): Call it.
6387 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6389 * rtl.def (SS_ABS): New code.
6390 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6391 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6392 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6393 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6394 (bfin_init_builtins): Define them.
6395 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6396 (bfin_expand_builtin): ... and handle the others here.
6397 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6398 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6399 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6400 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6401 operand is only HImode.
6403 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6405 * regclass.c (scan_one_insn): Remove splitting of
6408 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6409 Nigel Stephens <nigel@mips.com>
6411 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6413 2007-04-28 Jan Hubicka <jh@suse.cz>
6415 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6416 insn_locators_alloc instead of insn_locators_initialize;
6417 call reset_block_changes.
6418 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6419 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6420 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6421 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6422 * config/score/score.c (th_output_mi_thunk): Likewise.
6423 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6424 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6425 tolerate uninitialized locator info.
6428 * function.c (init_function_start): Don't init line number info.
6429 (expand_function_end): Update.
6430 (reset_block_changes, record_block_change, finalize_block_changes,
6431 check_block_change, free_block_changes): Kill.
6432 * function.h (reset_block_changes, record_block_change,
6433 finalize_block_changes, check_block_change, free_block_changes):
6435 (struct function): Remove ib_boundaries_block.
6436 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6437 Use curr_insn_locator to initialize locator.
6438 (emit_line_note): Remove.
6439 * cfgexpand.c (expand_gimple_cond_expr): Update.
6440 (construct_exit_block): Likewise.
6441 (tree_expand_cfg): Initialize/finalize locators.
6442 * expr.c (expand_expr_real): Update.
6443 * cfglayout.c (line_locators_locs, line_locators_lines,
6444 file_locators_locs, file_locators_files): Remove.
6445 (set_block_levels): Move to cfgexpand.c.
6446 (insn_locators_initialize): Remove.
6447 (pass_insn_locators_initialize): Remove.
6448 (locations_locators_locs, locations_locators_vals): New static vars.
6449 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6451 (insn_locators_alloc, insn_locators_finalize,
6452 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6454 (locator_location): New.
6455 (locator_line, locator_file): Rewrite.
6456 * rtl.h (emit_line_note): Kill.
6457 (insn_locators_alloc, insn_locators_finalize,
6458 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6460 * tree-inline.c (initialize_cfun): Do not initialize
6461 ib_boundaries_block.
6462 * passes.c (pass_insn_locators_initialize): Remove.
6464 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6466 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6467 info. Update last_basic_block correctly.
6469 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6472 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6473 register itself to hold the offset constant. Tell flow the use
6474 of r4 and r5 when they are used.
6476 2007-04-27 Richard Guenther <rguenther@suse.de>
6478 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6479 if we simplified anything.
6480 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6481 warnings until we did a simplification and the stmt was not
6482 marked as TREE_NO_WARNING.
6484 2007-04-27 Mike Stump <mrs@apple.com>
6486 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6488 2007-04-27 Ian Lance Taylor <iant@google.com>
6491 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6492 TYPE_MAX_VALUE exist, convert them to the new type.
6494 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6496 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6497 if it claims to be available.
6498 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6500 (perform_tree_ssa_dce): Always free postdominators.
6502 2007-04-27 Richard Henderson <rth@redhat.com>
6504 * config/alpha/predicates.md (aligned_memory_operand): Mark
6505 as define_special_predicate.
6506 (unaligned_memory_operand, normal_memory_operand): Likewise.
6507 (reg_or_unaligned_mem_operand): Remove.
6508 (any_memory_operand): Match the documentation and check for
6509 non-renumbered pseudos during reload.
6510 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6511 alpha_secondary_reload_class, update to new interface, make static.
6512 Handle CQImode like HImode. Remove FP subreg check.
6513 (alpha_expand_mov): Use replace_equiv_address.
6514 (alpha_expand_mov_nobwx): Use any_memory_operand.
6515 (TARGET_SECONDARY_RELOAD): New.
6516 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6517 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6518 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6519 * config/alpha/alpha.md: ... here.
6520 (RELOAD12, reloadmode): New.
6522 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6523 Don't handle the aligned case here.
6524 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6525 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6526 reload_inhi_help. Don't expect a scratch register.
6527 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6529 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6531 2007-04-27 Richard Guenther <rguenther@suse.de>
6533 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6535 2007-04-27 Richard Guenther <rguenther@suse.de>
6537 PR tree-optimization/30965
6538 PR tree-optimization/30978
6539 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6540 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6541 (find_equivalent_equality_comparison): Likewise.
6542 (simplify_cond): Likewise.
6543 (get_prop_source_stmt): New helper.
6544 (get_prop_dest_stmt): Likewise.
6545 (can_propagate_from): Likewise.
6546 (remove_prop_source_from_use): Likewise.
6547 (combine_cond_expr_cond): Likewise.
6548 (forward_propagate_comparison): New function.
6549 (forward_propagate_into_cond): Rewrite to use fold for
6551 (tree_ssa_forward_propagate_single_use_vars): Call
6552 forward_propagate_comparison to propagate comparisons.
6554 2007-04-27 Richard Guenther <rguenther@suse.de>
6556 PR tree-optimization/31715
6557 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6558 sure to do computation on the offset in an appropriate
6561 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6563 * reload.h (elimination_target_reg_p): Declare.
6564 * reload.c (find_reloads): Don't apply the reg_rtx move
6565 optimization if the SET_DEST satisfies elimination_target_reg_p.
6566 * reload1.c (elimination_target_reg_p): New function.
6567 (gen_reload): In the move/add2 fallback, make sure that op0
6568 does not overlap the destination register.
6570 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6572 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6573 transform only GIMPLE_MODIFY_STMTs.
6574 * tree-complex.c (expand_complex_operations_1): Ditto.
6575 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6576 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6577 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6579 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6580 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6581 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6582 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6583 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6584 slpeel_add_loop_guard): Ditto.
6585 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6586 * lambda-code.c (perfect_nestify): Ditto.
6587 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6588 before the first statement.
6589 * tree-optimize.c (execute_free_datastructures): Fix comments.
6590 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6591 * tree-flow.h (disband_implicit_edges): Declaration removed.
6592 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6594 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6595 COND_EXPRs without gotos.
6596 (disband_implicit_edges, has_label_p): Removed.
6597 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6598 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6600 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6602 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6603 also for COND_EXPRs.
6604 * cfgexpand.c (label_rtx_for_bb): New function.
6605 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6606 Use label_rtx_for_bb to find the labels.
6607 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6608 last block. Detect fallthru edges.
6610 2007-04-26 Ian Lance Taylor <iant@google.com>
6613 * reload.c (find_reloads_subreg_address): If the address was valid
6614 in the original mode but not in the new mode, reload the whole
6617 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6619 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6620 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6621 (cleanup_control_expr_graph): Do not invalidate dominance info.
6622 Record altered blocks.
6623 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6624 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6625 cleanup_tree_cfg_bb): New functions.
6626 (remove_forwarder_block): Do not maintain the worklist of blocks.
6627 Record altered blocks.
6628 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6630 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6631 delete_unreachable_blocks if dominators are not available.
6632 * tree-inline.c (optimize_inline_calls): Free dominance information
6634 * tree-flow.h (remove_edge_and_dominated_blocks,
6635 cfgcleanup_altered_bbs): Altered.
6636 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6638 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6640 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6641 do not invalidate dominators.
6643 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6645 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6646 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6647 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6648 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6650 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6652 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6654 2007-04-26 Richard Guenther <rguenther@suse.de>
6656 PR tree-optimization/31703
6657 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6658 the right type for the target of the bittest.
6660 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6662 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6663 ix86_sol10_return_in_memory.
6665 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6667 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6670 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6673 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6675 PR tree-optimization/30558
6676 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6677 clear this_state.prev_try.
6679 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6680 Mark Mitchell <mark@codesourcery.com>
6682 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6683 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6684 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6686 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6689 * doc/invoke.texi (%:print-asm-header): Document.
6690 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6692 (static_spec_functions): Add print-asm-header.
6693 (main): Print a banner before the --target-help linker options.
6694 (print_asm_header_spec_function): New function.
6696 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6699 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6700 (movsf_ie): Likewise.
6702 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6704 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6706 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6708 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6709 exception for divide-by-zero.
6710 (__umodsi3, __modsi3): Likewise.
6712 2007-04-25 Dirk Mueller <dmueller@suse.de>
6714 * c-typeck.c (build_compound_expr): Annotate warning()
6715 call with OPT_Wunused_value.
6716 * tree-ssa.c (warn_uninit): Annotate warning with
6718 * c-common.c (handle_sentinel_attribute): Annotate warning
6719 call with OPT_Wattributes.
6721 2007-04-25 Thiemo Seufer <ths@mips.com>
6723 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6725 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6726 on to the assembler. Improve handling of -mno-mips16. Add handling
6727 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6728 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6729 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6730 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6732 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6735 * config/i386/winnt.c (i386_pe_file_end): Strip only
6736 USER_LABEL_PREFIX when writing export name.
6738 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6740 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6741 sh/elf.h, vx-common.h and vxworks.h.
6742 * config/sh/sh.h: Include config/vxworks-dummy.h.
6743 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6744 (OVERRIDE_OPTIONS): Use it.
6745 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6746 (vxworks_picreg): New pattern.
6747 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6748 VXWORKS_OS_CPP_BUILTINS.
6749 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6750 to their VXWORKS_* equivalents.
6751 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6752 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6753 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6754 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6755 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6756 -mrtp/-fPIC multilibs.
6757 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6758 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6759 (MULTILIB_OSDIRNAMES): Delete.
6761 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6764 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6766 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6768 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6769 rounding mode to be specified by the caller.
6770 (real_to_mpfr) Likewise.
6771 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6772 include new arguments.
6773 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6775 2007-04-24 Ian Lance Taylor <iant@google.com>
6777 PR tree-optimization/31605
6778 * tree-vrp.c (set_value_range): Check that min and max are not
6779 both overflow infinities.
6780 (set_value_range_to_value): New static function.
6781 (extract_range_from_binary_expr): Call set_value_range_to_value.
6782 (extract_range_from_cond_expr): Likewise.
6783 (extract_range_from_expr): Likewise.
6784 (extract_range_from_unary_expr): Likewise. Don't create a range
6785 which overflows on both sides.
6786 (vrp_meet): Check for a useless range.
6787 (vrp_visit_phi_node): If we see a constant which looks like an
6788 overflow infinity, turn off the TREE_OVERFLOW flag.
6790 2007-04-24 Ian Lance Taylor <iant@google.com>
6792 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6794 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6797 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6798 diagnostic message is being built.
6799 * tree-pretty-print.c (dump_generic_node): Only write the
6800 formatted text into BUFFER's stream if we are not building a
6802 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6804 * Makefile.in (toplev.o): Depend on tree-pass.h.
6806 2007-04-24 Ian Lance Taylor <iant@google.com>
6808 PR tree-optimization/31602
6809 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6810 conditionals in the copied loop header.
6811 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6812 warnings if TREE_NO_WARNING is set.
6813 * doc/invoke.texi (Warning Options): Clarify that
6814 -Wstrict-overflow does not warn about loops.
6816 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6818 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6819 expand on the comment about _Decimal128 arguments and check the
6820 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6821 that _Decimal128 argument uses even/odd register pair.
6822 (function_arg): Ditto.
6824 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6826 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6827 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6829 2007-04-24 Richard Guenther <rguenther@suse.de>
6830 Olga Golovanevsky <olga@il.ibm.com>
6832 * fold-const.c (multiple_of_p): Check for bottom
6835 2007-04-24 Richard Henderson <rth@redhat.com>
6837 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6838 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6839 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6840 looking for non-zero bits shifted out. Avoid a recursive call
6841 when constructing the scalar.
6842 (__floatundisf): Likewise.
6844 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6846 * dwarf2out.c (field_byte_offset): Move the existing logic
6847 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6848 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6850 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6853 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6854 length argument of 0 for memset.
6855 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6856 unsigned shift instead of the signed variant.
6858 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6860 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6861 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6862 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6863 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6864 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6865 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6866 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6867 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6868 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6869 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6870 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6871 "mul<mode>3", "div<mode>3"): Insn definitions added.
6872 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6873 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6874 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6875 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6876 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6877 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6878 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6879 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6880 TARGET_FLOAT_FORMAT): Macro definitions removed.
6881 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6882 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6883 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6884 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6885 (s390_gen_rtx_const_DI): Function removed.
6886 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6888 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6890 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6891 over an external ffs function.
6893 2007-04-24 Chao-ying Fu <fu@mips.com>
6894 Richard Sandiford <richard@nildram.co.uk>
6896 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6897 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6898 (smadd_widen_optab, umadd_widen_optab): Define.
6899 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6901 * genopinit.c (optabs): Fill in smadd_widen_optab and
6903 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6904 and umadd_widen_optab to implement multiply-add sequences.
6905 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6906 (<u>maddsidi4): ...this. Extend condition to include
6907 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6908 of operand 0 to "ka" and use the three-operand form of madd<u>
6910 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6912 * config/mips/constraints.md (ka): New register constraint.
6914 2007-04-24 Jan Hubicka <j@suse.cz>
6918 2007-04-23 Jan Hubicka <jh@suse.cz>
6919 * function.c (init_function_start): Don't init line number info.
6920 (expand_function_end): Update.
6921 (reset_block_changes, record_block_change, finalize_block_changes,
6922 check_block_change, free_block_changes): Kill.
6923 * function.h (reset_block_changes, record_block_change,
6924 finalize_block_changes, check_block_change, free_block_changes):
6926 (struct function): Remove ib_boundaries_block.
6927 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6928 Use curr_insn_locator to initialize locator.
6929 (emit_line_note): Remove.
6930 * cfgexpand.c (expand_gimple_cond_expr): Update.
6931 (construct_exit_block): Likewise.
6932 (tree_expand_cfg): Initialize/finalize locators.
6933 * expr.c (expand_expr_real): Update.
6934 * cfglayout.c (line_locators_locs, line_locators_lines,
6935 file_locators_locs, file_locators_files): Remove.
6936 (set_block_levels): Move to cfgexpand.c.
6937 (insn_locators_initialize): Remove.
6938 (pass_insn_locators_initialize): Remove.
6939 (locations_locators_locs, locations_locators_vals): New static vars.
6940 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6942 (insn_locators_alloc, insn_locators_finalize,
6943 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6945 (locator_location): New.
6946 (locator_line, locator_file): Rewrite.
6947 * rtl.h (emit_line_note): Kill.
6948 (insn_locators_alloc, insn_locators_finalize,
6949 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6951 * tree-inline.c (initialize_cfun): Do not initialize
6952 ib_boundaries_block.
6953 * passes.c (pass_insn_locators_initialize): Remove.
6955 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6957 * doc/invoke.texi: Removed leading '-' from option index entries.
6959 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6961 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6963 (create_phi_node): Use set_phi_nodes.
6964 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6965 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6966 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6967 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6968 (bsi_start, bsi_last): Use bb_stmt_list.
6969 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6970 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6971 Traverse the statements using tsi iterator.
6972 * basic-block.h (struct basic_block_def): Fields stmt_list
6973 and phi_nodes moved to ...
6974 (struct tree_bb_info): ... new structure.
6975 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6976 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6977 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6978 (tree_verify_flow_info): Verify that il.tree is not set for
6979 entry and exit block.
6980 (tree_split_block): Use set_bb_stmt_list.
6982 2007-04-23 Mike Stump <mrs@apple.com>
6984 * config/i386/i386.c (ix86_tune_features
6985 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6988 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6990 * config/i386/i386.md (prefix_extra): New attribute.
6991 (length): Add prefix_extra.
6993 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6994 (sse2_movntv2di): Likewise.
6995 (sse2_cvtps2dq): Likewise.
6996 (sse2_cvtpd2pi): Likewise.
6997 (sse2_cvttpd2pi): Likewise.
6998 (*sse2_cvtpd2ps): Likewise.
6999 (*add<mode>3): Likewise.
7000 (sse2_ssadd<mode>3): Likewise.
7001 (sse2_usadd<mode>3): Likewise.
7002 (*sub<mode>3): Likewise.
7003 (sse2_sssub<mode>3): Likewise.
7004 (sse2_ussub<mode>3): Likewise.
7005 (*mulv8hi3): Likewise.
7006 (*smulv8hi3_highpart): Likewise.
7007 (*umulv8hi3_highpart): Likewise.
7008 (sse2_umulv2siv2di3): Likewise.
7009 (sse2_pmaddwd): Likewise.
7010 (ashr<mode>3): Likewise.
7011 (lshr<mode>3): Likewise.
7012 (ashl<mode>3): Likewise.
7013 (sse2_ashlti3): Likewise.
7014 (sse2_lshrti3): Likewise.
7015 (*umaxv16qi3): Likewise.
7016 (*smaxv8hi3): Likewise.
7017 (*uminv16qi3): Likewise.
7018 (*sminv8hi3): Likewise.
7019 (sse2_eq<mode>3): Likewise.
7020 (sse2_gt<mode>3): Likewise.
7021 (*and<mode>3): Likewise.
7022 (sse2_nand<mode>3): Likewise.
7023 (*ior<mode>3): Likewise.
7024 (*xor<mode>3): Likewise.
7025 (sse2_packsswb): Likewise.
7026 (sse2_packssdw): Likewise.
7027 (sse2_packuswb): Likewise.
7028 (sse2_punpckhbw): Likewise.
7029 (sse2_punpcklbw): Likewise.
7030 (sse2_punpckhwd): Likewise.
7031 (sse2_punpcklwd): Likewise.
7032 (sse2_punpckhdq): Likewise.
7033 (sse2_punpckldq): Likewise.
7034 (sse2_punpckhqdq): Likewise.
7035 (sse2_punpcklqdq): Likewise.
7036 (*sse2_pinsrw): Likewise.
7037 (*sse2_pextrw): Likewise.
7038 (sse2_pshufd_1): Likewise.
7039 (sse2_uavgv16qi3): Likewise.
7040 (sse2_uavgv8hi3): Likewise.
7041 (sse2_psadbw): Likewise.
7042 (sse2_pmovmskb): Likewise.
7043 (*sse2_maskmovdqu): Likewise.
7044 (*sse2_maskmovdqu_rex64): Likewise.
7045 (sse4a_extrqi): Likewise.
7046 (sse4a_extrq): Likewise.
7047 (sse3_lddqu): Set prefix_rep.
7048 (sse3_addsubv4sf3): Likewise.
7049 (sse3_haddv4sf3): Likewise.
7050 (sse3_hsubv4sf3): Likewise.
7051 (sse_cvtss2si): Likewise.
7052 (sse_cvtss2si_2): Likewise.
7053 (sse_cvtss2siq): Likewise.
7054 (sse_cvtss2siq_2): Likewise.
7055 (sse_cvttss2si): Likewise.
7056 (sse_cvttss2siq): Likewise.
7057 (sse2_cvttps2dq): Likewise.
7058 (sse3_movshdup): Likewise.
7059 (sse3_movsldup): Likewise.
7060 (sse2_cvtsd2si): Likewise.
7061 (sse2_cvtsd2si_2): Likewise.
7062 (sse2_cvtsd2siq): Likewise.
7063 (sse2_cvtsd2siq_2): Likewise.
7064 (sse2_cvttsd2si): Likewise.
7065 (sse2_cvttsd2siq): Likewise.
7066 (*sse2_cvtpd2dq): Likewise.
7067 (*sse2_cvttpd2dq): Likewise.
7068 (sse2_pshuflw_1): Likewise.
7069 (sse2_pshufhw_1): Likewise.
7070 (sse4a_insertqi): Likewise.
7071 (sse4a_insertq): Likewise.
7072 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7073 (ssse3_phadddv4si3): Likewise.
7074 (ssse3_phaddswv8hi3): Likewise.
7075 (ssse3_phsubwv8hi3): Likewise.
7076 (ssse3_phsubdv4si3): Likewise.
7077 (ssse3_phsubswv8hi3): Likewise.
7078 (ssse3_pmaddubswv8hi3): Likewise.
7079 (ssse3_pmulhrswv8hi3): Likewise.
7080 (ssse3_pshufbv16qi3): Likewise.
7081 (ssse3_psign<mode>3): Likewise.
7082 (ssse3_palignrti): Likewise.
7083 (abs<mode>2): Likewise.
7084 (ssse3_phaddwv4hi3): Set prefix_extra.
7085 (ssse3_phadddv2si3): Likewise.
7086 (ssse3_phaddswv4hi3): Likewise.
7087 (ssse3_phsubwv4hi3): Likewise.
7088 (ssse3_phsubdv2si3): Likewise.
7089 (ssse3_phsubswv4hi3): Likewise.
7090 (ssse3_pmaddubswv4hi3): Likewise.
7091 (ssse3_pmulhrswv4hi3): Likewise.
7092 (ssse3_pshufbv8qi3): Likewise.
7093 (ssse3_psign<mode>3): Likewise.
7094 (ssse3_palignrdi): Likewise.
7095 (abs<mode>2): Likewise.
7096 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7097 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7098 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7100 2007-04-23 Nick Clifton <nickc@redhat.com>
7102 * params.def: Fix formatting of emacs local variables.
7104 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7106 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7107 move if inter-unit move isn't allowed.
7108 Don't split moving the first element of V2DI to DI to inter-unit
7109 move if inter-unit move isn't allowed.
7111 2007-04-23 Richard Guenther <rguenther@suse.de>
7113 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7114 and CDI_POST_DOMINATORS separately.
7116 2007-04-23 Nick Clifton <nickc@redhat.com>
7118 * c.opt (Wformat-contains-nul): Add warning attribute.
7120 2007-04-23 Jan Hubicka <jh@suse.cz>
7122 * function.c (init_function_start): Don't init line number info.
7123 (expand_function_end): Update.
7124 (reset_block_changes, record_block_change, finalize_block_changes,
7125 check_block_change, free_block_changes): Kill.
7126 * function.h (reset_block_changes, record_block_change,
7127 finalize_block_changes, check_block_change, free_block_changes):
7129 (struct function): Remove ib_boundaries_block.
7130 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7131 Use curr_insn_locator to initialize locator.
7132 (emit_line_note): Remove.
7133 * cfgexpand.c (expand_gimple_cond_expr): Update.
7134 (construct_exit_block): Likewise.
7135 (tree_expand_cfg): Initialize/finalize locators.
7136 * expr.c (expand_expr_real): Update.
7137 * cfglayout.c (line_locators_locs, line_locators_lines,
7138 file_locators_locs, file_locators_files): Remove.
7139 (set_block_levels): Move to cfgexpand.c.
7140 (insn_locators_initialize): Remove.
7141 (pass_insn_locators_initialize): Remove.
7142 (locations_locators_locs, locations_locators_vals): New static vars.
7143 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7145 (insn_locators_alloc, insn_locators_finalize,
7146 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7148 (locator_location): New.
7149 (locator_line, locator_file): Rewrite.
7150 * rtl.h (emit_line_note): Kill.
7151 (insn_locators_alloc, insn_locators_finalize,
7152 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7154 * tree-inline.c (initialize_cfun): Do not initialize
7155 ib_boundaries_block.
7156 * passes.c (pass_insn_locators_initialize): Remove.
7158 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7161 * expr.c (reduce_to_bit_field_precision): Handle
7164 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7166 PR tree-optimization/24659
7167 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7168 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7169 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7170 * genopinit.c (optabs): Rename vec_pack_mod_optab
7171 to vec_pack_trunc_optab.
7172 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7173 early for scalar floating point operands for NOP_EXPR.
7174 (vectorizable_type_promotion): Ditto.
7175 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7176 vec_pack_trunc_optab.
7177 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7179 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7180 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7181 Rename from VEC_PACK_MOD_EXPR.
7182 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7183 * expr.c (expand_expr_real_1): Ditto.
7184 * tree-inline.c (estimate_num_insns_1): Ditto.
7185 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7187 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7188 (vec_unpacks_lo_v4sf): Ditto.
7189 (vec_pack_trunc_v2df): Ditto.
7190 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7191 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7192 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7194 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7196 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7198 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7199 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7200 packing of floating point operands.
7201 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7202 represent unpacking of floating point operands.
7203 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7204 [vec_unpacks_hi]: Ditto.
7205 [vec_unpacks_lo]: Ditto.
7207 2007-04-22 Jan Hubicka <jh@suse.cz>
7209 * final.c (rest_of_handle_final): Call
7210 targetm.asm_out.constructor/targetm.asm_out.destructor
7211 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7212 proper priority via decl_*_priority_insert.
7213 * c-common.c (c_expand_body): Likewise.
7215 2007-04-22 Richard Guenther <rguenther@suse.de>
7217 PR tree-optimization/29789
7218 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7219 (rewrite_reciprocal): New helper split out from
7220 determine_invariantness_stmt.
7221 (rewrite_bittest): Likewise.
7222 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7223 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7226 2007-04-22 Revital Eres <eres@il.ibm.com>
7228 * loop-unroll.c (var_to_expand): New field to support also
7229 insns of the form x = something + x.
7230 (analyze_insn_to_expand_var): Use it.
7231 (expand_var_during_unrolling): Likewise.
7233 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7235 * predict.c: Include pointer-set.h.
7236 (bb_predictions): New variable.
7237 (tree_predicted_by_p, tree_predict_edge,
7238 remove_predictions_associated_with_edge): Use bb_predictions map
7239 instead of bb->predictions.
7240 (clear_bb_predictions, assert_is_empty): New functions.
7241 (combine_predictions_for_bb): Use bb_predictions map. Call
7242 clear_bb_predictions.
7243 (tree_estimate_probability): Create and free bb_predictions map.
7244 * Makefile.in (predict.o): Add pointer-set.h dependency.
7245 * basic-block.h (struct basic_block_def): Remove predictions
7247 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7249 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7252 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7255 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7257 * timevar.c (timevar_print): Change reference of --disable-checking to
7258 --enable-checking=release. Also warn if assert checking is disabled.
7260 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7263 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7264 decl as addressable if the compound literal was marked as
7266 Mark the decl as a gimple register if it is a complex or
7267 vector decl and does not live in memory.
7269 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7271 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7272 (GENERIC_NEXT): New function macro.
7273 (PHI_CHAIN): Use phi_node's new chain variable.
7274 (tree_phi_node): Change tree_common to tree_base
7275 and add the chain field.
7276 * tree-phinodes.c (make_phi_node): Don't set
7277 TREE_TYPE on the new node.
7278 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7279 instead of checking GIMPLE_TUPLE_P in chain_next.
7280 * tree-vect-transform.c
7281 (get_initial_def_for_induction): Look at
7282 PHI_RESULT_TREE for the type of the phi node.
7283 (update_vuses_to_preheader): Use PHI_CHAIN
7284 instead of TREE_CHAIN on the phi node.
7285 * tree-ssa-structalias.c (compute_points_to_sets):
7287 (ipa_pta_execute): Likewise.
7289 2007-04-21 Richard Guenther <rguenther@suse.de>
7292 * fold-const.c (fold_unary): Call fold_convert_const on the
7295 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7297 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7298 (store_killed_in_pat): New.
7300 2007-04-20 Richard Henderson <rth@redhat.com>
7303 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7304 TREE_LIST with a void_type_node value, not void_list_node exactly.
7306 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7308 * doc/standards.texi: Re-arrange into language-specific
7309 subsections. Add a C++ section, documenting which standards we
7312 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7314 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7315 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7317 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7319 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7320 ecrti.o and crtbegin.o.
7321 (LIB_DEFAULT_SPEC): Include -lc.
7322 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7324 2007-04-20 Richard Henderson <rth@redhat.com>
7327 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7328 argument; update all callers.
7329 (get_unaligned_offset): New.
7330 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7331 get_unaligned_address, just pass on the address directly.
7332 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7333 the subreg in the helper patterns.
7334 (unaligned_extendqidi_le): Use get_unaligned_offset.
7335 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7336 (unaligned_extendhidi_be): Likewise.
7337 (unaligned_extendhidi): Tidy.
7338 * config/alpha/alpha-protos.h: Update.
7340 2007-04-20 Richard Henderson <rth@redhat.com>
7342 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7343 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7344 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7345 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7346 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7347 (CPP_SPEC): Don't include %(cpp_subtarget).
7348 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7349 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7350 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7352 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7354 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7355 for __builtin_ia32_cmpordss.
7357 PR tree-optimization/31632
7358 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7359 and arg1 for optimizations of comparison against min/max values.
7360 Fold arg0 to arg1's type for optimizations of comparison against
7361 min+1 and max-1 values.
7363 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7365 * reload.c (combine_reloads): When trying to use a dying register,
7366 check whether it's uninitialized and don't use if so.
7368 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7370 * fold-const.c: Remove prototypes for native_encode_expr and
7371 native_interpret_expr.
7372 (native_encode_expr): Make non-static.
7373 (native_interpret_expr): Likewise.
7374 * tree.h: Add prototypes for the above.
7376 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7378 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7379 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7380 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7381 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7382 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7383 Add length attributes.
7385 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7387 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7390 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7391 __STDC_WANT_DEC_FP__.
7393 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7395 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7396 for long double compatibility.
7397 * configure: Regenerate.
7399 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7401 PR rtl-optimization/29841
7402 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7404 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7405 that may cause control flow transfer from being moved.
7407 2007-04-18 Jan Hubicka <jh@suse.cz>
7409 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7412 2007-04-18 Eric Christopher <echristo@apple.com>
7414 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7415 only. Update operands.
7416 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7417 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7418 link register to pic register.
7420 2007-04-18 Dirk Mueller <dmueller@suse.de>
7423 * tree-vrp.c (search_for_addr_array): New.
7424 (check_array_bounds): Suppress warning about
7425 address taken of array refs if its not de-referenced.
7427 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7429 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7430 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7432 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7433 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7434 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7436 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7438 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7440 (vect_analyze_scalar_cycles): Fix indentation.
7441 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7442 (vect_mark_relevant): Include phis in relevance analysis.
7444 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7446 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7448 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7449 output_operand_lossage().
7451 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7453 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7454 the unused code for reduction without adjust-in-epilog to simplify the
7457 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7459 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7460 (S390_TDC_NEGATIVE_ZERO): New constant.
7461 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7462 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7463 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7464 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7465 (S390_TDC_POSITIVE_INFINITY): New constant.
7466 (S390_TDC_NEGATIVE_INFINITY): New constant.
7467 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7468 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7469 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7470 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7471 (S390_TDC_INFINITY): New constant.
7472 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7473 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7474 optimization for UNSPEC_CCZ_TO_INT.
7475 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7476 ("*ccz_to_int"): New insn.
7477 ("isinf<mode>2"): New insn.
7478 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7479 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7480 (UNSPEC_CCZ_TO_INT): New constant.
7482 2007-04-18 Richard Guenther <rguenther@suse.de>
7484 PR tree-optimization/19431
7485 PR tree-optimization/21463
7486 * tree-pass.h (pass_phiprop): Declare.
7487 * passes.c (init_optimization_passes): New phiprop pass.
7488 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7489 (phivn_valid_p): New helper function.
7490 (phiprop_insert_phi): Likewise.
7491 (propagate_with_phi): Likewise.
7492 (tree_ssa_phiprop): New propagator propagating loads
7493 through phi nodes if profitable.
7495 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7497 * tree-vect-analyze.c (process_use): New function.
7498 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7499 Check phis in all bbs.
7500 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7503 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7505 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7508 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7511 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7514 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7516 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7518 (sse_vmmulv4sf3): Likewise.
7519 (sse2_vmaddv2df3): Likewise.
7520 (sse2_vmmulv2df3): Likewise.
7522 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7524 PR rtl-optimization/31360
7525 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7526 (target_reg_cost): New.
7527 (init_set_costs): Initialize target_reg_cost. Add comments
7528 regarding the rationale of the costs.
7529 (global_cost_for_size): Renamed to...
7530 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7531 of register pressure.
7532 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7533 estimate_reg_pressure_cost. Add number of ivs.
7534 (determine_set_costs): Dump target_reg_cost.
7535 * loop-invariant.c (gain_for_invariant): Use
7536 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7537 (best_gain_for_invariant, find_invariants_to_move): Remove
7539 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7540 (target_reg_cost): Declare.
7541 (global_cost_for_size): Declaration removed.
7542 (estimate_reg_pressure_cost): Declare.
7544 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7546 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7547 regnos into even/odd register pairs.
7548 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7549 TDmode similar to the other floating point modes.
7550 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7551 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7553 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7554 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7555 (movdd_hardfloat64): Use TARGET_MFPGPR.
7557 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7559 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7562 2005-01-05 Richard Henderson <rth@redhat.com>
7564 * reload1.c (do_input_reload): Restrict the optimization deleteing
7565 a previous output reload to RELOAD_FOR_INPUT.
7567 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7569 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7570 induc_vec_info_type.
7571 (vectorizable_induction): New function declaration.
7572 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7573 check if already vectorized. Find first place in BB where new stmts
7574 can be inserted. Takes only one argument.
7575 (vectorizable_induction): New function.
7576 (vect_transform_stmt): Add case for induc_vec_info_type to call
7577 vectorizable_induction.
7578 (vect_transform_loop): Consider phis for vectorization.
7579 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7581 (analyze_operations): Call vectorizable_induction when analyzing phis.
7583 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7584 (vect_mark_relevant): Include phis in relevance analysis.
7585 (vect_mark_stmts_to_be_vectorize): Likewise.
7586 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7588 2007-04-16 Lawrence Crowl <crowl@google.com>
7590 * doc/invoke.texi (Debugging Options): Add documentation for the
7591 -femit-struct-debug options -femit-struct-debug-baseonly,
7592 -femit-struct-debug-reduced, and
7593 -femit-struct-debug-detailed[=...].
7595 * c-opts.c (c_common_handle_option): Add
7596 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7597 and OPT_femit_struct_debug_detailed_.
7598 * c.opt: Add specifications for
7599 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7600 and -femit-struct-debug-detailed[=...].
7601 * opts.c (set_struct_debug_option): Parse the
7602 -femit-struct-debug-... options.
7603 * opts.c (matches_main_base, main_input_basename,
7604 main_input_baselength, base_of_path, matches_main_base): Add
7605 variables and functions to compare header base name to compilation
7607 * opts.c (should_emit_struct_debug): Add to determine to emit a
7608 structure based on the option.
7609 (dump_struct_debug) Also disabled function to debug this
7611 * opts.c (handle_options): Save the base name of the
7614 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7615 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7616 This hook indicates if a type is generic. Set it by default
7618 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7619 to determine if a struct type is generic or not.
7620 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7621 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7622 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7625 * flags.h (enum debug_info_usage): Add an enumeration to describe
7626 a program's use of a structure type.
7627 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7628 to indicate the program's usage of the type. Filter structs based
7629 on the -femit-struct-debug-... specification.
7630 (gen_type_die): Split into two routines, gen_type_die and
7631 gen_type_die_with_usage. gen_type_die is now a wrapper
7632 that assumes direct usage.
7633 (gen_type_die_with_usage): Replace calls to gen_type_die
7634 with gen_type_die_with_usage adding the program usage of
7635 the referenced type.
7636 (dwarf2out_imported_module_or_decl): Suppress struct debug
7637 information using should_emit_struct_debug when appropriate.
7639 2007-04-16 Ian Lance Taylor <iant@google.com>
7641 PR tree-optimization/31522
7642 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7643 (vrp_initialize): Allocate vr_phi_edge_counts.
7644 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7645 executable edge. Drop test for all constants.
7646 (vrp_finalize): Free vrp_phi_edge_counts.
7648 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7649 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7651 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7652 predecessors at head rather than tail.
7654 2007-04-16 Matthias Klose <doko@debian.org>
7656 * config/alpha/linux.h (CPP_SPEC): Define.
7657 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7659 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7661 * function.h: Remove sequence_stack extern declaration.
7663 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7665 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7667 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7670 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7672 * config/avr/avr.c (avr_arch_types): Rearranging array.
7673 (enum avr_arch): Add.
7674 (avr_mcu_types): Use avr_arch enumeration constants instead of
7676 * config/avr/avr.h (LINK_SPEC): Simplify.
7678 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7680 * config/m68k/m68k.c (m68k_libcall_value,
7681 m68k_function_value): Use macros for register names more.
7683 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7685 (M68K_REGNAME): Use A6_REG.
7686 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7688 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7691 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7692 'pending_read_list_length' and 'pending_write_list_length'. Update
7694 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7695 to handle two length counters instead of one. Update all uses.
7696 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7697 two length counters instead of one.
7698 * sched-rgn.c (propagate_deps): Update to handle two length counters
7701 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7704 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7705 copy of source, pass it to ix86_expand_vector_set and return
7708 2007-04-16 David Ung <davidu@mips.com>
7709 Joseph Myers <joseph@codesourcery.com>
7711 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7712 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7713 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7714 Add 74K processor information.
7715 * config/mips/mips.md: Include 74k.md.
7716 (cpu): Add 74kc,74kf,74kx.
7717 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7718 * config/mips/74k.md: New.
7719 * doc/invoke.texi (MIPS Options): Document 74K support.
7721 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7723 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7724 vectorizable_* functions.
7725 * tree-vect-transform.c (vectorizable_call): Add check for
7726 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7727 (vectorizable_store): likewise.
7728 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7730 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7731 (vectorizable_type_promotion, vectorizable_load): Likewise.
7732 (vectorizable_live_operation, vectorizable_condition): Likewise.
7733 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7735 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7737 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7739 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7740 register numbers more.
7741 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7742 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7743 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7744 FUNCTION_VALUE_REGNO_P): Likewise.
7745 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7746 STATIC_CHAIN_REGNUM): Likewise.
7747 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7748 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7749 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7750 * config/m68k/m68k.md (FP_REG): New.
7752 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7754 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7757 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7759 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7760 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7763 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7765 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7768 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7771 * c-decl.c (finish_decl): Grab the type of the decl after the call
7772 to store_init_value.
7774 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7776 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7778 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7781 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7782 dominators, post dominators and cleanup cfg before returning.
7784 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7786 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7787 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7789 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7791 * config.gcc: Recognize fido.
7792 * config/m68k/m68k-devices.def (fidoa): New.
7793 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7795 (FL_FIDOA, TARGET_FIDOA): New.
7796 * config/m68k/m68k.opt (mfidoa): New.
7798 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7801 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7802 when a personality function is used.
7804 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7806 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7808 2007-04-13 Mike Stump <mrs@apple.com>
7810 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7812 * config/darwin.opt (fapple-kext): Make C++ only.
7813 * config/darwin.c (darwin_override_options): Remove code to ensure
7814 -fapple-kext is given for C++ only.
7816 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7818 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7819 * config/mips/mips.c (override_options): Call
7820 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7822 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7824 * config/i386/i386.opt (msvr3-shlib): Removed.
7826 * doc/invoke.texi: Remove -msvr3-shlib.
7828 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7830 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7831 with "popcnt" instruction.
7833 2007-04-13 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/21258
7836 * tree-vrp.c (compare_case_labels): New helper.
7837 (find_switch_asserts): New function.
7838 (find_assert_locations): Call it for SWITCH_EXPRs.
7840 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7842 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7843 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7844 check is now implied in X87_FLOAT_MODE_P.
7845 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7846 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7847 (fix_trunc<mode>_i386_fisttp): Ditto.
7848 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7849 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7850 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7851 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7852 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7853 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7854 (unnamed_splitters): Ditto.
7855 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7856 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7857 FIRST_SSE_REG for local functions when SSE math is enabled or
7858 for functions with sseregparm attribute.
7859 (standard_80387_constant_p): Return -1 if mode is not
7861 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7862 (ix86_expand_compare): Ditto.
7863 (ix86_expand_carry_flag_compare): Ditto.
7864 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7865 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7866 DECIMAL_FLOAT_MODE_P.
7867 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7868 of SCALAR_FLOAT_MODE_P.
7869 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7870 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7871 checks before FLOAT_MODE_P.
7872 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7873 before FLOAT_MODE_P.
7878 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7880 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7881 Charles Wilson <libtool@cwilson.fastmail.fm>
7883 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7884 (libgcc.mvars): Don't depend on them.
7885 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7886 * exec-tool.in: New.
7888 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7890 * doc/invoke.text (--help): Document --help=common.
7892 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7894 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7896 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7898 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7899 * genemit.c (main): Emit #include "integrate.h".
7900 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7901 (LOADGP_RTP): New mips_loadgp_style.
7902 * config/mips/mips.h: Include config/vxworks-dummy.h.
7903 (TARGET_RTP_PIC): New macro.
7904 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7905 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7906 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7908 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7909 -mvxworks-pic when using -mrtp and a PIC option.
7910 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7912 (mips_symbolic_constant_p, mips_symbolic_address_p)
7913 (mips_symbol_insns): Handle SYMBOL_HALF.
7914 (override_options): Warn about -G and -mrtp being used together.
7915 Initialize mips_lo_relocs[SYMBOL_HALF].
7916 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7917 (mips_emit_loadgp): Handle LOADGP_RTP.
7918 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7919 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7920 (tablejump): Handle function-relative case table entries if
7922 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7924 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7926 * config/mips/mips.md (load_call<mode>): Allow any general register.
7928 (sibcall_value_internal, sibcall_value_multiple_internal)
7929 (call_value_internal, call_value_split, call_value_multiple_internal)
7930 (call_value_multiple_split): Remove constraints from operand 0.
7932 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7934 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7935 rather than loadgp_noshared.
7936 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7937 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7939 * config/mips/mips.md (loadgp): Rename to...
7940 (loadgp_newabi): ...this.
7941 (loadgp_noshared): Rename to...
7942 (loadgp_absolute): ...this.
7944 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7946 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7947 false for locally-binding symbols.
7948 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7950 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7952 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7953 (SYMBOL_GOT_PAGE_OFST): ...this.
7954 (SYMBOL_GOT_GLOBAL): Rename to...
7955 (SYMBOL_GOT_DISP): ...this.
7956 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7957 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7958 * config/mips/mips.c (mips_global_symbol_p): New function.
7959 (mips_symbol_binds_local_p): Likewise.
7960 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7961 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
7962 mips_global_symbol_p and mips_symbol_binds_local_p.
7963 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7964 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7965 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7967 (mips_ok_for_lazy_binding_p): New function.
7968 (mips_load_call_address, mips_expand_call): Use it.
7969 (mips_dangerous_for_la25_p): Likewise.
7970 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7971 (*got_disp<mode>): Use got_disp_operand instead of
7972 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7973 SYMBOL_GOTOFF_GLOBAL.
7974 (*got_page<mode>): Use got_page_ofst_operand instead of
7976 * config/mips/predicates.md (const_call_insn_operand): Use
7977 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7978 (global_got_operand): Rename to...
7979 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7981 (local_got_operand): Rename to...
7982 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7983 of SYMBOL_GOT_LOCAL.
7985 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7987 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7988 TARGET_CALL_CLOBBERED_GP.
7989 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7990 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7991 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7992 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7993 of TARGET_ABICALLS && !TARGET_NEWABI.
7994 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7995 * config/mips/mips.c (mips_load_call_address): Check
7996 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7997 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7998 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7999 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8000 TARGET_ABICALLS && TARGET_NEWABI.
8001 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8003 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8004 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8005 TARGET_ABICALLS && TARGET_NEWABI.
8006 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8007 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8008 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8009 whether indirect calls must use $25.
8010 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8012 * config/mips/mips.md (jal_macro): Check flag_pic and
8013 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8014 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8015 instead of TARGET_ABICALLS.
8016 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8017 TARGET_ABICALLS && TARGET_OLDABI.
8018 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8019 (sibcall): In the comment above the define_insn, mention
8020 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8021 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8022 instead of TARGET_ABICALLS.
8024 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8026 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8027 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8028 (MACFLAGS_MATCH_P): New macro.
8029 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8030 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8031 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8032 the other MACFLAG constants.
8033 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8034 (flag_machi): Tighten constraints. Renumber some of the operands.
8035 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8037 (flag_machi_parts_acconly): New pattern.
8038 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8040 (flag_macinit1hi): Tighten constraints.
8041 (flag_mul_macv2hi_parts_acconly): New pattern.
8043 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8044 Use a more efficient implementation.
8045 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8046 inline sequences when not optimizing for size.
8048 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8049 movhi_high2low): Delete, merge functionality into...
8050 (packv2hi): ... this pattern.
8052 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8053 * config/bfin/bfin.opt (msim): New option.
8054 (mcpu=): New option.
8055 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8056 (bfin_cpu_t): Typedef of enum bfin_cpu.
8057 (bfin_cpu_type): New declaration.
8058 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8059 -msim and -mcpu= options.
8060 (LIB_SPEC): Likewise.
8061 * config/bfin/bfin.c (bfin_cpu_type): Define.
8062 (bfin_handle_option): Handle -mcpu= option.
8063 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8064 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8065 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8067 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8069 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8070 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8071 (powerpc-wrs-vxworksae): Use ${tm_file}.
8072 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8073 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8074 * config/i386/vx-common.h: New file.
8076 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8078 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8081 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8083 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8086 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8090 * c-common.c (c_build_qualified_type): Set canonical type
8093 2007-04-12 Richard Guenther <rguenther@suse.de>
8095 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8096 lower bound and element size if lower bound is not zero
8097 or either of the ARRAY_REF operands is set.
8099 2007-04-12 Richard Guenther <rguenther@suse.de>
8101 PR tree-optimization/24689
8102 PR tree-optimization/31307
8103 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8105 * gimplify.c (canonicalize_addr_expr): To be consistent with
8106 gimplify_compound_lval only set operands two and three of
8107 ARRAY_REFs if they are not gimple_min_invariant. This makes
8108 it never at this place.
8109 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8111 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8113 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8114 null before emitting a .nsubspa directive.
8116 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8118 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8119 need_to_partition_p if there are no memory statements in the
8122 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8124 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8125 (gcd_of_steps_may_divide_p): New function.
8126 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8128 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8130 * reload.c (find_reloads_toplev, find_reloads_address,
8131 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8132 not a pointer equality test, to decide if we need to call
8133 push_reg_equiv_alt_mem.
8135 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8137 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8138 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8140 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8142 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8144 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8145 vector to be positive.
8147 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8151 * doc/invoke.texi: Document --params max-aliased-vops and
8153 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8154 debug_memory_partitions): Move to tree-flow.h
8155 * params.h (AVG_ALIASED_VOPS): Define.
8156 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8158 (mp_info_t): Likewise.
8159 (get_mem_sym_stats_for): New.
8160 (set_memory_partition): Move from tree-flow-inline.h.
8161 (mark_non_addressable): Only clear the set of symbols for the
8162 partition if it exists.
8163 (dump_memory_partitions): Move from tree-ssa-operands.c
8164 (debug_memory_partitions): Likewise.
8165 (need_to_partition_p): New.
8166 (dump_mem_ref_stats): New.
8167 (debug_mem_ref_stats): New.
8168 (dump_mem_sym_stats): New.
8169 (debug_mem_sym_stats): New.
8170 (update_mem_sym_stats_from_stmt): New.
8171 (compare_mp_info_entries): New.
8172 (mp_info_cmp): Call it.
8173 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8175 (get_mpt_for): Move from tree-ssa-operands.c.
8176 (find_partition_for): New.
8177 (create_partition_for): Remove.
8178 (estimate_vop_reduction): New.
8179 (update_reference_counts): New.
8180 (build_mp_info): New.
8181 (compute_memory_partitions): Refactor.
8182 Document new heuristic.
8183 Call build_mp_info, update_reference_counts,
8184 find_partition_for and estimate_vop_reduction.
8185 (compute_may_aliases): Populate virtual operands before
8186 calling debugging dumps.
8187 (delete_mem_sym_stats): New.
8188 (delete_mem_ref_stats): New.
8189 (init_mem_ref_stats): New.
8190 (init_alias_info): Call it.
8191 (maybe_create_global_var): Remove alias_info argument.
8192 Get number of call sites and number of pure/const call sites
8193 from gimple_mem_ref_stats().
8194 (dump_alias_info): Call dump_memory_partitions first.
8195 (dump_points_to_info_for): Show how many times a pointer has
8197 * opts.c (decode_options): For -O2 set --param
8198 max-aliased-vops to 500.
8199 For -O3 set --param max-aliased-vops to 1000 and --param
8200 avg-aliased-vops to 3.
8201 * fortran/options.c (gfc_init_options): Remove assignment to
8203 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8204 * tree-dfa.c (dump_variable): Dump memory reference
8206 Dump NO_ALIAS* settings.
8207 (referenced_var_lookup): Tidy.
8208 (mem_sym_stats): New.
8209 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8210 and ORIG are different SSA names for a memory partition.
8211 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8212 * tree-flow.h (struct mem_sym_stats_d): Define.
8213 (mem_sym_stats_t): Define.
8214 (struct mem_ref_stats_d): Define.
8215 (struct gimple_df): Add field mem_ref_stats.
8216 (enum noalias_state): Define.
8217 (struct var_ann_d): Add bitfield noalias_state.
8218 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8219 debug_mem_ref_stats, debug_memory_partitions,
8220 debug_mem_sym_stats): Declare.
8221 * tree-ssa-structalias.c (update_alias_info): Update call
8222 sites, pure/const call sites and asm sites in structure
8223 returned by gimple_mem_ref_stats.
8224 Remove local variable IS_POTENTIAL_DEREF.
8225 Increase NUM_DEREFS if the memory expression is a potential
8227 Call update_mem_sym_stats_from_stmt.
8228 If the memory references memory, call
8229 update_mem_sym_stats_from_stmt for all the direct memory
8230 symbol references found.
8231 (intra_create_variable_infos): Set noalias_state field for
8232 pointer arguments according to the value of
8233 flag_argument_noalias.
8234 * tree-ssa-structalias.h (struct alias_info): Remove fields
8235 num_calls_found and num_pure_const_calls_found.
8236 (update_mem_sym_stats_from_stmt): Declare.
8237 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8238 Set default value to 100.
8239 (PARAM_AVG_ALIASED_VOPS): Define.
8241 2007-04-11 Richard Guenther <rguenther@suse.de>
8244 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8245 a * -b + c as c - a * b if we honor sign dependent rounding.
8247 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8249 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8251 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8252 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8254 (initialize_trampoline): Don't use old-style function definition.
8255 (bfin_secondary_reload): Mark IN_P argument as unused.
8257 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8259 PR tree-optimization/31343
8260 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8261 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8262 * testsuite/gcc.dg/vect/pr31343.c: New.
8264 2007-04-10 Eric Christopher <echristo@apple.com>
8266 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8267 * config/i386/i386.md (*cmpfp0): Use.
8268 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8269 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8270 (fix_trunc<mode>_i386_fisttp): Ditto.
8271 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8272 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8273 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8274 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8275 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8276 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8277 (unnamed_splitters): Ditto.
8278 * config/i386/i386.c (output_fix_trunc): Assert that
8279 we're not being passed a TFmode operand.
8281 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8283 PR tree-optimization/31526
8284 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8285 n_basic_blocks to find newly added blocks.
8287 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8289 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8291 (fix_trunc<mode>si_sse): Ditto.
8292 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8293 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8294 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8295 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8296 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8297 expander using SSEMODEF mode macro.
8298 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8299 expander using SSEMODEF mode macro.
8300 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8301 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8302 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8303 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8304 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8305 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8306 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8307 Macroize insn using X87MODEF mode macro.
8309 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8311 * config/i386/sse.md (sse2_pinsrw): Removed.
8312 (sse2_pextrw): Renamed to ...
8313 (*sse2_pextrw): This.
8315 2007-04-09 Jan Hubicka <jh@suse.cz>
8318 * config/i386/sse.md
8319 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8320 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8321 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8322 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8324 2007-04-09 Jan Hubicka <jh@suse.cz>
8326 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8327 multiple fields of union.
8329 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8331 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8332 (create_preheaders): Check that loops are available.
8333 (fix_loop_structure): Clean up, improve comments.
8334 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8335 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8337 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8338 * predict.c (tree_estimate_probability): Do not call
8339 calculate_dominance_info. Call create_preheaders.
8340 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8341 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8343 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8344 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8345 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8346 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8349 2007-04-08 Jan Hubicka <jh@suse.cz>
8351 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8352 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8353 * fold-const.c (fold_unary): Use it.
8355 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8357 * varasm.c (assemble_variable): Remove call to
8358 lang_hooks.decls.prepare_assemble_variable.
8359 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8360 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8361 * langhooks.h (lang_hooks_for_decls): Remove
8362 prepare_assemble_variable.
8364 2007-04-08 Mike Stump <mrs@apple.com>
8366 * config/i386/i386.c: Use inc/dec on Core2.
8368 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8370 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8371 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8372 lhd_tree_inlining_end_inlining): Remove.
8373 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8374 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8376 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8377 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8378 lhd_tree_inlining_end_inlining): Remove prototypes.
8379 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8380 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8381 LANG_HOOKS_TREE_INLINING_START_INLINING,
8382 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8384 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8387 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8390 * config/avr/predicates.md (io_address_operand): Delete predicate.
8391 (low_io_address_operand): Don't use 'mode' argument.
8392 (higth_io_address_operand): Rename ...
8393 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8394 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8397 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8399 Revert change removing staticp.
8401 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8404 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8407 2007-04-07 Bruce Korb <bkorb@gnu.org>
8409 * c.opt: Add -Wformat-contains-nul.
8410 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8412 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8413 the NUL byte warning.
8415 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8417 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8419 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8421 * tree.c (staticp): No longer use staticp langhook.
8422 * langhooks.c (lhd_staticp): Removed.
8423 * langhooks.h (struct lang_hooks): Remove staticp.
8424 * c-common.c (c_staticp): Remove.
8425 * c-common.h (c_staticp): Ditto.
8426 * langhooks-defs.h (lhd_staticp): Ditto.
8427 (LHD_HOOKS_STATICP): Ditto
8428 * tree.h (gcc_assert_lowered): New macro.
8430 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8432 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8433 argument "reliable".
8434 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8435 Add argument "reliable". Propagate it through calls.
8436 (infer_loop_bounds_from_undefined): Derive number of iterations
8437 estimates from references in blocks that do not dominate loop latch.
8438 (gcov_type_to_double_int): New function.
8439 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8440 and expected_loop_iterations_unbounded.
8441 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8442 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8443 * tree-data-ref.c (estimated_loop_iterations): Export.
8444 (get_references_in_stmt): Fix -- do not return addresses of local
8446 * cfgloop.h (expected_loop_iterations_unbounded,
8447 estimated_loop_iterations): Declare.
8449 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8451 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8453 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8455 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8456 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8457 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8458 Use output_387_reg_move().
8459 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8460 expander using X87MODEF12 mode macro.
8461 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8462 choosing register preferences. Use output_387_reg_move().
8463 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8464 instead of "x". Use output_387_reg_move().
8465 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8466 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8467 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8468 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8469 Use output_387_reg_move().
8470 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8472 (*truncxf?f_i387 splitter): Ditto.
8474 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8476 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8477 LANG_HOOKS_SAFE_FROM_P.
8478 * expr.c (safe_from_p): Remove langhook call.
8479 * langhooks.h (lang_hooks): Remove safe_from_p.
8480 (lhd_safe_from_p): Remove prototype.
8481 * langhooks.c (lhd_safe_from_p): Remove.
8483 2007-04-06 Jan Hubicka <jh@suse.cz>
8485 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8488 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8490 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8491 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8492 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8493 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8495 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8496 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8498 2007-04-05 Richard Henderson <rth@redhat.com>
8500 * config/alpha/alpha.c (print_operand) [+]: Remove.
8501 (alpha_end_function): Print nop if call at end of function.
8502 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8503 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8504 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8505 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8506 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8507 the call pattern. Update peepholes to match.
8509 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8511 * doc/extend.texi (Other Builtins): Add decimal float variants
8513 * builtins.def: Ditto.
8514 * builtins.c (expand_builtin): Ditto.
8516 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8517 H.J. Lu <hongjiu.lu@intel.com>
8520 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8521 of V8HImode when calling ix86_binary_operator_ok.
8522 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8523 (sdot_prodv8hi): Operands 1 and 2 must be register.
8525 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8527 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8528 initialize align to silence bogus warning.
8530 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8533 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8535 (struct sra_walk_fns): Remove use_all parameter from use.
8536 (sra_hash_tree): Handle BIT_FIELD_REFs.
8537 (sra_elt_hash): Don't hash bitfld blocks.
8538 (sra_elt_eq): Skip them in parent compares as well. Handle
8540 (sra_walk_expr): Don't maintain or pass down use_all_p.
8541 (scan_use): Remove use_all parameter.
8542 (scalarize_use): Likewise. Re-expand assignment to
8543 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8544 output, and re-scalarize after output. Don't mark anything
8546 (scalarize_ldst): Adjust.
8547 (scalarize_walk_gimple_modify_statement): Likewise.
8548 (build_element_name_1): Handle BIT_FIELD_REFs.
8549 (instantiate_element): Don't warn for any element whose parent
8551 (instantiate_missing_elements_1): Return the sra_elt.
8552 (canon_type_for_field): New.
8553 (try_instantiate_multiple_fields): New.
8554 (instantiate_missing_elemnts): Use them.
8555 (mark_no_warning): Removed.
8556 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8557 (REPLDUP, sra_build_elt_assignment): New.
8558 (generate_copy_inout): Use them.
8559 (generate_element_copy): Likewise. Handle bitfld differences.
8560 (generate_element_zero): Don't recurse for blocks. Use
8561 sra_build_elt_assignment.
8562 (generate_one_element_int): Take elt instead of var. Use
8563 sra_build_elt_assignment.
8564 (generate_element_init_1): Adjust.
8565 (scalarize_use, scalarize_copy): Use REPLDUP.
8566 (scalarize_ldst): Move assert before dereference.
8567 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8569 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8571 * regmove.c: Fix unused variable warnings due to previous commit.
8573 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8575 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8576 (regmove_bb_head): Remove.
8577 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8578 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8579 problems with fixup_match_1.
8580 Don't initialize/free regmove_bb_head.
8582 (reg_is_remote_constant_p): If an insn is in the same basic block
8583 but not before INSN, consider it remote, too.
8585 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8588 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8589 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8591 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8593 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8594 (CONDITIONAL_REGISTER_USAGE): Likewise.
8596 2007-04-04 Richard Henderson <rth@redhat.com>
8598 * config/alpha/lib1funcs.asm: Remove unused file.
8600 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8603 * opts.c (print_specific_help): Fix --help=<language>
8605 (common_handle_option): Support --help=common.
8607 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8610 * gcc.c (main): Do not run the linker if
8611 print_subprocess_help indicates that it shouldn't be
8614 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8617 * doc/invoke.texi (--help=): Document <languages> value, fix
8618 formatting in tables of values.
8620 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8622 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8623 dllimport attribute of virtual methods.
8625 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8627 * config/score/crti.asm: Change _bss_start to __bss_start.
8628 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8629 (OUTGOING_REG_PARM_STACK_SPACE) update.
8630 * config/score/score.opt: add options to make backend support
8631 score5, score5u, score7 and score7d.
8632 * config/score/score.md: Likewise.
8633 * config/score/misc.md: Likewise.
8634 * config/score/mac.md: Likewise.
8635 * doc/invoke.texi: Likewise.
8636 * doc/md.texi: update constraints define.
8638 2007-04-03 Richard Henderson <rth@redhat.com>
8640 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8641 an appropriate type, use the mode instead.
8643 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8645 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8646 Set the default --with-arch setting to mips2.
8647 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8648 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8649 (MULTILIB_OSDIRNAMES): Delete.
8650 (MULTILIB_DIRNAMES): Define.
8651 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8652 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8653 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8654 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8655 VXWORKS_OS_CPP_BUILTINS.
8656 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8657 (MIPS_DEBUGGING_INFO): Undefine.
8658 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8660 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8663 * fold-const.c (native_encode_real): Encode real.c provided longs
8664 as a series of 32-bit native integers.
8665 (native_interpret_real): Interpret buffer as a series of 32-bit
8668 2007-04-03 Richard Guenther <rguenther@suse.de>
8670 * genpreds.c (write_insn_constraint_len): Write function
8671 optimized for CONSTRAINT_LEN implementation.
8672 (write_tm_preds_h): Output insn_constraint_len inline and
8673 use it for CONSTRAINT_LEN.
8674 (write_insn_preds_c): Don't output insn_constraint_len.
8675 * doc/md.texi (define_register_constraint): Document multi-letter
8676 constraints shall have the same length if they start with the same
8679 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8682 * config/i386/i386.md (isinf<mode>2): Expand only when
8683 TARGET_C99_FUNCTIONS is set.
8685 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8687 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8688 (x86_64-*-linux*): Ditto.
8689 * config/i386/i386.opt (mpc): New option.
8690 * config/i386/i386.c (overrride_options): Handle
8691 ix87_precision_string.
8692 * config/i386/crtprec.c: New file.
8693 * config/i386/t-crtpc: Ditto.
8694 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8696 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8697 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8698 crtprec32.o, crtprec64.o and crtprec80.o.
8700 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8702 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8704 2007-04-02 Eric Christopher <echristo@apple.com>
8706 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8707 limitations on darwin.
8709 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8712 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8714 2007-04-02 Dave Korn <dave.korn@artimi.com>
8716 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8718 2007-04-02 Dave Korn <dave.korn@artimi.com>
8720 * libgcc2.h (exception_descriptor): Don't forward-declare.
8721 (__get_eh_table_language, __get_eh_table_version): Delete
8722 prototypes of long-dead functions.
8724 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8726 * ebitmap.h: New file
8727 * ebitmap.c: New file
8728 * Makefile.in (ebitmap.o): New target.
8730 2007-04-01 Jan Hubicka <jh@suse.cz>
8732 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8733 before very first instruction.
8735 2007-04-01 Jan Hubicka <jh@suse.cz>
8737 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8738 waring on 64bit hosts.
8739 * bitmap.h: Fix typo in bitmap_head_def.
8741 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8743 PR rtl-optimization/31391
8744 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8745 into a DELETED_LABEL note, and the label is in an empty basic
8746 block, update BB_END as well as BB_HEAD.
8748 2007-04-01 Richard Henderson <rth@redhat.com>
8750 PR tree-optimization/31169
8751 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8752 to varying if the range is outside [0, prec-1].
8754 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8757 * config/mips/mips.md (load_const_gp): New insn.
8758 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8759 the MIPS16 GP pseudo register if no_new_pseudos.
8760 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8762 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8765 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8767 (call_value): Likewise.
8769 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8770 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8773 * doc/invoke.texi: (optimization options): Reword description
8774 of -ffast-math. Document its primary purpose.
8776 2007-03-31 Richard Guenther <rguenther@suse.de>
8778 * omp-low.c (splay-tree.h): Include.
8779 (lookup_decl): Replace splay-tree usage by pointer-map.
8780 (maybe_lookup_decl): Likewise.
8781 (new_omp_context): Likewise.
8782 (delete_omp_context): Likewise.
8783 * gimplify.c (splay-tree.h): Include.
8784 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8786 (remap_ssa_name): Likewise.
8787 (remap_decl): Likewise.
8788 (remap_type_1): Likewise.
8789 (remap_type): Likewise.
8790 (copy_body_r): Likewise.
8791 (expand_call_inline): Likewise.
8792 (clone_body): Likewise.
8793 (copy_tree_r): Likewise.
8794 (remap_save_expr): Likewise.
8795 (unsave_r): Likewise.
8796 (unsave_expr_now): Likewise.
8797 (tree_function_versioning): Likewise.
8798 (build_duplicate_type): Likewise.
8799 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8800 (struct copy_body_data): Replace splay-tree by pointer-map.
8801 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8802 not $(SPLAY_TREE_H).
8803 (gimplify.o): Depend on $(SPLAY_TREE_H).
8804 (omp-low.p): Likewise.
8806 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8808 * config/avr/predicates.md (even_register_operand,
8809 odd_register_operand): New predicates.
8810 * config/avr/avr.md (movw peephole2): New.
8811 (movw_r peephole2): New.
8813 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8815 * tree.h (get_signed_or_unsigned_type): New.
8816 * fold-const.c (operand_equal_for_comparison_p): Use
8817 get_signed_or_unsigned_type instead of
8818 lang_hooks.types.signed_or_unsigned_type.
8819 * expr.c (store_expr): Ditto.
8820 * langhooks.c (get_signed_or_unsigned_type): New.
8821 (lhd_signed_or_unsigned_type): New.
8822 * langhooks.h (lhd_signed_or_unsigned_type): New.
8823 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8825 2007-03-30 Richard Henderson <rth@redhat.com>
8827 * tree-ssa-loop-ivopts.c: Include target.h.
8828 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8829 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8830 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8831 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8833 2007-03-30 Richard Henderson <rth@redhat.com>
8834 Kai Tietz <kai.tietz@onevision.com>
8836 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8838 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8839 (TARGET_64BIT_MS_ABI): New.
8840 (DBX_REGISTER_NUMBER): Handle 64-bit.
8841 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8842 (LONG_TYPE_SIZE): Force to 32.
8843 (REG_PARM_STACK_SPACE): New.
8844 (OUTGOING_REG_PARM_STACK_SPACE): New.
8845 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8846 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8847 (STACK_BOUNDARY): Use 128 for 64-bit.
8848 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8849 Add 64-bit implementation.
8850 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8852 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8853 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8854 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8855 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8856 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8857 TARGET_64BIT_MS_ABI.
8858 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8859 (ix86_pass_by_reference): Likewise.
8860 (ix86_function_value_regno_p): Likewise.
8861 (ix86_build_builtin_va_list): Likewise.
8862 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8863 (function_arg_advance_ms_64): New.
8864 (function_arg_advance): Call it.
8865 (function_arg_ms_64): New.
8866 (function_arg): Call it.
8867 (function_value_ms_64): New.
8868 (ix86_function_value_1): Call it.
8869 (return_in_memory_ms_64): New.
8870 (ix86_return_in_memory): Call it.
8871 (setup_incoming_varargs_ms_64): New.
8872 (ix86_setup_incoming_varargs): Call it.
8873 (ix86_expand_prologue): Handle 64-bit stack probing.
8874 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8875 (output_pic_addr_const): Likewise.
8876 (x86_this_parameter): Likewise.
8877 (x86_output_mi_thunk): Likewise.
8878 (x86_function_profiler): Likewise.
8879 (TARGET_STRICT_ARGUMENT_NAMING): New.
8880 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8881 (TARGET_64BIT_MS_ABI): New.
8882 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8883 * config/i386/i386.md (allocate_stack_worker): Remove.
8884 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8885 describe the clobber of eax without a match_scratch.
8886 (allocate_stack_worker_postreload): Remove.
8887 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8888 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8889 (allocate_stack_worker_rex64_postreload): Remove.
8890 (allocate_stack): Handle 64-bit.
8891 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8892 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8893 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8894 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8895 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8896 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8897 * config.build (x86_64-*-mingw*): New host.
8898 * config.host (x86_64-*-mingw*): New host.
8899 * config.gcc (x86_64-*-mingw*): New target.
8900 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8902 2007-03-30 Richard Henderson <rth@redhat.com>
8903 Kai Tietz <kai.tietz@onevision.com>
8905 * c-pragma.c (struct def_pragma_macro_value): New.
8906 (struct def_pragma_macro): New.
8907 (pushed_macro_table): New.
8908 (dpm_hash, dpm_eq): New.
8909 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8910 (init_pragma): Install them.
8911 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8913 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8915 * config/avr/avr.c (avr_override_options): Clear
8916 'flag_delete_null_pointer_checks'.
8918 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8921 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8922 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8923 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8924 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8925 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8926 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8927 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8929 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8931 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8933 * regmove.c: Move all of pass_stack_adjustments from here...
8934 * combine-stack-adj.c: ...to this new file.
8935 * Makefile.in: Add rules for combine-stack-adj.o.
8937 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8939 PR tree-optimization/31383
8940 * tree-data-ref.c (affine_function_equal_p): Do not require the
8941 vectors to have the same length.
8943 2007-03-30 Jan Hubicka <jh@suse.cz>
8946 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8947 availablility; add more sanity checking; ask varpool only about
8950 2007-03-29 Richard Henderson <rth@redhat.com>
8952 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8953 to decide, but __SIZEOF_LONG_LONG__.
8955 2007-03-29 Richard Henderson <rth@redhat.com>
8957 * emutls.c (struct __emutls_array): New.
8958 (emutls_destroy): Use it instead of casting element 0 from void*.
8959 (__emutls_get_address): Likewise.
8961 2007-03-29 Richard Henderson <rth@redhat.com>
8963 * varasm.c (initializer_constant_valid_p): Don't deny
8964 DECL_DLLIMPORT_P on functions.
8966 * config/i386/cygming.h: Remove function declarations.
8967 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8968 (ASM_OUTPUT_LABELREF): Remove.
8969 (COMMON_ASM_OP): Remove.
8970 (ASM_OUTPUT_COMMON): Remove.
8971 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8972 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8973 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8974 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8975 Rename from TARGET_ENCODE_SECTION_INFO.
8976 * config/i386/netware.h: Likewise.
8977 * config/i386/i386-protos.h: Update.
8978 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8979 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8980 (legitimate_constant_p): Reject dllimports.
8981 (dllimport_map, get_dllimport_decl): New.
8982 (legitimize_dllimport_symbol): New.
8983 (legitimize_address, ix86_expand_move): Use it.
8984 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8985 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8986 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8987 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8988 * config/i386/predicates.md (constant_call_address_operand): Only
8989 accept symbols; reject dllimport_p symbols.
8990 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8991 i386_pe_maybe_record_exported_symbol.
8992 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8993 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8994 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8995 trust the setting of DECL_DLLIMPORT_P.
8996 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8997 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8998 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8999 tidy the argument scanning loop.
9000 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9001 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9002 (i386_pe_strip_name_encoding): Remove.
9003 (i386_pe_binds_local_p): New.
9004 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9005 (i386_pe_output_labelref): Remove.
9006 (i386_pe_asm_output_aligned_decl_common): New.
9007 (i386_pe_maybe_record_exported_symbol): Rename from
9008 i386_pe_record_exported_symbol; check for dllexported symbols.
9010 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9012 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9013 add comment explaining why vsnprintf cannot be used.
9015 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9017 PR tree-optimization/30666
9018 * tree.c (build_complex_type): When creating type names for DWARF2
9019 debug info, create TYPE_DECLs for TYPE_NAME instead of
9021 (build_common_tree_nodes_2): Use build_complex_type when building
9022 predefined complex types, to preserve canonical types.
9024 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9026 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9027 (noce_get_alt_condition): Look at it to determine whether to
9028 reverse the condition or not.
9029 (noce_get_condition): Substitute the truth for lies.
9030 (noce_find_if_block): Set the then_else_reversed field.
9032 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9034 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9035 destination of this insn.
9036 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9037 than calling gen_rtx_SET directly. Use r0 to hold the value of
9038 'address + 4' rather than a stack based temporary which can be
9041 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9043 * config/s390/s390.c (s390_secondary_input_reload_class,
9044 s390_secondary_output_reload_class): Functions removed.
9045 (s390_secondary_reload): New function.
9046 (TARGET_SECONDARY_RELOAD): Target macro defined.
9047 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9048 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9049 * config/s390/s390.md ("reload_outti", "reload_outdi",
9050 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9051 "reload_out<mode>"): Expanders removed.
9052 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9053 "reload<mode>_nonoffmem_out"): Expanders added.
9055 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9057 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9058 action if SRC->DEST replacement failed anyway.
9060 2007-03-28 Mike Stump <mrs@apple.com>
9062 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9063 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9064 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9066 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9068 * config.gcc: Accept barcelona as a variant of amdfam10.
9069 * config/i386/i386.c (override_options): Likewise.
9070 * doc/invoke.texi: Likewise.
9072 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9074 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9075 offsets for BIT_FIELD_REF and COMPONENT_REF.
9077 2007-03-28 Richard Guenther <rguenther@suse.de>
9079 * tree.c (is_global_var): Move ...
9080 * tree-flow-inline.h (is_global_var): ... here.
9081 * tree.h (is_global_var): Remove declaration.
9083 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9085 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9087 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9088 * config/i386/i386.c (ix86_tune_features): Initialize new
9090 * config/i386/predicates.md (promotable_binary_operator): Use
9091 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9093 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9096 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9098 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9100 * config/fr30/fr30.md (movsi_internal): Change destination
9101 constraint from m to V and add m to the end.
9103 2007-03-28 Christian Bruel <christian.bruel@st.com>
9105 * config/sh/sh.md (movsi_i): Fix type attribute.
9107 2007-03-28 Christian Bruel <christian.bruel@st.com>
9109 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9110 (movsf_ie): Likewise.
9112 2007-03-28 Christian Bruel <christian.bruel@st.com>
9114 * config.gcc: Add sh4-300 to multilib.
9115 * config/sh/t-mlib-sh4-300: New file.
9117 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9119 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9120 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9122 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9123 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9124 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9125 "fixuns_trunctddi2"): Whitespace fix.
9127 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9129 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9130 the definition of struct sh_args.
9131 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9132 CALL_COOKIE_INT_REG_GET): Likewise.
9134 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9136 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9137 transformations are applied successfully.
9139 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9141 * tree.c (tree_contains_struct): Permit 512 tree codes.
9142 * tree.h (tree_contains_struct): Ditto.
9143 (MAX_TREE_CODES): Ditto.
9144 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9145 SPARE member to store remaining padding bits.
9147 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9149 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9152 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9154 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9155 * configure: Regenerate.
9157 * configure: Regenerate using the correct version of autoconf.
9159 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9161 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9163 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9164 regs to "__SP_L__" and "__SP_H__".
9166 2007-03-27 Richard Guenther <rguenther@suse.de>
9168 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9169 computations with it with a HOST_WIDE_INT variable.
9171 2007-03-26 Mike Stump <mrs@apple.com>
9173 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9174 objective-c-header, objective-c++-header and objc++-cpp-output
9176 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9178 2007-03-26 Richard Henderson <rth@redhat.com>
9181 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9182 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9183 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9184 IX86_BUILTIN_PSRLQ128): New.
9185 (ix86_init_mmx_sse_builtins): Add them.
9186 (ix86_expand_builtin): Expand them.
9187 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9188 operand 2 be TImode.
9189 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9190 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9191 _mm_srli_epi64): Mark __B const.
9192 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9193 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9194 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9195 new two-vector shift builtins.
9197 2007-03-26 Ian Lance Taylor <iant@google.com>
9199 PR tree-optimization/31345
9200 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9201 [+INF, +INF(OVF)] into VARYING.
9203 2007-03-26 Zack Weinberg <zackw@panix.com>
9205 * gengtype-parse.c: New file.
9206 * gengtype-yacc.y: Delete.
9207 * gengtype-lex.l: Don't include gengtype-yacc.h.
9208 Define YY_DECL and yyterminate appropriately for recursive
9209 descent parser. yylval is now a string out-parameter to yylex.
9210 (HWS, EOID): New shorthand.
9211 (IWORD): Add a couple more types.
9212 (yylex): Add a setup stanza. Remove the complex rules for
9213 detecting GTY'ed types and typedefs; replace with simple
9214 keyword detectors. Adjust everything for the changed
9215 definition of yylval. Ignore all pp-directives, not just #define.
9217 (parse_file): Rename yybegin; do not call yyparse.
9219 * gengtype.c (xasprintf): Export again.
9220 (this_file): New. Use everywhere __FILE__ was being used.
9221 (get_lang_bitmap): Special case types defined in gengtype.c.
9222 (do_typedef, new_structure): Suppress definition of certain types.
9223 (new_structure): Improve diagnostics of duplicate definitions.
9224 Make sure location_s is associated with input.h.
9225 (nreverse_pairs, define_location_structures): New functions.
9226 (main): Improve tagging of kludge types. Remove old kludges
9227 for input.h types; use define_location_structures.
9228 * gengtype.h: Update prototypes. Define token codes here.
9229 * Makefile.in: Remove all references to gengtype-yacc.
9230 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9232 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9233 add GTY((skip)) to the field that's only conditionally there.
9234 * doc/install.texi: Document that Bison is no longer required
9235 unless building treelang.
9237 * gengtype.c: Don't include gtyp-gen.h.
9238 (srcdir): Declare here.
9239 (base_files, lang_dir_names): Allocate dynamically.
9240 (gt_files, num_gt_files, num_lang_dirs): New globals.
9241 (measure_input_list, read_input_line, read_input_list)
9242 (set_lang_bitmap): New functions.
9243 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9244 simplify, relying on read_input_list to set up the bitmaps.
9245 (main): Arguments are no longer unused. Check for correct number
9246 of command line arguments, set srcdir and srcdir_len, then call
9247 read_input_list, before doing anything else. No need to worry
9248 about duplicates in main loop.
9249 * configure.ac: Simplify the calculation of all_gtfiles.
9250 Put language tags in there. Don't set or substitute
9251 all_gtfiles_files_langs or all_gtfiles_files_frags.
9252 * Makefile.in: Revamp the way gengtype is invoked, now that it
9253 takes a file on its command line with a much simpler format.
9254 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9255 (GTFILES): Remove duplicates and C source files.
9256 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9257 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9258 * configure: Regenerate.
9260 * gengtype.h: Remove all type definitions to gengtype.c; leave
9261 only definitions of options_p, type_p, and pair_p as opaque
9262 pointers. Update prototypes.
9263 * gengtype.c: Many type definitions moved here from gengtype.h.
9264 Consolidate type definitions at the top of the file.
9265 (xvasprintf): Delete.
9266 (xasprintf): Make static.
9267 (create_nested_pointer_option): Add 'next' parameter.
9268 (create_field_all, create_field_at): New functions.
9269 (create_field): Now a thin wrapper around create_field_all.
9270 (create_optional_field): Rename create_optional_field_ and add
9271 line argument. Original name is now a macro which supplies
9273 (oprintf): Use vsnprintf directly.
9274 (close_output_files): Use fatal rather than perror/exit.
9275 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9276 (main): Set progname. Don't use exit.
9277 * gengtype-yacc.y (struct_fields): Use create_field_at.
9278 (option, optionseqopt): Delete.
9279 (optionseq): Consolidate productions from option here so we
9280 can use the first argument to create_option.
9282 * gengtype-lex.l: Distinguish unions from structures in the
9283 token type. Don't call find_structure; return the tag as a string.
9284 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9285 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9286 string. Reorganize typedef_struct production accordingly.
9287 Use create_nested_ptr_option.
9288 * gengtype.c (create_nested_ptr_option): New function.
9289 * gengtype.h: Declare it.
9291 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9292 (string_type): Don't declare.
9293 (do_scalar_typedef): Declare.
9294 (create_scalar_type): Update prototype.
9295 * gengtype.c (string_type): Make static.
9296 (scalar_nonchar, scalar_char): New.
9297 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9298 (resolve_typedef): Use scalar_nonchar for error recovery.
9299 (create_scalar_type): Remove name_len field. Return scalar_char
9300 or scalar_nonchar as appropriate.
9301 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9303 (throughout): Use scalar_nonchar instead of calling
9304 create_scalar_type, whenever possible.
9305 (main): Initialize scalar_char and scalar_nonchar before calling
9307 * gengtype-lex.l: Adjust for removal of second argument to
9308 create_scalar_type. Use yylval.s instead of yylval.t when
9310 * gengtype-yacc.y: Type of SCALAR is string. Call
9311 create_scalar_type from type:SCALAR rule. Adjust for removal of
9312 second argument to create_scalar_type.
9314 * vec.h: Remove all #if IN_GENGTYPE blocks.
9315 Add comment saying that changes may require adjustments to gengtype.
9316 * gengtype.c: Don't include coretypes.h or tm.h.
9317 Add comment to inclusion of errors.h.
9318 (note_def_vec, note_def_vec_alloc): New functions.
9319 * gengtype.h: Declare new functions.
9320 * gengtype-lex.l: Don't include coretypes.h.
9321 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9323 (update_lineno): Remove unnecessary prototype.
9324 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9325 (VEC rule): Just return VEC_TOKEN.
9326 * gengtype-yacc.y (VEC_TOKEN): New token type.
9327 (type): Add a production for VEC(a,b).
9328 * Makefile.in: Update dependencies.
9330 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9331 typedefs that use the old PARAMS macro.
9333 * gengtype-lex.l: Remove all rules and states relating to yacc
9335 * gengtype-yacc.y: Similarly.
9336 * gengtype.c (note_yacc_type): Delete function.
9337 * gengtype.h: Update prototypes.
9339 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9341 * tree-pretty-print.c (dump_generic_node): Report precision of
9342 unnamed integer types.
9344 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9346 * ifcvt.c (noce_try_store_flag_constants): Don't check
9347 no_new_pseudos here.
9348 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9349 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9350 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9351 noce_try_sign_mask): Likewise.
9352 (if_convert): Check no_new_pseudos here.
9354 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9356 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9357 (noce_get_condition): Handle new then_else_reversed argument.
9358 (noce_init_if_info): Remove, fold into noce_find_if_block.
9359 (noce_process_if_block): Take a struct noce_if_info as the
9360 argument. Don't set up one based on ce_if_info. Update pointer
9361 references accordingly.
9362 (cond_move_process_if_block): Likewise.
9363 (process_if_block): Removed.
9364 (find_if_block): Removed. Move functionality two new functions,
9365 noce_find_if_block and cond_exec_find_if_block.
9366 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9367 blocks and the symmetric IF-ELSE-JOIN case.
9368 (cond_exec_find_if_block): Also new function mostly based on old
9369 find_if_block and process_if_block.
9370 (find_if_header): Replace find_if_block call with separately
9371 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9372 (find_cond_trap): Update noce_get_condition call.
9373 (dead_or_predicable): Likewise.
9375 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9377 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9379 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9380 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9381 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9382 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9383 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9384 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9385 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9386 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9387 __builtin_ia32_psrad128 builtins.
9389 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9391 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9392 * config/i386/constraints.md
9393 (define_constraint "I"): Use IN_RANGE macro.
9394 (define_constraint "J"): Ditto.
9395 (define_constraint "K"): Ditto.
9396 (define_constraint "M"): Ditto.
9397 (define_constraint "N"): Ditto.
9398 (define_constraint "O"): Ditto.
9399 * config/i386/predicates.md
9400 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9401 (define_predicate "const_0_to_3_operand"): Ditto.
9402 (define_predicate "const_0_to_7_operand"): Ditto.
9403 (define_predicate "const_0_to_15_operand"): Ditto.
9404 (define_predicate "const_0_to_63_operand"): Ditto.
9405 (define_predicate "const_0_to_255_operand"): Ditto.
9406 (define_predicate "const_1_to_31_operand"): Ditto.
9407 (define_predicate "const_2_to_3_operand"): Ditto.
9408 (define_predicate "const_4_to_7_operand"): Ditto.
9410 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9412 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9413 in SImode for save_world.
9414 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9417 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9419 PR tree-optimization/30784
9420 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9423 2007-03-25 Revital Eres <eres@il.ibm.com>
9425 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9426 Fold movement_possibility function into it.
9428 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9430 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9431 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9432 (call_indirect_nonlocal_darwin64): Same.
9433 (call_nonlocal_darwin64): Same.
9434 (call_value_indirect_nonlocal_darwin64): Same.
9435 (call_value_nonlocal_darwin64): Same.
9436 (sibcall_nonlocal_darwin64): Same.
9437 (sibcall_value_nonlocal_darwin64): Same.
9438 (sibcall_symbolic_64): Same.
9439 (sibcall_value_symbolic_64): Same.
9440 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9442 (rs6000_emit_load_toc_table): Same.
9443 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9444 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9450 (load_toc_v4_pic_si): Same
9451 (load_toc_v4_PIC_1): Same.
9452 (load_toc_v4_PIC_1b): Same.
9453 (call_indirect_aix{32,64}): Same.
9454 (call_value_indirect_aix{32,64}): Same.
9457 (call_local{32,64}): Same.
9458 (call_value_local{32,64}): Same.
9459 (call_indirect_nonlocal_aix{32,64}): Same.
9460 (call_nonlocal_aix{32,64}): Same.
9461 (call_value_indirect_nonlocal_aix{32,64}): Same.
9462 (call_value_nonlocal_aix{32,64}): Same.
9463 (call_indirect_nonlocal_sysv<mode>): Same.
9464 (call_nonlocal_sysv<mode>): Same.
9465 (call_value_indirect_nonlocal_sysv<mode>): Same.
9466 (call_value_nonlocal_sysv<mode>): Same.
9468 (sibcall_local{32,64}): Same.
9469 (sibcall_value_local{32,64}): Same.
9470 (sibcall_nonlocal_aix{32,64}): Same.
9471 (sibcall_value_nonlocal_aix{32,64}): Same.
9472 (sibcall_nonlocal_sysv<mode>): Same.
9473 (sibcall_value): Same.
9474 (sibcall_value_nonlocal_sysv<mode>): Same.
9476 2007-03-24 Paul Brook <paul@codesourcery.com>
9478 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9479 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9481 2007-03-24 Richard Henderson <rth@redhat.com>
9483 * config/ia64/constraints.md: New file.
9484 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9485 satisfies_constraint_?.
9486 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9487 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9488 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9489 ia64_output_mi_thunk): Likewise.
9490 (ia64_const_ok_for_letter_p): Remove.
9491 (ia64_const_double_ok_for_letter_p): Remove.
9492 (ia64_extra_constraint): Remove.
9493 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9494 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9495 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9496 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9497 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9498 EXTRA_MEMORY_CONSTRAINT): Remove.
9499 * config/ia64/ia64.md: Include constriants.md. Replace
9500 CONST_OK_FOR_? with satisfies_constraint_?.
9502 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9503 H.J. Lu <hongjiu.lu@intel.com>
9505 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9507 (name macros): Use DPD_BID_NAME to convert names properly.
9509 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9510 decimal floating point format.
9511 (init_floating_libfuncs): Change decimal functions so that they
9512 have a "bid_" prefix if the decimal system uses the BID format,
9513 and "dpd_" prefix if the decimal system uses the DPD format.
9514 (init_interclass_conv_libfuncs): Ditto.
9515 (init_intraclass_conv_libfuncs): Ditto.
9517 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9518 using the BID format.
9520 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9521 whether we are using the BID decimal format.
9522 * configure: Regenerate.
9524 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9525 the compiler has decimal floating point enabled. Define
9526 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9529 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9530 using the BID format.
9532 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9533 whether we are using the BID decimal format.
9534 * configure: Regenerate.
9536 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9537 the compiler has decimal floating point enabled. Define
9538 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9541 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9542 options, and that it is enabled for i386/x86_64 systems.
9544 * Makefile.in (enable_decimal_float): New.
9546 (DECNUMINC): Add -I$(DECNUMFMT).
9547 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9548 to $(DECNUMFMT) from $(DECNUM).
9550 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9551 Substitute enable_decimal_float.
9552 * configure: Regenerated.
9555 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9558 * configure.ac: Enable decimal float for x86_64-*-linux*.
9559 * configure: Regenerated.
9562 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9563 decimal128ClearSign to flip and clear the sign bit in decimal128.
9564 (decimal_real_maxval): Set decimal128SetSign to set the sign
9567 2007-03-23 Ian Lance Taylor <iant@google.com>
9569 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9571 2007-03-23 Ian Lance Taylor <iant@google.com>
9573 * tree-dump.c (dump_files): Correct comment.
9575 2007-03-23 Ian Lance Taylor <iant@google.com>
9577 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9579 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9581 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9582 in cfglayout mode. Don't go into and out of cfglayout mode.
9583 Link the blocks in the order of the constructed traces.
9584 (rest_of_handle_tracer): Adjust call to tracer.
9585 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9586 Don't go into cfglayout mode.
9587 (rtl_loop_done): Don't go out of cfglayout mode.
9588 * cfglayout.c (relink_block_chain): New function, split out from...
9589 (fixup_reorder_chain): ...here. Remove redundant checking.
9590 (cfg_layout_finalize): Don't clear the header, footer, and aux
9591 fields here, move the code to do so to relink_block_chain. Likewise
9592 for free_original_copy_tables.
9593 * rtl.h (tracer): Update prototype.
9594 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9595 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9596 mode. Use relink_block_chain to serialize the CFG according to the
9597 new basic block order. Move targetm.cannot_modify_jumps_p check from
9599 (gate_handle_reorder_blocks): ...to here.
9600 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9602 (gate_duplicate_computed_gotos): ...to here.
9603 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9604 something always changes when going into and out of cfglayout mode.
9605 Perform an expensive cfg cleanup while going into cfglayout mode.
9606 Always update liveness information on HAVE_conditional_execution
9607 targets. Reserialize the basic blocks and go out of cfglayout mode.
9608 * reg-stack.c: Include cfglayout.h.
9609 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9610 the call to reorder_basic_blocks.
9611 * basic-block.h (reorder_basic_blocks): Update prototype.
9612 (relink_block_chain): New prototype.
9613 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9615 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9617 * config/mips/mips.md (type, hazard, *movdi_32bit,
9618 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9619 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9620 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9621 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9622 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9624 (movcc): Change first xfer to multi.
9625 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9626 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9627 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9628 config/mips/generic.md: Change reservations using "xfer" to use
9630 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9631 using match_operand.
9632 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9633 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9635 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9637 2007-03-22 Richard Henderson <rth@redhat.com>
9639 * config/i386/i386.c: Remove unnecessary function declarations.
9640 Move targetm definition, and all related macros, to the end of
9641 the file. Resort some functions to put definitions before uses.
9642 (ix86_attribute_table): Make static. Move to end of file.
9643 (ix86_gimplify_va_arg): Make static.
9645 2007-03-22 Richard Henderson <rth@redhat.com>
9647 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9648 don't increase local_regparm with force_align_arg_pointer check.
9649 (ix86_function_sseregparm): Assert 32-bit.
9650 (type_has_variadic_args_p): New.
9651 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9652 type_has_variadic_args_p.
9653 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9654 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9655 use memset instead. Do maybe_vaarg check first; skip attribute
9656 tests if true; skip attribute tests for 64-bit.
9657 (construct_container): Remove TARGET_DEBUG_ARG.
9658 (function_arg_advance_32, function_arg_advance_64): Split out ...
9659 (function_arg_advance): ... from here.
9660 (function_arg_32, function_arg_64): Split out ...
9661 (function_arg): ... from here.
9662 (ix86_pass_by_reference): Tidy.
9663 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9664 (function_value_32): New, from parts of ix86_function_value
9665 and ix86_value_regno.
9666 (function_value_64): New, from parts of ix86_function_value
9667 and ix86_libcall_value.
9668 (ix86_function_value_1): New.
9669 (ix86_function_value, ix86_libcall_value): Use it.
9670 (return_in_memory_32, return_in_memory_64): Split out ...
9671 (ix86_return_in_memory): ... from here.
9672 (ix86_struct_value_rtx): Skip for 64-bit.
9673 (ix86_libcall_value, ix86_value_regno): Remove.
9674 (setup_incoming_varargs_64): Split out ...
9675 (ix86_setup_incoming_varargs): ... from here.
9676 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9677 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9678 * config/i386/i386-protos.h (ix86_function_value): Remove.
9679 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9681 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9684 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9685 infinities not supported, otherwise emit warning if -Woverflow. On
9686 underflow, emit warning if -Woverflow.
9687 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9689 * real.h (real_from_string): Update declaration
9691 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9692 Richard Henderson <rth@redhat.com>
9694 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9695 * calls.c (compute_argument_block_size, expand_call,
9696 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9697 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9698 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9699 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9700 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9701 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9702 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9703 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9706 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9708 * c-incpath.c (add_sysroot_to_chain): New.
9709 (merge_include_chains): Add sysroot argument. Call
9710 add_sysroot_to_chain if sysrooted.
9711 (register_include_chains): Update call to merge_include_chains.
9712 * doc/cppopts.texi: Document use of '=' in include directory
9715 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9718 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9719 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9720 insn pattern using X87MODEF12 mode macro.
9722 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9724 * regmove.c (regmove_optimize): Use reg_mentioned_p
9725 instead of reg_overlap_mentioned_p for DST.
9727 2007-03-21 Mike Stump <mrs@apple.com>
9729 * c.opt: Fixup for Objective-C/C++.
9731 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9733 * explow.c (convert_memory_address): Fold memory reference when
9734 POINTERS_EXTEND_UNSIGNED < 0
9736 2007-03-21 Richard Henderson <rth@redhat.com>
9739 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9740 * config/i386/mmintrin.h (__m64): Likewise.
9741 * config/i386/xmmintrin.h (__m128): Likewise.
9743 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9745 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9746 (VXWORKS_OS_CPP_BUILTINS): Define.
9747 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9748 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9750 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9752 * rtl.h (constant_pool_reference_p): Delete.
9753 (find_constant_src): Declare.
9754 * rtlanal.c (find_constant_src): New function.
9755 * simplify-rtx.c (constant_pool_reference_p): Delete.
9756 * config/i386/i386.md: Use find_constant_src instead of
9757 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9759 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9761 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9762 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9764 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9766 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9767 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9768 (arm_elf_asm_constructor): Use it.
9769 (arm_elf_asm_destructor): New function.
9771 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9773 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9775 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9777 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9779 2007-03-19 Andrew Haley <aph@redhat.com>
9781 PR tree-optimization/31264
9782 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9785 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9787 PR rtl-optimization/30907
9788 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9789 (fwprop_init): Always call loop_optimizer_initialize.
9790 (fwprop_done): Always call loop_optimizer_finalize.
9791 (fwprop): We always have loop info now.
9792 (gate_fwprop_addr): Remove.
9793 (pass_fwprop_addr): Use gate_fwprop as gate.
9795 PR rtl-optimization/30841
9796 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9797 df_chain_alloc): Call df_reorganize_refs unconditionally.
9798 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9799 refs_organized to refs_organized_size.
9800 (df_ref_create_structure): Use refs_organized_size instead of
9801 bitmap_size if refs had been organized, and keep refs_organized_size
9803 * df.h (struct df_ref_info): Change refs_organized to
9804 refs_organized_size.
9805 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9808 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9810 * except.c (output_function_exception_table): Do not reference the
9811 EH personality routine for functions that do not require an
9814 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9817 * c-typeck.c (convert_for_assignment): Call comptypes for
9818 RECORD_TYPE or UNION_TYPE.
9821 * reload1.c (reload): Do invalid ASM checking after
9822 cleanup_subreg_operands.
9824 2007-03-19 Jeff Law <law@redhat.com>
9826 * tree-cfg.c (find_taken_edge): Tighten conditions for
9827 optimizing computed gotos.
9829 2007-03-19 Michael Matz <matz@suse.de>
9831 * builtins.c (expand_builtin_sync_operation,
9832 expand_builtin_compare_and_swap,
9833 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9836 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9837 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9840 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9842 * doc/tm.texi: Add brackets around the return type of
9843 TARGET_SECONDARY_RELOAD.
9845 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9846 Richard Guenther <rguenther@suse.de>
9848 PR tree-optimization/31254
9849 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9850 Use handled_component_p () where appropriate. Continue
9851 propagating into the rhs if we propagated into an INDIRECT_REF
9854 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9856 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9857 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9858 (xde, xdee): Mode attributes adjusted to support DFP modes.
9859 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9860 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9861 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9862 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9863 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9864 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9865 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9867 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9868 "movsf"): Insn definitions removed.
9869 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9870 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9871 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9873 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9874 "reload_in<mode>", "reload_out<mode>"): Expander added.
9875 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9878 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9880 * config/s390/s390.md: Only non-functional changes. Renamed
9881 FPR mode macro to BFP all over the file.
9883 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9885 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9886 (op_type attribute): RRF instruction type added.
9887 (fT0): New mode attribute.
9888 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9889 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9890 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9891 instruction no secondary memory is needed when moving DFmode values
9892 between GPRs and FPRs.
9894 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9896 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9897 inverted and documentation adjusted.
9898 ("mhard-dfp", "msoft-dfp"): New options.
9899 * config/s390/s390.c (s390_handle_arch_option): New architecture
9901 (override_options): Sanity checks for the new options added.
9902 * config.gcc: New architecture switch: z9-ec.
9903 * config/s390/s390.h (processor_flags): PF_DFP added.
9904 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9905 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9906 when the bit is NOT set so remove it from the defaults.
9908 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9910 * genemit.c (main): Print include statement for dfp.h.
9911 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9914 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9916 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9918 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9921 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9924 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9926 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9927 attr_length_call, output_call, output_indirect_call): Cleanup
9928 formatting of targetm calls.
9930 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9932 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9934 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9936 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9937 reservation, bypass and anti-bypass descriptions for these
9938 instructions. Update move patterns.
9939 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9942 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9944 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9945 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9946 (get_initial_def_for_reduction): Likewise.
9948 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9950 Fix PR tree-optimization/29922
9951 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9952 (get_representative): Removed.
9953 (value_dies_in_block_x): Update for rvuse removal.
9954 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9955 (compute_antic_aux): Handle when PHI nodes appear in
9956 non-single-successors.
9957 (dump_bitmap_of_names): Removed.
9958 (compute_antic_safe): Renamed and removed rvuse calculation.
9959 Calculate only antic safe.
9960 (insert_into_preds_of_block): Remove assert.
9961 (execute_pre): Update for renamed functions.
9962 (defer_or_phi_translate_block): New function.
9964 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9966 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9967 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9969 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9970 Follow spelling conventions.
9972 * tree-data-ref.h: Remove the prototype for analyze_array.
9974 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9976 PR tree-optimization/31041
9977 * tree-vect-transform.c (get_initial_def_for_induction): Call
9978 force_gimple_operand.
9980 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9982 * ipa-type-escape.c (look_for_casts) : Revert code to use
9983 handled_component_p due to ada test a-numaux.adb.
9985 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9987 * final.c (final_scan_insn): Alter the condition of a
9988 conditional trap if we have nonstandard CC.
9990 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9992 * configure.ac: Remove excess quoting from asm line 0 test.
9993 * configure: Rebuilt.
9995 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9997 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9998 * c-common.c (convert_and_check): Move warning logic to...
9999 (warnings_for_convert_and_check): ...here. Define.
10000 * c-common.h (warnings_for_convert_and_check): Declare.
10002 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10004 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10005 (output_call): Likewise.
10007 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10009 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10011 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10013 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10015 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10017 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10018 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10020 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10022 PR tree-optimization/31183
10023 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10024 Use double_int instead of unsigned int for representing access_strides.
10025 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10027 2007-03-16 Richard Guenther <rguenther@suse.de>
10029 PR tree-optimization/31146
10030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10031 to allow recursion of forward_propagate_addr_expr.
10032 (forward_propagate_addr_into_variable_array_index): Likewise.
10033 (forward_propagate_addr_expr): Likewise.
10034 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10035 (forward_propagate_addr_expr_1): Recurse on simple copies
10036 instead of propagating into them. Do so for useless conversions
10038 (forward_propagate_addr_expr): Clean up unused statements after
10041 2007-03-16 Richard Guenther <rguenther@suse.de>
10043 * builtins.c (expand_builtin_cexpi): Use the right argument
10044 for the expansion via cexp.
10046 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10048 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10049 * configure: Rebuilt.
10051 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10054 * dwarf2out.c (force_type_die): Adjust comment.
10055 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10057 2007-03-15 DJ Delorie <dj@redhat.com>
10059 * config/frv/predicates.md (minmax_operator): Don't check operands
10062 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10064 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10065 Update constant estimates of number of iterations.
10066 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10067 argument renamed to "realistic".
10068 (compute_estimated_nb_iterations): Removed.
10069 (record_niter_bound): New function.
10070 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10071 call record_nonwrapping_iv with upper = false.
10072 (infer_loop_bounds_from_signedness): Pass upper argument to
10073 record_nonwrapping_iv.
10074 (estimate_numbers_of_iterations_loop): Do not call
10075 compute_estimated_nb_iterations. Record estimate based on profile
10076 information. Initialize the constant estimates of number of
10078 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10080 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10081 number of iterations is too small.
10082 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10083 (EST_NOT_AVAILABLE): Removed.
10084 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10085 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10088 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10090 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10091 Handle NE_EXPR guards.
10093 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10096 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10097 Set also -pedantic-errors by default for the preprocessor unless
10098 -fpermissive is given.
10100 2007-03-15 Richard Guenther <rguenther@suse.de>
10102 PR middle-end/29719
10103 PR middle-end/31161
10104 * builtins.c (expand_builtin_cexpi): As a fallback if we
10105 don't have builtins for sincos or cexp create a function
10106 declaration for cexp and expand to a call to that.
10107 (expand_builtin_int_roundingfn): Always fall
10108 back to floor/ceil and its variants even if they may be
10111 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10113 PR middle-end/31159
10114 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10115 jump tables, move the call to delete_dead_jumptables from here...
10116 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10117 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10118 don't allow merging of blocks that try_redirect_by_replacing_jump
10119 also does not handle when not optimizing.
10121 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10122 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10124 * config/i386/i386.md (x86_sahf_1): Correctly handle
10127 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10130 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10131 x86_64_general_operand as operand[2] predicate. Remove "iF"
10132 from operand constraints and use "e" constraint instead.
10133 (*subti3_1, *subti3_1 splitter): Ditto.
10134 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10135 operand[1] predicate.
10137 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10139 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10140 arrays, multiply the access strides by the size of the sub-array.
10141 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10143 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10145 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10146 the configured assembler supports the sahf mnemonic.
10147 * configure: Regenerate.
10148 * config.in: Regenerate.
10150 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10151 emit "sahf" or ".byte\t0x9e" as asm template.
10153 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10156 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10157 option to replace hard coded TARGET_xxx in md file.
10158 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10159 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10160 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10161 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10162 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10163 (X86_TUNE_NOT_VECTORMODE): Ditto.
10164 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10165 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10166 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10167 (TUNE_SLOW_IMUL_IMM8): Ditto.
10168 (TUNE_MOVE_M1_VIA_OR): Ditto.
10169 (TUNE_NOT_UNPAIRABLE): Ditto.
10170 (TUNE_NOT_VECTORMODE): Ditto.
10172 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10175 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10176 tuning options instead of hard coded TARGET_xxx.
10177 (fix ssemode peephole2's): Ditto.
10178 (imul peephole2's): Ditto.
10180 (movdi_or_rex64): Ditto.
10181 (move peephole2): Ditto.
10182 (not peephole2's): Ditto.
10184 2007-03-14 Dirk Mueller <dmueller@suse.de>
10186 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10187 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10188 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10190 * c-parser.c (c_parser_do_statement): Warn about empty body in
10191 do/while statement.
10192 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10193 * doc/invoke.texi (-Wempty-body): Update documentation.
10195 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10198 * c-common.h (warn_for_div_by_zero): Declare.
10199 * c-common.c (warn_for_div_by_zero): Define.
10200 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10203 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10205 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10206 to PREFIX and STANDARD_PREFIX.
10208 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10209 Phil Edwards <phil@codesourcery.com>
10211 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10212 (__gthread_once_t): Remove busy field for RTPs.
10213 (__GTHREAD_ONCE_INIT): Update accordingly.
10215 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10217 * doc/invoke.texi: Document VxWorks options.
10219 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10221 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10223 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10225 PR tree-optimization/30590
10226 * tree-nrv.c (tree_nrv): Check for the partial update of the
10229 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10231 * flags.h (flag_random_seed): Remove declaration, in favor of...
10232 * toplev.h (get_random_seed, set_random_seed): ... these.
10233 * tree.c (get_file_function_name): Use the former.
10234 * opts.c (common_handle_option): Use the latter.
10237 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10239 PR middle-end/31127
10240 * cse.c (cse_find_path): Do not bail out if a basic block that
10241 we already visited now becomes part of a path that starts at a
10242 different basic block. Just disallow this, to make sure we
10243 visit each basic block at most once.
10245 2007-03-13 Jan Hubicka <jh@suse.cz>
10247 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10248 attributes, when profile esitmate is present, calls with very low
10249 frequency are cold.
10251 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10253 PR tree-optimization/30730
10254 PR tree-optimization/26900
10255 * tree-ssa-loop-niter.c: Include gmp.h.
10256 (bounds): New type.
10257 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10258 split_to_var_and_offset, determine_value_range,
10259 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10260 bound_difference, bounds_add, bounds_negate,
10261 number_of_iterations_ne_max, dump_affine_iv): New functions.
10262 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10263 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10264 difference of initial and final value of control iv to validate
10266 (number_of_iterations_cond): Add loop parameter. Determine bounds
10267 on the difference of the extremes of the control iv. Add dumps.
10268 (expand_simple_operations): Handle phi nodes.
10269 (simplify_using_initial_conditions): Do not record used conditions.
10270 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10271 Do not set additional_info.
10272 (implies_nonnegative_p, implies_ge_p): Removed.
10273 (derive_constant_upper_bound): Do not use parameter `additional'.
10274 (record_estimate): Parameter `additional' removed. Parameter
10275 `i_bound' added. Do not call derive_constant_upper_bound.
10276 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10277 bound the number of iterations estimate.
10278 (estimate_numbers_of_iterations_loop): Pass the estimate from
10279 the number of iterations analysis to record_estimate.
10280 * tree.h (multiple_of_p): Declare.
10281 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10282 (scev_const_prop): Do not check expression_expensive_p.
10283 * fold-const.c (multiple_of_p): Exported.
10284 * double-int.c (double_int_mask): Exported.
10285 * double-int.h (double_int_mask): Declare.
10286 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10287 field. Added max field.
10289 2007-03-13 David Taylor <taylor@candd.org>
10292 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10295 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10298 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10299 two unamed patterns.
10301 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/i386.opt (mcx16, msahf): New options.
10304 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10305 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10307 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10308 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10309 Output -mcx16 and -msahf options when corresponding bit is set.
10311 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10312 and -msahf options.
10314 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10316 * configure.ac: Test for assembler tolerance to # 0 "".
10317 * configure, config.in: Rebuilt.
10318 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10320 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10322 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10324 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10325 (handle_syscall): Handle direct system calls.
10326 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10328 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10330 * doc/invoke.texi: Fix cpp.info cross-reference.
10331 * doc/passes.texi: Fix gcc.info cross-reference.
10333 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10335 PR tree-optimization/30835
10336 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10337 bb_for_stmt is not NULL before accessing it.
10339 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10341 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10344 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10347 * doc/install.texi: Document --enable-stage1-languages
10349 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10351 * tree-pass.h (pass_into_cfg_layout_mode,
10352 pass_outof_cfg_layout_mode): Declare.
10353 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10354 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10355 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10356 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10358 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10360 * c-decl.c (warn_variable_length_array): New function.
10361 Refactored from grokdeclarator to handle warn_vla
10362 and handle unnamed array case.
10363 (grokdeclarator): Refactored VLA warning case.
10364 * c.opt (Wvla): New flag.
10365 * doc/invoke.texi (Wvla): New warning.
10367 2007-03-12 Richard Henderson <rth@redhat.com>
10369 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10370 (TARGET_SECTION_TYPE_FLAGS): New.
10372 2007-03-12 Richard Henderson <rth@redhat.com>
10374 * config/darwin.c (machopic_reloc_rw_mask): New.
10375 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10376 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10378 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10380 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10381 * cppdefault.h (cpp_PREFIX): Document.
10382 (cpp_PREFIX_len): Likewise.
10383 (cpp_EXEC_PREFIX): New variable.
10384 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10385 * c-incpath.c (add_standard_paths): Correct logic for relocating
10386 paths within prefix.
10388 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10390 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10391 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10393 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10394 fix_truncdfdi_sse using SSEMODEF mode macro.
10395 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10396 fix_truncdfsi_sse using SSEMODEF mode macro.
10397 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10398 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10400 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10402 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10403 elfos.h to tm_file.
10405 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10407 * tree.h : Add multiple_of_p declaration.
10408 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10409 * ipa-type-escape.c (results_of_malloc): Redundant.
10410 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10411 (cast_type): Extended with new members.
10412 (check_cast): Returns cast_type.
10413 (cast): New structure for data of walk_use_def_chains.
10414 (is_malloc_result, is_cast_from_non_pointer_1,
10415 is_cast_from_non_pointer,
10416 is_array_access_through_pointer_and_index): New functions.
10417 (look_for_casts): Returns cast types.
10418 (check_call): Returns void.
10419 (okay_pointer_operation): Use support of pointer plus index,
10420 pointer plus constant and allow all multiplications.
10422 2007-03-11 Richard Guenther <rguenther@suse.de>
10424 PR tree-optimization/31115
10425 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10426 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10427 A shift count of zero is not special as with *_DIV_EXPR.
10428 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10431 2007-03-11 Ian Lance Taylor <iant@google.com>
10433 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10434 the *_DIV_EXPR codes correctly with overflow infinities.
10436 2007-03-11 Ira Rosen <irar@il.ibm.com>
10438 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10439 indicate success/failure of the analysis. Add negation to subtrahend
10440 in case of subtraction. Fail if both operands contain constants.
10441 (create_data_ref): Fail if analyze_offset fails.
10443 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10445 * config/i386/i386.md (frndintxf2): Rename to ...
10446 (rintxf2): ... this. Remove expander having same name.
10447 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10448 (roundsf2, rounddf2): Ditto.
10449 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10450 (lround<mode>di2, lround<mode>si2): Ditto.
10452 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10454 * lower-subreg.c: Include except.h.
10455 (decompose_multiword_subregs): Verify that the only control flow
10456 insns we can split are loads to multi-words pseudos.
10457 Handle breaking such blocks after splitting, instead of calling
10458 find_many_sub_basic_blocks.
10460 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10461 on the new basic block. Add a lengthy comment explaining why we
10462 thought this was necessary.
10463 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10465 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10468 * tree.c (walk_type_fields): Recurse into the element type of
10469 ARRAY_TYPEs if there is a pointer set.
10471 2007-03-10 Dirk Mueller <dmueller@suse.de>
10473 * c-common.c (warn_logical_operator): Fix condition.
10475 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10477 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10479 * config/darwin.c (machopic_select_section): Remove superfluous
10480 argument in call to categorize_decl_for_section. Remove unused
10483 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10485 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10487 * configure: Regenerate.
10489 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10493 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10494 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10495 Add LABEL_NUSES to emitted label.
10496 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10497 branch probability value to emitted jump insn.
10498 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10499 Do not check life information and do not re-arrange input operands
10500 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10502 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10504 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10505 the change of decode_asm_operands.
10507 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10509 * mode-switching.c (create_pre_exit): Skip blockage insn.
10511 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10513 * tree-pass.h (TODO_update_smt_usage): Remove.
10515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10519 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10521 * pa.c (attr_length_call): Revise condition for long
10522 pc-relative branch.
10523 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10524 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10525 sequence on SOM target.
10527 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10529 * gcc.c: Document %{, in big comment at top.
10530 (input_suffix_matches): Remove special handling for .s and
10532 (input_spec_matches): New.
10533 (handle_braces): Handle %{,.
10534 (validate_switches): ',' indicates a value which is not a switch.
10535 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10536 to detect assembler input.
10537 * config/i386/sol2.h (CPP_SPEC): Likewise.
10538 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10539 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10540 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10541 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10542 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10543 -m64 causes deployment target to default to 10.5.
10544 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10546 2007-03-09 Richard Henderson <rth@redhat.com>
10549 * target.h (targetm.asm.out.reloc_rw_mask): New.
10550 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10551 (TARGET_ASM_OUT): Use it.
10552 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10553 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10554 use the new reloc_rw_mask target hook instead.
10555 (default_section_type_flags_1): Merge into...
10556 (default_section_type_flags): ... here.
10557 (decl_readonly_section_1): Merge into...
10558 (decl_readonly_section): ... here.
10559 (default_elf_select_section_1): Merge into...
10560 (default_elf_select_section): ... here.
10561 (default_unique_section_1): Merge into...
10562 (default_unique_section): ... here.
10563 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10564 (default_select_rtx_section): Use it.
10565 (default_elf_select_rtx_section): Likewise.
10566 * output.h: Update to match.
10567 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10568 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10569 (TARGET_ASM_RELOC_RW_MASK): New.
10570 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10571 to categorize_decl_for_section.
10572 (x86_64_elf_unique_section): Likewise.
10573 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10574 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10575 (TARGET_ASM_RELOC_RW_MASK): New.
10576 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10577 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10578 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10579 (TARGET_RWRELOC): Remove.
10580 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10581 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10582 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10583 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10584 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10585 (rs6000_xcoff_select_section): Use decl_readonly_section.
10586 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10587 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10588 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10589 (TARGET_SECTION_TYPE_FLAGS): Remove.
10590 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10592 2007-03-09 Roger Sayle <roger@eyesopen.com>
10594 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10595 complex constant equality/inequality comparisons for here.
10596 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10597 known at compile-time or can be simplified to a scalar comparison.
10598 (fold_relational_const): Move compile-time evaluation of complex
10599 constant equality/inequality comparisons to here.
10601 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10603 PR rtl-optimization/30643
10604 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10606 (fold_rtx): Recurse, like before 2006-11-03.
10608 2007-03-09 DJ Delorie <dj@redhat.com>
10610 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10613 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10615 PR tree-optimization/30375
10616 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10617 LHS of statements is not the same.
10618 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10620 2007-03-09 Chao-ying Fu <fu@mips.com>
10622 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10624 * doc/invoke.texi (-mdspr2): Document new option.
10625 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10626 New unspec for DSP REV 2.
10627 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10628 these instructions are extended in DSP REV 2.
10629 (mips-dspr2.md): Include.
10630 * config/mips/mips.opt (mdspr2): New option.
10631 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10632 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10633 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10634 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10635 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10636 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10637 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10639 (bdesc_map): Add one field of unsupported_target_flags.
10640 (bdesc_arrays): Update entries to have extra fields. Add
10642 (mips_init_builtins): Initialize new function types.
10643 Check unsupported_target_fileds to filter out builtins.
10644 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10646 (ASM_SPEC): Pass mdspr2 to the assembler.
10647 * config/mips/mips-dspr2.md: New file.
10649 2007-03-09 Sa Liu <saliu@de.ibm.com>
10651 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10653 2007-03-09 Ian Lance Taylor <iant@google.com>
10655 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10656 argument) like -Wstrict-overflow=2.
10657 * doc/invoke.texi (Warning Options): Update documentation.
10659 2007-03-09 Dirk Mueller <dmueller@suse.de>
10662 * doc/invoke.texi (-Wlogical-op): Document.
10663 * common.opt (-Wlogical-op): New.
10664 * c-common.h (warn_logical_operator): Declare.
10665 * c-common.c (warn_logical_operator): Define.
10666 * c-typeck.c (parser_build_binary_op): Call
10667 warn_logical_operator.
10669 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10671 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10672 * final.c (final_scan_insn): Test for non-"" file name.
10674 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10676 * doc/loop.texi: Document the Omega linear constraints solver.
10677 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10678 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10679 omega-hash-table-size, omega-max-keys, and
10680 omega-eliminate-redundant-constraints.
10681 * tree-pass.h (pass_check_data_deps): Declared.
10684 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10685 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10686 pass_check_data_deps): New.
10687 * tree-data-ref.c (init_data_ref): Remove declaration.
10688 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10689 (analyze_array): Renamed init_array_ref, move up initializations.
10690 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10691 Removed arguments that are set to NULL.
10692 (analyze_indirect_ref): Correct indentation, correct call to
10694 (object_analysis): Call init_array_ref instead of analyze_array.
10695 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10696 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10697 of DR_ACCESS_FNS_ADDR.
10698 (init_omega_eq_with_af, omega_extract_distance_vectors,
10699 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10700 ddr_consistent_p): New.
10701 (compute_affine_dependence): Check consistency of ddrs when
10702 flag_check_data_deps is passed.
10703 (analyze_all_data_dependences): Uncomment.
10704 (tree_check_data_deps): New.
10705 * tree-data-ref.h: Include omega.h.
10706 (DR_ACCESS_FNS_ADDR): Removed.
10707 (data_dependence_relation): Add inner_loop.
10708 (DDR_INNER_LOOP): New.
10709 * common.opt (fcheck-data-deps): New.
10710 * tree-flow.h (tree_check_data_deps): Declare.
10711 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10712 (OBJS-common): Depend on omega.o.
10714 * passes.c (pass_check_data_deps): Scheduled.
10715 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10716 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10717 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10718 PARAM_VECT_MAX_VERSION_CHECKS,
10719 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10721 2007-03-09 Richard Guenther <rguenther@suse.de>
10723 PR tree-optimization/30904
10724 PR middle-end/31058
10725 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10726 the same way as *_DIV_EXPR.
10728 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10730 * recog.c (decode_asm_operands): No mixed declarations and code.
10732 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10734 * rtl.def (ASM_INPUT): Add location.
10735 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10736 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10737 (decode_asm_operands): Add loc operand.
10738 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10739 * stmt.c (expand_asm): Rename to...
10740 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10741 gen_rtx_ASM_INPUT_loc.
10742 (expand_asm_expr): Adjust.
10743 * recog.c (decode_asm_operands): Add loc operand.
10744 (check_asm_operands, extract_insn): Adjust.
10745 * reload1.c (maybe_fix_stack_asms): Likewise.
10746 * final.c (asm_insn_count): Likewise.
10747 (final_scan_insn): Output # line before and after asm.
10749 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10751 * tree-ssa-structalias.c (variable_info): Remove
10753 (new_var_info): Ditto.
10754 (shared_bitmap_info_t): New structure.
10755 (shared_bitmap_table): New variable.
10756 (shared_bitmap_hash): New function.
10757 (shared_bitmap_eq): Ditto
10758 (shared_bitmap_lookup): Ditto.
10759 (shared_bitmap_add): Ditto.
10760 (merge_smts_into): Change to take bitmap directly.
10761 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10762 (init_alias_vars): Init shared bitmap hashtable.
10763 (delete_points_to_sets): Delete shared bitmap hashtable.
10764 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10765 is_aliased removal as a change that was still necessary was
10768 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10770 * config/i386/i386.h (override_options): Conditionally disable
10771 x86_sahf for 64bit targets only.
10773 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10776 * c-decl.c (merge_decls): Don't call make_var_volatile.
10777 * varasm.c (make_var_volatile): Remove.
10778 * output.h (make_var_volatile): Remove.
10780 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10782 PR tree-optimization/31085
10783 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10785 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10787 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10788 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10789 ATTR_CONST_NOTHROW_LIST.
10791 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10794 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10796 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10798 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10801 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10803 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10804 passed, use shared libgcc.
10806 2007-03-08 Roger Sayle <roger@eyesopen.com>
10808 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10809 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10810 (honor_protect_cleanup_actions, lower_try_finally_switch):
10812 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10813 ifc_temp_var): Likewise.
10814 * tree-inline.c (setup_one_parameter): Likewise.
10815 * tree-mudflap.c (mf_decl_cache_locals,
10816 mf_build_check_statement_for): Likewise.
10817 * tree-nested.c (init_tmp_var, save_tmp_var,
10818 finalize_nesting_tree_1): Likewise.
10819 * tree-outof-ssa.c (insert_copy_on_edge,
10820 insert_backedge_copies): Likewise.
10821 * tree-profile.c (tree_gen_edge_profiler,
10822 tree_gen_ic_profiler): Likewise.
10823 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10824 * tree-sra.c (sra_build_assignment): Likewise.
10825 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10826 * tree-ssa-math-opts.c (insert_reciprocals,
10827 execute_cse_sincos_1): Likewise.
10828 * tree-tailcall.c (adjust_accumulator_values,
10829 adjust_return_value): Likewise.
10830 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10831 * tree-vect-transform.c (vect_create_data_ref_ptr,
10832 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10833 vect_create_epilog_for_reduction, vectorizable_reduction,
10834 vectorizable_call, vectorizable_conversion,
10835 vectorizable_assignment, vectorizable_operation,
10836 vectorizable_type_demotion, vect_gen_widened_results_half,
10837 vect_permute_store_chain, vectorizable_store,
10838 vect_setup_realignment, vect_permute_load_chain,
10839 vectorizable_load, vectorizable_condition,
10840 vect_create_cond_for_align_checks): Likewise.
10841 * tree-vrp.c (build_assert_expr_for): Likewise.
10843 2007-03-08 Ian Lance Taylor <iant@google.com>
10845 * tree-vrp.c: Include "intl.h".
10846 (usable_range_p): New static function.
10847 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10848 overflowed values, juts set *strict_overflow_p.
10849 (compare_values): Only return -2 if one of the operands is not a
10851 (compare_ranges): Call usable_range_p.
10852 (compare_range_with_value): Likewise.
10853 (vrp_evaluate_conditional_warnv): Rename from
10854 vrp_evaluate_conditional. Make static. Change all callers.
10855 (vrp_evaluate_conditional): New function.
10856 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10857 on signed overflow.
10858 (simplify_abs_using_ranges): Likewise.
10859 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10860 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10861 within_stmt parameter.
10862 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10863 vrp_evaluate_conditional.
10864 * tree-ssa-threadedge.c
10865 (record_temporary_equivalences_from_stmts_at_dest): Change
10866 simplify parameter to take a second tree parameter.
10867 (simplify_control_stmt_condition): Likewise.
10868 (thread_across_edge): Likewise.
10869 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10870 (thread_across_edge): Likewise.
10871 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10873 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10875 * config/i386/i386.h (TARGET_SAHF): New define.
10876 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10877 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10878 (x86_sahf): New global variable.
10879 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10880 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10881 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10882 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10884 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10885 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10886 when expanding fcomi/sahf based tests.
10887 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10888 expanding sahf based alternative. Emit sahf based sequence when
10889 optimizing for code size.
10890 * config/i386/i386.md (x86_sahf_1): Do not disable for
10891 TARGET_64BIT, enable for TARGET_SAHF.
10893 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10895 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10896 spurious whitespace from error message.
10898 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10901 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10903 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10905 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10907 * tree-sra.c (instantiate_element): Propagate disabled warnings
10908 from the element itself to the created variable.
10910 2007-03-07 Richard Henderson <rth@redhat.com>
10913 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10914 silently fix up the stack in the case of a missing register.
10916 2007-03-07 Paul Brook <paul@codesourcery.com>
10918 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10920 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10922 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10924 (phase1_vrs): Use them.
10925 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10926 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10927 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10928 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10929 __gnu_Unwind_Restore_WMMXC if required.
10930 (_Unwind_VRS_Pop): Implement iWMMXt support.
10931 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10932 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10933 gnu_Unwind_Save_WMMXC): Define.
10935 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10937 * config/vxworks.h (vxworks_override_options): Declare.
10938 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10939 * config/vxworks.c: Include target.h and toplev.h.
10940 (vxworks_override_options): New function.
10941 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10943 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10945 * config/s390/s390.c (override_options): Don't emit an error when
10946 -mstack-size is used without providing -mstack-guard.
10947 (s390_emit_prologue): Choose stack_guard value automatically if not
10948 provided via command line.
10949 * doc/invoke.texi: Adjust description of -mstack-guard and
10952 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10954 * config/i386/i386.c (output_set_got): Add a GOT initialization
10955 sequence for VxWorks PIC.
10956 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10957 around labels as well as symbols. Use gotoff_operand instead
10958 of local_symbolic_operand.
10959 (legitimize_pic_address): Use gotoff_operand instead of
10960 local_symbolic_operand. Use @GOT accesses for labels as
10962 (ix86_output_addr_diff_elt): Use PC-relative rather than
10963 GP-relative offsets for VxWorks PIC.
10964 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10965 no_new_pseudos. Check whether the returned register is op0.
10966 * config/i386/i386.md (tablejump): Use PC-relative rather than
10967 GP-relative offsets for VxWorks PIC.
10968 * config/i386/predicates.md (gotoff_operand): New predicate.
10970 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10972 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10974 * config/vxworks-dummy.h: New file.
10975 * config/i386/i386.h: Include it.
10977 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10979 * dwarf2out.c (is_inlined_entry_point): New
10980 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10981 DW_AT_ranges if the first subblock is the entry point.
10983 2007-03-06 David Daney <ddaney@avtrex.com>
10985 * doc/install.texi (mips-*-*): Change recommended binutils
10988 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10990 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10991 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10993 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10994 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10996 2007-03-06 Jan Hubicka <jh@suse.cz>
10998 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10999 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11001 (probably_cold_bb_p): Cold functions are cold.
11002 (probably_never_executed_bb_p): Cold functions are cold.
11003 (tree_bb_level_predictions): Predict calls to cold functions as not
11005 (compute_function_frequency): Check hot/cold attributes.
11006 * function.h (function_frequency): Update comments.
11007 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11008 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11009 (c_common_att): Add cold and hot.
11011 * doc/extend.texi (hot,cold attributes): Document.
11013 2007-03-06 Andrew Haley <aph@redhat.com>
11015 * function.c (expand_function_end): Move blockage to just after we
11016 emit the label for the naked return from the function.
11018 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11020 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11023 2007-03-06 Jan Hubicka <jh@suse.cz>
11025 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11026 loaded for constant large models. Non-large 64bit PIC can do.
11027 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11028 * cmodel.h: Add LARGE PIC.
11029 * i386.md (UNSPEC_PLTOFF): New.
11030 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11032 (*call_1_rex64): Disable for large models.
11033 (*call_1_rex64_large): New.
11034 (*call_value_1_rex64): Disable for large models.
11035 (*call_value_1_rex64_large): New.
11036 (set_rip_rex4): New.
11037 (set_got_offset_rex64): New.
11038 * predicates.md (constant_call_address_operand): For large model
11039 constant calls are not possible.
11040 * i386-protos.h (construct_plt_address): Declare.
11041 * i386.c (override_options): Accept large models.
11042 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11043 (legitimate_constant_p): Add new UNSPECs.
11044 (legitimate_pic_operand_p): Likewise.
11045 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11046 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11048 (output_pic_addr_const): Add PLTOFF.
11049 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11050 (ix86_expand_move): Legitimize pic address when in PIC mode.
11051 (construct_plt_address): New function.
11052 (ix86_expand_call): Offload the address to register and use GOT
11053 pointer for large model.
11054 * invoke.texi (mcmodel=large): Update documentation.
11056 2007-03-06 Richard Henderson <rth@redhat.com>
11058 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11059 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11060 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11061 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11062 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11063 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11064 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11065 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11066 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11067 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11068 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11069 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11070 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11071 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11072 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11073 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11074 x86_schedule, x86_use_bt, x86_pad_returns,
11075 x86_use_xchgb): Merge into ...
11076 (ix86_tune_features): ... here. New array.
11077 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11078 x86_bswap): Merge into ...
11079 (ix86_arch_features): ... here. New array.
11080 (x86_3dnow_a): Remove.
11081 (x86_accumulate_outgoing_args): Make static.
11082 (x86_arch_always_fancy_math_387): Make static.
11083 (ix86_tune_mask, ix86_arch_mask): Move ...
11084 (override_options): ... to local variables here. Apply the
11085 appropriate mask to each element of ix86_arch_features and
11086 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11087 as were done in the old macros.
11088 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11089 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11090 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11091 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11092 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11093 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11094 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11095 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11096 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11097 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11098 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11099 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11100 x86_accumulate_outgoing_args, x86_prologue_using_move,
11101 x86_epilogue_using_move, x86_decompose_lea,
11102 x86_arch_always_fancy_math_387, x86_shift1,
11103 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11104 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11105 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11106 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11107 x86_use_incdec, x86_pad_returns, x86_bswap,
11108 x86_partial_flag_reg_stall): Remove.
11109 (enum ix86_tune_indices): New.
11110 (ix86_tune_features): New.
11111 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11112 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11113 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11114 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11115 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11116 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11117 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11118 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11119 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11120 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11121 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11122 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11123 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11124 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11125 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11126 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11127 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11128 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11129 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11130 TARGET_EXT_80387_CONSTANTS): Use it.
11131 (enum ix86_arch_indices): New.
11132 (ix86_arch_features): New.
11133 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11134 TARGET_BSWAP): Use it.
11135 (ix86_tune_mask, ix86_arch_mask): Remove.
11137 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11140 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11141 Define using $${sysroot_headers_suffix}.
11142 * configure: Regenerate.
11143 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11144 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11146 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11147 * gcc.c (print_sysroot_headers_suffix): New.
11148 (option_map): Include --print-sysroot-headers-suffix.
11149 (display_help): Mention -print-sysroot-headers-suffix.
11150 (process_command): Handle -print-sysroot-headers-suffix.
11151 (do_spec_1): Append multilib directory to include-fixed path if
11152 sysroot suffixes in use.
11153 (main): Handle -print-sysroot-headers-suffix.
11154 * Makefile.in (start.encap): Don't depend on xlimits.h
11155 (xlimits.h): Remove.
11156 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11157 limits.h for each multilib in fixinc_list.
11158 (fixinc_list, s-fixinc_list): New.
11159 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11160 generate them for each multilib in fixinc_list.
11161 (stmp-fixproto): Use include-fixed. Run fixproto for each
11162 multilib in fixinc_list.
11163 (mostlyclean): Don't remove xlimits.h.
11164 (clean): Remove include-fixed.
11165 (real-install-headers-tar, real-install-headers-cpio,
11166 real-install-headers-cp): Don't copy include, only include-fixed.
11167 (install-mkheaders): Depend on fixinc_list. Don't depend on
11168 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11169 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11170 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11172 2007-03-06 Jan Hubicka <jh@suse.cz>
11174 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11177 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11179 * configure.ac: Allow tm_file to contain build-directory files.
11180 * configure: Regenerate.
11181 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11182 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11183 * config/m68k/print-sysroot-suffix.sh: New file.
11185 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11187 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11188 of pic_offset_table_rtx if reload_completed.
11189 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11190 PIC_OFFSET_TABLE_REGNUM.
11191 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11193 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11194 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11196 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11198 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11199 functions that call eh_return.
11201 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11203 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11204 functions that need a constant pool.
11206 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11209 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11210 (m68k_preferred_reload_class): Likewise.
11211 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11212 (SECONDARY_RELOAD_CLASS): Define.
11213 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11214 (LIMIT_RELOAD_CLASS): Delete.
11215 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11216 registers from storing bytes.
11217 (m68k_secondary_reload_class): New function.
11218 (m68k_preferred_reload_class): Likewise.
11220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11222 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11224 (m68k_expand_prologue): Likewise.
11226 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11228 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11229 (mips_expand_epilogue): Add a bool parameter.
11230 (m68k_legitimize_sibcall_address): Declare.
11231 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11232 (m68k_expand_epilogue): Add a parameter to select between sibling
11233 and normal epilogues. Only generate a return for the latter.
11234 (m68k_ok_for_sibcall_p): New function.
11235 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11236 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11237 (sibcall_value, *sibcall_value): Likewise.
11238 (*call, *call_value): Require !SIBLING_CALL_P.
11239 (epilogue): Update call to m68k_expand_epilogue.
11240 (sibcall_epilogue): New pattern.
11241 * config/m68k/predicates.md (const_call_operand): Say that this
11242 predicate applies to sibling calls too.
11243 (sibcall_operand): New predicate.
11245 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11247 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11248 alternatives as movsi_cf.
11249 (movsf_cf_hard): Add commentary.
11251 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11252 Richard Sandiford <richard@codesourcery.com>
11254 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11255 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11256 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11257 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11258 as being live on exit from an interrupt function.
11259 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11260 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11261 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11262 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11263 (m68k_interrupt_function_p): Globalize.
11264 (m68k_compute_frame_layout): Remove reverse mask code.
11265 (m68k_emit_movem, m68k_set_frame_related): New functions.
11266 (m68k_output_function_prologue): Delete in favor of...
11267 (m68k_expand_prologue): ...this new function.
11268 (m68k_output_function_epilogue): Delete in favor of...
11269 (m68k_expand_epilogue): ...this new function.
11270 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11272 (print_operand): Handle %?.
11273 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11274 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11275 (prologue, epilogue): New patterns.
11276 (return): Turn into a define_expand.
11277 (*return): New pattern, derived from old "return" pattern. Use rte
11278 rather than rts for interrupt functions. Only use rtd if the pop
11280 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11281 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11282 (link, *link, unlink, *unlink, load_got): Likewise.
11284 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11288 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11289 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11290 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11291 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11292 and m68k_matches_u_p.
11293 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11294 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11295 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11296 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11297 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11298 (REG_STRICT_P): New macro.
11299 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11300 PCREL_GENERAL_OPERAND_OK.
11301 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11302 m68k_legitimate_base_reg_p.
11303 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11304 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11305 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11306 * config/m68k/m68k.c (m68k_address): New structure.
11307 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11308 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11309 (m68k_jump_table_ref_p, m68k_decompose_address)
11310 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11311 (m68k_matches_u_p): New functions.
11312 (print_operand_address): Rewrite to use m68k_decompose_index.
11314 2007-03-05 David Taylor <dtaylor@emc.com>
11316 * gcc.c: Correct copyright date in --version output.
11318 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11320 * pa.md: In unamed move patterns, disparge copies between general
11321 and floating point registers using '?' modifier. Don't include 'f'
11322 constraint for register preferences in DImode, SImode, HImode and
11323 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11324 Remove constraints for copies between general and floating registers
11325 in soft-float DFmode pattern.
11326 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11330 2007-03-05 Mike Stump <mrs@apple.com>
11332 * c-common.c (targetcm): Add.
11333 * c-opts.c (c_common_handle_option): Handle language specific
11335 * opts.c (handle_option): Verify language for target options, if
11337 * opth-gen.awk: Add CL_LANG_ALL.
11338 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11339 (TARGETCM_INITIALIZER): Add.
11340 * target.h (struct gcc_targetcm): Add.
11342 * targhooks.c (default_handle_c_option): Add.
11343 * targhooks.h (default_handle_c_option): Add.
11344 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11346 * config/darwin.opt (iframework): Add.
11347 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11348 * config/darwin-c.c (handle_c_option): Add.
11349 (TARGET_HANDLE_C_OPTION): Add.
11351 * doc/invoke.texi (Darwin Options): Add -iframework.
11353 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11355 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11358 2007-03-05 Ian Lance Taylor <iant@google.com>
11360 * c.opt (fgnu89-inline): New option.
11361 * c-opts.c (c_common_post_options): Set default value for
11363 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11364 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11366 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11367 (grokdeclarator, start_function): Likewise.
11368 * c-cppbuiltin.c (c_cpp_builtins): Define either
11369 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11370 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11371 (C Dialect Options): Document -fgnu89-inline.
11372 * doc/extend.texi (Function Attributes): Explain what the
11373 gnu_inline attribute does.
11374 * doc/cpp.texi (Common Predefined Macros): Document
11375 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11377 2007-03-05 Ian Lance Taylor <iant@google.com>
11379 PR tree-optimization/31034
11380 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11381 half-range if the other side is an overflow infinity.
11383 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11385 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11386 (bfin*-linux-uclibc*): New configuration.
11387 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11389 * config/bfin/linux.h: New file.
11390 * config/bfin/libgcc-bfin.ver: New file.
11391 * config/bfin/t-bfin-uclinux: New file.
11392 * config/bfin/t-bfin-linux: New file.
11393 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11394 (TARGET_OS_CPP_BUILTINS): New macro.
11396 2007-03-05 Richard Guenther <rguenther@suse.de>
11398 * fold-const.c (fold_binary): Remove duplicate folding
11399 of comparison of non-null ADDR_EXPR against null.
11401 2007-03-05 Richard Guenther <rguenther@suse.de>
11402 Dorit Nuzman <dorit@il.ibm.com>
11404 PR tree-optimization/26420
11405 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11406 are no loops in the function. Only print the number of
11407 vectorized loops if it is greater than zero or we are supposed
11408 to print information about unvectorized loops.
11410 2007-03-05 Revital Eres <eres@il.ibm.com>
11412 * gcc.dg/var-expand1.c: New test.
11413 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11414 when an accumulator is expanded.
11416 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11419 * c-common.c (convert_and_check): Don't give warnings for
11420 conversion if 'expr' already overflowed.
11422 2007-03-04 Roger Sayle <roger@eyesopen.com>
11424 PR middle-end/30744
11425 * fold-const.c (fold_comparison): Enforce type consistency when
11426 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11428 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11430 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11431 containing a cast to the base of TARGET_MEM_REF.
11433 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11435 * tree.c (tree_contains_struct_check_failed): Remove spurious
11436 whitespace from error message.
11438 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11441 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11442 instead of precision.
11444 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11445 Nathan Sidwell <nathan@codesourcery.com>
11447 * emit-rtl.c (find_auto_inc): New.
11448 (try_split): recreate REG_INC notes,
11449 Use regular for loops rather than whiles.
11451 2007-03-03 Andreas Schwab <schwab@suse.de>
11453 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11454 * configure: Regenerate.
11456 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11458 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11459 flag_rounding_math, not flag_unsafe_math_optimizations.
11461 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11463 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11464 alpha_fold_vector_minmax): Likewise.
11465 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11466 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11468 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11470 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11471 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11472 if the lhs has side-effects.
11473 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11475 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11477 * config/i386/i386.h (TUNEMASK): Remove define.
11478 (ARCHMASK): Remove define.
11479 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11480 Use ix86_arch_mask variable instead of ARCHMASK.
11481 * config/i386/i386.c (override_options): Ditto.
11482 (standard_80387_constant_p): Ditto.
11484 2007-03-02 Ian Lance Taylor <iant@google.com>
11486 Used signed infinities in VRP.
11487 * tree-vrp.c (uses_overflow_infinity): New static function.
11488 (supports_overflow_infinity): New static function.
11489 (make_overflow_infinity): New static function.
11490 (negative_overflow_infinity): New static function.
11491 (positive_overflow_infinity): New static function.
11492 (is_negative_overflow_infinity): New static function.
11493 (is_positive_overflow_infinity): New static function.
11494 (is_overflow_infinity): New static function.
11495 (overflow_infinity_range_p): New static function.
11496 (compare_values_warnv): New function split out of compare_values.
11497 (compare_value): Call it.
11498 (set_value_range_to_nonnegative): Add overflow_infinity
11499 parameter. Change caller.
11500 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11502 (vrp_expr_computes_nonzero): Likewise.
11503 (compare_ranges, compare_range_with_value): Likewise.
11504 (compare_name_with_value, compare_names): Likewise.
11505 (vrp_evaluate_conditional): Likewise.
11506 (set_value_range): Handle infinity
11507 (vrp_operand_equal_p, operand_less_p): Likewise.
11508 (extract_range_from_assert): Likewise.
11509 (vrp_int_const_binop): Likewise.
11510 (extract_range_from_binary_expr): Likewise.
11511 (extract_range_from_unary_expr): Likewise.
11512 (extract_range_from_comparison): Likewise.
11513 (extract_range_from_expr): Likewise.
11514 (dump_value_range): Likewise.
11515 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11516 (test_for_singularity): Likewise.
11517 (vrp_int_const_binop): Remove inline qualifier.
11518 (adjust_range_with_scev): Add comment.
11519 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11521 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11523 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11524 (get_constraint_for): Likewise.
11525 (do_structure_copy): Likewise.
11526 (find_func_aliases): Fix references to MODIFY_EXPR.
11527 (intra_create_variable_infos): Tidy.
11528 * tree-ssa-operands.c (add_virtual_operand): Add argument
11530 When adding members of alias sets, if IS_CALL_SITE is true and
11531 the symbol is not call-clobbered, skip it.
11532 Adjust all callers.
11534 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11536 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11537 entry by means of emit_insn_at_entry.
11539 2007-03-02 Richard Henderson <rth@redhat.com>
11541 * expr.h (promoted_input_arg): Remove decl.
11542 * function.c (promoted_input_arg): Merge into ...
11543 * combine.c (setup_incoming_promotions): ... only caller.
11544 Rearrange to avoid double loop.
11546 2007-03-02 Ben Elliston <bje@au.ibm.com>
11547 Peter Bergner <bergner@vnet.ibm.com>
11548 Janis Johnson <janis187@us.ibm.com>
11550 * config/rs6000/dfp.md: New file.
11551 * config/rs6000/rs6000.md: Include dfp.md.
11552 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11553 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11554 and TDmode decimal float modes in FP registers.
11555 (num_insns_constant): Likewise.
11556 (rs6000_legitimate_offset_address_p): Likewise.
11557 (rs6000_legitimize_address): Likewise.
11558 (rs6000_legitimize_reload_address): Likewise.
11559 (rs6000_legitimate_address): Likewise.
11560 (rs6000_emit_move): Likewise.
11561 (function_arg_boundary): Likewise.
11562 (function_arg_advance): Likewise.
11563 (rs6000_darwin64_record_arg_recurse): Likewise.
11564 (function_arg): Likewise.
11565 (rs6000_gimplify_va_arg): Likewise.
11566 (rs6000_split_multireg_move): Likewise.
11567 (rs6000_output_function_epilogue): Likewise.
11568 (rs6000_output_function_epilogue): Likewise.
11569 (rs6000_register_move_cost): Likewise.
11570 (rs6000_function_value): Likewise.
11571 (rs6000_libcall_value): Likewise.
11573 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11575 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11577 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11579 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11580 Use $MULTIDIR to choose between the kernel and RTP headers,
11581 and use $WIND_BASE and $WIND_USR to locate them.
11583 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11585 * config/i386/i386.c (override_options): Put initialization of
11586 ix86_tune_mask and ix86_arch_mask to the correct place.
11588 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11589 Michael Meissner <michael.meissner@amd.com>
11592 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11593 (ARCHMASK): Define.
11594 (TARGET_CMOVE): Use ARCHMASK.
11595 (TARGET_CMPXCHG): Ditto.
11596 (TARGET_CMPXCHG8B): Ditto.
11597 (TARGET_XADD): Ditto.
11598 (TARGET_BSWAP): Ditto.
11599 * config/i386/i386.c (ix86_tune_mask): New global variable.
11600 (ix86_arch_mask): Ditto.
11601 (override_options): Initialize ix86_tune_mask and
11602 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11605 2007-03-02 Ben Elliston <bje@au.ibm.com>
11608 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11610 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11612 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11613 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11614 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11615 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11617 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11618 rs6000_init_dwarf_reg_sizes_extra): New.
11619 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11620 SPE register high parts.
11622 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11624 * Makefile.in: Add install-pdf target as
11625 copied from automake v1.10 rules.
11626 * configure.ac: Add install-pdf to target list.
11627 * configure: Regenerate.
11629 2007-03-01 Paul Brook <paul@codesourcery.com>
11631 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11632 modes to LDRD for DImode.
11633 (output_move_double): Fixup out of range ldrd/strd.
11634 (vfp_secondary_reload_class): Rename...
11635 (coproc_secondary_reload_class): ... to this. Add wb argument.
11636 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11637 coproc_secondary_reload_class for CLASS_IWMMXT.
11638 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11639 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11641 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11643 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11644 unroll factor by the estimated number of iterations.
11645 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11646 than prefetch latency.
11648 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11649 decode_caches_intel, detect_caches_intel): New functions.
11650 (host_detect_local_cpu): Use detect_caches_amd and
11651 detect_caches_intel.
11653 2007-03-01 Richard Henderson <rth@redhat.com>
11655 * expr.c (emit_move_complex_push): Export.
11656 (emit_move_complex_parts): Split out from ...
11657 (emit_move_complex): ... here.
11658 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11659 * config/i386/i386.md (movcdi): New.
11661 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11663 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11664 size of mode1 to check for tieable modes in MMX case.
11666 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11668 * Makefile.in (rtlanal.o): Depend on tree.h.
11669 * rtl.h (offset_within_section_p, split_const): Declare.
11670 * rtlanal.c: Include tree.h.
11671 (offset_within_block_p): New function, taken from
11672 mips_offset_within_object_p.
11673 (split_const): New function, taken from mips_split_const.
11674 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11676 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11677 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11678 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11679 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11680 (m68k_illegitimate_symbolic_constant_p): New function.
11681 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11682 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11683 symbolic constant that might be outside the symbol's section,
11684 move the symbol first and then add the offset.
11685 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11687 * config/mips/mips.c (mips_split_const): Delete.
11688 (mips_offset_within_object_p): Delete.
11689 (mips_symbolic_constant_p): Use offset_within_section_p and
11690 split_const instead of mips_offset_within_object_p and
11692 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11693 (mips_legitimize_const_move, print_operand_reloc)
11694 (mips_dangerous_for_la25_p): Use split_const instead of
11697 2007-02-28 Eric Christopher <echristo@apple.com>
11699 * Makefile.in (install-include-dir): Don't rm -rf include.
11701 2007-02-28 Richard Guenther <rguenther@suse.de>
11703 PR middle-end/30364
11704 * fold-const.c (fold_binary): Do not associate expressions
11705 with more than one variable for integer types that do not wrap.
11707 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11709 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11710 Delete, and replace with...
11711 (fold_builtin_call_array): This. Update callers to use it.
11712 * fold-const.c (fold_build_call_list): Delete, and replace with...
11713 (fold_build_call_array): This.
11714 (fold_build_call_list_initializer): Delete, and replace with...
11715 (fold_build_call_array_initializer): This.
11716 * tree.h: Update declarations to reflect above changes.
11718 * c-typeck.c (build_function_call): Store converted arguments
11719 in a stack-allocated array instead of building a list.
11720 (convert_arguments): Store arguments in the array passed in as an
11721 argument, and return the actual number of arguments.
11722 * c-format.c: (check_function_format): Pass arguments in an
11723 array instead of a list.
11724 * c-common.c (check_function_nonnull): Likewise.
11725 (check_function_sentinel): Likewise.
11726 (check_function_arguments): Likewise.
11727 * c-common.h: Update declarations to reflect above changes.
11729 2007-02-28 Jan Hubicka <jh@suse.cz>
11731 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11732 PRED_NEGATIVE_RETURN): Update outcomes.
11734 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11736 * calls.c (emit_library_call_value_1): Handle partial registers
11737 correctly when building up CALL_INSN_FUNCTION_USAGE.
11739 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11741 * pa/predicates.md (move_src_operand): Allow zero for mode.
11742 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11745 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11748 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11749 *movv2df_internal): Enable pattern only for valid operand
11751 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11752 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11754 2007-02-27 Mike Stump <mrs@apple.com>
11756 * config/darwin-crt3.c: Avoid compilation when compiling for a
11759 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11761 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11763 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11764 for fixed headers and limits.h.
11765 (install-include-dir, install-headers-tar, install-headers-cpio,
11766 install-headers-cp, real-install-headers-tar,
11767 real-install-headers-cpio, real-install-headers-cp): Handle
11768 include-fixed as well as include.
11769 (install-mkheaders): Don't install files that go only in include
11771 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11772 from GCC_INCLUDE_DIR.
11773 * gcc.c (process_command): Remove special -BstageN/ handling.
11774 (do_spec_1): Add include-fixed directories.
11776 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11778 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11780 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11782 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11785 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11787 * c-common.c (get_priority): Add check for
11788 SUPPORTS_INIT_PRIORITY.
11790 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11792 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11794 * config/bfin/bfin.c: Include "cfglayout.h".
11795 (MAX_LSETUP_DISTANCE): New macro.
11796 (struct loop_info): New members incoming, incoming_src and
11797 incoming_dest. Delete member predecessor.
11798 (length_for_loop): New function.
11799 (bfin_optimize_loop): Handle more different loop structures.
11800 (bfin_discover_loop): Rework detection of predecessor blocks by
11801 examining incoming edges.
11802 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11804 (bfin_reorder_loops): New function.
11805 (bfin_reorg_loops): Use these three new functions.
11807 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11808 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11809 (CONSTRAINT_LEN): Add entry for 'q'.
11810 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11811 Add 'q' constraints.
11812 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11813 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11815 * config/bfin/bfin.md (add_with_carry): New pattern.
11816 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11817 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11818 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11819 support unsigned multiplies too. Removed incorrect commutativity from
11820 operand 1 constraint where appropriate.
11821 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11823 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11824 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11826 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11827 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11828 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11829 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11830 usmulhisi_hh_huh): New patterns.
11832 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11833 lshifthi3): Fix output template to use half reg for operand 2.
11835 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11838 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11840 2007-02-27 Andreas Schwab <schwab@suse.de>
11842 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11844 2007-02-27 Jan Hubicka <jh@suse.cz>
11846 * predict.c (last_basic_block_p): Remove.
11847 (tree_estimate_probability): Update return heuristic for commonized
11850 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11852 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11854 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11856 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11857 * doc/cpp.texi: Standardize title page.
11858 * doc/cppinternals.texi: Likewise.
11859 * doc/gcc.texi: Standardize title page, remove version number
11860 from copyright page.
11861 * doc/gccint.texi: Likewise.
11862 * doc/install.texi: Standardize title page, add table of
11865 2007-02-26 Jan Hubicka <jh@suse.cz>
11867 * predict.def: Set outcomes according to more recent results.
11868 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11869 Remove dead predictors.
11870 * predict.c (return_prediction): Fix pasto.
11872 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11874 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11875 change; avoid a memory leak when returning early.
11877 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11879 * c-decl.c (static_ctors): Move to c-common.c.
11880 (static_dtors): Likewise.
11881 (finish_function): Use c_record_cdtor_fn.
11882 (build_cdtor): Move to c-common.c.
11883 (c_write_global_declarations): Use c_build_cdtor_fns.
11884 * c-common.h (static_ctors): Declare.
11885 (static_dtors): Likewise.
11886 (c_record_cdtor_fn): Likewise.
11887 (c_build_cdtor_fns): Likewise.
11888 * c-common.c (static_ctors): New variable.
11889 (static_dtors): Likewise.
11890 (c_record_cdtor_fn): New function.
11891 (build_cdtor): Move from c-decl.c
11892 (c_build_cdtor_fns): New function.
11894 * output.h (assemble_addr_to_section): Declare.
11895 (get_cdtor_priority_section): Likewise.
11896 * varasm.c (assemble_addr_to_section): New function.
11897 (get_cdtor_priority_section): Likewise.
11898 (default_named_section_asm_out_destructor): Use them.
11899 (destor_dtor_section_asm_out_destructor): Likewise.
11900 (default_named_section_asm_out_constructor): Likewise.
11901 (default_ctor_section_asm_out_constructor): Likewise.
11902 * config.gcc (*-*-vxworks*): Include vxworks.o.
11903 * config/t-vxworks (vxworks.o): New target.
11904 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11905 (TARGET_ASM_CONSTRUCTOR): Define.
11906 (TARGET_ASM_DESTRUCTOR): Likewise.
11907 (vxworks_asm_out_constructor): Declare.
11908 (vxworks_asm_out_destructor): Likewise.
11910 * c-common.c (get_priority): Check that we have not just an
11911 INTEGER_CST, but an integer constant with integeral type.
11913 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11915 PR tree-optimization/30938
11916 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11917 use &dt[nargs-1] instead of &dt[nargs] in the call to
11918 vect_is_simple_use().
11920 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11922 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11923 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11924 Do not attempt to handle MEM inside auto-inc expressions.
11925 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11926 of a register modified by an auto-inc expression. However, do handle
11927 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11928 (elimination_effects): Prohibit elimination of a register modified
11929 by an auto-inc expression. Disable register elimination rules whose
11930 target register is modified by an auto-inc expression with variable
11933 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11935 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11937 (array_at_struct_end_p): New function.
11938 (idx_infer_loop_bounds): Use it.
11939 (estimate_numbers_of_iterations_loop): Export.
11940 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11941 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11942 (tree_estimate_probability): Call record_loop_exits.
11943 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11944 (estimated_loop_iterations, estimated_loop_iterations_int,
11945 estimated_loop_iterations_tree): New functions.
11946 (analyze_siv_subscript_cst_affine,
11947 compute_overlap_steps_for_affine_1_2,
11948 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11949 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11950 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11951 (PRED_LOOP_ITERATIONS_GUESSED): New.
11952 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11953 * cfgloop.h (estimate_numbers_of_iterations_loop,
11954 estimated_loop_iterations_int): Declare.
11956 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11958 * doc/extend.texi: Document optional priority argument to
11959 constructors and destructors.
11960 * tree.c (init_priority_for_decl): Adjust GTY markers.
11961 (init_ttree): Use priority-info hash functions for
11962 init_priority_for_decl.
11963 (tree_map_eq): Rename to ...
11964 (tree_map_base_eq): ... this.
11965 (tree_map_marked_p): Rename to ...
11966 (tree_map_base_marked_p): ... this.
11967 (tree_map_base_hash): New function.
11968 (decl_init_priority_lookup): Rework.
11969 (decl_fini_priority_lookup): New function.
11970 (decl_priority_info): New function.
11971 (decl_init_priority_insert): Use it.
11972 (decl_fini_priority_insert): Likewise.
11973 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11975 (decl_restrict_base_insert): Likewise.
11976 (decl_debug_expr_insert): Likewise.
11977 (decl_value_expr_lookup): Likewise.
11978 (decl_value_expr_insert): Likewise.
11979 * tree.h (priority_type): New type.
11980 (decl_init_priority_lookup): Use priority_type.
11981 (decl_fini_priority_lookup): New function.
11982 (decl_init_priority_insert): Use priority_type.
11983 (decl_fini_priority_insert): New function.
11984 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11985 (DECL_INIT_PRIORITY): Likewise.
11986 (SET_DECL_INIT_PRIORITY): Add comment.
11987 (DECL_FINI_PRIORITY): New macro.
11988 (SET_DECL_FINI_PRIORITY): Likewise.
11989 (DEFAULT_INIT_PRIORITY): Document.
11990 (MAX_INIT_PRIORITY): Likewise.
11991 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11992 (tree_map_base): New type.
11993 (tree_map_base_eq): New function.
11994 (tree_map_base_hash): Likewise.
11995 (tree_map_base_marked_p): Likewise.
11996 (tree_map): Inherit from tree_map_base.
11997 (tree_map_eq): Make it a macro.
11998 (tree_map_marked_p): Likewise.
11999 (tree_int_map): Inherit from tree_map_base.
12000 (tree_int_map_eq): Make it a macro.
12001 (tree_int_map_hash): Likewise.
12002 (tree_int_map_marked_p): Likewise.
12003 (tree_priority_map): New type.
12004 (tree_priority_map_eq): New macro.
12005 (tree_priority_map_hash): Likewise.
12006 (tree_priority_map_marked_p): Likewise.
12007 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12009 (emutls_common_1): Likewise.
12010 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12011 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12012 of tree_map hierarchy.
12013 * tree-cfg.c (move_stmt_r): Likewise.
12014 (new_label_mapper): Likewise.
12015 * c-tree.h (c_expand_body): Move to ...
12016 * c-common.h (c_expand_body): ... here.
12017 * c-decl.c (c_expand_body): Move to ...
12018 * c-common.c (c_expand_body): ... here.
12019 (c_common_attribute_table): Allow 1 argument for the constructor
12020 and destructor attributes.
12021 (get_priority): New function.
12022 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12023 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12025 2007-02-24 Jan Hubicka <jh@suse.cz>
12027 PR middle-end/30509
12028 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12029 copying for inlining.
12031 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12032 Jan Hubicka <jh@suse.cz>
12035 * i386.c (counter_mode): New function.
12036 (expand_set_or_movmem_via_loop): Use it.
12037 (expand_movmem_epilogue): Likewise; fix pasto.
12038 (ix86_expand_movmem): Do emit guard even for constant counts.
12039 (ix86_expand_setmem): Likewise.
12041 2007-02-25 Nick Clifton <nickc@redhat.com>
12043 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12044 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12046 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12049 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12050 count argument with 0x10, not with 0x16.
12051 (expand_setmem_epilogue): Ditto.
12053 2007-02-24 Mike Stump <mrs@apple.com>
12055 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12058 2007-02-24 Richard Guenther <rguenther@suse.de>
12060 PR middle-end/30951
12061 * fold-const.c (fold_binary): Fold x +- CST op x for
12062 EQ_EXPR and NE_EXPR.
12064 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12066 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12068 2007-02-24 Jan Hubicka <jh@suse.cz>
12070 * cgraphunit.c (decide_is_function_needed): Honor
12071 -fkeep-inline-functions.
12073 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12075 * builtins.c (fold_builtin_modf): New.
12076 (fold_builtin_2): Use it.
12078 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12080 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12081 (determine_max_iter): Take additional LOOP arg; all callers changed.
12082 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12083 one using simplifications.
12084 (simplify_using_initial_values): Return if the expression becomes
12085 invalid due to altered regs.
12087 2007-02-23 DJ Delorie <dj@redhat.com>
12089 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12091 2007-02-23 Mike Stump <mrs@apple.com>
12093 * tlink.c (scan_linker_output): Parse linker messages from
12094 darwin9's linker better.
12096 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12099 * varpool.c (varpool_assemble_pending_decls): Set
12100 varpool_last_needed_node to null.
12102 2007-02-23 DJ Delorie <dj@redhat.com>
12104 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12105 alignment bigger than the object file can handle.
12107 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12110 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12111 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12112 (*movsf_1): Penalize MMX moves.
12114 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12116 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12117 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12119 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12121 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12123 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12124 (fold_builtin_1): Use them.
12125 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12126 BUILT_IN_SIGNIFICAND.
12128 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12130 * config/i386/i386.c (bdesc_1arg): Initialize
12131 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12132 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12133 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12134 and IX86_BUILTIN_MOVSLDUP.
12136 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12138 PR rtl-optimization/30841
12139 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12141 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12143 * builtins.c (fold_builtin_frexp): New.
12144 (fold_builtin_2): Use it.
12146 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12148 * doc/invoke.texi (Spec Files): Document getenv spec function.
12150 * gcc.c (getenv_spec_function): New function.
12151 (static_spec_functions): Add it.
12152 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12153 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12156 2007-02-22 Michael Matz <matz@suse.de
12159 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12160 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12162 2007-02-22 Ian Lance Taylor <iant@google.com>
12165 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12166 (mem_loc_descriptor): Call it.
12168 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12169 Ira Rosen <irar@il.ibm.com>
12171 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12173 2007-02-22 Ira Rosen <irar@il.ibm.com>
12175 PR tree-optimization/30843
12176 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12177 stores only after all the group is vectorized.
12179 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12181 PR tree-optimization/30858
12182 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12183 in the reduction cycle have a single use in the loop.
12184 * tree-vectorizer.h (relevant): Add documentation.
12186 2007-02-20 Mike Stump <mrs@apple.com>
12188 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12189 * configure: Regenerate.
12191 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12193 Change the defaults of some parameters and options.
12194 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12195 * config/spu/spu.c (spu_optimization_options): Add.
12196 (spu_override_options): Change params in spu_optimization_options.
12197 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12199 Register 127 is only 16 byte aligned when used as a frame pointer.
12200 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12201 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12202 HARD_FRAME_POINTER_REGNUM.
12203 (spu_legitimate_address): Use regno_aligned_for_reload.
12204 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12205 aligned when frame_pointer_needed is true.
12206 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12208 * config/spu/spu.h (INIT_EXPANDERS): Define.
12210 Make sure shift and rotate instructions have valid immediate operands.
12211 * config/spu/predicates.md (spu_shift_operand): Remove.
12212 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12213 * config/spu/constraints.md (W, O): Extend range.
12214 * config/spu/spu.md (umask, nmask): Define.
12215 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12216 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12217 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12218 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12219 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12220 (lshr<mode>3_reg): Fix rtl description.
12222 Make sure mulhisi immediate operands are valid.
12223 * config/spu/predicates.md (imm_K_operand): Add.
12224 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12226 Generate constants using fsmbi and andi.
12227 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12228 (print_operand, spu_split_immediate, classify_immediate,
12229 fsmbi_const_p): Handle IC_FSMBI2.
12231 Correctly handle a CONST_VECTOR containing symbols.
12232 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12233 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12234 (immediate_load_p): Allow symbols that use 2 instructions to create.
12235 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12236 with symbols when flag_pic is set.
12237 (const_vector_immediate_p): New.
12238 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12239 accept a CONST_VECTOR with symbols.
12240 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12241 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12243 * config/spu/spu.md (high, low): Delete.
12244 (low_<mode>): Define.
12246 Remove INTRmode and INTR_REGNUM, which didn't work.
12247 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12249 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12250 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12251 peephole2 pattern): Don't use INTR or 131.
12252 (movintrcc): Delete.
12253 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12254 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12255 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12256 (UNSPEC_SET_INTR): Add.
12257 * config/spu/spu-modes.def (INTR): Remove.
12259 More accurate warnings about run-time relocations.
12260 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12262 Correctly warn about immediate arguments to specific intrinsics.
12263 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12264 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12265 the instruction predicate.
12267 Fix tree check errors with latest update.
12268 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12270 (spu_expand_builtin): Use CALL_EXPR_FN.
12272 Add missing specific intrinsics.
12273 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12275 * config/spu/spu_internals.h: Ditto.
12277 Fix incorrect operand modifiers.
12278 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12279 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12281 Optimize one case of zero_extend of a vec_select.
12282 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12284 Accept any immediate for hbr.
12285 * config/spu/spu.md (hbr): Change s constraints to i.
12287 2007-02-21 Paul Brook <paul@codesourcery.com>
12289 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12290 condexec_count when skipping USE and CLOBBER.
12292 2007-02-21 Nick Clifton <nickc@redhat.com>
12294 * common.opt (Warray-bounds): Add Warning attribute.
12295 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12297 (fsized-zeroes): Add Optimization attribute.
12298 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12299 * c.opt (Wc++0x-compat): Add Warning attribute.
12301 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12303 PR middle-end/30761
12304 * reload1.c (eliminate_regs_in_insn): In the single_set special
12305 case, attempt to re-recognize the insn before falling back to
12306 having reload fix it up.
12308 2007-02-20 Eric Christopher <echristo@gmail.com>
12310 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12311 Rewrite accordingly.
12312 (frv_read_iacc_argument): Ditto.
12313 (frv_expand_set_builtin): Take a call instead of arglist, update for
12315 (frv_expand_unop_builtin): Ditto.
12316 (frv_expand_binop_builtin): Ditto.
12317 (frv_expand_cut_builtin): Ditto.
12318 (frv_expand_binopimm_builtin): Ditto.
12319 (frv_expand_voidbinop_builtin): Ditto.
12320 (frv_expand_int_void2arg): Ditto.
12321 (frv_expand_prefetches): Ditto.
12322 (frv_expand_voidtriop_builtin): Ditto.
12323 (frv_expand_voidaccop_builtin): Ditto.
12324 (frv_expand_load_builtin): Ditto.
12325 (frv_expand_store_builtin): Ditto.
12326 (frv_expand_mdpackh_builtin): Ditto.
12327 (frv_expand_mclracc_builtin): Ditto.
12328 (frv_expand_mrdacc_builtin): Ditto.
12329 (frv_expand_mwtacc_builtin): Ditto.
12330 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12333 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12335 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12336 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12338 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12339 point instructions.
12340 * configure: Regenerate.
12341 * config.in: Regenerate.
12342 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12343 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12344 masks to power6 and power6x and to POWERPC_MASKS.
12345 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12347 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12348 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12349 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12350 Access PROTOTYPE as variable, not mask.
12352 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12354 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12355 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12356 * combine.c (adjust_for_new_dest): Use it.
12357 * postreload.c (reload_combine): Likewise.
12359 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12361 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12362 notes on an insn with multiple sets, even if single_set returns
12363 non-NULL for that insn.
12365 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12367 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12368 scalbn and scalbln.
12370 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12372 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12373 if user didn't pass it.
12374 * config/i386/darwin.h (CC1_SPEC): Likewise.
12375 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12376 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12377 -mmacosx-version-min.
12379 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12380 Uros Bizjak <ubizjak@gmail.com>
12382 * optabs.h (enum optab_index): Add new OTI_scalb.
12383 (scalb_optab): Define corresponding macro.
12384 * optabs.c (init_optabs): Initialize scalb_optab.
12385 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12387 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12388 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12389 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12390 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12391 flag_unsafe_math_optimizations is set.
12393 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12394 to implement scalbf, scalb and scalbl built-ins as inline x87
12397 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12398 DJ Delorie <dj@redhat.com>
12401 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12402 (diagnostic_report_diagnostic): ... here, and turn them into real
12403 errors. If warnings are inhibited, no need to do anything.
12405 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12407 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12408 better code generation.
12410 2007-02-20 Ben Elliston <bje@au.ibm.com>
12412 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12414 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12416 * config/alpha/alpha.c, config/alpha/alpha.md,
12417 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12418 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12419 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12420 config/arm/lib1funcs.asm: Follow spelling conventions.
12422 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12423 config/fr30/fr30.md, config/i386/i386.h,
12424 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12425 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12426 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12427 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12428 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12429 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12430 config/sparc/sparc.c, config/sparc/sparc.h,
12431 config/sparc/sparc.md, config/spu/constraints.md,
12432 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12435 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12438 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12441 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12443 * doc/invoke.texi (-ftree-lrs): Remove.
12445 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12447 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12450 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12452 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12453 new CALL_EXPR_FN macro for retrieving the function
12454 declaration of the input expression.
12456 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12458 * c.opt (Waddress): New.
12459 * common.opt (Walways-true): Delete.
12460 (Wstring-literal-comparison): Delete.
12461 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12462 -Wstring-literal-comparison. Add -Waddress.
12464 (Walways-true): Delete.
12465 (Wstring-literal-comparison): Delete.
12466 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12467 consistently instead of -Walways-true in example.
12468 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12469 * c-typeck.c (parser_build_binary_op): Replace
12470 -Wstring-literal-comparison and -Walways-true with -Waddress.
12471 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12474 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12476 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12477 without DECL_STRUCT_FUNCTION initialized.
12479 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12481 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12482 due to calls to functions taking pointers as parameters.
12484 2007-02-19 Richard Henderson <rth@redhat.com>
12487 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12490 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12492 * config/s390/s390.c (s390_call_saved_register_used,
12493 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12494 accessed to the new scheme.
12496 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12498 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12499 (cris_print_index, cris_print_operand, cris_print_operand_address)
12500 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12501 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12502 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12503 GET_CODE () == xxx.
12504 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12505 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12506 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12507 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12508 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12509 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12510 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12511 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12512 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12513 (uminsi3, call, call_value): Ditto.
12514 (define_split: indir_to_reg_split, unnamed): Ditto.
12516 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12518 PR tree-optimization/30975
12519 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12522 2007-02-18 Eric Christopher <echristo@gmail.com>
12524 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12525 Remove use of arglist.
12526 (mips_expand_builtin): Remove use of arglist, pass in expr.
12527 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12528 (mips_expand_builtin_movtf): Ditto.
12529 (mips_expand_builtin_compare): Ditto.
12531 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12533 * tree-sra.c (sra_build_assignment): Replace assertion
12534 checking with a comment explaining why it can't be done.
12536 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12538 PR middle-end/30833
12539 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12540 during CALL_EXPR representation conversion.
12541 * tree-ssa-propagate.c (set_rhs): Likewise.
12543 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12545 * tree-sra.c (sra_build_assignment): Disable assertion checking
12548 2007-02-18 Roger Sayle <roger@eyesopen.com>
12550 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12551 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12552 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12554 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12555 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12556 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12557 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12558 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12559 force_gimple_operand): Likewise.
12560 * ipa-cp.c (constant_val_insert): Likewise.
12561 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12562 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12563 perfect_nestify): Likewise.
12564 * langhooks.c (lhd_omp_assignment): Likewise.
12565 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12566 lower_copyprivate_clauses, lower_send_clauses,
12567 lower_send_shared_vars, expand_parallel_call,
12568 expand_omp_for_generic, expand_omp_for_static_nochunk,
12569 expand_omp_for_static_chunk, expand_omp_sections,
12570 lower_omp_single_copy, lower_omp_for_lastprivate,
12571 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12572 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12573 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12576 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12578 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12579 config/sh/sh.md: Follow spelling conventions.
12581 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12582 config/frv/predicates.md: Follow spelling conventions.
12584 * config/m68k/linux-unwind.h: Fix a comment typo.
12585 * target.h: Follow spelling conventions.
12587 2007-02-18 Roger Sayle <roger@eyesopen.com>
12589 PR rtl-optimization/28173
12590 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12591 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12592 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12593 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12594 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12596 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12598 * builtins.c (fold_builtin_load_exponent): New.
12599 (fold_builtin_2): Use it.
12601 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12603 PR rtl-optimization/30773
12604 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12605 if we fail to attach a REG_EQUIV note.
12607 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12608 Roger Sayle <roger@eyesopen.com>
12610 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12612 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12614 * calls.c (initialize_argument_information): Pass original EXP
12615 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12616 code to split complex arguments here, as part of initializing the
12618 (expand_call): Remove code that builds a list of arguments and
12619 inserts implicit arguments into it. Instead, just count how many
12620 implicit arguments there will be so we can determine the size of
12621 the ARGS array, and let initialize_argument_information do the work.
12622 (split_complex_values): Delete unused function.
12624 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12626 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12628 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12630 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12631 for arg pointer based indexed addressing.
12633 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12635 * config/ia64/ia64.h, config/ia64/ia64.md,
12636 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12637 spelling conventions.
12639 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12641 * config/m68k/m68k.c (split_di): New.
12642 * config/m68k/m68k-protos.h: Declare split_di.
12643 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12644 Improve predicate handling and split constant shifts.
12646 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12648 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12649 parameter for register bitfield operations, general predicates
12652 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12654 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12655 * config/m68k/linux-unwind.h: New file.
12657 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12659 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12660 config/i386/athlon.md, config/ia64/ia64.md,
12661 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12662 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12663 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12664 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12665 tree-vect-transform.c: Fix comment typos.
12667 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12669 * sched-deps.c (find_insn_list): Remove.
12670 * sched-int.h: Remove the prototype for find_insn_list.
12672 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12674 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12676 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12677 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12678 darwin_rs6000_override_options.
12679 (C_COMMON_OVERRIDE_OPTIONS): Expect
12680 darwin_macosx_version_min to be non-NULL always.
12681 (TARGET_C99_FUNCTIONS): Likewise.
12682 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12683 (DARWIN_MINVERSION_SPEC): New.
12684 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12685 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12687 (DARWIN_MINVERSION_SPEC): New.
12688 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12690 * config/darwin-c.c (darwin_cpp_builtins): Expect
12691 darwin_macosx_version_min to be non-NULL always.
12693 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12695 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12697 * config/i386/i386.h (x86_use_xchgb): New.
12698 (TARGET_USE_XCHGB): New macro.
12699 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12700 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12701 Split after reload into bswaphi for shifts of 8.
12702 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12703 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12704 or when optimizing for size.
12706 2007-02-16 Richard Guenther <rguenther@suse.de>
12707 Christian Bruel <christian.bruel@st.com>
12709 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12710 DECLs but prefer SSA_NAMEs over DECLs.
12712 2007-02-16 Richard Guenther <rguenther@suse.de>
12714 * tree-flow-inline.h (single_imm_use_p): Remove.
12715 (zero_imm_uses_p): Likewise.
12716 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12717 instead of single_imm_use_p.
12718 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12721 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12724 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12725 nested double- and backquotes.
12727 2007-02-15 Roger Sayle <roger@eyesopen.com>
12729 PR middle-end/30391
12730 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12731 should be unreachable.
12732 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12733 For the time being redirect GIMPLE_MODIFY_STMT to the new
12734 (renamed) build_gimple_modify_stmt_stat.
12735 (build2_gimple_stat): Rename to...
12736 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12737 Always build a GIMPLE_MODIFY_STMT node.
12738 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12739 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12742 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12743 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12744 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12745 expand_complex_div_wide): Likewise.
12746 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12747 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12748 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12749 * tree-ssa-loop-manip.c (create_iv): Likewise.
12750 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12751 abs_replacement): Likewise.
12752 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12753 realify_fake_stores): Likewise.
12755 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12756 node rather than a GIMPLE_MODIFY_STMT node.
12757 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12758 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12760 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12761 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12762 GIMPLE_MODIFY_STMT.
12764 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12766 PR middle-end/30433
12767 * fold-const.c (fold_comparison): Add back the
12768 folding of constant complex comparisions.
12770 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12772 PR middle-end/30729
12773 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12774 effects unknown to this function, return early.
12776 2007-02-15 Ian Lance Taylor <iant@google.com>
12778 * lower-subreg.c (move_eh_region_note): New static function.
12779 (resolve_simple_move): Call it.
12780 (decompose_multiword_subregs): Track blocks for which we resolve a
12781 simple move which is also a control flow insn. Pass them to
12782 find_many_sub_basic_blocks.
12783 (pass_lower_subreg): Add TODO_verify_flow.
12784 (pass_lower_subreg2): Likewise.
12786 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12787 Brooks Moses <brooks.moses@codesourcery.com>
12788 Lee Millward <lee.millward@codesourcery.com>
12790 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12791 (VL_EXP_CLASS_P): New.
12792 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12794 (TREE_OPERAND_CHECK_CODE): Likewise.
12795 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12796 (TREE_RTL_OPERAND_CHECK): Likewise.
12797 (tree_operand_check_failed): Make second parameter the whole tree
12798 instead of its code. Fixed callers.
12799 (VL_EXP_CHECK): New.
12800 (TREE_OPERAND_LENGTH): New.
12801 (VL_EXP_OPERAND_LENGTH): New.
12802 (CALL_EXPR_FN): New.
12803 (CALL_EXPR_STATIC_CHAIN): New.
12804 (CALL_EXPR_ARGS): New.
12805 (CALL_EXPR_ARG): New.
12806 (call_expr_nargs): New.
12807 (CALL_EXPR_ARGP): New.
12808 (build_nt_call_list): Declare.
12809 (build_vl_exp_stat): Declare.
12810 (build_vl_exp): New.
12811 (build_call_list): Declare.
12812 (build_call_nary): Declare.
12813 (build_call_valist): Declare.
12814 (build_call_array): Declare.
12815 (call_expr_arg): Declare.
12816 (call_expr_argp): Declare.
12817 (call_expr_arglist): Declare.
12818 (fold_build_call_list): Declare.
12819 (fold_build_call_list_initializer): Declare.
12820 (fold_call_expr): Declare to replace fold_builtin.
12821 (fold_builtin_fputs): Update to agree with modified definition.
12822 (fold_builtin_strcpy): Likewise.
12823 (fold_builtin_strncpy): Likewise.
12824 (fold_builtin_memory_chk): Likewise.
12825 (fold_builtin_stxcpy_chk): Likewise.
12826 (fold_builtin_strncpy_chk): Likewise.
12827 (fold_builtin_next_arg): Likewise.
12828 (fold_build_call_expr): Declare.
12829 (fold_builtin_call_list): Declare.
12830 (fold_builtin_call_valist): Declare.
12831 (build_call_expr): Declare.
12832 (validate_arglist): Update to agree with modified definition.
12833 (tree_operand_length): New.
12834 (call_expr_arg_iterator): New.
12835 (init_call_expr_arg_iterator): New.
12836 (next_call_expr_arg): New.
12837 (first_call_expr_arg): New.
12838 (more_call_expr_args_p): New.
12839 (FOR_EACH_CALL_EXPR_ARG): New.
12841 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12842 and tcc_gimple_stmt.
12843 (tree_code_size): Update documentation. Use sizeof (tree) rather
12844 than sizeof (char *).
12845 (tree_size): Likewise. Add case for tcc_vl_exp.
12846 (tree_node_structure): Add case for tcc_vl_exp.
12847 (contains_placeholder_p): Likewise.
12848 (substitute_in_expr): Likewise.
12849 (substitute_placeholder_in_expr): Likewise.
12850 (stabilize_reference_1): Likewise.
12851 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12852 to diagnose breakage of this interface for constructing CALL_EXPRs.
12853 (build_nt): Add similar assertion here.
12854 (build_nt_call_list): New.
12855 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12856 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12858 (get_callee_fndecl): Use new CALL_EXPR accessors.
12859 (tree_operand_check_failed): Change parameters to pass entire node
12860 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12861 (process_call_operands): New.
12862 (build_vl_exp_stat): New.
12863 (build_call_list): New.
12864 (build_call_nary): New.
12865 (build_call_valist): New.
12866 (build_call_array): New.
12867 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12868 (call_expr_arglist): New.
12870 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12871 tcc_vl_exp instead of a fixed-size tcc_expression.
12873 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12874 accessors for CALL_EXPRs.
12875 (AGGR_INIT_EXPR): Likewise.
12877 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12878 Brooks Moses <brooks.moses@codesourcery.com>
12879 Lee Millward <lee.millward@codesourcery.com>
12881 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12882 (expand_builtin_nonlocal_goto): Change parameter to be entire
12883 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12884 (expand_builtin_prefetch): Likewise.
12885 (expand_builtin_classify_type): Likewise.
12886 (mathfn_built_in): Return NULL_TREE instead of 0.
12887 (expand_errno_check): Use new CALL_EXPR accessors.
12888 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12889 Return NULL_RTX instead of 0.
12890 (expand_builtin_mathfn_2): Likewise.
12891 (expand_builtin_mathfn_3): Likewise.
12892 (expand_builtin_interclass_mathfn): Likewise.
12893 (expand_builtin_sincos): Likewise.
12894 (expand_builtin_cexpi): Likewise.
12895 (expand_builtin_int_roundingfn): Likewise.
12896 (expand_builtin_int_roundingfn_2): Likewise.
12897 (expand_builtin_pow): Likewise.
12898 (expand_builtin_powi): Likewise.
12899 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12900 of arglist, fixing callers appropriately. Use new CALL_EXPR
12901 accessors and constructors. Return NULL_RTX instead of 0.
12902 (expand_builtin_strstr): Likewise.
12903 (expand_builtin_strchr): Likewise.
12904 (expand_builtin_strrchr): Likewise.
12905 (expand_builtin_strpbrk): Likewise.
12906 (expand_builtin_memcpy): Likewise.
12907 (expand_builtin_mempcpy): Likewise.
12908 (expand_builtin_mempcpy_args): New.
12909 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12910 (expand_builtin_memmove_args): New.
12911 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12912 (expand_movstr): Likewise.
12913 (expand_builtin_strcpy): Likewise.
12914 (expand_builtin_strcpy_args): New.
12915 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12916 (expand_builtin_strncpy): Likewise.
12917 (expand_builtin_memset): Likewise.
12918 (expand_builtin_memset_args): New.
12919 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12920 (expand_builtin_memcmp): Likewise.
12921 (expand_builtin_strcmp): Likewise.
12922 (expand_builtin_strncmp): Likewise.
12923 (expand_builtin_strcat): Likewise.
12924 (expand_builtin_strncat): Likewise.
12925 (expand_builtin_strspn): Likewise.
12926 (expand_builtin_strcspn): Likewise.
12927 (expand_builtin_args_info): Likewise.
12928 (expand_builtin_va_start): Likewise.
12929 (gimplify_va_arg_expr): Likewise.
12930 (expand_builtin_va_end): Likewise.
12931 (expand_builtin_va_copy): Likewise.
12932 (expand_builtin_frame_address): Likewise.
12933 (expand_builtin_alloca): Likewise.
12934 (expand_builtin_bswap): Likewise.
12935 (expand_builtin_unop): Likewise.
12936 (expand_builtin_fputs): Likewise.
12937 (expand_builtin_expect): Likewise.
12938 (expand_builtin_fabs): Likewise.
12939 (expand_builtin_copysign): Likewise.
12940 (expand_builtin_printf): Likewise.
12941 (expand_builtin_fprintf): Likewise.
12942 (expand_builtin_sprintf): Likewise.
12943 (expand_builtin_init_trampoline): Likewise.
12944 (expand_builtin_signbit): Likewise.
12945 (expand_builtin_fork_or_exec): Likewise.
12946 (expand_builtin_sync_operation): Likewise.
12947 (expand_builtin_compare_and_swap): Likewise.
12948 (expand_builtin_lock_test_and_set): Likewise.
12949 (expand_builtin_lock_release): Likewise.
12950 (expand_builtin): Likewise.
12951 (builtin_mathfn_code): Likewise.
12953 (fold_builtin_constant_p): Pass call arguments individually instead
12954 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12955 accessors and constructors. Return NULL_TREE instead of 0.
12956 (fold_builtin_expect): Likewise.
12957 (fold_builtin_classify_type): Likewise.
12958 (fold_builtin_strlen): Likewise.
12959 (fold_builtin_nan): Likewise.
12960 (integer_valued_real_p): Likewise.
12961 (fold_trunc_transparent_mathfn): Likewise.
12962 (fold_fixed_mathfn): Likewise.
12963 (fold_builtin_cabs): Likewise.
12964 (fold_builtin_sqrt): Likewise.
12965 (fold_builtin_cbrt): Likewise.
12966 (fold_builtin_cos): Likewise.
12967 (fold_builtin_cosh): Likewise.
12968 (fold_builtin_tan): Likewise.
12969 (fold_builtin_sincos): Likewise.
12970 (fold_builtin_cexp): Likewise.
12971 (fold_builtin_trunc): Likewise.
12972 (fold_builtin_floor): Likewise.
12973 (fold_builtin_ceil): Likewise.
12974 (fold_builtin_round): Likewise.
12975 (fold_builtin_int_roundingfn): Likewise.
12976 (fold_builtin_bitop): Likewise.
12977 (fold_builtin_bswap): Likewise.
12978 (fold_builtin_logarithm): Likewise.
12979 (fold_builtin_hypot): Likewise.
12980 (fold_builtin_pow): Likewise.
12981 (fold_builtin_powi): Likewise.
12982 (fold_builtin_exponent): Likewise.
12983 (fold_builtin_memset): Likewise.
12984 (fold_builtin_bzero): Likewise.
12985 (fold_builtin_memory_op): Likewise.
12986 (fold_builtin_bcopy): Deleted; call site changed to invoke
12987 fold_builtin_memory_op directly.
12988 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12989 (fold_builtin_strncpy): Likewise.
12990 (fold_builtin_memcmp): Likewise.
12991 (fold_builtin_strcmp): Likewise.
12992 (fold_builtin_strncmp): Likewise.
12993 (fold_builtin_signbit): Likewise.
12994 (fold_builtin_copysign): Likewise.
12995 (fold_builtin_isascii): Likewise.
12996 (fold_builtin_toascii): Likewise.
12997 (fold_builtin_isdigit): Likewise.
12998 (fold_builtin_fabs): Likewise.
12999 (fold_builtin_abs): Likewise.
13000 (fold_builtin_fmin_fmax): Likewise.
13001 (fold_builtin_carg): Likewise.
13002 (fold_builtin_classify): Likewise.
13003 (fold_builtin_unordered_cmp): Likewise.
13005 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13006 New functions split out from fold_builtin_1.
13007 (fold_builtin_n): New.
13008 (fold_builtin_varargs): New.
13009 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13011 (fold_call_expr): New.
13012 (build_function_call_expr): Rewrite to use new helper function.
13013 (fold_builtin_call_list): New.
13014 (build_call_expr): New.
13015 (fold_builtin_call_valist): New.
13016 (rewrite_call_expr): New.
13017 (validate_arg): New.
13018 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13019 of an arglist. Change return type to bool. Use new CALL_EXPR
13022 (fold_builtin_strstr): Pass call arguments individually instead
13023 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13024 accessors and constructors. Return NULL_TREE instead of 0.
13025 (fold_builtin_strchr): Likewise.
13026 (fold_builtin_strrchr): Likewise.
13027 (fold_builtin_strpbrk): Likewise.
13028 (fold_builtin_strcat): Likewise.
13029 (fold_builtin_strncat): Likewise.
13030 (fold_builtin_strspn): Likewise.
13031 (fold_builtin_strcspn): Likewise.
13032 (fold_builtin_fputs): Likewise.
13033 (fold_builtin_next_arg): Likewise.
13034 (fold_builtin_sprintf): Likewise.
13036 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13037 NULL_RTX instead of 0.
13038 (expand_builtin_memory_chk): Likewise.
13039 (maybe_emit_chk_warning): Likewise.
13040 (maybe_emit_sprintf_chk_warning): Likewise.
13042 (fold_builtin_object_size): Pass call arguments individually instead
13043 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13044 accessors and constructors. Return NULL_TREE instead of 0.
13045 (fold_builtin_memory_chk): Likewise.
13046 (fold_builtin_stxcpy_chk): Likewise.
13047 (fold_builtin_strncpy_chk): Likewise.
13048 (fold_builtin_strcat_chk): Likewise.
13049 (fold_builtin_strcat_chk): Likewise.
13050 (fold_builtin_strncat_chk): Likewise.
13051 (fold_builtin_sprintf_chk): Likewise.
13052 (fold_builtin_snprintf_chk): Likewise.
13053 (fold_builtin_printf): Likewise.
13054 (fold_builtin_vprintf): Likewise.
13056 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13058 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13059 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13060 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13061 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13062 (fold_unary): Likewise.
13063 (fold_binary): Likewise.
13064 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13065 ternary expressions.
13066 (fold): Add logic for tcc_vl_exp.
13067 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13068 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13069 (fold_build3_stat): Add assertion to flag broken interface for
13070 constructing CALL_EXPRs.
13071 (fold_build_call_list): New.
13072 (fold_build_call_list_initializer): New.
13073 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13075 (fold_strip_sign_ops): Likewise.
13077 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13078 Brooks Moses <brooks.moses@codesourcery.com>
13079 Lee Millward <lee.millward@codesourcery.com>
13081 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13082 accessors and dump arguments explicitly.
13084 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13086 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13088 (print_call_name): Use new CALL_EXPR accessors.
13090 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13091 CALL_EXPR arguments explicitly instead of as a list. Use
13092 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13094 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13095 (vrp_visit_stmt): Likewise.
13097 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13098 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13100 (force_move_till_expr): Likewise.
13102 * targhooks.c (default_external_stack_protect_fail): Use
13103 build_call_expr instead of build_function_call_expr.
13104 (default_hidden_stack_protect_fail): Likewise.
13106 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13109 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13110 and walk arguments explicitly.
13112 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13113 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13114 (expand_simple_operations): Likewise.
13115 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13117 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13118 of TREE_CODE_LENGTH.
13119 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13121 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13122 instead of TREE_CODE_LENGTH.
13124 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13125 (tree_ic_transform): Likewise.
13126 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13127 parameter instead of arglist. Fix callers.
13128 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13129 (tree_stringops_transform): Likewise.
13130 (tree_indirect_call_to_profile): Likewise.
13131 (tree_stringops_values_to_profile): Likewise.
13133 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13134 (eliminate_tail_call): Likewise.
13136 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13138 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13139 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13141 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13143 * omp-low.c (build_omp_barrier): Use build_call_expr.
13144 (lower_rec_input_clauses): Likewise.
13145 (lower_reduction_clauses): Likewise.
13146 (expand_parallel_call): Likewise.
13147 (maybe_catch_exception): Likewise.
13148 (expand_omp_for_generic): Likewise.
13149 (expand_omp_for_static_nochunk): Likewise.
13150 (expand_omp_sections): Likewise.
13151 (lower_omp_single_simple): Likewise.
13152 (lower_omp_single_copy): Likewise.
13153 (lower_omp_master): Likewise.
13154 (lower_omp_ordered): Likewise.
13155 (lower_omp_critical): Likewise.
13157 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13158 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13160 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13161 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13162 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13164 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13165 and generalize to handle any number of operands.
13166 (chrec_contains_undetermined): Likewise.
13167 (tree_contains_chrecs): Likewise.
13168 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13170 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13172 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13173 fold_call_expr instead of fold_builtin.
13174 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13175 match declarations there.
13176 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13179 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13180 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13182 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13183 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13185 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13188 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13189 (execute_cse_sincos): Use new CALL_EXPR accessors.
13191 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13193 * gimple-low.c (lower_function_body): Use build_call_expr.
13194 (lower_builtin_setjmp): Likewise.
13196 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13197 (set_storage_via_libcall): Likewise.
13198 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13199 instead of TREE_CODE_LENGTH.
13200 (expand_expr_real_1): Use new CALL_EXPR accessors.
13202 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13203 generalize to handle any number of operands.
13204 (TB_parent_eq): Likewise.
13206 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13207 (strip_builtin_expect): Likewise.
13209 * function.c (gimplify_parameters): Use build_call_expr.
13211 * tree-vectorizer.c (vect_is_simple_reduction): Use
13212 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13214 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13215 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13217 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13220 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13221 (gimplify_decl_expr): Likewise.
13222 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13223 Use new CALL_EXPR iterators.
13224 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13225 (gimplify_modify_expr_to_memset): Likewise.
13226 (gimplify_variable_sized_compare): Likewise.
13227 (gimplify_omp_atomic_fetch_op): Likewise.
13228 (gimplify_omp_atomic_pipeline): Likewise.
13229 (gimplify_omp_atomic_mutex): Likewise.
13230 (gimplify_function_tree): Likewise.
13232 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13233 (call_expr_flags): Likewise.
13234 (expand_call): Likewise.
13236 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13237 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13240 * coverage.c (create_coverage): Use build_call_expr.
13242 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13243 (temp_call_expr_obstack): New.
13244 (pool_copy_list): Delete.
13245 (temp_copy_call_expr): New.
13246 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13247 CALL_EXPR accessors. Get rid of special goo for copying argument
13248 lists and use temp_copy_call_expr instead.
13249 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13250 CALL_EXPR accessors.
13251 (create_expression_by_pieces): Likewise. Use build_call_array
13252 to construct the result instead of fold_build3.
13253 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13254 dealing with argument lists.
13255 (init_pre): Remove references to expression_node_pool and
13256 list_node_pool. Init temp_call_expr_obstack instead.
13257 (fini_pre): Remove references to expression_node_pool and
13260 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13261 and walk arguments explicitly instead of as a list.
13263 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13264 (mx_register_decls): Likewise.
13265 (mudflap_register_call): Likewise.
13266 (mudflap_finish_file): Likewise.
13268 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13269 (ipa_callsite_compute_param): Likewise.
13271 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13272 accessors and constructor.
13274 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13275 accessors and constructor.
13276 (convert_tramp_reference): Likewise.
13277 (convert_call_expr): Likewise.
13278 (finalize_nesting_tree_1): Likewise.
13280 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13283 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13285 * tree-inline.c (initialize_inlined_parameters): Pass entire
13286 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13288 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13289 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13291 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13292 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13293 (vectorizable_reduction): Likewise.
13294 (vectorizable_call): Use new CALL_EXPR iterators.
13295 (vectorizable_conversion): Use build_call_expr.
13296 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13297 (vect_gen_widened_results_half): Use build_call_expr.
13298 (vect_setup_realignment): Likewise.
13299 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13301 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13302 (pass_through_call): Likewise.
13303 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13306 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13307 (tree_gen_pow2_profiler): Likewise.
13308 (tree_gen_one_value_profiler): Likewise.
13309 (tree_gen_ic_func_profiler): Likewise.
13310 (tree_gen_average_profiler): Likewise.
13311 (tree_gen_ior_profiler): Likewise.
13313 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13314 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13315 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13317 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13318 of TREE_CODE_LENGTH.
13320 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13321 of TREE_CODE_LENGTH.
13323 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13325 (convert_to_integer): Likewise.
13327 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13330 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13331 Brooks Moses <brooks.moses@codesourcery.com>
13332 Lee Millward <lee.millward@codesourcery.com>
13334 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13336 * config/frv/frv.c (frv_expand_builtin): Likewise.
13337 * config/s390/s390.c (s390_expand_builtin): Likewise.
13339 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13340 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13342 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13343 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13344 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13345 (ix86_expand_store_builtin): Likewise.
13346 (ix86_expand_unop_builtin): Likewise.
13347 (ix86_expand_unop1_builtin): Likewise.
13348 (ix86_expand_sse_compare): Likewise.
13349 (ix86_expand_sse_comi): Likewise.
13350 (ix86_expand_vec_init_builtin): Likewise.
13351 (ix86_expand_vec_ext_builtin): Likewise.
13352 (ix86_expand_vec_set_builtin): Likewise.
13353 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13355 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13356 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13358 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13359 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13360 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13362 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13364 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13365 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13366 arglist. Use new CALL_EXPR accessors. Fix callers.
13367 (altivec_expand_abs_builtin): Likewise.
13368 (rs6000_expand_binop_builtin): Likewise.
13369 (altivec_expand_predicate_builtin): Likewise.
13370 (altivec_expand_lv_builtin): Likewise.
13371 (spe_expand_stv_builtin): Likewise.
13372 (altivec_expand_stv_builtin): Likewise.
13373 (rs6000_expand_ternop_builtin): Likewise.
13374 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13375 (altivec_expand_st_builtin): Likewise.
13376 (altivec_expand_dst_builtin): Likewise.
13377 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13378 arglist. Use new CALL_EXPR accessors. Fix callers.
13379 (altivec_expand_vec_set_builtin): Likewise.
13380 (altivec_expand_vec_ext_builtin): Likewise.
13381 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13382 (spe_expand_builtin): Likewise.
13383 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13384 arglist. Use new CALL_EXPR accessors. Fix callers.
13385 (spe_expand_evsel_builtin): Likewise.
13386 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13387 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13389 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13390 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13391 (arm_expand_unop_builtin): Likewise.
13392 (arm_expand_builtin): Use new CALL_EXPR accessors.
13394 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13397 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13398 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13400 (bfin_expand_unop_builtin): Likewise.
13401 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13403 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13404 Brooks Moses <brooks.moses@codesourcery.com>
13405 Lee Millward <lee.millward@codesourcery.com>
13407 * c-semantics.c (build_stmt): Add internal diagnostic check.
13409 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13410 accessors. Print arguments explicitly instead of as a list.
13412 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13414 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13415 (c_finish_omp_flish): Likewise.
13417 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13418 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13419 instead of TREE_CODE_LENGTH.
13420 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13421 (c_warn_unused_result): Likewise.
13423 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13426 * doc/invoke.texi (Warning Options): Remove
13427 -Werror-implicit-function-declaration.
13428 (Wimplicit-function-declaration): Update description.
13429 * opts.c (common_handle_option): Move handling of -Werror=* to...
13430 (enable_warning_as_error): ...here.
13431 * opts.h (enable_warning_as_error): Declare.
13432 * c-decl.c (implicit_decl_warning): Unless
13433 -Wno-implicit-function-declaration is given, emit a pedwarn if
13434 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13435 * c.opt (Wimplicit-function-declaration): Replace
13436 mesg_implicit_function_declaration with
13437 warn_implicit_function_declaration.
13438 * c-opts.c (c_common_handle_option):
13439 -Werror-implicit-function-declaration is exactly equal as
13440 -Werror=implicit-function-declaration.
13441 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13442 warn_implicit_function_declaration.
13443 (c_common_post_options): -Wimplict-function-declaration is enabled
13444 by default by -std=c99, otherwise is disabled by default.
13445 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13447 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13449 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13450 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13451 former is ignored but not the latter.
13453 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13455 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13456 is made and the reference doesn't use the alias set of its type,
13457 do not create the temporary using that type.
13459 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13461 * jump.c: Remove prototypes for delete_computation and
13462 delete_prior_computation.
13464 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13466 * jump.c (get_label_after): Delete.
13467 (get_label_before, delete_computation, delete_jump,
13468 delete_prior_computation, follow_jumps): Move...
13469 * reorg.c (delete_computation, delete_prior_computation): ... here...
13470 (get_label_before, delete_jump): ... making these static ...
13471 (follow_jumps): ... and simplifying this since it only runs after
13473 * rtl.h (get_label_after, get_label_before, delete_jump,
13474 follow_jumps): Delete prototypes.
13476 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13478 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13480 2007-02-15 Nick Clifton <nickc@redhat.com>
13482 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13483 order to prevent it from being munged by the target.
13485 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13487 * config/i386/i386.md: Remove misleading comment.
13489 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13491 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13492 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13495 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13497 * tree-sra.c (instantiate_missing_elements): Canonicalize
13499 (sra_build_assignment): New.
13500 (generate_copy_inout, generate_element_copy,
13501 generate_element_zero, generate_one_element_init): Use it.
13503 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13505 * tree-sra.c (instantiate_missing_elements): Canonicalize
13507 (sra_build_assignment): New.
13508 (generate_copy_inout, generate_element_copy,
13509 generate_element_zero, generate_one_element_init): Use it.
13511 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13513 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13516 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13518 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13519 types as aggregates not scalars.
13520 * function.c (assign_stack_temp_for_type): Likewise.
13522 2007-02-14 Roger Sayle <roger@eyesopen.com>
13523 Zdenek Dvorak <dvorakz@suse.cz>
13525 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13528 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13530 * passes.c (next_pass_1): Clear the next field of the copied
13533 2007-02-14 Richard Henderson <rth@redhat.com>
13535 * tree-sra.c (early_sra): New.
13536 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13537 (tree_sra_early, pass_sra_early): New.
13538 * tree-pass.h (pass_sra_early): Declare.
13539 * passes.c (init_optimization_passes): Use it.
13541 2007-02-14 Richard Guenther <rguenther@suse.de>
13543 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13545 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13547 PR tree-optimization/30771
13548 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13550 (vect_analyze_operations): Induction phis can now be marked as
13552 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13553 Update documentation accordingly.
13555 2007-02-14 Nick Clifton <nickc@redhat.com>
13557 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13558 most 3 arguments are supported.
13559 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13561 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13563 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13564 Ensure dst->current is valid.
13566 2007-02-13 Paul Brook <paul@codesourcery.com>
13568 * config.gcc: Add arm*-*-uclinux-*eabi.
13569 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13570 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13571 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13572 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13573 (LINK_SPEC): Define.
13574 (LIB_SPEC): Define.
13575 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13577 * config/arm/uclinux-eabi.h: New file.
13578 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13579 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13582 2007-02-13 Ian Lance Taylor <iant@google.com>
13584 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13585 * flags.h (warn_strict_overflow): Declare.
13586 (enum warn_strict_overflow_code): Define.
13587 (issue_strict_overflow_warning): New static inline function.
13588 * opts.c (warn_strict_overflow): New variable.
13589 (common_handle_option): Handle OPT_Wstrict_overflow and
13590 OPT_Wstrict_overflow_.
13591 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13593 * fold-const.c: Include intl.h.
13594 (fold_deferring_overflow_warnings): New static variable.
13595 (fold_deferred_overflow_warning): New static variable.
13596 (fold_deferred_overflow_code): New static variable.
13597 (fold_defer_overflow_warnings): New function.
13598 (fold_undefer_overflow_warnings): New function.
13599 (fold_undefer_and_ignore_overflow_warnings): New function.
13600 (fold_deferring_overflow_warnings_p): New function.
13601 (fold_overflow_warning): New static function.
13602 (make_range): Add strict_overflow_p parameter. Change all
13604 (extract_muldiv, extract_muldiv_1): Likewise.
13605 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13606 tree_expr_nonnegative_p.
13607 (fold_negate_expr): Call fold_overflow_warning.
13608 (fold_range_test): Likewise.
13609 (fold_comparison): Likewise.
13610 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13611 instead of tree_expr_nonnegative_p.
13612 (tree_expr_nonnegative_warnv_p): Rename from
13613 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13614 (tree_expr_nonnegative_p): New function.
13615 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13616 strict_overflow_p parameter.
13617 (tree_expr_nonzero_p): New function.
13618 * passes.c (verify_interpass_invariants): New static function.
13619 (execute_one_pass): Call it.
13620 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13622 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13623 (estimate_numbers_of_iterations): Likewise.
13624 (scev_probably_wraps_p): Likewise.
13625 * tree-ssa-ccp.c: Include "toplev.h".
13626 (evaluate_stmt): Defer fold overflow warnings until we know we are
13628 (struct fold_stmt_r_data): Add stmt field.
13629 (fold_stmt_r): Defer fold overflow warnings until we know we
13631 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13632 (fold_stmt_inplace): Likewise.
13633 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13634 (cleanup_control_expr_graph): Defer fold overflow warnings until
13635 we know we are going to optimize.
13636 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13637 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13639 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13640 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13641 * tree-ssa-loop-manip.c (create_iv): Likewise.
13642 * c-typeck.c (build_conditional_expr): Likewise.
13643 (build_binary_op): Likewise.
13644 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13645 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13646 (extract_range_from_unary_expr): Likewise.
13647 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13648 assuming that signed overflow does not occur.
13649 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13650 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13651 (fold_defer_overflow_warnings): Declare.
13652 (fold_undefer_overflow_warnings): Declare.
13653 (fold_undefer_and_ignore_overflow_warnings): Declare.
13654 (fold_deferring_overflow_warnings_p): Declare.
13655 (tree_expr_nonzero_warnv_p): Declare.
13656 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13657 of warning options.
13658 (Warning Options): Document -Wstrict-overflow.
13659 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13660 (tree-ssa-ccp.o): Likewise.
13661 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13662 (fold-const.o): Depend on intl.h.
13664 2007-02-13 Ian Lance Taylor <iant@google.com>
13666 PR middle-end/30751
13667 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13670 2007-02-13 Stuart Hastings <stuart@apple.com>
13672 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13674 2007-02-13 Richard Henderson <rth@redhat.com>
13676 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13677 handled_component_p before looking for the indirect_ref.
13679 2007-02-13 Richard Henderson <rth@redhat.com>
13681 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13682 remove flags clobber.
13683 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13684 (bswaphi_lowpart): New.
13685 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13686 remove TARGET_BSWAP test. Delete expander of the same name.
13688 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13689 (expand_unop): Use them.
13691 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13693 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13694 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13695 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13696 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13697 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13698 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13699 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13700 assembler dialect choice from asm templates.
13702 2007-02-12 Richard Henderson <rth@redhat.com>
13704 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13705 (fixuns_trunc<SSEMODEF>si2): Use it.
13706 * config/i386/sse.md (vec_setv4sf_0): Export.
13707 * config/i386/i386.c (ix86_build_const_vector): Export.
13708 (ix86_split_convert_uns_si_sse): Rename from
13709 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13710 * config/i386/i386-protos.h: Update.
13712 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13715 * c-typeck.c (c_finish_return): Improve warning message.
13717 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13719 * alias.c (find_symbolic_term): Delete unused function.
13721 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13723 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13724 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13725 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13727 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13729 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13730 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13731 the function, temporarily point the debug interface to the null one.
13733 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13735 * dwarf2out.c (round_up_to_align): New static function.
13736 (field_byte_offset): Use it to round the offset.
13738 2007-02-12 Richard Henderson <rth@redhat.com>
13740 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13741 (inswl_const): Export.
13743 2007-02-12 Richard Henderson <rth@redhat.com>
13745 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13746 result mode of the libcall, convert back to outmode.
13748 2007-02-12 Roger Sayle <roger@eyesopen.com>
13750 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13751 (bswapdi2): New define_expand to implement 32-bit implementation.
13753 2007-02-12 Nick Clifton <nickc@redhat.com>
13755 * doc/invoke.texi (Overall Options): Document --help=.
13756 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13757 (cc1_options): Pass --help= on to cc1.
13758 (display_help): Add description of --help=.
13759 (process_command): Add code to handle --help=. Allow translated
13760 --help and --target-help switches to be passed on to compiler
13762 (main): Remove unused if statement.
13763 * opts.c (columns): Remove.
13764 (LEFT_COLUMN): Define.
13765 (wrap_help): Add columns argument.
13766 (print_filtered_help): Change parameters to be an include bitmask,
13767 an exclude bitmask, an any bitmask and the column width. Move the
13768 code to display the params list here. Add code to display the
13769 status of options rather than their descriptions if the quiet flag
13771 (print_specific_help): Change parameters to be an include bitmask,
13772 an exclude bitmask and an any bitmask. Move code to look up the
13773 column width here. Decide upon the title for an options listing.
13774 (common_handle_options): Add code to handle --help=. Adapt code
13775 for --help and --target-help to use the revised form of the
13776 print_specific_help function.
13777 (print_help): Delete.
13778 (print_param_help): Delete.
13779 (print_switch): Delete.
13780 * opts.h (cl_lang_count): Add prototype.
13781 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13782 CL_MAX_OPTION_CLASS): New defines.
13783 * optc-gen.awk: Add construction of cl_lang_count.
13784 * c.opt: Add Warning attribute to warning options and Optimization
13785 attribute to optimization options.
13786 * common.opt: Likewise.
13788 Add -fhelp and -ftarget-help as aliases for the transformed --help
13789 and --target-help options.
13790 * opt-functions.awk: Add code to handle Warning and Optimization
13793 2007-02-12 Richard Henderson <rth@redhat.com>
13795 * config/alpha/constraints.md: New file.
13796 * config/alpha/alpha.c: Include tm-constrs.h.
13797 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13798 alpha_extra_constraint): Remove.
13799 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13800 * config/alpha/alpha-protos.h: Update.
13801 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13802 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13803 (EXTRA_CONSTRAINT): Remove.
13804 * config/alpha/alpha.md: Include constraints.md.
13805 (adddi splitter): Use satisfies_constraint_*.
13806 * config/alpha/predicates.md (add_operand): Likewise.
13807 (sext_add_operand, addition_operation): Likewise.
13809 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13811 PR tree-optimization/29145
13812 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13813 in our handling of restrict qualified pointers.
13815 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13818 * doc/invoke.texi (Wunused-value): Update description.
13819 (Wextra): Delete item.
13820 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13821 value of Wunused-value.
13822 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13823 (c_finish_stmt_expr): Don't check extra_warnings.
13824 (emit_side_effect_warnings): The caller is responsible to check
13827 2007-02-11 Roger Sayle <roger@eyesopen.com>
13828 Matt Thomas <matt@3am-software.com>
13830 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13832 2007-02-11 Roger Sayle <roger@eyesopen.com>
13834 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13835 comparisons of POPCOUNT against zero.
13836 (simplify_const_relational_operation): Likewise.
13838 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13840 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13842 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13844 * dwarf2out.c (root_type): Delete unused function.
13846 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13848 * genattrtab.c (contained_in_p): Delete unused function.
13849 (write_expr_attr_cache): Likewise.
13851 2007-02-11 Jan Hubicka <jh@suse.cz>
13853 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13856 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13858 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13859 to add the REG_EQ* note.
13860 * see.c (see_merge_one_use_extension): Likewise.
13861 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13862 turn REG_EQUAL notes into REG_EQUIV notes if the target
13863 register may have more than one set.
13864 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13865 * gcse.c (try_replace_reg): Likewise.
13866 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13867 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13868 more than one REG_EQUIV note.
13869 * reload1.c (gen_reload): Use set_unique_reg_note.
13871 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13873 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13874 (ix86_builtin_conversion): New function.
13876 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13879 * tree.h (DECL_REPLACEABLE_P): New macro.
13880 * except.c (set_nothrow_function_flags): Likewise.
13882 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13883 Ira Rosen <irar@il.ibm.com>
13884 Dorit Nuzman <dorit@il.ibm.com>
13886 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13887 * targhooks.c (default_builtin_vectorized_conversion): New.
13888 * targhooks.h (default_builtin_vectorized_function): New declaration.
13889 * target.h (struct vectorize): Add builtin_conversion field.
13890 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13891 stmt_vec_info_type value.
13892 (vectorizable_conversion): New declaration.
13893 * tree-vect-analyze.c (vect_analyze_operations): Add
13894 vectorizable_conversion call.
13895 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13896 * tree-vect-transform.c (vectorizable_conversion): New function.
13897 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13898 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13900 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13901 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13902 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13903 or ALTIVEC_BUILTIN_VCFSX.
13905 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13908 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13909 CONST_DOUBLE and operand 0 is a hard register.
13910 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13911 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13912 is a hard floating-point register.
13914 2007-02-10 Richard Henderson <rth@redhat.com>
13915 Jakub Jelinek <jakub@redhat.com>
13916 Alexandre Oliva <aoliva@redhat.com>
13918 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13919 * builtin-types.def (BT_WORD): Make unsigned.
13920 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13921 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13922 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13923 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13924 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13925 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13927 * expr.c (emutls_var_address): New.
13928 (expand_expr_real_1): Expand emulated tls.
13929 (expand_expr_addr_expr_1): Likewise.
13930 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13931 * output.h (emutls_finish): Declare.
13932 * toplev.c (compile_file): Call it.
13933 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13934 address before wrapping in CONST.
13935 * varasm.c (emutls_htab, emutls_object_type): New.
13936 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13937 (get_emutls_object_name, get_emutls_object_type): New.
13938 (get_emutls_init_templ_addr, emutls_decl): New.
13939 (emutls_common_1, emutls_finish): New.
13940 (assemble_variable): When emulating tls, swap decls; generate
13941 constructor for the emutls objects.
13942 (do_assemble_alias): When emulating tls, swap decl and target name.
13943 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13945 * varpool.c (decide_is_variable_needed): Look at force_output.
13946 Recurse for emulated tls.
13947 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13948 with decide_is_variable_needed.
13949 * emutls.c: New file.
13950 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13951 tls_object for real tls.
13953 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13955 PR rtl-optimization/29599
13956 * reload1.c (eliminate_regs_in_insn): Take the destination
13957 mode into account when computing the offset.
13959 2007-02-09 Stuart Hastings <stuart@apple.com>
13960 Richard Henderson <rth@redhat.com>
13962 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13963 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13964 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13965 fixuns_truncdfhi2): New.
13966 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13967 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13968 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13969 (floatunssidf2): Allow nonimmediate source.
13970 * config/i386/sse.md (movdi_to_sse): New.
13971 (vec_concatv2di): Drop '*'.
13972 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13973 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13974 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13976 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13977 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13978 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13979 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13980 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13981 ix86_build_const_vector.
13982 (x86_emit_floatuns): Rewrite.
13984 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13986 * genautomata.c (longest_path_length): Delete unused function.
13987 (struct state): Delete unused longest_path_length.
13988 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13989 (get_free_state): Delete unused.
13991 2007-02-09 Jan Hubicka <jh@suse.cz>
13993 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13994 * doc/invoke.texi (inline-unit-growth): Update default value.
13996 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13997 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13998 (rebuild_cgraph_edges): Likewise.
13999 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14000 (dump_cgraph_node): Dump frequencies.
14001 (cgraph_clone_edge): Add frequency scales.
14002 (cgraph_clone_node): Add freuqnecy.
14003 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14004 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14005 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14006 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14007 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14008 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14009 (save_inline_function_body): Likewise.
14010 * ipa-inline.c: inluce rtl.h
14011 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14012 (cgraph_edge_badness): Use frequencies.
14013 (cgraph_decide_recursive_inlining): Update clonning.
14014 (cgraph_decide_inlining_of_small_function): Dump frequency.
14015 * predict.c (estimate_bb_frequencies): Export.
14016 * predict.h (estimate_bb_frequencies): Declare.
14017 * tree-inline.c (copy_bb): Watch overflows.
14018 (expand_call_inline): Update call of cgraph_create_edge.
14019 (optimize_inline_calls): Use TODO flags to update frequnecies.
14020 * passes.h: Include predict.h
14021 (init_optimization_passes): Move profile ahead.
14022 (execute_function_todo): Handle TODO_rebuild_frequencies.
14024 2007-02-09 Roger Sayle <roger@eyesopen.com>
14026 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14027 the insbl or inswl pattern into a register.
14029 2007-02-09 Roger Sayle <roger@eyesopen.com>
14031 * config/ia64/ia64.md (bswapdi2): New define_insn.
14033 2007-02-09 Richard Henderson <rth@redhat.com>
14035 * config/i386/constraints.md (Ym): New constraint.
14036 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14037 (movdi_1_rex64): Split sse and xmm general register moves from
14038 memory move alternatives. Use conditional register constraints.
14039 (movsf_1, movdf_integer): Likewise.
14040 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14041 (movdf_integer_rex64): New.
14042 (pushsf_rex64): Fix output constraints.
14043 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14044 (sse2_stored): Likewise.
14045 (sse2_storeq_rex64): New.
14046 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14047 amd and not generic.
14048 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14049 for optimize_size. Remove SF/DFmode hack.
14051 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14053 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14056 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14057 Richard Sandiford <richard@codesourcery.com>
14059 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14060 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14061 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14062 m68k/t-mlib to tmake_file.
14063 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14064 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14065 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14066 Allow it to be cf or m68k. Set m68k_arch_family. If that
14067 variable is not empty, add t-$m68k_arch_family to tmake_file.
14068 Add t-mlibs to tmake_file.
14069 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14070 * config/m68k/t-cf: New file.
14071 * config/m68k/t-m68k: Likewise.
14072 * config/m68k/t-mlibs: Likewise.
14073 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14074 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14075 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14076 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14077 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14079 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14080 (INSTALL_LIBGCC): Delete.
14081 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14082 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14083 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14084 (M68K_MLIB_CPU): Define.
14085 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14086 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14087 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14089 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14090 Richard Guenther <rguenther@suse.de>
14092 PR middle-end/23361
14093 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14094 against INT_MIN/INT_MAX.
14095 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14096 file if a loop is removed.
14098 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14100 * calls.c (store_one_arg): Pass correct alignment to
14101 emit_push_insn for non-BLKmode values.
14102 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14103 unaligned stack slot via a suitably aligned slot.
14105 2007-02-08 DJ Delorie <dj@redhat.com>
14107 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14109 (legal_subregs): Use unsigned char, make const.
14110 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14112 2007-02-08 Paul Brook <paul@codesourcery.com>
14114 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14115 special interworking needed.
14117 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14119 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14120 conditional to __SSE2__.
14121 (Entries below should have been added to first ChangeLog
14122 entry for amdfam10 dated 2007-02-05)
14123 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14125 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14127 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14130 2007-02-08 DJ Delorie <dj@redhat.com>
14132 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14133 * config/m32c/m32c.c (legal_subregs): New.
14134 (m32c_illegal_subreg_p): New.
14135 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14136 unsupported subregs of hard regs.
14138 2007-02-08 Jan Hubicka <jh@suse.cz>
14140 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14141 the same one; always update histograms.
14143 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14145 * passes.c (init_optimization_passes): Tidy comment.
14147 2007-02-08 Roger Sayle <roger@eyesopen.com>
14149 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14150 strip zero_extend, bswap and rotates from POCOUNT's argument.
14151 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14152 zero_extend and rotates from PARITY's argument.
14153 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14154 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14155 of an integer constant at compile-time.
14157 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14160 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14162 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14165 * tree-ssa-live.c (remove_unused_locals): Do not remove
14166 TREE_ADDRESSABLE variables.
14167 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14168 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14169 FOR_CLOBBER. Update all users.
14170 If VAR has an associated alias set, add a virtual operand for
14171 it if no alias is found to conflict with the memory reference.
14173 2007-02-07 Jan Hubicka <jh@suse.cz>
14174 Robert Kidd <rkidd@crhc.uiuc.edu>
14176 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14178 2007-02-07 Ian Lance Taylor <iant@google.com>
14180 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14182 2007-02-07 Roger Sayle <roger@eyesopen.com>
14184 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14185 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14186 tablejumpdi, movsi_to_cr_one): Remove constraints from
14187 define_expand's match_operands.
14189 2007-02-07 Roger Sayle <roger@eyesopen.com>
14191 * global.c (compute_regsets): Move declatation of "i" inside of
14192 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14194 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14197 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14198 of INDIRECT_REF <RESULT_DECL>.
14200 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14202 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14203 Kaz Kojima <kkojima@gcc.gnu.org>
14206 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14208 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14210 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14212 * doc/loop.texi: Document possibility not to perform disambiguation
14213 of loops with multiple latches.
14214 * cfgloopmanip.c (alp_enum_p): Removed.
14215 (add_loop): Handle subloops. Use get_loop_body_with_size.
14216 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14217 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14218 the new forwarder block.
14219 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14220 Handle the case latch is NULL.
14221 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14222 modifications when marking loop exits.
14223 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14225 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14226 disambiguate_loops_with_multiple_latches.
14227 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14228 before fix_loop_structure.
14229 * cfgloop.c: Include pointer-set.h and output.h.
14230 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14231 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14232 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14233 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14234 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14235 disambiguate_multiple_latches, get_loop_body_with_size,
14236 disambiguate_loops_with_multiple_latches): New functions.
14237 (flow_loop_dump): Dump multiple latch edges.
14238 (flow_loop_nodes_find): Handle loops with multiple latches.
14239 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14240 (glb_enum_p): Modified.
14241 (get_loop_body): Use get_loop_body_with_size.
14242 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14243 (AVOID_CFG_MODIFICATIONS): New constant.
14244 (disambiguate_loops_with_multiple_latches, add_loop,
14245 get_loop_body_with_size): Declare.
14246 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14248 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14250 PR inline-asm/28686
14251 * global.c (compute_regsets): New function.
14252 (global_alloc): Refactored ELIMINABLE_REGSET
14253 and NO_GLOBAL_ALLOC_REGS computation out.
14254 (rest_of_handle_global_alloc): Call compute_regsets()
14255 for non-optimizing case.
14257 2007-02-06 Richard Henderson <rth@redhat.com>
14259 * config/i386/constraints.md (Y2): Rename from Y.
14260 (Yi): New constraint.
14261 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14262 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14263 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14264 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14265 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14266 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14267 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14268 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14269 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14270 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14271 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14272 vec_extractv2si_1): Change Y constraints to Y2.
14273 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14274 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14275 Change Y constraints to Y2.
14276 (sse2_loadld): Change Y constraints to x.
14278 2007-02-06 Roger Sayle <roger@eyesopen.com>
14280 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14281 (parity<mode>2): New define_expand using rs6000_emit_parity.
14282 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14283 rs6000_emit_parity): New functions.
14284 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14285 rs6000_emit_parity): Prototype here.
14287 2007-02-06 Ian Lance Taylor <iant@google.com>
14289 * lower-subreg.c (simple_move_operand): Reject CONST.
14290 (resolve_clobber): Call validate_change rather than directly
14291 assigning to XEXP (pat, 0).
14293 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14295 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14296 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14297 (tree-cfg.o): Remove hashtab.h dependency.
14299 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14300 (struct ivopts_data): Change niters to pointer_map_t.
14301 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14302 (niter_for_exit): Create pointer_map on demand. Change for
14304 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14305 (free_loop_data): Destroy data->niters if created and reset field.
14306 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14307 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14309 * tree-ssa-reassoc.c: Include pointer-set.h.
14310 (bb_rank): Change to long *.
14311 (operand_rank): Change to pointer_map_t.
14312 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14313 (insert_operand_rank): Accept long.
14314 (operand_entry_hash, operand_entry_eq): Remove.
14315 (get_rank): Return long. Adjust for changes above.
14316 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14318 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14320 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14321 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14322 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14324 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14325 directly since it cannot be NULL.
14326 (get_vi_for_tree): Rewrite for pointer_map API.
14327 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14328 (init_alias_vars): Create vi_for_tree as pointer_map.
14329 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14331 * tree-cfg.c: Don't include hashtab.h.
14332 (edge_to_cases): Declare as pointer_map.
14333 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14335 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14336 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14337 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14339 (record_switch_edge): Delete.
14340 (get_cases_for_edge): Adjust for pointer_map API, inline
14341 record_switch_edge (rewritten for new API), remove goto.
14343 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14345 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14346 * tree-nested.c: Include pointer-set.h.
14347 (var_map_elt, var_map_eq, var_map_hash): Delete.
14348 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14349 to pointer_map_t's.
14350 (nesting_info_bitmap_obstack): New.
14351 (lookup_field_for_decl): Adjust for pointer_map API.
14352 (lookup_tramp_for_decl): Adjust for pointer_map API.
14353 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14354 (get_local_debug_decl): Adjust for pointer_map API.
14355 (convert_nl_goto_reference): Adjust for pointer_map API.
14356 (convert_nl_goto_receiver): Adjust for pointer_map API.
14357 (create_nesting_tree): Create outside GGC space. Create bitmap on
14358 the new obstack. Create field_map and var_map as pointer_maps.
14359 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14361 (lower_nested_functions): Move root here, no need to NULL it.
14362 Initialize and release the obstack.
14364 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14366 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14367 Remove prototypes and make them non-static.
14368 (struct tree_int_map): Remove.
14369 * tree.h (struct tree_int_map): Move here, turning TO into an
14371 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14373 * tree.h (TREE_COMPLEXITY): Remove.
14374 (struct tree_exp): Remove complexity field.
14375 * tree.c (build1_stat): Don't set it.
14377 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14378 Victor Kaplansky <victork@il.ibm.com>
14380 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14381 (vect_is_simple_reduction): Support reduction with induction as
14382 one of the operands.
14383 (vect_is_simple_iv_evolution): Fix formatting.
14384 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14385 formatting. Don't mark induction phis for vectorization.
14386 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14387 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14388 (vect_get_vec_def_for_operand): Support induction.
14389 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14391 (vectorizable_reduction): Support reduction with induction as one of
14393 (vectorizable_type_demotion): Use def-type of stmt argument rather
14394 than dummy def-type.
14396 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14397 flag_tree_scev_cprop.
14398 * common.opt (tree-scev-cprop): New flag.
14400 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14401 call to vect_get_new_vect_var.
14403 2007-02-06 Ira Rosen <irar@il.ibm.com>
14405 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14406 vectype is not NULL.
14407 (vect_pattern_recog_1): Likewise.
14409 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14411 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14412 (fold_negate_expr): Likewise.
14414 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14417 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14418 even if cv-qualification is the same.
14420 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14422 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14423 __enable_execute_stack on completion.
14425 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14427 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14428 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14429 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14430 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14431 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14432 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14433 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14434 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14436 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14438 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14439 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14440 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14441 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14442 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14443 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14444 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14445 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14446 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14447 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14448 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14449 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14450 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14451 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14452 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14453 sqrtextenddfxf2_i387): Added amdfam10_decode.
14455 * config/i386/athlon.md (athlon_idirect_amdfam10,
14456 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14457 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14458 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14459 athlon_ivector_store_amdfam10): New define_insn_reservation.
14460 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14463 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14465 * config/i386/athlon.md (athlon_call_amdfam10,
14466 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14467 define_insn_reservation.
14468 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14469 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14470 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14472 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14474 * config/i386/athlon.md (athlon_sseld_amdfam10,
14475 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14476 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14478 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14480 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14481 define_insn_reservation.
14482 * config/i386/i386.md (sseins): Added sseins to define_attr type
14483 and define_attr unit.
14484 * config/i386/sse.md: Set type attribute to sseins for insertq
14487 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14489 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14490 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14491 ssecomi_load_amdfam10, ssecomi_amdfam10,
14492 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14493 define_insn_reservation.
14494 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14496 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14498 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14499 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14500 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14501 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14502 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14503 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14504 define_insn_reservation.
14506 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14507 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14508 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14509 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14510 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14512 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14514 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14515 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14516 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14517 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14518 athlon_ssemul_load_k8): Added amdfam10.
14520 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14522 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14523 (x86_sse_unaligned_move_optimal): New variable.
14525 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14527 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14528 for unaligned vector SSE double/single precision loads for AMDFAM10.
14530 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14532 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14533 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14534 Define TARGET_CPU_DEFAULT_amdfam10.
14535 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14536 (processor_type): Add PROCESSOR_AMDFAM10.
14538 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14539 processor_type in config/i386/i386.h.
14540 Enable imul peepholes for TARGET_AMDFAM10.
14542 * config.gcc: Add support for --with-cpu option for amdfam10.
14544 * config/i386/i386.c (amdfam10_cost): New variable.
14545 (m_AMDFAM10): New macro.
14546 (m_ATHLON_K8_AMDFAM10): New macro.
14547 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14548 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14549 x86_promote_QImode, x86_integer_DFmode_moves,
14550 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14551 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14552 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14553 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14554 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14555 Enable/disable for amdfam10.
14556 (override_options): Add amdfam10_cost to processor_target_table.
14557 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14558 processor_alias_table.
14559 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14560 (ix86_adjust_cost): Add code for amdfam10.
14562 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14564 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14565 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14566 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14567 * config/i386/i386.h: Add builtin definition for SSE4A.
14568 * config/i386/i386.md: Add support for ABM instructions
14569 (popcnt and lzcnt).
14570 * config/i386/sse.md: Add support for SSE4A instructions
14571 (movntss, movntsd, extrq, insertq).
14572 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14573 Add -march=amdfam10 flag.
14574 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14575 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14577 * doc/extend.texi: Add documentation for SSE4A builtins.
14579 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14581 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14583 2007-02-05 Richard Guenther <rguenther@suse.de>
14585 * tree-vectorizer.h (vectorizable_function): Add argument type
14586 argument, change return type.
14587 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14588 * tree-vect-transform.c (vectorizable_function): Handle extra
14589 argument, return vectorized function decl.
14590 (build_vectorized_function_call): Remove.
14591 (vectorizable_call): Handle calls with result and argument types
14592 differing. Handle loop vectorization factor correctly.
14593 * targhooks.c (default_builtin_vectorized_function): Adjust for
14595 * targhooks.h (default_builtin_vectorized_function): Likewise.
14596 * target.h (builtin_vectorized_function): Add argument type
14598 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14599 extra argument, allow vectorizing of lrintf.
14600 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14601 documentation of target hook.
14603 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14606 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14607 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14608 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14610 2007-02-05 Roger Sayle <roger@eyesopen.com>
14612 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14613 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14614 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14615 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14616 before canonicalizing sincos to cexpi.
14617 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14619 2007-02-05 Roger Sayle <roger@eyesopen.com>
14621 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14622 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14623 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14625 2007-02-05 Roger Sayle <roger@eyesopen.com>
14627 * mips-tfile.c (initialize_init_file): Correct endianness test.
14629 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14631 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14632 the 'y' constraint.
14634 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14636 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14637 saves in a PARALLEL before the register assignments.
14639 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14641 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14642 DWARF_FRAME_RETURN_COLUMN to be a general register.
14643 * dwarf2out.c (init_return_column_size): New function, split from...
14644 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14645 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14646 to be nongeneral registers.
14647 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14649 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14650 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14652 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14654 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14656 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14658 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14659 (remove_path): Use can_remove_branch_p and remove_branch instead
14660 of loop_delete_branch_edge.
14661 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14662 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14663 Update profile using scale_dominated_blocks_in_loop.
14664 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14665 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14666 (can_remove_branch_p, remove_branch): Declare.
14667 * tree-cfg.c (tree_can_remove_branch_p): New function.
14668 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14669 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14670 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14672 2007-02-05 Jan Hubicka <jh@suse.cz>
14674 PR middle-end/30696
14675 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14676 nodes in cgraph, don't remove offline copy of the function.
14678 2007-02-04 Jan Hubicka <jh@suse.cz>
14680 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14681 vectors might cause maybe_lookup_element_for_expr to be called
14682 on non-sra-candidate.
14684 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14686 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14687 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14688 spelling conventions.
14690 2007-02-04 Richard Guenther <rguenther@suse.de>
14692 PR middle-end/30636
14693 * fold-const.c (try_move_mult_to_index): Make sure to not
14694 overflow one dimension of a multi-dimensional array access.
14696 2007-02-04 Jan Hubicka <jh@suse.cz>
14698 * passes.c (init_optimization_passes): Reindent.
14700 2007-02-04 Jan Hubicka <jh@suse.cz>
14701 Eric Botcazou <ebotcazou@adacore.com>
14703 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14704 (execute_fixup_cfg): Break out the abnormal goto code.
14705 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14706 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14707 (optimize_inline_calls): Call make_nonlocal_label_edges.
14709 2007-02-04 Jan Hubicka <jh@suse.cz>
14711 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14712 true when something was changed.
14713 (rename_ssa_copies): When something was changed, do
14714 TODO_remove_unused_locals.
14715 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14716 add TODO_remove_unused_locals when instruction was removed.
14718 2007-02-04 Jan Hubicka <jh@suse.cz>
14720 * ipa-inline.c (try_inline): Improve debug output; work on already
14722 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14723 call try_inline for already inlined edges too when flattening;
14724 inline also functions that make callee growth but overall unit size
14727 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14729 * config/m32c/bitops.md, config/m32c/jump.md,
14730 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14731 config/m32r/m32r.h, config/m32r/m32r.md,
14732 config/m32r/predicates.md, config/m68hc11/larith.asm,
14733 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14734 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14735 config/mips/mips-protos.h, config/mips/mips.c,
14736 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14737 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14738 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14739 spelling conventions.
14741 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14742 Follow spelling conventions.
14744 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14746 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14747 warn about C++0x compatibility.
14749 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14751 * config/h8300/h8300.c, config/h8300/h8300.h,
14752 config/h8300/h8300.md: Follow spelling conventions.
14754 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14756 PR middle-end/30667
14757 * combine.c (try_combine): Do not substitute source operand
14758 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14760 2007-02-03 Jan Hubicka <jh@suse.cz>
14762 PR gcov-profile/30650
14763 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14764 do not divide by zero for never executed counters.
14765 (tree_find_values_to_profile): Fix counters.
14766 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14768 2007-02-03 Ian Lance Taylor <iant@google.com>
14770 * lower-subreg.c (simple_move_operand): New static function,
14771 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14773 (simple_move): Call simple_move_operand.
14774 (find_decomposable_subregs): Add special handling of MEMs.
14775 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14776 meaning of return value. If we see a hard register, test whether
14777 it can store a word_mode value. Change all callers.
14779 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14781 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14782 ftrapv insns and expanders.
14783 (subdi3): Change define_expand operand 1 to arith11_operand, and
14784 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14785 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14786 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14789 PR middle-end/30174
14790 * varasm.c (notice_global_symbol): Treat global objects as weak when
14791 flag_shlib is true.
14793 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14795 * emit-rtl.c (dconstpi): Delete.
14796 (dconstsqrt2): New.
14797 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14798 * real.h (dconstpi): Delete.
14799 (dconstsqrt2): New.
14800 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14801 (fold_builtin_hypot): Likewise.
14803 2007-02-03 Tom Tromey <tromey@redhat.com>
14806 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14807 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14809 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14811 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14812 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14813 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14814 config/rs6000/cell.md, config/rs6000/darwin.h,
14815 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14816 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14817 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14818 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14819 typos. Follow spelling conventions.
14820 * doc/invoke.texi: Follow spelling conventions.
14822 2007-02-03 Roger Sayle <roger@eyesopen.com>
14824 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14825 canonicalization transformations that attempt to simplify integer
14826 constant comparisons to become comparisons against zero.
14828 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14830 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14832 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14833 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14835 2007-02-02 Mike Stump <mrs@apple.com>
14837 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14838 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14839 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14840 generate a branch island.
14842 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14844 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14845 (xtensa_legitimate_address_p): New.
14846 (xtensa_legitimize_address): New.
14847 (xtensa_output_addr_const_extra): New.
14848 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14850 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14851 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14852 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14853 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14854 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14855 (xtensa_legitimize_address): New.
14856 (xtensa_output_addr_const_extra): New.
14858 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14860 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14862 2007-02-02 Ian Lance Taylor <iant@google.com>
14864 * expmed.c (expand_divmod): Add comment.
14866 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14868 * emit-rtl.c (renumber_insns): Remove.
14869 * flags.h: Remove the extern for flag_renumber_insns.
14870 * rtl.h: Remove the prototype for renumber_insns.
14871 * toplev.c (flag_renumber_insns): Remove.
14873 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14875 Revert for x86 darwin:
14876 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14878 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14879 code before the following patch under TARGET_MACHO.
14880 (ix86_function_value_regno_p): Likewise.
14882 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14884 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14887 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14890 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14891 loads to general or fp registers. Add comments.
14892 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14894 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14896 * pointer-set.c (insert_aux): Only return insertion slot.
14897 (pointer_set_insert): Adjust.
14898 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14899 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14900 pointer_map_traverse): New.
14901 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14902 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14903 pointer_map_contains, pointer_map_traverse): Declare.
14905 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14907 PR middle-end/30473
14908 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14909 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14911 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14913 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14915 (struct _dep): New type.
14916 (dep_t): New typedef.
14917 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14918 (DEP_STATUS): New access macro. The macro with the same name was
14919 renamed to DEP_LINK_STATUS.
14920 (dep_init): Declare function
14922 (struct _dep_link): New type.
14923 (dep_link_t): New typedef.
14924 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14925 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14926 (DEP_LINK_STATUS): New macro.
14927 (debug_dep_links): New debug function.
14929 (struct _deps_list): New type.
14930 (deps_list_t): New typedef.
14931 (DEPS_LIST_FIRST): New access macro.
14932 (FOR_EACH_DEP_LINK): New cycle macro.
14933 (create_deps_list, free_deps_list, delete_deps_list): Declare
14935 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14936 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14937 (copy_deps_list_change_con): Ditto.
14939 (move_dep_link): Declare function.
14941 (struct _dep_node): New type.
14942 (dep_node_t): New typedef.
14943 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14945 (struct haifa_insn_data.back_deps): New field to hold backward
14946 dependencies of the insn.
14947 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14949 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14950 Change its type to deps_list_t.
14951 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14952 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14953 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14955 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14957 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14959 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
14961 (dep_cost): Declare.
14963 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14964 (ds_to_dk, dk_to_ds): New functions.
14966 (init_dep_1): New static function.
14967 (init_dep): New function.
14968 (copy_dep): New static function.
14970 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14972 (detach_dep_link): New static function.
14973 (move_dep_link): New function.
14975 (dep_links_consistent_p, dump_dep_links): New static functions.
14976 (debug_dep_links): New debugging function.
14978 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14980 (alloc_deps_list, init_deps_list): New static functions.
14981 (create_deps_list): New function.
14982 (clear_deps_list): New static function.
14983 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14984 (deps_list_consistent_p, dump_deps_list): New static functions.
14985 (debug_deps_list): New function.
14986 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14988 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14990 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14991 use new scheduler dependencies lists.
14992 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14993 (sched_analyze): Ditto. Initialize dependencies lists.
14994 (add_forw_dep, compute_forward_dependences): Update to use new
14995 scheduler dependencies lists.
14997 (init_dependency_caches): Init deps_obstack.
14998 (free_dependency_caches): Free deps_obstack.
15000 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15001 new scheduler dependencies lists.
15002 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15003 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15005 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15006 Update to use new scheduler dependencies lists.
15007 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15008 (debug_dependencies): Ditto.
15009 (schedule_region): Update comments.
15011 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15012 scheduler dependencies lists.
15013 (schedule_ebb): Update comments.
15015 * rtl.def (DEPS_LIST): Remove.
15017 * lists.c (unused_deps_list): Remove.
15018 (free_list): Update assertions.
15020 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15021 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15023 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15024 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15026 * haifa-sched.c (comments): Update.
15027 (insn_cost1): Remove. Inline the code into insn_cost ().
15028 (insn_cost): Update to use new scheduler dependencies lists. Move
15029 processing of the dependency cost to dep_cost ().
15030 (dep_cost): New function. Use it instead of insn_cost () when
15031 evaluating cost of the dependency. Use compatible interface to
15032 interact with the target.
15033 (priority): Update to use new scheduler dependencies lists.
15034 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15035 with greater number of insns that depend on the insn.
15036 (schedule_insn): Update to use new scheduler dependencies lists. Add
15037 code to free backward dependencies lists. Inline and optimize code
15038 from resolve_dep () - see PR28071.
15039 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15040 lists. Update call to targetm.sched.is_costly_dependence hook.
15042 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15043 scheduler dependencies lists.
15045 (resolve_dep): Remove. Move the logic to schedule_insn ().
15046 (init_h_i_d): Initialize dependencies lists.
15048 (process_insn_depend_be_in_spec): Rename to
15049 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15050 dependencies lists.
15051 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15052 Update to use new scheduler dependencies lists.
15053 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15055 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15056 new scheduler dependencies lists.
15057 (build_intra_loop_deps): Ditto.
15059 * target.h (struct _dep): Declare to use in
15060 gcc_target.sched.is_costly_dependence.
15061 (struct gcc_target.sched.adjust_cost): Fix typo.
15062 (struct gcc_target.sched.is_costly_dependence): Change signature to
15063 use single dep_t parameter instead of an equivalent triad.
15064 (struct gcc_target.sched.adjust_cost_2): Remove.
15066 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15068 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15070 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15072 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15074 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15075 (REG_DEP_TRUE): Document.
15077 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15078 Change signature to correspond to the targetm.sched.adjust_cost hook.
15079 Update use in TARGET_SCHED_ADJUST_COST_2.
15080 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15081 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15082 new scheduler dependencies lists.
15083 (ia64_gen_check): Ditto.
15085 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15086 scheduler dependencies lists.
15088 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15089 signature to correspond to the targetm.sched.is_costly_dependence hook.
15090 (is_costly_group): Update to use new scheduler dependencies lists.
15092 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15093 instead of INSN_COST () macro.
15095 2007-02-01 Ian Lance Taylor <iant@google.com>
15097 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15099 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15101 * pa.md (tp_load): Correct mfctl instruction syntax.
15103 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15105 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15106 altivec_padding_size calculation on AIX. Improve comment, add
15107 assert to verify that it's right.
15109 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15112 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15114 PR inline-asm/28686
15115 * global.c (global_alloc): Add mising initialization of
15118 2007-02-01 Roger Sayle <roger@eyesopen.com>
15120 * alias.c (init_alias_analysis): Correct whitespace.
15121 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15122 partition_hot_cold_basic_blocks): Likewise.
15123 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15124 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15125 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15126 fold_builtin_snprintf_chk, fold_builtin_printf,
15127 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15128 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15129 * cfgcleanup.c (cleanup_cfg): Likewise.
15130 * cfgexpand.c (tree_expand_cfg): Likewise.
15131 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15132 * function.c (get_next_funcdef_no): Likewise.
15133 * gengtype.c (main): Likewise.
15134 * genmodes.c (main): Likewise.
15135 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15136 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15137 * ifcvt.c (noce_emit_move_insn): Likewise.
15138 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15140 * stor-layout.c (get_best_mode): Likewise.
15141 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15142 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15143 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15144 perform_var_substitution, solve_graph): Likewise.
15145 * tree-vrp.c (vrp_finalize): Likewise.
15147 2007-02-01 Ian Lance Taylor <iant@google.com>
15149 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15150 high part of a paradoxical subreg, return a constant zero.
15152 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15154 * toplev.c (lang_dependent_init): Call init_set_costs.
15155 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15157 2007-02-01 Richard Guenther <rguenther@suse.de>
15159 PR middle-end/30656
15160 * fold-const.c (fold_negate_expr): Allow negating a
15161 constant if overflow does not change.
15163 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15165 * doc/c-tree.texi (Expression trees): Improve markup.
15166 * doc/tm.texi (Register Classes, Addressing Modes)
15167 (Floating Point): Fix spacing after abbreviations. Fix some
15170 2007-02-01 Ben Elliston <bje@au.ibm.com>
15172 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15173 * doc/contrib.texi: Likewise.
15174 * doc/install.texi: Likewise.
15176 2007-01-31 Richard Henderson <rth@redhat.com>
15177 Ian Lance Taylor <iant@google.com>
15179 * lower-subreg.c: New file.
15180 * rtl.def (CONCATN): Define.
15181 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15182 pass_lower_subreg2.
15183 * emit-rtl.c (update_reg_offset): New static function, broken out
15184 of gen_rtx_REG_offset.
15185 (gen_rtx_REG_offset): Call update_reg_offset.
15186 (gen_reg_rtx_offset): New function.
15187 * regclass.c: Revert patch of 2006-03-05, restoring
15189 (clear_reg_info_regno): New function.
15190 * dwarf2out.c (concatn_loc_descriptor): New static function.
15191 (loc_descriptor): Handle CONCATN.
15192 * common.opt (fsplit_wide_types): New option.
15193 * opts.c (decode_options): Set flag_split_wide_types when
15195 * timevar.def (TV_LOWER_SUBREG): Define.
15196 * rtl.h (gen_reg_rtx_offset): Declare.
15197 (reg_scan_update): Declare.
15198 * regs.h (clear_reg_info_regno): Declare.
15199 * tree-pass.h (pass_lower_subreg): Declare.
15200 (pass_lower_subreg2): Declare.
15201 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15202 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15203 -fsplit-wide-types.
15204 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15205 * Makefile.in (OBJS-common): Add lower-subreg.o.
15206 (lower-subreg.o): New target.
15208 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15210 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15212 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15215 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15217 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15219 PR middle-end/29335
15220 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15222 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15224 * cfgloop.h: Include vec-prim.h.
15225 (enum li_flags): Remove LI_ONLY_OLD.
15226 (loop_iterator): Changed.
15227 (fel_next, fel_init): Iterate over loop tree.
15228 (FOR_EACH_LOOP_BREAK): New macro.
15229 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15231 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15232 * modulo-sched.c (sms_schedule): Ditto.
15233 * tree-vectorizer.c (vectorize_loops): Ditto.
15234 * doc/loop.texi: Update information on loop numbering and behavior of
15235 FOR_EACH_LOOP wrto new loops.
15236 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15237 add_to_evolution_1): Test nestedness of loops instead of comparing
15239 * tree-chrec.c (chrec_fold_plus_poly_poly,
15240 chrec_fold_multiply_poly_poly, chrec_evaluate,
15241 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15242 reset_evolution_in_loop): Ditto.
15243 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15245 2007-01-31 Dirk Mueller <dmueller@suse.de>
15247 * c-common.c (warn_about_parentheses): Separate warning about
15248 un-parenthized sequence of comparison operators from the one
15249 which is supposed to warn about x <= y <= z.
15251 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15253 * optabs.h (enum optab_index): Add new OTI_isinf.
15254 (isinf_optab): Define corresponding macro.
15255 * optabs.c (init_optabs): Initialize isinf_optab.
15256 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15258 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15259 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15261 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15262 expand_builtin_interclass_mathfn.
15263 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15264 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15265 (fxam<mode>2_i387): New insn pattern.
15266 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15267 built-in functions as x87 inline asm.
15269 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15271 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15273 2007-01-30 Eric Christopher <echristo@apple.com>
15275 * config.gcc: Add geode.
15277 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15279 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15280 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15281 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15282 value-prof.c: Fix comment typos.
15284 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15287 * doc/invoke.texi (Wpointer-arith): Document warning.
15289 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15291 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15292 the list of discrepancies from the draft TR.
15294 2007-01-30 Dirk Mueller <dmueller@suse.de>
15297 * doc/invoke.texi (-Wreturn-type): Update description to
15298 match new behavior.
15300 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15302 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15304 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15306 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15307 to handle optabs that operate on floating point input argument and
15308 output to integer output.
15309 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15310 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15311 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15312 expand_builtin_interclass_mathfn ().
15313 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15314 (ilogbsi2): Remove.
15315 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15316 ilogbl built-in functions as x87 intrinsics.
15318 2007-01-30 Richard Guenther <rguenther@suse.de>
15320 PR middle-end/27657
15321 * dwarf2out.c (reference_to_unused): Query varpool if the
15322 variable was output.
15324 2007-01-30 Richard Guenther <rguenther@suse.de>
15326 PR middle-end/30313
15327 * passes.c (execute_one_pass): Reset in_gimple_form to not
15328 confuse non-unit-at-a-time mode.
15330 2007-01-29 Roger Sayle <roger@eyesopen.com>
15331 Richard Guenther <rguenther@suse.de>
15333 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15334 avoid undefined behaviour on overflow. Use force_fit_type_double
15335 to construct the constant with the specified TREE_OVERFLOW.
15337 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15339 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15340 * config/dfp-bit.h: Ditto.
15342 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15344 * c-decl.c (pop_scope): Replace warnings with call to
15345 warn_for_unused_label.
15346 * c-common.h (warn_for_unused_label): Declare.
15347 * c-common.c (warn_for_unused_label): Define.
15349 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15351 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15354 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15356 * Makefile.in (USER_H): Remove decfloat.h.
15357 * ginclude/decfloat.h: Delete, moving contents to ...
15358 * ginclude/float.h: Add support for decimal floating point,
15359 guarded by __STDC_WANT_DEC_FP__.
15361 2007-01-29 Mike Stump <mrs@apple.com>
15363 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15364 Analysis and Representation to resolve case insensitive conflict.
15365 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15367 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15369 * tree.h (struct tree_memory_tag): Add aliases member.
15370 (MTAG_ALIASES): New macro.
15371 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15372 (add_may_alias): Remove pointer-set. Update for may_aliases being
15374 (mark_aliases_call_clobbered): Update for may_aliases being a
15376 (compute_tag_properties): Ditto.
15377 (create_partition_for): Ditto.
15378 (compute_memory_partitions): Ditto.
15379 (dump_may_aliases_for): Ditto.
15380 (is_aliased_with): Ditto.
15381 (add_may_alias_for_new_tag): Ditto.
15382 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15383 (compute_is_aliased): New function.
15384 (compute_may_aliases): Call compute_is_aliased).
15385 (init_alias_info): Initialize alias_bitmap_obstack.
15386 (union_alias_set_into): New function.
15387 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15388 (have_common_aliases_p): Rewrite to take two bitmaps and use
15390 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15391 Update for bitmaps.
15392 (finalize_ref_all_pointers): Update for add_may_alias changes.
15393 (new_type_alias): Ditto.
15394 * tree-flow-inline.h (may_aliases): Return a bitmap.
15395 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15396 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15397 may_aliases being a bitmap.
15398 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15399 may_aliases now returns a bitmap.
15400 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15402 * tree-ssa-operands.c (add_virtual_operand): Update for
15403 may_aliases being a bitmap.
15405 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15407 PR tree-optimization/30630
15408 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15409 variable as changed.
15411 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15414 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15415 expanded only once even if an error occurs.
15417 2007-01-29 Ben Elliston <bje@au.ibm.com>
15419 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15420 (__gcov_average_profiler): Likewise.
15421 (__gcov_ior_profiler): Likewise.
15422 (__gcov_merge_ior): Likewise.
15424 2007-01-28 Jan Hubicka <jh@suse.cz>
15426 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15427 * value-prof.c (stringop_block_profile): Likewise.
15429 2007-01-28 Jan Hubicka <jh@suse.cz>
15431 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15432 Add variant handling histograms; add wrapper.
15433 (clear_storage_via_libcall): Export.
15434 (emit_block_move_hints): Break out from ...; add histograms.
15435 (emit_block_move): ... this one.
15436 (clear_storage_hints): Break out from ...; add histograms.
15437 (clear_storage): ... this one.
15438 (set_storage_via_memset): Handle histogram.
15439 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15440 (clear_storage_hints, clear_storage_via_libcall): Declare.
15441 (set_storage_via_setmem): Update prototype.
15442 * doc/md.texi (movmem, setmem): Document new arguments.
15444 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15445 Add new histograms.
15446 (stringop_block_profile): New global function.
15447 (tree_stringops_values_to_profile): Profile block size and alignment.
15448 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15450 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15451 (stringop_block_profile): Declare.
15452 * builtins.c: Include value-prof.h.
15453 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15454 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15455 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15456 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15457 * profile.c (instrument_values): Add new counters.
15458 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15460 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15461 (tree_init_edge_profiler): Build new profilers.
15462 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15463 (pass_tree_profile): Add dump.
15464 (tree_profile_hooks): Update.
15465 * Makefile.in (LIBGCOV): Add new constants.
15466 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15467 __gcov_ior_profiler): New.
15468 * i386.md (movmem/setmem expanders): Add new optional arguments.
15470 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15472 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15474 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15476 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15477 (tree_unswitch_single_loop): Pass eni_size_weights to
15478 tree_num_loop_insns.
15479 * tree-ssa-loop-manip.c: Include tree-inline.h.
15480 (can_unroll_loop_p): Pass eni_size_weights to
15481 tree_num_loop_insns.
15482 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15483 Pass eni_size_weights to estimate_num_insns.
15484 * tree.h (init_inline_once): Export.
15485 * toplev.c (backend_init): Call init_inline_once.
15486 * cgraphunit.c (cgraph_process_new_functions,
15487 cgraph_analyze_function): Pass eni_inlining_weights to
15488 estimate_num_insns.
15489 * ipa-inline.c (compute_inline_parameters): Ditto.
15490 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15491 to estimate_num_insns.
15492 (try_unroll_loop_completely): Pass eni_size_weights to
15493 tree_num_loop_insns.
15494 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15495 ot estimate_num_insns.
15496 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15497 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15498 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15499 eni_time_weights): New variables.
15500 (init_inline_once): Initialize them.
15501 (struct eni_data): Mew.
15502 (estimate_num_insns_1, estimate_num_insns): Use weights.
15503 * tree-inline.h (struct eni_weights_d): New.
15504 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15505 (estimate_num_insns): Declaration changed.
15506 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15507 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15508 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15510 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15512 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15513 relations in the conflict function is valid.
15515 2007-01-27 Ian Lance Taylor <iant@google.com>
15517 * common.opt: Add fstrict-overflow.
15518 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15519 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15520 (TYPE_OVERFLOW_UNDEFINED): Define.
15521 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15523 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15524 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15525 (fold_negate_expr): Likewise.
15526 (make_range): Likewise.
15527 (extract_muldiv_1): Likewise.
15528 (maybe_canonicalize_comparison): Likewise.
15529 (fold_comparison): Likewise.
15530 (fold_binary): Likewise.
15531 (tree_expr_nonnegative_p): Likewise.
15532 (tree_expr_nonzero_p): Likewise.
15533 * tree-vrp.c (compare_values): Likewise.
15534 (extract_range_from_binary_expr): Likewise.
15535 (extract_range_from_unary_expr): Likewise.
15536 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15538 (nowrap_type_p): Likewise.
15539 * tree-scalar-evolution.c (simple_iv): Likewise.
15540 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15541 (build_range_check): Likewise.
15542 (extract_muldiv_1): Likewise.
15543 (fold_comparison): Likewise.
15544 * tree-vrp.c (vrp_int_const_binop): Likewise.
15545 (extract_range_from_unary_expr): Likewise.
15546 * convert.c (convert_to_integer): Likewise.
15547 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15548 (fold_comparison): Likewise.
15549 (fold_binary): Likewise.
15550 * optabs.c (optab_for_tree_code): Likewise.
15551 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15552 * simplify-rtx.c (simplify_const_relational_operation): Check
15553 flag_strict_overflow and flag_trapv.
15554 (simplify_const_relational_operation): Likewise.
15555 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15556 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15559 2007-01-27 Roger Sayle <roger@eyesopen.com>
15561 * tree.c (tree_fold_gcd): Delete.
15562 * tree.h (tree_fold_gcd): Remove prototype.
15563 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15564 test whether one constant integer is a multiple of another. Instead
15565 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15566 * fold-const.c (multiple_of_p): We've determined both TOP and
15567 BOTTOM are integer constants so we can call int_const_binop directly
15568 instead of the more generic const_binop.
15570 2007-01-27 Roger Sayle <roger@eyesopen.com>
15572 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15573 1*X check that the constant hasn't overflowed, to preserve the
15575 (round_up): Provide an efficient implementation when rouding-up an
15576 INTEGER_CST to a power-of-two.
15578 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15580 * doc/sourcebuild.texi: Add comma for clarity.
15581 * doc/extend.texi: Fix some typos.
15582 * doc/passes.texi: Likewise.
15583 * doc/cppinternals.texi: Likewise.
15584 * doc/c-tree.texi: Likewise.
15585 * doc/tree-ssa.texi: Likewise.
15586 * doc/install.texi: Likewise.
15588 2007-01-27 Jan Hubicka <jh@suse.cz>
15590 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15591 (pass_sra): Do not require alias information.
15592 * passes.c (init_optimization_passes): Add SRA
15594 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15596 * tracer.c (rest_of_handle_tracer): We already cleaned
15597 up the CFG in tracer() so don't do it here again.
15598 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15599 cleanup_cfg here, either. And don't call renumber_insns.
15601 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15602 and BB_HEAD are in the insn stream here. Instead make sure
15603 that BB_INSN is valid on all insns. Also, do check here that
15604 there are no pending branch predictions...
15605 (rtl_verify_flow_info): ...instead of doing it here. Checks
15606 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15609 2007-01-26 Roger Sayle <roger@eyesopen.com>
15611 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15612 function to simplify/factorize operand order canonicalization.
15613 (ix86_fixup_binary_operands): Reorganize using the above function.
15614 (ix86_binary_operator_ok): Likewise.
15616 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15618 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15619 file scope from optimize_attrs.
15620 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15622 (optimize_attrs): Clear insn_code_values after freeing it.
15624 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15626 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15627 a parts.base assignment.
15629 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15631 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15632 (compute_subscript_distance, initialize_data_dependence_relation,
15633 finalize_ddr_dependent, analyze_ziv_subscript,
15634 analyze_siv_subscript_cst_affine,
15635 compute_overlap_steps_for_affine_univar,
15636 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15637 analyze_siv_subscript, analyze_miv_subscript,
15638 analyze_overlapping_iterations, subscript_dependence_tester_1,
15639 compute_self_dependence, free_dependence_relation): Work
15640 with affine_fn instead of chrecs.
15641 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15642 common_affine_function, affine_function_base,
15643 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15644 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15645 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15646 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15647 (all_chrecs_equal_p): Removed.
15648 * tree-data-ref.h (affine_fn, conflict_function): New types.
15649 (struct subscript): Change type of conflicting_iterations_in_a
15650 and conflicting_iterations_in_b.
15652 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15655 * config/pa/pa.h (TARGET_HPUX_11): New.
15656 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15657 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15659 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15660 Richard Guenther <rguenther@suse.de>
15662 * tree-ssa-structalias.c (solve_graph): Handle case
15663 we merged the variable to another.
15665 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15667 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15670 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15671 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15673 2007-01-25 DJ Delorie <dj@redhat.com>
15675 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15676 allow changes to modes which don't fit in those registers.
15678 * reload1.c (choose_reload_regs): Check for invalid subregs before
15679 computing their locations, not after.
15681 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15684 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15685 save Altivec registers in an eh_return function.
15686 (compute_vrsave_mask): Likewise.
15687 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15688 for saving Altivec registers.
15689 (rs6000_emit_prologue): Don't allocate stack twice in
15690 eh_return function. Correct expected value of altivec_save_offset
15691 when using save_world. Describe save of R0 to stack when using
15692 save_world. Describe stack pointer adjustment when using
15693 save_world. Remove duplicated eh_return parameter register saving.
15694 Update sp_offset variable after save_world.
15695 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15697 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15698 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15701 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15703 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15705 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15708 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15709 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15711 2007-01-25 Richard Guenther <rguenther@suse.de>
15713 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15714 * common.opt (-Wcoverage-mismatch): New warning option.
15715 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15716 if -Wcoverage-mismatch is given.
15718 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15720 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15721 (ipcp_driver): Change to static definition.
15722 Add dumping of the ifunctions.
15723 (constant_val_insert): Remove unused parameter. Support for SSA.
15724 (ipcp_propagate_const): Support for SSA.
15725 (ipcp_profile_bb_print): Print only analyzed nodes.
15726 (ipcp_replace_map_create): Remove support for Fortran constant
15728 * ipa-prop.c (ipa_method_modify_stmt,
15729 ipa_callsite_compute_param): Support for SSA.
15730 * ipa-prop.h (ipcp_driver): Remove declaration.
15731 (IS_VALID_TREE_MAP_INDEX): Add define.
15733 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15735 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15737 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15739 PR middle-end/30447
15740 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15741 constant argument to cabs and do it without checking for
15742 -funsafe-math-optimizations.
15744 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15746 * c-common.h (RID_FIRST_CXX0X): New.
15747 (RID_LAST_CXX0X): New.
15748 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15750 * c.opt (Wc++0x-compat): New.
15751 * doc/invoke.texi (-Wc++0x-compat): Document.
15753 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15755 * builtins.c (fold_builtin_carg): New.
15756 (fold_builtin_1): Use it.
15758 2007-01-24 Jan Hubicka <jh@suse.cz>
15760 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15762 * ipa-inline.c (initial_insns, max_insns): Delete.
15763 (compute_max_insns): New function.
15764 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15765 amount of insns as base for code growth.
15766 (cgraph_decide_inlining): Make initial_insns local; do not compute
15768 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15769 * doc/invoke.texi (inline-unit-growth): Update docs.
15771 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15773 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15774 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15775 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15776 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15777 for CPUs that have PTA_CX16 set.
15779 PR middle-end/27416
15780 * gimplify.c (omp_check_private): New function.
15781 (gimplify_scan_omp_clauses): Use it for
15782 firstprivate/lastprivate/reduction.
15784 PR middle-end/30494
15785 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15786 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15788 PR middle-end/30421
15789 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15790 If lower_lastprivate_clauses emits some statements, append them
15791 to dlist rather than body_p and to body_p append an initializer.
15792 (lower_omp_for): Adjust caller.
15794 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15796 * target.h (globalize_decl_name): New.
15797 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15798 * output.h (default_globalize_decl_name): New.
15799 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15801 (globalize_decl): Ditto.
15802 (default_globalize_decl_name): New.
15803 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15804 (ia64_handle_version_id_attribute): New.
15805 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15806 (ia64_asm_output_external): Use globalize_decl_name instead
15807 of globalize_label.
15808 * doc/extend.texi (version_id): New pragma.
15809 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15811 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15813 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15814 _uleb128_t and _Unwind_SWord with _sleb128_t.
15815 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15816 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15818 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15819 * unwind-pe.h (read_uleb128, read_sleb128,
15820 read_encoded_value_with_base): Likewise.
15821 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15823 2007-01-24 Richard Guenther <rguenther@suse.de>
15825 * builtins.c (expand_builtin_cexpi): Get the fndecl
15826 for cexp in the correct way.
15828 2007-01-24 Jan Hubicka <jh@suse.cz>
15830 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15833 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15835 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15836 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15837 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15838 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15839 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15840 __SIZEOF_PTRDIFF_T__.
15841 * doc/cpp.texi: Documentation for the new builtin macros added.
15843 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15845 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15846 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15847 instead of operands[2] to avoid access past the end of array.
15849 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15851 * reload1.c (emit_reload_insns): Pass the reload register
15852 for a non-spill output reload through forget_old_reloads_1.
15854 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15856 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15857 _SOFT_DOUBLE if doubles use software floating-point.
15858 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15859 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15860 * config/rs6000/darwin-ldouble.c: Also compile functions for
15861 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15862 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15863 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15864 commented-out long double override.
15865 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15866 * config/rs6000/eabispe.h: Likewise.
15867 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15868 long double for non-SPE.
15869 (rs6000_handle_option): Likewise.
15870 (invalid_e500_subreg): Disallow more subregs involding DImode,
15871 DFmode, TImode or TFmode.
15872 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15874 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15876 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15877 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15879 (rs6000_legitimate_address): Also check for TFmode for E500
15881 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15882 (spe_build_register_parallel): Handle TFmode and TCmode.
15883 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15885 (function_arg): Handle TFmode and TCmode for E500 double.
15886 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15888 (print_operand): Handle TFmode and TImode for %y.
15889 (rs6000_generate_compare): Handle TFmode comparisons for E500
15891 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15892 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15893 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15894 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15895 TFmode for E500 double.
15896 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15897 (floatsidf2): Enable for E500 double.
15898 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15899 (extenddftf2): Change to extenddftf2_fprs.
15900 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15901 depending on TARGET_E500_DOUBLE.
15902 (extendsftf2): Enable for E500 double.
15903 (trunctfdf2): Enable for E500 double.
15904 (trunctfsf2): Change to trunctfsf2_fprs.
15905 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15906 depending on TARGET_E500_DOUBLE.
15907 (floatsitf2): Enable for E500 double.
15908 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15909 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15910 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15911 (negtf2): Change to negtf2_internal.
15912 (negtf2): New expander.
15913 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15914 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15915 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15916 (movdi_internal32): Use rs6000_nonimmediate_operand.
15917 (unnamed splitter): Likewise.
15918 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15919 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15920 (SPE64TF, DITI): New mode macros.
15921 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15924 (frob_<mode>_di_2): New.
15925 (frob_tf_di_8_2): New.
15926 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15928 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15930 (frob_ti_<mode>_8_2): New.
15931 (frob_ti_tf_2): New.
15932 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15933 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15935 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15936 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15937 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15938 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15939 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15940 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15943 2007-01-23 Ian Lance Taylor <iant@google.com>
15945 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15947 (OBJS-archive): Reformat, alphabetize.
15948 (OBJS): Change out_object_file to OBJS-md.
15950 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15953 JUMP_P and CALL_P predicates where applicable.
15954 * config/i386/i386.c: Ditto.
15955 * config/i386/i386.md: Ditto.
15956 * config/i386/mmx.md: Ditto.
15957 * config/i386/predicates.md: Ditto.
15959 2007-01-22 Andreas Schwab <schwab@suse.de>
15961 * config/m68k/m68k.h: Fix comment.
15963 2007-01-22 Jan Hubicka <jh@suse.cz>
15965 * passes.c (init_optimization_passes): Do not rerun
15966 pass_early_warn_uninitialized.
15968 2007-01-22 Richard Guenther <rguenther@suse.de>
15970 PR tree-optimization/30038
15971 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15973 (execute_cse_sincos_1): Likewise.
15974 (execute_cse_sincos): Likewise.
15975 (gate_cse_sincos): Likewise.
15976 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15977 the cexpi() canonicalization of sincos().
15978 * tree-pass.h (pass_cse_sincos): Declare.
15979 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15981 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15983 PR rtl-optimization/29329
15984 * combine.c (replaced_rhs_insn): Rename to i2mod.
15985 (replaced_rhs_value): Rename to i2mod_new_rhs.
15986 (i2mod_old_rhs): New global variable.
15987 (combine_instructions): Adjust for above change. Save a copy of
15988 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15989 note are substituted in the second instruction.
15990 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15991 ditch the note if it pertains to the second eliminated register
15992 and this register is mentioned in i2mod_old_rhs.
15995 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15997 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15998 the insn to which the note was originally attached.
16000 2007-01-21 Jan Hubicka <jh@suse.cz>
16002 * ipa-inline.c (inlining_mode): Comment, move up.
16003 (cgraph_decide_inlining_incrementally): Do not perform inlining
16004 itself; fix handling of flattening of self recursive functions.
16005 (cgraph_find_cycles): Remove.
16006 (cgraph_flatten_node): Remove.
16007 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16008 (try_inline): New function.
16009 (cgraph_early_inlining): Update call of
16010 cgraph_decide_inlining_incrementally. Apply inlining here.
16011 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16013 2007-01-21 Dirk Mueller <dmueller@suse.de>
16016 * tree-vrp.c (check_array_bounds): do not warn
16017 about ADDR_EXPR's of ARRAY_REF's which are immediately
16018 used in binary expressions.
16020 2007-01-21 Ira Rosen <irar@il.ibm.com>
16022 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16023 read_write_dep and macros for its access.
16024 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16025 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16026 argument, call vect_check_interleaving for every independent pair of
16027 data-refs. Mark loads that access the same memory location as a store
16029 (vect_check_dependences): Remove.
16030 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16031 call, fix the call to vect_analyze_data_ref_dependence.
16032 (vect_analyze_data_ref_access): For statements that access the same
16033 data-ref, check that they are not stores; for loads, check that there
16034 is no store that access the same location.
16036 2007-01-20 Roger Sayle <roger@eyesopen.com>
16037 Joseph Myers <joseph@codesourcery.com>
16039 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16040 (-fdump-rtl-stack): Likewise.
16041 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16042 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16043 (-mpt-fixed): Use @minus{} for minus sign.
16044 (Using Precompiled Headers): Fix under/overfull hbox.
16046 2007-01-20 Jan Hubicka <jh@suse.cz>
16048 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16049 place within annotation.
16051 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16053 * pa.c (output_move_double): Change array size of xoperands to 4.
16055 2007-01-20 Jan Hubicka <jh@suse.cz>
16057 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16060 2007-01-19 Ian Lance Taylor <iant@google.com>
16062 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16063 constant to unsigned HOST_WIDE_INT before negating.
16065 2007-01-19 Ian Lance Taylor <iant@google.com>
16067 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16069 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16070 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16071 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16072 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16073 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16074 (realloc_vdef, realloc_vuse): Change second parameter to
16076 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16077 fields to unsigned.
16078 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16079 unsigned. Change x and lim locals to unsigned.
16080 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16082 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16083 (copy_virtual_operands): Change i and n locals to unsigned.
16085 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16087 PR middle-end/29335
16088 * builtins.c (fold_builtin_1): Handle builtin fdim.
16090 2007-01-20 Jan Hubicka <jh@suse.cz>
16092 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16093 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16094 init_alias_heapvars.
16095 (init_alias_heapvars): Initialize only when not already initialized.
16096 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16098 2007-01-19 Roger Sayle <roger@eyesopen.com>
16100 * common.opt (fsigned-zeros): New command line option.
16101 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16102 of flag_unsafe_math_optimizations.
16103 * opts.c (set_fast_math_flags): The -ffast-math command line option
16104 implies -fno-signed-zeros.
16105 (fast_math_flags_set_p): Likewise.
16107 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16108 the documentation of -ffast-math appropriately. Wrap long lines.
16110 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16112 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16113 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16115 2007-01-19 Tomas Bily <tbily@suse.cz>
16117 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16119 (tree_init_ic_make_global_vars): New function
16120 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16121 (tree_gen_ic_profiler): New function
16122 (tree_gen_ic_func_profiler): New function
16123 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16124 (tree_profile_hooks): Added hook for indirec/virtual calls
16125 * value-prof.c (tree_find_values_to_profile): New case for
16127 (tree_values_to_profile): Call for determining indirect/virtual
16129 (tree_indirect_call_to_profile): New function
16130 (tree_ic_transform): New function
16131 (tree_ic): New function
16132 (find_func_by_pid): New function
16133 (init_pid_map): New function
16134 (tree_value_profile_transformations): Added check for
16135 indirect/virtual call transformation
16136 * value-prof.h (enum hist_type): New counter type for
16137 indirect/virtual calls
16138 (profile_hooks): Added new hook for profiling indirect/virtual
16140 * profile.c (instrument_values): New case for indirect/virtual
16142 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16143 (GCOV_COUNTER_V_INDIR): New counter type
16144 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16145 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16147 * cgraph.c: Definition of cgraph_max_pid
16148 (cgraph_create_node): Default init of pid attribute
16149 * cgraph.h: Declaration of cgraph_max_pid
16150 (struct cgraph_node): Added pid attribute
16151 * libgcov.c (__gcov_indirect_call_profiler): New function
16152 (__gcov_one_value_profiler_body): New function
16153 (__gcov_one_value_profiler): Body was moved to
16154 __gcov_one_value_profiler_body and calls it
16156 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16158 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16159 * gengtype.c (write_types_data, write_func_for_structure,
16160 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16161 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16162 (walk_type, write_func_for_structure): Generate the mark_hook if
16165 2007-01-19 Jan Hubicka <jh@suse.cz>
16167 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16168 'early' argument take inlining mode argument specifying whether to
16169 inline for size/speeed or all functions; add support for flattening;
16171 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16173 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16176 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16177 the name of the declared identifier.
16179 2007-01-19 Dirk Mueller <dmueller@suse.de>
16181 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16182 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16183 duplicate evaluation.
16185 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16187 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16188 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16189 to XFMode, use acosxf2 and truncate result to requested mode.
16190 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16191 (asin<mode>2): Similarly, with asin expanders.
16192 (*fscalexf4_i387): Rename from *fscalexf4.
16193 (expNcorexf3): New expander.
16194 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16195 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16196 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16197 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16198 patterns for SSE math.
16199 (exp10<mode>2): Similarly, with exp10 expanders.
16200 (exp2<mode>2): Similarly, with exp2 expanders.
16201 (expm1<mode>2): Similarly, with expm1 expanders.
16202 (ldexp<mode>3): Similarly, with ldexp expanders.
16203 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16204 Use gen_truncxf<mode>2_i387_noop to truncate result.
16206 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16208 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16209 for ColdFire targets.
16211 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16212 Richard Sandiford <richard@codesourcery.com>
16214 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16215 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16216 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16217 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16218 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16219 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16221 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16223 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16224 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16225 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16226 (*adddi_dilshr32_cf): New pattern.
16227 (adddi3, subdi3): Remove first alternatives.
16229 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16231 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16232 implemented using move.l, do not use its cc result for floating-point
16235 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16237 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16238 from accepting 's' constraints if flag_pic.
16240 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16242 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16243 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16244 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16245 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16247 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16249 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16250 ColdFire alternatives.
16251 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16252 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16253 architectures that support ff1 instruction.
16255 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16256 Julian Brown <julian@codesourcery.com>
16258 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16259 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16260 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16263 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16265 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16267 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16268 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16269 HOST_WIDE_INT instead of an rtx.
16270 (m68k_rtx_costs): Update call accordingly.
16271 (output_move_const_into_data_reg): Likewise. Fix formatting.
16272 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16274 (output_move_simode_const): Update calls after above changes.
16275 Rework to use automatic variables and predicates like MEM_P.
16276 * config/m68k/m68k.md (pushexthisi_const): Update call to
16279 2007-01-19 Dirk Mueller <dmueller@suse.de>
16281 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16282 in dump_flags test.
16284 2007-01-19 Richard Guenther <rguenther@suse.de>
16286 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16287 via cexp in case sincos is not available.
16289 2007-01-19 Richard Guenther <rguenther@suse.de>
16291 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16292 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16293 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16294 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16295 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16296 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16297 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16298 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16300 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16302 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16304 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16305 (atan2xf3): Directly generate RTL pattern.
16306 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16307 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16308 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16309 disable patterns for SSE math.
16310 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16311 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16312 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16313 disable patterns for SSE math.
16315 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16317 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16319 2007-01-18 Roger Sayle <roger@eyesopen.com>
16321 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16322 VIEW_CONVERT_EXPR to the same type as it's operand.
16324 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16326 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16327 configured for long double 128.
16329 2007-01-18 Mike Stump <mrs@apple.com>
16331 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16334 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16336 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16339 2007-01-18 Jan Hubicka <jh@suse.cz>
16341 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16342 greater than NUM_VOP_FREE_BUCKETS.
16344 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16346 * tree-ssa-structalias.c: Update comments.
16347 (ptabitmap_obstack): Removed.
16348 (pta_obstack): New.
16349 (oldpta_obstack): Ditto.
16350 (stats): Add a few members.
16351 (struct variable_info): Remove node, complex, address_taken, and
16352 indirect_target members. Add oldsolution member.
16353 (new_var_info): Do not initialize removed members.
16354 (constraint_expr_type): Remove INCLUDES.
16355 (constraint_graph): Add size, implicit_preds, rep,
16356 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16357 (FIRST_REF_NODE): New macro.
16358 (LAST_REF_NODE): Ditto.
16359 (FIRST_ADDR_NODE): Ditto.
16360 (find): New function.
16362 (dump_constraint): Do not handle INCLUDES.
16363 (insert_into_complex): Do not insert duplicate constraints.
16364 (condense_varmap_nodes): Renamed and rewritten into ...
16365 (merge_node_constraints): This. Also fix bug in handling of
16366 offseted copy constraints.
16367 (clear_edges_for_node): No longer need to deal with preds at all,
16368 or removing associated preds/succs.
16369 (merge_graph_nodes): Deal with indirect_cycles.
16370 Don't deal with predecessors.
16371 (add_implicit_graph_edge): New function.
16372 (add_pred_graph_edge): Ditto.
16373 (add_graph_edge): Don't deal with predecessors.
16374 (build_constraint_graph): Removed.
16375 (build_pred_graph): New function.
16376 (build_succ_graph): Ditto.
16377 (struct scc_info): Removed in_component. Added roots, dfs, and
16378 node_mapping. Remove visited_index, unification_queue.
16379 (scc_visit): Deal with union-find we do now.
16380 Deal with cycles with REF nodes.
16381 (collapse_nodes): Renamed and rewritten to ...
16382 (unify_nodes): This.
16383 (process_unification_queue): Removed.
16384 (topo_visit): Cleanup
16385 (do_da_constraint): Use find.
16386 (do_sd_constraint): Ditto.
16387 (do_ds_constraint): Ditto.
16388 (do_complex_constraint): Ditto.
16389 (init_scc_info): Update for removed and added members.
16390 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16391 (find_indirect_cycles): This.
16392 (equivalence_class): New variable.
16393 (label_visit): New function.
16394 (perform_variable_substitution): Rewritten.
16395 (free_var_substitution_info): New function.
16396 (find_equivalent_node): Ditto.
16397 (move_complex_constraints): Ditto.
16398 (eliminate_indirect_cycles): Ditto.
16399 (solve_graph): Only propagate changed bits.
16400 Use indirect cycle elimination.
16402 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16403 (tree_id_eq): Renamed to ...
16404 (tree_vi_eq): This. Update for member change
16405 (insert_id_for_tree): Renamed and rewritten to ...
16406 (insert_vi_for_tree): This.
16407 (lookup_id_for_tree): Renamed and rewritten to ...
16408 (lookup_vi_for_tree): This.
16409 (get_id_for_tree): Renamed and rewritten to ...
16410 (get_vi_for_tree): Ditto.
16411 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16412 (process_constraint): Don't handle INCLUDES.
16413 Remove special ADDRESSOF case.
16414 (find_func_aliases): Rewrite to use vi functions instead of id
16416 (create_function_info_for): Ditto.
16417 (create_variable_info_for): Ditto.
16418 (intra_create_variable_infos): Ditto.
16419 (merge_smts_into): Ditto.
16420 (find_what_p_points_to): Ditto.
16421 (init_base_vars): Ditto.
16422 (init_alias_vars): Ditto.
16423 (remove_preds_and_fake_succs): New function.
16424 (dump_sa_points_to_info): Dump new stats.
16425 (dump_solution_for_var): Use find.
16426 (set_used_smts): Fix formatting.
16427 (compute_points_to_sets): Updated for new functions.
16428 (ipa_pta_execute): Ditto.
16430 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16431 Richard Sandiford <richard@codesourcery.com>
16433 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16435 * calls.c (expand_call): If the return value is a PARALLEL,
16436 extract its first member.
16437 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16438 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16439 use FUNCTION_EXTRA_EPILOGUE.
16440 (m68k_function_value): Return a PARALLEL if the return value
16441 is of a pointer type.
16442 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16443 (FUNCTION_EXTRA_EPILOGUE): Remove.
16444 * config/m68k/m68k.md (D0_REG): New constant.
16446 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16448 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16449 output a NOP for empty epilogues.
16451 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16453 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16454 before function. Extend register save check to include all
16455 registers, not just integer ones.
16457 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16459 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16460 (m68k_use_return_insn): ...this.
16461 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16462 * config/m68k/m68k.c (use_return_insn): Rename to...
16463 (m68k_use_return_insn): ...this.
16464 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16465 of USE_RETURN_INSN.
16467 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16469 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16470 nearest even, fix denormal rounding overflow.
16472 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16474 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16475 f%$smove and f%$move.
16476 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16477 (extendsfdf2_cf): Use fdmove instead of f%&move.
16478 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16479 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16483 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16486 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16488 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16489 (coldfire_single_format): Declare.
16490 (coldfire_double_format): Likewise.
16491 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16492 of qnan_msb_set to determine the lower bits of a canonical
16494 (encode_ieee_double): Likewise.
16495 (encode_ieee_quad): Likewise.
16496 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16497 (mips_single_format): Likewise.
16498 (ieee_double_format): Likewise.
16499 (mips_double_format): Likewise.
16500 (ieee_extended_motorola_format): Likewise.
16501 (ieee_extended_intel_96_format): Likewise.
16502 (ieee_extended_intel_128_format): Likewise.
16503 (ieee_extended_intel_96_round_53_format): Likewise.
16504 (ibm_extended_format): Likewise.
16505 (mips_extended_format): Likewise.
16506 (ieee_quad_format): Likewise.
16507 (mips_quad_format): Likewise.
16508 (vax_f_format): Likewise.
16509 (vax_d_format): Likewise.
16510 (vax_g_format): Likewise.
16511 (i370_single_format): Likewise.
16512 (i370_double_format): Likewise.
16513 (decimal_single_format): Likewise.
16514 (decimal_double_format): Likewise.
16515 (decimal_quad_format): Likewise.
16516 (c4x_single_format): Likewise.
16517 (c4x_extended_format): Likewise.
16518 (real_internal_format): Likewise.
16519 (coldfire_single_format): New real_format.
16520 (coldfire_double_format): Likewise.
16521 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16522 canonical_nan_lsbs_set.
16523 (pdp11_d_format): Likewise.
16524 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16525 if TARGET_COLDFIRE_CPU.
16527 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16529 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16530 (output_call, m68k_legitimize_call_address): Declare.
16531 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16532 parenthesees. Add support for a 'W' constraint.
16533 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16534 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16535 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16536 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16538 (override_options): Initialize them. Do not set flag_no_function_cse
16539 for TARGET_ID_SHARED_LIBRARY.
16540 (m68k_output_pic_call): Delete.
16541 (m68k_legitimize_call_address): New function.
16542 (print_operand): Remove the %o prefix. Handle the %p prefix.
16543 (output_call): New function.
16544 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16545 target address from the GOT if symbolic jumps are not allowed.
16546 * config/m68k/m68k.md (call, general_operand): Do not set
16547 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16548 Merge separate flag_pic and !flag_pic define_insns into...
16549 (*call, *call_value): ...these new patterns. Match the address
16550 rather than the containing MEM and require it to be a call_operand.
16551 Use output_call to generate the asm template.
16552 * config/m68k/predicates.md (const_call_operand): New predicate.
16553 (call_operand): Likewise.
16555 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16557 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16558 (STACK_GROWS_DOWNWARD): Define to 1.
16559 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16560 comments, emphasizing that these values are only defaults.
16561 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16562 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16564 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16566 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16568 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16569 Richard Sandiford <richard@codesourcery.com>
16571 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16572 (FP_REGNO_P): New macros.
16573 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16574 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16575 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16576 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16578 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16580 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16581 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16583 * config/m68k/t-floatlib: New file, extracting common code from...
16584 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16585 * config/m68k/t-uclinux: Here.
16586 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16587 routines on ColdFire targets.
16589 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16591 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16592 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16593 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16594 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16595 explicitly set MOTOROLA to 1.
16596 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16598 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16599 Nathan Sidwell <nathan@codesourcery.com>
16601 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16602 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16603 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16604 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16605 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16606 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16607 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16608 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16609 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16610 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16611 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16612 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16613 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16614 (DBX_REGISTER_NUMBER): Delete.
16615 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16616 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16617 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16619 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16621 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16622 * config/flat.h: New file.
16623 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16624 OBJECT_FORMAT_FLAT.
16625 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16626 indirect references for -msep-data or -mid-shared-library.
16627 Do not use PC-relative code addresses either.
16628 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16630 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16631 for shared libraries and crt1.o for executables. Use crti.o and
16633 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16634 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16635 Do not add -elf2flt or -shared-lib-id options here.
16636 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16637 Pass -shared-lib-id if -mid-shared-library, taking the library
16638 identifier from -mshared-library-id if given, otherwise
16640 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16641 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16642 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16643 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16644 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16645 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16647 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16648 jump sequence for ISA A and ISA A+.
16649 (PICJUMP): Likewise.
16651 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16653 * config.gcc (m68k-*-uclinux*): Base the port on the common
16654 and m68k GNU/Linux files rather than on the generic ELF ones.
16655 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16656 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16658 2007-01-18 Julian Brown <julian@codesourcery.com>
16659 Richard Sandiford <richard@codesourcery.com>
16661 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16662 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16663 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16665 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16666 80 unconditionally.
16667 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16669 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16671 * doc/install.texi: Document m68k-uclinuxoldabi.
16672 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16673 * config/m68k/uclinux-oldabi.h: New file, copied from
16674 config/m68k/uclinux.h.
16676 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16678 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16679 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16680 (m32r_compute_frame_size): Use unsigned for regno.
16681 (m32r_reload_lr): Use gen_frame_mem.
16683 (m32r_output_function_epilogue): Don't output the function epilogue
16685 (m32r_expand_epilogue): New.
16686 (direct_return): Return false if the function has the interrupt
16688 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16689 * config/m32r/m32r.md (epilogue): New expander.
16690 (return_lr, return_rte): New insns.
16691 (return): Make it expander.
16692 (return_normal): New expander.
16694 2007-01-18 Josh Conner <jconner@apple.com>
16697 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16698 support for UNLE, UNLT, UNGE, and UNGT.
16700 2007-01-18 Jan Hubicka <jh@suse.cz>
16702 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16703 * tree-tailcall (add_virtual_phis): Likewise.
16704 (optimize_tail_call): Return TODOs.
16705 (execute_tail_calls): Return TODOs.
16706 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16707 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16709 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16710 Cleanup cfg using TODO.
16711 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16712 * passes.c (execute_function_todo): When cleanup did something, remove
16714 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16715 (make_edges): Don't cleanup_cfg.
16717 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16719 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16720 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16721 operate on the top of stack.
16722 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16723 register handling of instructions that output to the second
16725 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16726 (move_for_stack_reg): Special-case check for dead destination
16727 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16729 * config/i386/i386.md (UNSPEC_TAN): New constant.
16730 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16731 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16732 to correctly model move of constant 1.0 to top stack slot.
16733 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16734 (unnamed peephole2 pattern): Remove corresponding peephole2
16735 pattern that optimizes tan insn and loading of constant 1.0.
16736 (tanxf2): Use fptanxf4_i387.
16737 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16738 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16739 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16740 disable patterns for SSE math.
16741 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16742 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16744 2007-01-18 Dirk Mueller <dmueller@suse.de>
16745 Richard Guenther <rguenther@suse.de>
16748 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16749 * common.opt (Warray-bounds): Add new warning option.
16750 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16752 * Makefile.in: make tree-vrp.o depend on toplev.h
16753 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16755 (check_array_refs, check_array_bounds, check_array_ref): New.
16757 2007-01-18 Jan Hubicka <jh@suse.cz>
16759 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16760 (execute_ssa_ccp): Return flags conditionally.
16761 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16763 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16765 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16767 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16768 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16770 * Makefile.c (GTFILES): Add cfglayout.h.
16771 * gengtype.c (open_base_files): Likewise.
16772 * cfglayout.c (cfg_layout_function_footer,
16773 cfg_layout_function_header) Reindent to make gengtype happy.
16774 * cfglayout.h (cfg_layout_function_footer,
16775 cfg_layout_function_header): Add GTY(()) marker.
16777 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16779 2007-01-18 Ben Elliston <bje@au.ibm.com>
16781 * genautomata.c (write_automata): Include xstrerror output in the
16782 error message if writing the DFA description file fails.
16784 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16786 * config/mips/mips-protos.h (mips_output_external): Make it
16788 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16789 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16790 (extern_list): Likewise.
16791 (extern_head): Likewise.
16792 (TARGET_ASM_FILE_END): Likewise.
16793 (mips_file_end): Likewise.
16794 (mips_output_external): Rewritten.
16796 2007-01-18 Ben Elliston <bje@au.ibm.com>
16798 * genpreds.c (write_insn_preds_c): Only write out the function
16799 body for regclass_for_constraint if we have register constraints.
16801 2007-01-17 Tom Tromey <tromey@redhat.com>
16803 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16804 * doc/install.texi (Testing): Use sourceware.org.
16805 (Binaries): Likewise.
16806 (Specific): Likewise.
16807 * doc/contrib.texi (Contributors): Use sourceware.org.
16809 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16811 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16812 (AVR_ENHANCED): Rename to ...
16813 (AVR_HAVE_MUL): ... new.
16814 (avr_enhanced_p): Rename to ...
16815 (avr_have_mul_p): ... new.
16816 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16817 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16818 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16819 (avr_have_mul_p): ... new.
16820 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16821 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16822 'avr_enhanced_p' and 'enhanced'.
16823 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16824 AVR_HAVE_MUL instead of AVR_ENHANCED.
16825 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16826 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16827 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16828 instead of AVR_ENHANCED.
16829 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16830 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16831 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16833 2007-01-17 Ian Lance Taylor <iant@google.com>
16835 * vec.h (VEC_reserve_exact): Define.
16836 (vec_gc_p_reserve_exact): Declare.
16837 (vec_gc_o_reserve_exact): Declare.
16838 (vec_heap_p_reserve_exact): Declare.
16839 (vec_heap_o_reserve_exact): Declare.
16840 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16842 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16843 negative parameter.
16844 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16845 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16846 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16847 * vec.c (calculate_allocation): Add exact parameter. Change all
16849 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16850 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16851 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16852 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16853 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16854 (vec_heap_p_reserve_exact): New function.
16855 (vec_heap_o_reserve_exact): New function.
16857 2007-01-17 Jan Hubicka <jh@suse.cz>
16859 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16861 2007-01-17 Eric Christopher <echristo@apple.com>
16863 * config.gcc: Support core2 processor.
16865 2007-01-16 Jan Hubicka <jh@suse.cz>
16867 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16868 the names, just unlink the chain so we don't crash on dangling
16872 2007-01-16 Jan Hubicka <jh@suse.cz>
16874 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16875 * tree-pass.h: Reorder to make IPA passes appear toegher.
16876 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16878 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16879 parameters, do not call early inliner.
16880 * ipa-inline.c: Update comments. Include tree-flow.h
16881 (cgraph_decide_inlining): Do not compute inlining parameters.
16882 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16883 be called with function context set up.
16884 (pass_ipa_inline): Remove unreachable functions before pass.
16885 (cgraph_early_inlining): Simplify assuming to be called from the
16887 (pass_early_inline): New pass.
16888 (cgraph_gate_ipa_early_inlining): New gate.
16889 (pass_ipa_early_inline): Turn into simple wrapper.
16890 (compute_inline_parameters): New function.
16891 (gate_inline_passes): New gate.
16892 (pass_inline_parameters): New pass.
16893 (apply_inline): Move here from tree-optimize.c
16894 (pass_apply_inline): New pass.
16895 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16897 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16898 doing them by hand.
16899 (tree_function_versioning): Do not allocate dummy struct function.
16900 * tree-inline.h (optimize_inline_calls): Update prototype.
16901 * tree-optimize.c (execute_fixup_cfg): Export.
16902 (pass_fixup_cfg): Remove
16903 (tree_rest_of_compilation): Do not apply inlines.
16904 * tree-flow.h (execute_fixup_cfg): Declare.
16905 * Makefile.in (gt-passes.c): New.
16906 * passes.c: Include gt-passes.h
16907 (init_optimization_passes): New passes.
16908 (nnodes, order): New static vars.
16909 (do_per_function_toporder): New function.
16910 (execute_one_pass): Dump current pass here.
16911 (execute_ipa_pass_list): Don't dump current pass here.
16913 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16915 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16916 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16918 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16920 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16921 (strong_alias): Define.
16922 (__gcc_qmul): Provide non-FMA for soft-float.
16923 (__gcc_qdiv): Same.
16928 (__gcc_qunord): New.
16938 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16939 soft-float functions.
16940 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16941 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16942 about long double soft float.
16944 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16945 Tehila Meyzels <tehila@il.ibm.com>
16947 * tree-vectorizer.h (is_pattern_stmt_p): New.
16948 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16949 formatting (tabs instead of spaces). Cleanup and clarify setting
16950 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16951 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16952 (vectorizable_type_demotion): Check that types are integral.
16953 (vectorizable_type_promotion): Likewise.
16954 (vectorizable_store): Fix typo. Eliminate new-line at end of
16957 2007-01-16 Jan Hubicka <jh@suse.cz>
16959 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16962 2007-01-15 Eric Christopher <echristo@apple.com>
16964 * ifcvt.c: Include vec.h, vecprim.h.
16965 (check_cond_move_block): New argument regs.
16966 Reorganize. Add registers used to regs.
16967 (cond_move_process_if_block): Use regs set above as
16970 2007-01-15 Eric Christopher <echristo@apple.com>
16972 * config/darwin.h: Update copyright.
16973 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16974 (LINK_COMMAND_SPEC): Add -u.
16975 (LINK_SPEC): Fix umbrella for above.
16977 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16979 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16982 2007-01-15 Tom Tromey <tromey@redhat.com>
16984 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16985 * doc/install.texi (Testing): Don't mention jacks.
16986 (Configuration): Document --enable-java-maintainer-mode. Move
16987 --with-java-home to libgcj-specific section. Document
16989 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16991 2007-01-15 Jan Hubicka <jh@suse.cz>
16993 * tree-ssa-dce.c (DCE_TODOs): New.
16994 (propagate_necessity): Return if something changed.
16995 (eliminate_unnecessary_stmts): Likewise.
16996 (perform_tree_ssa_dce): Return TODO flags when needed.
16997 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16999 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17001 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17002 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17003 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17004 patterns using X87MODEF12 mode macro. Extend operand 1
17005 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17006 (log10<mode>2): Ditto.
17007 (log2<mode>2): Ditto.
17008 (log1p<mode>2): Ditto.
17009 (logb<mode>2): Ditto.
17010 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17011 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17012 (*fxtractxf3_i387): Rename from *fxtractxf3.
17013 (fxtract_extend<mode>xf3_i387): New insn pattern.
17014 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17015 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17016 and gen_fyl2xxf3_i387().
17018 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17020 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17021 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17022 get_loop_exit_edges. Changed return type to bool.
17023 * cfgloop.h (fix_loop_placement): Declaration removed.
17025 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17027 * param.h (MIN_VECT_LOOP_BOUND): New.
17028 * params.def (MIN_VECT_LOOP_BOUND): New.
17029 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17030 argument - minimum threshold for number of iterations.
17031 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17032 argument to declaration.
17033 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17034 MIN_VECT_LOOP_BOUND.
17035 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17036 slpeel_tree_peel_loop_to_edge with additional argument.
17037 (vect_do_peeling_for_alignment): Likewise.
17038 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17040 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17043 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17044 operands of size 1.
17046 2007-01-14 Jan Hubicka <jh@suse.cz>
17048 * tree-dfa.c (remove_referenced_var): New function.
17049 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17050 prune referenced vars list too.
17051 * tree-flow.h (remove_referenced_var): Declare.
17053 2007-01-14 Jan Hubicka <jh@suse.cz>
17055 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17057 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17058 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17059 * except.h (verify_eh_throw_table_statements): Kill prototype.
17060 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17061 into call exrepssions.
17062 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17064 * tree-cfg.c: Include pointer-set.h.
17065 (verify_node_sharing): Work on pointer set.
17066 (verify_eh_throw_stmt_node): New.
17067 (verify_stmts): Use pointers sets, verify throw_stmt.
17069 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17071 * ipa-reference.c (analyze_function): Consider also addresses taken
17074 2007-01-12 Roger Sayle <roger@eyesopen.com>
17076 * c-typeck.c (null_pointer_constant_p): Replace use of
17077 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17078 (build_c_cast): Likewise.
17080 2007-01-12 Roger Sayle <roger@eyesopen.com>
17082 * tree.h (force_fit_type_double): Remove unused final argument.
17083 * c-common.c (constant_expression_warning): Replace use of
17084 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17085 (convert_and_check): Likewise.
17086 (shorten_compare): Update call to force_fit_type_double.
17087 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17088 * convert.c (convert_to_pointer): Update call to
17089 force_fit_type_double.
17090 * fold-const.c (force_fit_type_double): Remove overflowed_const
17092 (int_const_binop, fold_convert_const_int_from_int,
17093 fold_convert_const_int_from_real, fold_div_compare,
17094 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17095 fold_abs_const, fold_not_const): Remove the final argument from
17096 calls to force_fit_type_double.
17098 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17100 * configure.ac: Set insn to "nop" for spu-*-* also.
17101 * configure: Regenerate.
17103 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17105 * builtins.def : Add BUILT_IN_FREE.
17107 2007-01-12 Jan Hubicka <jh@suse.cz>
17109 PR tree-optimization/30443
17110 * tree-inline.c (tree_function_versioning): Do not optimize when
17111 cloning for inlining.
17113 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17115 * doc/loop.texi: Document recording of loop exits.
17116 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17117 (update_single_exits_after_duplication,
17118 update_single_exit_for_duplicated_loop,
17119 update_single_exit_for_duplicated_loops): Removed.
17120 (duplicate_loop_to_header_edge): Do not call
17121 update_single_exits_after_duplication and
17122 update_single_exit_for_duplicated_loops.
17123 (loop_version): Do not update single_exit information.
17124 (fix_loop_structure): Use record_loop_exits instead of
17125 mark_single_exit_loops.
17126 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17127 the lists of loop exits.
17128 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17129 split_edge, merge_blocks): Update the lists of loop exits.
17130 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17131 loop_optimizer_init.
17132 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17133 of mark_single_exit_loops.
17134 (loop_optimizer_finalize): Call release_recorded_exits.
17135 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17136 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17137 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17138 update single exit information.
17139 * lambda-code.c (perfect_nestify): Ditto.
17140 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17141 (mark_single_exit_loops): Removed.
17142 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17143 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17144 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17146 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17147 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17148 (verify_loop_structure): Verify consistency of the exit lists.
17149 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17150 (set_single_exit): Removed.
17151 * cfgloop.h (struct loop_exit): New function.
17152 (struct loop): single_exit_ field replaced by exits field.
17153 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17154 LOOPS_HAVE_RECORDED_EXITS.
17155 (struct loops): Added exits hash.
17156 (mark_single_exit_loops, set_single_exit): Declaration removed.
17157 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17159 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17161 * doc/invoke.texi: Avoid use of @headitem.
17163 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17165 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17167 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17169 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17172 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17173 Richard Sandiford <richard@codesourcery.com>
17175 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17176 * config/m68k/m68k.opt: Resort options.
17177 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17179 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17180 Richard Sandiford <richard@codesourcery.com>
17182 * doc/invoke.texi: Document the macros that are defined by
17183 m68k's -mtune and -mhard-float options.
17184 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17185 (m68k_cpp_cpu_family): Likewise.
17186 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17187 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17188 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17189 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17190 (m68k_cpp_cpu_family): Likewise.
17192 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17194 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17195 macros besides mc68000 as tuning macros. Use a switch statement
17196 to set them and mcpu32.
17198 2007-01-12 Julian Brown <julian@codesourcery.com>
17200 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17201 (TARGET_68040_ONLY): Rename to...
17202 (TARGET_68040): ...this.
17203 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17204 * config/m68k/m68k.md: Likewise.
17206 2007-01-12 Julian Brown <julian@codesourcery.com>
17207 Nathan Sidwell <nathan@codesourcery.com>
17208 Richard Sandiford <richard@codesourcery.com>
17210 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17211 the -mcpu= argument associated with the --with-cpu setting.
17212 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17213 if different from the one implied by the -mcpu setting.
17214 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17215 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17216 * doc/invoke.texi: Mention ColdFire in the introduction to the
17217 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17218 -mno-div and -mhard-float options. Make -m68881 a synonym for
17219 -mhard-float. Document the previously-undocumented -m5206e,
17220 -m528x, -m5307 and -m5407 options. Tweak the existing option
17221 documentation for consistency.
17222 * doc/install.texi: Mention new --with-cpu arguments.
17223 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17224 default CPU if neither -mcpu nor -march are specified.
17225 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17226 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17227 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17228 using m68k_tune to decide between families that implement the
17229 same ISA. Use m68k_tune to set __mcfv4e__.
17230 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17231 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17232 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17233 (FL_ISA_C, FL_ISA_MMU): New macros.
17234 (MASK_COLDFIRE): Delete.
17235 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17236 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17237 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17238 (TARGET_HARD_FLOAT): Do not define here.
17239 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17240 (TUNE_68000): New macro.
17241 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17242 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17243 (TUNE_CFV2): Redefine in terms of m68k_tune.
17244 (uarch_type, target_device, fpu_type): New enums.
17245 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17246 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17247 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17248 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17249 (FL_FOR_isa_c): New macros.
17250 (m68k_isa): New enum.
17251 (m68k_target_selection): New structure.
17252 (all_devices, all_isas, all_microarchs): New tables.
17253 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17254 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17255 (MASK_ALL_CPU_BITS): Delete.
17256 (m68k_find_selection): New function.
17257 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17258 Map the legacy target options to a combination of the new ones.
17259 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17260 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17261 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17263 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17264 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17266 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17267 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17268 * config/m68k/m68k-devices.def: New file.
17270 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17271 Nathan Sidwell <nathan@codesourcery.com>
17273 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17274 (SUBTARGET_EXTRA_SPECS): New macros.
17275 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17276 use %(asm_cpu_spec) instead.
17277 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17278 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17279 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17280 (EXTRA_SPECS): Rename to...
17281 (SUBTARGET_EXTRA_SPECS): ...this.
17283 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17284 Richard Sandiford <richard@codesourcery.com>
17285 Julian Brown <julian@codesourcery.com>
17287 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17288 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17289 to the configuration's default CPU.
17290 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17291 Remove default masks.
17292 (m680[012]0-*-*): Set the default with_cpu to the first part of
17294 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17295 (m68k*-*-linux): Extend the --with-cpu handling to...
17296 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17297 and m68010. Don't set target_cpu_default2.
17298 * doc/install.texi: Document --with-cpu for m68k.
17299 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17300 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17301 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17302 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17303 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17304 (ASM_SPEC): Remove use of %(asm_cpu_default).
17305 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17306 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17307 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17308 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17309 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17310 (TARGET_DEFAULT): Delete.
17311 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17312 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17313 (CPP_CPU_SPEC): Delete.
17314 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17315 the appropriate string.
17316 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17317 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17318 (ASM_SPEC): Don't use %(asm_default_spec).
17319 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17320 TARGET_DEFAULT and add MASK_68881.
17321 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17323 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17325 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17326 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17327 MASK_68010 alongside MASK_68020.
17328 * doc/invoke.texi: Document -m68010.
17329 * config/m68k/m68k.opt (m68010): New.
17330 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17332 (TUNE_68010): New macro.
17333 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17334 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17335 (M68K_CPU_m68332): Add MASK_68010.
17336 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17337 fallback definition.
17338 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17340 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17341 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17342 to all entries that use MASK_68020.
17343 (output_move_simode_const, output_move_himode, output_move_qimode)
17344 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17345 instead of TARGET_68020 to select clr behavior. Remove comment
17346 about there being no TARGET_68010.
17347 * config/m68k/m68k.md: Likewise throughout.
17349 2007-01-12 Julian Brown <julian@codesourcery.com>
17351 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17352 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17353 * config/m68k/m68k.md: Likewise.
17355 2007-01-12 Julian Brown <julian@codesourcery.com>
17357 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17358 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17360 2007-01-12 Julian Brown <julian@codesourcery.com>
17362 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17363 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17364 * config/m68k/m68k.md: Likewise.
17366 2007-01-12 Julian Brown <julian@codesourcery.com>
17367 Richard Sandiford <richard@codesourcery.com>
17369 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17370 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17371 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17373 (TARGET_CPU32): Rename to...
17374 (TUNE_CPU32): ...this.
17375 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17376 (TUNE_CFV2): New macros.
17377 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17378 remove conditions that are implied by TARGET_68020.
17379 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17380 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17381 (m68k_output_function_epilogue): Likewise.
17382 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17383 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17384 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17385 non-68000 timings. Refactor multiplication and division costs.
17386 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17387 TUNE_CPU32 instead of TARGET_CPU32.
17388 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17389 and TUNE_68060 instead of TARGET_68060.
17390 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17391 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17393 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17394 && !TARGET_COLDFIRE" to choose between moveq and clr.
17395 Likewise in the unnamed movsf pattern.
17396 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17397 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17400 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17402 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17403 of tabbing before backslashes.
17405 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17407 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17408 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17409 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17411 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17413 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17414 find_interesting_uses_cond.
17415 (find_interesting_uses_cond): Use extract_cond_operands.
17416 (rewrite_use_compare): Use extract_cond_operands and
17417 force_gimple_operand_bsi. Do not call update_stmt.
17418 (determine_use_iv_cost_condition): Use extract_cond_operands.
17419 Return cheaper of using original bound and changing the exit bound.
17421 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17423 PR tree-optimization/29516
17424 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17425 most_expensive_mult_to_index, addr_to_parts,
17426 create_mem_ref, maybe_fold_tmr): Make the type of
17427 fields of TARGET_MEM_REF sizetype.
17428 (move_fixed_address_to_symbol, move_pointer_to_base):
17430 * tree.def (TARGET_MEM_REF): Add comment on types of
17433 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17435 * c-common.c (vector_types_convertible_p): Treat opaque types as
17436 always convertible if they have the same size, but not otherwise.
17438 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17440 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17441 Remove the b_unconditional field.
17442 (noce_try_sign_mask): Do not look at b_unconditional.
17443 (noce_process_if_block): Do not use merge_if_blocks. Update
17444 the CFG here. Do not set b_unconditional.
17445 (cond_move_process_if_block): Likewise.
17446 (find_cond_trap): Likewise.
17447 (check_cond_move_block): Require simple jump insns at the end
17448 of the basic block.
17450 2007-01-11 Jan Hubicka <jh@suse.cz>
17452 PR tree-optimization/1046
17453 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17454 when alias info is not ready.
17455 (pass_tail_recursion): Do not require aliasing.
17456 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17457 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17458 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17459 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17460 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17461 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17462 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17464 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17465 When aliasing is not build, mark statement as volatile.
17467 2007-01-11 Tom Tromey <tromey@redhat.com>
17469 PR preprocessor/15185, PR preprocessor/20989:
17470 * doc/cppopts.texi <-MT>: Update description of algorithm for
17471 computing default target.
17472 <-M, -MD>: Reword "basename" text.
17474 2007-01-11 Roger Sayle <roger@eyesopen.com>
17476 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17477 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17478 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17479 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17480 fold_builtin_bswap, real_constp, fold_builtin_pow,
17481 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17482 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17483 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17484 * convert.c (convert_to_pointer): Likewise.
17485 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17486 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17487 const_binop, fold_convert_const_int_from_int,
17488 fold_convert_const_int_from_real,
17489 fold_convert_const_real_from_real, sign_bit_p,
17490 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17491 fold_sign_changed_comparison, fold_unary, fold_comparison,
17492 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17493 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17494 * print-tree.c (print_node_brief, print_node): Likewise.
17495 * stor-layout.c (place_field, layout_type): Likewise.
17496 * tree-chrec.c (keep_cast): Likewise.
17497 * tree.c (build_vector, build_real, build_real_from_int_cst,
17498 build_complex): Likewise.
17500 2007-01-11 Roger Sayle <roger@eyesopen.com>
17502 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17503 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17505 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17507 * configure.ac (strict1_warn): Rename to strict_warn.
17508 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17509 cc_set_by_configure, quoted_cc_set_by_configure,
17510 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17511 all_boot_languages, all_stagestuff): Remove.
17512 (target_list): Remove bootstrap targets.
17513 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17514 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17515 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17516 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17517 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17518 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17519 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17520 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17521 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17522 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17523 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17524 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17525 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17526 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17527 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17528 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17529 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17530 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17531 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17532 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17533 (mostlyclean): Adjust.
17534 (clean, distclean): Don't mention bootstrap stuff.
17535 * configure: Regenerate.
17536 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17537 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17538 treelang/config-lang.in (stagestuff): Remove.
17539 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17540 stageprofile, stagefeedback, stagestuff): Remove mention.
17542 2007-01-11 Nick Clifton <nickc@redhat.com>
17544 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17546 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17547 (mcore_arith_K_S_operand): Run the test for the S constraint not
17548 the test for the M constraint.
17549 (mcore_addsub_operand): Do not accept integer values that are
17550 larger than 32 bits.
17551 * config/mcore/mcore.md: Remove unused constraints from split.
17552 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17553 (addsi3): Likewise.
17554 (allocate_stack): Likewise.
17555 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17556 operands to 32 bits.
17557 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17559 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17560 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17561 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17562 mcore_output_bclri, mcore_output_andn, output_inline_const,
17563 mcore_output_move, mcore_output_movedouble): Likewise.
17564 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17565 (output_inline_const): Likewise.
17566 (output_inline_const): Fix format strings used in sprintf
17568 * config/mcore/mcore-protos.h: Update prototypes for changed
17569 functions in mcore.c.
17570 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17571 HOST_WIDE_INT and not int.
17572 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17573 CONST_OK_FOR_N): Likewise.
17574 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17575 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17578 2007-01-10 Jan Hubicka <jh@suse.cz>
17580 * tree-vrp.c (remove_range_assertions): Release defs.
17581 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17582 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17584 2007-01-10 Paul Brook <paul@codesourcery.com>
17586 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17587 * config/arm/arm.md (mulsi3subsi): New insn.
17589 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17591 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17592 (tree_transform_and_unroll_loop): New.
17593 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17596 2007-01-10 Robert Kennedy <jimbob@google.com>
17598 * fold-const.c (fold_comparison): Fold comparisons like (x *
17599 1000 < 0) to (x < 0).
17601 2007-01-10 Ian Lance Taylor <iant@google.com>
17603 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17604 operands have the same priority.
17606 2007-01-10 Tom Tromey <tromey@redhat.com>
17608 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17609 (fold_binary): Likewise.
17610 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17611 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17612 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17613 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17614 * langhooks.h (struct lang_hooks): Removed field
17615 'can_use_bit_fields_p'.
17617 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17619 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17621 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17623 * function.c (get_last_funcdef_no): New function.
17624 * function.h (get_last_funcdef_no): Declare.
17625 * tree-inline.c (initialize_cfun): Add initialization.
17626 (tree_function_versioning): Cleanup.
17628 2007-01-10 Jan Hubicka <jh@suse.cz>
17630 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17633 2007-01-10 Sa Liu <saliu@de.ibm.com>
17634 Ben Elliston <bje@au.ibm.com>
17636 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17637 for SAVE_NONLOCAL and Pmode for any other save level.
17638 * spu-protos.h (spu_restore_stack_block): Declare.
17639 * spu.md (save_stack_block): Remove.
17640 (restore_stack_block): Call spu_restore_stack_block.
17641 * spu.c (spu_restore_stack_block): New function.
17642 (spu_expand_epilogue): Remove old comment.
17644 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17646 PR tree-optimization/30322
17647 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17648 (cand_value_at): Return the value as aff_tree.
17649 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17650 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17651 aff_combination_mult): New functions.
17652 (aff_combination_add): Use aff_combination_add_cst.
17653 (aff_combination_convert): Allow conversions to a wider type.
17654 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17655 * tree-affine.h (aff_combination_mult): Declare.
17657 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17659 * doc/tm.texi: Update documentation to reflect reality of exec
17660 and start file search behaviours. Update copyright year.
17661 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17662 header file directories.
17664 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17666 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17667 (*cosxf2): Rename to cosxf2_i387.
17668 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17669 using X87MODEF12 mode macro. Rename patterns to
17670 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17672 (*cosdf2, *cossf2): Ditto.
17673 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17674 to match extended input operands.
17675 (sincos<mode>3): New expander.
17676 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17677 insn patterns and corresponding splitters.
17679 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17681 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17682 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17684 2007-01-09 Nicolas Pitre <nico@cam.org>
17687 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17689 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17691 * target.h (struct gcc_target): New field library_rtti_comdat.
17692 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17693 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17694 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17695 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17697 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17699 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17701 2007-01-08 Richard Guenther <rguenther@suse.de>
17703 * tree.h (force_fit_type_double): Export.
17704 (force_fit_type): Remove.
17705 * fold-const.c (force_fit_type_double): New function.
17706 (force_fit_type): Remove.
17707 (int_const_binop): Use it.
17708 (fold_convert_const_int_from_int): Likewise.
17709 (fold_convert_const_int_from_real): Likewise.
17710 (fold_div_compare): Likewise.
17711 (fold_sign_changed_comparison): Likewise.
17712 (fold_unary): Likewise.
17713 (fold_negate_const): Likewise.
17714 (fold_abs_const): Likewise.
17715 (fold_not_const): Likewise.
17716 * c-common.c (shorten_compare): Use force_fit_type_double.
17717 * convert.c (convert_to_pointer): Likewise.
17719 2007-01-08 Richard Guenther <rguenther@suse.de>
17721 * tree.h (build_int_cst_wide_type): Export.
17722 * tree.c (build_int_cst_wide_type): New function.
17723 (build_int_cst_wide): Fix comment.
17724 * builtins.c (fold_builtin_object_size): Use build_int_cst
17725 to build -1 or 0 of the correct type. Use fit_double_type
17726 to check for overflow.
17727 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17729 (decode_field_reference): Likewise.
17730 (all_ones_mask_p): Likewise.
17731 (native_interpret_int): Use build_int_cst_wide_type.
17732 (fold_binary): Use build_int_cst_type to build an all-ones
17734 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17736 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17738 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17740 2007-01-09 Ben Elliston <bje@au.ibm.com>
17742 * genautomata.c (STATS_OPTION): New option.
17743 (stats_flag): New flag.
17744 (gen_automata_option): Handle it.
17745 (initiate_automaton_gen): Ditto.
17746 (write_automata): Output statistics only if stats_flag is
17747 set. Likewise, output time statistics only if time_flag is set.
17748 * doc/md.texi (Processor pipeline description): Document new flag.
17750 2007-01-08 Richard Guenther <rguenther@suse.de>
17752 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17753 * tree.c (build_int_cst_type): Likewise.
17754 (size_in_bytes): Don't call force_fit_type on the result.
17755 (int_fits_type_p): Use fit_double_type.
17756 * fold-const.c (fit_double_type): New function.
17757 (force_fit_type): Use it.
17758 * tree.h (fit_double_type): Export.
17760 2007-01-08 Jan Hubicka <jh@suse.cz>
17762 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17763 * ipa.c (function_and_variable_visibility): Fix return type.
17765 2007-01-08 Richard Guenther <rguenther@suse.de>
17767 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17768 of offset to build the index.
17769 * tree-pretty-print.c (dump_generic_node): Don't build negated
17770 const just for printing.
17771 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17772 * builtins.c (fold_builtin_int_roundingfn): Check if result
17773 fits the type by using force_fit_type and comparing the result.
17774 * predict.c (predict_loops): Use compare_tree_int for comparison.
17775 * tree.c (build_int_cst): Fall back to integer_type_node for
17777 (build_int_cst_wide): Assert type is non-null.
17779 2007-01-08 Roberto Costa <roberto.costa@st.com>
17781 * tree-vrp.c (extract_range_from_cond_expr): New.
17782 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17783 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17785 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17786 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17787 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17788 used as expressions.
17789 * tree-object-size.c (cond_expr_object_size): New.
17790 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17792 2007-01-08 Jan Hubicka <jh@suse.cz>
17794 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17795 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17798 2007-01-08 Richard Guenther <rguenther@suse.de>
17800 PR tree-optimization/23603
17801 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17802 (extract_range_from_binary): Fall back to truthvalue instead of
17803 varying for TRUTH_*_EXPR.
17804 (extract_range_from_comparison): Fall back to truthvalue instead of
17806 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17807 if all visited PHI values were constant.
17809 2007-01-08 Jan Hubicka <jh@suse.cz>
17811 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17812 (cgraph_analyze_function): break out from ...
17813 (cgraph_finalize_compilation_unit): ... here.
17814 (cgraph_expand_function): Remove forgoten commented out line.
17815 (cgraph_optimize): Analyze functions.
17817 2007-01-08 Jan Hubicka <jh@suse.cz>
17819 * tree-pas.h (TODO_remove_function): New flag.
17820 (TODO_update*): Renumber.
17821 (pass_ipa_increase_alignment,
17822 pass_ipa_function_and_variable_visibility): New passes.
17823 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17824 (cgraph_function_and_variable_visibility): Move to ipa.c
17825 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17826 cgraph_increase_alignment.
17827 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17828 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17829 calling tree-inline.
17830 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17831 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17832 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17833 (gate_increase_alignment): New function.
17834 (pass_ipa_increase_alignment): New pass.
17835 * ipa.c: Inline tree-pass.h and timevar.h
17836 (function_and_variable_visibility): Move here from cgraphunit.c
17837 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17838 * passes.c (init_optimization_passes): Add the two new passes.
17839 (execute_todo): Handle cgraph_remove_functions.
17841 2007-01-08 Nick Clifton <nickc@redhat.com>
17843 * config/frv/predicates.md (reg_or_0_operand): Accept
17846 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17848 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17849 * config.gcc: Add bfin*-rtems*.
17851 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17853 * c.opt: Add -flax-vector-conversions.
17854 * c-typeck.c (convert_for_assignment): Pass flag to
17855 vector_types_convertible_p to allow emission of note.
17856 (digest_init): Likewise.
17857 * c-opts.c: Handle -flax-vector-conversions.
17858 * c-common.c (flag_lax_vector_conversions): New.
17859 (vector_types_convertible_p): Unless -flax-vector conversions
17860 has been passed, disallow conversions between vectors with
17861 differing numbers of subparts and/or element types. If such
17862 a conversion is disallowed, possibly emit a note on the first
17863 occasion only to inform the user of -flax-vector-conversions.
17864 The new last argument specifies this.
17865 * c-common.h (flag_lax_vector_conversions): New.
17866 (vector_types_convertible_p): Add extra argument.
17867 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17868 char_type_node for V*QI type vectors.
17869 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17870 Update to satisfy new typechecking rules.
17871 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17872 C and C++ variants.
17873 * doc/invoke.texi (C Dialect Options): Document
17874 -flax-vector-conversions.
17876 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17878 PR tree-optimization/29877
17879 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17880 a register variable on the RHS to not be replaceable.
17882 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17883 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17884 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17885 const_simm15, const_pow2, const_npow2): Added.
17886 * config/score/misc.md (insv, extv, extzv, movmemsi,
17887 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17888 * config/score/score.c (score_address_cost, score_select_cc_mode):
17890 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17891 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17892 Update score_print_operand.
17893 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17894 Adjust register allocate order and update some macro define.
17895 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17896 mdx_block_move_straight, mdx_block_move_loop_head,
17897 mdx_block_move_loop_body, mdx_block_move_loop_foot,
17898 mdx_block_move_loop, mdx_block_move): Added.
17899 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17900 mdp_limm): Updated and fix some bug and typo.
17901 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17902 (movsf, movdf, doloop_end): Added.
17904 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17906 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17907 config/arm/thumb2.md: Fix comment typos.
17908 * doc/extend.texi: Fix a typo.
17910 2007-01-07 Eric Christopher <echristo@apple.com>
17912 * configure.ac: Check for __stack_chk_fail for darwin.
17913 * configure: Regenerate.
17915 2007-01-07 Richard Guenther <rguenther@suse.de>
17917 * tree-vrp.c (extract_range_from_assert): CSE calls to
17918 compare_values where possible.
17919 (extract_range_from_unary_expr): Likewise.
17921 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17923 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17924 * config/avr/avr.c (call_insn_operand): Delete function.
17925 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17926 instead of register number. Use predicates.
17927 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17928 call_insn_operand): Add.
17930 2007-01-06 Jan Hubicka <jh@suse.cz>
17932 * tree-pass.h (pass_build_cgraph_edges): Declare.
17933 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17934 (visited_nodes): Remove.
17935 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17936 build_cgrpah_edges; make visited_nodes local.
17937 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17938 (record_references_in_initializer): Move to cgraphbuild.c
17939 (initialize_inline_failed, rebuild_cgraph_edges,
17940 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17941 (verify_cgraph_node): Make visited_nodes local.
17942 (cgraph_analyze_function): Do not call cgraph_create_edges and
17943 initialize_inline_failed.
17944 (cgraph_expand_function): Do not call cgraph_lower_function;
17945 assert that function is already lowered.
17946 * Makefile.in (cgraphbuild.o): New.
17947 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17948 at the end of lowering passes.
17950 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17952 * ifcvt.c (cond_move_convert_if_block): New function, code
17953 factored out from...
17954 (cond_move_process_if_block): ...here. Call the new function
17955 on the THEN and ELSE blocks.
17956 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17957 already takes care of this.
17959 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17962 * tree.h (TREE_OVERFLOW_P): New.
17963 * c-typeck.c (parser_build_unary_op): Warn only if result
17964 overflowed and operands did not.
17965 (parser_build_binary_op): Likewise.
17966 (convert_for_assignment): Remove redundant overflow_warning.
17967 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17969 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17971 * c-typeck.c (store_init_value): Split over two lines to follow
17972 the GNU coding style.
17974 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17976 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17977 __GXX_EXPERIMENTAL_CXX0X__.
17978 * doc/cpp.texi: Same.
17980 2007-01-05 Richard Guenther <rguenther@suse.de>
17982 PR middle-end/27826
17983 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17984 with mismatched types. Instead explicitly build a
17985 conversion NOP_EXPR.
17987 2007-01-05 Ian Lance Taylor <iant@google.com>
17989 * c-common.c (decl_with_nonnull_addr_p): New function.
17990 (c_common_truthvalue_conversion): Call it.
17991 * c-typeck.c (build_binary_op): Likewise.
17992 * c-common.h (decl_with_nonnull_addr_p): Declare.
17994 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17997 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18000 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18002 * doc/install.texi (Final install): Document the fact that
18003 the GNAT runtime should not be stripped.
18005 2007-01-04 Jan Hubicka <jh@suse.cz>
18007 * tree-inline.c (fold_marked_statements): Update operand caches
18008 and EH after folding
18010 2007-01-04 Ian Lance Taylor <iant@google.com>
18012 * c-common.c (check_function_nonnull): Whitespace fix.
18014 2007-01-04 Jan Hubicka <jh@suse.cz>
18016 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18017 comitted older version of patch.
18018 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18019 function, celanup cfg and collect garbage.
18021 2007-01-04 Mike Stump <mrs@apple.com>
18023 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18026 2007-01-04 Eric Christopher <echristo@apple.com>
18028 * libgcc2.c (__bswapsi2): Use SItype.
18029 (__bswapdi2): Use DItype.
18030 * libgcc2.h: Update for above.
18032 2007-01-04 Paul Brook <paul@codesourcery.com>
18034 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18035 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18036 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18037 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18038 umulsi3_highpart): Make conditional on !arm_arch6.
18039 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18040 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18041 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18042 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18043 umulsi3_highpart_v6): New insns.
18045 2007-01-04 Roger Sayle <roger@eyesopen.com>
18047 * fold-const.c (fold_convert): When casting an expression to void,
18048 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18049 have a type. Instead of attempting to build a NOP_EXPR, return
18050 these "special" trees directly.
18052 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18054 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18055 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18056 rs6000_cost->fp not 0 as adjustment for outer NEG.
18058 2007-01-04 Jan Hubicka <jh@suse.cz>
18060 * cgraph.c (cgraph_release_function_body): New function.
18061 (cgraph_remove_node): Use it.
18062 * cgraph.h (cgraph_release_function_body): Declare.
18063 * cgraphunit.c (cgraph_expand_function): Use it.
18064 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18065 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18066 is initialized and while compilation of other function is running.
18067 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18068 statement CFG annotations from here to ...
18069 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18071 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18073 * cfgloop.h (enum li_flags): Make the constants powers of two.
18075 2007-01-04 Jan Hubicka <jh@suse.cz>
18077 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18079 (fold_marked_statements): New function.
18080 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18081 * tree-inline.h (copy_body_data): Add statements_to_fold.
18083 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18085 * config.gcc: Mention libgcc/config.host.
18086 * Makefile.in: Update comments mentioning libgcc.
18087 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18088 (all.cross, start.encap, rest.encap, rest.cross): Update
18089 dependencies for libgcc move.
18090 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18091 (clean-target, clean-target-libgcc): Delete.
18092 (srcdirify, GCC_EXTRA_PARTS): New macros.
18093 (libgcc-support, libgcc.mvars): New rules.
18094 (distclean): Remove mention of mklibgcc.
18095 (install): Don't reference INSTALL_LIBGCC.
18096 (install-common): Don't reference EXTRA_PARTS.
18097 (install-libgcc, install-multilib): Delete rules.
18098 * mklibgcc.in: Delete file.
18099 * doc/configfiles.texi: Don't mention mklibgcc.
18101 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18102 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18103 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18104 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18105 (mklibgcc, ldblspecs): Likewise.
18107 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18108 (posixpre.def): Use $(T).
18109 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18110 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18111 (SHLIB_LINK): Make dummy.
18112 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18114 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18116 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18117 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18118 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18119 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18121 * configure.ac (all_outputs): Remove mklibgcc.
18122 * configure: Regenerated.
18124 2007-01-03 Josh Conner <jconner@apple.com>
18126 PR middle-end/29683
18127 * calls.c (compute_argument_addresses): Set stack and stack_slot
18128 for partial args, too.
18129 (store_one_arg): Use locate.size.constant for the size when
18130 generating a save_area.
18132 2007-01-03 Robert Kennedy <jimbob@google.com>
18134 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18135 whose definitions are deleted due to basic block merging.
18137 2007-01-03 Paul Brook <paul@codesourcery.com>
18140 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18142 (use_return_insn): Return 0 for Thumb interrupt functions.
18143 (print_multi_reg): Add rfe argument for IRQ returns.
18144 (arm_output_epilogue): Pop interrupt return address directly into PC.
18145 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18147 2007-01-03 Paul Brook <paul@codesourcery.com>
18149 Merge from sourcerygxx-4_1.
18150 * config/arm/thumb2.md: New file.
18151 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18153 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18154 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18155 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18156 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18158 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18159 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18161 * config/arm/ieee754-sf.S: Ditto.
18162 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18163 (thumb1_base_register_rtx_p): ... to this.
18164 (thumb_index_register_rtx_p): Rename...
18165 (thumb1_index_register_rtx_p): ... to this.
18166 (thumb_output_function_prologue): Rename...
18167 (thumb1_output_function_prologue): ... to this.
18168 (thumb_legitimate_address_p): Rename...
18169 (thumb1_legitimate_address_p): ... to this.
18170 (thumb_rtx_costs): Rename...
18171 (thumb1_rtx_costs): ... to this.
18172 (thumb_compute_save_reg_mask): Rename...
18173 (thumb1_compute_save_reg_mask): ... to this.
18174 (thumb_final_prescan_insn): Rename...
18175 (thumb1_final_prescan_insn): ... to this.
18176 (thumb_expand_epilogue): Rename...
18177 (thumb1_expand_epilogue): ... to this.
18178 (arm_unwind_emit_stm): Rename...
18179 (arm_unwind_emit_sequence): ... to this.
18180 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18181 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18182 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18183 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18184 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18185 thumb2_output_casesi): New functions.
18186 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18187 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18188 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18189 THUMB2_WORK_REGS): Define.
18190 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18191 arm_condexec_mask, arm_condexec_masklen)): New variables.
18192 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18193 (arm_override_options): Check new CPU capabilities.
18194 Set new architecture flag variables.
18195 (arm_isr_value): Handle v7m interrupt functions.
18196 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18198 (const_ok_for_arm): Handle Thumb-2 constants.
18199 (arm_gen_constant): Ditto. Use movw when available.
18200 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18202 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18203 (thumb_find_work_register, arm_load_pic_register,
18204 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18205 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18206 print_multi_reg, output_mov_long_double_fpa_from_arm,
18207 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18208 output_mov_double_fpa_from_arm, output_move_double,
18209 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18210 output_return_instruction, arm_output_function_prologue,
18211 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18212 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18213 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18214 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18215 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18216 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18218 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18219 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18220 (arm_file_start): Output directive for unified syntax.
18221 (arm_unwind_emit_set): Handle stack alignment instruction.
18222 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18223 Add v6t2, v7, v7a, v7r and v7m.
18224 (RETLDM): Add Thumb-2 code.
18225 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18226 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18227 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18228 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18229 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18230 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18231 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18232 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18233 ADJUST_INSN_LENGTH): Define.
18234 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18235 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18236 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18237 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18238 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18239 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18240 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18241 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18242 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18243 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18244 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18245 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18246 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18247 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18248 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18249 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18250 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18252 * config/arm/arm-tune.md: Regenerate.
18253 * config/arm/arm-protos.h: Update prototypes.
18254 * config/arm/vfp.md: Enable patterns for Thumb-2.
18255 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18256 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18257 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18258 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18259 * config/arm/libunwind.S: Add Thumb-2 code.
18260 * config/arm/constraints.md: Update include Thumb-2.
18261 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18262 * config/arm/ieee754-df.S: Ditto.
18263 * config/arm/bpabi.S: Ditto.
18264 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18265 * config/arm/predicates.md (low_register_operand,
18266 low_reg_or_int_operand, thumb_16bit_operator): New.
18267 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18268 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18269 * config/arm/t-arm-elf: Add armv7 multilib.
18270 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18272 (UNSPEC_STACK_ALIGN, ce_count): New.
18273 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18274 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18276 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18277 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18278 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18279 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18280 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18281 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18283 * doc/extend.texi: Document ARMv7-M interrupt functions.
18284 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18286 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18288 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18289 (struct _Unwind_Context): Rename args_size to flags, remove
18290 signal_frame field, add a new args_size field and version field.
18291 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18292 _Unwind_IsExtendedContext): New inline functions.
18293 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18294 Assume by_value array is only present if _Unwind_IsExtendedContext.
18295 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18296 _Unwind_IsSignalFrame.
18297 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18298 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18299 (uw_init_context_1): Initialize context->flags to
18300 EXTENDED_CONTEXT_BIT.
18301 * config/rs6000/linux-unwind.h (frob_update_context): Use
18302 _Unwind_SetSignalFrame.
18304 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18306 PR middle-end/30353
18307 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18308 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18311 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18313 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18314 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18315 RET, AT_SP): Remove.
18316 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18319 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18320 * cfgbuild.c (find_basic_blocks): Likewise.
18321 * cfgrtl.c (rtl_create_basic_block): Likewise.
18322 * function.c (temp_slots_at_level): Likewise.
18323 * reg-stack.c (stack_regs_mentioned): Likewise.
18324 * regclass.c (allocate_reg_info): Likewise.
18325 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18326 set_bb_for_stmt, move_block_to_fn): Likewise.
18327 * tree-complex.c (tree_lower_complex): Likewise.
18328 * vec.h (VEC_safe_grow_cleared): New.
18330 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18332 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18334 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18335 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18337 * cfgloopmanip.c (scale_loop_frequencies): Export.
18338 (loopify): Scale the frequencies by prescribed coefficients.
18339 (set_zero_probability): New function.
18340 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18341 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18342 and frequencies according to arguments.
18343 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18345 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18346 * modulo-sched.c (sms_schedule): Set probabilities for entering
18347 versioned loop correctly.
18348 * tree-vect-transform.c (vect_transform_loop): Ditto.
18349 * cfgloop.h (loopify, loop_version): Declaration changed.
18350 (scale_loop_frequencies): Declared.
18352 2007-01-02 Jan Hubicka <jh@suse.cz>
18354 * cgraph.c: Include tree-flow.h
18355 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18356 early_local_passes.
18357 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18358 * tree-pass.h (pass_all_early_optimizations): Declare.
18359 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18360 early_local_passes.
18361 (cgraph_analyze_function): Do early_local_passes.
18362 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18363 Do not add referenced vars.
18364 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18366 (gate_all_early_local_passes): New gate.
18367 (pass_early_local_passes): Use new gate.
18368 (execute_early_local_optimizations): New functions.
18369 (gate_all_early_optimizations): New gate.
18370 (pass_all_early_optimizations): New pass.
18371 (execute_free_datastructures): Free SSA only when initialized.
18372 (gate_init_datastructures): Init only when optimizing.
18373 (tree_lowering_passes): Do early local passes when called late.
18374 * tree-profile.c (do_tree_profiling): Don't profile functions added
18376 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18377 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18379 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18380 during early_local_passes.
18381 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18384 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18386 * Makefile.in: Update copyright year.
18388 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18390 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18391 in $(lang_checks) and check-consistency targets.
18393 2007-01-02 Jan Hubicka <jh@suse.cz>
18395 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18396 Do not add referenced vars.
18397 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18399 * passes.c (init_optimization_passes): Put mudflap_2 after
18400 free_datastructures.
18402 2007-01-02 Jan Hubicka <jh@suse.cz>
18404 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18405 Set NOTHROW flag on call statements proved to be nothrow.
18406 Update statement of local calls so new pure/const functions are
18407 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18409 (tree_rest_of_compilation): Register hooks and initialize bitmap
18410 early. Do not set after_inlining flag.
18412 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18414 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18415 HOST_BITS_PER_LONGLONG
18417 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18420 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18421 warning for non-static initializers.
18423 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18425 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18426 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18427 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18428 Always use set_unique_reg_note to add REG_EQUAL notes.
18430 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18433 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18435 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18436 * cfgbuild.c (find_basic_blocks): Likewise.
18437 * cfgrtl.c (rtl_create_basic_block): Likewise.
18438 * function.c (temp_slots_at_level): Likewise.
18439 * reg-stack.c (stack_regs_mentioned): Likewise.
18440 * regclass.c (allocate_reg_info): Likewise.
18441 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18442 set_bb_for_stmt, move_block_to_fn): Likewise.
18443 * tree-complex.c (tree_lower_complex): Likewise.
18444 * vec.h (VEC_safe_grow_cleared): New.
18446 2007-01-02 Ian Lance Taylor <iant@google.com>
18448 * c-common.c (c_common_truthvalue_conversion): When warning about
18449 using an assignment as a truth value, set TREE_NO_WARNING.
18451 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18454 * c.opt (Wold-style-declaration): New.
18455 * doc/invoke.texi (C-only Warning Options): New.
18456 (Wold-style-declaration): Document it.
18457 (Wextra): Enabled by -Wextra.
18458 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18459 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18460 -Wold-style-declaration.
18462 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18464 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18465 * cfgbuild.c (find_basic_blocks): Likewise.
18466 * cfgrtl.c (rtl_create_basic_block): Likewise.
18467 * function.c (temp_slots_at_level): Likewise.
18468 * reg-stack.c (stack_regs_mentioned): Likewise.
18469 * regclass.c (allocate_reg_info): Likewise.
18470 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18471 set_bb_for_stmt, move_block_to_fn): Likewise.
18472 * tree-complex.c (tree_lower_complex): Likewise.
18473 * vec.h (VEC_safe_grow_cleared): New.
18475 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18477 * c-common.c (c_common_nodes_and_builtins): Since variants of
18478 void_type_node get built before it is given a name, we need to
18479 give those variants the name, too.
18480 (complete_array_type): We need to work with the canonical main
18481 type of the array, from which we will build the qualified version.
18482 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18483 * print-tree.c (print_node): Display canonical type information
18485 * stor-layout.c (layout_type): When we don't know the
18486 alignment of a type for which we're building an array, we end up
18487 guessing wrong, so make the type require structural equality.
18488 * tree.c (make_node_stat): When we build a new type, it is its
18489 own canonical type.
18490 (build_type_attribute_qual_variant): When building an attribute
18491 variant, its canonical type is the non-attribute variant. However,
18492 if the attributes are target-dependent and they differ, we need to
18493 use structural equality checks for this type.
18494 (build_qualified_type): A qualified type is not equivalent to its
18495 unqualified variant; set the canonical type appropriately.
18496 (build_distinct_type_copy): When building a distinct type from
18497 another type, the new type is its own canonical type.
18498 (build_variant_type_copy): When building a new type variant, we
18499 assume that it is equivalent to the original type.
18500 (build_pointer_type_for_mode): When building a pointer type, also
18501 build a canonical type pointer.
18502 (build_reference_type_for_mode): When building a reference type,
18503 also build a canonical type reference.
18504 (build_index_type): When we can't hash an index type (e.g.,
18505 because its maximum value is negative), the index type requires
18506 structural equality tests.
18507 (build_array_type): Build the canonical form of an array type.
18508 (build_function_type): Function types require structural equality,
18509 because they contain default arguments, attributes, etc.
18510 (build_method_type_directly): Ditto for method types.
18511 (build_offset_type): Build the canonical offset type.
18512 (build_complex_type): Build the canonical vector type.
18513 (make_vector_type): Build the canonical vector type.
18514 * tree.h (TYPE_CANONICAL): New.
18515 (TYPE_STRUCTURAL_EQUALITY_P): New.
18516 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18517 (struct tree_type): Added "canonical" field.
18518 * params.h (VERIFY_CANONICAL_TYPES): New.
18519 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18520 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18521 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18522 * doc/invoke.texi (verify-canonical-types): Document --param
18523 parameter for verifying canonical types.
18525 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18527 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18528 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18529 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18530 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18532 * config/rs6000/e500.h: New.
18533 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18534 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18536 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18537 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18538 TARGET_E500_DOUBLE): Remove.
18539 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18540 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18541 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18542 * config/rs6000/rs6000.c (rs6000_override_options): Use
18543 CHECK_E500_OPTIONS.
18545 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18547 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18548 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18549 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18550 rs6000_emit_cmove): Don't check TARGET_E500.
18551 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18552 sordered): Don't check TARGET_E500.
18554 2007-01-01 Eric Christopher <echristo@apple.com>
18556 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18557 HARD_REGISTER_NUM_P.
18559 2007-01-01 Roger Sayle <roger@eyesopen.com>
18561 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18562 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18563 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18566 2007-01-01 Mike Stump <mrs@apple.com>
18568 * configure.ac: Remove support for building with Apple's gcc-3.1.
18570 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18572 PR middle-end/30311
18573 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18574 REG is a hard register. Do not modify REG before calling
18576 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18577 multiple of the size of YMODE for certain lowpart cases.
18579 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18581 PR middle-end/30253
18582 * gimplify (voidify_wrapper_expr): Update for
18583 GIMPLE_MODIFY_STMT.
18585 2007-01-01 Andreas Schwab <schwab@suse.de>
18588 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18589 save of BR0 in extra_spill_size instead of spill_size.
18590 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18592 (ia64_expand_epilogue): Restore BR0 from its new location.
18594 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18596 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18597 Use a temporary variable if the left hand side is not a gimple
18600 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18602 * gimplify.c (gimplify_return_expr): Make the temporary variable
18603 for the return expression, a gimple register variable.
18605 2007-01-01 Jan Hubicka <jh@suse.cz>
18607 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18610 2007-01-01 Mike Stump <mrs@apple.com>
18612 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18614 * config/darwin.c (machopic_select_rtx_section): Use
18615 HAVE_GAS_LITERAL16.
18616 (darwin_mergeable_constant_section): Likewise.
18617 * configure: Regenerate.
18618 * config.in: Regenerate.
18620 2007-01-01 Jan Hubicka <jh@suse.cz>
18621 Andrew Pinski <pinskia@gmail.com>
18623 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18624 before starting IPA passes.