1 2007-07-04 Sebastian Pop <sebpop@gmail.com>
3 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5 * tree-data-ref.c (initialize_data_dependence_relation,
6 build_classic_dist_vector): Set DDR_REVERSED_P.
8 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13 init_omega_for_ddr_1): Use non conservative number of iterations
15 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
16 (analyze_siv_subscript): Remove FIXME and reinitialization of
17 last_conflicts to chrec_dont_know.
18 * testsuite/gfortran.dg/vect/pr32457.f90: New.
20 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
22 * tree.c (maybe_canonicalize_argtypes): Improve description.
24 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
26 * tree.c (maybe_canonicalize_argtypes): New.
27 (build_function_type): Set canonical type.
28 (build_method_type_directly): Ditto.
29 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
32 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
34 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
36 (rewrite_use_nonlinear_expr): Likewise.
38 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
40 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
42 2007-07-04 Ben Elliston <bje@au.ibm.com>
44 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
47 * c-objc-common.c (c_types_compatible_p): Fix indentation.
49 * doc/tm.texi (Run-time Target): Capitalise "CPU".
50 (Exception Handling): Likewise.
52 2007-07-03 Jan Hubicka <jh@suse.cz>
54 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
56 2007-07-03 Eric Christopher <echristo@apple.com>
58 * doc/cppopts.texi: Add conflicting option note to -dM.
59 * doc/invoke.texi: Add note about possible conflicts with
60 -E for -dCHARS and note that -dM will not produce
61 any results if there is no machine dependent reorg.
63 2007-07-03 Geoffrey Keating <geoffk@apple.com>
65 * tree.h (DECL_ALIGN): Back out previous change.
67 2007-07-03 Joseph Myers <joseph@codesourcery.com>
69 * configure.ac: Test for .dtprelword support on MIPS.
70 * configure, config.in: Regenerate.
71 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
72 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
74 2007-07-03 Julian Brown <julian@codesourcery.com>
76 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
77 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
78 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
79 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
81 (all_fpus): Add FPUTYPE_VFP3.
82 (fp_model_for_fpu): Add VFPv3 field.
83 (arm_rtx_costs_1): Give cost to VFPv3 constants.
84 (vfp3_const_double_index): New function. Return integer index of
85 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
87 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
88 and argument represents a valid RTX for a VFPv3 constant.
89 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
91 (vfp_emit_fstmd): Similar, for fstmd.
92 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
93 constants, represented as integer indices.
94 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
95 VFP_REGNO_OK_FOR_DOUBLE macros.
96 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
97 (arm_file_start): Set float-abi attribute for VFPv3, and output
98 correct ".fpu" assembler directive.
99 (arm_dbx_register_numbering): Add FIXME.
100 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
101 (fputype): Add FPUTYPE_VFP3.
102 (FIXED_REGISTERS): Add 32 registers for D16-D31.
103 (CALL_USED_REGISTERS): Likewise.
104 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
105 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
106 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
107 (D7_VFP_REGNUM): New.
108 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
109 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
110 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
111 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
112 (REG_ALLOC_ORDER): Adjust for VFPv3.
113 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
114 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
115 VFP_LO_REGS, VFP_HI_REGS.
116 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
117 (IS_VFP_CLASS): Define macro.
118 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
120 (REGISTER_MOVE_COST): Likewise.
121 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
122 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
123 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
124 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
125 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
126 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
127 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
128 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
129 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
130 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
131 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
132 where appropriate for single-word registers.
133 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
134 As above. Fix type attributes.
135 * config/arm/constraints.md (register_contraint "t"): Define.
136 (register_constraint "w"): Change to D0-D15, or D0-D31 for
138 (register_constraint "x"): Define.
139 (constraint "Dv"): Define.
141 2007-07-03 Geoffrey Keating <geoffk@apple.com>
143 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
145 2007-07-03 Tom Tromey <tromey@redhat.com>
147 * c-parser.c (objc_pq_context): Removed.
148 (objc_need_raw_identifier): Likewise.
149 (c_parser) <objc_pq_context>: New field.
150 <objc_need_raw_identifier>: Likewise.
151 (OBJC_NEED_RAW_IDENTIFIER): Removed.
152 (c_lex_one_token): Update.
153 (c_parser_objc_protocol_definition): Update.
154 (c_parser_objc_method_definition): Update.
155 (c_parser_objc_methodproto): Update.
156 (c_parser_declspecs): Update.
158 2007-07-03 David Ung <davidu@mips.com>
160 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
162 2007-07-03 David Ung <davidu@mips.com>
163 Richard Sandiford <richard@codesourcery.com>
165 * doc/invoke.texi: Document -march=74kf3_2.
166 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
167 (TUNE_74K): Check for it.
168 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
169 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
170 * config/mips/mips.md (cpu): Add 74kf3_2.
171 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
172 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
173 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
174 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
175 74kf3_2 to the CPU list.
176 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
177 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
178 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
179 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
180 (r74kf3_2_fxfer_from_c1): New insn reservations.
182 2007-07-03 Richard Sandiford <richard@codesourcery.com>
183 David Ung <davidu@mips.com>
185 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
186 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
187 and 74k[fx]. Document aliases for the new options.
188 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
189 (PROCESSOR_24KF2_1): ...this.
190 (PROCESSOR_24KX): Rename to...
191 (PROCESSOR_24KF1_1): ...this.
192 (PROCESSOR_74KF): Rename to...
193 (PROCESSOR_74KF2_1): ...this.
194 (PROCESSOR_74KX): Rename to...
195 (PROCESSOR_74KF1_1): ...this.
196 (TUNE_74K): Update PROCESSOR_* names.
197 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
198 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
199 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
200 (mips_rtx_cost_data): Update processor names in comments.
201 (mips_issue_rate): Update PROCESSOR_* names.
202 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
203 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
204 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
205 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
206 Update cpu attribute names.
207 (r24k_fpu_iss): Rename this reservation to...
208 (r24kf2_1_fpu_iss): ...this and update all uses.
209 (r24kx_fpu_iss): Rename this reservation to...
210 (r24kf1_1_fpu_iss): ...this and update all uses.
211 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
212 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
213 Update cpu attribute names.
215 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
217 * config/m32r/constraints.md: New file.
218 * config/m32r/m32r.c: Include tm-constrs.h.
219 (small_data_operand): Use satisfies_constraint_* instead of macro.
220 (addr24_operand, gen_compare): Likewise.
221 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
222 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
223 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
224 EXTRA_CONSTRAINT): Likewise.
225 * config/m32r/m32r.md: Include constraints.md.
226 (*movsi_insn): Use satisfies_constraint_* instead of macro.
227 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
228 * config/m32r/predicates.md (conditional_move_operand): Likewise.
229 (two_insn_const_operand, int8_operand, uint16_operand,
230 reg_or_int16_operand, reg_or_uint16_operand,
231 reg_or_cmp_int16_operand, cmp_int16_operand,
232 seth_add3_operand): Likewise.
234 2007-07-03 Eric Christopher <echristo@gmail.com>
236 * libgcc2.h: Conditionally declare __bswapsi2 and
239 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
241 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
244 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
247 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
248 (__gthrw_pragma): Provide default definition.
250 * gthr-posix.c (__gthrw_pragma): Define.
252 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
254 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
255 before declaring inequality.
257 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
259 * combine.c (recog_for_combine): Log the success or failure of
260 matching new insn patterns against the machine description in
263 2007-07-03 Revital Eres <eres@il.ibm.com>
265 * ddg.c (print_sccs): New function.
266 (check_sccs): New function.
267 (create_ddg_all_sccs): Use it.
268 * ddg.h (print_sccs): Declare.
269 * modulo-sched.c (sms_order_nodes): Call print_sccs.
271 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
273 * targhooks.h (default_mode_for_suffix): New function declaration.
274 * targhooks.c (default_mode_for_suffix): New default target hook.
275 * target.h (struct c): New structure in the targetm struct.
276 (mode_for_suffix): New target hook as part of struct c.
277 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
278 default_mode_for_suffix.
279 (TARGET_C): New define.
280 * c-lex.c: Include "target.h".
281 (interpret_float): Use targetm.c.mode_for_suffix to determine
282 the mode for a given non-standard suffix.
283 Makefile.in (c-lex.o): Depend on $(TARGET_H).
285 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
286 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
288 * doc/extend.texi (Floating Types): New node. Document __float80 and
289 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
291 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
294 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
295 predicate instead of target_operand.
296 (divsi3_i1_media, divsi3_media_2): Likewise.
298 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
300 * tree.h (alias_sets_might_conflict_p): Rename into
301 alias_sets_must_conflict_p.
302 * alias.c (alias_sets_might_conflict_p): Likewise.
303 (alias_sets_conflict_p): Use it.
304 (objects_must_conflict_p): Likewise.
305 * c-common.c (strict_aliasing_warning): Adjust.
307 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
309 * rtlhooks.c (gen_lowpart_if_possible): Check for
310 invalid subreg before calling gen_lowpart_SUBREG.
312 2007-07-02 Geoffrey Keating <geoffk@apple.com>
314 * config/darwin9.h: Add copyright notice.
315 (LINK_COMMAND_SPEC): Add comment.
316 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
317 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
318 DARWIN_LIBSYSTEM_HAS_UNWIND.
320 2007-07-02 Jakub Jelinek <jakub@redhat.com>
323 * omp-low.c (check_combined_parallel): New function.
324 (lower_omp_parallel): Call it via walk_stmts, set
325 OMP_PARALLEL_COMBINED if appropriate.
326 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
327 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
328 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
329 don't consider it as combined parallel.
331 2007-07-02 Richard Sandiford <richard@codesourcery.com>
333 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
334 (gcc_tooldir): Likewise.
335 * configure: Regenerate.
336 * Makefile.in (libsubdir_to_prefix): New variable, based on the
337 old configure.ac gcc_tooldir setting.
338 (prefix_to_exec_prefix): New variable.
339 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
340 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
342 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
344 Fix PR tree-optimization/32583
345 Fix PR tree-optimization/32584
346 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
347 (phi_translate_set): Use phi_translate directly now.
348 (make_values_for_stmt): Don't value number RHS if we already know
351 2007-07-02 Steve Ellcey <sje@cup.hp.com>
352 Jim Wilson <wilson@specifix.com>
355 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
358 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
359 Richard Sandiford <richard@codesourcery.com>
360 Nigel Stephens <nigel@mips.com>
362 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
363 (mips16e_output_save_restore): Declare.
364 (mips16e_save_restore_pattern_p): Likewise.
365 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
366 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
367 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
368 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
369 (BITSET_P): New global macro, extracted from...
370 (mips_for_each_saved_reg): ...here.
371 (mips16e_save_restore_info): New struct.
372 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
373 (mips16e_save_restore_regs): New variable.
374 (mips_split_plus, mips16e_find_first_register): New functions.
375 (mips16e_mask_registers): New function.
376 (compute_frame_size): Expand the commentary before the function.
377 Enforce the MIPS16e save and restore register range restrictions.
378 Pad the general register save area at the low end.
379 (mips16e_save_restore_reg, mips16e_build_save_restore)
380 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
381 (mips16e_output_save_restore, mips16e_collect_propagate_value)
382 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
384 (mips_expand_prologue, mips_expand_epilogue): Handle
385 GENERATE_MIPS16E_SAVE_RESTORE.
386 * config/mips/mips.md (*mips16e_save_restore): New pattern.
388 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
390 PR tree-optimization/31966
391 PR tree-optimization/32533
392 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
393 "basic_block" description as its third argument. Update function
394 calls to get destination bb from "edge" argument. Save "cond" into
395 aux field of the edge. Update prototype for changed arguments.
396 (if_convertible_loop_p): Clear aux field of incoming edges if bb
398 (find_phi_replacement_condition): Operate on incoming edges, not
399 on predecessor blocks. If there is a condition saved in the
400 incoming edge aux field, AND it with incoming bb predicate.
401 Return source bb of the first edge.
402 (clean_predicate_lists): Clean aux field of outgoing node edges.
403 (tree_if_conversion): Do not initialize cond variable. Move
404 variable declaration into the loop.
405 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
406 initializations of new_stmt, arg0 and arg1 variables.
408 2007-07-02 Jakub Jelinek <jakub@redhat.com>
410 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
411 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
413 2007-07-02 Richard Guenther <rguenther@suse.de>
415 * tree-ssa.c (useless_type_conversion_p): Document
416 future intent as defining the middle-end type system.
417 Re-structure to call langhook last, group by type class,
418 mark questionable parts.
420 2007-07-02 Richard Guenther <rguenther@suse.de>
422 * tree-flow.h (types_compatible_p): Declare.
423 * tree-ssa.c (types_compatible_p): New function.
424 * ipa-type-escape.c (discover_unique_type): Use
425 types_compatible_p instead of lang_hooks.types_compatible_p.
426 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
427 * tree-vn.c (expressions_equal_p): Likewise.
428 * tree.c (fields_compatible_p): Likewise.
429 * tree-ssa-dom.c (avail_expr_eq): Likewise.
430 (cprop_operand): Use useless_type_conversion_p instead of
431 lang_hooks.types_compatible_p.
432 * tree-inline.c (setup_one_parameter): Likewise.
433 (declare_return_variable): Likewise.
434 * tree-nrv.c (tree_nrv): Likewise.
435 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
436 (maybe_fold_offset_to_component_ref): Likewise.
437 (maybe_fold_offset_to_reference): Likewise.
438 * tree-ssa-copy.c (may_propagate_copy): Likewise.
439 (merge_alias_info): Likewise.
440 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
441 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
442 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
443 * tree-tailcall.c (find_tail_calls): Likewise.
444 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
445 * gimplify.c (canonicalize_addr_expr): Likewise.
446 (fold_indirect_ref_rhs): Likewise.
447 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
448 (cpt_same_type): Likewise.
449 (check_pointer_types_r): Swap parameters to cpt_same_type
451 * fold-const.c (fold_convert): Revert fix for PR15988.
452 * tree-inline.c (setup_one_parameter): Instead fix it here by
453 using fold_build1 instead of fold_convert and checking for
454 error_mark_node. Convert only if the conversion is necessary.
456 2007-07-02 Joseph Myers <joseph@codesourcery.com>
458 * configure.ac: Check for .gnu_attribute on Power.
459 * configure: Regenerate.
460 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
461 attribute for floating-point ABI.
463 2007-07-02 Ira Rosen <irar@il.ibm.com>
465 PR tree-optimization/32230
466 PR tree-optimization/32477
467 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
468 address is a constant.
470 2007-07-02 Richard Sandiford <richard@codesourcery.com>
472 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
473 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
474 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
475 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
476 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
477 64-bit targets. Add support for *-elfoabi*.
478 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
479 different settings if $(tm_defines) does not select the EABI.
480 (MULTILIB_EXCLUSIONS): Define in those circumstances.
481 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
482 (MIPS_ARCH_OPTION_SPEC): Likewise.
483 (MIPS_ISA_LEVEL_SPEC): Likewise.
484 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
485 * config/mips/elfoabi.h: New file.
487 2007-07-02 Richard Guenther <rguenther@suse.de>
489 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
490 (useless_type_conversion_p): ... this.
491 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
492 (useless_type_conversion_p): ... this.
493 * builtins.c (fold_builtin_memory_op): Rename
494 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
495 * tree-cfg.c (verify_expr): Likewise.
496 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
497 * tree-ssa-ccp.c (ccp_fold): Likewise.
498 * tree-ssa-copy.c (may_propagate_copy): Likewise.
499 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
501 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
502 * tree-ssa-pre.c (eliminate): Likewise.
503 * tree-ssa.c (delete_tree_ssa): Likewise.
504 (tree_ssa_useless_type_conversion): Likewise.
505 * tree.c (build2_stat): Likewise.
507 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
509 Fix PR tree-optimization/32571
510 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
513 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
516 and other expected operations explicitly, change default to
519 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
521 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
523 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
524 (tls_load_dot_plus_eight): Move the label number into the unspec.
525 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
527 2007-07-01 Andreas Schwab <schwab@suse.de>
529 * dwarf2out.c (initial_return_save): Define only if used.
531 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
533 Unreverting Richard's Revert of:
535 2007-06-27 Richard Sandiford <richard@codesourcery.com>
537 * dce.c (deletable_insn_p_1): New function, split out from...
538 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
539 specially, not those inside PARALLELs. Remove BODY argument
540 and adjust recursive call accordingly.
541 (prescan_insns_for_dce): Update call to delete_insn_p.
543 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
544 Revital Eres <eres@il.ibm.com>
546 * ddg.c (create_ddg_all_sccs): Fix missed
547 initialization of scc_nodes.
549 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
552 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
553 X + ~X to 1 only for INTEGRAL_TYPE_P type.
555 2007-06-30 Joseph Myers <joseph@codesourcery.com>
557 * configure.ac: Check for .gnu_attribute on MIPS.
558 * configure, config.in: Regenerate.
559 * config/mips/mips.c (mips_file_start): If supported, output
560 attribute for floating-point ABI.
562 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
566 (ffs_cmove): New expander to expand using ctz pattern.
567 (*ffs_cmove): Remove pattern.
568 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
569 (ffsdi2): Expand using ctz pattern.
570 (*ffs_rex64): Remove pattern.
572 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
574 PR rtl-optimization/32296
575 * pa.md (return): Delete pattern.
576 (return_internal): Remove "(const_int 1)" from pattern.
577 (epilogue): Use return_internal pattern for trivial returns.
578 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
579 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
581 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
583 * tree-ssa-pre.c (is_exception_related): New function
584 (can_value_number_operation): Use it.
586 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
588 Fix PR tree-optimization/32540
589 Fix PR tree-optimization/31651
591 * tree-ssa-sccvn.c: New file.
593 * tree-ssa-sccvn.h: Ditto.
595 * tree-vn.c: Include tree-ssa-sccvn.h
596 (val_expr_paid_d): Removed.
597 (value_table): Ditto.
599 (val_expr_pair_hash): Ditto.
600 (val_expr_pair_expr_eq): Ditto.
601 (copy_vuses_from_stmt): Ditto.
604 (shared_vuses_from_stmt): Ditto.
605 (print_creation_to_file): Moved up.
607 (sort_vuses_heap): Ditto.
608 (set_value_handle): Make non-static.
609 (make_value_handle): Ditto.
610 (vn_add): Rewritten to use sccvn lookups.
611 (vn_add_with_vuses): Ditto.
612 (vn_lookup): Ditto (and second argument removed).
613 (vn_lookup_with_vuses): Ditto.
614 (vn_lookup_or_add): Ditto (and second argument removed);
615 (vn_lookup_or_add_with_vuses): Ditto.
616 (vn_lookup_with_stmt): New.
617 (vn_lookup_or_add_with_stmt): Ditto.
618 (create_value_handle_for_expr): Ditto.
620 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
621 (seen_during_translate): New function.
622 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
623 (phi_trans_add): Ditto.
624 (constant_expr_p): FIELD_DECL is always constant.
625 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
627 Avoid infinite recursion on mutually valued expressions.
628 Change callers of vn_lookup_or_add.
629 (phi_translate): New function.
630 (compute_antic_safe): Allow phi nodes.
631 (create_component_ref_by_pieces): Update for FIELD_DECL change.
632 (find_or_generate_expression): Rewrite slightly.
633 (create_expression_by_pieces): Updated for vn_lookup_or_add
635 Update VN_INFO for new names.
636 (insert_into_preds_of_block): Update for new names.
637 (add_to_exp_gen): New function.
638 (add_to_sets): Use vn_lookup_or_add_with_stmt.
639 (find_existing_value_expr): Rewrite to changed vn_lookup.
640 (create_value_expr_from): Ditto, and use add_to_exp_gen.
641 (try_look_through_load): Removed.
642 (try_combine_conversion): Ditto.
643 (get_sccvn_value): New function.
644 (make_values_for_phi): Ditto.
645 (make_values_for_stmt): Ditto.
646 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
648 (init_pre): Update for SCCVN changes.
650 (execute_pre): Ditto.
652 * tree-flow.h (make_value_handle): Declare.
653 (set_value_handle): Ditto.
654 (sort_vuses_heap): Ditto.
655 (vn_lookup_or_add_with_stmt): Ditto.
656 (vn_lookup_with_stmt): Ditto.
657 (vn_compute): Remove.
660 (vn_lookup): Update arguments.
662 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
664 (tree-ssa-sccvn.o): New.
665 (OBJS-common): Add tree-ssa-sccvn.o
667 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
670 * c-typeck.c (build_external_ref): Don't mark as used if called
672 * calls.c (rtx_for_function_call): Likewise.
674 2007-06-30 Richard Sandiford <richard@codesourcery.com>
678 2007-06-27 Richard Sandiford <richard@codesourcery.com>
680 * dce.c (deletable_insn_p_1): New function, split out from...
681 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
682 specially, not those inside PARALLELs. Remove BODY argument
683 and adjust recursive call accordingly.
684 (prescan_insns_for_dce): Update call to delete_insn_p.
686 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
688 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
689 (try_combine): Move potential calls to undo_all() so they happen
690 before we commit to using the combined insns.
692 2006-06-30 Jan Hubicka <jh@suse.cz>
694 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
697 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
699 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
700 (cgraph_remove_unreachable_nodes): Likewise.
701 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
702 * ipa-inline.c (update_caller_keys): Cast according to the coding
704 (cgraph_decide_recursive_inlining): Likewise.
705 (cgraph_decide_inlining_of_small_function): Likewise.
706 (try_inline): Likewise.
707 (cgraph_decide_inlining_incrementally): Likewise.
708 * ipa-pure-const.c (get_function_state): Likewise.
709 (scan_function): Likewise.
710 (analyze_function): Likewise.
711 (static_execute): Likewise.
712 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
713 (merge_callee_local_info): Likewise.
714 (analyze_function): Use type safe memory macros.
715 (static_execute): Likewise. Cast according to the coding conventions.
716 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
718 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
720 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
721 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
724 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
727 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
728 for complex modes (both int and real).
730 2007-06-29 Jan Hubicka <jh@suse.cz>
732 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
734 2007-06-29 Jan Hubicka <jh@suse.cz>
737 * cse.c (cse_insn): Avoid invalid sharing in between register note and
740 2007-06-29 Anatoly Sokolov <aesok@post.ru>
743 * config/avr/avr.c: Include dataflow header file.
744 (expand_prologue): Adjust for prologue insn change.
745 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
748 2007-06-29 Richard Guenther <rguenther@suse.de>
751 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
752 during type verification.
754 2007-06-29 Jan Hubicka <jh@suse.cz>
756 * recog.c (validate_change_rtx_1): Unshare TO argument.
758 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
760 PR tree-optimization/24659
761 * tree-vect-transform.c (vectorizable_call): Handle
762 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
764 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
765 * config/i386/i386.c (enum ix86_builtins)
766 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
767 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
769 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
770 const using def_builtin_const.
771 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
772 input operands in the same modes as the result.
773 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
775 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
777 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
778 (df_set_dead_notes_for_mw): Likewise.
780 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
782 * c-common.c (pointer_int_sum): Do the negation in sizetype.
784 2007-06-28 DJ Delorie <dj@redhat.com>
786 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
788 2007-06-28 Geoffrey Keating <geoffk@apple.com>
790 * doc/invoke.texi (C++ Dialect Options): Document
791 fvisibility-ms-compat.
792 * c.opt (fvisibility-ms-compat): New.
794 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
797 * tree-affine.c (aff_combination_add_elt): Handle
798 pointer addition specially.
800 2007-06-28 Jakub Jelinek <jakub@redhat.com>
802 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
803 decl is non-external for AIX ABI.
805 2007-06-28 David Edelsohn <edelsohn@gnu.org>
807 * config/rs6000/predicates.md (current_file_function_operand):
808 Ensure the symbol is non-external for AIX ABI.
810 2007-06-28 Nick Clifton <nickc@redhat.com>
812 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
813 (fdce, fdse, fpredictive-commoning): Likewise.
815 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
818 * gcc.c (process_command): Recognize the new -static-libgfortran
821 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
824 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
825 Use a call clobbered hard reg instead of a pseudo reg.
827 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
829 * config/sh/sh.md (load_gbr): Use correct operand constraint.
831 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
834 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
835 REG_LIBCALL and REG_RETVAL notes.
836 (divsi3, mulsi3): Likewise.
837 (mulhisi3): Likewise. Use emit_libcall_block.
838 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
840 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
842 PR rtl-optimization/32481
843 * combine.c (adjust_for_new_dest): Rescan the changed insn.
845 2007-06-27 Richard Sandiford <richard@codesourcery.com>
847 * dce.c (deletable_insn_p_1): New function, split out from...
848 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
849 specially, not those inside PARALLELs. Remove BODY argument
850 and adjust recursive call accordingly.
851 (prescan_insns_for_dce): Update call to delete_insn_p.
853 2007-06-27 Richard Guenther <rguenther@suse.de>
856 * tree.h (fold_convertible_p): Declare.
857 * fold-const.c (fold_convertible_p): New function.
858 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
859 instead of lang_hooks.types_compatible_p.
861 2007-06-26 Jan Hubicka <jh@suse.cz>
863 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
864 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
865 early use validate_unshare_change.
866 (reload_combine): Likewise.
867 * recog.c (change_t): New field unshare.
868 (validate_change_1): Rename from validate_change; add argument unshare.
869 (validate_change): Turn into wrapper of validate_change_1; update
871 (validate_unshare_change): New.
872 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
873 calls of df_insn_rescan.
874 * recog.h (validate_change): Replace ints by bools.
875 (validate_unshare_change): Declare.
877 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
879 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
881 2007-06-26 Steve Ellcey <sje@cup.hp.com>
883 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
885 2007-06-25 Jan Hubicka <jh@suse.cz>
887 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
889 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
890 cgraph_decide_inlining_incrementally): Move uninlinability checks to
891 places other call site specific checks are performed.
893 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
896 * tree-vect-transform.c (vectorizable_operation): Convert
897 POINTER_PLUS_EXPR over to PLUS_EXPR.
899 2007-06-25 Chao-ying Fu <fu@mips.com>
901 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
902 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
903 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
904 Document GET_MODE_IBIT, and GET_MODE_FBIT.
906 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
907 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
908 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
909 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
910 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
911 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
912 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
913 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
914 ALL_FIXED_POINT_MODE_P): New define.
915 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
917 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
919 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
920 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
921 MODE_VECTOR_UACCUM): New mode classes.
923 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
924 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
925 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
928 * genmodes.c (struct mode_data): Add ibit and fbit fields.
929 (blank_mode): Initialize ibit and fbit.
930 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
931 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
932 (new_adjust): Change required_class to required_class_from and
933 required_class_to for testing within a range.
934 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
935 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
937 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
938 (make_fixed_point_mode): New.
939 (_ADD_ADJUST): Change C to C1 and C2.
940 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
941 use a range for machine classes.
942 (ADJUST_IBIT, ADJUST_FBIT): New.
943 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
945 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
946 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
947 Emit adjustment for ibit and fbit.
948 (emit_mode_ibit, emit_mode_fbit): New.
949 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
951 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
953 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
954 as the source of the set.
956 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
958 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
959 FP_REGNO_P): Use IN_RANGE.
960 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
961 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
962 (DATA_REG_P): Use DATA_REGNO_P.
963 (FP_REG_P): Use FP_REGNO_P.
964 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
965 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
966 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
968 2007-06-24 Jan Hubicka <jh@suse.cz>
971 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
973 2007-06-24 Sebastian Pop <sebpop@gmail.com>
976 * fold-const.c (fold_binary): Strip nops of operand 0
977 of BIT_NOT_EXPR before calling operand_equal_p.
978 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
979 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
981 2007-06-23 Mark Mitchell <mark@codesourcery.com>
983 * doc/extend.texi: Document that dllimport and dllexport imply
985 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
986 imported or exported declaration, including type declarations.
987 * c-common.c (handle_visibility_attribute): Check for conflicts
988 with dllimport/dllexport.
989 (c_determine_visibility): Handle dllimport/dllexport as an
990 explicit visibility atttribute.
992 2007-06-23 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/16876
996 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
998 * tree-inline.c (initialize_inlined_parameters): Do not call
999 lang_hooks.tree_inlining.convert_parm_for_inlining.
1000 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1001 reason for mismatched types.
1002 * gimplify.c (gimplify_call_expr): Verify the call expression
1003 arguments match the called function type signature. Otherwise
1004 mark the call expression to be not considered for inlining
1005 using CALL_CANNOT_INLINE_P flag.
1006 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1007 edges call expression.
1008 (cgraph_decide_inlining_of_small_function): Likewise.
1009 (cgraph_decide_inlining): Likewise.
1010 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1012 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1013 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1014 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1016 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1017 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1019 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1020 convert_parm_for_inlining member.
1022 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1025 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1026 Remove optimization for GT.
1028 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1031 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1033 (prescan_insns_for_dce): Add extra parameter.
1035 2007-06-23 Jan Hubicka <jh@suse.cz>
1038 * gimplify.c (mark_addressable): New function.
1039 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1041 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1044 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1046 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1049 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1050 moves between MMX/SSE registers to at least 8 units to prevent
1051 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1053 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1055 * config/i386/i386.c (override_options): Correct x86_sahf
1058 2007-06-21 David Daney <ddaney@avtrex.com>
1061 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1062 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1063 (exception_receiver): Renamed to ...
1064 (nonlocal_goto_receiver): ... this.
1066 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1068 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1069 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1070 partial register accesses.
1072 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1074 * fold-const.c (debug_fold_checksum): Move it under
1075 ENABLE_FOLD_CHECKING.
1077 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1080 * tree.h (debug_fold_checksum): Declared.
1081 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1082 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1083 build_fold_addr_expr_with_type_1.
1084 (fold_addr_expr, debug_fold_checksum): New.
1085 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1086 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1089 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1091 PR tree-optimization/19590
1092 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1093 of scev is a constant.
1094 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1096 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1098 * df-problems.c (df_note_bb_compute): Made computation of live
1099 info consistent with df_lr.
1101 2007-06-21 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/32453
1104 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1105 for pointer anti-range.
1107 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1109 * config/i386/i386.c (processor_target_table): Increase maximum
1110 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1113 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1114 byte alignment if > 8 byte alignment is preferred.
1115 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1117 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1119 PR tree-optimization/31866
1120 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1121 if ASM_EXPR's input is not a SSA_NAME.
1124 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1125 but decl is a global var, instead return decl.
1126 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1127 even for is_global_var decls, if they are private in some outer
1130 2007-06-21 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/32451
1133 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1135 2007-06-21 Christian Bruel <christian.bruel@st.com>
1137 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1138 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1139 (push_regs): Changed saving order or banked registers.
1140 (sh_expand_epilogue): Likewise.
1141 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1142 (FIRST_BANKED_REG): Likewise.
1143 (LAST_BANKED_REG): Likewise.
1144 * config/sh/sh.md (banked) New attribute.
1145 (in_delay_slot): Check banked attribute.
1147 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1149 PR tree-optimization/32075
1150 * tree-data-ref.c (subscript_dependence_tester_1,
1151 analyze_miv_subscript, analyze_overlapping_iterations,
1152 add_distance_for_zero_overlaps, build_classic_dist_vector,
1153 subscript_dependence_tester_1, analyze_overlapping_iterations,
1154 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1155 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1156 to evolution_function_is_affine_multivariate_p.
1158 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1160 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1162 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1165 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1167 * config/m32c/prologue.md (epilogue_exitd_16): New.
1168 (epilogue_reit_16): New.
1169 (epilogue_exitd): Rename to epilogue_exitd_24.
1170 (epilogue_reit): Rename to epilogue_reit_24.
1172 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1173 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1175 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1177 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1178 if dbg_cnt (sched_insn) reaches the limit.
1179 (choose_ready): New parameter INSN_PTR and new return value.
1180 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1181 the new return value from choose_ready.
1182 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1183 (rest_of_handle_global_alloc): New global_alloc_at_func.
1185 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1187 PR tree-optimization/25737
1188 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1189 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1190 * tree-flow.h (struct fieldoff): Add new field alias_set.
1191 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1192 argument addressable_type. Set alias_set of fieldoff.
1193 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1194 (create_overlap_variables_for): Pass alias_set from fieldoff to
1196 * alias.c (get_alias_set): Use alias_set from SFT if set.
1198 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1200 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1201 of a variable as an unsigned HOST_WIDE_INT integer.
1203 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1205 PR rtl-optimization/32405
1206 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1208 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1210 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1213 * builtins.c: Include diagnostic.h.
1214 (expand_builtin_expect): Make gcc_assert more permissive.
1215 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1218 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1222 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1223 if ACCUMULATE_OUTGOING_ARGS.
1225 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1227 * config/m68hc11/m68hc11.c: Include dataflow header file.
1228 (m68hc11_reorg): Port to dataflow.
1230 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1232 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1233 (struct df_problem.free_blocks_on_set_blocks): New field.
1234 (struct dataflow.optional_p): New field.
1235 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1236 (df_live_set_all_dirty): New function.
1237 * df-scan.c (df_scan_alloc): Initialize optional_p.
1238 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1239 * df-core.c (df_set_blocks): Removed use of
1240 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1241 df_problem.free_blocks_on_set_blocks to determine which blocks are
1243 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1244 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1245 uses dataflow.optional_p to determine if problem should be
1247 (rest_of_handle_df_initialize): Only start live problem if
1249 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1250 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1251 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1252 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1253 problem_NOTE): Initialize free_blocks_on_set_blocks.
1254 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1256 (df_live_set_all_dirty, df_note_alloc): New function.
1257 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1259 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1260 * postreload.c (reload_combine): Ditto.
1261 * cse.c (cse_extended_basic_block): Ditto.
1262 * regmove.c (mark_flags_life_zones): Ditto.
1263 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1264 erase_matching_seqs): Ditto.
1265 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1266 * integrate (allocate_initial_values): Ditto.
1267 * combine.c (reg_dead_at_p): Ditto.
1268 * resource.c (mark_target_live_regs): Ditto.
1269 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1270 * config/sh/sh.c (find_r0_life_regions): Ditto.
1271 * global.c (rest_of_handle_global_alloc): Only add back df_live
1273 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1275 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1277 (if_convert): Make sure df_live is there at -O == 1.
1278 (pass_if_after_combine): Cleanup flags.
1279 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1280 is there at -O == 1.
1282 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1284 * config/arm/arm.c (arm_get_frame_offsets): Set
1285 offsets->locals_base to avoid negative stack size.
1286 (thumb1_expand_prologue): Assert on negative stack size.
1288 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1290 PR tree-optimization/32367
1291 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1292 of the chrec has no evolution in that loop.
1293 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1295 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1297 * config/xtensa/xtensa.c: Include "df.h".
1298 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
1299 (xtensa_va_start): Invoke make_tree with sizetype for
1300 expand_builtin_saveregs and then convert the result to a pointer.
1301 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1302 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1303 Subtract argument size from index value as integers and then use
1304 POINTER_PLUS_EXPR to add the result to the array address.
1306 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1309 * config/m32c/m32c.c: Include dataflow header file.
1310 (m32c_emit_prologue): Adjust for prologue insn change.
1311 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1312 once inside a PARALLEL. Assume frame size passed in operand 0
1313 includes space to save the fb register.
1314 (prologue_enter_24): Likewise.
1315 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1317 2007-06-19 David Daney <ddaney@avtrex.com
1320 * config/mips/mips.md (cprestore): Mark $gp as used.
1322 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1325 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1326 (frv_ifcvt_modify_insn): Likewise.
1328 2007-06-19 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1331 only handle positive offsets that fit in a HOST_WIDE_INT.
1333 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1336 result of rsqrt insn for zero input argument to avoid NaN.
1338 2007-06-19 Richard Guenther <rguenther@suse.de>
1341 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1343 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1345 PR tree-optimization/32353
1346 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1348 2007-06-19 Nick Clifton <nickc@redhat.com>
1350 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1352 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1355 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1356 * config/i386/i386.c (assign_386_stack_local): Assert that
1357 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1358 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1359 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1360 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1362 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1364 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1366 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1368 PR rtl-optimization/32321
1369 * gcse.c (replace_store_insn): Update the note before
1370 calling emit_insn_after.
1372 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1375 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1377 * df-problems.c (df_note_bb_compute): Fix dumping info.
1379 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1381 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1382 insn with emit_jump_insn.
1384 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1386 PR tree-optimization/32383
1387 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1388 * targhooks.h (default_builtin_reciprocal): Update prototype.
1389 * target.h (struct gcc_target): Update builtin_reciprocal.
1390 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1391 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1392 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1393 when fndecl is in BUILT_IN_MD class.
1394 (execute_convert_to_rsqrt): Ditto.
1396 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1397 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1398 Convert BUILT_IN_SQRTF code only when md_fn is false.
1400 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1402 * bt-load.c (move_btr_def): Fix the order of arguments
1403 to validate_replace_rtx.
1405 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1407 * config/m68k/m68k-devices.def: Add 54450..54455.
1409 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1411 PR rtl-optimization/32366
1412 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1413 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1416 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1419 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1420 this is true, rescan insn being modified.
1421 (sms_schedule): Added rescan parameter.
1422 (rest_of_handle_sms): Moved freeing of dominance info to before
1423 getting out of cfg_layout.
1425 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1427 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1428 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1431 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1432 FL_CF_EMAC from the entry for isac.
1434 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1435 (const_sibcall_operand): New.
1436 (sibcall_operand): Use it.
1437 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1438 (m68k_isas): ISAC does not imply FPU or EMAC.
1439 (override_options): Add ISA_C logic for symbolic jump & call.
1441 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1443 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1444 return mode from the builtin itself.
1445 (sparc_fold_builtin): Fix cast of zero constant.
1447 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1449 * targhooks.c (default_builtin_reciprocal): New default target hook.
1450 * targhooks.h (default_builtin_reciprocal): Add prototype.
1451 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1452 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1453 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1454 default_builtin_reciprocal.
1456 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1459 * hooks.c (hook_tree_tree_bool_null): New hook.
1460 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1461 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1462 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1463 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1464 and convert it to reciprocal a*rfunc(b).
1465 (execute_convert_to_rsqrt): New function.
1466 (gate_convert_to_rsqrt): New function.
1467 (pass_convert_to_rsqrt): New pass definition.
1468 * target.h (struct gcc_target): Add builtin_reciprocal.
1469 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1470 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1471 TARGET_BUILTIN_RECIPROCAL.
1472 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1474 * config/i386/i386.h (TARGET_RECIP): New define.
1475 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1476 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1477 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1478 and not optimizing for size.
1479 (*rcpsf2_sse): New insn pattern.
1480 (*rsqrtsf2_sse): Ditto.
1481 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1482 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1483 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1484 and not optimizing for size.
1485 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1486 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1487 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1488 and not optimizing for size.
1489 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1490 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1491 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1492 and not optimizing for size.
1493 (*sse_rsqrtv4sf2): Do not export.
1495 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1496 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1497 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1498 and not optimizing for size.
1500 * config/i386/i386.opt (mrecip): New option.
1501 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1502 (ix86_emit_swsqrtsf): Ditto.
1503 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1504 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1506 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1507 ix86_expand_unop1_builtin.
1508 (ix86_emit_swdivsf): New function.
1509 (ix86_emit_swsqrtsf): Ditto.
1510 (ix86_builtin_reciprocal): New function.
1511 (TARGET_BUILTIN_RECIPROCAL): Use it.
1512 (ix86_vectorize_builtin_conversion): Rename from
1513 ix86_builtin_conversion.
1514 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1515 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1516 "i386 and x86_64 Options" section.
1517 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1519 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1520 Zdenek Dvorak <dvorakz@suse.cz>
1521 Richard Guenther <rguenther@suse.de>
1522 Kaz Kojima <kkojima@gcc.gnu.org>
1524 * tree-vrp.c (compare_values_warnv): Convert val2 to
1526 (extract_range_from_assert): Create
1527 POINTER_PLUS_EXPR for pointer types.
1528 (extract_range_from_binary_expr): Handle
1529 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1531 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1532 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1533 POINTER_PLUS_EXPR as PLUS_EXPR.
1534 (number_of_iterations_lt_to_ne):
1535 For pointer types, use sizetype when
1536 creating MINUS_EXPR/PLUS_EXPRs.
1537 (assert_loop_rolls_lt): For pointer types, use sizetype when
1538 creating MINUS_EXPR/PLUS_EXPRs.
1539 (number_of_iterations_le): Likewise.
1540 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1541 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1542 like PLUS_EXPR and MINUS_EXPR.
1543 * tree-pretty-print.c (dump_generic_node): Handle
1545 (op_prio): Likewise.
1546 (op_symbol_1): Likewise.
1547 * optabs.c (optab_for_tree_code): Likewise.
1548 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1550 * tree-tailcall.c (process_assignment): Mention
1551 POINTER_PLUS_EXPR in a TODO comment.
1552 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1553 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1554 not used with a pointer and an integer type.
1555 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1556 increment using chrec_convert_rhs instead of chrec_convert.
1557 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1558 PLUS_EXPR except for the right hand side's type will be
1560 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1561 (fold_used_pointer_cast): Kill.
1562 (pointer_offset_p): Kill.
1563 (fold_used_pointer): Kill.
1564 (pointer_used_p): Kill.
1565 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1566 call fold_used_pointer.
1567 (instantiate_parameters_1): Convert the increment
1568 using chrec_convert_rhs instead of chrec_convert.
1569 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1570 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1571 instead of PLUS_EXPR.
1572 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1573 PLUS_EXPR for pointers.
1574 (std_gimplify_va_arg_expr): Likewise.
1575 (fold_builtin_memory_op): Likewise.
1576 (fold_builtin_strstr): Likewise.
1577 (fold_builtin_strchr): Likewise.
1578 (fold_builtin_strrchr): Likewise.
1579 (fold_builtin_strpbrk): Likewise.
1580 (expand_builtin_memory_chk): Likewise.
1581 (fold_builtin_memory_chk): Likewise.
1582 (std_expand_builtin_va_start): Use
1583 sizetype for the call to make_tree and then convert
1584 to the pointer type.
1585 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1586 instead of PLUS_EXPR for adding to a pointer.
1587 (std_gimplify_va_arg_expr): Use fold_build2 for
1588 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1589 the operands to sizetype first and then cast the BIT_AND_EXPR
1590 back to the pointer type.
1591 * fold-const.c (build_range_check): Handle pointer types
1593 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1594 of PLUS_EXPR's. Make sure the offset is converted to
1596 (try_move_mult_to_index): Strip the NOPs from the offset.
1597 Remove code argument and replace all uses with PLUS_EXPR.
1598 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1599 specially. Don't use a pointer type for MINUS_EXPR.
1600 (fold_unary): Handle for (T1)(X op Y),
1601 only p+ as that is the only as that can be handled for
1602 binary operators now.
1603 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1605 <case PLUS_EXPR>: Add folding of PTR+INT into
1607 Don't call try_move_mult_to_index.
1608 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1609 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1610 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1611 Don't call try_move_mult_to_index.
1612 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1613 (tree_expr_nonzero_p): Likewise.
1614 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1615 of PLUS_EXPR for the complex expression folding.
1616 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1617 first chrec is a pointer type, then the second should
1618 be sizetype and not the first's type.
1619 For POINTER_PLUS_EXPR, use a different right hand side type.
1620 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1621 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1622 different right hand side type.
1623 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1624 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1625 instead of PLUS_EXPR.
1626 When either operand is zero, convert the other operand.
1627 (chrec_apply): Use chrec_convert_rhs
1628 on the argument x instead of chrec_convert.
1629 (reset_evolution_in_loop): For pointer types, the new_evol
1631 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1632 different right hand side type.
1633 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1634 (chrec_convert_rhs): New function.
1635 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1636 different right hand side type.
1637 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1638 * tree-chrec.h (chrec_convert_rhs): New prototype.
1639 (build_polynomial_chrec): For pointer types, the right hand
1640 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1641 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1642 Remove subtraction case as it is always addition now.
1643 Make sure the offset is converted to sizetype.
1644 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1645 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1646 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1647 PLUS_EXPR in pointer type.
1648 Handle POINTER_PLUS_EXPR.
1649 (tree_to_aff_combination): Likewise.
1650 (force_expr_to_var_cost): Likewise.
1651 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1652 instead of PLUS_EXPR for pointers.
1653 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1654 instead of PLUS_EXPR of pointer types.
1655 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1657 (check_va_list_escapes): Likewise.
1658 (check_all_va_list_escapes): Likewise.
1659 * dwarf2out.c (loc_descriptor_from_tree_1):
1660 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1661 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1662 (string_constant): Likewise.
1663 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1664 the offset to the base, use POINTER_PLUS_EXPR.
1665 (add_to_parts): Convert the index to sizetype.
1666 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1667 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1668 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1669 Offset only holds something for PLUS_EXPR.
1670 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1672 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1674 (analyze_accesses_for_modify_stmt): Likewise.
1675 Remove comment about the type being integral type as it is
1677 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1679 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1681 Correct the type which the artimentic is done in (is now
1684 * tree-data-ref.c (split_constant_offset): Handle
1686 * tree-affine.c (tree_to_aff_combination): Likewise.
1687 * c-typeck.c (build_unary_op): For pointers create the increment
1688 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1690 * gimplify.c (gimplify_self_mod_expr): Create a
1691 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1692 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1693 * tree.def (POINTER_PLUS_EXPR): New tree code.
1694 * tree-predcom.c (ref_at_iteration): If we have a pointer
1695 type do the multiplication in sizetype.
1696 * tree-mudflap.c (mf_xform_derefs_1): Create a
1697 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1698 * tree-ssa-forwprop.c
1699 (forward_propagate_addr_into_variable_array_index):
1700 Don't expect there to be a cast for the index as that
1701 does not exist anymore.
1702 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1703 instead of PLUS_EXPR.
1704 Don't check for the first operand of the POINTER_PLUS_EXPR
1705 was the index as it cannot be.
1706 Call forward_propagate_addr_into_variable_array_index with
1707 the SSA_NAME instead of the statement.
1708 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1709 (compare_constant): Likewise.
1710 (copy_constant): Likewise.
1711 (compute_reloc_for_constant): Likewise.
1712 (output_addressed_constants): Likewise.
1713 (initializer_constant_valid_p): Likewise.
1714 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1715 Convert the MIN/MAX of the inner type to the outer
1716 type before comparing them.
1717 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1718 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1719 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1720 of PLUS_EXPR for pointers.
1721 * tree-inline.c (estimate_num_insns_1): Handle
1723 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1724 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1725 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1726 instead of PLUS_EXPR for the pointer increment statement.
1727 (vect_update_ivs_after_vectorizer): For pointer types, create
1728 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1729 MULT_EXPR in sizetype.
1730 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1732 * tree-object-size.c (plus_expr_object_size): Handle
1733 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1734 code which is trying to figure out which side is a pointer and
1736 (check_for_plus_in_loops_1): Likewise.
1737 (check_for_plus_in_loops): Likewise.
1738 * c-common.c (pointer_int_sum): Create a
1739 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1740 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1741 only POINTER_PLUS_EXPR. Removing all the extra
1742 code which is trying to figure out which side is a pointer and
1744 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1745 PLUS_EXPR and MINUS_EXPR.
1746 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1748 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1749 with make_tree, instead of a pointer type.
1750 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1751 for pointers instead of PLUS_EXPR.
1752 (s390_gimplify_va_arg): Likewise.
1753 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1754 instead of PLUS_EXPR when doing addition on pointer
1755 types. Use sizetype for the second operand.
1756 (spu_gimplify_va_arg_expr): Likewise.
1757 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1758 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1759 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1760 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1761 for the pointer addition and also use size_int/sizetype
1763 (ix86_gimplify_va_arg): Likewise.
1764 Perform BIT_AND_EXPR on sizetype arguments.
1765 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1766 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1767 for the pointer additions and also use size_int for the offsets.
1768 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1769 additions and also use size_int for the offsets. Perform
1770 BIT_AND_EXPR on sizetype arguments.
1771 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1772 POINTER_PLUS_EXPR for pointers and create the
1773 BIT_AND_EXPR in sizetype.
1774 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1775 instead of PLUS_EXPR for pointer addition.
1776 (rs6000_va_start): Likewise.
1777 Also use sizetype for the offset.
1778 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1779 as PLUS_EXPR/MINUS_EXPR.
1780 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1781 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1782 Don't use BIT_AND_EXPR on a pointer type, convert the
1783 expression to sizetype first.
1784 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1786 (mips_gimplify_va_arg_expr): Likewise.
1787 Don't create BIT_AND_EXPR in a pointer type.
1789 2007-06-15 Eric Christopher <echristo@apple.com>
1791 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1792 (x86_64-*-darwin*): Ditto.
1793 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1796 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1798 * doc/extend.texi: Document behavior of __attribute__((aligned))
1801 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1803 * rtlanal.c (note_stores): Improve documentation.
1805 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1807 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1808 LOCAL_LABEL_PREFIX): Delete.
1809 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1810 (bfin_internal_label): Delete.
1812 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1814 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1815 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1816 otherwise define to LIBGCC2_TF_CEXT.
1817 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1818 (LIBGCC_TF_CEXT): Ditto.
1821 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1823 PR rtl-optimization/32339
1824 * df-scan.c (df_uses_record): Don't modify flags but just add to
1825 it for df_ref_record.
1827 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1829 * tree-mudflap.c: Fix whitespace issues.
1831 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1833 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1835 2007-06-14 Eric Christopher <echristo@apple.com>
1837 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1838 (movv4sf): Use gcc_unreachable instead of abort.
1840 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/sfp-machine.h (CMPtype): New define.
1844 (mach stubs): Use CMPtype instead of int as a return type.
1846 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1848 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1849 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1850 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1851 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1852 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1853 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1854 config/soft-fp/soft-fp.h: Update from glibc CVS.
1856 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1858 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1860 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1863 * config/v850/v850.c: Include dataflow header file.
1864 (substitute_ep_register): Fix typo.
1866 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1868 * configure.ac: Fix earlier checkin.
1869 * configure: Regenerated.
1871 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1873 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1874 * aclocal.m4: Regenerate.
1875 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1876 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1877 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1878 * configure: Regenerate.
1879 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1881 * Makefile.in (quickstrap): Build libgcc too.
1883 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1885 * configure.ac: Add --enable-checking=df. Explicitly mention that
1886 the variables are initialized as for "release".
1887 * df-core.c: Use it.
1888 * configure: Regenerate.
1889 * config.in: Regenerate.
1891 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1893 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1894 validate_replace_rtx instead of replace_rtx.
1895 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1897 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1899 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1900 (DWARF2_UNWIND_INFO): Override default if configured with
1902 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1903 (ENDFILE_SPEC): Add crtend.o.
1904 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1905 (ENDFILE_SPEC): Add crtend.o.
1906 (TARGET_USE_JCR_SECTION): Define.
1907 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1909 * config/i386/cygming-crtbegin.c: New file.
1910 * config/i386/cygming-crtend.c: New file.
1912 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1914 * config/i386/w32-unwind.h: New file.
1916 2007-06-13 Eric Christopher <echristo@apple.com>
1918 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1919 the user set a value below STACK_BOUNDARY.
1921 2007-06-13 Thiemo Seufer <ths@networkno.de>
1923 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1924 imply -lpthread for -pthread.
1926 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1928 * basic-block.h: Remove the prototype for
1929 free_basic_block_vars.
1930 * cfglayout.h: Remove the prototype for
1931 insn_locators_initialize.
1932 * tree.h: Remove the prototype for emit_line_note.
1934 * tree-ssa-pre.c (mergephitemp): Remove.
1935 (init_pre): Don't use mergephitemp.
1937 2007-06-13 Eric Christopher <echristo@apple.com>
1939 * config/i386/i386.c (override_options): If we've specified
1940 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1942 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1944 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1947 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1949 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1950 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1951 (eh_store_handler): New pattern.
1952 (eh_return): Emit it instead of a plain move.
1954 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1956 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1957 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1958 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1961 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1963 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1964 (find_next_insn_start, find_load): New functions.
1965 (bfin_reorg): Use them to deal with the fact that parallel insns are
1966 no longer represented as a SEQUENCE.
1968 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1970 * config/sparc/sparc.c (sparc_override_options): Initialize
1973 2007-06-13 Dave Korn <dave.korn@artimi.com>
1975 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1978 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1980 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1981 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1982 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1983 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1984 tree-vect-transform.c: Fix comment typos. Follow spelling
1987 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1989 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1990 to the exit block use set.
1991 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1992 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1993 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1995 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1997 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1998 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1999 to indicate an error.
2000 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
2001 (dbg_cnt_process_opt): Print an error on a bad argument.
2002 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2003 * common.opt (-fdbg-cnt-list): New.
2004 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2006 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2008 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2009 flag on ref-all pointers.
2011 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2014 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2015 for the offset with the modifier as EXPAND_INITIALIZER
2016 if the modifier is EXPAND_INITIALIZER.
2017 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2018 a register if we had an overflow.
2020 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2022 * real.c (real_isfinite): New.
2023 (real_sqrt): Use it.
2024 * real.h (real_isfinite): New.
2025 * builtins.c: Use it.
2027 2007-06-12 Ian Lance Taylor <iant@google.com>
2028 Daniel Berlin <dberlin@dberlin.org>
2031 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2032 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2033 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2034 (DECL_NO_TBAA_P): Define.
2035 (struct tree_decl_common): Add no_tbaa_flag field.
2036 * tree-ssa-structalias.c (struct variable_info): Add
2037 no_tbaa_pruning field.
2038 (new_var_info): Initialize no_tbaa_pruning field.
2039 (unify_nodes): Copy no_tbaa_pruning field.
2040 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2041 (dump_solution_for_var): Print no_tbaa_pruning flag.
2042 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2044 (compute_tbaa_pruning): New static function.
2045 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2046 Call compute_tbaa_pruning.
2047 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2048 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2049 * gimple-low.c (lower_stmt): Likewise.
2050 * tree-gimple.c (is_gimple_stmt): Likewise.
2051 * tree-ssa-operands.c (get_expr_operands): Likewise.
2052 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2053 * tree-inline.c (estimate_num_insns_1): Likewise.
2054 (copy_result_decl_to_var): Likewise.
2055 * expr.c (expand_expr_real_1): Likewise.
2056 * tree-pretty-print.c (dump_generic_node): Likewise.
2057 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2058 * omp-low.c (omp_copy_decl_2): Likewise.
2059 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2060 * doc/c-tree.texi (Expression trees): Document
2061 CHANGE_DYNAMIC_TYPE_EXPR.
2063 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2065 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2066 with !HONOR_NANS and !HONOR_INFINITIES.
2067 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2069 2007-06-12 Tristan Gingold <gingold@adacore.com>
2071 * gcov.c: Comments updated.
2072 (source_info): Add file_time field.
2073 (source_index): New variable.
2074 (mutiple_files): New variable.
2075 (generate_results): New function extracted from process_file.
2076 (process_file): Save and restore chain of functions, generate
2077 results and free structures only if not merging results.
2078 (release_structures): File names are now freed in create_file_names
2079 (create_file_names): Free previous file names.
2080 (find_source): File date is now read here and modifications in
2081 source files is checked here.
2082 (read_graph_file): Only reverse order of functions for the current
2084 (make_gcov_file_name): Do not generate long names if input_name is
2086 (output_lines): If merging results do not display graph, data and
2088 Checking source file modification is done in find_source.
2090 * doc/gcov.texi: Append an s to sourcefile.
2092 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2094 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2095 (forced_nop): New pattern.
2096 * config/bfin/bfin.c: Include "df.h".
2097 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2098 (bfin_discover_loop): Use df_get_live_in instead of
2099 global_live_at_start.
2100 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2101 df_analyze when done.
2102 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2103 the insns. Use QImode for the final insn in a bundle. Call
2104 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2106 (reorder_var_tracking_notes): New function.
2107 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2108 update_life_info. Call df_analyze after scheduling and bundle
2109 generation. Call reorder_var_tracking_notes if generating these notes.
2110 Call df_finish_pass at the end.
2112 2007-06-12 Dirk Mueller <dmueller@suse.de>
2114 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2115 a comparison, not an assignment.
2117 2007-06-12 Olivier Hainque <hainque@adacore.com>
2119 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2120 Request walking the subtrees only, leaving the current is_lhs/val_only
2122 (convert_non_local_reference): Likewise.
2124 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2126 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2128 2007-06-12 Richard Guenther <rguenther@suse.de>
2130 PR tree-optimization/15353
2131 PR tree-optimization/31657
2132 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2133 * timevar.def: Add TV_TREE_IFCOMBINE.
2134 * tree-pass.h (pass_tree_ifcombine): Declare.
2135 * tree-ssa-ifcombine.c: New file.
2136 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2137 * tree-flow.h (blocks_in_phiopt_order): Declare.
2138 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2139 (tree-ssa-ifcombine.o): New dependencies.
2141 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2143 PR rtl-optimization/32293
2144 * combine.c (simplify_if_then_else): Truncate return from
2145 nonzero_bits() to correct mode.
2147 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2149 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2150 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2152 2007-06-11 Diego Novillo <dnovillo@google.com>
2154 * Makefile.in (reload1.o-warn): Remove.
2156 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2158 * combine.c (subst): Use reg_overlap_mentioned_p
2159 instead of comparing register numbers directly.
2161 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2163 * reload1.c (mark_home_live_1): Use the mode parameter.
2165 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2167 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2168 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2172 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2174 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2176 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2178 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2179 from integer registers.
2180 (FP mode splitters): Handle TFmode.
2182 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2184 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2185 for ref-all pointers that point-to anything.
2187 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2189 * config/arm/arm.c (arm_output_dwarf_dtprel,
2190 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2192 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2194 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2195 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2198 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2200 * gcc/tree.c (signed_or_unsigned_type_for): New.
2201 (unsigned_type_for): Use signed_or_unsigned_type_for.
2202 (signed_type_for): Use signed_or_unsigned_type_for.
2203 * gcc/tree.h (signed_or_unsigned_type_for): New.
2204 (get_signed_or_unsigned_type): Remove.
2205 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2206 lang_hooks.types.signed_type
2207 (size_diffop): Likewise.
2208 (all_ones_mask_p): Likewise.
2209 (build_range_check): Likewise.
2210 (fold_cond_expr_with_comparison): Likewise.
2211 (fold_cond_expr_with_comparison): Likewise.
2212 (unextend): Likewise.
2213 (extract_muldiv_1): Likewise.
2214 (fold_single_bit_test_into_sign_test): Likewise.
2215 (fold_binary): Likewise.
2216 (fold_ternary): Likewise.
2217 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2218 instead of get_signed_or_unsigned_type.
2219 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2220 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2221 * gcc/expr.c (signed_or_unsigned_type_for): Use
2222 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2223 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2224 (lhd_signed_or_unsigned_type): Remove.
2225 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2226 signed_or_unsigned_type.
2227 (lhd_signed_or_unsigned_type): Remove.
2228 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2229 lang_hooks.types.signed_type.
2230 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2231 c_common_signed_type instead of lang_hooks.types.signed_type.
2232 (c_common_unsigned_type): New.
2233 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2234 (shorten_compare): Use c_common_unsigned_type instead of
2235 c_common_signed_or_unsigned_type.
2236 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2238 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2239 lang_hooks.types.signed_type.
2240 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2241 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2242 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2243 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2244 instead of unsigned_type_for.
2245 * gcc/c-decl.c (groakdeclarator): Likewise.
2246 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2247 * gcc/c-common.h (c_common_unsigned_type): New.
2249 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2252 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2253 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2255 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2258 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2259 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2261 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2262 Sebastian Pop <sebpop@gmail.com>
2264 * lambda-code.c (remove_iv): New.
2265 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2267 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2269 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2270 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2271 * tree-ssa-loop-prefetch.c: Include optabs.h.
2272 (FENCE_FOLLOWING_MOVNT): New macro.
2273 (struct mem_ref): Add independent_p and storent_p fields.
2274 (record_ref): Initalize the new fields.
2275 (gather_memory_references_ref): Return true if the reference
2277 (gather_memory_references): Check whether all memory accesses
2278 in loop were recorded.
2279 (should_issue_prefetch_p): Return false for nontemporal stores.
2280 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2281 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2282 (determine_loop_nest_reuse): Detect independent memory references.
2283 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2284 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2285 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2286 * config/i386/i386.h (x86_mfence): Declare.
2287 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2288 * config/i386/i386.c (x86_mfence): New variable.
2289 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2291 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2292 * optabs.c (init_optabs): Initialize storent_optab.
2293 * optabs.h (enum optab_index): Add OTI_storent.
2294 (storent_optab): Declare.
2295 * genopinit.c (optabs): Add initialization for storent_optab.
2296 * tree.h (MOVE_NONTEMPORAL): New macro.
2297 * expr.c (expand_assignment, store_expr, store_constructor_field,
2298 store_constructor, store_field, expand_expr_real_1): Propagate
2299 nontemporality of the expanded store.
2300 (emit_storent_insn): New function.
2301 * expr.h (expand_assignment, store_expr): Declaration changed.
2302 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2303 to expand_assignment.
2304 * stmt.c (expand_asm_expr): Ditto.
2305 * calls.c (initialize_argument_information): Pass false as
2306 nontemporality to store_expr.
2307 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2310 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2312 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2314 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2316 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2318 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2319 and allow DECL_P here.
2321 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2323 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2324 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2325 track of the size of the expression.
2326 * cfghooks.c (merge_blocks): Remove block from loops structure only
2327 after call of the merge_blocks hook.
2329 2007-06-09 Tom Tromey <tromey@redhat.com>
2331 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2332 (deprecated_state): Removed.
2333 (start_decl): Update.
2334 (enum deprecated_states): Moved earlier.
2335 (groktypename): Update.
2336 (push_parm_decl): Likewise.
2337 (grokfield): Likewise.
2338 (start_function): Likewise.
2340 2007-06-09 Ian Lance Taylor <iant@google.com>
2342 PR tree-optimization/32169
2343 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2344 CONVERT_EXPR, check whether min and max both converted to an
2345 overflow infinity representation.
2347 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2349 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2350 not inserted on the edge.
2352 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2354 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2355 instructions if they are supported.
2356 (__divsi3, __umodsi3, __modsi3): Likewise.
2357 (__ashldi3, __ashrdi3, __lshrdi3): New.
2358 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2360 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2361 Tony Linthicum <tony.linthicum@amd.com>
2363 * doc/extend.texi: Add fvect-cost-model flag.
2364 * common.opt (fvect-cost-model): New flag.
2365 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2366 cost fields in stmt_vec_info struct for STMT.
2367 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2368 fields in stmt_vec_info struct and access functions for the same.
2369 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2370 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2371 load, store and vector to scalar operation.
2372 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2373 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2374 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2375 (TARG_VEC_STORE_COST): Define cost of vector store.
2376 (vect_estimate_min_profitable_iters): Define new function.
2377 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2378 check to evaluate if loop iterations are less than minimum profitable
2379 iterations determined by cost model or minimum vect loop bound defined
2380 by user, whichever is more conservative.
2381 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2382 run-time check to evaluate if loop iterations are less than minimum
2383 profitable iterations determined by cost model or minimum vect loop
2384 bound defined by user, whichever is more conservative.
2385 (vect_estimate_min_profitable_iterations): New function to estimate
2386 mimimimum iterartions required for vector version of loop to be
2387 profitable over scalar version.
2388 (vect_model_reduction_cost): New function.
2389 (vect_model_induction_cost): New function.
2390 (vect_model_simple_cost): New function.
2391 (vect_cost_strided_group_size): New function.
2392 (vect_model_store_cost): New function.
2393 (vect_model_load_cost): New function.
2394 (vectorizable_reduction): Call vect_model_reduction_cost during
2396 (vectorizable_induction): Call vect_model_induction_cost during
2398 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2399 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2400 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2401 vectorizable_promotion, vectorizable_demotion): Call
2402 vect_model_simple_cost during analysis phase.
2404 2007-06-08 Simon Baldwin <simonb@google.com>
2406 * reg-stack.c (get_true_reg): Readability change. Moved default case
2407 label into direct switch statement scope.
2409 2007-06-08 Simon Baldwin <simonb@google.com>
2411 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2412 in gcc_assert() with '==' comparison.
2414 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2416 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2417 TARGET_ABM handling of x86_popcnt variable.
2419 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2421 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2422 __builtin_copysignq and __builtin_infq built-in functions.
2424 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2426 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2427 SSE4.2 section. Correct built-in function names in SSE4A section.
2429 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2431 PR tree-optimization/32243
2432 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2433 for ncopies after ratio check between nunits_out and nunits_in.
2434 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2436 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2438 PR tree-optimization/32224
2439 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2440 vectorization upon a non GIMPLE_MODIFY_STMT.
2442 2007-06-08 Christian Bruel <christian.bruel@st.com>
2445 * config/sh/sh.md (doloop_end): New pattern and splitter.
2446 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2448 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2451 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2453 (verify_dominators): Do not change dominance tree.
2455 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2457 * config/sh/constraints.md: New file.
2458 * config/sh/sh.c: Include tm-constrs.h.
2459 (reg_class_from_letter): Remove.
2460 (prepare_cbranch_operands): Use satisfies_constraint_*
2461 function instead of macro.
2462 (andcosts, broken_move, sh_secondary_reload): Likewise.
2463 * config/sh/predicates.md (trapping_target_operand): Likewise.
2464 (and_operand, arith_operand, arith_reg_or_0_operand,
2465 cmp_operand, logical_operand, target_operand,
2466 ua_address_operand, ua_offset, xor_operand): Likewise.
2467 * config/sh/sh.md: Include constraints.md.
2468 (*movsicc_t_false): Use satisfies_constraint_* function
2470 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2471 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2472 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2473 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2474 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2475 (REG_CLASS_FROM_CONSTRAINT): Remove.
2476 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2477 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2478 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2479 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2480 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2481 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2482 function instead of macro.
2483 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2484 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2485 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2486 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2487 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2488 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2489 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2490 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2491 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2492 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2493 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2494 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2495 EXTRA_CONSTRAINT_STR): Likewise.
2496 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2498 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2500 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2502 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2505 * c-common.h (flag_cpp0x): Replaced by...
2506 (cxx_dialect): ... this new variable specifying the C++ dialect that
2508 * c-common.c (flag_cpp0x): Removed.
2509 (cxx_dialect): Defined.
2510 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2512 * c-opts.c (c_common_post_options): Likewise.
2513 (set_std_cxx98): Set cxx_dialect to cxx98.
2514 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2516 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2517 Hui-May Chang <hm.chang@apple.com>
2519 * doc/invoke.texi (Darwin Options): Update documentation for
2520 -mmacosx-version-min.
2521 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2522 * config/darwin-driver.c: New file.
2523 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2524 * config/t-darwin (darwin-driver.o): New rule.
2526 * config/darwin-c.c (version_as_macro): Ignore low digit.
2528 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2531 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2532 (CSGNMODE): New mode macro.
2533 (CSGNVMODE): New mode attribute.
2534 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2535 expander using CSGNMODE mode macro. Handle TFmode.
2536 (copysign<mode>3_const): Rename from copysignsf3_const and
2537 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2539 (copysign<mode>3_var): Rename from copysignsf3_var and
2540 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2542 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2543 mode macro. Handle TFmode.
2544 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2545 (iortf3, *iortf3): Ditto.
2546 (xortf3, *xortf3): Ditto.
2547 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2548 TFmode and TImode masks.
2549 (ix86_expand_copysign): Expand TFmode copysign insn.
2550 (IX86_BUILTIN_INFQ): New.
2551 (IX86_BUILTIN_FABSQ): Ditto.
2552 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2553 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2554 [__builtin_fabsq]: Ditto.
2555 [__builtin_copysignq]: Ditto.
2556 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2557 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2558 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2559 ix86_expand_binop_builtin().
2561 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2563 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2565 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2568 * rtl.h (push_to_sequence2): New.
2569 * emit-rtl.c (push_to_sequence2): New.
2570 * function.c (assign_parm_data_all): Add new fields.
2571 (assign_parm_setup_block): Call push_to_sequence2 instead of
2573 (assign_parm_setup_reg): Ditto.
2574 (assign_parm_setup_stack): Ditto.
2575 (assign_parms_unsplit_complex): Ditto.
2576 (assign_parms): Change field name.
2578 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2580 PR tree-optimization/32220
2581 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2582 phi node is reached before defining statement.
2584 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2587 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2588 after changing the right hand side of the assignment.
2590 2007-06-06 Eric Christopher <echristo@apple.com>
2592 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2593 (x86_64-*-darwin*): Ditto.
2594 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2595 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2597 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2599 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2601 (add_key): Likewise.
2602 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2603 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2605 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2606 (add_cost_one_coalesce): Likewise.
2607 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2608 variable names. Rename orig to orig_name for consistency.
2609 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2611 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2612 (record_equivalences_from_stmt): Likewise.
2613 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2614 the coding conventions.
2615 (memory_ssa_name_same): Likewise.
2616 (dse_optimize_stmt): Likewise.
2617 (dse_record_phis): Likewise.
2618 (dse_finalize_block): Likewise.
2619 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2620 keywords as variable names.
2621 (may_move_till): Cast according to the coding conventions.
2622 (force_move_till_expr): Avoid using C++ keywords as variable names.
2623 (force_move_till): Cast according to the coding conventions.
2624 (memref_hash): Likewise.
2625 (memref_eq): Likewise.
2626 (gather_mem_refs_stmt): Likewise.
2627 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2628 keywords as variable names.
2629 (idx_find_step): Cast according to the coding conventions.
2630 (idx_record_use): Likewise.
2631 (find_depends): Likewise.
2632 (prepare_decl_rtl): Likewise.
2633 (mbc_entry_hash): Likewise.
2634 (mbc_entry_eq): Likewise.
2635 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2636 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2637 (idx_infer_loop_bounds): Cast according to the coding conventions.
2638 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2639 * tree-ssa-math-opts.c (occ_new ): Likwise.
2640 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2642 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2644 (add_use_op): Likewise.
2645 (add_vop): Likewise.
2646 (add_vuse_op): Likewise.
2647 (add_vdef_op): Likewise.
2648 (get_expr_operands): Likewise.
2649 (push_stmt_changes): Use type safe memory macros.
2650 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2651 keywords as variable names.
2652 (conditional_replacement): Likewise.
2653 (minmax_replacement): Likewise.
2654 (abs_replacement): Likewise.
2655 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2657 (insert_fake_stores): Avoid using C++ keywords as variable names.
2658 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2660 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2661 (heapvar_insert): Use type safe memory macros.
2662 (new_var_info): Cast according to the coding conventions.
2663 (new_constraint): Likewise.
2664 (remove_preds_and_fake_succs): Use type safe memory macros.
2665 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2667 (thread_single_edge): Likewise.
2668 (thread_through_loop_header): Likewise.
2670 2007-06-06 Eric Christopher <echristo@apple.com>
2672 * config/i386/i386.c (override_options): Move handling
2673 of TARGET_SUBTARGET* earlier.
2675 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2677 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2680 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2682 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2683 emited outside of basic block.
2684 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2686 * rtl.h (delete_insn_chain): Declaration changed.
2687 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2689 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2690 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2691 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2692 to delete_insn_chain.
2693 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2694 do not have bb field set.
2695 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2697 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2698 * cfgcleanup.c (try_optimize_cfg): Ditto.
2700 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2702 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2703 (lambda_body_vector_new): Use type safe memory macros.
2704 (lambda_linear_expression_new): Likewise.
2705 (lambda_loopnest_new): Likewise.
2706 (lambda_lattice_new): Likewise.
2707 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2708 conventions. Use type safe memory macros.
2709 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2710 (lambda_body_vector_s): Likewise.
2711 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2712 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2714 2007-06-06 Richard Guenther <rguenther@suse.de>
2716 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2717 if we need to schedule cfg_cleanup.
2718 (tree_ssa_forward_propagate_single_use_vars): Do so.
2720 2007-06-06 Ian Lance Taylor <iant@google.com>
2722 * fold-const.c (merge_ranges): If range_successor or
2723 range_predecessor fail, just return 0.
2725 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2727 PR tree-optimization/32216
2728 * tree-vectorizer.c (supportable_widening_operation): Determine
2729 signedness of FIX_TRUNC_EXPR from output operand.
2730 (supportable_narrowing_operation): Ditto.
2731 * tree-vect-generic.c (expand_vector_operations_1): Determine
2732 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2735 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2737 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2738 (struct pta): ...from here. Change flags to unsigned to avoid
2739 excessive casting (as it is used as a bit mask).
2740 (override_options): Add casts according to the coding convenventions.
2741 (x86_64_elf_unique_section): Likewise.
2742 (examine_argument): Avoid using C++ keywords as variable names.
2743 (construct_container): Likewise.
2744 (legitimize_pic_address): Likewise.
2745 (get_dllimport_decl): Cast according to the coding conventions. Use
2746 type safe memory macros.
2747 (legitimize_address): Cast according to the coding conventions.
2748 (emit_i387_cw_initialization): Corrected the type of slot to enum
2750 (ix86_init_machine_status): Use type safe memory macros.
2751 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2752 (bdesc_pcmpistr): Likewise.
2753 (bdesc_crc32): Likewise.
2754 (bdesc_sse_3arg): Likewise.
2755 (bdesc_2arg): Likewise.
2756 (bdesc_1arg): Likewise.
2757 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2758 (ix86_expand_sse_pcmpistr): Likewise.
2759 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2760 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2761 int to match the langhook definition.
2762 (ix86_builtin_conversion): Change the type of code to unsigned init to
2763 match the langhook definition.
2764 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2766 (ix86_preferred_output_reload_class): Likewise.
2767 (ix86_cannot_change_mode_class): Likewise.
2768 (ix86_memory_move_cost): Likewise.
2769 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2770 avoid excessive casting later on.
2771 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2773 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2776 as flags setting insn.
2777 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2779 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2782 (UNSPEC_ROUND): New.
2783 ("sse4_1_round<mode>2"): New insn pattern.
2784 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2786 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2787 expander using SSEMODEF mode macro. Expand using
2788 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2789 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2790 expander using SSEMODEF mode macro. Expand using
2791 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2792 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2793 expander using SSEMODEF mode macro. Expand using
2794 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2795 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2796 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2797 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2800 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2801 Sebastian Pop <sebpop@gmail.com>
2803 * lambda.h (build_linear_expr): New.
2804 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2805 Use build_linear_expr, call fold and force_gimple_operand.
2806 (lambda_loopnest_to_gcc_loopnest): Check that there is
2807 something to insert.
2808 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2810 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2812 PR preprocessor/23479
2813 * doc/extend.texi: Document the 0b-prefixed binary integer
2816 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2818 PR tree-optimization/32215
2819 * tree-vectorizer.c (supportable_widening_operation): Return false
2820 for unsupported FIX_TRUNC_EXPR tree code.
2821 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2823 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2825 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2826 register on SPE targets. Change documentation to reflect
2828 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2829 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2830 out of the register allocation pool.
2831 (rs6000_reg_live_or_pic_offset_p): New function.
2832 (rs6000_emit_prologue): Move the actual saving of LR up to free
2833 r0 for holding r11. Split saving of SPE 64-bit registers into
2834 its own case. Ensure that offsets will always be in-range for
2835 'evstdd' by using r11 as a scratch register to point at the start
2836 of the SPE save area. Save r11 if necessary, as it is the static
2838 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2839 into its own case. Ensure that offsets will always be in-range
2840 for 'evldd' by using r11 as a scratch register to point at the
2841 start of the SPE save area. Also adjust r11 when restoring
2842 the stack pointer to compensate for pre-loading r11.
2844 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2846 * cfg.c (init_flow): Use type safe memory macros.
2847 (alloc_block): Likewise.
2848 (unchecked_make_edge): Likewise.
2849 (dump_flow_info): Avoid using C++ keywords as variable names.
2850 (copy_original_table_clear): Cast according to the coding conventions.
2851 (copy_original_table_set): Likewise.
2852 * cfgexpand (label_rtx_for_bb): Likewise.
2853 (expand_gimple_basic_block): Likewise.
2854 * cfghooks.c (dump_bb): Likewise.
2855 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2857 (lv_add_condition_to_bb): Likewise.
2858 * cfglayout (relink_block_chain): Cast according to the coding
2860 (fixup_reorder_chain): Likewise.
2861 (fixup_fallthru_exit_predecessor): Likewise.
2862 * cfgloop.c (glb_enum_p): Likewise.
2863 (get_exit_description): Likewise.
2864 (dump_recorded_exit): Likewise.
2865 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2866 (struct loop): ... from here.
2867 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2869 * cfgrtl.c (rtl_create_basic_block): Likewise.
2870 (rtl_split_block): Likewise.
2871 (rtl_dump_bb): Likewise.
2872 (cfg_layout_split_block): Likewise.
2873 (init_rtl_bb_info): Use typesafe memory macros.
2875 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2876 * graphds.h: Updated all usages of edge to graph_edge.
2877 * graphds.c: Likewise.
2878 * cfgloopanal.c: Likewise.
2880 2007-06-05 Ian Lance Taylor <iant@google.com>
2882 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2883 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2884 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2886 (test_for_singularity): Likewise.
2888 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2890 * config/i386/constraints.md ("Y2"): Replaced by ...
2892 * config/i386/i386.md: Likewise.
2893 * config/i386/mmx.md: Likewise.
2894 * config/i386/sse.md: Likewise.
2896 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2898 * config/i386/constraints.md ("z"): Replaced by ...
2900 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2901 (sse4_1_blendvps): Likewise.
2902 (sse4_1_pblendvb): Likewise.
2903 (sse4_2_pcmpestr): Likewise.
2904 (sse4_2_pcmpestrm): Likewise.
2905 (sse4_2_pcmpestr_cconly): Likewise.
2906 (sse4_2_pcmpistr): Likewise.
2907 (sse4_2_pcmpistrm): Likewise.
2908 (sse4_2_pcmpistr_cconly): Likewise.
2910 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2912 * matrix-reorg.c (transform_access_sites): Fix computation.
2913 (transform_allocation_sites): Same.
2915 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2917 * config/i386/i386.c (override_options): Use
2918 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2920 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2922 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2923 (nonimm_not_xmm0_operand): Ditto.
2924 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2925 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2926 as operand[2] predicate. Require "z" class XMM register for
2927 operand[3]. Adjust asm template.
2928 ("sse4_1_blendvpd"): Ditto.
2929 ("sse4_1_pblendvb"): Ditto.
2930 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2931 force op2 into xmm0 register for variable blend instructions.
2933 2007-06-04 Tom Tromey <tromey@redhat.com>
2935 * c-tree.h (start_enum): Update.
2936 (build_enumerator): Likewise.
2937 * c-decl.c (enum_next_value): Removed.
2938 (enum_overflow): Likewise.
2939 (start_enum): Add c_enum_contents argument. Don't use globals.
2940 (build_enumerator): Likewise.
2941 * c-tree.h (struct c_enum_contents): New struct.
2943 2007-06-04 Tom Tromey <tromey@redhat.com>
2945 * c-common.c (c_common_get_alias_set): Fix indentation.
2947 2007-06-04 Ian Lance Taylor <iant@google.com>
2949 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2950 to overflow, reduce overflow infinity to regular infinity.
2951 (vrp_var_may_overflow): New static function.
2952 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2954 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2956 * stor-layout.c (layout_type): Remove duplicate code.
2958 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2961 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2962 before build_common_builtin_nodes ().
2964 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2967 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2969 2007-06-04 Jan Hubicka <jh@suse.cz>
2971 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2972 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2973 instead of _stat version.
2975 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2977 PR tree-optimization/32194
2978 * tree-predcom.c (determine_offset): Check that both references have
2981 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2983 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2984 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2985 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2986 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2987 Add argument to iterate_fix_dominators call.
2988 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2989 * gcse.c (hoist_code): Change domby to vector.
2990 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2991 Add argument to iterate_fix_dominators call.
2992 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2993 recompute_dominator.
2994 * lambda-code.c (perfect_nestify): Ditto.
2995 * cfgloopanal.c: Include graphds.h.
2996 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2997 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2998 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3000 * graphds.c: New file.
3001 * graphds.h: New file.
3002 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3003 (get_dominated_by, get_dominated_by_region): Change return type to
3005 (verify_dominators): Recompute all dominators and compare the results.
3006 (recount_dominator): Renamed to ...
3007 (recompute_dominator): ... this. Do not check that the block is
3009 (iterate_fix_dominators): Reimplemented.
3010 (prune_bbs_to_update_dominators, root_of_dom_tree,
3011 determine_dominators_for_sons): New functions.
3012 * et-forest.c (et_root): New function.
3013 * et-forest.h (et_root): Declare.
3014 * Makefile.in (graphds.o): Add.
3015 (cfgloopanal.o): Add graphds.h dependency.
3016 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3017 * basic-block.h (get_dominated_by, get_dominated_by_region,
3018 iterate_fix_dominators): Declaration changed.
3019 (recount_dominator): Renamed to ...
3020 (recompute_dominator): ... this.
3021 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3022 (thread_through_all_blocks): Do not free dominance info.
3024 2007-06-03 Andreas Schwab <schwab@suse.de>
3026 * config/m68k/m68k.c (override_options): Don't override
3028 * config/m68k/m68k-modes.def (SF, DF): Define to use
3029 motorola_single_format and motorola_double_format, resp.
3030 * real.c (motorola_single_format): Renamed from
3031 coldfire_single_format.
3032 (motorola_double_format): Renamed from coldfire_double_format.
3033 (encode_ieee_extended): Generate a proper canonical NaN image
3034 respecting canonical_nan_lsbs_set.
3035 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3037 * real.h: Adjust declarations.
3039 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3042 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3043 the symbol is generated with the stack protector.
3045 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3047 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3048 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3050 * doc/extend.texi (interrupt): Mention m68k.
3052 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3055 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3056 (ix86_expand_sse_pcmpestr): Do not check operands for
3057 "register_operand", when insn operand predicate is "register_operand".
3058 (ix86_expand_sse_pcmpistr): Ditto.
3060 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3061 Uros Bizjak <ubizjak@gmail.com>
3063 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3064 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3065 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3066 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3067 * config/i386/constraints.md ("z"): New register constraint
3068 for members of SSE_FIRST_REG class.
3069 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3070 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3071 SSE_FIRST_REG class.
3072 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3073 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3074 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3075 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3076 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3077 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3078 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3079 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3080 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3081 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3082 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3083 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3084 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3085 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3086 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3087 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3088 (struct builtin_description): Change "flag" field to unsigned.
3089 (bdesc_pcmpestr): New builtin description table.
3090 (bdesc_pcmpistr): Likewise.
3091 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3092 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3093 Initialize pcmp[ei]str[im] insns for SSE4.2.
3094 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3095 (ix86_expand_sse_pcmpistr): Likewise.
3096 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3097 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3098 (UNSPEC_PCMPISTR): Likewise.
3099 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3100 (sse4_2_pcmpestri):New isns pattern.
3101 (sse4_2_pcmpestrm): Likewise.
3102 (sse4_2_pcmpestr_cconly): Likewise.
3103 (sse4_2_pcmpistr): New insn patern and splitter.
3104 (sse4_2_pcmpistri):New isns pattern.
3105 (sse4_2_pcmpistrm): Likewise.
3106 (sse4_2_pcmpistr_cconly): Likewise.
3107 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3110 2007-06-01 David Daney <ddaney@avtrex.com>
3112 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3113 LOADGP_ABSOLUTE and not binds_local_p.
3115 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3117 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3119 2007-06-01 Ian Lance Taylor <iant@google.com>
3121 * tree-vrp.c (compare_name_with_value): Always set
3122 used_strict_overflow if we get a result from the variable itself.
3124 2007-06-01 Ian Lance Taylor <iant@google.com>
3126 PR rtl-optimization/31455
3127 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3128 subregs which have a cast between modes which are not tieable.
3130 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3132 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3133 breaks after return statements.
3135 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3137 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3138 only after no_new_pseudos.
3140 2007-05-31 Eric Christopher <echristo@apple.com>
3142 * expr.c (convert_move): Assert that we don't have a BLKmode
3144 (store_expr): Handle BLKmode moves by calling emit_block_move.
3146 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3148 * c-typeck.c (build_indirect_ref): Include type in error message.
3149 (build_binary_op): Pass types to binary_op_error.
3150 * c-common.c (binary_op_error): Take two type arguments, print out
3152 * c-common.h (binary_op_error): Update prototype.
3154 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/i386.c: Correct coments on -mno-sse4.
3158 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3160 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3161 (x86_64-*-*): Likewise.
3162 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3163 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3164 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3165 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3166 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3167 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3168 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3169 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3170 (OPTION_MASK_ISA_SSE4): Likewise.
3171 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3172 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3173 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3174 (override_options): Support SSE4.2.
3175 (ix86_build_const_vector): Support SImode and DImode.
3176 (ix86_build_signbit_mask): Likewise.
3177 (ix86_expand_int_vcond): Support V2DImode.
3178 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3179 (IX86_BUILTIN_CRC32HI): Likewise.
3180 (IX86_BUILTIN_CRC32SI): Likewise.
3181 (IX86_BUILTIN_CRC32DI): Likewise.
3182 (IX86_BUILTIN_PCMPGTQ): Likewise.
3183 (bdesc_crc32): Likewise.
3184 (bdesc_sse_3arg): Likewise.
3185 (ix86_expand_crc32): Likewise.
3186 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3187 (ix86_expand_builtin): Likewise.
3188 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3189 __SSE4_2__ for -msse4.2.
3190 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3191 (CRC32MODE): Likewise.
3192 (crc32modesuffix): Likewise.
3193 (crc32modeconstraint): Likewise.
3194 (sse4_2_crc32<mode>): Likewise.
3195 (sse4_2_crc32di): Likewise.
3196 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3198 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3199 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3200 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3201 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3202 (vcondu<mode>): Likewise.
3203 * doc/extend.texi: Document SSE4.2 built-in functions.
3204 * doc/invoke.texi: Document -msse4.2/-msse4.
3206 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3208 PR tree-optimization/32160
3209 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3210 variable as gimple reg.
3211 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3213 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3215 * gcc.c (main): Don't consider linker options when issuing the
3216 warning about a linker input file not being used.
3218 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3220 * tree-vrp.c (compare_names): Initialize sop.
3222 2007-05-30 Dirk Mueller <dmueller@suse.de>
3224 * cgraphunit.c (cgraph_analyze_function): Remove
3225 computation of inline parameters.
3227 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3231 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3233 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3234 Add vx-common.h. Include vxworks.h between vx-common.h and
3236 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3238 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3239 (TARGET_ASM_DESTRUCTOR): Likewise.
3240 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3241 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3242 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3243 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3244 (VXWORKS_ENDIAN_SPEC): Define.
3245 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3246 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3247 VXWORKS_* equivalents.
3248 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3249 (ASM_FILE_START): Delete.
3250 (TARGET_VERSION): Reformat.
3251 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3252 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3253 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3254 (FPBIT, DPBIT): Define.
3255 (fp-bit.c, dp-bit.c): New rules.
3256 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3257 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3258 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3259 * config/arm/arm.h: Include vxworks-dummy.h.
3260 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3261 Mark with ATTRIBUTE_UNUSED.
3262 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3263 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3264 make it incompatible with -msingle-pic-base.
3265 (arm_function_ok_for_sibcall): Return false for calls that might
3266 go through a VxWorks PIC PLT entry.
3267 (require_pic_register): New function, split out from...
3268 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3270 (arm_load_pic_register): Handle the VxWorks RTP initialization
3271 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3272 (arm_emit_call_insn): New function.
3273 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3274 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3275 (pic_offset_arm): New pattern.
3276 (call, call_value): Use arm_emit_call_insn.
3277 (call_internal, call_value_internal): New expanders.
3278 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3279 VxWorks unless __PIC__.
3281 2007-05-30 Eric Christopher <echristo@gmail.com>
3283 * genrecog.c: Include regs.h in generated file.
3284 * genemit.c: Ditto. Fix up formatting.
3285 * config/mn10300/constraints.md: New.
3286 * config/mn10300/mn10300.md: Include.
3287 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3288 Fix up for removed macro.
3289 * config/mn10300/predicates.md (call_address_operand): Ditto.
3290 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3291 (CONST_OK_FOR_I): Ditto.
3292 (CONST_OK_FOR_J): Ditto.
3293 (CONST_OK_FOR_K): Ditto.
3294 (CONST_OK_FOR_L): Ditto.
3295 (CONST_OK_FOR_M): Ditto.
3296 (CONST_OK_FOR_N): Ditto.
3297 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3301 (EXTRA_CONSTRAINT): Ditto.
3303 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3307 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3308 OPTION_MASK_ISA_64BIT.
3309 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3311 2007-05-30 Richard Guenther <rguenther@suse.de>
3314 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3315 types for comparison.
3316 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3317 with original typed arguments.
3318 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3320 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3322 PR tree-optimization/31769
3323 * except.c (duplicate_eh_regions): Clear prev_try if
3324 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3326 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3328 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3329 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3330 bsi of the location where statements should be inserted.
3331 (sink_code_in_bb): Take bsi from statement_sink_location.
3332 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3333 instead of bsi_start.
3334 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3336 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3337 (bsi_move_before): Document inconsistency with bsi_move_after.
3338 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3340 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/i386.h (TARGET_ABM): New define.
3343 (TARGET_POPCNT): Ditto.
3344 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3345 New temporary defines to redefine from OPTION_ISA_* defines.
3346 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3347 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3348 (ix86_isa_flags): New extern int declaration.
3349 (TARGET_SUBTARGET_DEFAULT): New define.
3350 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3351 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3352 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3353 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3354 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3355 * config/i386/darwin.h: Change TARGET_64BIT define to
3358 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3359 using existing "ix86_isa_flags" varible.
3360 (m32, m64): Use existing "ix86_isa_flags" variable.
3361 (mmmx, m3dnow): Ditto.
3362 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3363 (mabm): Define as non-negative option using "x86_abm" variable.
3364 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3366 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3367 Rewrite feature test bitmap.
3368 (ix86_isa_flags): New initialized global int varible.
3369 (ix86_isa_flags_explicit): New static int variable.
3370 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3371 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3372 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3373 target_flags_explicit.
3374 (override_options): Remove "target_enable" and "target_disable" fields
3375 from "struct ptt". Update processor_target_table accordingly. Remove
3376 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3377 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3378 "target_flags" and "ix86_isa_flags_explicit" instead of
3379 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3380 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3381 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3382 to true when either of PTA_POPCNT or PTA_ABM is set in
3383 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3384 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3385 processor_alias_table flags entry. Remove handling of
3386 "target_enable" and "target_disable" fields of processor_target_table.
3387 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3388 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3389 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3390 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3391 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3393 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3395 2007-05-29 David Daney <ddaney@avtrex.com>
3398 * config/mips/mips.c (mips_output_mi_thunk): Emit
3399 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3401 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3402 * config/i386/i386.c (ix86_function_regparm): Added checking of
3403 ix86_force_align_arg_pointer to determine the number of
3404 register parameters.
3406 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3408 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3409 (SET_DR_MISALIGNMENT): New.
3410 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3411 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3412 Use SET_DR_MISALIGNMENT.
3413 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3415 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3416 find_loop_nest): Export.
3417 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3418 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3419 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3420 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3422 (struct mem_ref): Add field reuse_distance.
3423 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3424 Initialize reuse_distance field.
3425 (issue_prefetch_ref): Select temporality of prefetch according to
3427 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3428 self_reuse_distance, determine_loop_nest_reuse): New functions.
3429 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3430 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3431 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3434 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3436 * tree-ssa-alias.c: Add aliasing overview.
3438 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3439 Danny Smith <dannysmith@users.sourceforge.net>
3442 * config/i386/t-crtfm: Compile crtfastmath.o with
3443 -minline-all-stringops.
3444 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3445 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3447 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3449 * doc/md.texi: Document constraints on HP PA-RISC.
3451 * pa/constraints.md: New file.
3452 * pa.md: Include constraints.md.
3453 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3454 (integer_store_memory_operand, ldil_cint_p): New functions.
3455 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3456 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3457 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3458 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3459 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3461 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3464 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3465 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3466 case POSTDECREMENT_EXPR>): Return the error_mark_node
3467 if either the real or imaginary parts would an
3470 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3472 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3473 name when we remove it from a call.
3475 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3477 * targhooks.c (default_narrow_bitfield): Remove.
3478 * targhooks.h: Remove the prototype for
3479 default_narrow_bitfield.
3481 * langhooks-def.h: Remove the prototype for
3482 hook_get_alias_set_0.
3483 * langhooks.c (hook_get_alias_set_0): Remove.
3485 * global.c (EXECUTE_IF_CONFLICT): Remove.
3487 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3490 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3491 return true when truth_value_p is true and the type
3494 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3496 * doc/install.texi (Prerequisites): We no longer require Autoconf
3497 2.13 for the top-level.
3499 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3501 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3502 memory access via x86_expand_vector_move_misalign() only for
3503 TImode values on 32-bit targets.
3505 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3507 * matrix-reorg.c: New file. Implement matrix flattening and
3508 transposing optimization.
3509 * tree-pass.h: Add matrix reorg pass.
3510 * common.opt: Add fipa-mreorg flag.
3511 * Makefile.in: Add matrix-reorg.c.
3512 * passes.c: Add matrix reorg pass.
3513 * varpool.c (add_new_static_var): New function.
3514 * cgraph.h (add_new_static_var): Declare.
3516 2007-05-27 Eric Christopher <echristo@apple.com>
3518 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3519 sp_offset depending on stack size. Save r12 depending
3520 on registers we're saving later.
3521 (rs6000_emit_epilogue): Update sp_offset depending only
3524 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3526 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3527 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3528 * ifcvt.c (if_convert): Ditto.
3529 * tree-ssa-threadupdate.c (thread_block): Ditto.
3530 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3531 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3532 verify_loop_closed_ssa): Check number_of_loops instead of
3534 * predict.c (tree_estimate_probability): Ditto.
3535 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3536 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3537 * modulo-sched.c (sms_schedule): Ditto.
3538 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3539 (scev_finalize): Do not do anything if scev analysis was not
3541 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3542 current_loops == NULL.
3543 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3544 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3546 (loop_optimizer_finalize): Assert that loops were analyzed.
3547 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3548 rtl_doloop): Check number_of_loops instead of current_loops.
3549 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3550 current_loops == NULL.
3551 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3552 gate_tree_vectorize tree_linear_transform, check_data_deps,
3553 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3554 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3555 Check number_of_loops instead of current_loops.
3556 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3557 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3558 free loops if available.
3559 (execute_pre): Do not pass do_fre to fini_pre.
3561 2007-05-27 Tobias Burnus <burnus@net-b.de>
3564 * real.c (mpfr_from_real): Fix sign of -Inf.
3566 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3568 * tree-vect-transform.c (vectorizable_conversion): Initialize
3569 tree_code variables to ERROR_MARK.
3570 (vectorizable_type_demotion): Likewise.
3571 (vectorizable_type_promotion): Likewise.
3573 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3576 * config/i386/i386.md (movti): Handle push operands via
3579 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3581 * basic-block.h: Remove the prototype for merge_seq_blocks.
3582 * cfgcleanup.c (merge_seq_blocks): Remove.
3584 * tree-flow.h: Remove the prototype for is_aliased_with.
3585 * tree-ssa-alias.c (is_aliased_with): Remove.
3587 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3589 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3591 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3593 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3594 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3595 (vec_unpacks_hi_v16qi): Likewise.
3596 (vec_unpacku_lo_v16qi): Likewise.
3597 (vec_unpacks_lo_v16qi): Likewise.
3598 (vec_unpacku_hi_v8hi): Likewise.
3599 (vec_unpacks_hi_v8hi): Likewise.
3600 (vec_unpacku_lo_v8hi): Likewise.
3601 (vec_unpacks_lo_v8hi): Likewise.
3602 (vec_unpacku_hi_v4si): Likewise.
3603 (vec_unpacks_hi_v4si): Likewise.
3604 (vec_unpacku_lo_v4si): Likewise.
3605 (vec_unpacks_lo_v4si): Likewise.
3607 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3609 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3610 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3611 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3612 follow spelling conventions in various
3613 warning/error/diagnostic messages.
3615 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3616 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3617 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3618 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3619 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3620 * doc/tm.texi: Follow spelling conventions.
3622 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3625 * tree-ssa-forwprop.c
3626 (forward_propagate_addr_into_variable_array_index): Remove
3627 the lhs argument. Use the type of def_rhs instead of lhs.
3628 (forward_propagate_addr_expr_1): Update use of
3629 forward_propagate_addr_into_variable_array_index.
3631 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3632 Nigel Stephens <nigel@mips.com>
3634 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3635 function attributes, "far" being an alias for "long_call".
3636 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3637 (mips_near_type_p, mips_far_type_p): New.
3638 (mips_comp_type_attributes): New function to check that attributes
3639 attached to a function type are compatible.
3640 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3641 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3642 to the target function of the thunk.
3643 (mips_encode_section_info): Check for "near" and "far" function
3644 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3646 * config/mips/predicates.md (const_call_insn_operand): Test only
3647 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3649 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3652 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3653 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3654 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3655 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3657 2007-05-25 Eric Christopher <echristo@apple.com>
3659 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3660 to x86-darwin configurations.
3661 * config/i386/t-darwin: Add softfp support.
3662 * config/i386/t-darwin64: Ditto.
3663 * config/i386/sfp-machine.h: If mach then don't use
3664 aliasing, emit a stub to call.
3666 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3668 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3669 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3670 tree-predcom.c, tree-ssa-alias-warnings.c,
3671 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3672 comment typos. Follow spelling conventions.
3673 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3675 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3678 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3679 constants into memory. Expand unaligned memory references for
3680 SSE modes via x86_expand_vector_move_misalign() function.
3682 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3684 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3685 "memory" attribute for "sseishft" type insn without operands[2].
3687 2007-05-25 Dirk Mueller <dmueller@suse.de>
3688 Marcus Meissner <meissner@suse.de>
3690 * doc/extend.texi (alloc_size): New attribute.
3691 * c-common.c (handle_alloc_size_attribute): New.
3692 * tree-object-size.c (alloc_object_size): Use alloc_size
3693 attribute, if available.
3695 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3697 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3699 (__builtin_ia32_vec_ext_v2di): Likewise.
3700 (__builtin_ia32_vec_ext_v4si): Likewise.
3701 (__builtin_ia32_vec_ext_v8hi): Likewise.
3702 (__builtin_ia32_vec_ext_v16qi): Likewise.
3703 (__builtin_ia32_vec_set_v8hi): Likewise.
3705 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3707 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3709 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3711 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3712 (arm_is_longcall_p): Rename to...
3713 (arm_is_long_call_p): ...this. Take a single tree argument and
3715 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3716 (CUMULATIVE_ARGS): Remove call_cookie.
3717 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3718 (ENCODED_LONG_CALL_ATTR_P): Delete.
3719 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3720 LONG_CALL_FLAG_CHAR cases.
3721 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3722 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3723 ARM_DECLARE_FUNCTION_SIZE.
3724 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3725 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3726 (arm_encode_call_attribute, current_file_function_operand): Delete.
3727 (arm_function_in_section_p): New function.
3728 (arm_is_longcall_p): Rename to...
3729 (arm_is_long_call_p): ...this. Take the target function as a single
3730 argument and return a bool. Do not rely on call cookies. Check
3731 whether the target symbol is in the same section as the current
3732 function, not just the same compilation unit.
3733 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3734 (arm_encode_section_info): Don't encode a call type.
3735 * config/arm/arm.md (call, call_value): Update calls to
3736 arm_is_long(_)call_p. Simplify logic.
3737 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3738 Update calls to arm_is_long(_)call_p.
3740 2007-05-25 Richard Guenther <rguenther@suse.de>
3742 PR tree-optimization/31982
3743 * tree-ssa-forwprop.c
3744 (forward_propagate_addr_into_variable_array_index): Handle arrays
3745 with element size one.
3747 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3749 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3750 (umulsi3_highpart): Likewise.
3752 2007-05-24 Ian Lance Taylor <iant@google.com>
3754 PR rtl-optimization/32069
3755 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3758 2007-05-24 Ollie Wild <aaw@google.com>
3760 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3763 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3765 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3766 (oprs_unchanged_p): Use it to check all registers in a REG.
3767 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3768 (reg_set_between_after_reload_p): Delete.
3769 (reg_used_between_after_reload_p): Likewise.
3770 (reg_set_or_used_since_bb_start): Likewise.
3771 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3772 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3773 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3774 * rtlanal.c (reg_set_p): Check whether REG overlaps
3775 regs_invalidated_by_call, rather than just checking the
3776 membership of REGNO (REG).
3778 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3780 * doc/passes.texi: Document predictive commoning.
3781 * doc/invoke.texi (-fpredictive-commoning): Document.
3782 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3783 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3784 adding indices to the generated name.
3785 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3786 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3787 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3788 (op_symbol_code): ... and exported.
3789 (dump_omp_clause, op_symbol): Use op_symbol_code
3790 instead of op_symbol_1.
3791 * tree-pass.h (pass_predcom): Declare.
3792 * timevar.def (TV_PREDCOM): New timevar.
3793 * tree-ssa-loop.c (run_tree_predictive_commoning,
3794 gate_tree_predictive_commoning, pass_predcom): New.
3795 * tree-data-ref.c (find_data_references_in_loop): Find the
3796 references in dominance order.
3797 (canonicalize_base_object_address): Ensure that the result has
3799 (dr_analyze_innermost): Export.
3800 (create_data_ref): Code to fail for references with invariant
3802 (find_data_references_in_stmt): ... here.
3803 * tree-data-ref.h (dr_analyze_innermost): Declare.
3804 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3805 (aff_combination_find_elt, name_expansion_hash,
3806 name_expansion_eq, tree_to_aff_combination_expand,
3807 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3809 * tree-affine.h (aff_combination_constant_multiple_p,
3810 tree_to_aff_combination_expand): Declare.
3811 * tree-predcom.c: New file.
3812 * common.opt (fpredictive-commoning): New option.
3813 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3814 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3815 * Makefile.in (tree-predcom.o): Add.
3816 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3817 * passes.c (init_optimization_passes): Add dceloop after
3818 copy propagation in loop optimizer. Add predictive commoning
3819 to loop optimizer passes.
3821 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3823 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3826 2007-05-24 Jan Hubicka <jh@suse.cz>
3828 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3830 (genheader): Include statistics.h.
3832 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3834 * print-rtl.c (flag_dump_unnumbered): Update comments.
3835 (print_rtl): Fix my previous change.
3836 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3839 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3842 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3844 (thread_through_all_blocks): Call initialize_original_copy_tables
3845 and free_original_copy_tables.
3846 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3848 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3849 * cfghooks.c (duplicate_block): Use get_loop_copy.
3850 * cfg.c: Include cfgloop.h.
3851 (loop_copy): New hash table.
3852 (initialize_original_copy_tables): Initialize loop_copy table.
3853 (free_original_copy_tables): Free loop_copy table.
3854 (copy_original_table_clear, copy_original_table_set,
3855 set_loop_copy, get_loop_copy): New functions.
3856 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3857 * cfgloop.h (struct loop): Remove copy field.
3858 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3859 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3861 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3863 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3864 -msse/-msse2/-msse3.
3866 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3868 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3869 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3871 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3874 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3875 * targhooks.h (default_mangle_decl_assembler_name): Declare
3877 * targhooks.c (default_mangle_decl_assembler_name): Define
3879 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3881 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3882 * langhooks.c (lhd_set_decl_assembler_name): Call
3883 targetm.mangle_decl_assembler_name for names with global scope.
3885 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3887 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3888 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3890 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3891 New. Factored out of i386_pe_encode_section_info.
3892 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3893 Move check for prior decoration of stdcall
3894 symbols to i386_pe_encode_section_info.
3895 (i386_pe_encode_section_info): Adjust call to
3896 gen_stdcall_or_fastcall_suffix. Use
3897 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3898 (i386_pe_mangle_decl_assembler_name): New. Wrap
3899 i386_pe_maybe_mangle_decl_assembler_name.
3901 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3903 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3904 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3905 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3906 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3907 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3910 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3911 Nigel Stephens <nigel@mips.com>
3912 Richard Sandiford <richard@codesourcery.com>
3914 Fix up MIPS16 hard float and add support for complex.
3916 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3917 (TARGET_SOFT_FLOAT_ABI): New.
3918 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3919 __mips_soft_float to reflect the ABI in use, not whether the
3920 FPU is directly accessible (e.g., in MIPS16 mode).
3921 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3922 (UNITS_PER_FPVALUE): Likewise.
3924 * config/mips/mips.c (mips_expand_call): Remove redundant
3925 TARGET_MIPS16 check.
3926 (mips_arg_regno): New.
3927 (function_arg_advance): When setting bits in cum->fp_code for
3928 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3930 (function_arg): Use mips_arg_regno.
3931 (mips_return_mode_in_fpr_p): New.
3932 (mips16_call_stub_mode_suffix): New.
3933 (mips16_cfun_returns_in_fpr_p): New.
3934 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3935 (mips_output_function_prologue): Test mips16_hard_float, not
3936 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3937 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3938 return value into a floating-point register.
3939 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3940 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3941 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3942 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3943 word of double arguments from or to the high bits of 64-bit
3944 floating point registers.
3945 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3946 (mips16_fpret_double): New helper function.
3947 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3948 support for complex modes. Fill in DECL_RESULT for stubdecl.
3949 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3951 * config/mips/mips16.S
3952 (RET, ARG1, ARG2): New.
3953 (MERGE_GPRf, MERGE_GPRt): New.
3954 (DELAYt, DELAYf): New.
3955 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3956 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3957 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3958 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3959 (SFOP): Renamed to...
3960 (OPSF3): This, and macro-ified. Updated all uses.
3961 (SFOP2): Renamed to...
3962 (OPSF2): This, and macro-ified. Updated all uses.
3963 (SFCMP): Renamed to...
3964 (CMPSF): This, and macro-ified. Updated all uses.
3965 (SFREVCMP): Renamed to...
3966 (REVCMPSF): This, and macro-ified. Updated all uses.
3967 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3968 (LDDBL1, LDDBL2, RETDBL): Deleted.
3969 (DFOP): Renamed to...
3970 (OPDF3): This, and macro-ified. Updated all uses.
3971 (DFOP2): Renamed to...
3972 (OPDF2): This, and macro-ified. Updated all uses.
3973 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3974 (DFCMP): Renamed to...
3975 (CMPDF): This, and macro-ified. Updated all uses.
3976 (DFREVCMP): Renamed to...
3977 (REVCMPDF): This, and macro-ified. Updated all uses.
3978 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3979 (RET_FUNCTION): New.
3980 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3981 (__mips16_ret_sc, __mips16_ret_dc): New.
3982 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3983 STUB_ARGS_6, STUB_ARGS_10): New.
3984 (CALL_STUB_NO_RET): New.
3985 (__mips16_call_stub_1): Macro-ified.
3986 (__mips16_call_stub_5): Macro-ified.
3987 (__mips16_call_stub_2): Macro-ified.
3988 (__mips16_call_stub_6): Macro-ified.
3989 (__mips16_call_stub_9): Macro-ified.
3990 (__mips16_call_stub_10): Macro-ified.
3991 (CALL_STUB_RET): New.
3992 (__mips16_call_stub_sf_0): Macro-ified.
3993 (__mips16_call_stub_sf_1): Macro-ified.
3994 (__mips16_call_stub_sf_5): Macro-ified.
3995 (__mips16_call_stub_sf_2): Macro-ified.
3996 (__mips16_call_stub_sf_6): Macro-ified.
3997 (__mips16_call_stub_sf_9): Macro-ified.
3998 (__mips16_call_stub_sf_10): Macro-ified.
3999 (__mips16_call_stub_df_0): Macro-ified.
4000 (__mips16_call_stub_df_1): Macro-ified.
4001 (__mips16_call_stub_df_5): Macro-ified.
4002 (__mips16_call_stub_df_2): Macro-ified.
4003 (__mips16_call_stub_df_6): Macro-ified.
4004 (__mips16_call_stub_df_9): Macro-ified.
4005 (__mips16_call_stub_df_10): Macro-ified.
4006 (__mips16_call_stub_sc_0): New.
4007 (__mips16_call_stub_sc_1): New.
4008 (__mips16_call_stub_sc_5): New.
4009 (__mips16_call_stub_sc_2): New.
4010 (__mips16_call_stub_sc_6): New.
4011 (__mips16_call_stub_sc_9): New.
4012 (__mips16_call_stub_sc_10): New.
4013 (__mips16_call_stub_dc_0): New.
4014 (__mips16_call_stub_dc_1): New.
4015 (__mips16_call_stub_dc_5): New.
4016 (__mips16_call_stub_dc_2): New.
4017 (__mips16_call_stub_dc_6): New.
4018 (__mips16_call_stub_dc_9): New.
4019 (__mips16_call_stub_dc_10): New.
4021 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4022 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4023 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4025 2007-05-23 Ian Lance Taylor <iant@google.com>
4027 * doc/invoke.texi (Invoking GCC): Document that the order of the
4030 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4033 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4034 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4035 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4039 * config/score/score.c (score_print_operand): Make sure that only
4040 lower bits are used.
4042 2007-05-22 Ian Lance Taylor <iant@google.com>
4044 * tree-vrp.c (avoid_overflow_infinity): New static function,
4045 broken out of set_value_range_to_value.
4046 (set_value_range_to_value): Call avoid_overflow_infinity.
4047 (extract_range_from_assert): Likewise.
4049 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4052 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4053 change the type before looking for a COMPOUND_EXPR.
4055 2007-05-22 Ian Lance Taylor <iant@google.com>
4057 * lower-subreg.c (decompose_multiword_subregs): If we change an
4058 insn, call remove_retval_note on it.
4060 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4062 * regs.h (end_hard_regno): New function.
4063 (END_HARD_REGNO, END_REGNO): New macros.
4064 (add_to_hard_reg_set): New function.
4065 (remove_from_hard_reg_set): Likewise.
4066 (in_hard_reg_set_p): Likewise.
4067 (overlaps_hard_reg_set_p): Likewise.
4068 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4069 (note_btr_set): Use END_HARD_REGNO.
4070 * caller-save.c (setup_save_areas): Use end_hard_regno.
4071 (mark_set_regs): Use END_HARD_REGNO.
4072 (add_stored_regs): Use end_hard_regno.
4073 (mark_referenced_regs): Use add_to_hard_reg_set.
4074 * combine.c (update_table_tick): Use END_REGNO.
4075 (record_value_for_reg): Likewise.
4076 (record_dead_and_set_regs): Likewise.
4077 (get_last_value_validate): Likewise.
4078 (use_crosses_set_p): Likewise.
4079 (reg_dead_at_p_1): Likewise.
4080 (reg_dead_at_p): Likewise.
4081 (mark_used_regs_combine): Use add_to_hard_reg_set.
4082 (move_deaths): Use END_HARD_REGNO.
4083 (reg_bitfield_target_p): Use end_hard_regno.
4084 (distribute_notes): Use END_HARD_REGNO.
4085 * cse.c (mention_regs): Use END_REGNO.
4086 (insert): Use add_to_hard_reg_set.
4087 (invalidate): Use END_HARD_REGNO.
4088 (invalidate_for_call): Likewise.
4089 (exp_equiv_p): Use END_REGNO.
4090 (cse_insn): Likewise.
4091 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4092 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4093 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4094 * function.c (keep_stack_depressed): Use end_hard_regno.
4095 * global.c (global_alloc): Use end_hard_regno.
4096 (global_conflicts): Use add_to_hard_reg_set instead of
4098 (find_reg): Likewise.
4099 (mark_reg_store): Likewise.
4100 (mark_reg_conflicts): Likewise.
4101 (mark_reg_death): Use remove_from_hard_reg_set.
4102 (mark_reg_live_nc): Delete.
4103 (set_preference): Use end_hard_regno.
4104 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4105 remove_from_hard_reg_set.
4106 (post_mark_life): Use add_to_hard_reg_set.
4107 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4108 (reg_becomes_live): Use add_to_hard_reg_set.
4109 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4110 (peep2_find_free_register): Use add_to_hard_reg_set.
4111 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4112 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4113 * regrename.c (note_sets): Use add_to_hard_reg_set.
4114 (clear_dead_regs): Use remove_from_hard_reg_set.
4115 (regrename_optimize): Use add_to_hard_reg_set.
4116 (find_oldest_value_reg): Use in_hard_reg_set_p.
4117 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4118 (hard_reg_set_here_p): Use end_hard_regno.
4119 (decompose): Likewise.
4120 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4121 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4122 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4123 (mark_home_live): Use end_hard_regno.
4124 (spill_hard_reg): Likewise.
4125 (clear_reload_reg_in_use): Likewise.
4126 * reorg.c (delete_prior_computation): Use END_REGNO.
4127 * resource.c (update_live_status): Use END_HARD_REGNO.
4128 (mark_referenced_resources): Use add_to_hard_reg_set.
4129 (mark_set_resources): Likewise.
4130 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4131 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4132 (reg_overlap_mentioned_p): Likewise.
4133 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4134 (covers_regno_no_parallel_p): Use END_REGNO.
4135 (find_regno_note): Likewise.
4136 (find_reg_fusage): Use END_HARD_REGNO.
4137 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4138 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4140 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4142 * mode-switching.c (reg_dies): Change type of second argument to
4144 (optimize_mode_switching): Update accordingly.
4146 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4148 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4150 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4151 (hard_reg_set_empty_p): ...these new functions.
4152 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4153 GO_IF_HARD_REG_SUBSET.
4154 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4155 instead of GO_IF_HARD_REG_EQUAL.
4156 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4157 instead of GO_IF_HARD_REG_EQUAL.
4158 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4159 GO_IF_HARD_REG_SUBSET.
4160 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4161 GO_IF_HARD_REG_EQUAL.
4162 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4163 of GO_IF_HARD_REG_SUBSET.
4164 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4165 instead of GO_IF_HARD_REG_EQUAL.
4166 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4167 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4168 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4169 of GO_IF_HARD_REG_SUBSET,
4170 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4171 GO_IF_HARD_REG_SUBSET.
4172 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4173 instead of GO_IF_HARD_REG_EQUAL.
4174 * config/sh/sh.c (push_regs, calc_live_regs): Use
4175 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4176 (hard_regs_intersect_p): Delete.
4178 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4180 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4182 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4183 Richard Henderson <rth@redhat.com>
4185 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4187 (x86_64-*-*): Likewise.
4189 * i386/i386-modes.def (V2QI): New.
4191 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4193 (override_options): Support SSE4.1.
4194 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4195 (IX86_BUILTIN_BLENDPS): Likewise.
4196 (IX86_BUILTIN_BLENDVPD): Likewise.
4197 (IX86_BUILTIN_BLENDVPS): Likewise.
4198 (IX86_BUILTIN_PBLENDVB128): Likewise.
4199 (IX86_BUILTIN_PBLENDW128): Likewise.
4200 (IX86_BUILTIN_DPPD): Likewise.
4201 (IX86_BUILTIN_DPPS): Likewise.
4202 (IX86_BUILTIN_INSERTPS128): Likewise.
4203 (IX86_BUILTIN_MOVNTDQA): Likewise.
4204 (IX86_BUILTIN_MPSADBW128): Likewise.
4205 (IX86_BUILTIN_PACKUSDW128): Likewise.
4206 (IX86_BUILTIN_PCMPEQQ): Likewise.
4207 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4208 (IX86_BUILTIN_PMAXSB128): Likewise.
4209 (IX86_BUILTIN_PMAXSD128): Likewise.
4210 (IX86_BUILTIN_PMAXUD128): Likewise.
4211 (IX86_BUILTIN_PMAXUW128): Likewise.
4212 (IX86_BUILTIN_PMINSB128): Likewise.
4213 (IX86_BUILTIN_PMINSD128): Likewise.
4214 (IX86_BUILTIN_PMINUD128): Likewise.
4215 (IX86_BUILTIN_PMINUW128): Likewise.
4216 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4217 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4218 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4219 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4220 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4221 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4222 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4223 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4224 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4225 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4226 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4227 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4228 (IX86_BUILTIN_PMULDQ128): Likewise.
4229 (IX86_BUILTIN_PMULLD128): Likewise.
4230 (IX86_BUILTIN_ROUNDPD): Likewise.
4231 (IX86_BUILTIN_ROUNDPS): Likewise.
4232 (IX86_BUILTIN_ROUNDSD): Likewise.
4233 (IX86_BUILTIN_ROUNDSS): Likewise.
4234 (IX86_BUILTIN_PTESTZ): Likewise.
4235 (IX86_BUILTIN_PTESTC): Likewise.
4236 (IX86_BUILTIN_PTESTNZC): Likewise.
4237 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4238 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4239 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4240 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4241 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4243 (bdesc_sse_3arg): Likewise.
4244 (bdesc_2arg): Likewise.
4245 (bdesc_1arg): Likewise.
4246 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4248 (ix86_expand_sse_4_operands_builtin): New.
4249 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4250 smaller than 8 bits as the 2nd arg.
4251 (ix86_expand_sse_ptest): New.
4252 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4253 (ix86_expand_vector_set): Support SSE4.1.
4254 (ix86_expand_vector_extract): Likewise.
4256 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4257 __SSE4_1__ for -msse4.1.
4259 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4260 (UNSPEC_INSERTPS): Likewise.
4261 (UNSPEC_DP): Likewise.
4262 (UNSPEC_MOVNTDQA): Likewise.
4263 (UNSPEC_MPSADBW): Likewise.
4264 (UNSPEC_PHMINPOSUW): Likewise.
4265 (UNSPEC_PTEST): Likewise.
4266 (UNSPEC_ROUNDP): Likewise.
4267 (UNSPEC_ROUNDS): Likewise.
4269 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4271 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4272 (const_pow2_1_to_32768_operand): Likewise.
4274 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4277 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4279 (sse4_1_insertps): Likewise.
4280 (*sse4_1_extractps): Likewise.
4281 (sse4_1_ptest): Likewise.
4282 (sse4_1_mulv2siv2di3): Likewise.
4283 (*sse4_1_mulv4si3): Likewise.
4284 (*sse4_1_smax<mode>3): Likewise.
4285 (*sse4_1_umax<mode>3): Likewise.
4286 (*sse4_1_smin<mode>3): Likewise.
4287 (*sse4_1_umin<mode>3): Likewise.
4288 (sse4_1_eqv2di3): Likewise.
4289 (*sse4_1_pinsrb): Likewise.
4290 (*sse4_1_pinsrd): Likewise.
4291 (*sse4_1_pinsrq): Likewise.
4292 (*sse4_1_pextrb): Likewise.
4293 (*sse4_1_pextrb_memory): Likewise.
4294 (*sse4_1_pextrw_memory): Likewise.
4295 (*sse4_1_pextrq): Likewise.
4296 (sse4_1_blendpd): Likewise.
4297 (sse4_1_blendps): Likewise.
4298 (sse4_1_blendvpd): Likewise.
4299 (sse4_1_blendvps): Likewise.
4300 (sse4_1_dppd): Likewise.
4301 (sse4_1_dpps): Likewise.
4302 (sse4_1_movntdqa): Likewise.
4303 (sse4_1_mpsadbw): Likewise.
4304 (sse4_1_packusdw): Likewise.
4305 (sse4_1_pblendvb): Likewise.
4306 (sse4_1_pblendw): Likewise.
4307 (sse4_1_phminposuw): Likewise.
4308 (sse4_1_extendv8qiv8hi2): Likewise.
4309 (*sse4_1_extendv8qiv8hi2): Likewise.
4310 (sse4_1_extendv4qiv4si2): Likewise.
4311 (*sse4_1_extendv4qiv4si2): Likewise.
4312 (sse4_1_extendv2qiv2di2): Likewise.
4313 (*sse4_1_extendv2qiv2di2): Likewise.
4314 (sse4_1_extendv4hiv4si2): Likewise.
4315 (*sse4_1_extendv4hiv4si2): Likewise.
4316 (sse4_1_extendv2hiv2di2): Likewise.
4317 (*sse4_1_extendv2hiv2di2): Likewise.
4318 (sse4_1_extendv2siv2di2): Likewise.
4319 (*sse4_1_extendv2siv2di2): Likewise.
4320 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4321 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4322 (sse4_1_zero_extendv4qiv4si2): Likewise.
4323 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4324 (sse4_1_zero_extendv2qiv2di2): Likewise.
4325 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4326 (sse4_1_zero_extendv4hiv4si2): Likewise.
4327 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4328 (sse4_1_zero_extendv2hiv2di2): Likewise.
4329 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4330 (sse4_1_zero_extendv2siv2di2): Likewise.
4331 (*sse4_1_zero_extendv2siv2di2): Likewise.
4332 (sse4_1_roundpd): Likewise.
4333 (sse4_1_roundps): Likewise.
4334 (sse4_1_roundsd): Likewise.
4335 (sse4_1_roundss): Likewise.
4336 (mulv4si3): Don't expand for SSE4.1.
4337 (smax<mode>3): Likewise.
4338 (umaxv4si3): Likewise.
4339 (uminv16qi3): Likewise.
4340 (umin<mode>3): Likewise.
4341 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4343 * doc/extend.texi: Document SSE4.1 built-in functions.
4345 * doc/invoke.texi: Document -msse4.1.
4347 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4349 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4350 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4351 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4352 (ASM_SPEC): Add asm_pcrel_spec.
4353 (EXTRA_SPECS): Add asm_pcrel_spec.
4355 2007-05-21 David Daney <ddaney@avtrex.com>
4357 * doc/install.texi (Building a cross compiler): Add requirements
4358 for Java cross compiler.
4360 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4363 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4364 Add loopno argument. Use evolution_function_is_invariant_rec_p
4365 instead of evolution_function_is_constant_p.
4366 Update calls to evolution_function_is_affine_multivariate_p.
4367 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4368 Add loopno argument.
4369 * tree-scalar-evolution.c (gather_chrec_stats): Call
4370 evolution_function_is_affine_multivariate_p with a loop
4372 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4373 (analyze_overlapping_iterations): Likewise.
4374 (access_functions_are_affine_or_constant_p): Likewise.
4375 (build_classic_dist_vector_1): If the access functions
4376 are equal, don't do anything.
4378 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4379 Paolo Carlini <pcarlini@suse.de>
4380 Uros Bizjak <ubizjak@gmail.com>
4382 * c-cppbuiltin.c (c_cpp_builtins): Define
4383 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4384 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4385 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4386 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4388 2007-05-21 Mike Stump <mrs@apple.com>
4390 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4392 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4394 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4396 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4397 implementation if __OPTIMIZE__ is not defined.
4398 (_mm_alignr_pi8): Ditto.
4399 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4400 (_mm_inserti_si64): Ditto.
4401 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4402 (_mm_slli_epi16): Ditto.
4403 (_mm_slli_epi32): Ditto.
4404 (_mm_slli_epi64): Ditto.
4405 (_mm_srai_epi16): Ditto.
4406 (_mm_srai_epi32): Ditto.
4407 (_mm_srli_si128): Ditto.
4408 (_mm_slli_si128): Ditto.
4409 (_mm_srli_epi16): Ditto.
4410 (_mm_srli_epi32): Ditto.
4411 (_mm_srli_epi64): Ditto.
4412 (_mm_extract_epi16): Ditto.
4413 (_mm_insert_epi16): Ditto.
4414 (_mm_shufflehi_epi16): Ditto.
4415 (_mm_shufflelo_epi16): Ditto.
4416 (_mm_shuffle_epi32): Ditto.
4417 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4419 (_mm_insert_pi16): Ditto.
4421 (_mm_shuffle_pi16): Ditto.
4423 (_mm_shufle_ps): Ditto.
4424 (_mm_prefetch): Ditto.
4426 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4428 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4429 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4430 * real.c (encode_i370_single, decode_i370_single,
4431 encode_i370_double, decode_i370_double): Functions removed.
4432 (i370_single_format, i370_double_format): Initializations removed.
4433 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4434 Consider the log2_b field to always be one.
4435 (ieee_single_format, mips_single_format, coldfire_single_format,
4436 ieee_double_format, mips_double_format, coldfire_double_format,
4437 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4438 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4439 ibm_extended_format, mips_extended_format, ieee_quad_format,
4440 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4441 decimal_single_format, decimal_double_format, decimal_quad_format,
4442 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4443 initialization of log2_b.
4444 * real.h (i370_single_format, i370_double_format): Declarations removed.
4445 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4446 field to always be one.
4448 2007-05-21 Andreas Schwab <schwab@suse.de>
4450 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4451 NOTE_INSN_BASIC_BLOCK_P.
4452 (process_for_unwind_directive): Likewise.
4454 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4456 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4457 * function.h (struct function): Move va_list_gpr_size,
4458 va_list_fpr_size, function_frequency to front of bitfields. Add
4460 (current_function_calls_unwind_init): New.
4461 * except.c (expand_builtin_unwind_init): Set
4462 current_function_calls_unwind_init not
4463 current_function_has_nonlocal_label.
4464 * reload1.c (has_nonexceptional_receiver): New.
4465 (reload): Use it and current_function_calls_unwind_init to
4466 determine whether call-saved regs must be saved.
4468 2007-05-20 Jan Hubicka <jh@suse.cz>
4470 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4471 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4472 * ddg.c (create_ddg): LIkewise.
4473 * final.c (final): Remove hunk moving line numbernotes around since
4474 they are no longer present at this stage.
4475 (final_scan_insn): Use NOTE_KIND instead of
4476 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4477 (output_asm_label): Likewise.
4478 * reorg.c (dbr_schedule): Likewise.
4479 * haifa-sched.c (unlink_other_notes): Likewise.
4480 * mode-switching.c (optimize_mode_switching): Likewise.
4481 * graph.c (start_bb): Likewise.
4482 * rtl.def (NOTE): Update description.
4483 * jump.c (squeeze_notes): Delete.
4484 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4485 NOTE_INSN_BASIC_BLOCK_P when possible.
4486 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4487 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4488 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4489 (dwarf2out_var_location): Likewise.
4490 * cfgbuild.c (make_edges): Likewise.
4491 (find_basic_blocks_1): Likewise.
4492 * function.c (reorder_blocks_1): Likewise.
4493 (epilogue_done): Likewise.
4494 (reposition_prologue_and_epilogue_notes): Likewise.
4495 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
4497 (print_rtl): Likewise.
4498 (print_rtl_single): Likewise.
4499 * gcse.c (insert_insn_start_bb): Likewise.
4500 * alias.c (init_alias_analysis): Likewise.
4501 * calls.c (fixup_tail_calls): Likewise.
4502 * except.c (sjlj_emit_function_enter): Likewise.
4503 * emit-rtl.c (add_insn_after): Likeiwse.
4504 (emit_label_before): Likewise.
4505 (emit_label_after): Likewise.
4506 (emit_note_before, emit_note_after, emit_note): Update
4507 parameter to be enum insn_note; do not deal with source
4509 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4510 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4512 (merge_blocks_move_successor_nojumps): Simplify now when
4513 we don't have BLOCK notes.
4514 (try_optimize_cfg): Likewise.
4515 * cfglayout.c (skip_insns_after_block): Likewise.
4516 (record_effective_endpoints): Likewise.
4517 (duplicate_insn_chain): Likewise.
4518 * varasm.c (output_constant_pool_1): Likewise.
4519 * sched-deps.c (sched_analyze): Likewise.
4520 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4522 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4523 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4524 (SET_INSN_DELETED): Simplify.
4525 (NOTE_LINE_NUMBER): Exterminate.
4526 (NOTE_LINE_KIND): New.
4527 (NOTE_INSN_BASIC_BLOCK_P): Update.
4528 (enum insn_note): Simplify.
4529 (GET_NOTE_INSN_NAME) Simplify.
4530 (emit_note_before, emit_note_after, emit_note): Update prototype.
4531 (squeeze_notes): Remove.
4532 * sched-int.h (NOTE_NOT_BB_P): Update.
4533 * resource.c (mark_target_live_regs): Update.
4534 * sched-rgn.c (debug_dependencies): Update.
4535 * sched-vis.c (print_insn): Update.
4536 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4537 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4538 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4539 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4540 (split_branches): Update.
4541 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4543 (sh_adjust_unroll_max): Exterminate.
4544 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4545 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4546 (m68hc11_reorg): Likewise.
4547 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4548 (emit_predicate_relation_info): Update.
4549 (process_for_unwind_directive): Update.
4550 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4551 (output_call): Update.
4552 * config/pa/pa.c (output_lbranch): Update.
4553 (output_millicode_call): Update.
4554 (output_call): Update.
4555 (pa_combine_instructions): Update.
4556 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4557 * config/bfin/bfin.c (gen_one_bundle): Update.
4558 * cfgrtl.c (can_delete_note_p): Update.
4559 (delete_insn): Update.
4560 (rtl_merge_blocks): Update.
4561 (commit_one_edge_insertion): Update.
4562 (rtl_verify_flow_info): Update.
4563 * stmt.c (expand_case): Do not call squeeze_notes.
4565 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4572 * c.opt (Wtype-limits): New.
4573 * doc/invoke.texi (Wtype-limits): Document it.
4574 (Wextra): Enabled by -Wextra.
4575 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4576 * c-common.c (shorten_compare): Warn with Wtype-limits.
4578 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4580 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4581 inlined function, not as a macro.
4582 (_mm_alignr_pi8): Ditto.
4583 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4584 (_mm_inserti_si64): Ditto.
4585 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4586 (_mm_extract_epi16): Ditto.
4587 (_mm_insert_epi16): Ditto.
4588 (_mm_shufflehi_epi16): Ditto.
4589 (_mm_shufflelo_epi16): Ditto.
4590 (_mm_shuffle_epi32): Ditto.
4591 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4592 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4594 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4596 (_m_to_float): Use C89 compatible assignment.
4598 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4601 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4603 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4606 * doc/invoke.texi (Wreturn-type): Complete description.
4607 (Wextra): Delete item about return-type warning.
4608 * c-decl.c: Delete redundant Wextra warning.
4610 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4613 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4614 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4615 inlined function, not as a macro.
4616 (_mm_prefetch): Ditto.
4618 (_mm_insert_pi16): Ditto.
4620 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4621 (_m_pshufw): Ditto. Add const to __N argument.
4622 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4623 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4624 (_mm_slli_epi32): Ditto.
4625 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4626 Add __inline to function declaration.
4627 (_mm_slli_si128): Ditto.
4629 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4631 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4632 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4634 (struct fenv): New structure.
4635 (FP_HANDLE_EXCEPTIONS): New define.
4636 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4637 (_FP_DECL_EXP): New define.
4638 (FP_INIT_ROUNDMODE): New define.
4639 (FP_ROUNDMODE): New define.
4641 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4643 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4644 (Wconversion): Update description.
4645 (Wconversion-sign): New.
4646 * c.opt (Wconversion-sign): New.
4647 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4648 means disabled for C++. Otherwise, take the status of Wconversion.
4649 * c-common.c (conversion_warning): Warn with either Wconversion or
4651 (warnings_for_convert_and_check): Conditions are already checked by
4653 (convert_and_check): Don't check warnings if the conversion failed.
4655 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4656 Anatoly Sokolov <aesok@dol.ru>
4658 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4659 avr_epilogue_uses) : Add declaration.
4660 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4661 * config/avr/constraints.md (R): New constraint.
4662 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4663 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4664 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4665 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4666 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4667 call_prologue_saves, epilogue_restores, return_from_epilogue,
4668 return_from_main_epilogue, return_from_interrupt_epilogue,
4669 return_from_naked_epilogue, prologue, epilogue): New patterns.
4670 (jump): Handle symbol reference.
4671 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4672 avr_output_function_prologue, avr_output_function_epilogue): Remove
4674 (avr_init_machine_status, expand_prologue, expand_epilogue,
4675 avr_asm_function_end_prologue, avr_epilogue_uses,
4676 avr_asm_function_begin_epilogue): New functions.
4677 (prologue_size, epilogue_size, jump_tables_size): Remove global
4679 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4680 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4681 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4682 (avr_override_options): Initialise init_machine_status.
4683 (output_movhi): Handle all stack pointer loads.
4684 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4685 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4686 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4687 (EPILOGUE_USES) Redefine.
4688 (machine_function) Declare.
4690 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4692 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4693 Use a single return statement.
4695 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4698 * builtins.c (do_mpfr_lgamma_r): New.
4699 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4700 * tree.h (CASE_FLT_FN_REENT): New.
4702 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4704 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4705 (output_die): Use 'unsigned long' with %x.
4706 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4707 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4708 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4710 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4712 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4717 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4718 true if function has no argument.
4720 2007-05-18 DJ Delorie <dj@redhat.com>
4722 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4723 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4725 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4727 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4728 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4729 count_trailing_zeros.
4730 (__i386__): Implement count_leading_zeros using __builtin_clz().
4731 Implement count_trailing_zeros usign __builtin_ctz().
4733 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4735 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4737 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4740 * expr.c (emit_move_change_mode): Change mode of push operands here.
4742 2007-05-17 Ian Lance Taylor <iant@google.com>
4744 PR tree-optimization/31953
4745 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4747 (set_value_range_to_null): Call set_value_range_to_value.
4748 (extract_range_from_comparison): Likewise.
4750 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4752 * toplev.c (print_version): Output GMP/MPFR version info.
4754 * builtins.c (CASE_MATHFN_REENT): New macro.
4755 (mathfn_built_in): Use it.
4756 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4757 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4758 BUILT_IN_LGAMMAL_R): New.
4759 * doc/extend.texi: Document new builtins.
4762 * builtins.c (do_mpfr_remquo): New.
4763 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4764 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4767 * builtins.c (fold_builtin_1): Handle y0, y1.
4768 (fold_builtin_2): Handle yn.
4771 * builtins.c (do_mpfr_bessel_n): New.
4772 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4773 (fold_builtin_2): Handle BUILT_IN_JN.
4775 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4778 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4779 TYPE_PRECISION (intmax_type_node).
4781 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4784 * reload.c (subst_reloads): Remove checking.
4786 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4788 PR rtl-optimization/31691
4789 * combine.c (simplify_set): Build a new src pattern instead of
4790 substituting its operands in the COMPARE case.
4792 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4794 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4795 (execute_vrp): Preserve loops through jump threading.
4796 * tree-ssa-threadupdate.c (thread_single_edge,
4797 dbds_continue_enumeration_p, determine_bb_domination_status,
4798 thread_through_loop_header): New functions.
4799 (create_edge_and_update_destination_phis,
4800 create_edge_and_update_destination_phis): Set loops for the new blocks.
4801 (prune_undesirable_thread_requests): Removed.
4802 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4804 (thread_block): Do not call prune_undesirable_thread_requests.
4806 (mark_threaded_blocks): Select edges to thread here.
4807 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4808 Thread edges through loop headers independently.
4809 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4810 * tree-pass.h (TODO_mark_first_instance): New.
4811 (first_pass_instance): Declare.
4812 * cfghooks.c (duplicate_block): Put the block to the original loop
4813 if copy is not specified.
4814 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4815 jump threading. Pass may_peel_loop_headers to
4816 thread_through_all_blocks according to first_pass_instance.
4817 * cfgloop.h (create_preheader): Declare.
4818 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4819 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4820 * passes.c (first_pass_instance): New variable.
4821 (next_pass_1): Set TODO_mark_first_instance.
4822 (execute_todo): Set first_pass_instance.
4824 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4826 PR tree-optimization/24659
4827 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4828 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4829 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4830 OTI_vec_pack_ufix_trunc.
4831 (vec_unpacks_float_hi_optab): Define new macro.
4832 (vec_unpacks_float_lo_optab): Ditto.
4833 (vec_unpacku_float_hi_optab): Ditto.
4834 (vec_unpacku_float_lo_optab): Ditto.
4835 (vec_pack_sfix_trunc_optab): Ditto.
4836 (vec_pack_ufix_trunc_optab): Ditto.
4837 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4838 and vec_pack_[s|u]fix_trunc_optab using
4839 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4840 * tree-vectorizer.c (supportable_widening_operation): Handle
4841 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4842 (supportable_narrowing_operation): New function.
4843 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4844 * tree-vect-transform.c (vectorizable_conversion): Handle
4845 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4846 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4847 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4848 to check for target support.
4849 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4850 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4851 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4852 for VEC_PACK_FIX_TRUNC_EXPR.
4853 (expand_binop): Special case mode of the result for
4854 vec_pack_[u|s]fix_trunc_optab.
4855 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4856 vec_pack_[u|s]fix_trunc_optab.
4858 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4859 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4860 * tree-pretty-print.c (dump_generic_node): Handle
4861 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4862 VEC_PACK_FIX_TRUNC_EXPR.
4864 * expr.c (expand_expr_real_1): Ditto.
4865 * tree-inline.c (estimate_num_insns_1): Ditto.
4866 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4868 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4869 (vec_unpacks_float_lo_v8hi): Ditto.
4870 (vec_unpacku_float_hi_v8hi): Ditto.
4871 (vec_unpacku_float_lo_v8hi): Ditto.
4872 (vec_unpacks_float_hi_v4si): Ditto.
4873 (vec_unpacks_float_lo_v4si): Ditto.
4874 (vec_pack_sfix_trunc_v2df): Ditto.
4876 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4878 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4879 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4880 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4881 [vec_pack_ufix_trunc]: Ditto.
4882 [vec_unpacks_float_hi]: Ditto.
4883 [vec_unpacks_float_lo]: Ditto.
4884 [vec_unpacku_float_hi]: Ditto.
4885 [vec_unpacku_float_lo]: Ditto.
4887 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4889 * soft-fp/README: Update for new files.
4890 * soft-fp/floattisf.c: New file.
4891 * soft-fp/floattidf.c: New file.
4892 * soft-fp/floattitf.c: New file.
4893 * soft-fp/floatuntisf.c: New file.
4894 * soft-fp/floatuntidf.c: New file.
4895 * soft-fp/floatuntitf.c: New file.
4896 * soft-fp/fixsfti.c: New file.
4897 * soft-fp/fixdfti.c: New file.
4898 * soft-fp/fixtfti.c: New file.
4899 * soft-fp/fixunssfti.c: New file.
4900 * soft-fp/fixunsdfti.c: New file.
4901 * soft-fp/fixunstfti.c: New file.
4902 * soft-fp/extendxftf.c: New file.
4903 * soft-fp/trunctfxf.c: New file.
4905 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4906 (__trunctfxf2): Ditto.
4908 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4909 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4910 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4911 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4912 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4913 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4915 * config/i386/t-fprules-softfp64: New file.
4916 * config/i386/sfp-machine.h: New file.
4917 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4918 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4919 and soft-fp/t-softfp to tmake_file.
4920 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4921 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4923 * config/i386/t-linux64 (softfp_wrap_start): New.
4924 (softfp_wrap_end): New.
4925 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4926 supported for TARGET_64BIT.
4928 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4930 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4931 c_common_unsigned_type behavior.
4933 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4935 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4938 2007-05-16 Eric Christopher <echristo@apple.com>
4940 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4941 saving after stack push. Set sp_offset whenever we push.
4942 (rs6000_emit_epilogue): Move altivec register restore before
4945 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4947 * configure.ac: Allow sysroots to be relocated under $prefix as
4948 well as $exec_prefix.
4949 * configure: Regenerate.
4951 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4955 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4957 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4958 (gcc_tooldir): Likewise.
4959 * configure: Regenerate.
4960 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4961 old configure.ac gcc_tooldir setting.
4962 (prefix_to_exec_prefix): New variable.
4963 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4964 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4966 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4968 * c-typeck.c (build_binary_op): Return early for error.
4970 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4972 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4973 struct nb_iter_bound.
4974 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4975 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4976 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4977 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4978 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4979 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4980 (del_scev_info): Use ggc_free.
4981 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4982 * loop-init.c: Include ggc.h.
4983 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4984 (loop_optimizer_finalize): Use ggc_free.
4985 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4986 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4987 pass_iv_optimize): Add TODO_ggc_collect.
4988 * function.h (struct function): Remove skip marker from x_current_loops.
4989 * cfgloop.c: Include ggc.h.
4990 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4992 (establish_preds): Vector superloops is gc allocated.
4993 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4995 (flow_loops_find): Vector larray is gc allocated.
4996 (loop_exit_free): Use ggc_free.
4997 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4998 that head of exits list is now not a part of struct loop.
4999 (record_loop_exits): Allocate exits table in gc memory.
5000 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
5001 head of exits list is now not a part of struct loop.
5002 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5003 struct loop_exit): Add GTY marker.
5004 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5005 Add skip marker to aux field. Make head of exits list a separate
5007 (struct loops): Add GTY marker. Make larray vector gc allocated.
5008 Add param marker to exits table.
5009 (get_loops): Type changed.
5010 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
5012 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5013 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5014 * basic-block.h (struct basic_block_def): Remove skip marker from
5017 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5019 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5020 of 0 in the call to expand_expr().
5021 (expand_builtin_mathfn_3): Ditto.
5022 (expand_builtin_interclass_mathfn): Ditto.
5023 (expand_builtin_cexpi): Ditto.
5024 (expand_builtin_int_roundingfn): Ditto.
5025 (expand_builtin_int_roundingfn_2): Ditto.
5026 (expand_builtin_pow): Ditto.
5027 (expand_builtin_powi): Ditto.
5028 (expand_builtin_bswap): Ditto.
5029 (expand_builtin_unop): Ditto.
5030 (expand_builtin_fabs): Ditto.
5031 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5032 the call to expand_expr().
5033 (expand_builtin_sync_operation): Ditto.
5034 (expand_builtin_compare_and_swap): Ditto.
5035 (expand_builtin_lock_test_and_set): Ditto.
5036 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5037 instead of 0 in the call to expand_expr().
5038 (expand_builtin_extract_return_addr): Ditto.
5039 (expand_builtin_eh_return): Ditto.
5040 (expand_eh_return): Ditto.
5041 * explow.c (expr_size): Ditto.
5042 * expr.c (optimize_bitfield_assignment_op): Ditto.
5043 (expand_assignement): Ditto.
5044 (store_expr): Ditto.
5045 (store_field): Ditto.
5046 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5047 the call to expand_expr().
5048 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5049 in the call to expand_expr().
5050 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5051 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5052 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5054 * optabs.c (expand_vec_shift_expr): Ditto.
5055 (expand_vec_cond_expr): Ditto.
5056 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5057 call to expand_expr().
5058 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5059 in the call to expand_expr().
5061 2007-05-14 Dave Korn <dave.korn@artimi.com>
5063 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5065 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5067 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5068 instead of c_common_unsigned_type.
5069 (c_common_unsigned_type): Remove.
5070 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5071 c_common_unsigned_type.
5072 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5073 c_common_unsigned_type.
5074 * c-common.h (c_common_unsigned_type): Remove.
5075 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5076 c_common_unsigned_type.
5077 * c-format.c (check_format_types): Use unsigned_type_for instead of
5078 c_common_unsigned_type.
5079 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5080 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
5081 c_common_unsigned_type.
5082 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5083 lang_hooks.types.unsigned_type.
5084 * expmed.c (make_tree): Use unsigned_type_for instead of
5085 lang_hooks.types.unsigned_type.
5086 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5087 lang_hooks.types.unsigned_type.
5088 (build_range_check): Likewise.
5089 (fold_unary): Likewise.
5090 (fold_binary): Likewise.
5091 (fold_ternary): Likewise.
5092 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5093 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5094 * tree.c (get_unsigned_type): New.
5095 (unsigned_type_for): Use get_unsigned_type instead of
5096 lang_hooks.types.unsigned_type.
5098 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5100 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5101 to m68k_get_function_kind. Update its prototype.
5102 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5104 (m68k_interrupt_function_p): Return enum m68k_function_type
5105 instead of bool. Rename to m68k_get_function_kind.
5106 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5108 (m68k_compute_frame_layout): Don't mark any register for save
5109 if an interrupt_thread attribute is specified.
5110 (m68k_hard_regno_rename_ok): Update a use of
5111 m68k_interrupt_function_p.
5112 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5113 m68k_interrupt_function_p.
5114 (m68k_function_type): New.
5115 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5116 for a function with an interrupt_thread attribute.
5117 * doc/extend.texi: Document the interrupt_thread attribute.
5119 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5121 Fix PR tree-optimization/31911
5122 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5123 if they didn't change the expression.
5125 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5127 * tree-scalar-evolution.c (resolve_mixers): Exported.
5128 * tree-scalar-evolution.h (resolve_mixers): Declare.
5129 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5130 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5131 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5132 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5133 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5134 strip_conversion, analyze_offset_expr, address_analysis,
5135 object_analysis, analyze_offset): Removed.
5136 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5137 split_constant_offset, canonicalize_base_object_address,
5138 object_address_invariant_in_loop_p, disjoint_objects_p,
5139 dr_may_alias_p, dr_address_invariant_p): New functions.
5140 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5141 and dr_analyze_alias.
5142 (initialize_data_dependence_relation): Use dr_may_alias_p
5143 and object_address_invariant_in_loop_p.
5144 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
5146 (find_data_references_in_stmt): Restrict the analysis of data references
5147 to the given loop nest.
5148 (find_data_references_in_loop): Made static. Pass loop nest to
5149 find_data_references_in_stmt.
5150 (compute_data_dependences_for_loop): Use DR_VOPS.
5151 (free_data_ref): Free DR_VOPS.
5152 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5153 (struct innermost_loop_behavior): ... new.
5154 (struct base_object_info): Replaced by ...
5155 (struct indices): ... new.
5156 (struct dr_alias): New.
5157 (enum data_ref_type): Removed.
5158 (struct data_reference): Consist of struct innermost_loop_behavior,
5159 struct indices and struct dr_alias.
5160 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5161 (DR_MEMTAG): Renamed to ...
5162 (DR_SYMBOL_TAG): ... this.
5163 (find_data_references_in_loop): Declaration removed.
5164 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5165 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5166 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5167 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5169 2007-05-13 Revital Eres <eres@il.ibm.com>
5171 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5172 which walks virtual def-use chains to find redundant stores.
5173 (dse_optimize_stmt): Call it.
5175 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5177 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5178 * passes.c (init_optimization_passes): Move pass_jump_bypass
5181 * basic-block.h (bb_has_eh_pred): Fix style issue.
5183 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5185 PR rtl-optimization/31848
5186 * loop-invariant.c (move_invariant_reg): If we move an insn
5187 with a REG_EQUAL note, and that insn is not always executed,
5188 remove the REG_EQUAL note.
5190 2007-05-12 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/31797
5193 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5194 propagate into a stmt that has volatile ops.
5196 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5198 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5199 (gcc_tooldir): Likewise.
5200 * configure: Regenerate.
5201 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5202 old configure.ac gcc_tooldir setting.
5203 (prefix_to_exec_prefix): New variable.
5204 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5205 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5207 2007-05-11 Silvius Rus <rus@google.com>
5209 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5210 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5211 * c-common.h (strict_aliasing_warning): Change return type.
5212 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5213 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5214 (build_c_cast): Condition call to strict_aliasing_warning.
5215 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5216 * flags.h (set_Wstrict_aliasing): Declare.
5217 * opts.c (set_Wstrict_alising): Define, add call to.
5218 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5219 * tree-ssa-alias-warnings.c: New file.
5220 * tree-ssa-alias.c (compute_may_aliases): Add call to
5221 strict_aliasing_warning_backend.
5223 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5225 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5226 Use loop_depth and loop_outer accessor functions.
5227 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5228 determine_invariantness_stmt, move_computations_stmt): Ditto.
5229 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5230 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5231 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5232 * tree-scalar-evolution.c (interpret_loop_phi,
5233 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5234 instantiate_parameters_1, scev_const_prop): Ditto.
5235 * cfghooks.c (make_forwarder_block): Ditto.
5236 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5237 * modulo-sched.c (loop_canon_p): Ditto.
5238 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5239 slpeel_can_duplicate_loop_p): Ditto.
5240 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5241 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5242 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5243 cancel_loop, verify_loop_structure): Ditto.
5244 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5245 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5246 superloops vector instead of "pred" array.
5247 (establish_preds): Take father loop as an argument. Initialize the
5249 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
5250 initialize loop->outer.
5251 (flow_loop_tree_node_remove): Truncate the superloops vector.
5252 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5253 "pred" merged to "superloops" vector.
5254 (loop_depth, loop_outer): New.
5255 (fel_init): Use loop_outer.
5257 2007-05-11 Jan Hubicka <jh@suse.cz>
5259 * cgraphunit.c: Include gt-cgraphunit.h
5260 (static_ctors, static_dtors): New static vars.
5261 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5262 based on implementation in c-common.c
5263 (cgraph_finalize_function): Call record_cdtor_fn.
5264 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5265 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5266 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5267 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5268 build_cdtor, c_build_cdtor_fns): Remove.
5269 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5270 c_build_cdtor_fns): Remove prototype.
5272 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5275 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5276 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5277 * builtins.c (fold_builtin_memchr): New.
5278 (expand_builtin_memchr): Call the latter.
5279 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5280 * doc/extend.texi ([Other built-in functions provided by GCC]):
5283 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5285 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5286 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5287 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5288 PFPO_OP1_TYPE_SHIFT): Constants added.
5289 (DFP_ALL): Mode macro defined.
5290 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5291 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5292 Insn definitions added.
5293 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5294 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5297 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5299 PR tree-optimization/31885
5300 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
5302 (automatically_generated_chrec_p): Return false for NULL.
5304 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5306 * config/bfin/bfin.h (MOVE_RATIO): Define.
5308 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5310 * config.gcc (sparc-wrs-vxworks): New target.
5311 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5312 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5313 * config/sparc/sparc.h: Include vxworks-dummy.h.
5314 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5315 include LABEL_REFs too.
5316 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5317 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5319 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5321 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5322 (sparc_emit_call_insn): New function.
5323 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5324 functions when generating VxWorks PIC.
5325 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5326 (call, call_value): Use sparc_emit_call_insn instead of
5329 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5331 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5333 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5335 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5336 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
5337 instead of operand_subword.
5339 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5341 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5342 * config/bfin/bfin.c (bfin_local_alignment): New function.
5343 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5345 2007-05-08 Chao-ying Fu <fu@mips.com>
5347 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5348 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5349 (smsub_widen_optab, umsub_widen_optab): Define.
5350 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5352 * genopinit.c (optabs): Fill in smsub_widen_optab and
5354 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5355 and umsub_widen_optab to implement multiply-subtract sequences.
5356 * config/mips/mips.md (*msac<u>_di): Rename to...
5357 (<u>msubsidi4): ...this. Extend condition to include
5358 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5359 of operand 0 to "ka" and use the three-operand form of msub<u>
5361 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5364 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5366 PR rtl-optimization/28011
5367 * reload.c (push_reload): Set dont_share if IN appears in OUT
5368 also when IN is a PLUS rtx.
5369 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5372 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5374 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5375 call unshare_all_decls.
5376 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5377 (unshare_all_decls): Remove.
5379 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5382 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5385 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5386 Nigel Stephens <nigel@mips.com>
5388 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5389 Update comments and all uses.
5390 (MIN_FPRS_PER_FMT): Define.
5391 * config/mips/mips.c (function_arg): Fix to correctly handle
5392 the -mips32r2 -mfp64 -mabi=32 case.
5393 (override_options): Enable use of odd-numbered registers for
5394 SFmode values on MIPS32.
5395 (mips_save_reg_p): Save whole floating-point register pair if
5396 either half is used.
5397 (compute_frame_size): Fix comment.
5399 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5401 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5402 argument of type bool.
5403 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5404 argument. Safely select temporary P register according to it.
5405 (do_link): Change call site of add_to_reg accordingly.
5406 (do_unlink): Add epilogue_p as a fourth argument and pass it
5408 (expand_interrupt_handler_epilogue): Change call of do_unlink
5410 (bfin_expand_prologue): Add a third argument sibcall_p.
5411 * config/bfin/bfin.md (epilogue): Change call of
5412 bfin_expand_epilogue accordingly.
5413 (sibcall_epilogue): Likewise.
5414 (eh_return_internal): Likewise.
5416 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5417 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5418 * config/bfin/bfin.c (bfin_handle_option): Handle
5419 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5420 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5421 Support bf534, bf536 and bf561.
5422 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5424 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5427 * config/i386/i386.c (ix86_function_regparm): Process local
5428 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5430 2007-05-07 Mike Stump <mrs@apple.com>
5432 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5433 also checks for and while statements in C++.
5435 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5437 * gcc.c (at_file_supplied): New variable.
5438 (main): Set it if we expanded argv.
5439 (do_spec_1): Pass an @-file to the linker if we were called with
5440 an @-file argument and HAVE_GNU_LD.
5441 * collect2.c (at_file_supplied): New variable.
5442 (response_file): New variable.
5443 (collect_exit): Unlink response_file if necessary.
5444 (handler): Likewise.
5445 (do_wait): Likewise.
5446 (main): Set at_file_supplied if we expanded argv.
5447 (collect_execute): Pass an @-file to subprocesses if we were called
5448 with an @-file argument.
5449 * configure.ac: Add define for HAVE_GNU_LD.
5450 * configure: Regenerate.
5451 * config.in: Regenerate.
5453 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5455 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5461 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5463 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5464 (TARGET_ENCODE_SECTION_INFO): Re-define.
5465 (m32c_encode_section_info): New
5466 (function_vector_handler): New
5467 (current_function_special_page_vector): New
5468 (m32c_special_page_vector_p): New.
5469 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5471 * config/m32c/jump.md: Added instruction JSRS for functions
5472 with attribute "function_vector".
5473 * doc/extend.texi (function_vector): Added description
5474 for M16C, M32C targets.
5476 2007-05-07 DJ Delorie <dj@redhat.com>
5479 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5480 ashrpsi3, lshrpsi3): Update shift count constraint.
5482 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5483 Nathan Froyd <froydnj@codesourcery.com>
5486 * c-incpath.c (add_path): Strip trailing path separators.
5488 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5490 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5491 Free dominance info before purging EH edges.
5492 (eliminate_degenerate_phis): Likewise.
5493 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5495 2007-05-07 Jan Hubicka <jh@suse.cz>
5497 * gimplify.c (gimplify_expr): Do not crash when folding
5498 (void *)(int)&a + 4.
5500 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5503 * c-opts.c (lang_fortran): Make it non static.
5504 * c-common.h (lang_fortran): New prototype.
5505 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5506 -lang-fortran option was passed by the driver.
5508 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5510 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5511 of ASSERT_CHECKING. Tweak message.
5513 2007-05-06 Revital Eres <eres@il.ibm.com>
5516 * loop-unroll.c (insert_var_expansion_initialization):
5517 Initialize the expansions with -zero instead of +zero.
5519 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5521 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5522 into pic and non-pic versions. Mark r19 as used for
5523 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5524 for tgd_load, tld_load and tie_load .
5525 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5526 version of tgd_load, tld_load and tie_load depending on the
5529 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5530 Jakub Jelinek <jakub@redhat.com>
5532 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5533 (__do_global_dtors_aux): Use more paranoid loop to run
5534 destructors if HIDDEN_DTOR_LIST_END.
5535 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5537 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5539 * varasm.c (align_variable): Don't increase alignment for
5540 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5541 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5543 2007-05-04 Josh Conner <jconner@apple.com>
5545 * basic-block.h (cdi_direction): Assign values to all enumeration
5547 (dom_computed): Remove.
5548 (dom_info_state): New.
5549 (set_dom_info_availability): New.
5550 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5551 walk_data.dom_direction.
5552 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5553 instead of dom_computed[].
5554 (split_edge): Likewise.
5555 (create_basic_block): Likewise.
5556 (merge_blocks): Likewise.
5557 * ifcvt.c (find_if_header): Likewise.
5558 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5559 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5560 * tree-ssa.c (verify_ssa): Likewise.
5561 * tree-cfg.c (tree_verify_flow_info): Likewise.
5562 (remove_edge_and_dominated_blocks): Likewise.
5563 * dominance.c (dom_computed): Make static.
5564 (calc_dfs_tree_nonrec): Change third param to a bool.
5565 (calc_dfs_tree): Change second param to a bool.
5566 (calc_idioms): Change second param to a bool. Use
5567 dom_convert_dir_to_idx.
5568 (init_dom_info): Validate dir before using.
5569 (dom_convert_dir_to_idx): New.
5570 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5571 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5572 (free_dominance_info): Use dom_convert_dir_to_idx.
5573 (get_immediate_dominator): Likewise.
5574 (set_immediate_dominator): Likewise.
5575 (get_dominated_by): Likewise.
5576 (redirect_immediate_dominators): Likewise.
5577 (nearest_common_denominator): Likewise.
5578 (dominated_by_p): Likewise.
5579 (bb_dom_dfs_in): Likewise.
5580 (bb_dom_dfs_out): Likewise.
5581 (recount_dominator): Likewise.
5582 (iterate_fix_dominators): Likewise.
5583 (add_to_dominance_info): Likewise.
5584 (delete_from_dominance_info): Likewise.
5585 (first_dom_son): Likewise.
5586 (next_dom_son): Likewise.
5587 (dom_info_available_p): Likewise.
5588 (dom_info_state): New.
5589 (set_dom_info_availability): New.
5591 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5593 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5595 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5597 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5599 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5600 (subdi3, subdi_carry): Delete.
5602 2007-05-04 Jan Hubicka <jh@suse.cz>
5603 Richard Guenther <rguenther@suse.de>
5605 * opts.c (decode_options): Do not fiddle with inlining
5606 parameters in case of optimizing for size.
5607 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5608 for size do nothing.
5609 (cgraph_decide_inlining_of_small_function): When optimizing for
5610 size never inline functions increasing caller size.
5611 (cgraph_early_inlining): Inline for size when optimizing for size.
5613 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5615 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5616 logical operations piecewise.
5617 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5618 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5619 subdi_sesidi_di): Delete.
5620 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5621 the generated sequence. Allow three-reg add in constraints. Rewrite
5622 the rtl expression for carry to avoid zero_extend of a constant.
5623 (sub_with_carry): New pattern.
5624 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5625 different sequence not involving jumps.
5626 (notbi): Now a named pattern.
5628 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5630 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5631 Add the note about a significant loss of accuracy of some
5632 mathematical routines when these options are used.
5634 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5636 * haifa-sched.c (rtx_vec_t): New typedef.
5637 (contributes_to_priority_p): Extract piece of priority () into new
5639 (priority): Use the function. Add assertion.
5640 (rank_for_schedule, set_priorities): Add assertion to check that
5641 insn's priority is initialized.
5642 (clear_priorities, calc_priorities): Change signature. Make it update
5643 all relevant insns. Update all callers ('add_to_speculative_block ()'
5644 and 'create_block_check_twin ()').
5645 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5646 Add new field 'priority_status'.
5647 (INSN_PRIORITY_STATUS): New macro.
5648 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5650 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5652 * sched-ebb.c (debug_ebb_dependencies): New static function.
5653 (init_ready_list): Use it.
5655 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5656 with changed signature and 'debug_rgn_dependencies ()'.
5657 (debug_rgn_dependencies): New static function.
5658 (init_ready_list): Use it.
5660 * sched-int.h (debug_dependencies): Declare.
5662 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5664 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5666 2007-05-04 Dirk Mueller <dmueller@suse.de>
5668 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5670 2007-05-03 Jan Hubicka <jh@suse.cz>
5672 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5673 for pointer type in more cases than before.
5675 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5677 * tree-object-size.c (plus_expr_object_size): When operand size is
5678 unknown, return unknown.
5680 2007-05-03 Dirk Mueller <dmueller@suse.de>
5682 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5684 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5687 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5689 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5691 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5693 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5695 * config/soft-fp/double.h, config/soft-fp/extended.h,
5696 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5697 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5698 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5699 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5702 2007-05-03 Ian Lance Taylor <iant@google.com>
5704 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5705 MASK_PPC_GFXOPT for 8540 or 8548.
5707 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5709 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5710 vect_print_dump_info() to output debug information.
5712 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5715 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5716 operands of size 2 when operand is not MEM_P.
5718 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5720 PR tree-optimization/30565
5721 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5723 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5725 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5726 (umulsi3_highpart): Use them.
5727 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5728 for final accumulator to D regisster tranfser.
5730 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5732 PR tree-optimization/31699
5733 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5735 (vect_enhance_data_refs_alignment): Compute peel amount using
5736 TYPE_VECTOR_SUBPARTS instead of vf.
5737 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5739 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5742 * system.h: Remove inclusion of double-int.h
5743 * tree.h: Include double-int.h
5744 * gengtype.c: Likewise
5745 * cfgloop.h: Likewise
5746 * Makefile.in: Adjust dependencies on double-int.h
5748 2007-05-02 Eric Christopher <echristo@apple.com>
5750 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5751 -shared to -Zdynamiclib.
5753 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5756 * c-common.c (strip_pointer_or_array_types): New function.
5757 * c-common.h (strip_pointer_or_array_types): New function declaration.
5759 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5761 PR tree-optimization/31771
5762 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5764 2007-05-02 Paul Brook <paul@codesourcery.com>
5766 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5768 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5771 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5774 2007-05-02 Nick Clifton <nickc@redhat.com>
5776 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5778 2007-05-02 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/31146
5781 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5782 argument, single_use_p. If we have a single use that is
5783 a conversion to the definition rhs type, propagate that rhs.
5784 (forward_propagate_addr_expr): Pass single_use_p argument
5785 to forward_propagate_addr_expr_1.
5787 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5789 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5792 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5794 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5795 'AMD Family 10 core'.
5797 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5799 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5800 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5801 with SSE3 instruction set support.
5802 * doc/invoke.texi: Likewise.
5804 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5806 * config/i386/i386.c (override_options): Tuning 32-byte loop
5807 alignment for amdfam10 architecture. Increasing the max loop
5808 alignment to 24 bytes.
5810 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5812 * config/m68k/constraints.md: New.
5813 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5814 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5815 EXTRA_CONSTRAINT): Remove.
5816 * config/m68k/m68k.md: Include constraints.md.
5817 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5819 2007-05-01 Ian Lance Taylor <iant@google.com>
5821 PR tree-optimization/31739
5822 * tree-vrp.c (vrp_val_is_max): New static function.
5823 (vrp_val_is_min): New static function.
5824 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5826 (set_value_range): Use vrp_val_is_{max,min}.
5827 (extract_range_from_assert): Likewise.
5828 (extract_range_from_binary_expr): Likewise.
5829 (extract_range_from_unary_expr): Likewise.
5830 (dump_value_range, vrp_meet): Likewise.
5831 (vrp_visit_phi_node): Likewise.
5832 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5834 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5836 * config/i386/gmon-sol2.c (size_t): New type.
5837 (intptr_t): Likewise.
5838 (s_textsize): Declare as size_t.
5840 (monstartup): Use size_t for sizes.
5841 (_mcount): Save and restore registers.
5842 (internal_mcount): Pass 0 as the first argument to monstartup
5844 (moncontrol): Convert pointer to appropriately sized integer
5845 before passing to profil.
5847 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5849 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5850 __NO_FPRS__, not just if _SOFT_DOUBLE.
5851 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5852 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5853 also for E500 double.
5854 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5855 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5858 2007-05-01 Richard Guenther <rguenther@suse.de>
5860 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5863 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5865 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5867 2007-05-01 Jan Hubicka <jh@suse.cz>
5869 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5872 2007-05-01 Jan Hubicka <jh@suse.cz>
5874 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5875 (maybe_fold_offset_to_reference): Declare.
5876 * fold-const.c (fold_unary): Do not fold
5877 (type *)&A into &A->field_of_type_and_offset_0
5878 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5879 size is unknown, give up.
5880 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5882 (maybe_fold_offset_to_reference): New.
5883 (maybe_fold_stmt_indirect): Use it.
5884 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5885 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5887 (gimplify_expr): Likewise for plus_expr.
5889 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5891 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5892 bsi_after_labels. Always insert statements before bsi.
5893 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5894 * predict.c (apply_return_prediction): Check for empty blocks.
5895 * cfgexpand.c (lab_rtx_for_bb): New variable.
5896 (label_rtx_for_bb): Do not create new tree labels.
5897 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5898 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5899 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5901 (label_for_bb): Add field used.
5902 (update_eh_label, main_block_label): Mark the label used.
5903 (cleanup_dead_labels): Remove unused labels.
5905 2007-05-01 Richard Guenther <rguenther@suse.de>
5907 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5908 if it is not about to be set.
5909 (get_value_range): Do not pre-allocate equiv bitmap.
5910 (update_value_range): No need to clear equiv field.
5911 (add_equivalence): Change prototype to get bitmap pointer.
5912 Allocate bitmap here if it is not already.
5913 (extract_range_from_assert): Do not allocate bitmap here.
5914 Update callers to add_equivalence.
5915 (extract_range_from_ssa_name): Likewise.
5916 (get_vr_for_comparison): New static helper.
5917 (compare_name_with_value): Handle NULL equiv bitmap by
5918 peeling the first iteration of the comparison loop.
5919 Use get_vr_for_comparison.
5920 (compare_names): Handle NULL equiv bitmaps by using fake
5921 ones. Use get_vr_for_comparison.
5923 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5925 * double-int.c (mpz_set_double_int): Moved from
5926 tree-ssa-loop-niter.c.
5927 (mpz_get_double_int): Likewise; also, add option to wrap
5928 out-of-range integers.
5929 * double-int.h: New prototypes for above.
5930 * tree.c (get_static_type_bounds): Moved from
5931 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5932 TYPE_MAX_VALUE if they exist..
5933 * tree.h: New prototype for above.
5934 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5935 get_type_bounds calls.
5936 (mpz_set_double_int): Move to double-int.c.
5937 (get_type_bounds): Move to tree.c, rename to
5938 get_static_type_bounds.
5939 (mpz_to_double_int): Move to double-int.c, rename to
5942 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5944 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5945 DIV0 exception can fall through to a normal return.
5947 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5951 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5952 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5953 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5954 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5955 initialize align to silence bogus warning.
5956 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5957 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5959 (struct sra_walk_fns): Remove use_all parameter from use.
5960 (sra_hash_tree): Handle BIT_FIELD_REFs.
5961 (sra_elt_hash): Don't hash bitfld blocks.
5962 (sra_elt_eq): Skip them in parent compares as well. Handle
5964 (sra_walk_expr): Don't maintain or pass down use_all_p.
5965 (scan_use): Remove use_all parameter.
5966 (scalarize_use): Likewise. Re-expand assignment to
5967 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5968 output, and re-scalarize after output. Don't mark anything
5970 (scalarize_ldst): Adjust.
5971 (scalarize_walk_gimple_modify_statement): Likewise.
5972 (build_element_name_1): Handle BIT_FIELD_REFs.
5973 (instantiate_element): Don't warn for any element whose parent
5975 (instantiate_missing_elements_1): Return the sra_elt.
5976 (canon_type_for_field): New.
5977 (try_instantiate_multiple_fields): New.
5978 (instantiate_missing_elemnts): Use them.
5979 (mark_no_warning): Removed.
5980 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5981 (REPLDUP, sra_build_elt_assignment): New.
5982 (generate_copy_inout): Use them.
5983 (generate_element_copy): Likewise. Handle bitfld differences.
5984 (generate_element_zero): Don't recurse for blocks. Use
5985 sra_build_elt_assignment.
5986 (generate_one_element_int): Take elt instead of var. Use
5987 sra_build_elt_assignment.
5988 (generate_element_init_1): Adjust.
5989 (scalarize_use, scalarize_copy): Use REPLDUP.
5990 (scalarize_ldst): Move assert before dereference.
5991 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5993 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5996 * tree.c (reconstruct_complex_type): Reconstruct a reference
5998 Also use the same mode for the pointer as the old pointer type.
6000 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6002 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6005 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6007 PR rtl-optimization/31676
6008 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6009 (df_refs_record): Call it.
6011 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6013 * rtl.def (SS_ABS): New code.
6014 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6015 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6016 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6017 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6018 (bfin_init_builtins): Define them.
6019 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6020 (bfin_expand_builtin): ... and handle the others here.
6021 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6022 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6023 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6024 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6025 operand is only HImode.
6027 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6029 * regclass.c (scan_one_insn): Remove splitting of
6032 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6033 Nigel Stephens <nigel@mips.com>
6035 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6037 2007-04-28 Jan Hubicka <jh@suse.cz>
6039 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6040 insn_locators_alloc instead of insn_locators_initialize;
6041 call reset_block_changes.
6042 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6043 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6044 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6045 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6046 * config/score/score.c (th_output_mi_thunk): Likewise.
6047 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6048 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6049 tolerate uninitialized locator info.
6052 * function.c (init_function_start): Don't init line number info.
6053 (expand_function_end): Update.
6054 (reset_block_changes, record_block_change, finalize_block_changes,
6055 check_block_change, free_block_changes): Kill.
6056 * function.h (reset_block_changes, record_block_change,
6057 finalize_block_changes, check_block_change, free_block_changes): Remove
6059 (struct function): Remove ib_boundaries_block.
6060 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6061 Use curr_insn_locator to initialize locator.
6062 (emit_line_note): Remove.
6063 * cfgexpand.c (expand_gimple_cond_expr): Update.
6064 (construct_exit_block): Likewise.
6065 (tree_expand_cfg): Initialize/finalize locators.
6066 * expr.c (expand_expr_real): Update.
6067 * cfglayout.c (line_locators_locs, line_locators_lines,
6068 file_locators_locs, file_locators_files): Remove.
6069 (set_block_levels): Move to cfgexpand.c.
6070 (insn_locators_initialize): Remove.
6071 (pass_insn_locators_initialize): Remove.
6072 (locations_locators_locs, locations_locators_vals): New static vars.
6073 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6075 (insn_locators_alloc, insn_locators_finalize,
6076 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6078 (locator_location): New.
6079 (locator_line, locator_file): Rewrite.
6080 * rtl.h (emit_line_note): Kill.
6081 (insn_locators_alloc, insn_locators_finalize,
6082 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6084 * tree-inline.c (initialize_cfun): Do not initialize
6085 ib_boundaries_block.
6086 * passes.c (pass_insn_locators_initialize): Remove.
6088 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6090 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6091 info. Update last_basic_block correctly.
6093 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6096 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6097 register itself to hold the offset constant. Tell flow the use
6098 of r4 and r5 when they are used.
6100 2007-04-27 Richard Guenther <rguenther@suse.de>
6102 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6103 if we simplified anything.
6104 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6105 warnings until we did a simplification and the stmt was not
6106 marked as TREE_NO_WARNING.
6108 2007-04-27 Mike Stump <mrs@apple.com>
6110 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6112 2007-04-27 Ian Lance Taylor <iant@google.com>
6115 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6116 TYPE_MAX_VALUE exist, convert them to the new type.
6118 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6120 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6121 if it claims to be available.
6122 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6124 (perform_tree_ssa_dce): Always free postdominators.
6126 2007-04-27 Richard Henderson <rth@redhat.com>
6128 * config/alpha/predicates.md (aligned_memory_operand): Mark
6129 as define_special_predicate.
6130 (unaligned_memory_operand, normal_memory_operand): Likewise.
6131 (reg_or_unaligned_mem_operand): Remove.
6132 (any_memory_operand): Match the documentation and check for
6133 non-renumbered pseudos during reload.
6134 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6135 alpha_secondary_reload_class, update to new interface, make static.
6136 Handle CQImode like HImode. Remove FP subreg check.
6137 (alpha_expand_mov): Use replace_equiv_address.
6138 (alpha_expand_mov_nobwx): Use any_memory_operand.
6139 (TARGET_SECONDARY_RELOAD): New.
6140 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6141 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6142 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6143 * config/alpha/alpha.md: ... here.
6144 (RELOAD12, reloadmode): New.
6146 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6147 Don't handle the aligned case here.
6148 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6149 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6150 reload_inhi_help. Don't expect a scratch register.
6151 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6153 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6155 2007-04-27 Richard Guenther <rguenther@suse.de>
6157 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6159 2007-04-27 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/30965
6162 PR tree-optimization/30978
6163 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6164 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6165 (find_equivalent_equality_comparison): Likewise.
6166 (simplify_cond): Likewise.
6167 (get_prop_source_stmt): New helper.
6168 (get_prop_dest_stmt): Likewise.
6169 (can_propagate_from): Likewise.
6170 (remove_prop_source_from_use): Likewise.
6171 (combine_cond_expr_cond): Likewise.
6172 (forward_propagate_comparison): New function.
6173 (forward_propagate_into_cond): Rewrite to use fold for
6175 (tree_ssa_forward_propagate_single_use_vars): Call
6176 forward_propagate_comparison to propagate comparisons.
6178 2007-04-27 Richard Guenther <rguenther@suse.de>
6180 PR tree-optimization/31715
6181 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6182 sure to do computation on the offset in an appropriate
6185 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6187 * reload.h (elimination_target_reg_p): Declare.
6188 * reload.c (find_reloads): Don't apply the reg_rtx move
6189 optimization if the SET_DEST satisfies elimination_target_reg_p.
6190 * reload1.c (elimination_target_reg_p): New function.
6191 (gen_reload): In the move/add2 fallback, make sure that op0
6192 does not overlap the destination register.
6194 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6196 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6197 transform only GIMPLE_MODIFY_STMTs.
6198 * tree-complex.c (expand_complex_operations_1): Ditto.
6199 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6200 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6201 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6203 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6204 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6205 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6206 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6207 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6208 slpeel_add_loop_guard): Ditto.
6209 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6210 * lambda-code.c (perfect_nestify): Ditto.
6211 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6212 before the first statement.
6213 * tree-optimize.c (execute_free_datastructures): Fix comments.
6214 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6215 * tree-flow.h (disband_implicit_edges): Declaration removed.
6216 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6218 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
6220 (disband_implicit_edges, has_label_p): Removed.
6221 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6222 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6224 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6226 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6227 also for COND_EXPRs.
6228 * cfgexpand.c (label_rtx_for_bb): New function.
6229 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6230 Use label_rtx_for_bb to find the labels.
6231 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6232 last block. Detect fallthru edges.
6234 2007-04-26 Ian Lance Taylor <iant@google.com>
6237 * reload.c (find_reloads_subreg_address): If the address was valid
6238 in the original mode but not in the new mode, reload the whole
6241 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6243 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6244 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6245 (cleanup_control_expr_graph): Do not invalidate dominance info.
6246 Record altered blocks.
6247 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6248 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6249 cleanup_tree_cfg_bb): New functions.
6250 (remove_forwarder_block): Do not maintain the worklist of blocks.
6251 Record altered blocks.
6252 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6254 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6255 delete_unreachable_blocks if dominators are not available.
6256 * tree-inline.c (optimize_inline_calls): Free dominance information
6258 * tree-flow.h (remove_edge_and_dominated_blocks,
6259 cfgcleanup_altered_bbs): Altered.
6260 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6262 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6264 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6265 do not invalidate dominators.
6267 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6269 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6270 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6271 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6272 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6274 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6276 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6278 2007-04-26 Richard Guenther <rguenther@suse.de>
6280 PR tree-optimization/31703
6281 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6282 the right type for the target of the bittest.
6284 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6286 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6287 ix86_sol10_return_in_memory.
6289 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6291 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6294 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6297 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6299 PR tree-optimization/30558
6300 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6301 clear this_state.prev_try.
6303 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6304 Mark Mitchell <mark@codesourcery.com>
6306 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6307 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6308 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6310 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6313 * doc/invoke.texi (%:print-asm-header): Document.
6314 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6316 (static_spec_functions): Add print-asm-header.
6317 (main): Print a banner before the --target-help linker options.
6318 (print_asm_header_spec_function): New function.
6320 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6323 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6324 (movsf_ie): Likewise.
6326 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6328 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6330 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6332 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
6334 (__umodsi3, __modsi3): Likewise.
6336 2007-04-25 Dirk Mueller <dmueller@suse.de>
6338 * c-typeck.c (build_compound_expr): Annotate warning()
6339 call with OPT_Wunused_value.
6340 * tree-ssa.c (warn_uninit): Annotate warning with
6342 * c-common.c (handle_sentinel_attribute): Annotate warning
6343 call with OPT_Wattributes.
6345 2007-04-25 Thiemo Seufer <ths@mips.com>
6347 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6349 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6350 on to the assembler. Improve handling of -mno-mips16. Add handling
6351 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6352 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6353 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6354 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6356 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6359 * config/i386/winnt.c (i386_pe_file_end): Strip only
6360 USER_LABEL_PREFIX when writing export name.
6362 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6364 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6365 sh/elf.h, vx-common.h and vxworks.h.
6366 * config/sh/sh.h: Include config/vxworks-dummy.h.
6367 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6368 (OVERRIDE_OPTIONS): Use it.
6369 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6370 (vxworks_picreg): New pattern.
6371 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6372 VXWORKS_OS_CPP_BUILTINS.
6373 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6374 to their VXWORKS_* equivalents.
6375 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6376 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6377 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6378 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6379 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6380 -mrtp/-fPIC multilibs.
6381 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6382 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6383 (MULTILIB_OSDIRNAMES): Delete.
6385 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6388 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6390 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6392 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6393 rounding mode to be specified by the caller.
6394 (real_to_mpfr) Likewise.
6395 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6396 include new arguments.
6397 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6399 2007-04-24 Ian Lance Taylor <iant@google.com>
6401 PR tree-optimization/31605
6402 * tree-vrp.c (set_value_range): Check that min and max are not
6403 both overflow infinities.
6404 (set_value_range_to_value): New static function.
6405 (extract_range_from_binary_expr): Call set_value_range_to_value.
6406 (extract_range_from_cond_expr): Likewise.
6407 (extract_range_from_expr): Likewise.
6408 (extract_range_from_unary_expr): Likewise. Don't create a range
6409 which overflows on both sides.
6410 (vrp_meet): Check for a useless range.
6411 (vrp_visit_phi_node): If we see a constant which looks like an
6412 overflow infinity, turn off the TREE_OVERFLOW flag.
6414 2007-04-24 Ian Lance Taylor <iant@google.com>
6416 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6418 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6421 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6422 diagnostic message is being built.
6423 * tree-pretty-print.c (dump_generic_node): Only write the
6424 formatted text into BUFFER's stream if we are not building a
6426 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6428 * Makefile.in (toplev.o): Depend on tree-pass.h.
6430 2007-04-24 Ian Lance Taylor <iant@google.com>
6432 PR tree-optimization/31602
6433 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6434 conditionals in the copied loop header.
6435 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6436 warnings if TREE_NO_WARNING is set.
6437 * doc/invoke.texi (Warning Options): Clarify that
6438 -Wstrict-overflow does not warn about loops.
6440 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6442 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6443 expand on the comment about _Decimal128 arguments and check the
6444 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6445 that _Decimal128 argument uses even/odd register pair.
6446 (function_arg): Ditto.
6448 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6450 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6451 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6453 2007-04-24 Richard Guenther <rguenther@suse.de>
6454 Olga Golovanevsky <olga@il.ibm.com>
6456 * fold-const.c (multiple_of_p): Check for bottom
6459 2007-04-24 Richard Henderson <rth@redhat.com>
6461 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6462 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6463 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6464 looking for non-zero bits shifted out. Avoid a recursive call
6465 when constructing the scalar.
6466 (__floatundisf): Likewise.
6468 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6470 * dwarf2out.c (field_byte_offset): Move the existing logic
6471 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6472 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6474 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6477 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
6478 argument of 0 for memset.
6479 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6480 unsigned shift instead of the signed variant.
6482 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6484 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6485 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6486 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6487 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6488 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6489 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6490 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6491 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6492 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6493 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6494 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6495 "mul<mode>3", "div<mode>3"): Insn definitions added.
6496 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6497 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6498 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6499 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6500 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6501 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6502 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6503 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6504 TARGET_FLOAT_FORMAT): Macro definitions removed.
6505 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6506 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6507 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6508 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6509 (s390_gen_rtx_const_DI): Function removed.
6510 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6512 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6514 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6515 over an external ffs function.
6517 2007-04-24 Chao-ying Fu <fu@mips.com>
6518 Richard Sandiford <richard@nildram.co.uk>
6520 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6521 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6522 (smadd_widen_optab, umadd_widen_optab): Define.
6523 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6525 * genopinit.c (optabs): Fill in smadd_widen_optab and
6527 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6528 and umadd_widen_optab to implement multiply-add sequences.
6529 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6530 (<u>maddsidi4): ...this. Extend condition to include
6531 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6532 of operand 0 to "ka" and use the three-operand form of madd<u>
6534 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6536 * config/mips/constraints.md (ka): New register constraint.
6538 2007-04-24 Jan Hubicka <j@suse.cz>
6542 2007-04-23 Jan Hubicka <jh@suse.cz>
6543 * function.c (init_function_start): Don't init line number info.
6544 (expand_function_end): Update.
6545 (reset_block_changes, record_block_change, finalize_block_changes,
6546 check_block_change, free_block_changes): Kill.
6547 * function.h (reset_block_changes, record_block_change,
6548 finalize_block_changes, check_block_change, free_block_changes): Remove
6550 (struct function): Remove ib_boundaries_block.
6551 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6552 Use curr_insn_locator to initialize locator.
6553 (emit_line_note): Remove.
6554 * cfgexpand.c (expand_gimple_cond_expr): Update.
6555 (construct_exit_block): Likewise.
6556 (tree_expand_cfg): Initialize/finalize locators.
6557 * expr.c (expand_expr_real): Update.
6558 * cfglayout.c (line_locators_locs, line_locators_lines,
6559 file_locators_locs, file_locators_files): Remove.
6560 (set_block_levels): Move to cfgexpand.c.
6561 (insn_locators_initialize): Remove.
6562 (pass_insn_locators_initialize): Remove.
6563 (locations_locators_locs, locations_locators_vals): New static vars.
6564 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6566 (insn_locators_alloc, insn_locators_finalize,
6567 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6569 (locator_location): New.
6570 (locator_line, locator_file): Rewrite.
6571 * rtl.h (emit_line_note): Kill.
6572 (insn_locators_alloc, insn_locators_finalize,
6573 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6575 * tree-inline.c (initialize_cfun): Do not initialize
6576 ib_boundaries_block.
6577 * passes.c (pass_insn_locators_initialize): Remove.
6579 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6581 * doc/invoke.texi: Removed leading '-' from option index entries.
6583 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6585 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6587 (create_phi_node): Use set_phi_nodes.
6588 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6589 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6590 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6591 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6592 (bsi_start, bsi_last): Use bb_stmt_list.
6593 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6594 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6595 Traverse the statements using tsi iterator.
6596 * basic-block.h (struct basic_block_def): Fields stmt_list
6597 and phi_nodes moved to ...
6598 (struct tree_bb_info): ... new structure.
6599 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6600 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6601 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6602 (tree_verify_flow_info): Verify that il.tree is not set for
6603 entry and exit block.
6604 (tree_split_block): Use set_bb_stmt_list.
6606 2007-04-23 Mike Stump <mrs@apple.com>
6608 * config/i386/i386.c (ix86_tune_features
6609 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6612 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6614 * config/i386/i386.md (prefix_extra): New attribute.
6615 (length): Add prefix_extra.
6617 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6618 (sse2_movntv2di): Likewise.
6619 (sse2_cvtps2dq): Likewise.
6620 (sse2_cvtpd2pi): Likewise.
6621 (sse2_cvttpd2pi): Likewise.
6622 (*sse2_cvtpd2ps): Likewise.
6623 (*add<mode>3): Likewise.
6624 (sse2_ssadd<mode>3): Likewise.
6625 (sse2_usadd<mode>3): Likewise.
6626 (*sub<mode>3): Likewise.
6627 (sse2_sssub<mode>3): Likewise.
6628 (sse2_ussub<mode>3): Likewise.
6629 (*mulv8hi3): Likewise.
6630 (*smulv8hi3_highpart): Likewise.
6631 (*umulv8hi3_highpart): Likewise.
6632 (sse2_umulv2siv2di3): Likewise.
6633 (sse2_pmaddwd): Likewise.
6634 (ashr<mode>3): Likewise.
6635 (lshr<mode>3): Likewise.
6636 (ashl<mode>3): Likewise.
6637 (sse2_ashlti3): Likewise.
6638 (sse2_lshrti3): Likewise.
6639 (*umaxv16qi3): Likewise.
6640 (*smaxv8hi3): Likewise.
6641 (*uminv16qi3): Likewise.
6642 (*sminv8hi3): Likewise.
6643 (sse2_eq<mode>3): Likewise.
6644 (sse2_gt<mode>3): Likewise.
6645 (*and<mode>3): Likewise.
6646 (sse2_nand<mode>3): Likewise.
6647 (*ior<mode>3): Likewise.
6648 (*xor<mode>3): Likewise.
6649 (sse2_packsswb): Likewise.
6650 (sse2_packssdw): Likewise.
6651 (sse2_packuswb): Likewise.
6652 (sse2_punpckhbw): Likewise.
6653 (sse2_punpcklbw): Likewise.
6654 (sse2_punpckhwd): Likewise.
6655 (sse2_punpcklwd): Likewise.
6656 (sse2_punpckhdq): Likewise.
6657 (sse2_punpckldq): Likewise.
6658 (sse2_punpckhqdq): Likewise.
6659 (sse2_punpcklqdq): Likewise.
6660 (*sse2_pinsrw): Likewise.
6661 (*sse2_pextrw): Likewise.
6662 (sse2_pshufd_1): Likewise.
6663 (sse2_uavgv16qi3): Likewise.
6664 (sse2_uavgv8hi3): Likewise.
6665 (sse2_psadbw): Likewise.
6666 (sse2_pmovmskb): Likewise.
6667 (*sse2_maskmovdqu): Likewise.
6668 (*sse2_maskmovdqu_rex64): Likewise.
6669 (sse4a_extrqi): Likewise.
6670 (sse4a_extrq): Likewise.
6671 (sse3_lddqu): Set prefix_rep.
6672 (sse3_addsubv4sf3): Likewise.
6673 (sse3_haddv4sf3): Likewise.
6674 (sse3_hsubv4sf3): Likewise.
6675 (sse_cvtss2si): Likewise.
6676 (sse_cvtss2si_2): Likewise.
6677 (sse_cvtss2siq): Likewise.
6678 (sse_cvtss2siq_2): Likewise.
6679 (sse_cvttss2si): Likewise.
6680 (sse_cvttss2siq): Likewise.
6681 (sse2_cvttps2dq): Likewise.
6682 (sse3_movshdup): Likewise.
6683 (sse3_movsldup): Likewise.
6684 (sse2_cvtsd2si): Likewise.
6685 (sse2_cvtsd2si_2): Likewise.
6686 (sse2_cvtsd2siq): Likewise.
6687 (sse2_cvtsd2siq_2): Likewise.
6688 (sse2_cvttsd2si): Likewise.
6689 (sse2_cvttsd2siq): Likewise.
6690 (*sse2_cvtpd2dq): Likewise.
6691 (*sse2_cvttpd2dq): Likewise.
6692 (sse2_pshuflw_1): Likewise.
6693 (sse2_pshufhw_1): Likewise.
6694 (sse4a_insertqi): Likewise.
6695 (sse4a_insertq): Likewise.
6696 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6697 (ssse3_phadddv4si3): Likewise.
6698 (ssse3_phaddswv8hi3): Likewise.
6699 (ssse3_phsubwv8hi3): Likewise.
6700 (ssse3_phsubdv4si3): Likewise.
6701 (ssse3_phsubswv8hi3): Likewise.
6702 (ssse3_pmaddubswv8hi3): Likewise.
6703 (ssse3_pmulhrswv8hi3): Likewise.
6704 (ssse3_pshufbv16qi3): Likewise.
6705 (ssse3_psign<mode>3): Likewise.
6706 (ssse3_palignrti): Likewise.
6707 (abs<mode>2): Likewise.
6708 (ssse3_phaddwv4hi3): Set prefix_extra.
6709 (ssse3_phadddv2si3): Likewise.
6710 (ssse3_phaddswv4hi3): Likewise.
6711 (ssse3_phsubwv4hi3): Likewise.
6712 (ssse3_phsubdv2si3): Likewise.
6713 (ssse3_phsubswv4hi3): Likewise.
6714 (ssse3_pmaddubswv4hi3): Likewise.
6715 (ssse3_pmulhrswv4hi3): Likewise.
6716 (ssse3_pshufbv8qi3): Likewise.
6717 (ssse3_psign<mode>3): Likewise.
6718 (ssse3_palignrdi): Likewise.
6719 (abs<mode>2): Likewise.
6720 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6721 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6722 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6724 2007-04-23 Nick Clifton <nickc@redhat.com>
6726 * params.def: Fix formatting of emacs local variables.
6728 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6730 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6731 move if inter-unit move isn't allowed.
6732 Don't split moving the first element of V2DI to DI to inter-unit
6733 move if inter-unit move isn't allowed.
6735 2007-04-23 Richard Guenther <rguenther@suse.de>
6737 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6738 and CDI_POST_DOMINATORS separately.
6740 2007-04-23 Nick Clifton <nickc@redhat.com>
6742 * c.opt (Wformat-contains-nul): Add warning attribute.
6744 2007-04-23 Jan Hubicka <jh@suse.cz>
6746 * function.c (init_function_start): Don't init line number info.
6747 (expand_function_end): Update.
6748 (reset_block_changes, record_block_change, finalize_block_changes,
6749 check_block_change, free_block_changes): Kill.
6750 * function.h (reset_block_changes, record_block_change,
6751 finalize_block_changes, check_block_change, free_block_changes): Remove
6753 (struct function): Remove ib_boundaries_block.
6754 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6755 Use curr_insn_locator to initialize locator.
6756 (emit_line_note): Remove.
6757 * cfgexpand.c (expand_gimple_cond_expr): Update.
6758 (construct_exit_block): Likewise.
6759 (tree_expand_cfg): Initialize/finalize locators.
6760 * expr.c (expand_expr_real): Update.
6761 * cfglayout.c (line_locators_locs, line_locators_lines,
6762 file_locators_locs, file_locators_files): Remove.
6763 (set_block_levels): Move to cfgexpand.c.
6764 (insn_locators_initialize): Remove.
6765 (pass_insn_locators_initialize): Remove.
6766 (locations_locators_locs, locations_locators_vals): New static vars.
6767 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6769 (insn_locators_alloc, insn_locators_finalize,
6770 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6772 (locator_location): New.
6773 (locator_line, locator_file): Rewrite.
6774 * rtl.h (emit_line_note): Kill.
6775 (insn_locators_alloc, insn_locators_finalize,
6776 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6778 * tree-inline.c (initialize_cfun): Do not initialize
6779 ib_boundaries_block.
6780 * passes.c (pass_insn_locators_initialize): Remove.
6782 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6785 * expr.c (reduce_to_bit_field_precision): Handle
6788 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6790 PR tree-optimization/24659
6791 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6792 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6793 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6794 * genopinit.c (optabs): Rename vec_pack_mod_optab
6795 to vec_pack_trunc_optab.
6796 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6797 early for scalar floating point operands for NOP_EXPR.
6798 (vectorizable_type_promotion): Ditto.
6799 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6800 vec_pack_trunc_optab.
6801 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6803 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6804 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6805 Rename from VEC_PACK_MOD_EXPR.
6806 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6807 * expr.c (expand_expr_real_1): Ditto.
6808 * tree-inline.c (estimate_num_insns_1): Ditto.
6809 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6811 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6812 (vec_unpacks_lo_v4sf): Ditto.
6813 (vec_pack_trunc_v2df): Ditto.
6814 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6815 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6816 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6818 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6820 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6822 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6823 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6824 packing of floating point operands.
6825 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6826 represent unpacking of floating point operands.
6827 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6828 [vec_unpacks_hi]: Ditto.
6829 [vec_unpacks_lo]: Ditto.
6831 2007-04-22 Jan Hubicka <jh@suse.cz>
6833 * final.c (rest_of_handle_final): Call
6834 targetm.asm_out.constructor/targetm.asm_out.destructor
6835 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6836 proper priority via decl_*_priority_insert.
6837 * c-common.c (c_expand_body): Likewise.
6839 2007-04-22 Richard Guenther <rguenther@suse.de>
6841 PR tree-optimization/29789
6842 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6843 (rewrite_reciprocal): New helper split out from
6844 determine_invariantness_stmt.
6845 (rewrite_bittest): Likewise.
6846 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6847 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6850 2007-04-22 Revital Eres <eres@il.ibm.com>
6852 * loop-unroll.c (var_to_expand): New field to support also
6853 insns of the form x = something + x.
6854 (analyze_insn_to_expand_var): Use it.
6855 (expand_var_during_unrolling): Likewise.
6857 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6859 * predict.c: Include pointer-set.h.
6860 (bb_predictions): New variable.
6861 (tree_predicted_by_p, tree_predict_edge,
6862 remove_predictions_associated_with_edge): Use bb_predictions map
6863 instead of bb->predictions.
6864 (clear_bb_predictions, assert_is_empty): New functions.
6865 (combine_predictions_for_bb): Use bb_predictions map. Call
6866 clear_bb_predictions.
6867 (tree_estimate_probability): Create and free bb_predictions map.
6868 * Makefile.in (predict.o): Add pointer-set.h dependency.
6869 * basic-block.h (struct basic_block_def): Remove predictions
6871 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6873 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6876 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6879 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6881 * timevar.c (timevar_print): Change reference of --disable-checking to
6882 --enable-checking=release. Also warn if assert checking is disabled.
6884 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6887 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6888 decl as addressable if the compound literal was marked as
6890 Mark the decl as a gimple register if it is a complex or
6891 vector decl and does not live in memory.
6893 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6895 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6896 (GENERIC_NEXT): New function macro.
6897 (PHI_CHAIN): Use phi_node's new chain variable.
6898 (tree_phi_node): Change tree_common to tree_base
6899 and add the chain field.
6900 * tree-phinodes.c (make_phi_node): Don't set
6901 TREE_TYPE on the new node.
6902 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6903 instead of checking GIMPLE_TUPLE_P in chain_next.
6904 * tree-vect-transform.c
6905 (get_initial_def_for_induction): Look at
6906 PHI_RESULT_TREE for the type of the phi node.
6907 (update_vuses_to_preheader): Use PHI_CHAIN
6908 instead of TREE_CHAIN on the phi node.
6909 * tree-ssa-structalias.c (compute_points_to_sets):
6911 (ipa_pta_execute): Likewise.
6913 2007-04-21 Richard Guenther <rguenther@suse.de>
6916 * fold-const.c (fold_unary): Call fold_convert_const on the
6919 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6921 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6922 (store_killed_in_pat): New.
6924 2007-04-20 Richard Henderson <rth@redhat.com>
6927 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6928 TREE_LIST with a void_type_node value, not void_list_node exactly.
6930 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6932 * doc/standards.texi: Re-arrange into language-specific
6933 subsections. Add a C++ section, documenting which standards we
6936 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6938 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6939 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6941 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6943 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6944 ecrti.o and crtbegin.o.
6945 (LIB_DEFAULT_SPEC): Include -lc.
6946 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6948 2007-04-20 Richard Henderson <rth@redhat.com>
6951 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6952 argument; update all callers.
6953 (get_unaligned_offset): New.
6954 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6955 get_unaligned_address, just pass on the address directly.
6956 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6957 the subreg in the helper patterns.
6958 (unaligned_extendqidi_le): Use get_unaligned_offset.
6959 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6960 (unaligned_extendhidi_be): Likewise.
6961 (unaligned_extendhidi): Tidy.
6962 * config/alpha/alpha-protos.h: Update.
6964 2007-04-20 Richard Henderson <rth@redhat.com>
6966 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6967 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6968 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6969 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6970 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6971 (CPP_SPEC): Don't include %(cpp_subtarget).
6972 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6973 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6974 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6976 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6978 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6979 for __builtin_ia32_cmpordss.
6981 PR tree-optimization/31632
6982 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6983 and arg1 for optimizations of comparison against min/max values.
6984 Fold arg0 to arg1's type for optimizations of comparison against
6985 min+1 and max-1 values.
6987 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6989 * reload.c (combine_reloads): When trying to use a dying register,
6990 check whether it's uninitialized and don't use if so.
6992 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6994 * fold-const.c: Remove prototypes for native_encode_expr and
6995 native_interpret_expr.
6996 (native_encode_expr): Make non-static.
6997 (native_interpret_expr): Likewise.
6998 * tree.h: Add prototypes for the above.
7000 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7002 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7003 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7004 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7005 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7006 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7007 Add length attributes.
7009 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7011 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7014 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7015 __STDC_WANT_DEC_FP__.
7017 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7019 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7020 for long double compatibility.
7021 * configure: Regenerate.
7023 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7025 PR rtl-optimization/29841
7026 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7028 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7029 that may cause control flow transfer from being moved.
7031 2007-04-18 Jan Hubicka <jh@suse.cz>
7033 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7036 2007-04-18 Eric Christopher <echristo@apple.com>
7038 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7039 only. Update operands.
7040 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7041 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7042 link register to pic register.
7044 2007-04-18 Dirk Mueller <dmueller@suse.de>
7047 * tree-vrp.c (search_for_addr_array): New.
7048 (check_array_bounds): Suppress warning about
7049 address taken of array refs if its not de-referenced.
7051 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7053 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7054 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7056 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7057 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7058 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7060 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7062 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7064 (vect_analyze_scalar_cycles): Fix indentation.
7065 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7066 (vect_mark_relevant): Include phis in relevance analysis.
7068 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7070 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7072 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7073 output_operand_lossage().
7075 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7077 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7078 the unused code for reduction without adjust-in-epilog to simplify the
7081 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7083 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7084 (S390_TDC_NEGATIVE_ZERO): New constant.
7085 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7086 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7087 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7088 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7089 (S390_TDC_POSITIVE_INFINITY): New constant.
7090 (S390_TDC_NEGATIVE_INFINITY): New constant.
7091 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7092 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7093 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7094 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7095 (S390_TDC_INFINITY): New constant.
7096 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7097 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7098 optimization for UNSPEC_CCZ_TO_INT.
7099 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7100 ("*ccz_to_int"): New insn.
7101 ("isinf<mode>2"): New insn.
7102 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7103 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7104 (UNSPEC_CCZ_TO_INT): New constant.
7106 2007-04-18 Richard Guenther <rguenther@suse.de>
7108 PR tree-optimization/19431
7109 PR tree-optimization/21463
7110 * tree-pass.h (pass_phiprop): Declare.
7111 * passes.c (init_optimization_passes): New phiprop pass.
7112 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7113 (phivn_valid_p): New helper function.
7114 (phiprop_insert_phi): Likewise.
7115 (propagate_with_phi): Likewise.
7116 (tree_ssa_phiprop): New propagator propagating loads
7117 through phi nodes if profitable.
7119 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7121 * tree-vect-analyze.c (process_use): New function.
7122 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7123 Check phis in all bbs.
7124 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7127 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7129 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7132 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7135 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7138 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7140 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7142 (sse_vmmulv4sf3): Likewise.
7143 (sse2_vmaddv2df3): Likewise.
7144 (sse2_vmmulv2df3): Likewise.
7146 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7148 PR rtl-optimization/31360
7149 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7150 (target_reg_cost): New.
7151 (init_set_costs): Initialize target_reg_cost. Add comments
7152 regarding the rationale of the costs.
7153 (global_cost_for_size): Renamed to...
7154 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7155 of register pressure.
7156 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7157 estimate_reg_pressure_cost. Add number of ivs.
7158 (determine_set_costs): Dump target_reg_cost.
7159 * loop-invariant.c (gain_for_invariant): Use
7160 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7161 (best_gain_for_invariant, find_invariants_to_move): Remove
7163 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7164 (target_reg_cost): Declare.
7165 (global_cost_for_size): Declaration removed.
7166 (estimate_reg_pressure_cost): Declare.
7168 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7170 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7171 regnos into even/odd register pairs.
7172 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7173 TDmode similar to the other floating point modes.
7174 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7175 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7177 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7178 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7179 (movdd_hardfloat64): Use TARGET_MFPGPR.
7181 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7183 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7186 2005-01-05 Richard Henderson <rth@redhat.com>
7188 * reload1.c (do_input_reload): Restrict the optimization deleteing
7189 a previous output reload to RELOAD_FOR_INPUT.
7191 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7193 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7194 induc_vec_info_type.
7195 (vectorizable_induction): New function declaration.
7196 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7197 check if already vectorized. Find first place in BB where new stmts
7198 can be inserted. Takes only one argument.
7199 (vectorizable_induction): New function.
7200 (vect_transform_stmt): Add case for induc_vec_info_type to call
7201 vectorizable_induction.
7202 (vect_transform_loop): Consider phis for vectorization.
7203 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7205 (analyze_operations): Call vectorizable_induction when analyzing phis.
7207 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7208 (vect_mark_relevant): Include phis in relevance analysis.
7209 (vect_mark_stmts_to_be_vectorize): Likewise.
7210 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7212 2007-04-16 Lawrence Crowl <crowl@google.com>
7214 * doc/invoke.texi (Debugging Options): Add documentation for the
7215 -femit-struct-debug options -femit-struct-debug-baseonly,
7216 -femit-struct-debug-reduced, and
7217 -femit-struct-debug-detailed[=...].
7219 * c-opts.c (c_common_handle_option): Add
7220 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7221 and OPT_femit_struct_debug_detailed_.
7222 * c.opt: Add specifications for
7223 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7224 and -femit-struct-debug-detailed[=...].
7225 * opts.c (set_struct_debug_option): Parse the
7226 -femit-struct-debug-... options.
7227 * opts.c (matches_main_base, main_input_basename,
7228 main_input_baselength, base_of_path, matches_main_base): Add
7229 variables and functions to compare header base name to compilation
7231 * opts.c (should_emit_struct_debug): Add to determine to emit a
7232 structure based on the option.
7233 (dump_struct_debug) Also disabled function to debug this
7235 * opts.c (handle_options): Save the base name of the
7238 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7239 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7240 This hook indicates if a type is generic. Set it by default
7242 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7243 to determine if a struct type is generic or not.
7244 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7245 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7246 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7249 * flags.h (enum debug_info_usage): Add an enumeration to describe
7250 a program's use of a structure type.
7251 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7252 to indicate the program's usage of the type. Filter structs based
7253 on the -femit-struct-debug-... specification.
7254 (gen_type_die): Split into two routines, gen_type_die and
7255 gen_type_die_with_usage. gen_type_die is now a wrapper
7256 that assumes direct usage.
7257 (gen_type_die_with_usage): Replace calls to gen_type_die
7258 with gen_type_die_with_usage adding the program usage of
7259 the referenced type.
7260 (dwarf2out_imported_module_or_decl): Suppress struct debug
7261 information using should_emit_struct_debug when appropriate.
7263 2007-04-16 Ian Lance Taylor <iant@google.com>
7265 PR tree-optimization/31522
7266 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7267 (vrp_initialize): Allocate vr_phi_edge_counts.
7268 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7269 executable edge. Drop test for all constants.
7270 (vrp_finalize): Free vrp_phi_edge_counts.
7272 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7273 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7275 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7276 predecessors at head rather than tail.
7278 2007-04-16 Matthias Klose <doko@debian.org>
7280 * config/alpha/linux.h (CPP_SPEC): Define.
7281 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7283 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7285 * function.h: Remove sequence_stack extern declaration.
7287 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7289 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7291 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7294 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7296 * config/avr/avr.c (avr_arch_types): Rearranging array.
7297 (enum avr_arch): Add.
7298 (avr_mcu_types): Use avr_arch enumeration constants instead of
7300 * config/avr/avr.h (LINK_SPEC): Simplify.
7302 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7304 * config/m68k/m68k.c (m68k_libcall_value,
7305 m68k_function_value): Use macros for register names more.
7307 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7309 (M68K_REGNAME): Use A6_REG.
7310 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7312 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7315 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7316 'pending_read_list_length' and 'pending_write_list_length'. Update
7318 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7319 to handle two length counters instead of one. Update all uses.
7320 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7321 two length counters instead of one.
7322 * sched-rgn.c (propagate_deps): Update to handle two length counters
7325 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7328 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7329 copy of source, pass it to ix86_expand_vector_set and return
7332 2007-04-16 David Ung <davidu@mips.com>
7333 Joseph Myers <joseph@codesourcery.com>
7335 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7336 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7337 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7338 Add 74K processor information.
7339 * config/mips/mips.md: Include 74k.md.
7340 (cpu): Add 74kc,74kf,74kx.
7341 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7342 * config/mips/74k.md: New.
7343 * doc/invoke.texi (MIPS Options): Document 74K support.
7345 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7347 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7348 vectorizable_* functions.
7349 * tree-vect-transform.c (vectorizable_call): Add check for
7350 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7351 (vectorizable_store): likewise.
7352 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7354 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7355 (vectorizable_type_promotion, vectorizable_load): Likewise.
7356 (vectorizable_live_operation, vectorizable_condition): Likewise.
7357 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7359 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7361 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7363 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7364 register numbers more.
7365 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7366 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7367 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7368 FUNCTION_VALUE_REGNO_P): Likewise.
7369 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7370 STATIC_CHAIN_REGNUM): Likewise.
7371 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7372 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7373 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7374 * config/m68k/m68k.md (FP_REG): New.
7376 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7378 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7381 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7383 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7384 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7387 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7389 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7392 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7395 * c-decl.c (finish_decl): Grab the type of the decl after the call
7396 to store_init_value.
7398 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7400 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7402 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7405 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
7406 post dominators and cleanup cfg before returning.
7408 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7410 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7411 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7413 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7415 * config.gcc: Recognize fido.
7416 * config/m68k/m68k-devices.def (fidoa): New.
7417 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7419 (FL_FIDOA, TARGET_FIDOA): New.
7420 * config/m68k/m68k.opt (mfidoa): New.
7422 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7425 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7426 when a personality function is used.
7428 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7430 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7432 2007-04-13 Mike Stump <mrs@apple.com>
7434 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7436 * config/darwin.opt (fapple-kext): Make C++ only.
7437 * config/darwin.c (darwin_override_options): Remove code to ensure
7438 -fapple-kext is given for C++ only.
7440 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7442 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7443 * config/mips/mips.c (override_options): Call
7444 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7446 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7448 * config/i386/i386.opt (msvr3-shlib): Removed.
7450 * doc/invoke.texi: Remove -msvr3-shlib.
7452 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7454 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7455 with "popcnt" instruction.
7457 2007-04-13 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/21258
7460 * tree-vrp.c (compare_case_labels): New helper.
7461 (find_switch_asserts): New function.
7462 (find_assert_locations): Call it for SWITCH_EXPRs.
7464 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7466 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7467 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7468 check is now implied in X87_FLOAT_MODE_P.
7469 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7470 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7471 (fix_trunc<mode>_i386_fisttp): Ditto.
7472 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7473 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7474 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7475 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7476 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7477 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7478 (unnamed_splitters): Ditto.
7479 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7480 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7481 FIRST_SSE_REG for local functions when SSE math is enabled or
7482 for functions with sseregparm attribute.
7483 (standard_80387_constant_p): Return -1 if mode is not
7485 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7486 (ix86_expand_compare): Ditto.
7487 (ix86_expand_carry_flag_compare): Ditto.
7488 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7489 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7490 DECIMAL_FLOAT_MODE_P.
7491 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7492 of SCALAR_FLOAT_MODE_P.
7493 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7494 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7495 checks before FLOAT_MODE_P.
7496 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7497 before FLOAT_MODE_P.
7502 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7504 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7505 Charles Wilson <libtool@cwilson.fastmail.fm>
7507 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7508 (libgcc.mvars): Don't depend on them.
7509 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7510 * exec-tool.in: New.
7512 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7514 * doc/invoke.text (--help): Document --help=common.
7516 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7518 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7520 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7522 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7523 * genemit.c (main): Emit #include "integrate.h".
7524 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7525 (LOADGP_RTP): New mips_loadgp_style.
7526 * config/mips/mips.h: Include config/vxworks-dummy.h.
7527 (TARGET_RTP_PIC): New macro.
7528 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7529 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7530 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7532 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7533 -mvxworks-pic when using -mrtp and a PIC option.
7534 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7536 (mips_symbolic_constant_p, mips_symbolic_address_p)
7537 (mips_symbol_insns): Handle SYMBOL_HALF.
7538 (override_options): Warn about -G and -mrtp being used together.
7539 Initialize mips_lo_relocs[SYMBOL_HALF].
7540 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7541 (mips_emit_loadgp): Handle LOADGP_RTP.
7542 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7543 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7544 (tablejump): Handle function-relative case table entries if
7546 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7548 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7550 * config/mips/mips.md (load_call<mode>): Allow any general register.
7552 (sibcall_value_internal, sibcall_value_multiple_internal)
7553 (call_value_internal, call_value_split, call_value_multiple_internal)
7554 (call_value_multiple_split): Remove constraints from operand 0.
7556 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7558 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7559 rather than loadgp_noshared.
7560 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7561 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7563 * config/mips/mips.md (loadgp): Rename to...
7564 (loadgp_newabi): ...this.
7565 (loadgp_noshared): Rename to...
7566 (loadgp_absolute): ...this.
7568 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7570 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7571 false for locally-binding symbols.
7572 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7574 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7576 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7577 (SYMBOL_GOT_PAGE_OFST): ...this.
7578 (SYMBOL_GOT_GLOBAL): Rename to...
7579 (SYMBOL_GOT_DISP): ...this.
7580 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7581 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7582 * config/mips/mips.c (mips_global_symbol_p): New function.
7583 (mips_symbol_binds_local_p): Likewise.
7584 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7585 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7586 and mips_symbol_binds_local_p.
7587 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7588 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7589 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7591 (mips_ok_for_lazy_binding_p): New function.
7592 (mips_load_call_address, mips_expand_call): Use it.
7593 (mips_dangerous_for_la25_p): Likewise.
7594 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7595 (*got_disp<mode>): Use got_disp_operand instead of
7596 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7597 SYMBOL_GOTOFF_GLOBAL.
7598 (*got_page<mode>): Use got_page_ofst_operand instead of
7600 * config/mips/predicates.md (const_call_insn_operand): Use
7601 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7602 (global_got_operand): Rename to...
7603 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7605 (local_got_operand): Rename to...
7606 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7607 of SYMBOL_GOT_LOCAL.
7609 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7611 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7612 TARGET_CALL_CLOBBERED_GP.
7613 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7614 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7615 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7616 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7617 of TARGET_ABICALLS && !TARGET_NEWABI.
7618 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7619 * config/mips/mips.c (mips_load_call_address): Check
7620 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7621 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7622 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7623 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7624 TARGET_ABICALLS && TARGET_NEWABI.
7625 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7627 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7628 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7629 TARGET_ABICALLS && TARGET_NEWABI.
7630 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7631 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7632 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7633 whether indirect calls must use $25.
7634 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7636 * config/mips/mips.md (jal_macro): Check flag_pic and
7637 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7638 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7639 instead of TARGET_ABICALLS.
7640 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7641 TARGET_ABICALLS && TARGET_OLDABI.
7642 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7643 (sibcall): In the comment above the define_insn, mention
7644 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7645 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7646 instead of TARGET_ABICALLS.
7648 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7650 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7651 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7652 (MACFLAGS_MATCH_P): New macro.
7653 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7654 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7655 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7656 the other MACFLAG constants.
7657 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7658 (flag_machi): Tighten constraints. Renumber some of the operands.
7659 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7661 (flag_machi_parts_acconly): New pattern.
7662 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7664 (flag_macinit1hi): Tighten constraints.
7665 (flag_mul_macv2hi_parts_acconly): New pattern.
7667 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7668 Use a more efficient implementation.
7669 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7670 inline sequences when not optimizing for size.
7672 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7673 movhi_high2low): Delete, merge functionality into...
7674 (packv2hi): ... this pattern.
7676 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7677 * config/bfin/bfin.opt (msim): New option.
7678 (mcpu=): New option.
7679 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7680 (bfin_cpu_t): Typedef of enum bfin_cpu.
7681 (bfin_cpu_type): New declaration.
7682 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7683 -msim and -mcpu= options.
7684 (LIB_SPEC): Likewise.
7685 * config/bfin/bfin.c (bfin_cpu_type): Define.
7686 (bfin_handle_option): Handle -mcpu= option.
7687 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7688 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7689 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7691 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7693 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7694 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7695 (powerpc-wrs-vxworksae): Use ${tm_file}.
7696 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7697 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7698 * config/i386/vx-common.h: New file.
7700 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7702 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7705 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7707 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7710 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7714 * c-common.c (c_build_qualified_type): Set canonical type
7717 2007-04-12 Richard Guenther <rguenther@suse.de>
7719 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7720 lower bound and element size if lower bound is not zero
7721 or either of the ARRAY_REF operands is set.
7723 2007-04-12 Richard Guenther <rguenther@suse.de>
7725 PR tree-optimization/24689
7726 PR tree-optimization/31307
7727 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7729 * gimplify.c (canonicalize_addr_expr): To be consistent with
7730 gimplify_compound_lval only set operands two and three of
7731 ARRAY_REFs if they are not gimple_min_invariant. This makes
7732 it never at this place.
7733 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7735 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7737 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7738 null before emitting a .nsubspa directive.
7740 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7742 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7743 need_to_partition_p if there are no memory statements in the
7746 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7748 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7749 (gcd_of_steps_may_divide_p): New function.
7750 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7752 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7754 * reload.c (find_reloads_toplev, find_reloads_address,
7755 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7756 not a pointer equality test, to decide if we need to call
7757 push_reg_equiv_alt_mem.
7759 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7761 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7762 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7763 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7765 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7767 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7768 vector to be positive.
7770 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7774 * doc/invoke.texi: Document --params max-aliased-vops and
7776 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7777 debug_memory_partitions): Move to tree-flow.h
7778 * params.h (AVG_ALIASED_VOPS): Define.
7779 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7781 (mp_info_t): Likewise.
7782 (get_mem_sym_stats_for): New.
7783 (set_memory_partition): Move from tree-flow-inline.h.
7784 (mark_non_addressable): Only clear the set of symbols for the
7785 partition if it exists.
7786 (dump_memory_partitions): Move from tree-ssa-operands.c
7787 (debug_memory_partitions): Likewise.
7788 (need_to_partition_p): New.
7789 (dump_mem_ref_stats): New.
7790 (debug_mem_ref_stats): New.
7791 (dump_mem_sym_stats): New.
7792 (debug_mem_sym_stats): New.
7793 (update_mem_sym_stats_from_stmt): New.
7794 (compare_mp_info_entries): New.
7795 (mp_info_cmp): Call it.
7796 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7798 (get_mpt_for): Move from tree-ssa-operands.c.
7799 (find_partition_for): New.
7800 (create_partition_for): Remove.
7801 (estimate_vop_reduction): New.
7802 (update_reference_counts): New.
7803 (build_mp_info): New.
7804 (compute_memory_partitions): Refactor.
7805 Document new heuristic.
7806 Call build_mp_info, update_reference_counts,
7807 find_partition_for and estimate_vop_reduction.
7808 (compute_may_aliases): Populate virtual operands before
7809 calling debugging dumps.
7810 (delete_mem_sym_stats): New.
7811 (delete_mem_ref_stats): New.
7812 (init_mem_ref_stats): New.
7813 (init_alias_info): Call it.
7814 (maybe_create_global_var): Remove alias_info argument.
7815 Get number of call sites and number of pure/const call sites
7816 from gimple_mem_ref_stats().
7817 (dump_alias_info): Call dump_memory_partitions first.
7818 (dump_points_to_info_for): Show how many times a pointer has
7820 * opts.c (decode_options): For -O2 set --param
7821 max-aliased-vops to 500.
7822 For -O3 set --param max-aliased-vops to 1000 and --param
7823 avg-aliased-vops to 3.
7824 * fortran/options.c (gfc_init_options): Remove assignment to
7826 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7827 * tree-dfa.c (dump_variable): Dump memory reference
7829 Dump NO_ALIAS* settings.
7830 (referenced_var_lookup): Tidy.
7831 (mem_sym_stats): New.
7832 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7833 and ORIG are different SSA names for a memory partition.
7834 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7835 * tree-flow.h (struct mem_sym_stats_d): Define.
7836 (mem_sym_stats_t): Define.
7837 (struct mem_ref_stats_d): Define.
7838 (struct gimple_df): Add field mem_ref_stats.
7839 (enum noalias_state): Define.
7840 (struct var_ann_d): Add bitfield noalias_state.
7841 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7842 debug_mem_ref_stats, debug_memory_partitions,
7843 debug_mem_sym_stats): Declare.
7844 * tree-ssa-structalias.c (update_alias_info): Update call
7845 sites, pure/const call sites and asm sites in structure
7846 returned by gimple_mem_ref_stats.
7847 Remove local variable IS_POTENTIAL_DEREF.
7848 Increase NUM_DEREFS if the memory expression is a potential
7850 Call update_mem_sym_stats_from_stmt.
7851 If the memory references memory, call
7852 update_mem_sym_stats_from_stmt for all the direct memory
7853 symbol references found.
7854 (intra_create_variable_infos): Set noalias_state field for
7855 pointer arguments according to the value of
7856 flag_argument_noalias.
7857 * tree-ssa-structalias.h (struct alias_info): Remove fields
7858 num_calls_found and num_pure_const_calls_found.
7859 (update_mem_sym_stats_from_stmt): Declare.
7860 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7861 Set default value to 100.
7862 (PARAM_AVG_ALIASED_VOPS): Define.
7864 2007-04-11 Richard Guenther <rguenther@suse.de>
7867 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7868 a * -b + c as c - a * b if we honor sign dependent rounding.
7870 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7872 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7874 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7875 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7877 (initialize_trampoline): Don't use old-style function definition.
7878 (bfin_secondary_reload): Mark IN_P argument as unused.
7880 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7882 PR tree-optimization/31343
7883 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7884 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7885 * testsuite/gcc.dg/vect/pr31343.c: New.
7887 2007-04-10 Eric Christopher <echristo@apple.com>
7889 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7890 * config/i386/i386.md (*cmpfp0): Use.
7891 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7892 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7893 (fix_trunc<mode>_i386_fisttp): Ditto.
7894 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7895 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7896 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7897 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7898 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7899 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7900 (unnamed_splitters): Ditto.
7901 * config/i386/i386.c (output_fix_trunc): Assert that
7902 we're not being passed a TFmode operand.
7904 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7906 PR tree-optimization/31526
7907 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7908 n_basic_blocks to find newly added blocks.
7910 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7912 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7914 (fix_trunc<mode>si_sse): Ditto.
7915 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7916 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7917 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7918 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7919 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7920 expander using SSEMODEF mode macro.
7921 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7922 expander using SSEMODEF mode macro.
7923 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7924 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7925 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7926 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7927 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7928 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7929 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7930 Macroize insn using X87MODEF mode macro.
7932 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7934 * config/i386/sse.md (sse2_pinsrw): Removed.
7935 (sse2_pextrw): Renamed to ...
7936 (*sse2_pextrw): This.
7938 2007-04-09 Jan Hubicka <jh@suse.cz>
7941 * config/i386/sse.md
7942 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7943 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7944 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7945 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7947 2007-04-09 Jan Hubicka <jh@suse.cz>
7949 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7950 multiple fields of union.
7952 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7954 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7955 (create_preheaders): Check that loops are available.
7956 (fix_loop_structure): Clean up, improve comments.
7957 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7958 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7960 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7961 * predict.c (tree_estimate_probability): Do not call
7962 calculate_dominance_info. Call create_preheaders.
7963 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7964 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7966 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7967 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7968 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7969 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7972 2007-04-08 Jan Hubicka <jh@suse.cz>
7974 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7975 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7976 * fold-const.c (fold_unary): Use it.
7978 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7980 * varasm.c (assemble_variable): Remove call to
7981 lang_hooks.decls.prepare_assemble_variable.
7982 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7983 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7984 * langhooks.h (lang_hooks_for_decls): Remove
7985 prepare_assemble_variable.
7987 2007-04-08 Mike Stump <mrs@apple.com>
7989 * config/i386/i386.c: Use inc/dec on Core2.
7991 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7993 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7994 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7995 lhd_tree_inlining_end_inlining): Remove.
7996 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7997 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7999 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8000 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8001 lhd_tree_inlining_end_inlining): Remove prototypes.
8002 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8003 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8004 LANG_HOOKS_TREE_INLINING_START_INLINING,
8005 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8007 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8010 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8013 * config/avr/predicates.md (io_address_operand): Delete predicate.
8014 (low_io_address_operand): Don't use 'mode' argument.
8015 (higth_io_address_operand): Rename ...
8016 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8017 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8020 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8022 Revert change removing staticp.
8024 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8027 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8030 2007-04-07 Bruce Korb <bkorb@gnu.org>
8032 * c.opt: Add -Wformat-contains-nul.
8033 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8035 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8036 the NUL byte warning.
8038 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8040 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8042 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8044 * tree.c (staticp): No longer use staticp langhook.
8045 * langhooks.c (lhd_staticp): Removed.
8046 * langhooks.h (struct lang_hooks): Remove staticp.
8047 * c-common.c (c_staticp): Remove.
8048 * c-common.h (c_staticp): Ditto.
8049 * langhooks-defs.h (lhd_staticp): Ditto.
8050 (LHD_HOOKS_STATICP): Ditto
8051 * tree.h (gcc_assert_lowered): New macro.
8053 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8055 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8056 argument "reliable".
8057 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8058 Add argument "reliable". Propagate it through calls.
8059 (infer_loop_bounds_from_undefined): Derive number of iterations
8060 estimates from references in blocks that do not dominate loop latch.
8061 (gcov_type_to_double_int): New function.
8062 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8063 and expected_loop_iterations_unbounded.
8064 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8065 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8066 * tree-data-ref.c (estimated_loop_iterations): Export.
8067 (get_references_in_stmt): Fix -- do not return addresses of local
8069 * cfgloop.h (expected_loop_iterations_unbounded,
8070 estimated_loop_iterations): Declare.
8072 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8074 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8076 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8078 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8079 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8080 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8081 Use output_387_reg_move().
8082 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8083 expander using X87MODEF12 mode macro.
8084 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8085 choosing register preferences. Use output_387_reg_move().
8086 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8087 instead of "x". Use output_387_reg_move().
8088 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8089 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8090 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8091 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8092 Use output_387_reg_move().
8093 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8095 (*truncxf?f_i387 splitter): Ditto.
8097 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8099 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8100 LANG_HOOKS_SAFE_FROM_P.
8101 * expr.c (safe_from_p): Remove langhook call.
8102 * langhooks.h (lang_hooks): Remove safe_from_p.
8103 (lhd_safe_from_p): Remove prototype.
8104 * langhooks.c (lhd_safe_from_p): Remove.
8106 2007-04-06 Jan Hubicka <jh@suse.cz>
8108 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8111 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8113 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8114 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8115 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8116 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8118 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8119 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8121 2007-04-05 Richard Henderson <rth@redhat.com>
8123 * config/alpha/alpha.c (print_operand) [+]: Remove.
8124 (alpha_end_function): Print nop if call at end of function.
8125 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8126 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8127 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8128 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8129 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8130 the call pattern. Update peepholes to match.
8132 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8134 * doc/extend.texi (Other Builtins): Add decimal float variants
8136 * builtins.def: Ditto.
8137 * builtins.c (expand_builtin): Ditto.
8139 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8140 H.J. Lu <hongjiu.lu@intel.com>
8143 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8144 of V8HImode when calling ix86_binary_operator_ok.
8145 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8146 (sdot_prodv8hi): Operands 1 and 2 must be register.
8148 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8150 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8151 initialize align to silence bogus warning.
8153 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8156 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8158 (struct sra_walk_fns): Remove use_all parameter from use.
8159 (sra_hash_tree): Handle BIT_FIELD_REFs.
8160 (sra_elt_hash): Don't hash bitfld blocks.
8161 (sra_elt_eq): Skip them in parent compares as well. Handle
8163 (sra_walk_expr): Don't maintain or pass down use_all_p.
8164 (scan_use): Remove use_all parameter.
8165 (scalarize_use): Likewise. Re-expand assignment to
8166 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8167 output, and re-scalarize after output. Don't mark anything
8169 (scalarize_ldst): Adjust.
8170 (scalarize_walk_gimple_modify_statement): Likewise.
8171 (build_element_name_1): Handle BIT_FIELD_REFs.
8172 (instantiate_element): Don't warn for any element whose parent
8174 (instantiate_missing_elements_1): Return the sra_elt.
8175 (canon_type_for_field): New.
8176 (try_instantiate_multiple_fields): New.
8177 (instantiate_missing_elemnts): Use them.
8178 (mark_no_warning): Removed.
8179 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8180 (REPLDUP, sra_build_elt_assignment): New.
8181 (generate_copy_inout): Use them.
8182 (generate_element_copy): Likewise. Handle bitfld differences.
8183 (generate_element_zero): Don't recurse for blocks. Use
8184 sra_build_elt_assignment.
8185 (generate_one_element_int): Take elt instead of var. Use
8186 sra_build_elt_assignment.
8187 (generate_element_init_1): Adjust.
8188 (scalarize_use, scalarize_copy): Use REPLDUP.
8189 (scalarize_ldst): Move assert before dereference.
8190 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8192 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8194 * regmove.c: Fix unused variable warnings due to previous commit.
8196 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8198 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8199 (regmove_bb_head): Remove.
8200 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8201 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8202 problems with fixup_match_1.
8203 Don't initialize/free regmove_bb_head.
8205 (reg_is_remote_constant_p): If an insn is in the same basic block
8206 but not before INSN, consider it remote, too.
8208 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8211 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8212 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8214 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8216 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8217 (CONDITIONAL_REGISTER_USAGE): Likewise.
8219 2007-04-04 Richard Henderson <rth@redhat.com>
8221 * config/alpha/lib1funcs.asm: Remove unused file.
8223 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8226 * opts.c (print_specific_help): Fix --help=<language>
8228 (common_handle_option): Support --help=common.
8230 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8233 * gcc.c (main): Do not run the linker if
8234 print_subprocess_help indicates that it shouldn't be
8237 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8240 * doc/invoke.texi (--help=): Document <languages> value, fix
8241 formatting in tables of values.
8243 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8245 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8246 dllimport attribute of virtual methods.
8248 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8250 * config/score/crti.asm: Change _bss_start to __bss_start.
8251 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8252 (OUTGOING_REG_PARM_STACK_SPACE) update.
8253 * config/score/score.opt: add options to make backend support
8254 score5, score5u, score7 and score7d.
8255 * config/score/score.md: Likewise.
8256 * config/score/misc.md: Likewise.
8257 * config/score/mac.md: Likewise.
8258 * doc/invoke.texi: Likewise.
8259 * doc/md.texi: update constraints define.
8261 2007-04-03 Richard Henderson <rth@redhat.com>
8263 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8264 an appropriate type, use the mode instead.
8266 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8268 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8269 Set the default --with-arch setting to mips2.
8270 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8271 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8272 (MULTILIB_OSDIRNAMES): Delete.
8273 (MULTILIB_DIRNAMES): Define.
8274 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8275 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8276 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8277 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8278 VXWORKS_OS_CPP_BUILTINS.
8279 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8280 (MIPS_DEBUGGING_INFO): Undefine.
8281 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8283 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8286 * fold-const.c (native_encode_real): Encode real.c provided longs
8287 as a series of 32-bit native integers.
8288 (native_interpret_real): Interpret buffer as a series of 32-bit
8291 2007-04-03 Richard Guenther <rguenther@suse.de>
8293 * genpreds.c (write_insn_constraint_len): Write function
8294 optimized for CONSTRAINT_LEN implementation.
8295 (write_tm_preds_h): Output insn_constraint_len inline and
8296 use it for CONSTRAINT_LEN.
8297 (write_insn_preds_c): Don't output insn_constraint_len.
8298 * doc/md.texi (define_register_constraint): Document multi-letter
8299 constraints shall have the same length if they start with the same
8302 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8305 * config/i386/i386.md (isinf<mode>2): Expand only when
8306 TARGET_C99_FUNCTIONS is set.
8308 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8310 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8311 (x86_64-*-linux*): Ditto.
8312 * config/i386/i386.opt (mpc): New option.
8313 * config/i386/i386.c (overrride_options): Handle
8314 ix87_precision_string.
8315 * config/i386/crtprec.c: New file.
8316 * config/i386/t-crtpc: Ditto.
8317 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8319 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8320 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8321 crtprec32.o, crtprec64.o and crtprec80.o.
8323 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8325 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8327 2007-04-02 Eric Christopher <echristo@apple.com>
8329 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8330 limitations on darwin.
8332 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8335 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8337 2007-04-02 Dave Korn <dave.korn@artimi.com>
8339 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8341 2007-04-02 Dave Korn <dave.korn@artimi.com>
8343 * libgcc2.h (exception_descriptor): Don't forward-declare.
8344 (__get_eh_table_language, __get_eh_table_version): Delete
8345 prototypes of long-dead functions.
8347 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8349 * ebitmap.h: New file
8350 * ebitmap.c: New file
8351 * Makefile.in (ebitmap.o): New target.
8353 2007-04-01 Jan Hubicka <jh@suse.cz>
8355 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8356 before very first instruction.
8358 2007-04-01 Jan Hubicka <jh@suse.cz>
8360 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8361 waring on 64bit hosts.
8362 * bitmap.h: Fix typo in bitmap_head_def.
8364 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8366 PR rtl-optimization/31391
8367 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8368 into a DELETED_LABEL note, and the label is in an empty basic
8369 block, update BB_END as well as BB_HEAD.
8371 2007-04-01 Richard Henderson <rth@redhat.com>
8373 PR tree-optimization/31169
8374 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8375 to varying if the range is outside [0, prec-1].
8377 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8380 * config/mips/mips.md (load_const_gp): New insn.
8381 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8382 the MIPS16 GP pseudo register if no_new_pseudos.
8383 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8385 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8388 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8390 (call_value): Likewise.
8392 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8393 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8396 * doc/invoke.texi: (optimization options): Reword description
8397 of -ffast-math. Document its primary purpose.
8399 2007-03-31 Richard Guenther <rguenther@suse.de>
8401 * omp-low.c (splay-tree.h): Include.
8402 (lookup_decl): Replace splay-tree usage by pointer-map.
8403 (maybe_lookup_decl): Likewise.
8404 (new_omp_context): Likewise.
8405 (delete_omp_context): Likewise.
8406 * gimplify.c (splay-tree.h): Include.
8407 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8409 (remap_ssa_name): Likewise.
8410 (remap_decl): Likewise.
8411 (remap_type_1): Likewise.
8412 (remap_type): Likewise.
8413 (copy_body_r): Likewise.
8414 (expand_call_inline): Likewise.
8415 (clone_body): Likewise.
8416 (copy_tree_r): Likewise.
8417 (remap_save_expr): Likewise.
8418 (unsave_r): Likewise.
8419 (unsave_expr_now): Likewise.
8420 (tree_function_versioning): Likewise.
8421 (build_duplicate_type): Likewise.
8422 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8423 (struct copy_body_data): Replace splay-tree by pointer-map.
8424 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8425 not $(SPLAY_TREE_H).
8426 (gimplify.o): Depend on $(SPLAY_TREE_H).
8427 (omp-low.p): Likewise.
8429 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8431 * config/avr/predicates.md (even_register_operand,
8432 odd_register_operand): New predicates.
8433 * config/avr/avr.md (movw peephole2): New.
8434 (movw_r peephole2): New.
8436 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8438 * tree.h (get_signed_or_unsigned_type): New.
8439 * fold-const.c (operand_equal_for_comparison_p): Use
8440 get_signed_or_unsigned_type instead of
8441 lang_hooks.types.signed_or_unsigned_type.
8442 * expr.c (store_expr): Ditto.
8443 * langhooks.c (get_signed_or_unsigned_type): New.
8444 (lhd_signed_or_unsigned_type): New.
8445 * langhooks.h (lhd_signed_or_unsigned_type): New.
8446 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8448 2007-03-30 Richard Henderson <rth@redhat.com>
8450 * tree-ssa-loop-ivopts.c: Include target.h.
8451 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8452 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8453 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8454 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8456 2007-03-30 Richard Henderson <rth@redhat.com>
8457 Kai Tietz <kai.tietz@onevision.com>
8459 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8461 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8462 (TARGET_64BIT_MS_ABI): New.
8463 (DBX_REGISTER_NUMBER): Handle 64-bit.
8464 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8465 (LONG_TYPE_SIZE): Force to 32.
8466 (REG_PARM_STACK_SPACE): New.
8467 (OUTGOING_REG_PARM_STACK_SPACE): New.
8468 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8469 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8470 (STACK_BOUNDARY): Use 128 for 64-bit.
8471 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8472 Add 64-bit implementation.
8473 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8475 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8476 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8477 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8478 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8479 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8480 TARGET_64BIT_MS_ABI.
8481 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8482 (ix86_pass_by_reference): Likewise.
8483 (ix86_function_value_regno_p): Likewise.
8484 (ix86_build_builtin_va_list): Likewise.
8485 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8486 (function_arg_advance_ms_64): New.
8487 (function_arg_advance): Call it.
8488 (function_arg_ms_64): New.
8489 (function_arg): Call it.
8490 (function_value_ms_64): New.
8491 (ix86_function_value_1): Call it.
8492 (return_in_memory_ms_64): New.
8493 (ix86_return_in_memory): Call it.
8494 (setup_incoming_varargs_ms_64): New.
8495 (ix86_setup_incoming_varargs): Call it.
8496 (ix86_expand_prologue): Handle 64-bit stack probing.
8497 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8498 (output_pic_addr_const): Likewise.
8499 (x86_this_parameter): Likewise.
8500 (x86_output_mi_thunk): Likewise.
8501 (x86_function_profiler): Likewise.
8502 (TARGET_STRICT_ARGUMENT_NAMING): New.
8503 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8504 (TARGET_64BIT_MS_ABI): New.
8505 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8506 * config/i386/i386.md (allocate_stack_worker): Remove.
8507 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8508 describe the clobber of eax without a match_scratch.
8509 (allocate_stack_worker_postreload): Remove.
8510 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8511 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8512 (allocate_stack_worker_rex64_postreload): Remove.
8513 (allocate_stack): Handle 64-bit.
8514 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8515 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8516 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8517 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8518 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8519 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8520 * config.build (x86_64-*-mingw*): New host.
8521 * config.host (x86_64-*-mingw*): New host.
8522 * config.gcc (x86_64-*-mingw*): New target.
8523 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8525 2007-03-30 Richard Henderson <rth@redhat.com>
8526 Kai Tietz <kai.tietz@onevision.com>
8528 * c-pragma.c (struct def_pragma_macro_value): New.
8529 (struct def_pragma_macro): New.
8530 (pushed_macro_table): New.
8531 (dpm_hash, dpm_eq): New.
8532 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8533 (init_pragma): Install them.
8534 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8536 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8538 * config/avr/avr.c (avr_override_options): Clear
8539 'flag_delete_null_pointer_checks'.
8541 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8544 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8545 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8546 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8547 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8548 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8549 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8550 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8552 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8554 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8556 * regmove.c: Move all of pass_stack_adjustments from here...
8557 * combine-stack-adj.c: ...to this new file.
8558 * Makefile.in: Add rules for combine-stack-adj.o.
8560 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8562 PR tree-optimization/31383
8563 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8564 to have the same length.
8566 2007-03-30 Jan Hubicka <jh@suse.cz>
8569 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8570 availablility; add more sanity checking; ask varpool only about
8573 2007-03-29 Richard Henderson <rth@redhat.com>
8575 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8576 to decide, but __SIZEOF_LONG_LONG__.
8578 2007-03-29 Richard Henderson <rth@redhat.com>
8580 * emutls.c (struct __emutls_array): New.
8581 (emutls_destroy): Use it instead of casting element 0 from void*.
8582 (__emutls_get_address): Likewise.
8584 2007-03-29 Richard Henderson <rth@redhat.com>
8586 * varasm.c (initializer_constant_valid_p): Don't deny
8587 DECL_DLLIMPORT_P on functions.
8589 * config/i386/cygming.h: Remove function declarations.
8590 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8591 (ASM_OUTPUT_LABELREF): Remove.
8592 (COMMON_ASM_OP): Remove.
8593 (ASM_OUTPUT_COMMON): Remove.
8594 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8595 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8596 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8597 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8598 Rename from TARGET_ENCODE_SECTION_INFO.
8599 * config/i386/netware.h: Likewise.
8600 * config/i386/i386-protos.h: Update.
8601 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8602 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8603 (legitimate_constant_p): Reject dllimports.
8604 (dllimport_map, get_dllimport_decl): New.
8605 (legitimize_dllimport_symbol): New.
8606 (legitimize_address, ix86_expand_move): Use it.
8607 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8608 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8609 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8610 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8611 * config/i386/predicates.md (constant_call_address_operand): Only
8612 accept symbols; reject dllimport_p symbols.
8613 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8614 i386_pe_maybe_record_exported_symbol.
8615 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8616 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8617 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8618 trust the setting of DECL_DLLIMPORT_P.
8619 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8620 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8621 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8622 tidy the argument scanning loop.
8623 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8624 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8625 (i386_pe_strip_name_encoding): Remove.
8626 (i386_pe_binds_local_p): New.
8627 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8628 (i386_pe_output_labelref): Remove.
8629 (i386_pe_asm_output_aligned_decl_common): New.
8630 (i386_pe_maybe_record_exported_symbol): Rename from
8631 i386_pe_record_exported_symbol; check for dllexported symbols.
8633 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8635 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8636 add comment explaining why vsnprintf cannot be used.
8638 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8640 PR tree-optimization/30666
8641 * tree.c (build_complex_type): When creating type names for DWARF2
8642 debug info, create TYPE_DECLs for TYPE_NAME instead of
8644 (build_common_tree_nodes_2): Use build_complex_type when building
8645 predefined complex types, to preserve canonical types.
8647 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8649 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8650 (noce_get_alt_condition): Look at it to determine whether to
8651 reverse the condition or not.
8652 (noce_get_condition): Substitute the truth for lies.
8653 (noce_find_if_block): Set the then_else_reversed field.
8655 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8657 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8658 destination of this insn.
8659 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8660 than calling gen_rtx_SET directly. Use r0 to hold the value of
8661 'address + 4' rather than a stack based temporary which can be
8664 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8666 * config/s390/s390.c (s390_secondary_input_reload_class,
8667 s390_secondary_output_reload_class): Functions removed.
8668 (s390_secondary_reload): New function.
8669 (TARGET_SECONDARY_RELOAD): Target macro defined.
8670 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8671 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8672 * config/s390/s390.md ("reload_outti", "reload_outdi",
8673 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8674 "reload_out<mode>"): Expanders removed.
8675 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8676 "reload<mode>_nonoffmem_out"): Expanders added.
8678 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8680 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8681 SRC->DEST replacement failed anyway.
8683 2007-03-28 Mike Stump <mrs@apple.com>
8685 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8686 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8687 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8689 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8691 * config.gcc: Accept barcelona as a variant of amdfam10.
8692 * config/i386/i386.c (override_options): Likewise.
8693 * doc/invoke.texi: Likewise.
8695 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8697 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8698 offsets for BIT_FIELD_REF and COMPONENT_REF.
8700 2007-03-28 Richard Guenther <rguenther@suse.de>
8702 * tree.c (is_global_var): Move ...
8703 * tree-flow-inline.h (is_global_var): ... here.
8704 * tree.h (is_global_var): Remove declaration.
8706 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8708 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8710 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8711 * config/i386/i386.c (ix86_tune_features): Initialize new
8713 * config/i386/predicates.md (promotable_binary_operator): Use
8714 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8716 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8719 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8721 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8723 * config/fr30/fr30.md (movsi_internal): Change destination
8724 constraint from m to V and add m to the end.
8726 2007-03-28 Christian Bruel <christian.bruel@st.com>
8728 * config/sh/sh.md (movsi_i): Fix type attribute.
8730 2007-03-28 Christian Bruel <christian.bruel@st.com>
8732 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8733 (movsf_ie): Likewise.
8735 2007-03-28 Christian Bruel <christian.bruel@st.com>
8737 * config.gcc: Add sh4-300 to multilib.
8738 * config/sh/t-mlib-sh4-300: New file.
8740 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8742 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8743 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8745 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8746 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8747 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8748 "fixuns_trunctddi2"): Whitespace fix.
8750 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8752 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8753 the definition of struct sh_args.
8754 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8755 CALL_COOKIE_INT_REG_GET): Likewise.
8757 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8759 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8760 transformations are applied successfully.
8762 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8764 * tree.c (tree_contains_struct): Permit 512 tree codes.
8765 * tree.h (tree_contains_struct): Ditto.
8766 (MAX_TREE_CODES): Ditto.
8767 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8768 SPARE member to store remaining padding bits.
8770 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8772 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8775 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8777 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8778 * configure: Regenerate.
8780 * configure: Regenerate using the correct version of autoconf.
8782 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8784 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8786 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8787 regs to "__SP_L__" and "__SP_H__".
8789 2007-03-27 Richard Guenther <rguenther@suse.de>
8791 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8792 computations with it with a HOST_WIDE_INT variable.
8794 2007-03-26 Mike Stump <mrs@apple.com>
8796 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8797 objective-c-header, objective-c++-header and objc++-cpp-output
8799 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8801 2007-03-26 Richard Henderson <rth@redhat.com>
8804 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8805 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8806 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8807 IX86_BUILTIN_PSRLQ128): New.
8808 (ix86_init_mmx_sse_builtins): Add them.
8809 (ix86_expand_builtin): Expand them.
8810 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8811 operand 2 be TImode.
8812 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8813 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8814 _mm_srli_epi64): Mark __B const.
8815 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8816 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8817 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8818 new two-vector shift builtins.
8820 2007-03-26 Ian Lance Taylor <iant@google.com>
8822 PR tree-optimization/31345
8823 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8824 [+INF, +INF(OVF)] into VARYING.
8826 2007-03-26 Zack Weinberg <zackw@panix.com>
8828 * gengtype-parse.c: New file.
8829 * gengtype-yacc.y: Delete.
8830 * gengtype-lex.l: Don't include gengtype-yacc.h.
8831 Define YY_DECL and yyterminate appropriately for recursive
8832 descent parser. yylval is now a string out-parameter to yylex.
8833 (HWS, EOID): New shorthand.
8834 (IWORD): Add a couple more types.
8835 (yylex): Add a setup stanza. Remove the complex rules for
8836 detecting GTY'ed types and typedefs; replace with simple
8837 keyword detectors. Adjust everything for the changed
8838 definition of yylval. Ignore all pp-directives, not just #define.
8840 (parse_file): Rename yybegin; do not call yyparse.
8842 * gengtype.c (xasprintf): Export again.
8843 (this_file): New. Use everywhere __FILE__ was being used.
8844 (get_lang_bitmap): Special case types defined in gengtype.c.
8845 (do_typedef, new_structure): Suppress definition of certain types.
8846 (new_structure): Improve diagnostics of duplicate definitions.
8847 Make sure location_s is associated with input.h.
8848 (nreverse_pairs, define_location_structures): New functions.
8849 (main): Improve tagging of kludge types. Remove old kludges
8850 for input.h types; use define_location_structures.
8851 * gengtype.h: Update prototypes. Define token codes here.
8852 * Makefile.in: Remove all references to gengtype-yacc.
8853 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8855 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8856 add GTY((skip)) to the field that's only conditionally there.
8857 * doc/install.texi: Document that Bison is no longer required
8858 unless building treelang.
8860 * gengtype.c: Don't include gtyp-gen.h.
8861 (srcdir): Declare here.
8862 (base_files, lang_dir_names): Allocate dynamically.
8863 (gt_files, num_gt_files, num_lang_dirs): New globals.
8864 (measure_input_list, read_input_line, read_input_list)
8865 (set_lang_bitmap): New functions.
8866 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8867 simplify, relying on read_input_list to set up the bitmaps.
8868 (main): Arguments are no longer unused. Check for correct number
8869 of command line arguments, set srcdir and srcdir_len, then call
8870 read_input_list, before doing anything else. No need to worry
8871 about duplicates in main loop.
8872 * configure.ac: Simplify the calculation of all_gtfiles.
8873 Put language tags in there. Don't set or substitute
8874 all_gtfiles_files_langs or all_gtfiles_files_frags.
8875 * Makefile.in: Revamp the way gengtype is invoked, now that it
8876 takes a file on its command line with a much simpler format.
8877 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8878 (GTFILES): Remove duplicates and C source files.
8879 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8880 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8881 * configure: Regenerate.
8883 * gengtype.h: Remove all type definitions to gengtype.c; leave
8884 only definitions of options_p, type_p, and pair_p as opaque
8885 pointers. Update prototypes.
8886 * gengtype.c: Many type definitions moved here from gengtype.h.
8887 Consolidate type definitions at the top of the file.
8888 (xvasprintf): Delete.
8889 (xasprintf): Make static.
8890 (create_nested_pointer_option): Add 'next' parameter.
8891 (create_field_all, create_field_at): New functions.
8892 (create_field): Now a thin wrapper around create_field_all.
8893 (create_optional_field): Rename create_optional_field_ and add
8894 line argument. Original name is now a macro which supplies
8896 (oprintf): Use vsnprintf directly.
8897 (close_output_files): Use fatal rather than perror/exit.
8898 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8899 (main): Set progname. Don't use exit.
8900 * gengtype-yacc.y (struct_fields): Use create_field_at.
8901 (option, optionseqopt): Delete.
8902 (optionseq): Consolidate productions from option here so we
8903 can use the first argument to create_option.
8905 * gengtype-lex.l: Distinguish unions from structures in the
8906 token type. Don't call find_structure; return the tag as a string.
8907 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8908 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8909 Reorganize typedef_struct production accordingly.
8910 Use create_nested_ptr_option.
8911 * gengtype.c (create_nested_ptr_option): New function.
8912 * gengtype.h: Declare it.
8914 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8915 (string_type): Don't declare.
8916 (do_scalar_typedef): Declare.
8917 (create_scalar_type): Update prototype.
8918 * gengtype.c (string_type): Make static.
8919 (scalar_nonchar, scalar_char): New.
8920 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8921 (resolve_typedef): Use scalar_nonchar for error recovery.
8922 (create_scalar_type): Remove name_len field. Return scalar_char
8923 or scalar_nonchar as appropriate.
8924 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8926 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8928 (main): Initialize scalar_char and scalar_nonchar before calling
8930 * gengtype-lex.l: Adjust for removal of second argument to
8931 create_scalar_type. Use yylval.s instead of yylval.t when
8933 * gengtype-yacc.y: Type of SCALAR is string. Call
8934 create_scalar_type from type:SCALAR rule. Adjust for removal of
8935 second argument to create_scalar_type.
8937 * vec.h: Remove all #if IN_GENGTYPE blocks.
8938 Add comment saying that changes may require adjustments to gengtype.
8939 * gengtype.c: Don't include coretypes.h or tm.h.
8940 Add comment to inclusion of errors.h.
8941 (note_def_vec, note_def_vec_alloc): New functions.
8942 * gengtype.h: Declare new functions.
8943 * gengtype-lex.l: Don't include coretypes.h.
8944 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8946 (update_lineno): Remove unnecessary prototype.
8947 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8948 (VEC rule): Just return VEC_TOKEN.
8949 * gengtype-yacc.y (VEC_TOKEN): New token type.
8950 (type): Add a production for VEC(a,b).
8951 * Makefile.in: Update dependencies.
8953 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8954 typedefs that use the old PARAMS macro.
8956 * gengtype-lex.l: Remove all rules and states relating to yacc
8958 * gengtype-yacc.y: Similarly.
8959 * gengtype.c (note_yacc_type): Delete function.
8960 * gengtype.h: Update prototypes.
8962 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8964 * tree-pretty-print.c (dump_generic_node): Report precision of
8965 unnamed integer types.
8967 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8969 * ifcvt.c (noce_try_store_flag_constants): Don't check
8970 no_new_pseudos here.
8971 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8972 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8973 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8974 noce_try_sign_mask): Likewise.
8975 (if_convert): Check no_new_pseudos here.
8977 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8979 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8980 (noce_get_condition): Handle new then_else_reversed argument.
8981 (noce_init_if_info): Remove, fold into noce_find_if_block.
8982 (noce_process_if_block): Take a struct noce_if_info as the
8983 argument. Don't set up one based on ce_if_info. Update pointer
8984 references accordingly.
8985 (cond_move_process_if_block): Likewise.
8986 (process_if_block): Removed.
8987 (find_if_block): Removed. Move functionality two new functions,
8988 noce_find_if_block and cond_exec_find_if_block.
8989 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8990 blocks and the symmetric IF-ELSE-JOIN case.
8991 (cond_exec_find_if_block): Also new function mostly based on old
8992 find_if_block and process_if_block.
8993 (find_if_header): Replace find_if_block call with separately
8994 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8995 (find_cond_trap): Update noce_get_condition call.
8996 (dead_or_predicable): Likewise.
8998 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9000 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9002 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9003 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9004 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9005 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9006 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9007 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9008 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9009 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9010 __builtin_ia32_psrad128 builtins.
9012 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9014 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9015 * config/i386/constraints.md
9016 (define_constraint "I"): Use IN_RANGE macro.
9017 (define_constraint "J"): Ditto.
9018 (define_constraint "K"): Ditto.
9019 (define_constraint "M"): Ditto.
9020 (define_constraint "N"): Ditto.
9021 (define_constraint "O"): Ditto.
9022 * config/i386/predicates.md
9023 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9024 (define_predicate "const_0_to_3_operand"): Ditto.
9025 (define_predicate "const_0_to_7_operand"): Ditto.
9026 (define_predicate "const_0_to_15_operand"): Ditto.
9027 (define_predicate "const_0_to_63_operand"): Ditto.
9028 (define_predicate "const_0_to_255_operand"): Ditto.
9029 (define_predicate "const_1_to_31_operand"): Ditto.
9030 (define_predicate "const_2_to_3_operand"): Ditto.
9031 (define_predicate "const_4_to_7_operand"): Ditto.
9033 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9035 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9036 in SImode for save_world.
9037 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9040 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9042 PR tree-optimization/30784
9043 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9046 2007-03-25 Revital Eres <eres@il.ibm.com>
9048 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9049 Fold movement_possibility function into it.
9051 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9053 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9054 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9055 (call_indirect_nonlocal_darwin64): Same.
9056 (call_nonlocal_darwin64): Same.
9057 (call_value_indirect_nonlocal_darwin64): Same.
9058 (call_value_nonlocal_darwin64): Same.
9059 (sibcall_nonlocal_darwin64): Same.
9060 (sibcall_value_nonlocal_darwin64): Same.
9061 (sibcall_symbolic_64): Same.
9062 (sibcall_value_symbolic_64): Same.
9063 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9065 (rs6000_emit_load_toc_table): Same.
9066 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9067 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9073 (load_toc_v4_pic_si): Same
9074 (load_toc_v4_PIC_1): Same.
9075 (load_toc_v4_PIC_1b): Same.
9076 (call_indirect_aix{32,64}): Same.
9077 (call_value_indirect_aix{32,64}): Same.
9080 (call_local{32,64}): Same.
9081 (call_value_local{32,64}): Same.
9082 (call_indirect_nonlocal_aix{32,64}): Same.
9083 (call_nonlocal_aix{32,64}): Same.
9084 (call_value_indirect_nonlocal_aix{32,64}): Same.
9085 (call_value_nonlocal_aix{32,64}): Same.
9086 (call_indirect_nonlocal_sysv<mode>): Same.
9087 (call_nonlocal_sysv<mode>): Same.
9088 (call_value_indirect_nonlocal_sysv<mode>): Same.
9089 (call_value_nonlocal_sysv<mode>): Same.
9091 (sibcall_local{32,64}): Same.
9092 (sibcall_value_local{32,64}): Same.
9093 (sibcall_nonlocal_aix{32,64}): Same.
9094 (sibcall_value_nonlocal_aix{32,64}): Same.
9095 (sibcall_nonlocal_sysv<mode>): Same.
9096 (sibcall_value): Same.
9097 (sibcall_value_nonlocal_sysv<mode>): Same.
9099 2007-03-24 Paul Brook <paul@codesourcery.com>
9101 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9102 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9104 2007-03-24 Richard Henderson <rth@redhat.com>
9106 * config/ia64/constraints.md: New file.
9107 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9108 satisfies_constraint_?.
9109 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9110 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9111 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9112 ia64_output_mi_thunk): Likewise.
9113 (ia64_const_ok_for_letter_p): Remove.
9114 (ia64_const_double_ok_for_letter_p): Remove.
9115 (ia64_extra_constraint): Remove.
9116 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9117 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9118 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9119 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9120 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9121 EXTRA_MEMORY_CONSTRAINT): Remove.
9122 * config/ia64/ia64.md: Include constriants.md. Replace
9123 CONST_OK_FOR_? with satisfies_constraint_?.
9125 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9126 H.J. Lu <hongjiu.lu@intel.com>
9128 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9130 (name macros): Use DPD_BID_NAME to convert names properly.
9132 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9133 decimal floating point format.
9134 (init_floating_libfuncs): Change decimal functions so that they
9135 have a "bid_" prefix if the decimal system uses the BID format,
9136 and "dpd_" prefix if the decimal system uses the DPD format.
9137 (init_interclass_conv_libfuncs): Ditto.
9138 (init_intraclass_conv_libfuncs): Ditto.
9140 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9141 using the BID format.
9143 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9144 whether we are using the BID decimal format.
9145 * configure: Regenerate.
9147 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9148 the compiler has decimal floating point enabled. Define
9149 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9152 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9153 using the BID format.
9155 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9156 whether we are using the BID decimal format.
9157 * configure: Regenerate.
9159 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9160 the compiler has decimal floating point enabled. Define
9161 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9164 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9165 options, and that it is enabled for i386/x86_64 systems.
9167 * Makefile.in (enable_decimal_float): New.
9169 (DECNUMINC): Add -I$(DECNUMFMT).
9170 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9171 to $(DECNUMFMT) from $(DECNUM).
9173 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9174 Substitute enable_decimal_float.
9175 * configure: Regenerated.
9178 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9181 * configure.ac: Enable decimal float for x86_64-*-linux*.
9182 * configure: Regenerated.
9185 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9186 decimal128ClearSign to flip and clear the sign bit in decimal128.
9187 (decimal_real_maxval): Set decimal128SetSign to set the sign
9190 2007-03-23 Ian Lance Taylor <iant@google.com>
9192 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9194 2007-03-23 Ian Lance Taylor <iant@google.com>
9196 * tree-dump.c (dump_files): Correct comment.
9198 2007-03-23 Ian Lance Taylor <iant@google.com>
9200 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9202 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9204 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9205 in cfglayout mode. Don't go into and out of cfglayout mode.
9206 Link the blocks in the order of the constructed traces.
9207 (rest_of_handle_tracer): Adjust call to tracer.
9208 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9209 Don't go into cfglayout mode.
9210 (rtl_loop_done): Don't go out of cfglayout mode.
9211 * cfglayout.c (relink_block_chain): New function, split out from...
9212 (fixup_reorder_chain): ...here. Remove redundant checking.
9213 (cfg_layout_finalize): Don't clear the header, footer, and aux
9214 fields here, move the code to do so to relink_block_chain. Likewise
9215 for free_original_copy_tables.
9216 * rtl.h (tracer): Update prototype.
9217 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9218 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9219 mode. Use relink_block_chain to serialize the CFG according to the
9220 new basic block order. Move targetm.cannot_modify_jumps_p check from
9222 (gate_handle_reorder_blocks): ...to here.
9223 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9225 (gate_duplicate_computed_gotos): ...to here.
9226 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9227 something always changes when going into and out of cfglayout mode.
9228 Perform an expensive cfg cleanup while going into cfglayout mode.
9229 Always update liveness information on HAVE_conditional_execution
9230 targets. Reserialize the basic blocks and go out of cfglayout mode.
9231 * reg-stack.c: Include cfglayout.h.
9232 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9233 the call to reorder_basic_blocks.
9234 * basic-block.h (reorder_basic_blocks): Update prototype.
9235 (relink_block_chain): New prototype.
9236 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9238 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9240 * config/mips/mips.md (type, hazard, *movdi_32bit,
9241 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9242 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9243 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9244 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9245 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9247 (movcc): Change first xfer to multi.
9248 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9249 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9250 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9251 config/mips/generic.md: Change reservations using "xfer" to use
9253 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9254 using match_operand.
9255 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9256 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9258 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9260 2007-03-22 Richard Henderson <rth@redhat.com>
9262 * config/i386/i386.c: Remove unnecessary function declarations.
9263 Move targetm definition, and all related macros, to the end of
9264 the file. Resort some functions to put definitions before uses.
9265 (ix86_attribute_table): Make static. Move to end of file.
9266 (ix86_gimplify_va_arg): Make static.
9268 2007-03-22 Richard Henderson <rth@redhat.com>
9270 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9271 don't increase local_regparm with force_align_arg_pointer check.
9272 (ix86_function_sseregparm): Assert 32-bit.
9273 (type_has_variadic_args_p): New.
9274 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9275 type_has_variadic_args_p.
9276 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9277 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9278 use memset instead. Do maybe_vaarg check first; skip attribute
9279 tests if true; skip attribute tests for 64-bit.
9280 (construct_container): Remove TARGET_DEBUG_ARG.
9281 (function_arg_advance_32, function_arg_advance_64): Split out ...
9282 (function_arg_advance): ... from here.
9283 (function_arg_32, function_arg_64): Split out ...
9284 (function_arg): ... from here.
9285 (ix86_pass_by_reference): Tidy.
9286 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9287 (function_value_32): New, from parts of ix86_function_value
9288 and ix86_value_regno.
9289 (function_value_64): New, from parts of ix86_function_value
9290 and ix86_libcall_value.
9291 (ix86_function_value_1): New.
9292 (ix86_function_value, ix86_libcall_value): Use it.
9293 (return_in_memory_32, return_in_memory_64): Split out ...
9294 (ix86_return_in_memory): ... from here.
9295 (ix86_struct_value_rtx): Skip for 64-bit.
9296 (ix86_libcall_value, ix86_value_regno): Remove.
9297 (setup_incoming_varargs_64): Split out ...
9298 (ix86_setup_incoming_varargs): ... from here.
9299 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9300 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9301 * config/i386/i386-protos.h (ix86_function_value): Remove.
9302 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9304 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9307 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9308 infinities not supported, otherwise emit warning if -Woverflow. On
9309 underflow, emit warning if -Woverflow.
9310 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9312 * real.h (real_from_string): Update declaration
9314 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9315 Richard Henderson <rth@redhat.com>
9317 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9318 * calls.c (compute_argument_block_size, expand_call,
9319 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9320 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9321 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9322 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9323 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9324 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9325 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9326 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9329 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9331 * c-incpath.c (add_sysroot_to_chain): New.
9332 (merge_include_chains): Add sysroot argument. Call
9333 add_sysroot_to_chain if sysrooted.
9334 (register_include_chains): Update call to merge_include_chains.
9335 * doc/cppopts.texi: Document use of '=' in include directory
9338 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9340 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9341 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9342 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9343 insn pattern using X87MODEF12 mode macro.
9345 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9347 * regmove.c (regmove_optimize): Use reg_mentioned_p
9348 instead of reg_overlap_mentioned_p for DST.
9350 2007-03-21 Mike Stump <mrs@apple.com>
9352 * c.opt: Fixup for Objective-C/C++.
9354 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9356 * explow.c (convert_memory_address): Fold memory reference when
9357 POINTERS_EXTEND_UNSIGNED < 0
9359 2007-03-21 Richard Henderson <rth@redhat.com>
9362 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9363 * config/i386/mmintrin.h (__m64): Likewise.
9364 * config/i386/xmmintrin.h (__m128): Likewise.
9366 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9368 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9369 (VXWORKS_OS_CPP_BUILTINS): Define.
9370 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9371 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9373 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9375 * rtl.h (constant_pool_reference_p): Delete.
9376 (find_constant_src): Declare.
9377 * rtlanal.c (find_constant_src): New function.
9378 * simplify-rtx.c (constant_pool_reference_p): Delete.
9379 * config/i386/i386.md: Use find_constant_src instead of
9380 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9382 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9384 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9385 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9387 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9389 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9390 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9391 (arm_elf_asm_constructor): Use it.
9392 (arm_elf_asm_destructor): New function.
9394 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9396 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9398 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9400 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9402 2007-03-19 Andrew Haley <aph@redhat.com>
9404 PR tree-optimization/31264
9405 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9408 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9410 PR rtl-optimization/30907
9411 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9412 (fwprop_init): Always call loop_optimizer_initialize.
9413 (fwprop_done): Always call loop_optimizer_finalize.
9414 (fwprop): We always have loop info now.
9415 (gate_fwprop_addr): Remove.
9416 (pass_fwprop_addr): Use gate_fwprop as gate.
9418 PR rtl-optimization/30841
9419 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9420 df_chain_alloc): Call df_reorganize_refs unconditionally.
9421 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9422 refs_organized to refs_organized_size.
9423 (df_ref_create_structure): Use refs_organized_size instead of
9424 bitmap_size if refs had been organized, and keep refs_organized_size
9426 * df.h (struct df_ref_info): Change refs_organized to
9427 refs_organized_size.
9428 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9431 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9433 * except.c (output_function_exception_table): Do not reference the
9434 EH personality routine for functions that do not require an
9437 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9440 * c-typeck.c (convert_for_assignment): Call comptypes for
9441 RECORD_TYPE or UNION_TYPE.
9444 * reload1.c (reload): Do invalid ASM checking after
9445 cleanup_subreg_operands.
9447 2007-03-19 Jeff Law <law@redhat.com>
9449 * tree-cfg.c (find_taken_edge): Tighten conditions for
9450 optimizing computed gotos.
9452 2007-03-19 Michael Matz <matz@suse.de>
9454 * builtins.c (expand_builtin_sync_operation,
9455 expand_builtin_compare_and_swap,
9456 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9459 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9460 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9463 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9465 * doc/tm.texi: Add brackets around the return type of
9466 TARGET_SECONDARY_RELOAD.
9468 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9469 Richard Guenther <rguenther@suse.de>
9471 PR tree-optimization/31254
9472 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9473 Use handled_component_p () where appropriate. Continue
9474 propagating into the rhs if we propagated into an INDIRECT_REF
9477 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9479 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9480 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9481 (xde, xdee): Mode attributes adjusted to support DFP modes.
9482 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9483 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9484 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9485 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9486 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9487 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9488 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9490 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9491 "movsf"): Insn definitions removed.
9492 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9493 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9494 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9496 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9497 "reload_in<mode>", "reload_out<mode>"): Expander added.
9498 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9501 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9503 * config/s390/s390.md: Only non-functional changes. Renamed
9504 FPR mode macro to BFP all over the file.
9506 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9508 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9509 (op_type attribute): RRF instruction type added.
9510 (fT0): New mode attribute.
9511 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9512 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9513 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
9514 no secondary memory is needed when moving DFmode values between GPRs
9517 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9519 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9520 inverted and documentation adjusted.
9521 ("mhard-dfp", "msoft-dfp"): New options.
9522 * config/s390/s390.c (s390_handle_arch_option): New architecture
9524 (override_options): Sanity checks for the new options added.
9525 * config.gcc: New architecture switch: z9-ec.
9526 * config/s390/s390.h (processor_flags): PF_DFP added.
9527 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9528 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9529 when the bit is NOT set so remove it from the defaults.
9531 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9533 * genemit.c (main): Print include statement for dfp.h.
9534 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9537 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9539 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9541 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9544 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9547 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9549 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9550 attr_length_call, output_call, output_indirect_call): Cleanup
9551 formatting of targetm calls.
9553 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9555 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9557 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9559 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9560 reservation, bypass and anti-bypass descriptions for these instructions.
9561 Update move patterns.
9562 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9565 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9567 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9568 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9569 (get_initial_def_for_reduction): Likewise.
9571 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9573 Fix PR tree-optimization/29922
9574 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9575 (get_representative): Removed.
9576 (value_dies_in_block_x): Update for rvuse removal.
9577 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9578 (compute_antic_aux): Handle when PHI nodes appear in
9579 non-single-successors.
9580 (dump_bitmap_of_names): Removed.
9581 (compute_antic_safe): Renamed and removed rvuse calculation.
9582 Calculate only antic safe.
9583 (insert_into_preds_of_block): Remove assert.
9584 (execute_pre): Update for renamed functions.
9585 (defer_or_phi_translate_block): New function.
9587 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9589 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9590 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9592 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9593 Follow spelling conventions.
9595 * tree-data-ref.h: Remove the prototype for analyze_array.
9597 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9599 PR tree-optimization/31041
9600 * tree-vect-transform.c (get_initial_def_for_induction): Call
9601 force_gimple_operand.
9603 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9605 * ipa-type-escape.c (look_for_casts) : Revert code to use
9606 handled_component_p due to ada test a-numaux.adb.
9608 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9610 * final.c (final_scan_insn): Alter the condition of a
9611 conditional trap if we have nonstandard CC.
9613 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9615 * configure.ac: Remove excess quoting from asm line 0 test.
9616 * configure: Rebuilt.
9618 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9620 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9621 * c-common.c (convert_and_check): Move warning logic to...
9622 (warnings_for_convert_and_check): ...here. Define.
9623 * c-common.h (warnings_for_convert_and_check): Declare.
9625 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9627 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9628 (output_call): Likewise.
9630 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9632 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9634 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9636 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9638 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9640 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9641 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9643 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9645 PR tree-optimization/31183
9646 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9647 Use double_int instead of unsigned int for representing access_strides.
9648 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9650 2007-03-16 Richard Guenther <rguenther@suse.de>
9652 PR tree-optimization/31146
9653 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9654 to allow recursion of forward_propagate_addr_expr.
9655 (forward_propagate_addr_into_variable_array_index): Likewise.
9656 (forward_propagate_addr_expr): Likewise.
9657 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9658 (forward_propagate_addr_expr_1): Recurse on simple copies
9659 instead of propagating into them. Do so for useless conversions
9661 (forward_propagate_addr_expr): Clean up unused statements after
9664 2007-03-16 Richard Guenther <rguenther@suse.de>
9666 * builtins.c (expand_builtin_cexpi): Use the right argument
9667 for the expansion via cexp.
9669 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9671 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9672 * configure: Rebuilt.
9674 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9677 * dwarf2out.c (force_type_die): Adjust comment.
9678 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9680 2007-03-15 DJ Delorie <dj@redhat.com>
9682 * config/frv/predicates.md (minmax_operator): Don't check operands
9685 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9687 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9688 Update constant estimates of number of iterations.
9689 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9690 argument renamed to "realistic".
9691 (compute_estimated_nb_iterations): Removed.
9692 (record_niter_bound): New function.
9693 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9694 call record_nonwrapping_iv with upper = false.
9695 (infer_loop_bounds_from_signedness): Pass upper argument to
9696 record_nonwrapping_iv.
9697 (estimate_numbers_of_iterations_loop): Do not call
9698 compute_estimated_nb_iterations. Record estimate based on profile
9699 information. Initialize the constant estimates of number of
9701 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9703 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9704 number of iterations is too small.
9705 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9706 (EST_NOT_AVAILABLE): Removed.
9707 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9708 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9711 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9713 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9714 Handle NE_EXPR guards.
9716 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9719 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9720 Set also -pedantic-errors by default for the preprocessor unless
9721 -fpermissive is given.
9723 2007-03-15 Richard Guenther <rguenther@suse.de>
9727 * builtins.c (expand_builtin_cexpi): As a fallback if we
9728 don't have builtins for sincos or cexp create a function
9729 declaration for cexp and expand to a call to that.
9730 (expand_builtin_int_roundingfn): Always fall
9731 back to floor/ceil and its variants even if they may be
9734 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9737 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9738 jump tables, move the call to delete_dead_jumptables from here...
9739 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9740 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9741 don't allow merging of blocks that try_redirect_by_replacing_jump
9742 also does not handle when not optimizing.
9744 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9745 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9747 * config/i386/i386.md (x86_sahf_1): Correctly handle
9750 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9753 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9754 x86_64_general_operand as operand[2] predicate. Remove "iF"
9755 from operand constraints and use "e" constraint instead.
9756 (*subti3_1, *subti3_1 splitter): Ditto.
9757 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9758 operand[1] predicate.
9760 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9762 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9763 arrays, multiply the access strides by the size of the sub-array.
9764 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9766 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9768 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9769 the configured assembler supports the sahf mnemonic.
9770 * configure: Regenerate.
9771 * config.in: Regenerate.
9773 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9774 emit "sahf" or ".byte\t0x9e" as asm template.
9776 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9779 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9780 option to replace hard coded TARGET_xxx in md file.
9781 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9782 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9783 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9784 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9785 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9786 (X86_TUNE_NOT_VECTORMODE): Ditto.
9787 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9788 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9789 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9790 (TUNE_SLOW_IMUL_IMM8): Ditto.
9791 (TUNE_MOVE_M1_VIA_OR): Ditto.
9792 (TUNE_NOT_UNPAIRABLE): Ditto.
9793 (TUNE_NOT_VECTORMODE): Ditto.
9795 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9798 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9799 tuning options instead of hard coded TARGET_xxx.
9800 (fix ssemode peephole2's): Ditto.
9801 (imul peephole2's): Ditto.
9803 (movdi_or_rex64): Ditto.
9804 (move peephole2): Ditto.
9805 (not peephole2's): Ditto.
9807 2007-03-14 Dirk Mueller <dmueller@suse.de>
9809 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9810 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9811 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9813 * c-parser.c (c_parser_do_statement): Warn about empty body in
9815 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9816 * doc/invoke.texi (-Wempty-body): Update documentation.
9818 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9821 * c-common.h (warn_for_div_by_zero): Declare.
9822 * c-common.c (warn_for_div_by_zero): Define.
9823 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9826 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9828 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9829 to PREFIX and STANDARD_PREFIX.
9831 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9832 Phil Edwards <phil@codesourcery.com>
9834 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9835 (__gthread_once_t): Remove busy field for RTPs.
9836 (__GTHREAD_ONCE_INIT): Update accordingly.
9838 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9840 * doc/invoke.texi: Document VxWorks options.
9842 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9844 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9846 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9848 PR tree-optimization/30590
9849 * tree-nrv.c (tree_nrv): Check for the partial update of the
9852 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9854 * flags.h (flag_random_seed): Remove declaration, in favor of...
9855 * toplev.h (get_random_seed, set_random_seed): ... these.
9856 * tree.c (get_file_function_name): Use the former.
9857 * opts.c (common_handle_option): Use the latter.
9860 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9863 * cse.c (cse_find_path): Do not bail out if a basic block that
9864 we already visited now becomes part of a path that starts at a
9865 different basic block. Just disallow this, to make sure we
9866 visit each basic block at most once.
9868 2007-03-13 Jan Hubicka <jh@suse.cz>
9870 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9871 when profile esitmate is present, calls with very low frequency are
9874 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9876 PR tree-optimization/30730
9877 PR tree-optimization/26900
9878 * tree-ssa-loop-niter.c: Include gmp.h.
9880 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9881 split_to_var_and_offset, determine_value_range,
9882 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9883 bound_difference, bounds_add, bounds_negate,
9884 number_of_iterations_ne_max, dump_affine_iv): New functions.
9885 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9886 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9887 difference of initial and final value of control iv to validate
9889 (number_of_iterations_cond): Add loop parameter. Determine bounds
9890 on the difference of the extremes of the control iv. Add dumps.
9891 (expand_simple_operations): Handle phi nodes.
9892 (simplify_using_initial_conditions): Do not record used conditions.
9893 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9894 Do not set additional_info.
9895 (implies_nonnegative_p, implies_ge_p): Removed.
9896 (derive_constant_upper_bound): Do not use parameter `additional'.
9897 (record_estimate): Parameter `additional' removed. Parameter
9898 `i_bound' added. Do not call derive_constant_upper_bound.
9899 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9900 bound the number of iterations estimate.
9901 (estimate_numbers_of_iterations_loop): Pass the estimate from
9902 the number of iterations analysis to record_estimate.
9903 * tree.h (multiple_of_p): Declare.
9904 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9905 (scev_const_prop): Do not check expression_expensive_p.
9906 * fold-const.c (multiple_of_p): Exported.
9907 * double-int.c (double_int_mask): Exported.
9908 * double-int.h (double_int_mask): Declare.
9909 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9910 field. Added max field.
9912 2007-03-13 David Taylor <taylor@candd.org>
9915 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9918 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9921 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9922 two unamed patterns.
9924 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/i386.opt (mcx16, msahf): New options.
9927 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9928 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9930 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9931 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9932 Output -mcx16 and -msahf options when corresponding bit is set.
9934 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9937 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9939 * configure.ac: Test for assembler tolerance to # 0 "".
9940 * configure, config.in: Rebuilt.
9941 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9943 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9945 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9947 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9948 (handle_syscall): Handle direct system calls.
9949 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9951 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9953 * doc/invoke.texi: Fix cpp.info cross-reference.
9954 * doc/passes.texi: Fix gcc.info cross-reference.
9956 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9958 PR tree-optimization/30835
9959 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9960 bb_for_stmt is not NULL before accessing it.
9962 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9964 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9967 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9970 * doc/install.texi: Document --enable-stage1-languages
9972 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9974 * tree-pass.h (pass_into_cfg_layout_mode,
9975 pass_outof_cfg_layout_mode): Declare.
9976 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9977 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9978 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9979 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9981 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9983 * c-decl.c (warn_variable_length_array): New function.
9984 Refactored from grokdeclarator to handle warn_vla
9985 and handle unnamed array case.
9986 (grokdeclarator): Refactored VLA warning case.
9987 * c.opt (Wvla): New flag.
9988 * doc/invoke.texi (Wvla): New warning.
9990 2007-03-12 Richard Henderson <rth@redhat.com>
9992 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9993 (TARGET_SECTION_TYPE_FLAGS): New.
9995 2007-03-12 Richard Henderson <rth@redhat.com>
9997 * config/darwin.c (machopic_reloc_rw_mask): New.
9998 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9999 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10001 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10003 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10004 * cppdefault.h (cpp_PREFIX): Document.
10005 (cpp_PREFIX_len): Likewise.
10006 (cpp_EXEC_PREFIX): New variable.
10007 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10008 * c-incpath.c (add_standard_paths): Correct logic for relocating
10009 paths within prefix.
10011 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10013 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10014 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10016 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10017 fix_truncdfdi_sse using SSEMODEF mode macro.
10018 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10019 fix_truncdfsi_sse using SSEMODEF mode macro.
10020 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10021 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10023 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10025 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10026 elfos.h to tm_file.
10028 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10030 * tree.h : Add multiple_of_p declaration.
10031 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10032 * ipa-type-escape.c (results_of_malloc): Redundant.
10033 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10034 (cast_type): Extended with new members.
10035 (check_cast): Returns cast_type.
10036 (cast): New structure for data of walk_use_def_chains.
10037 (is_malloc_result, is_cast_from_non_pointer_1,
10038 is_cast_from_non_pointer,
10039 is_array_access_through_pointer_and_index): New functions.
10040 (look_for_casts): Returns cast types.
10041 (check_call): Returns void.
10042 (okay_pointer_operation): Use support of pointer plus index,
10043 pointer plus constant and allow all multiplications.
10045 2007-03-11 Richard Guenther <rguenther@suse.de>
10047 PR tree-optimization/31115
10048 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10049 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10050 A shift count of zero is not special as with *_DIV_EXPR.
10051 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10054 2007-03-11 Ian Lance Taylor <iant@google.com>
10056 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10057 the *_DIV_EXPR codes correctly with overflow infinities.
10059 2007-03-11 Ira Rosen <irar@il.ibm.com>
10061 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10062 indicate success/failure of the analysis. Add negation to subtrahend
10063 in case of subtraction. Fail if both operands contain constants.
10064 (create_data_ref): Fail if analyze_offset fails.
10066 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10068 * config/i386/i386.md (frndintxf2): Rename to ...
10069 (rintxf2): ... this. Remove expander having same name.
10070 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10071 (roundsf2, rounddf2): Ditto.
10072 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10073 (lround<mode>di2, lround<mode>si2): Ditto.
10075 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10077 * lower-subreg.c: Include except.h.
10078 (decompose_multiword_subregs): Verify that the only control flow
10079 insns we can split are loads to multi-words pseudos.
10080 Handle breaking such blocks after splitting, instead of calling
10081 find_many_sub_basic_blocks.
10083 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10084 on the new basic block. Add a lengthy comment explaining why we
10085 thought this was necessary.
10086 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10088 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10091 * tree.c (walk_type_fields): Recurse into the element type of
10092 ARRAY_TYPEs if there is a pointer set.
10094 2007-03-10 Dirk Mueller <dmueller@suse.de>
10096 * c-common.c (warn_logical_operator): Fix condition.
10098 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10100 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10102 * config/darwin.c (machopic_select_section): Remove superfluous
10103 argument in call to categorize_decl_for_section. Remove unused
10106 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10108 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10110 * configure: Regenerate.
10112 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10115 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10116 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10117 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10118 Add LABEL_NUSES to emitted label.
10119 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10120 branch probability value to emitted jump insn.
10121 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10122 Do not check life information and do not re-arrange input operands
10123 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10125 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10127 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10128 the change of decode_asm_operands.
10130 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10132 * mode-switching.c (create_pre_exit): Skip blockage insn.
10134 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10136 * tree-pass.h (TODO_update_smt_usage): Remove.
10138 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10142 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10144 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
10145 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
10146 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
10149 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10151 * gcc.c: Document %{, in big comment at top.
10152 (input_suffix_matches): Remove special handling for .s and
10154 (input_spec_matches): New.
10155 (handle_braces): Handle %{,.
10156 (validate_switches): ',' indicates a value which is not a switch.
10157 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10158 to detect assembler input.
10159 * config/i386/sol2.h (CPP_SPEC): Likewise.
10160 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10161 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10162 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10163 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10164 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10165 -m64 causes deployment target to default to 10.5.
10166 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10168 2007-03-09 Richard Henderson <rth@redhat.com>
10171 * target.h (targetm.asm.out.reloc_rw_mask): New.
10172 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10173 (TARGET_ASM_OUT): Use it.
10174 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10175 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10176 use the new reloc_rw_mask target hook instead.
10177 (default_section_type_flags_1): Merge into...
10178 (default_section_type_flags): ... here.
10179 (decl_readonly_section_1): Merge into...
10180 (decl_readonly_section): ... here.
10181 (default_elf_select_section_1): Merge into...
10182 (default_elf_select_section): ... here.
10183 (default_unique_section_1): Merge into...
10184 (default_unique_section): ... here.
10185 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10186 (default_select_rtx_section): Use it.
10187 (default_elf_select_rtx_section): Likewise.
10188 * output.h: Update to match.
10189 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10190 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10191 (TARGET_ASM_RELOC_RW_MASK): New.
10192 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10193 to categorize_decl_for_section.
10194 (x86_64_elf_unique_section): Likewise.
10195 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10196 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10197 (TARGET_ASM_RELOC_RW_MASK): New.
10198 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10199 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10200 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10201 (TARGET_RWRELOC): Remove.
10202 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10203 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10204 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10205 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10206 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10207 (rs6000_xcoff_select_section): Use decl_readonly_section.
10208 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10209 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10210 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10211 (TARGET_SECTION_TYPE_FLAGS): Remove.
10212 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10214 2007-03-09 Roger Sayle <roger@eyesopen.com>
10216 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10217 complex constant equality/inequality comparisons for here.
10218 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10219 known at compile-time or can be simplified to a scalar comparison.
10220 (fold_relational_const): Move compile-time evaluation of complex
10221 constant equality/inequality comparisons to here.
10223 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10225 PR rtl-optimization/30643
10226 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10228 (fold_rtx): Recurse, like before 2006-11-03.
10230 2007-03-09 DJ Delorie <dj@redhat.com>
10232 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10235 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10237 PR tree-optimization/30375
10238 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10239 LHS of statements is not the same.
10240 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10242 2007-03-09 Chao-ying Fu <fu@mips.com>
10244 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10246 * doc/invoke.texi (-mdspr2): Document new option.
10247 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10248 New unspec for DSP REV 2.
10249 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10250 these instructions are extended in DSP REV 2.
10251 (mips-dspr2.md): Include.
10252 * config/mips/mips.opt (mdspr2): New option.
10253 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10254 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10255 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10256 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10257 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10258 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10259 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10261 (bdesc_map): Add one field of unsupported_target_flags.
10262 (bdesc_arrays): Update entries to have extra fields. Add
10264 (mips_init_builtins): Initialize new function types.
10265 Check unsupported_target_fileds to filter out builtins.
10266 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10268 (ASM_SPEC): Pass mdspr2 to the assembler.
10269 * config/mips/mips-dspr2.md: New file.
10271 2007-03-09 Sa Liu <saliu@de.ibm.com>
10273 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10275 2007-03-09 Ian Lance Taylor <iant@google.com>
10277 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10278 argument) like -Wstrict-overflow=2.
10279 * doc/invoke.texi (Warning Options): Update documentation.
10281 2007-03-09 Dirk Mueller <dmueller@suse.de>
10284 * doc/invoke.texi (-Wlogical-op): Document.
10285 * common.opt (-Wlogical-op): New.
10286 * c-common.h (warn_logical_operator): Declare.
10287 * c-common.c (warn_logical_operator): Define.
10288 * c-typeck.c (parser_build_binary_op): Call
10289 warn_logical_operator.
10291 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10293 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10294 * final.c (final_scan_insn): Test for non-"" file name.
10296 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10298 * doc/loop.texi: Document the Omega linear constraints solver.
10299 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10300 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10301 omega-hash-table-size, omega-max-keys, and
10302 omega-eliminate-redundant-constraints.
10303 * tree-pass.h (pass_check_data_deps): Declared.
10306 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10307 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10308 pass_check_data_deps): New.
10309 * tree-data-ref.c (init_data_ref): Remove declaration.
10310 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10311 (analyze_array): Renamed init_array_ref, move up initializations.
10312 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10313 Removed arguments that are set to NULL.
10314 (analyze_indirect_ref): Correct indentation, correct call to
10316 (object_analysis): Call init_array_ref instead of analyze_array.
10317 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10318 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10319 of DR_ACCESS_FNS_ADDR.
10320 (init_omega_eq_with_af, omega_extract_distance_vectors,
10321 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10322 ddr_consistent_p): New.
10323 (compute_affine_dependence): Check consistency of ddrs when
10324 flag_check_data_deps is passed.
10325 (analyze_all_data_dependences): Uncomment.
10326 (tree_check_data_deps): New.
10327 * tree-data-ref.h: Include omega.h.
10328 (DR_ACCESS_FNS_ADDR): Removed.
10329 (data_dependence_relation): Add inner_loop.
10330 (DDR_INNER_LOOP): New.
10331 * common.opt (fcheck-data-deps): New.
10332 * tree-flow.h (tree_check_data_deps): Declare.
10333 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10334 (OBJS-common): Depend on omega.o.
10336 * passes.c (pass_check_data_deps): Scheduled.
10337 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10338 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10339 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10340 PARAM_VECT_MAX_VERSION_CHECKS,
10341 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10343 2007-03-09 Richard Guenther <rguenther@suse.de>
10345 PR tree-optimization/30904
10346 PR middle-end/31058
10347 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10348 the same way as *_DIV_EXPR.
10350 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10352 * recog.c (decode_asm_operands): No mixed declarations and code.
10354 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10356 * rtl.def (ASM_INPUT): Add location.
10357 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10358 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10359 (decode_asm_operands): Add loc operand.
10360 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10361 * stmt.c (expand_asm): Rename to...
10362 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10363 gen_rtx_ASM_INPUT_loc.
10364 (expand_asm_expr): Adjust.
10365 * recog.c (decode_asm_operands): Add loc operand.
10366 (check_asm_operands, extract_insn): Adjust.
10367 * reload1.c (maybe_fix_stack_asms): Likewise.
10368 * final.c (asm_insn_count): Likewise.
10369 (final_scan_insn): Output # line before and after asm.
10371 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10373 * tree-ssa-structalias.c (variable_info): Remove
10375 (new_var_info): Ditto.
10376 (shared_bitmap_info_t): New structure.
10377 (shared_bitmap_table): New variable.
10378 (shared_bitmap_hash): New function.
10379 (shared_bitmap_eq): Ditto
10380 (shared_bitmap_lookup): Ditto.
10381 (shared_bitmap_add): Ditto.
10382 (merge_smts_into): Change to take bitmap directly.
10383 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10384 (init_alias_vars): Init shared bitmap hashtable.
10385 (delete_points_to_sets): Delete shared bitmap hashtable.
10386 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10387 is_aliased removal as a change that was still necessary was
10390 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10392 * config/i386/i386.h (override_options): Conditionally disable
10393 x86_sahf for 64bit targets only.
10395 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10398 * c-decl.c (merge_decls): Don't call make_var_volatile.
10399 * varasm.c (make_var_volatile): Remove.
10400 * output.h (make_var_volatile): Remove.
10402 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10404 PR tree-optimization/31085
10405 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10407 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10409 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10410 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10411 ATTR_CONST_NOTHROW_LIST.
10413 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10416 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10418 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10420 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10423 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10425 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10426 passed, use shared libgcc.
10428 2007-03-08 Roger Sayle <roger@eyesopen.com>
10430 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10431 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10432 (honor_protect_cleanup_actions, lower_try_finally_switch):
10434 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10435 ifc_temp_var): Likewise.
10436 * tree-inline.c (setup_one_parameter): Likewise.
10437 * tree-mudflap.c (mf_decl_cache_locals,
10438 mf_build_check_statement_for): Likewise.
10439 * tree-nested.c (init_tmp_var, save_tmp_var,
10440 finalize_nesting_tree_1): Likewise.
10441 * tree-outof-ssa.c (insert_copy_on_edge,
10442 insert_backedge_copies): Likewise.
10443 * tree-profile.c (tree_gen_edge_profiler,
10444 tree_gen_ic_profiler): Likewise.
10445 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10446 * tree-sra.c (sra_build_assignment): Likewise.
10447 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10448 * tree-ssa-math-opts.c (insert_reciprocals,
10449 execute_cse_sincos_1): Likewise.
10450 * tree-tailcall.c (adjust_accumulator_values,
10451 adjust_return_value): Likewise.
10452 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10453 * tree-vect-transform.c (vect_create_data_ref_ptr,
10454 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10455 vect_create_epilog_for_reduction, vectorizable_reduction,
10456 vectorizable_call, vectorizable_conversion,
10457 vectorizable_assignment, vectorizable_operation,
10458 vectorizable_type_demotion, vect_gen_widened_results_half,
10459 vect_permute_store_chain, vectorizable_store,
10460 vect_setup_realignment, vect_permute_load_chain,
10461 vectorizable_load, vectorizable_condition,
10462 vect_create_cond_for_align_checks): Likewise.
10463 * tree-vrp.c (build_assert_expr_for): Likewise.
10465 2007-03-08 Ian Lance Taylor <iant@google.com>
10467 * tree-vrp.c: Include "intl.h".
10468 (usable_range_p): New static function.
10469 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10470 overflowed values, juts set *strict_overflow_p.
10471 (compare_values): Only return -2 if one of the operands is not a
10473 (compare_ranges): Call usable_range_p.
10474 (compare_range_with_value): Likewise.
10475 (vrp_evaluate_conditional_warnv): Rename from
10476 vrp_evaluate_conditional. Make static. Change all callers.
10477 (vrp_evaluate_conditional): New function.
10478 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10479 on signed overflow.
10480 (simplify_abs_using_ranges): Likewise.
10481 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10482 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10483 within_stmt parameter.
10484 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10485 vrp_evaluate_conditional.
10486 * tree-ssa-threadedge.c
10487 (record_temporary_equivalences_from_stmts_at_dest): Change
10488 simplify parameter to take a second tree parameter.
10489 (simplify_control_stmt_condition): Likewise.
10490 (thread_across_edge): Likewise.
10491 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10492 (thread_across_edge): Likewise.
10493 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10495 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10497 * config/i386/i386.h (TARGET_SAHF): New define.
10498 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10499 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10500 (x86_sahf): New global variable.
10501 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10502 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10503 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10504 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10506 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10507 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10508 when expanding fcomi/sahf based tests.
10509 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10510 expanding sahf based alternative. Emit sahf based sequence when
10511 optimizing for code size.
10512 * config/i386/i386.md (x86_sahf_1): Do not disable for
10513 TARGET_64BIT, enable for TARGET_SAHF.
10515 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10517 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10518 spurious whitespace from error message.
10520 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10523 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10525 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10527 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10529 * tree-sra.c (instantiate_element): Propagate disabled warnings
10530 from the element itself to the created variable.
10532 2007-03-07 Richard Henderson <rth@redhat.com>
10535 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10536 silently fix up the stack in the case of a missing register.
10538 2007-03-07 Paul Brook <paul@codesourcery.com>
10540 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10542 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10544 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10546 (phase1_vrs): Use them.
10547 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10548 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10549 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10550 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10551 __gnu_Unwind_Restore_WMMXC if required.
10552 (_Unwind_VRS_Pop): Implement iWMMXt support.
10553 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10554 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10555 gnu_Unwind_Save_WMMXC): Define.
10557 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10559 * config/vxworks.h (vxworks_override_options): Declare.
10560 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10561 * config/vxworks.c: Include target.h and toplev.h.
10562 (vxworks_override_options): New function.
10563 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10565 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10567 * config/s390/s390.c (override_options): Don't emit an error when
10568 -mstack-size is used without providing -mstack-guard.
10569 (s390_emit_prologue): Choose stack_guard value automatically if not
10570 provided via command line.
10571 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10573 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10575 * config/i386/i386.c (output_set_got): Add a GOT initialization
10576 sequence for VxWorks PIC.
10577 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10578 around labels as well as symbols. Use gotoff_operand instead
10579 of local_symbolic_operand.
10580 (legitimize_pic_address): Use gotoff_operand instead of
10581 local_symbolic_operand. Use @GOT accesses for labels as
10583 (ix86_output_addr_diff_elt): Use PC-relative rather than
10584 GP-relative offsets for VxWorks PIC.
10585 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10586 no_new_pseudos. Check whether the returned register is op0.
10587 * config/i386/i386.md (tablejump): Use PC-relative rather than
10588 GP-relative offsets for VxWorks PIC.
10589 * config/i386/predicates.md (gotoff_operand): New predicate.
10591 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10593 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10595 * config/vxworks-dummy.h: New file.
10596 * config/i386/i386.h: Include it.
10598 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10600 * dwarf2out.c (is_inlined_entry_point): New
10601 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10602 DW_AT_ranges if the first subblock is the entry point.
10604 2007-03-06 David Daney <ddaney@avtrex.com>
10606 * doc/install.texi (mips-*-*): Change recommended binutils
10609 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10611 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10612 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10614 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10615 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10617 2007-03-06 Jan Hubicka <jh@suse.cz>
10619 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10620 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10622 (probably_cold_bb_p): Cold functions are cold.
10623 (probably_never_executed_bb_p): Cold functions are cold.
10624 (tree_bb_level_predictions): Predict calls to cold functions as not
10626 (compute_function_frequency): Check hot/cold attributes.
10627 * function.h (function_frequency): Update comments.
10628 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10629 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10630 (c_common_att): Add cold and hot.
10632 * doc/extend.texi (hot,cold attributes): Document.
10634 2007-03-06 Andrew Haley <aph@redhat.com>
10636 * function.c (expand_function_end): Move blockage to just after we
10637 emit the label for the naked return from the function.
10639 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10641 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10644 2007-03-06 Jan Hubicka <jh@suse.cz>
10646 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10647 loaded for constant large models. Non-large 64bit PIC can do.
10648 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10649 * cmodel.h: Add LARGE PIC.
10650 * i386.md (UNSPEC_PLTOFF): New.
10651 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10653 (*call_1_rex64): Disable for large models.
10654 (*call_1_rex64_large): New.
10655 (*call_value_1_rex64): Disable for large models.
10656 (*call_value_1_rex64_large): New.
10657 (set_rip_rex4): New.
10658 (set_got_offset_rex64): New.
10659 * predicates.md (constant_call_address_operand): For large model
10660 constant calls are not possible.
10661 * i386-protos.h (construct_plt_address): Declare.
10662 * i386.c (override_options): Accept large models.
10663 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10664 (legitimate_constant_p): Add new UNSPECs.
10665 (legitimate_pic_operand_p): Likewise.
10666 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10667 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10669 (output_pic_addr_const): Add PLTOFF.
10670 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10671 (ix86_expand_move): Legitimize pic address when in PIC mode.
10672 (construct_plt_address): New function.
10673 (ix86_expand_call): Offload the address to register and use GOT pointer
10675 * invoke.texi (mcmodel=large): Update documentation.
10677 2007-03-06 Richard Henderson <rth@redhat.com>
10679 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10680 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10681 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10682 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10683 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10684 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10685 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10686 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10687 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10688 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10689 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10690 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10691 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10692 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10693 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10694 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10695 x86_schedule, x86_use_bt, x86_pad_returns,
10696 x86_use_xchgb): Merge into ...
10697 (ix86_tune_features): ... here. New array.
10698 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10699 x86_bswap): Merge into ...
10700 (ix86_arch_features): ... here. New array.
10701 (x86_3dnow_a): Remove.
10702 (x86_accumulate_outgoing_args): Make static.
10703 (x86_arch_always_fancy_math_387): Make static.
10704 (ix86_tune_mask, ix86_arch_mask): Move ...
10705 (override_options): ... to local variables here. Apply the
10706 appropriate mask to each element of ix86_arch_features and
10707 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10708 as were done in the old macros.
10709 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10710 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10711 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10712 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10713 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10714 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10715 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10716 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10717 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10718 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10719 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10720 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10721 x86_accumulate_outgoing_args, x86_prologue_using_move,
10722 x86_epilogue_using_move, x86_decompose_lea,
10723 x86_arch_always_fancy_math_387, x86_shift1,
10724 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10725 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10726 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10727 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10728 x86_use_incdec, x86_pad_returns, x86_bswap,
10729 x86_partial_flag_reg_stall): Remove.
10730 (enum ix86_tune_indices): New.
10731 (ix86_tune_features): New.
10732 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10733 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10734 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10735 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10736 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10737 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10738 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10739 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10740 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10741 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10742 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10743 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10744 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10745 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10746 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10747 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10748 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10749 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10750 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10751 TARGET_EXT_80387_CONSTANTS): Use it.
10752 (enum ix86_arch_indices): New.
10753 (ix86_arch_features): New.
10754 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10755 TARGET_BSWAP): Use it.
10756 (ix86_tune_mask, ix86_arch_mask): Remove.
10758 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10761 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10762 Define using $${sysroot_headers_suffix}.
10763 * configure: Regenerate.
10764 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10765 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10767 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10768 * gcc.c (print_sysroot_headers_suffix): New.
10769 (option_map): Include --print-sysroot-headers-suffix.
10770 (display_help): Mention -print-sysroot-headers-suffix.
10771 (process_command): Handle -print-sysroot-headers-suffix.
10772 (do_spec_1): Append multilib directory to include-fixed path if
10773 sysroot suffixes in use.
10774 (main): Handle -print-sysroot-headers-suffix.
10775 * Makefile.in (start.encap): Don't depend on xlimits.h
10776 (xlimits.h): Remove.
10777 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10778 limits.h for each multilib in fixinc_list.
10779 (fixinc_list, s-fixinc_list): New.
10780 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10781 generate them for each multilib in fixinc_list.
10782 (stmp-fixproto): Use include-fixed. Run fixproto for each
10783 multilib in fixinc_list.
10784 (mostlyclean): Don't remove xlimits.h.
10785 (clean): Remove include-fixed.
10786 (real-install-headers-tar, real-install-headers-cpio,
10787 real-install-headers-cp): Don't copy include, only include-fixed.
10788 (install-mkheaders): Depend on fixinc_list. Don't depend on
10789 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10790 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10791 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10793 2007-03-06 Jan Hubicka <jh@suse.cz>
10795 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10798 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10800 * configure.ac: Allow tm_file to contain build-directory files.
10801 * configure: Regenerate.
10802 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10803 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10804 * config/m68k/print-sysroot-suffix.sh: New file.
10806 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10808 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10809 of pic_offset_table_rtx if reload_completed.
10810 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10811 PIC_OFFSET_TABLE_REGNUM.
10812 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10814 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10815 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10817 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10819 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10820 functions that call eh_return.
10822 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10824 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10825 functions that need a constant pool.
10827 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10830 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10831 (m68k_preferred_reload_class): Likewise.
10832 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10833 (SECONDARY_RELOAD_CLASS): Define.
10834 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10835 (LIMIT_RELOAD_CLASS): Delete.
10836 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10837 registers from storing bytes.
10838 (m68k_secondary_reload_class): New function.
10839 (m68k_preferred_reload_class): Likewise.
10841 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10843 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10845 (m68k_expand_prologue): Likewise.
10847 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10849 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10850 (mips_expand_epilogue): Add a bool parameter.
10851 (m68k_legitimize_sibcall_address): Declare.
10852 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10853 (m68k_expand_epilogue): Add a parameter to select between sibling
10854 and normal epilogues. Only generate a return for the latter.
10855 (m68k_ok_for_sibcall_p): New function.
10856 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10857 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10858 (sibcall_value, *sibcall_value): Likewise.
10859 (*call, *call_value): Require !SIBLING_CALL_P.
10860 (epilogue): Update call to m68k_expand_epilogue.
10861 (sibcall_epilogue): New pattern.
10862 * config/m68k/predicates.md (const_call_operand): Say that this
10863 predicate applies to sibling calls too.
10864 (sibcall_operand): New predicate.
10866 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10868 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10869 alternatives as movsi_cf.
10870 (movsf_cf_hard): Add commentary.
10872 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10873 Richard Sandiford <richard@codesourcery.com>
10875 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10876 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10877 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10878 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10879 as being live on exit from an interrupt function.
10880 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10881 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10882 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10883 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10884 (m68k_interrupt_function_p): Globalize.
10885 (m68k_compute_frame_layout): Remove reverse mask code.
10886 (m68k_emit_movem, m68k_set_frame_related): New functions.
10887 (m68k_output_function_prologue): Delete in favor of...
10888 (m68k_expand_prologue): ...this new function.
10889 (m68k_output_function_epilogue): Delete in favor of...
10890 (m68k_expand_epilogue): ...this new function.
10891 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10893 (print_operand): Handle %?.
10894 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10895 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10896 (prologue, epilogue): New patterns.
10897 (return): Turn into a define_expand.
10898 (*return): New pattern, derived from old "return" pattern. Use rte
10899 rather than rts for interrupt functions. Only use rtd if the pop
10901 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10902 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10903 (link, *link, unlink, *unlink, load_got): Likewise.
10905 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10909 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10910 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10911 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10912 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10913 and m68k_matches_u_p.
10914 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10915 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10916 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10917 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10918 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10919 (REG_STRICT_P): New macro.
10920 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10921 PCREL_GENERAL_OPERAND_OK.
10922 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10923 m68k_legitimate_base_reg_p.
10924 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10925 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10926 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10927 * config/m68k/m68k.c (m68k_address): New structure.
10928 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10929 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10930 (m68k_jump_table_ref_p, m68k_decompose_address)
10931 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10932 (m68k_matches_u_p): New functions.
10933 (print_operand_address): Rewrite to use m68k_decompose_index.
10935 2007-03-05 David Taylor <dtaylor@emc.com>
10937 * gcc.c: Correct copyright date in --version output.
10939 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10941 * pa.md: In unamed move patterns, disparge copies between general
10942 and floating point registers using '?' modifier. Don't include 'f'
10943 constraint for register preferences in DImode, SImode, HImode and
10944 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10945 Remove constraints for copies between general and floating registers
10946 in soft-float DFmode pattern.
10947 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10951 2007-03-05 Mike Stump <mrs@apple.com>
10953 * c-common.c (targetcm): Add.
10954 * c-opts.c (c_common_handle_option): Handle language specific
10956 * opts.c (handle_option): Verify language for target options, if
10958 * opth-gen.awk: Add CL_LANG_ALL.
10959 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10960 (TARGETCM_INITIALIZER): Add.
10961 * target.h (struct gcc_targetcm): Add.
10963 * targhooks.c (default_handle_c_option): Add.
10964 * targhooks.h (default_handle_c_option): Add.
10965 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10967 * config/darwin.opt (iframework): Add.
10968 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10969 * config/darwin-c.c (handle_c_option): Add.
10970 (TARGET_HANDLE_C_OPTION): Add.
10972 * doc/invoke.texi (Darwin Options): Add -iframework.
10974 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10976 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10979 2007-03-05 Ian Lance Taylor <iant@google.com>
10981 * c.opt (fgnu89-inline): New option.
10982 * c-opts.c (c_common_post_options): Set default value for
10984 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10985 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10987 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10988 (grokdeclarator, start_function): Likewise.
10989 * c-cppbuiltin.c (c_cpp_builtins): Define either
10990 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10991 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10992 (C Dialect Options): Document -fgnu89-inline.
10993 * doc/extend.texi (Function Attributes): Explain what the
10994 gnu_inline attribute does.
10995 * doc/cpp.texi (Common Predefined Macros): Document
10996 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10998 2007-03-05 Ian Lance Taylor <iant@google.com>
11000 PR tree-optimization/31034
11001 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11002 half-range if the other side is an overflow infinity.
11004 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11006 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11007 (bfin*-linux-uclibc*): New configuration.
11008 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11010 * config/bfin/linux.h: New file.
11011 * config/bfin/libgcc-bfin.ver: New file.
11012 * config/bfin/t-bfin-uclinux: New file.
11013 * config/bfin/t-bfin-linux: New file.
11014 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11015 (TARGET_OS_CPP_BUILTINS): New macro.
11017 2007-03-05 Richard Guenther <rguenther@suse.de>
11019 * fold-const.c (fold_binary): Remove duplicate folding
11020 of comparison of non-null ADDR_EXPR against null.
11022 2007-03-05 Richard Guenther <rguenther@suse.de>
11023 Dorit Nuzman <dorit@il.ibm.com>
11025 PR tree-optimization/26420
11026 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11027 are no loops in the function. Only print the number of
11028 vectorized loops if it is greater than zero or we are supposed
11029 to print information about unvectorized loops.
11031 2007-03-05 Revital Eres <eres@il.ibm.com>
11033 * gcc.dg/var-expand1.c: New test.
11034 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11035 when an accumulator is expanded.
11037 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11040 * c-common.c (convert_and_check): Don't give warnings for
11041 conversion if 'expr' already overflowed.
11043 2007-03-04 Roger Sayle <roger@eyesopen.com>
11045 PR middle-end/30744
11046 * fold-const.c (fold_comparison): Enforce type consistency when
11047 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11049 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11051 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11052 containing a cast to the base of TARGET_MEM_REF.
11054 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11056 * tree.c (tree_contains_struct_check_failed): Remove spurious
11057 whitespace from error message.
11059 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11062 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11063 instead of precision.
11065 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11066 Nathan Sidwell <nathan@codesourcery.com>
11068 * emit-rtl.c (find_auto_inc): New.
11069 (try_split): recreate REG_INC notes,
11070 Use regular for loops rather than whiles.
11072 2007-03-03 Andreas Schwab <schwab@suse.de>
11074 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11075 * configure: Regenerate.
11077 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11079 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11080 flag_rounding_math, not flag_unsafe_math_optimizations.
11082 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11084 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11085 alpha_fold_vector_minmax): Likewise.
11086 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11087 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11089 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11091 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11092 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11093 if the lhs has side-effects.
11094 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11096 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11098 * config/i386/i386.h (TUNEMASK): Remove define.
11099 (ARCHMASK): Remove define.
11100 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11101 Use ix86_arch_mask variable instead of ARCHMASK.
11102 * config/i386/i386.c (override_options): Ditto.
11103 (standard_80387_constant_p): Ditto.
11105 2007-03-02 Ian Lance Taylor <iant@google.com>
11107 Used signed infinities in VRP.
11108 * tree-vrp.c (uses_overflow_infinity): New static function.
11109 (supports_overflow_infinity): New static function.
11110 (make_overflow_infinity): New static function.
11111 (negative_overflow_infinity): New static function.
11112 (positive_overflow_infinity): New static function.
11113 (is_negative_overflow_infinity): New static function.
11114 (is_positive_overflow_infinity): New static function.
11115 (is_overflow_infinity): New static function.
11116 (overflow_infinity_range_p): New static function.
11117 (compare_values_warnv): New function split out of compare_values.
11118 (compare_value): Call it.
11119 (set_value_range_to_nonnegative): Add overflow_infinity
11120 parameter. Change caller.
11121 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11123 (vrp_expr_computes_nonzero): Likewise.
11124 (compare_ranges, compare_range_with_value): Likewise.
11125 (compare_name_with_value, compare_names): Likewise.
11126 (vrp_evaluate_conditional): Likewise.
11127 (set_value_range): Handle infinity
11128 (vrp_operand_equal_p, operand_less_p): Likewise.
11129 (extract_range_from_assert): Likewise.
11130 (vrp_int_const_binop): Likewise.
11131 (extract_range_from_binary_expr): Likewise.
11132 (extract_range_from_unary_expr): Likewise.
11133 (extract_range_from_comparison): Likewise.
11134 (extract_range_from_expr): Likewise.
11135 (dump_value_range): Likewise.
11136 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11137 (test_for_singularity): Likewise.
11138 (vrp_int_const_binop): Remove inline qualifier.
11139 (adjust_range_with_scev): Add comment.
11140 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11142 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11144 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11145 (get_constraint_for): Likewise.
11146 (do_structure_copy): Likewise.
11147 (find_func_aliases): Fix references to MODIFY_EXPR.
11148 (intra_create_variable_infos): Tidy.
11149 * tree-ssa-operands.c (add_virtual_operand): Add argument
11151 When adding members of alias sets, if IS_CALL_SITE is true and
11152 the symbol is not call-clobbered, skip it.
11153 Adjust all callers.
11155 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11157 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11158 entry by means of emit_insn_at_entry.
11160 2007-03-02 Richard Henderson <rth@redhat.com>
11162 * expr.h (promoted_input_arg): Remove decl.
11163 * function.c (promoted_input_arg): Merge into ...
11164 * combine.c (setup_incoming_promotions): ... only caller.
11165 Rearrange to avoid double loop.
11167 2007-03-02 Ben Elliston <bje@au.ibm.com>
11168 Peter Bergner <bergner@vnet.ibm.com>
11169 Janis Johnson <janis187@us.ibm.com>
11171 * config/rs6000/dfp.md: New file.
11172 * config/rs6000/rs6000.md: Include dfp.md.
11173 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11174 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11175 and TDmode decimal float modes in FP registers.
11176 (num_insns_constant): Likewise.
11177 (rs6000_legitimate_offset_address_p): Likewise.
11178 (rs6000_legitimize_address): Likewise.
11179 (rs6000_legitimize_reload_address): Likewise.
11180 (rs6000_legitimate_address): Likewise.
11181 (rs6000_emit_move): Likewise.
11182 (function_arg_boundary): Likewise.
11183 (function_arg_advance): Likewise.
11184 (rs6000_darwin64_record_arg_recurse): Likewise.
11185 (function_arg): Likewise.
11186 (rs6000_gimplify_va_arg): Likewise.
11187 (rs6000_split_multireg_move): Likewise.
11188 (rs6000_output_function_epilogue): Likewise.
11189 (rs6000_output_function_epilogue): Likewise.
11190 (rs6000_register_move_cost): Likewise.
11191 (rs6000_function_value): Likewise.
11192 (rs6000_libcall_value): Likewise.
11194 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11196 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11198 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11200 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11201 Use $MULTIDIR to choose between the kernel and RTP headers,
11202 and use $WIND_BASE and $WIND_USR to locate them.
11204 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11206 * config/i386/i386.c (override_options): Put initialization of
11207 ix86_tune_mask and ix86_arch_mask to the correct place.
11209 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11210 Michael Meissner <michael.meissner@amd.com>
11213 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11214 (ARCHMASK): Define.
11215 (TARGET_CMOVE): Use ARCHMASK.
11216 (TARGET_CMPXCHG): Ditto.
11217 (TARGET_CMPXCHG8B): Ditto.
11218 (TARGET_XADD): Ditto.
11219 (TARGET_BSWAP): Ditto.
11220 * config/i386/i386.c (ix86_tune_mask): New global variable.
11221 (ix86_arch_mask): Ditto.
11222 (override_options): Initialize ix86_tune_mask and
11223 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11226 2007-03-02 Ben Elliston <bje@au.ibm.com>
11229 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11231 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11233 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11234 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11235 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11236 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11238 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11239 rs6000_init_dwarf_reg_sizes_extra): New.
11240 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11241 SPE register high parts.
11243 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11245 * Makefile.in: Add install-pdf target as
11246 copied from automake v1.10 rules.
11247 * configure.ac: Add install-pdf to target list.
11248 * configure: Regenerate.
11250 2007-03-01 Paul Brook <paul@codesourcery.com>
11252 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11253 modes to LDRD for DImode.
11254 (output_move_double): Fixup out of range ldrd/strd.
11255 (vfp_secondary_reload_class): Rename...
11256 (coproc_secondary_reload_class): ... to this. Add wb argument.
11257 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11258 coproc_secondary_reload_class for CLASS_IWMMXT.
11259 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11260 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11262 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11264 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
11265 factor by the estimated number of iterations.
11266 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
11269 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11270 decode_caches_intel, detect_caches_intel): New functions.
11271 (host_detect_local_cpu): Use detect_caches_amd and
11272 detect_caches_intel.
11274 2007-03-01 Richard Henderson <rth@redhat.com>
11276 * expr.c (emit_move_complex_push): Export.
11277 (emit_move_complex_parts): Split out from ...
11278 (emit_move_complex): ... here.
11279 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11280 * config/i386/i386.md (movcdi): New.
11282 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11284 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11285 size of mode1 to check for tieable modes in MMX case.
11287 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11289 * Makefile.in (rtlanal.o): Depend on tree.h.
11290 * rtl.h (offset_within_section_p, split_const): Declare.
11291 * rtlanal.c: Include tree.h.
11292 (offset_within_block_p): New function, taken from
11293 mips_offset_within_object_p.
11294 (split_const): New function, taken from mips_split_const.
11295 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11297 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11298 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11299 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11300 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11301 (m68k_illegitimate_symbolic_constant_p): New function.
11302 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11303 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11304 symbolic constant that might be outside the symbol's section,
11305 move the symbol first and then add the offset.
11306 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11308 * config/mips/mips.c (mips_split_const): Delete.
11309 (mips_offset_within_object_p): Delete.
11310 (mips_symbolic_constant_p): Use offset_within_section_p and
11311 split_const instead of mips_offset_within_object_p and
11313 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11314 (mips_legitimize_const_move, print_operand_reloc)
11315 (mips_dangerous_for_la25_p): Use split_const instead of
11318 2007-02-28 Eric Christopher <echristo@apple.com>
11320 * Makefile.in (install-include-dir): Don't rm -rf include.
11322 2007-02-28 Richard Guenther <rguenther@suse.de>
11324 PR middle-end/30364
11325 * fold-const.c (fold_binary): Do not associate expressions
11326 with more than one variable for integer types that do not wrap.
11328 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11330 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11331 Delete, and replace with...
11332 (fold_builtin_call_array): This. Update callers to use it.
11333 * fold-const.c (fold_build_call_list): Delete, and replace with...
11334 (fold_build_call_array): This.
11335 (fold_build_call_list_initializer): Delete, and replace with...
11336 (fold_build_call_array_initializer): This.
11337 * tree.h: Update declarations to reflect above changes.
11339 * c-typeck.c (build_function_call): Store converted arguments
11340 in a stack-allocated array instead of building a list.
11341 (convert_arguments): Store arguments in the array passed in as an
11342 argument, and return the actual number of arguments.
11343 * c-format.c: (check_function_format): Pass arguments in an
11344 array instead of a list.
11345 * c-common.c (check_function_nonnull): Likewise.
11346 (check_function_sentinel): Likewise.
11347 (check_function_arguments): Likewise.
11348 * c-common.h: Update declarations to reflect above changes.
11350 2007-02-28 Jan Hubicka <jh@suse.cz>
11352 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11353 PRED_NEGATIVE_RETURN): Update outcomes.
11355 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11357 * calls.c (emit_library_call_value_1): Handle partial registers
11358 correctly when building up CALL_INSN_FUNCTION_USAGE.
11360 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11362 * pa/predicates.md (move_src_operand): Allow zero for mode.
11363 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11366 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11369 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11370 *movv2df_internal): Enable pattern only for valid operand
11372 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11373 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11375 2007-02-27 Mike Stump <mrs@apple.com>
11377 * config/darwin-crt3.c: Avoid compilation when compiling for a
11380 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11382 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11384 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11385 for fixed headers and limits.h.
11386 (install-include-dir, install-headers-tar, install-headers-cpio,
11387 install-headers-cp, real-install-headers-tar,
11388 real-install-headers-cpio, real-install-headers-cp): Handle
11389 include-fixed as well as include.
11390 (install-mkheaders): Don't install files that go only in include
11392 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11393 from GCC_INCLUDE_DIR.
11394 * gcc.c (process_command): Remove special -BstageN/ handling.
11395 (do_spec_1): Add include-fixed directories.
11397 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11399 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11401 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11403 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11406 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11408 * c-common.c (get_priority): Add check for
11409 SUPPORTS_INIT_PRIORITY.
11411 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11413 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11415 * config/bfin/bfin.c: Include "cfglayout.h".
11416 (MAX_LSETUP_DISTANCE): New macro.
11417 (struct loop_info): New members incoming, incoming_src and
11418 incoming_dest. Delete member predecessor.
11419 (length_for_loop): New function.
11420 (bfin_optimize_loop): Handle more different loop structures.
11421 (bfin_discover_loop): Rework detection of predecessor blocks by
11422 examining incoming edges.
11423 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11425 (bfin_reorder_loops): New function.
11426 (bfin_reorg_loops): Use these three new functions.
11428 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11429 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11430 (CONSTRAINT_LEN): Add entry for 'q'.
11431 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11432 Add 'q' constraints.
11433 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11434 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11436 * config/bfin/bfin.md (add_with_carry): New pattern.
11437 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11438 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11439 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11440 support unsigned multiplies too. Removed incorrect commutativity from
11441 operand 1 constraint where appropriate.
11442 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11444 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11445 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11447 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11448 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11449 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11450 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11451 usmulhisi_hh_huh): New patterns.
11453 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11454 lshifthi3): Fix output template to use half reg for operand 2.
11456 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11459 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11461 2007-02-27 Andreas Schwab <schwab@suse.de>
11463 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11465 2007-02-27 Jan Hubicka <jh@suse.cz>
11467 * predict.c (last_basic_block_p): Remove.
11468 (tree_estimate_probability): Update return heuristic for commonized
11471 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11473 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11475 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11477 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11478 * doc/cpp.texi: Standardize title page.
11479 * doc/cppinternals.texi: Likewise.
11480 * doc/gcc.texi: Standardize title page, remove version number
11481 from copyright page.
11482 * doc/gccint.texi: Likewise.
11483 * doc/install.texi: Standardize title page, add table of
11486 2007-02-26 Jan Hubicka <jh@suse.cz>
11488 * predict.def: Set outcomes according to more recent results.
11489 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11490 Remove dead predictors.
11491 * predict.c (return_prediction): Fix pasto.
11493 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11495 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11496 change; avoid a memory leak when returning early.
11498 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11500 * c-decl.c (static_ctors): Move to c-common.c.
11501 (static_dtors): Likewise.
11502 (finish_function): Use c_record_cdtor_fn.
11503 (build_cdtor): Move to c-common.c.
11504 (c_write_global_declarations): Use c_build_cdtor_fns.
11505 * c-common.h (static_ctors): Declare.
11506 (static_dtors): Likewise.
11507 (c_record_cdtor_fn): Likewise.
11508 (c_build_cdtor_fns): Likewise.
11509 * c-common.c (static_ctors): New variable.
11510 (static_dtors): Likewise.
11511 (c_record_cdtor_fn): New function.
11512 (build_cdtor): Move from c-decl.c
11513 (c_build_cdtor_fns): New function.
11515 * output.h (assemble_addr_to_section): Declare.
11516 (get_cdtor_priority_section): Likewise.
11517 * varasm.c (assemble_addr_to_section): New function.
11518 (get_cdtor_priority_section): Likewise.
11519 (default_named_section_asm_out_destructor): Use them.
11520 (destor_dtor_section_asm_out_destructor): Likewise.
11521 (default_named_section_asm_out_constructor): Likewise.
11522 (default_ctor_section_asm_out_constructor): Likewise.
11523 * config.gcc (*-*-vxworks*): Include vxworks.o.
11524 * config/t-vxworks (vxworks.o): New target.
11525 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11526 (TARGET_ASM_CONSTRUCTOR): Define.
11527 (TARGET_ASM_DESTRUCTOR): Likewise.
11528 (vxworks_asm_out_constructor): Declare.
11529 (vxworks_asm_out_destructor): Likewise.
11531 * c-common.c (get_priority): Check that we have not just an
11532 INTEGER_CST, but an integer constant with integeral type.
11534 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11536 PR tree-optimization/30938
11537 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11538 use &dt[nargs-1] instead of &dt[nargs] in the call to
11539 vect_is_simple_use().
11541 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11543 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11544 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11545 Do not attempt to handle MEM inside auto-inc expressions.
11546 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11547 of a register modified by an auto-inc expression. However, do handle
11548 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11549 (elimination_effects): Prohibit elimination of a register modified
11550 by an auto-inc expression. Disable register elimination rules whose
11551 target register is modified by an auto-inc expression with variable
11554 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11556 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11558 (array_at_struct_end_p): New function.
11559 (idx_infer_loop_bounds): Use it.
11560 (estimate_numbers_of_iterations_loop): Export.
11561 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11562 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11563 (tree_estimate_probability): Call record_loop_exits.
11564 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11565 (estimated_loop_iterations, estimated_loop_iterations_int,
11566 estimated_loop_iterations_tree): New functions.
11567 (analyze_siv_subscript_cst_affine,
11568 compute_overlap_steps_for_affine_1_2,
11569 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11570 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11571 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11572 (PRED_LOOP_ITERATIONS_GUESSED): New.
11573 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11574 * cfgloop.h (estimate_numbers_of_iterations_loop,
11575 estimated_loop_iterations_int): Declare.
11577 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11579 * doc/extend.texi: Document optional priority argument to
11580 constructors and destructors.
11581 * tree.c (init_priority_for_decl): Adjust GTY markers.
11582 (init_ttree): Use priority-info hash functions for
11583 init_priority_for_decl.
11584 (tree_map_eq): Rename to ...
11585 (tree_map_base_eq): ... this.
11586 (tree_map_marked_p): Rename to ...
11587 (tree_map_base_marked_p): ... this.
11588 (tree_map_base_hash): New function.
11589 (decl_init_priority_lookup): Rework.
11590 (decl_fini_priority_lookup): New function.
11591 (decl_priority_info): New function.
11592 (decl_init_priority_insert): Use it.
11593 (decl_fini_priority_insert): Likewise.
11594 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11596 (decl_restrict_base_insert): Likewise.
11597 (decl_debug_expr_insert): Likewise.
11598 (decl_value_expr_lookup): Likewise.
11599 (decl_value_expr_insert): Likewise.
11600 * tree.h (priority_type): New type.
11601 (decl_init_priority_lookup): Use priority_type.
11602 (decl_fini_priority_lookup): New function.
11603 (decl_init_priority_insert): Use priority_type.
11604 (decl_fini_priority_insert): New function.
11605 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11606 (DECL_INIT_PRIORITY): Likewise.
11607 (SET_DECL_INIT_PRIORITY): Add comment.
11608 (DECL_FINI_PRIORITY): New macro.
11609 (SET_DECL_FINI_PRIORITY): Likewise.
11610 (DEFAULT_INIT_PRIORITY): Document.
11611 (MAX_INIT_PRIORITY): Likewise.
11612 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11613 (tree_map_base): New type.
11614 (tree_map_base_eq): New function.
11615 (tree_map_base_hash): Likewise.
11616 (tree_map_base_marked_p): Likewise.
11617 (tree_map): Inherit from tree_map_base.
11618 (tree_map_eq): Make it a macro.
11619 (tree_map_marked_p): Likewise.
11620 (tree_int_map): Inherit from tree_map_base.
11621 (tree_int_map_eq): Make it a macro.
11622 (tree_int_map_hash): Likewise.
11623 (tree_int_map_marked_p): Likewise.
11624 (tree_priority_map): New type.
11625 (tree_priority_map_eq): New macro.
11626 (tree_priority_map_hash): Likewise.
11627 (tree_priority_map_marked_p): Likewise.
11628 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11630 (emutls_common_1): Likewise.
11631 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11632 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11633 of tree_map hierarchy.
11634 * tree-cfg.c (move_stmt_r): Likewise.
11635 (new_label_mapper): Likewise.
11636 * c-tree.h (c_expand_body): Move to ...
11637 * c-common.h (c_expand_body): ... here.
11638 * c-decl.c (c_expand_body): Move to ...
11639 * c-common.c (c_expand_body): ... here.
11640 (c_common_attribute_table): Allow 1 argument for the constructor
11641 and destructor attributes.
11642 (get_priority): New function.
11643 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11644 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11646 2007-02-24 Jan Hubicka <jh@suse.cz>
11648 PR middle-end/30509
11649 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11651 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11652 Jan Hubicka <jh@suse.cz>
11655 * i386.c (counter_mode): New function.
11656 (expand_set_or_movmem_via_loop): Use it.
11657 (expand_movmem_epilogue): Likewise; fix pasto.
11658 (ix86_expand_movmem): Do emit guard even for constant counts.
11659 (ix86_expand_setmem): Likewise.
11661 2007-02-25 Nick Clifton <nickc@redhat.com>
11663 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11664 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11666 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11669 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11670 count argument with 0x10, not with 0x16.
11671 (expand_setmem_epilogue): Ditto.
11673 2007-02-24 Mike Stump <mrs@apple.com>
11675 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11678 2007-02-24 Richard Guenther <rguenther@suse.de>
11680 PR middle-end/30951
11681 * fold-const.c (fold_binary): Fold x +- CST op x for
11682 EQ_EXPR and NE_EXPR.
11684 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11686 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11688 2007-02-24 Jan Hubicka <jh@suse.cz>
11690 * cgraphunit.c (decide_is_function_needed): Honor
11691 -fkeep-inline-functions.
11693 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11695 * builtins.c (fold_builtin_modf): New.
11696 (fold_builtin_2): Use it.
11698 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11700 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11701 (determine_max_iter): Take additional LOOP arg; all callers changed.
11702 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11703 one using simplifications.
11704 (simplify_using_initial_values): Return if the expression becomes
11705 invalid due to altered regs.
11707 2007-02-23 DJ Delorie <dj@redhat.com>
11709 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11711 2007-02-23 Mike Stump <mrs@apple.com>
11713 * tlink.c (scan_linker_output): Parse linker messages from
11714 darwin9's linker better.
11716 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11719 * varpool.c (varpool_assemble_pending_decls): Set
11720 varpool_last_needed_node to null.
11722 2007-02-23 DJ Delorie <dj@redhat.com>
11724 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11725 alignment bigger than the object file can handle.
11727 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11730 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11731 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11732 (*movsf_1): Penalize MMX moves.
11734 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11736 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11737 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11739 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11741 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11743 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11744 (fold_builtin_1): Use them.
11745 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11746 BUILT_IN_SIGNIFICAND.
11748 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11750 * config/i386/i386.c (bdesc_1arg): Initialize
11751 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11752 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11753 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11754 and IX86_BUILTIN_MOVSLDUP.
11756 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11758 PR rtl-optimization/30841
11759 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11761 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11763 * builtins.c (fold_builtin_frexp): New.
11764 (fold_builtin_2): Use it.
11766 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11768 * doc/invoke.texi (Spec Files): Document getenv spec function.
11770 * gcc.c (getenv_spec_function): New function.
11771 (static_spec_functions): Add it.
11772 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11773 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11776 2007-02-22 Michael Matz <matz@suse.de
11779 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11780 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11782 2007-02-22 Ian Lance Taylor <iant@google.com>
11785 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11786 (mem_loc_descriptor): Call it.
11788 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11789 Ira Rosen <irar@il.ibm.com>
11791 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11793 2007-02-22 Ira Rosen <irar@il.ibm.com>
11795 PR tree-optimization/30843
11796 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11797 stores only after all the group is vectorized.
11799 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11801 PR tree-optimization/30858
11802 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11803 in the reduction cycle have a single use in the loop.
11804 * tree-vectorizer.h (relevant): Add documentation.
11806 2007-02-20 Mike Stump <mrs@apple.com>
11808 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11809 * configure: Regenerate.
11811 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11813 Change the defaults of some parameters and options.
11814 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11815 * config/spu/spu.c (spu_optimization_options): Add.
11816 (spu_override_options): Change params in spu_optimization_options.
11817 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11819 Register 127 is only 16 byte aligned when used as a frame pointer.
11820 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11821 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11822 HARD_FRAME_POINTER_REGNUM.
11823 (spu_legitimate_address): Use regno_aligned_for_reload.
11824 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11825 aligned when frame_pointer_needed is true.
11826 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11828 * config/spu/spu.h (INIT_EXPANDERS): Define.
11830 Make sure shift and rotate instructions have valid immediate operands.
11831 * config/spu/predicates.md (spu_shift_operand): Remove.
11832 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11833 * config/spu/constraints.md (W, O): Extend range.
11834 * config/spu/spu.md (umask, nmask): Define.
11835 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11836 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11837 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11838 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11839 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11840 (lshr<mode>3_reg): Fix rtl description.
11842 Make sure mulhisi immediate operands are valid.
11843 * config/spu/predicates.md (imm_K_operand): Add.
11844 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11846 Generate constants using fsmbi and andi.
11847 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11848 (print_operand, spu_split_immediate, classify_immediate,
11849 fsmbi_const_p): Handle IC_FSMBI2.
11851 Correctly handle a CONST_VECTOR containing symbols.
11852 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11853 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11854 (immediate_load_p): Allow symbols that use 2 instructions to create.
11855 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11856 with symbols when flag_pic is set.
11857 (const_vector_immediate_p): New.
11858 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11859 accept a CONST_VECTOR with symbols.
11860 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11861 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11863 * config/spu/spu.md (high, low): Delete.
11864 (low_<mode>): Define.
11866 Remove INTRmode and INTR_REGNUM, which didn't work.
11867 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11869 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11870 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11871 peephole2 pattern): Don't use INTR or 131.
11872 (movintrcc): Delete.
11873 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11874 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11875 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11876 (UNSPEC_SET_INTR): Add.
11877 * config/spu/spu-modes.def (INTR): Remove.
11879 More accurate warnings about run-time relocations.
11880 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11882 Correctly warn about immediate arguments to specific intrinsics.
11883 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11884 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11885 the instruction predicate.
11887 Fix tree check errors with latest update.
11888 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11890 (spu_expand_builtin): Use CALL_EXPR_FN.
11892 Add missing specific intrinsics.
11893 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11895 * config/spu/spu_internals.h: Ditto.
11897 Fix incorrect operand modifiers.
11898 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11899 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11901 Optimize one case of zero_extend of a vec_select.
11902 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11904 Accept any immediate for hbr.
11905 * config/spu/spu.md (hbr): Change s constraints to i.
11907 2007-02-21 Paul Brook <paul@codesourcery.com>
11909 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11910 condexec_count when skipping USE and CLOBBER.
11912 2007-02-21 Nick Clifton <nickc@redhat.com>
11914 * common.opt (Warray-bounds): Add Warning attribute.
11915 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11917 (fsized-zeroes): Add Optimization attribute.
11918 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11919 * c.opt (Wc++0x-compat): Add Warning attribute.
11921 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11923 PR middle-end/30761
11924 * reload1.c (eliminate_regs_in_insn): In the single_set special
11925 case, attempt to re-recognize the insn before falling back to
11926 having reload fix it up.
11928 2007-02-20 Eric Christopher <echristo@gmail.com>
11930 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11931 Rewrite accordingly.
11932 (frv_read_iacc_argument): Ditto.
11933 (frv_expand_set_builtin): Take a call instead of arglist, update for
11935 (frv_expand_unop_builtin): Ditto.
11936 (frv_expand_binop_builtin): Ditto.
11937 (frv_expand_cut_builtin): Ditto.
11938 (frv_expand_binopimm_builtin): Ditto.
11939 (frv_expand_voidbinop_builtin): Ditto.
11940 (frv_expand_int_void2arg): Ditto.
11941 (frv_expand_prefetches): Ditto.
11942 (frv_expand_voidtriop_builtin): Ditto.
11943 (frv_expand_voidaccop_builtin): Ditto.
11944 (frv_expand_load_builtin): Ditto.
11945 (frv_expand_store_builtin): Ditto.
11946 (frv_expand_mdpackh_builtin): Ditto.
11947 (frv_expand_mclracc_builtin): Ditto.
11948 (frv_expand_mrdacc_builtin): Ditto.
11949 (frv_expand_mwtacc_builtin): Ditto.
11950 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11953 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11955 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11956 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11958 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11959 point instructions.
11960 * configure: Regenerate.
11961 * config.in: Regenerate.
11962 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11963 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11964 masks to power6 and power6x and to POWERPC_MASKS.
11965 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11967 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11968 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11969 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11970 Access PROTOTYPE as variable, not mask.
11972 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11974 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11975 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11976 * combine.c (adjust_for_new_dest): Use it.
11977 * postreload.c (reload_combine): Likewise.
11979 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11981 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11982 notes on an insn with multiple sets, even if single_set returns
11983 non-NULL for that insn.
11985 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11987 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11988 scalbn and scalbln.
11990 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11992 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11993 if user didn't pass it.
11994 * config/i386/darwin.h (CC1_SPEC): Likewise.
11995 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11996 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11997 -mmacosx-version-min.
11999 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12000 Uros Bizjak <ubizjak@gmail.com>
12002 * optabs.h (enum optab_index): Add new OTI_scalb.
12003 (scalb_optab): Define corresponding macro.
12004 * optabs.c (init_optabs): Initialize scalb_optab.
12005 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12007 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12008 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12009 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12010 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12011 flag_unsafe_math_optimizations is set.
12013 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12014 to implement scalbf, scalb and scalbl built-ins as inline x87
12017 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12018 DJ Delorie <dj@redhat.com>
12021 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12022 (diagnostic_report_diagnostic): ... here, and turn them into real
12023 errors. If warnings are inhibited, no need to do anything.
12025 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12027 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12028 better code generation.
12030 2007-02-20 Ben Elliston <bje@au.ibm.com>
12032 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12034 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12036 * config/alpha/alpha.c, config/alpha/alpha.md,
12037 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12038 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12039 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12040 config/arm/lib1funcs.asm: Follow spelling conventions.
12042 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12043 config/fr30/fr30.md, config/i386/i386.h,
12044 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12045 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12046 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12047 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12048 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12049 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12050 config/sparc/sparc.c, config/sparc/sparc.h,
12051 config/sparc/sparc.md, config/spu/constraints.md,
12052 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12055 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12058 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12061 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12063 * doc/invoke.texi (-ftree-lrs): Remove.
12065 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12067 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12070 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12072 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12073 new CALL_EXPR_FN macro for retrieving the function
12074 declaration of the input expression.
12076 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12078 * c.opt (Waddress): New.
12079 * common.opt (Walways-true): Delete.
12080 (Wstring-literal-comparison): Delete.
12081 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12082 -Wstring-literal-comparison. Add -Waddress.
12084 (Walways-true): Delete.
12085 (Wstring-literal-comparison): Delete.
12086 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12087 consistently instead of -Walways-true in example.
12088 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12089 * c-typeck.c (parser_build_binary_op): Replace
12090 -Wstring-literal-comparison and -Walways-true with -Waddress.
12091 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12094 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12096 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12097 without DECL_STRUCT_FUNCTION initialized.
12099 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12101 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12102 due to calls to functions taking pointers as parameters.
12104 2007-02-19 Richard Henderson <rth@redhat.com>
12107 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12110 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12112 * config/s390/s390.c (s390_call_saved_register_used,
12113 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12114 accessed to the new scheme.
12116 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12118 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12119 (cris_print_index, cris_print_operand, cris_print_operand_address)
12120 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12121 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12122 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12123 GET_CODE () == xxx.
12124 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12125 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12126 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12127 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12128 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12129 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12130 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12131 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12132 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12133 (uminsi3, call, call_value): Ditto.
12134 (define_split: indir_to_reg_split, unnamed): Ditto.
12136 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12138 PR tree-optimization/30975
12139 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12142 2007-02-18 Eric Christopher <echristo@gmail.com>
12144 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12145 Remove use of arglist.
12146 (mips_expand_builtin): Remove use of arglist, pass in expr.
12147 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12148 (mips_expand_builtin_movtf): Ditto.
12149 (mips_expand_builtin_compare): Ditto.
12151 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12153 * tree-sra.c (sra_build_assignment): Replace assertion
12154 checking with a comment explaining why it can't be done.
12156 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12158 PR middle-end/30833
12159 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12160 during CALL_EXPR representation conversion.
12161 * tree-ssa-propagate.c (set_rhs): Likewise.
12163 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12165 * tree-sra.c (sra_build_assignment): Disable assertion checking
12168 2007-02-18 Roger Sayle <roger@eyesopen.com>
12170 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12171 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12172 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12174 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12175 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12176 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12177 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12178 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12179 force_gimple_operand): Likewise.
12180 * ipa-cp.c (constant_val_insert): Likewise.
12181 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12182 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12183 perfect_nestify): Likewise.
12184 * langhooks.c (lhd_omp_assignment): Likewise.
12185 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12186 lower_copyprivate_clauses, lower_send_clauses,
12187 lower_send_shared_vars, expand_parallel_call,
12188 expand_omp_for_generic, expand_omp_for_static_nochunk,
12189 expand_omp_for_static_chunk, expand_omp_sections,
12190 lower_omp_single_copy, lower_omp_for_lastprivate,
12191 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12192 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12193 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12196 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12198 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12199 config/sh/sh.md: Follow spelling conventions.
12201 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12202 config/frv/predicates.md: Follow spelling conventions.
12204 * config/m68k/linux-unwind.h: Fix a comment typo.
12205 * target.h: Follow spelling conventions.
12207 2007-02-18 Roger Sayle <roger@eyesopen.com>
12209 PR rtl-optimization/28173
12210 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12211 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12212 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12213 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12214 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12216 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12218 * builtins.c (fold_builtin_load_exponent): New.
12219 (fold_builtin_2): Use it.
12221 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12223 PR rtl-optimization/30773
12224 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12225 if we fail to attach a REG_EQUIV note.
12227 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12228 Roger Sayle <roger@eyesopen.com>
12230 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12232 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12234 * calls.c (initialize_argument_information): Pass original EXP
12235 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12236 code to split complex arguments here, as part of initializing the
12238 (expand_call): Remove code that builds a list of arguments and
12239 inserts implicit arguments into it. Instead, just count how many
12240 implicit arguments there will be so we can determine the size of
12241 the ARGS array, and let initialize_argument_information do the work.
12242 (split_complex_values): Delete unused function.
12244 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12246 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12248 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12250 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12251 for arg pointer based indexed addressing.
12253 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12255 * config/ia64/ia64.h, config/ia64/ia64.md,
12256 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12257 spelling conventions.
12259 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12261 * config/m68k/m68k.c (split_di): New.
12262 * config/m68k/m68k-protos.h: Declare split_di.
12263 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12264 Improve predicate handling and split constant shifts.
12266 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12268 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12269 parameter for register bitfield operations, general predicates
12272 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12274 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12275 * config/m68k/linux-unwind.h: New file.
12277 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12279 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12280 config/i386/athlon.md, config/ia64/ia64.md,
12281 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12282 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12283 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12284 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12285 tree-vect-transform.c: Fix comment typos.
12287 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12289 * sched-deps.c (find_insn_list): Remove.
12290 * sched-int.h: Remove the prototype for find_insn_list.
12292 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12294 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12296 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12297 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12298 darwin_rs6000_override_options.
12299 (C_COMMON_OVERRIDE_OPTIONS): Expect
12300 darwin_macosx_version_min to be non-NULL always.
12301 (TARGET_C99_FUNCTIONS): Likewise.
12302 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12303 (DARWIN_MINVERSION_SPEC): New.
12304 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12305 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12307 (DARWIN_MINVERSION_SPEC): New.
12308 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12310 * config/darwin-c.c (darwin_cpp_builtins): Expect
12311 darwin_macosx_version_min to be non-NULL always.
12313 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12315 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12317 * config/i386/i386.h (x86_use_xchgb): New.
12318 (TARGET_USE_XCHGB): New macro.
12319 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12320 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12321 Split after reload into bswaphi for shifts of 8.
12322 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12323 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12324 or when optimizing for size.
12326 2007-02-16 Richard Guenther <rguenther@suse.de>
12327 Christian Bruel <christian.bruel@st.com>
12329 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12330 DECLs but prefer SSA_NAMEs over DECLs.
12332 2007-02-16 Richard Guenther <rguenther@suse.de>
12334 * tree-flow-inline.h (single_imm_use_p): Remove.
12335 (zero_imm_uses_p): Likewise.
12336 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12337 instead of single_imm_use_p.
12338 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12341 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12344 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12345 nested double- and backquotes.
12347 2007-02-15 Roger Sayle <roger@eyesopen.com>
12349 PR middle-end/30391
12350 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12351 should be unreachable.
12352 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12353 For the time being redirect GIMPLE_MODIFY_STMT to the new
12354 (renamed) build_gimple_modify_stmt_stat.
12355 (build2_gimple_stat): Rename to...
12356 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12357 Always build a GIMPLE_MODIFY_STMT node.
12358 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12359 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12362 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12363 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12364 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12365 expand_complex_div_wide): Likewise.
12366 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12367 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12368 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12369 * tree-ssa-loop-manip.c (create_iv): Likewise.
12370 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12371 abs_replacement): Likewise.
12372 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12373 realify_fake_stores): Likewise.
12375 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12376 node rather than a GIMPLE_MODIFY_STMT node.
12377 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12378 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12380 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12381 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12382 GIMPLE_MODIFY_STMT.
12384 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12386 PR middle-end/30433
12387 * fold-const.c (fold_comparison): Add back the
12388 folding of constant complex comparisions.
12390 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12392 PR middle-end/30729
12393 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12394 effects unknown to this function, return early.
12396 2007-02-15 Ian Lance Taylor <iant@google.com>
12398 * lower-subreg.c (move_eh_region_note): New static function.
12399 (resolve_simple_move): Call it.
12400 (decompose_multiword_subregs): Track blocks for which we resolve a
12401 simple move which is also a control flow insn. Pass them to
12402 find_many_sub_basic_blocks.
12403 (pass_lower_subreg): Add TODO_verify_flow.
12404 (pass_lower_subreg2): Likewise.
12406 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12407 Brooks Moses <brooks.moses@codesourcery.com>
12408 Lee Millward <lee.millward@codesourcery.com>
12410 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12411 (VL_EXP_CLASS_P): New.
12412 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12414 (TREE_OPERAND_CHECK_CODE): Likewise.
12415 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12416 (TREE_RTL_OPERAND_CHECK): Likewise.
12417 (tree_operand_check_failed): Make second parameter the whole tree
12418 instead of its code. Fixed callers.
12419 (VL_EXP_CHECK): New.
12420 (TREE_OPERAND_LENGTH): New.
12421 (VL_EXP_OPERAND_LENGTH): New.
12422 (CALL_EXPR_FN): New.
12423 (CALL_EXPR_STATIC_CHAIN): New.
12424 (CALL_EXPR_ARGS): New.
12425 (CALL_EXPR_ARG): New.
12426 (call_expr_nargs): New.
12427 (CALL_EXPR_ARGP): New.
12428 (build_nt_call_list): Declare.
12429 (build_vl_exp_stat): Declare.
12430 (build_vl_exp): New.
12431 (build_call_list): Declare.
12432 (build_call_nary): Declare.
12433 (build_call_valist): Declare.
12434 (build_call_array): Declare.
12435 (call_expr_arg): Declare.
12436 (call_expr_argp): Declare.
12437 (call_expr_arglist): Declare.
12438 (fold_build_call_list): Declare.
12439 (fold_build_call_list_initializer): Declare.
12440 (fold_call_expr): Declare to replace fold_builtin.
12441 (fold_builtin_fputs): Update to agree with modified definition.
12442 (fold_builtin_strcpy): Likewise.
12443 (fold_builtin_strncpy): Likewise.
12444 (fold_builtin_memory_chk): Likewise.
12445 (fold_builtin_stxcpy_chk): Likewise.
12446 (fold_builtin_strncpy_chk): Likewise.
12447 (fold_builtin_next_arg): Likewise.
12448 (fold_build_call_expr): Declare.
12449 (fold_builtin_call_list): Declare.
12450 (fold_builtin_call_valist): Declare.
12451 (build_call_expr): Declare.
12452 (validate_arglist): Update to agree with modified definition.
12453 (tree_operand_length): New.
12454 (call_expr_arg_iterator): New.
12455 (init_call_expr_arg_iterator): New.
12456 (next_call_expr_arg): New.
12457 (first_call_expr_arg): New.
12458 (more_call_expr_args_p): New.
12459 (FOR_EACH_CALL_EXPR_ARG): New.
12461 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12462 and tcc_gimple_stmt.
12463 (tree_code_size): Update documentation. Use sizeof (tree) rather
12464 than sizeof (char *).
12465 (tree_size): Likewise. Add case for tcc_vl_exp.
12466 (tree_node_structure): Add case for tcc_vl_exp.
12467 (contains_placeholder_p): Likewise.
12468 (substitute_in_expr): Likewise.
12469 (substitute_placeholder_in_expr): Likewise.
12470 (stabilize_reference_1): Likewise.
12471 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12472 to diagnose breakage of this interface for constructing CALL_EXPRs.
12473 (build_nt): Add similar assertion here.
12474 (build_nt_call_list): New.
12475 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12476 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12478 (get_callee_fndecl): Use new CALL_EXPR accessors.
12479 (tree_operand_check_failed): Change parameters to pass entire node
12480 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12481 (process_call_operands): New.
12482 (build_vl_exp_stat): New.
12483 (build_call_list): New.
12484 (build_call_nary): New.
12485 (build_call_valist): New.
12486 (build_call_array): New.
12487 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12488 (call_expr_arglist): New.
12490 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12491 tcc_vl_exp instead of a fixed-size tcc_expression.
12493 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12494 accessors for CALL_EXPRs.
12495 (AGGR_INIT_EXPR): Likewise.
12497 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12498 Brooks Moses <brooks.moses@codesourcery.com>
12499 Lee Millward <lee.millward@codesourcery.com>
12501 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12502 (expand_builtin_nonlocal_goto): Change parameter to be entire
12503 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12504 (expand_builtin_prefetch): Likewise.
12505 (expand_builtin_classify_type): Likewise.
12506 (mathfn_built_in): Return NULL_TREE instead of 0.
12507 (expand_errno_check): Use new CALL_EXPR accessors.
12508 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12509 Return NULL_RTX instead of 0.
12510 (expand_builtin_mathfn_2): Likewise.
12511 (expand_builtin_mathfn_3): Likewise.
12512 (expand_builtin_interclass_mathfn): Likewise.
12513 (expand_builtin_sincos): Likewise.
12514 (expand_builtin_cexpi): Likewise.
12515 (expand_builtin_int_roundingfn): Likewise.
12516 (expand_builtin_int_roundingfn_2): Likewise.
12517 (expand_builtin_pow): Likewise.
12518 (expand_builtin_powi): Likewise.
12519 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12520 of arglist, fixing callers appropriately. Use new CALL_EXPR
12521 accessors and constructors. Return NULL_RTX instead of 0.
12522 (expand_builtin_strstr): Likewise.
12523 (expand_builtin_strchr): Likewise.
12524 (expand_builtin_strrchr): Likewise.
12525 (expand_builtin_strpbrk): Likewise.
12526 (expand_builtin_memcpy): Likewise.
12527 (expand_builtin_mempcpy): Likewise.
12528 (expand_builtin_mempcpy_args): New.
12529 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12530 (expand_builtin_memmove_args): New.
12531 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12532 (expand_movstr): Likewise.
12533 (expand_builtin_strcpy): Likewise.
12534 (expand_builtin_strcpy_args): New.
12535 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12536 (expand_builtin_strncpy): Likewise.
12537 (expand_builtin_memset): Likewise.
12538 (expand_builtin_memset_args): New.
12539 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12540 (expand_builtin_memcmp): Likewise.
12541 (expand_builtin_strcmp): Likewise.
12542 (expand_builtin_strncmp): Likewise.
12543 (expand_builtin_strcat): Likewise.
12544 (expand_builtin_strncat): Likewise.
12545 (expand_builtin_strspn): Likewise.
12546 (expand_builtin_strcspn): Likewise.
12547 (expand_builtin_args_info): Likewise.
12548 (expand_builtin_va_start): Likewise.
12549 (gimplify_va_arg_expr): Likewise.
12550 (expand_builtin_va_end): Likewise.
12551 (expand_builtin_va_copy): Likewise.
12552 (expand_builtin_frame_address): Likewise.
12553 (expand_builtin_alloca): Likewise.
12554 (expand_builtin_bswap): Likewise.
12555 (expand_builtin_unop): Likewise.
12556 (expand_builtin_fputs): Likewise.
12557 (expand_builtin_expect): Likewise.
12558 (expand_builtin_fabs): Likewise.
12559 (expand_builtin_copysign): Likewise.
12560 (expand_builtin_printf): Likewise.
12561 (expand_builtin_fprintf): Likewise.
12562 (expand_builtin_sprintf): Likewise.
12563 (expand_builtin_init_trampoline): Likewise.
12564 (expand_builtin_signbit): Likewise.
12565 (expand_builtin_fork_or_exec): Likewise.
12566 (expand_builtin_sync_operation): Likewise.
12567 (expand_builtin_compare_and_swap): Likewise.
12568 (expand_builtin_lock_test_and_set): Likewise.
12569 (expand_builtin_lock_release): Likewise.
12570 (expand_builtin): Likewise.
12571 (builtin_mathfn_code): Likewise.
12573 (fold_builtin_constant_p): Pass call arguments individually instead
12574 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12575 accessors and constructors. Return NULL_TREE instead of 0.
12576 (fold_builtin_expect): Likewise.
12577 (fold_builtin_classify_type): Likewise.
12578 (fold_builtin_strlen): Likewise.
12579 (fold_builtin_nan): Likewise.
12580 (integer_valued_real_p): Likewise.
12581 (fold_trunc_transparent_mathfn): Likewise.
12582 (fold_fixed_mathfn): Likewise.
12583 (fold_builtin_cabs): Likewise.
12584 (fold_builtin_sqrt): Likewise.
12585 (fold_builtin_cbrt): Likewise.
12586 (fold_builtin_cos): Likewise.
12587 (fold_builtin_cosh): Likewise.
12588 (fold_builtin_tan): Likewise.
12589 (fold_builtin_sincos): Likewise.
12590 (fold_builtin_cexp): Likewise.
12591 (fold_builtin_trunc): Likewise.
12592 (fold_builtin_floor): Likewise.
12593 (fold_builtin_ceil): Likewise.
12594 (fold_builtin_round): Likewise.
12595 (fold_builtin_int_roundingfn): Likewise.
12596 (fold_builtin_bitop): Likewise.
12597 (fold_builtin_bswap): Likewise.
12598 (fold_builtin_logarithm): Likewise.
12599 (fold_builtin_hypot): Likewise.
12600 (fold_builtin_pow): Likewise.
12601 (fold_builtin_powi): Likewise.
12602 (fold_builtin_exponent): Likewise.
12603 (fold_builtin_memset): Likewise.
12604 (fold_builtin_bzero): Likewise.
12605 (fold_builtin_memory_op): Likewise.
12606 (fold_builtin_bcopy): Deleted; call site changed to invoke
12607 fold_builtin_memory_op directly.
12608 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12609 (fold_builtin_strncpy): Likewise.
12610 (fold_builtin_memcmp): Likewise.
12611 (fold_builtin_strcmp): Likewise.
12612 (fold_builtin_strncmp): Likewise.
12613 (fold_builtin_signbit): Likewise.
12614 (fold_builtin_copysign): Likewise.
12615 (fold_builtin_isascii): Likewise.
12616 (fold_builtin_toascii): Likewise.
12617 (fold_builtin_isdigit): Likewise.
12618 (fold_builtin_fabs): Likewise.
12619 (fold_builtin_abs): Likewise.
12620 (fold_builtin_fmin_fmax): Likewise.
12621 (fold_builtin_carg): Likewise.
12622 (fold_builtin_classify): Likewise.
12623 (fold_builtin_unordered_cmp): Likewise.
12625 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12626 New functions split out from fold_builtin_1.
12627 (fold_builtin_n): New.
12628 (fold_builtin_varargs): New.
12629 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12631 (fold_call_expr): New.
12632 (build_function_call_expr): Rewrite to use new helper function.
12633 (fold_builtin_call_list): New.
12634 (build_call_expr): New.
12635 (fold_builtin_call_valist): New.
12636 (rewrite_call_expr): New.
12637 (validate_arg): New.
12638 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12639 of an arglist. Change return type to bool. Use new CALL_EXPR
12642 (fold_builtin_strstr): Pass call arguments individually instead
12643 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12644 accessors and constructors. Return NULL_TREE instead of 0.
12645 (fold_builtin_strchr): Likewise.
12646 (fold_builtin_strrchr): Likewise.
12647 (fold_builtin_strpbrk): Likewise.
12648 (fold_builtin_strcat): Likewise.
12649 (fold_builtin_strncat): Likewise.
12650 (fold_builtin_strspn): Likewise.
12651 (fold_builtin_strcspn): Likewise.
12652 (fold_builtin_fputs): Likewise.
12653 (fold_builtin_next_arg): Likewise.
12654 (fold_builtin_sprintf): Likewise.
12656 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12657 NULL_RTX instead of 0.
12658 (expand_builtin_memory_chk): Likewise.
12659 (maybe_emit_chk_warning): Likewise.
12660 (maybe_emit_sprintf_chk_warning): Likewise.
12662 (fold_builtin_object_size): Pass call arguments individually instead
12663 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12664 accessors and constructors. Return NULL_TREE instead of 0.
12665 (fold_builtin_memory_chk): Likewise.
12666 (fold_builtin_stxcpy_chk): Likewise.
12667 (fold_builtin_strncpy_chk): Likewise.
12668 (fold_builtin_strcat_chk): Likewise.
12669 (fold_builtin_strcat_chk): Likewise.
12670 (fold_builtin_strncat_chk): Likewise.
12671 (fold_builtin_sprintf_chk): Likewise.
12672 (fold_builtin_snprintf_chk): Likewise.
12673 (fold_builtin_printf): Likewise.
12674 (fold_builtin_vprintf): Likewise.
12676 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12678 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12679 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12680 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12681 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12682 (fold_unary): Likewise.
12683 (fold_binary): Likewise.
12684 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12685 ternary expressions.
12686 (fold): Add logic for tcc_vl_exp.
12687 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12688 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12689 (fold_build3_stat): Add assertion to flag broken interface for
12690 constructing CALL_EXPRs.
12691 (fold_build_call_list): New.
12692 (fold_build_call_list_initializer): New.
12693 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12695 (fold_strip_sign_ops): Likewise.
12697 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12698 Brooks Moses <brooks.moses@codesourcery.com>
12699 Lee Millward <lee.millward@codesourcery.com>
12701 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12702 accessors and dump arguments explicitly.
12704 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12706 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12708 (print_call_name): Use new CALL_EXPR accessors.
12710 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12711 CALL_EXPR arguments explicitly instead of as a list. Use
12712 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12714 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12715 (vrp_visit_stmt): Likewise.
12717 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12718 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12720 (force_move_till_expr): Likewise.
12722 * targhooks.c (default_external_stack_protect_fail): Use
12723 build_call_expr instead of build_function_call_expr.
12724 (default_hidden_stack_protect_fail): Likewise.
12726 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12729 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12730 and walk arguments explicitly.
12732 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12733 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12734 (expand_simple_operations): Likewise.
12735 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12737 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12738 of TREE_CODE_LENGTH.
12739 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12741 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12742 instead of TREE_CODE_LENGTH.
12744 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12745 (tree_ic_transform): Likewise.
12746 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12747 parameter instead of arglist. Fix callers.
12748 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12749 (tree_stringops_transform): Likewise.
12750 (tree_indirect_call_to_profile): Likewise.
12751 (tree_stringops_values_to_profile): Likewise.
12753 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12754 (eliminate_tail_call): Likewise.
12756 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12758 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12759 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12761 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12763 * omp-low.c (build_omp_barrier): Use build_call_expr.
12764 (lower_rec_input_clauses): Likewise.
12765 (lower_reduction_clauses): Likewise.
12766 (expand_parallel_call): Likewise.
12767 (maybe_catch_exception): Likewise.
12768 (expand_omp_for_generic): Likewise.
12769 (expand_omp_for_static_nochunk): Likewise.
12770 (expand_omp_sections): Likewise.
12771 (lower_omp_single_simple): Likewise.
12772 (lower_omp_single_copy): Likewise.
12773 (lower_omp_master): Likewise.
12774 (lower_omp_ordered): Likewise.
12775 (lower_omp_critical): Likewise.
12777 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12778 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12780 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12781 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12782 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12784 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12785 and generalize to handle any number of operands.
12786 (chrec_contains_undetermined): Likewise.
12787 (tree_contains_chrecs): Likewise.
12788 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12790 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12792 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12793 fold_call_expr instead of fold_builtin.
12794 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12795 match declarations there.
12796 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12799 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12800 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12802 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12803 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12805 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12808 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12809 (execute_cse_sincos): Use new CALL_EXPR accessors.
12811 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12813 * gimple-low.c (lower_function_body): Use build_call_expr.
12814 (lower_builtin_setjmp): Likewise.
12816 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12817 (set_storage_via_libcall): Likewise.
12818 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12819 instead of TREE_CODE_LENGTH.
12820 (expand_expr_real_1): Use new CALL_EXPR accessors.
12822 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12823 generalize to handle any number of operands.
12824 (TB_parent_eq): Likewise.
12826 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12827 (strip_builtin_expect): Likewise.
12829 * function.c (gimplify_parameters): Use build_call_expr.
12831 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12832 instead of TREE_CODE_LENGTH.
12834 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12835 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12837 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12840 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12841 (gimplify_decl_expr): Likewise.
12842 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12843 Use new CALL_EXPR iterators.
12844 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12845 (gimplify_modify_expr_to_memset): Likewise.
12846 (gimplify_variable_sized_compare): Likewise.
12847 (gimplify_omp_atomic_fetch_op): Likewise.
12848 (gimplify_omp_atomic_pipeline): Likewise.
12849 (gimplify_omp_atomic_mutex): Likewise.
12850 (gimplify_function_tree): Likewise.
12852 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12853 (call_expr_flags): Likewise.
12854 (expand_call): Likewise.
12856 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12857 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12860 * coverage.c (create_coverage): Use build_call_expr.
12862 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12863 (temp_call_expr_obstack): New.
12864 (pool_copy_list): Delete.
12865 (temp_copy_call_expr): New.
12866 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12867 CALL_EXPR accessors. Get rid of special goo for copying argument
12868 lists and use temp_copy_call_expr instead.
12869 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12870 CALL_EXPR accessors.
12871 (create_expression_by_pieces): Likewise. Use build_call_array
12872 to construct the result instead of fold_build3.
12873 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12874 dealing with argument lists.
12875 (init_pre): Remove references to expression_node_pool and
12876 list_node_pool. Init temp_call_expr_obstack instead.
12877 (fini_pre): Remove references to expression_node_pool and
12880 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12881 and walk arguments explicitly instead of as a list.
12883 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12884 (mx_register_decls): Likewise.
12885 (mudflap_register_call): Likewise.
12886 (mudflap_finish_file): Likewise.
12888 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12889 (ipa_callsite_compute_param): Likewise.
12891 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12892 accessors and constructor.
12894 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12895 accessors and constructor.
12896 (convert_tramp_reference): Likewise.
12897 (convert_call_expr): Likewise.
12898 (finalize_nesting_tree_1): Likewise.
12900 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12903 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12905 * tree-inline.c (initialize_inlined_parameters): Pass entire
12906 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12908 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12909 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12911 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12912 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12913 (vectorizable_reduction): Likewise.
12914 (vectorizable_call): Use new CALL_EXPR iterators.
12915 (vectorizable_conversion): Use build_call_expr.
12916 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12917 (vect_gen_widened_results_half): Use build_call_expr.
12918 (vect_setup_realignment): Likewise.
12919 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12921 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12922 (pass_through_call): Likewise.
12923 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12926 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12927 (tree_gen_pow2_profiler): Likewise.
12928 (tree_gen_one_value_profiler): Likewise.
12929 (tree_gen_ic_func_profiler): Likewise.
12930 (tree_gen_average_profiler): Likewise.
12931 (tree_gen_ior_profiler): Likewise.
12933 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12934 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12935 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12937 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12938 of TREE_CODE_LENGTH.
12940 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12941 of TREE_CODE_LENGTH.
12943 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12945 (convert_to_integer): Likewise.
12947 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12950 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12951 Brooks Moses <brooks.moses@codesourcery.com>
12952 Lee Millward <lee.millward@codesourcery.com>
12954 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12956 * config/frv/frv.c (frv_expand_builtin): Likewise.
12957 * config/s390/s390.c (s390_expand_builtin): Likewise.
12959 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12960 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12962 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12963 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12964 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12965 (ix86_expand_store_builtin): Likewise.
12966 (ix86_expand_unop_builtin): Likewise.
12967 (ix86_expand_unop1_builtin): Likewise.
12968 (ix86_expand_sse_compare): Likewise.
12969 (ix86_expand_sse_comi): Likewise.
12970 (ix86_expand_vec_init_builtin): Likewise.
12971 (ix86_expand_vec_ext_builtin): Likewise.
12972 (ix86_expand_vec_set_builtin): Likewise.
12973 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12975 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12976 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12978 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12979 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12980 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12982 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12984 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12985 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12986 arglist. Use new CALL_EXPR accessors. Fix callers.
12987 (altivec_expand_abs_builtin): Likewise.
12988 (rs6000_expand_binop_builtin): Likewise.
12989 (altivec_expand_predicate_builtin): Likewise.
12990 (altivec_expand_lv_builtin): Likewise.
12991 (spe_expand_stv_builtin): Likewise.
12992 (altivec_expand_stv_builtin): Likewise.
12993 (rs6000_expand_ternop_builtin): Likewise.
12994 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12995 (altivec_expand_st_builtin): Likewise.
12996 (altivec_expand_dst_builtin): Likewise.
12997 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12998 arglist. Use new CALL_EXPR accessors. Fix callers.
12999 (altivec_expand_vec_set_builtin): Likewise.
13000 (altivec_expand_vec_ext_builtin): Likewise.
13001 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13002 (spe_expand_builtin): Likewise.
13003 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13004 arglist. Use new CALL_EXPR accessors. Fix callers.
13005 (spe_expand_evsel_builtin): Likewise.
13006 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13007 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13009 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13010 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13011 (arm_expand_unop_builtin): Likewise.
13012 (arm_expand_builtin): Use new CALL_EXPR accessors.
13014 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13017 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
13018 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13019 (bfin_expand_unop_builtin): Likewise.
13020 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13022 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13023 Brooks Moses <brooks.moses@codesourcery.com>
13024 Lee Millward <lee.millward@codesourcery.com>
13026 * c-semantics.c (build_stmt): Add internal diagnostic check.
13028 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13029 accessors. Print arguments explicitly instead of as a list.
13031 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13033 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13034 (c_finish_omp_flish): Likewise.
13036 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13037 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13038 instead of TREE_CODE_LENGTH.
13039 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13040 (c_warn_unused_result): Likewise.
13042 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13045 * doc/invoke.texi (Warning Options): Remove
13046 -Werror-implicit-function-declaration.
13047 (Wimplicit-function-declaration): Update description.
13048 * opts.c (common_handle_option): Move handling of -Werror=* to...
13049 (enable_warning_as_error): ...here.
13050 * opts.h (enable_warning_as_error): Declare.
13051 * c-decl.c (implicit_decl_warning): Unless
13052 -Wno-implicit-function-declaration is given, emit a pedwarn if
13053 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13054 * c.opt (Wimplicit-function-declaration): Replace
13055 mesg_implicit_function_declaration with
13056 warn_implicit_function_declaration.
13057 * c-opts.c (c_common_handle_option):
13058 -Werror-implicit-function-declaration is exactly equal as
13059 -Werror=implicit-function-declaration.
13060 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13061 warn_implicit_function_declaration.
13062 (c_common_post_options): -Wimplict-function-declaration is enabled
13063 by default by -std=c99, otherwise is disabled by default.
13064 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13066 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13068 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13069 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13070 former is ignored but not the latter.
13072 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13074 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13075 is made and the reference doesn't use the alias set of its type,
13076 do not create the temporary using that type.
13078 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13080 * jump.c: Remove prototypes for delete_computation and
13081 delete_prior_computation.
13083 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13085 * jump.c (get_label_after): Delete.
13086 (get_label_before, delete_computation, delete_jump,
13087 delete_prior_computation, follow_jumps): Move...
13088 * reorg.c (delete_computation, delete_prior_computation): ... here...
13089 (get_label_before, delete_jump): ... making these static ...
13090 (follow_jumps): ... and simplifying this since it only runs after
13092 * rtl.h (get_label_after, get_label_before, delete_jump,
13093 follow_jumps): Delete prototypes.
13095 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13097 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13099 2007-02-15 Nick Clifton <nickc@redhat.com>
13101 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13102 order to prevent it from being munged by the target.
13104 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13106 * config/i386/i386.md: Remove misleading comment.
13108 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13110 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13111 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13114 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13116 * tree-sra.c (instantiate_missing_elements): Canonicalize
13118 (sra_build_assignment): New.
13119 (generate_copy_inout, generate_element_copy,
13120 generate_element_zero, generate_one_element_init): Use it.
13122 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13124 * tree-sra.c (instantiate_missing_elements): Canonicalize
13126 (sra_build_assignment): New.
13127 (generate_copy_inout, generate_element_copy,
13128 generate_element_zero, generate_one_element_init): Use it.
13130 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13132 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13135 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13137 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13138 types as aggregates not scalars.
13139 * function.c (assign_stack_temp_for_type): Likewise.
13141 2007-02-14 Roger Sayle <roger@eyesopen.com>
13142 Zdenek Dvorak <dvorakz@suse.cz>
13144 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13147 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13149 * passes.c (next_pass_1): Clear the next field of the copied
13152 2007-02-14 Richard Henderson <rth@redhat.com>
13154 * tree-sra.c (early_sra): New.
13155 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13156 (tree_sra_early, pass_sra_early): New.
13157 * tree-pass.h (pass_sra_early): Declare.
13158 * passes.c (init_optimization_passes): Use it.
13160 2007-02-14 Richard Guenther <rguenther@suse.de>
13162 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13164 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13166 PR tree-optimization/30771
13167 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13169 (vect_analyze_operations): Induction phis can now be marked as
13171 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13172 Update documentation accordingly.
13174 2007-02-14 Nick Clifton <nickc@redhat.com>
13176 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13177 most 3 arguments are supported.
13178 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13180 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13182 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13183 Ensure dst->current is valid.
13185 2007-02-13 Paul Brook <paul@codesourcery.com>
13187 * config.gcc: Add arm*-*-uclinux-*eabi.
13188 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13189 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13190 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13191 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13192 (LINK_SPEC): Define.
13193 (LIB_SPEC): Define.
13194 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13196 * config/arm/uclinux-eabi.h: New file.
13197 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13198 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13201 2007-02-13 Ian Lance Taylor <iant@google.com>
13203 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13204 * flags.h (warn_strict_overflow): Declare.
13205 (enum warn_strict_overflow_code): Define.
13206 (issue_strict_overflow_warning): New static inline function.
13207 * opts.c (warn_strict_overflow): New variable.
13208 (common_handle_option): Handle OPT_Wstrict_overflow and
13209 OPT_Wstrict_overflow_.
13210 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13212 * fold-const.c: Include intl.h.
13213 (fold_deferring_overflow_warnings): New static variable.
13214 (fold_deferred_overflow_warning): New static variable.
13215 (fold_deferred_overflow_code): New static variable.
13216 (fold_defer_overflow_warnings): New function.
13217 (fold_undefer_overflow_warnings): New function.
13218 (fold_undefer_and_ignore_overflow_warnings): New function.
13219 (fold_deferring_overflow_warnings_p): New function.
13220 (fold_overflow_warning): New static function.
13221 (make_range): Add strict_overflow_p parameter. Change all
13223 (extract_muldiv, extract_muldiv_1): Likewise.
13224 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13225 tree_expr_nonnegative_p.
13226 (fold_negate_expr): Call fold_overflow_warning.
13227 (fold_range_test): Likewise.
13228 (fold_comparison): Likewise.
13229 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13230 instead of tree_expr_nonnegative_p.
13231 (tree_expr_nonnegative_warnv_p): Rename from
13232 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13233 (tree_expr_nonnegative_p): New function.
13234 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13235 strict_overflow_p parameter.
13236 (tree_expr_nonzero_p): New function.
13237 * passes.c (verify_interpass_invariants): New static function.
13238 (execute_one_pass): Call it.
13239 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13241 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13242 (estimate_numbers_of_iterations): Likewise.
13243 (scev_probably_wraps_p): Likewise.
13244 * tree-ssa-ccp.c: Include "toplev.h".
13245 (evaluate_stmt): Defer fold overflow warnings until we know we are
13247 (struct fold_stmt_r_data): Add stmt field.
13248 (fold_stmt_r): Defer fold overflow warnings until we know we
13250 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13251 (fold_stmt_inplace): Likewise.
13252 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13253 (cleanup_control_expr_graph): Defer fold overflow warnings until
13254 we know we are going to optimize.
13255 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13256 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13258 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13259 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13260 * tree-ssa-loop-manip.c (create_iv): Likewise.
13261 * c-typeck.c (build_conditional_expr): Likewise.
13262 (build_binary_op): Likewise.
13263 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13264 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13265 (extract_range_from_unary_expr): Likewise.
13266 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13267 assuming that signed overflow does not occur.
13268 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13269 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13270 (fold_defer_overflow_warnings): Declare.
13271 (fold_undefer_overflow_warnings): Declare.
13272 (fold_undefer_and_ignore_overflow_warnings): Declare.
13273 (fold_deferring_overflow_warnings_p): Declare.
13274 (tree_expr_nonzero_warnv_p): Declare.
13275 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13276 of warning options.
13277 (Warning Options): Document -Wstrict-overflow.
13278 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13279 (tree-ssa-ccp.o): Likewise.
13280 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13281 (fold-const.o): Depend on intl.h.
13283 2007-02-13 Ian Lance Taylor <iant@google.com>
13285 PR middle-end/30751
13286 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13289 2007-02-13 Stuart Hastings <stuart@apple.com>
13291 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13293 2007-02-13 Richard Henderson <rth@redhat.com>
13295 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13296 handled_component_p before looking for the indirect_ref.
13298 2007-02-13 Richard Henderson <rth@redhat.com>
13300 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13301 remove flags clobber.
13302 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13303 (bswaphi_lowpart): New.
13304 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13305 remove TARGET_BSWAP test. Delete expander of the same name.
13307 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13308 (expand_unop): Use them.
13310 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13312 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13313 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13314 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13315 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13316 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13317 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13318 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13319 assembler dialect choice from asm templates.
13321 2007-02-12 Richard Henderson <rth@redhat.com>
13323 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13324 (fixuns_trunc<SSEMODEF>si2): Use it.
13325 * config/i386/sse.md (vec_setv4sf_0): Export.
13326 * config/i386/i386.c (ix86_build_const_vector): Export.
13327 (ix86_split_convert_uns_si_sse): Rename from
13328 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13329 * config/i386/i386-protos.h: Update.
13331 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13334 * c-typeck.c (c_finish_return): Improve warning message.
13336 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13338 * alias.c (find_symbolic_term): Delete unused function.
13340 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13342 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13343 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13344 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13346 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13348 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13349 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13350 the function, temporarily point the debug interface to the null one.
13352 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13354 * dwarf2out.c (round_up_to_align): New static function.
13355 (field_byte_offset): Use it to round the offset.
13357 2007-02-12 Richard Henderson <rth@redhat.com>
13359 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13360 (inswl_const): Export.
13362 2007-02-12 Richard Henderson <rth@redhat.com>
13364 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13365 result mode of the libcall, convert back to outmode.
13367 2007-02-12 Roger Sayle <roger@eyesopen.com>
13369 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13370 (bswapdi2): New define_expand to implement 32-bit implementation.
13372 2007-02-12 Nick Clifton <nickc@redhat.com>
13374 * doc/invoke.texi (Overall Options): Document --help=.
13375 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13376 (cc1_options): Pass --help= on to cc1.
13377 (display_help): Add description of --help=.
13378 (process_command): Add code to handle --help=. Allow translated
13379 --help and --target-help switches to be passed on to compiler
13381 (main): Remove unused if statement.
13382 * opts.c (columns): Remove.
13383 (LEFT_COLUMN): Define.
13384 (wrap_help): Add columns argument.
13385 (print_filtered_help): Change parameters to be an include bitmask,
13386 an exclude bitmask, an any bitmask and the column width. Move the
13387 code to display the params list here. Add code to display the
13388 status of options rather than their descriptions if the quiet flag
13390 (print_specific_help): Change parameters to be an include bitmask,
13391 an exclude bitmask and an any bitmask. Move code to look up the
13392 column width here. Decide upon the title for an options listing.
13393 (common_handle_options): Add code to handle --help=. Adapt code
13394 for --help and --target-help to use the revised form of the
13395 print_specific_help function.
13396 (print_help): Delete.
13397 (print_param_help): Delete.
13398 (print_switch): Delete.
13399 * opts.h (cl_lang_count): Add prototype.
13400 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13401 CL_MAX_OPTION_CLASS): New defines.
13402 * optc-gen.awk: Add construction of cl_lang_count.
13403 * c.opt: Add Warning attribute to warning options and Optimization
13404 attribute to optimization options.
13405 * common.opt: Likewise.
13407 Add -fhelp and -ftarget-help as aliases for the transformed --help
13408 and --target-help options.
13409 * opt-functions.awk: Add code to handle Warning and Optimization
13412 2007-02-12 Richard Henderson <rth@redhat.com>
13414 * config/alpha/constraints.md: New file.
13415 * config/alpha/alpha.c: Include tm-constrs.h.
13416 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13417 alpha_extra_constraint): Remove.
13418 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13419 * config/alpha/alpha-protos.h: Update.
13420 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13421 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13422 (EXTRA_CONSTRAINT): Remove.
13423 * config/alpha/alpha.md: Include constraints.md.
13424 (adddi splitter): Use satisfies_constraint_*.
13425 * config/alpha/predicates.md (add_operand): Likewise.
13426 (sext_add_operand, addition_operation): Likewise.
13428 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13430 PR tree-optimization/29145
13431 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13432 in our handling of restrict qualified pointers.
13434 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13437 * doc/invoke.texi (Wunused-value): Update description.
13438 (Wextra): Delete item.
13439 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13440 value of Wunused-value.
13441 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13442 (c_finish_stmt_expr): Don't check extra_warnings.
13443 (emit_side_effect_warnings): The caller is responsible to check
13446 2007-02-11 Roger Sayle <roger@eyesopen.com>
13447 Matt Thomas <matt@3am-software.com>
13449 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13451 2007-02-11 Roger Sayle <roger@eyesopen.com>
13453 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13454 comparisons of POPCOUNT against zero.
13455 (simplify_const_relational_operation): Likewise.
13457 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13459 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13461 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13463 * dwarf2out.c (root_type): Delete unused function.
13465 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13467 * genattrtab.c (contained_in_p): Delete unused function.
13468 (write_expr_attr_cache): Likewise.
13470 2007-02-11 Jan Hubicka <jh@suse.cz>
13472 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13475 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13477 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13478 to add the REG_EQ* note.
13479 * see.c (see_merge_one_use_extension): Likewise.
13480 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13481 turn REG_EQUAL notes into REG_EQUIV notes if the target
13482 register may have more than one set.
13483 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13484 * gcse.c (try_replace_reg): Likewise.
13485 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13486 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13487 more than one REG_EQUIV note.
13488 * reload1.c (gen_reload): Use set_unique_reg_note.
13490 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13492 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13493 (ix86_builtin_conversion): New function.
13495 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13498 * tree.h (DECL_REPLACEABLE_P): New macro.
13499 * except.c (set_nothrow_function_flags): Likewise.
13501 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13502 Ira Rosen <irar@il.ibm.com>
13503 Dorit Nuzman <dorit@il.ibm.com>
13505 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13506 * targhooks.c (default_builtin_vectorized_conversion): New.
13507 * targhooks.h (default_builtin_vectorized_function): New declaration.
13508 * target.h (struct vectorize): Add builtin_conversion field.
13509 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13510 stmt_vec_info_type value.
13511 (vectorizable_conversion): New declaration.
13512 * tree-vect-analyze.c (vect_analyze_operations): Add
13513 vectorizable_conversion call.
13514 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13515 * tree-vect-transform.c (vectorizable_conversion): New function.
13516 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13517 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13519 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13520 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13521 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13522 or ALTIVEC_BUILTIN_VCFSX.
13524 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13527 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13528 CONST_DOUBLE and operand 0 is a hard register.
13529 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13530 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13531 is a hard floating-point register.
13533 2007-02-10 Richard Henderson <rth@redhat.com>
13534 Jakub Jelinek <jakub@redhat.com>
13535 Alexandre Oliva <aoliva@redhat.com>
13537 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13538 * builtin-types.def (BT_WORD): Make unsigned.
13539 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13540 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13541 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13542 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13543 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13544 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13546 * expr.c (emutls_var_address): New.
13547 (expand_expr_real_1): Expand emulated tls.
13548 (expand_expr_addr_expr_1): Likewise.
13549 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13550 * output.h (emutls_finish): Declare.
13551 * toplev.c (compile_file): Call it.
13552 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13553 address before wrapping in CONST.
13554 * varasm.c (emutls_htab, emutls_object_type): New.
13555 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13556 (get_emutls_object_name, get_emutls_object_type): New.
13557 (get_emutls_init_templ_addr, emutls_decl): New.
13558 (emutls_common_1, emutls_finish): New.
13559 (assemble_variable): When emulating tls, swap decls; generate
13560 constructor for the emutls objects.
13561 (do_assemble_alias): When emulating tls, swap decl and target name.
13562 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13564 * varpool.c (decide_is_variable_needed): Look at force_output.
13565 Recurse for emulated tls.
13566 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13567 with decide_is_variable_needed.
13568 * emutls.c: New file.
13569 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13570 tls_object for real tls.
13572 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13574 PR rtl-optimization/29599
13575 * reload1.c (eliminate_regs_in_insn): Take the destination
13576 mode into account when computing the offset.
13578 2007-02-09 Stuart Hastings <stuart@apple.com>
13579 Richard Henderson <rth@redhat.com>
13581 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13582 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13583 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13584 fixuns_truncdfhi2): New.
13585 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13586 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13587 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13588 (floatunssidf2): Allow nonimmediate source.
13589 * config/i386/sse.md (movdi_to_sse): New.
13590 (vec_concatv2di): Drop '*'.
13591 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13592 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13593 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13595 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13596 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13597 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13598 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13599 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13600 ix86_build_const_vector.
13601 (x86_emit_floatuns): Rewrite.
13603 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13605 * genautomata.c (longest_path_length): Delete unused function.
13606 (struct state): Delete unused longest_path_length.
13607 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13608 (get_free_state): Delete unused.
13610 2007-02-09 Jan Hubicka <jh@suse.cz>
13612 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13613 * doc/invoke.texi (inline-unit-growth): Update default value.
13615 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13616 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13617 (rebuild_cgraph_edges): Likewise.
13618 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13619 (dump_cgraph_node): Dump frequencies.
13620 (cgraph_clone_edge): Add frequency scales.
13621 (cgraph_clone_node): Add freuqnecy.
13622 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13623 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13624 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13625 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13626 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13627 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13628 (save_inline_function_body): Likewise.
13629 * ipa-inline.c: inluce rtl.h
13630 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13631 (cgraph_edge_badness): Use frequencies.
13632 (cgraph_decide_recursive_inlining): Update clonning.
13633 (cgraph_decide_inlining_of_small_function): Dump frequency.
13634 * predict.c (estimate_bb_frequencies): Export.
13635 * predict.h (estimate_bb_frequencies): Declare.
13636 * tree-inline.c (copy_bb): Watch overflows.
13637 (expand_call_inline): Update call of cgraph_create_edge.
13638 (optimize_inline_calls): Use TODO flags to update frequnecies.
13639 * passes.h: Include predict.h
13640 (init_optimization_passes): Move profile ahead.
13641 (execute_function_todo): Handle TODO_rebuild_frequencies.
13643 2007-02-09 Roger Sayle <roger@eyesopen.com>
13645 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13646 the insbl or inswl pattern into a register.
13648 2007-02-09 Roger Sayle <roger@eyesopen.com>
13650 * config/ia64/ia64.md (bswapdi2): New define_insn.
13652 2007-02-09 Richard Henderson <rth@redhat.com>
13654 * config/i386/constraints.md (Ym): New constraint.
13655 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13656 (movdi_1_rex64): Split sse and xmm general register moves from
13657 memory move alternatives. Use conditional register constraints.
13658 (movsf_1, movdf_integer): Likewise.
13659 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13660 (movdf_integer_rex64): New.
13661 (pushsf_rex64): Fix output constraints.
13662 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13663 (sse2_stored): Likewise.
13664 (sse2_storeq_rex64): New.
13665 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13666 amd and not generic.
13667 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13668 for optimize_size. Remove SF/DFmode hack.
13670 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13672 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13675 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13676 Richard Sandiford <richard@codesourcery.com>
13678 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13679 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13680 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13681 m68k/t-mlib to tmake_file.
13682 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13683 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13684 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13685 Allow it to be cf or m68k. Set m68k_arch_family. If that
13686 variable is not empty, add t-$m68k_arch_family to tmake_file.
13687 Add t-mlibs to tmake_file.
13688 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13689 * config/m68k/t-cf: New file.
13690 * config/m68k/t-m68k: Likewise.
13691 * config/m68k/t-mlibs: Likewise.
13692 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13693 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13694 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13695 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13696 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13698 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13699 (INSTALL_LIBGCC): Delete.
13700 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13701 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13702 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13703 (M68K_MLIB_CPU): Define.
13704 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13705 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13706 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13708 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13709 Richard Guenther <rguenther@suse.de>
13711 PR middle-end/23361
13712 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13713 against INT_MIN/INT_MAX.
13714 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13715 file if a loop is removed.
13717 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13719 * calls.c (store_one_arg): Pass correct alignment to
13720 emit_push_insn for non-BLKmode values.
13721 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13722 unaligned stack slot via a suitably aligned slot.
13724 2007-02-08 DJ Delorie <dj@redhat.com>
13726 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13728 (legal_subregs): Use unsigned char, make const.
13729 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13731 2007-02-08 Paul Brook <paul@codesourcery.com>
13733 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13734 special interworking needed.
13736 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13738 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13739 conditional to __SSE2__.
13740 (Entries below should have been added to first ChangeLog
13741 entry for amdfam10 dated 2007-02-05)
13742 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13744 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13746 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13749 2007-02-08 DJ Delorie <dj@redhat.com>
13751 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13752 * config/m32c/m32c.c (legal_subregs): New.
13753 (m32c_illegal_subreg_p): New.
13754 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13755 unsupported subregs of hard regs.
13757 2007-02-08 Jan Hubicka <jh@suse.cz>
13759 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13760 the same one; always update histograms.
13762 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13764 * passes.c (init_optimization_passes): Tidy comment.
13766 2007-02-08 Roger Sayle <roger@eyesopen.com>
13768 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13769 strip zero_extend, bswap and rotates from POCOUNT's argument.
13770 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13771 zero_extend and rotates from PARITY's argument.
13772 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13773 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13774 of an integer constant at compile-time.
13776 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13779 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13781 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13784 * tree-ssa-live.c (remove_unused_locals): Do not remove
13785 TREE_ADDRESSABLE variables.
13786 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13787 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13788 FOR_CLOBBER. Update all users.
13789 If VAR has an associated alias set, add a virtual operand for
13790 it if no alias is found to conflict with the memory reference.
13792 2007-02-07 Jan Hubicka <jh@suse.cz>
13793 Robert Kidd <rkidd@crhc.uiuc.edu>
13795 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13797 2007-02-07 Ian Lance Taylor <iant@google.com>
13799 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13801 2007-02-07 Roger Sayle <roger@eyesopen.com>
13803 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13804 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13805 tablejumpdi, movsi_to_cr_one): Remove constraints from
13806 define_expand's match_operands.
13808 2007-02-07 Roger Sayle <roger@eyesopen.com>
13810 * global.c (compute_regsets): Move declatation of "i" inside of
13811 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13813 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13816 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13817 of INDIRECT_REF <RESULT_DECL>.
13819 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13821 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13822 Kaz Kojima <kkojima@gcc.gnu.org>
13825 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13827 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13829 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13831 * doc/loop.texi: Document possibility not to perform disambiguation
13832 of loops with multiple latches.
13833 * cfgloopmanip.c (alp_enum_p): Removed.
13834 (add_loop): Handle subloops. Use get_loop_body_with_size.
13835 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13836 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13837 the new forwarder block.
13838 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13839 Handle the case latch is NULL.
13840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13841 when marking loop exits.
13842 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13844 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13845 disambiguate_loops_with_multiple_latches.
13846 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13847 before fix_loop_structure.
13848 * cfgloop.c: Include pointer-set.h and output.h.
13849 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13850 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13851 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13852 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13853 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13854 disambiguate_multiple_latches, get_loop_body_with_size,
13855 disambiguate_loops_with_multiple_latches): New functions.
13856 (flow_loop_dump): Dump multiple latch edges.
13857 (flow_loop_nodes_find): Handle loops with multiple latches.
13858 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13859 (glb_enum_p): Modified.
13860 (get_loop_body): Use get_loop_body_with_size.
13861 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13862 (AVOID_CFG_MODIFICATIONS): New constant.
13863 (disambiguate_loops_with_multiple_latches, add_loop,
13864 get_loop_body_with_size): Declare.
13865 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13867 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13869 PR inline-asm/28686
13870 * global.c (compute_regsets): New function.
13871 (global_alloc): Refactored ELIMINABLE_REGSET
13872 and NO_GLOBAL_ALLOC_REGS computation out.
13873 (rest_of_handle_global_alloc): Call compute_regsets()
13874 for non-optimizing case.
13876 2007-02-06 Richard Henderson <rth@redhat.com>
13878 * config/i386/constraints.md (Y2): Rename from Y.
13879 (Yi): New constraint.
13880 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13881 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13882 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13883 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13884 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13885 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13886 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13887 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13888 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13889 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13890 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13891 vec_extractv2si_1): Change Y constraints to Y2.
13892 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13893 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13894 Change Y constraints to Y2.
13895 (sse2_loadld): Change Y constraints to x.
13897 2007-02-06 Roger Sayle <roger@eyesopen.com>
13899 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13900 (parity<mode>2): New define_expand using rs6000_emit_parity.
13901 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13902 rs6000_emit_parity): New functions.
13903 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13904 rs6000_emit_parity): Prototype here.
13906 2007-02-06 Ian Lance Taylor <iant@google.com>
13908 * lower-subreg.c (simple_move_operand): Reject CONST.
13909 (resolve_clobber): Call validate_change rather than directly
13910 assigning to XEXP (pat, 0).
13912 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13914 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13915 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13916 (tree-cfg.o): Remove hashtab.h dependency.
13918 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13919 (struct ivopts_data): Change niters to pointer_map_t.
13920 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13921 (niter_for_exit): Create pointer_map on demand. Change for
13923 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13924 (free_loop_data): Destroy data->niters if created and reset field.
13925 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13926 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13928 * tree-ssa-reassoc.c: Include pointer-set.h.
13929 (bb_rank): Change to long *.
13930 (operand_rank): Change to pointer_map_t.
13931 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13932 (insert_operand_rank): Accept long.
13933 (operand_entry_hash, operand_entry_eq): Remove.
13934 (get_rank): Return long. Adjust for changes above.
13935 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13937 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13939 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13940 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13941 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13943 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13944 directly since it cannot be NULL.
13945 (get_vi_for_tree): Rewrite for pointer_map API.
13946 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13947 (init_alias_vars): Create vi_for_tree as pointer_map.
13948 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13950 * tree-cfg.c: Don't include hashtab.h.
13951 (edge_to_cases): Declare as pointer_map.
13952 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13954 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13955 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13956 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13958 (record_switch_edge): Delete.
13959 (get_cases_for_edge): Adjust for pointer_map API, inline
13960 record_switch_edge (rewritten for new API), remove goto.
13962 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13964 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13965 * tree-nested.c: Include pointer-set.h.
13966 (var_map_elt, var_map_eq, var_map_hash): Delete.
13967 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13968 to pointer_map_t's.
13969 (nesting_info_bitmap_obstack): New.
13970 (lookup_field_for_decl): Adjust for pointer_map API.
13971 (lookup_tramp_for_decl): Adjust for pointer_map API.
13972 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13973 (get_local_debug_decl): Adjust for pointer_map API.
13974 (convert_nl_goto_reference): Adjust for pointer_map API.
13975 (convert_nl_goto_receiver): Adjust for pointer_map API.
13976 (create_nesting_tree): Create outside GGC space. Create bitmap on
13977 the new obstack. Create field_map and var_map as pointer_maps.
13978 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13980 (lower_nested_functions): Move root here, no need to NULL it.
13981 Initialize and release the obstack.
13983 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13985 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13986 Remove prototypes and make them non-static.
13987 (struct tree_int_map): Remove.
13988 * tree.h (struct tree_int_map): Move here, turning TO into an
13990 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13992 * tree.h (TREE_COMPLEXITY): Remove.
13993 (struct tree_exp): Remove complexity field.
13994 * tree.c (build1_stat): Don't set it.
13996 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13997 Victor Kaplansky <victork@il.ibm.com>
13999 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14000 (vect_is_simple_reduction): Support reduction with induction as
14001 one of the operands.
14002 (vect_is_simple_iv_evolution): Fix formatting.
14003 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14004 formatting. Don't mark induction phis for vectorization.
14005 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14006 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14007 (vect_get_vec_def_for_operand): Support induction.
14008 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14010 (vectorizable_reduction): Support reduction with induction as one of
14012 (vectorizable_type_demotion): Use def-type of stmt argument rather
14013 than dummy def-type.
14015 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14016 flag_tree_scev_cprop.
14017 * common.opt (tree-scev-cprop): New flag.
14019 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14020 call to vect_get_new_vect_var.
14022 2007-02-06 Ira Rosen <irar@il.ibm.com>
14024 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14025 vectype is not NULL.
14026 (vect_pattern_recog_1): Likewise.
14028 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14030 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14031 (fold_negate_expr): Likewise.
14033 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14036 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14037 even if cv-qualification is the same.
14039 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14041 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14042 __enable_execute_stack on completion.
14044 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14046 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14047 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14048 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14049 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14050 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14051 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14052 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14053 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14055 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14057 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14058 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14059 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14060 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14061 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14062 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14063 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14064 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14065 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14066 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14067 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14068 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14069 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14070 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14071 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14072 sqrtextenddfxf2_i387): Added amdfam10_decode.
14074 * config/i386/athlon.md (athlon_idirect_amdfam10,
14075 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14076 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14077 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14078 athlon_ivector_store_amdfam10): New define_insn_reservation.
14079 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14082 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14084 * config/i386/athlon.md (athlon_call_amdfam10,
14085 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14086 define_insn_reservation.
14087 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14088 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14089 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14091 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14093 * config/i386/athlon.md (athlon_sseld_amdfam10,
14094 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14095 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14097 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14099 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14100 define_insn_reservation.
14101 * config/i386/i386.md (sseins): Added sseins to define_attr type
14102 and define_attr unit.
14103 * config/i386/sse.md: Set type attribute to sseins for insertq
14106 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14108 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14109 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14110 ssecomi_load_amdfam10, ssecomi_amdfam10,
14111 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14112 define_insn_reservation.
14113 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14115 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14117 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14118 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14119 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14120 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14121 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14122 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14123 define_insn_reservation.
14125 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14126 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14127 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14128 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14129 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14131 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14133 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14134 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14135 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14136 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14137 athlon_ssemul_load_k8): Added amdfam10.
14139 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14141 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14142 (x86_sse_unaligned_move_optimal): New variable.
14144 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14146 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14147 for unaligned vector SSE double/single precision loads for AMDFAM10.
14149 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14151 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14152 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14153 Define TARGET_CPU_DEFAULT_amdfam10.
14154 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14155 (processor_type): Add PROCESSOR_AMDFAM10.
14157 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14158 processor_type in config/i386/i386.h.
14159 Enable imul peepholes for TARGET_AMDFAM10.
14161 * config.gcc: Add support for --with-cpu option for amdfam10.
14163 * config/i386/i386.c (amdfam10_cost): New variable.
14164 (m_AMDFAM10): New macro.
14165 (m_ATHLON_K8_AMDFAM10): New macro.
14166 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14167 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14168 x86_promote_QImode, x86_integer_DFmode_moves,
14169 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14170 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14171 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14172 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14173 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14174 Enable/disable for amdfam10.
14175 (override_options): Add amdfam10_cost to processor_target_table.
14176 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14177 processor_alias_table.
14178 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14179 (ix86_adjust_cost): Add code for amdfam10.
14181 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14183 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14184 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14185 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14186 * config/i386/i386.h: Add builtin definition for SSE4A.
14187 * config/i386/i386.md: Add support for ABM instructions
14188 (popcnt and lzcnt).
14189 * config/i386/sse.md: Add support for SSE4A instructions
14190 (movntss, movntsd, extrq, insertq).
14191 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14192 Add -march=amdfam10 flag.
14193 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14194 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14196 * doc/extend.texi: Add documentation for SSE4A builtins.
14198 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14200 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14202 2007-02-05 Richard Guenther <rguenther@suse.de>
14204 * tree-vectorizer.h (vectorizable_function): Add argument type
14205 argument, change return type.
14206 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14207 * tree-vect-transform.c (vectorizable_function): Handle extra
14208 argument, return vectorized function decl.
14209 (build_vectorized_function_call): Remove.
14210 (vectorizable_call): Handle calls with result and argument types
14211 differing. Handle loop vectorization factor correctly.
14212 * targhooks.c (default_builtin_vectorized_function): Adjust for
14214 * targhooks.h (default_builtin_vectorized_function): Likewise.
14215 * target.h (builtin_vectorized_function): Add argument type
14217 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14218 extra argument, allow vectorizing of lrintf.
14219 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14220 documentation of target hook.
14222 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14225 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14226 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14227 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14229 2007-02-05 Roger Sayle <roger@eyesopen.com>
14231 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14232 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14233 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14234 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14235 before canonicalizing sincos to cexpi.
14236 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14238 2007-02-05 Roger Sayle <roger@eyesopen.com>
14240 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14241 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14242 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14244 2007-02-05 Roger Sayle <roger@eyesopen.com>
14246 * mips-tfile.c (initialize_init_file): Correct endianness test.
14248 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14250 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14251 the 'y' constraint.
14253 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14255 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14256 saves in a PARALLEL before the register assignments.
14258 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14260 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14261 DWARF_FRAME_RETURN_COLUMN to be a general register.
14262 * dwarf2out.c (init_return_column_size): New function, split from...
14263 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14264 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14265 to be nongeneral registers.
14266 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14268 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14269 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14271 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14273 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14275 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14277 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14278 (remove_path): Use can_remove_branch_p and remove_branch instead
14279 of loop_delete_branch_edge.
14280 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14281 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14282 Update profile using scale_dominated_blocks_in_loop.
14283 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14284 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14285 (can_remove_branch_p, remove_branch): Declare.
14286 * tree-cfg.c (tree_can_remove_branch_p): New function.
14287 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14288 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14289 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14291 2007-02-05 Jan Hubicka <jh@suse.cz>
14293 PR middle-end/30696
14294 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14295 nodes in cgraph, don't remove offline copy of the function.
14297 2007-02-04 Jan Hubicka <jh@suse.cz>
14299 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14300 vectors might cause maybe_lookup_element_for_expr to be called
14301 on non-sra-candidate.
14303 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14305 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14306 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14307 spelling conventions.
14309 2007-02-04 Richard Guenther <rguenther@suse.de>
14311 PR middle-end/30636
14312 * fold-const.c (try_move_mult_to_index): Make sure to not
14313 overflow one dimension of a multi-dimensional array access.
14315 2007-02-04 Jan Hubicka <jh@suse.cz>
14317 * passes.c (init_optimization_passes): Reindent.
14319 2007-02-04 Jan Hubicka <jh@suse.cz>
14320 Eric Botcazou <ebotcazou@adacore.com>
14322 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14323 (execute_fixup_cfg): Break out the abnormal goto code.
14324 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14325 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14326 (optimize_inline_calls): Call make_nonlocal_label_edges.
14328 2007-02-04 Jan Hubicka <jh@suse.cz>
14330 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14331 true when something was changed.
14332 (rename_ssa_copies): When something was changed, do
14333 TODO_remove_unused_locals.
14334 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14335 add TODO_remove_unused_locals when instruction was removed.
14337 2007-02-04 Jan Hubicka <jh@suse.cz>
14339 * ipa-inline.c (try_inline): Improve debug output; work on already
14341 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14342 call try_inline for already inlined edges too when flattening;
14343 inline also functions that make callee growth but overall unit size
14346 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14348 * config/m32c/bitops.md, config/m32c/jump.md,
14349 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14350 config/m32r/m32r.h, config/m32r/m32r.md,
14351 config/m32r/predicates.md, config/m68hc11/larith.asm,
14352 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14353 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14354 config/mips/mips-protos.h, config/mips/mips.c,
14355 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14356 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14357 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14358 spelling conventions.
14360 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14361 Follow spelling conventions.
14363 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14365 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14366 warn about C++0x compatibility.
14368 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14370 * config/h8300/h8300.c, config/h8300/h8300.h,
14371 config/h8300/h8300.md: Follow spelling conventions.
14373 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14375 PR middle-end/30667
14376 * combine.c (try_combine): Do not substitute source operand
14377 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14379 2007-02-03 Jan Hubicka <jh@suse.cz>
14381 PR gcov-profile/30650
14382 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14383 do not divide by zero for never executed counters.
14384 (tree_find_values_to_profile): Fix counters.
14385 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14387 2007-02-03 Ian Lance Taylor <iant@google.com>
14389 * lower-subreg.c (simple_move_operand): New static function,
14390 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14392 (simple_move): Call simple_move_operand.
14393 (find_decomposable_subregs): Add special handling of MEMs.
14394 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14395 meaning of return value. If we see a hard register, test whether
14396 it can store a word_mode value. Change all callers.
14398 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14400 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14401 ftrapv insns and expanders.
14402 (subdi3): Change define_expand operand 1 to arith11_operand, and
14403 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14404 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14405 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14408 PR middle-end/30174
14409 * varasm.c (notice_global_symbol): Treat global objects as weak when
14410 flag_shlib is true.
14412 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14414 * emit-rtl.c (dconstpi): Delete.
14415 (dconstsqrt2): New.
14416 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14417 * real.h (dconstpi): Delete.
14418 (dconstsqrt2): New.
14419 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14420 (fold_builtin_hypot): Likewise.
14422 2007-02-03 Tom Tromey <tromey@redhat.com>
14425 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14426 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14428 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14430 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14431 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14432 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14433 config/rs6000/cell.md, config/rs6000/darwin.h,
14434 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14435 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14436 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14437 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14438 typos. Follow spelling conventions.
14439 * doc/invoke.texi: Follow spelling conventions.
14441 2007-02-03 Roger Sayle <roger@eyesopen.com>
14443 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14444 canonicalization transformations that attempt to simplify integer
14445 constant comparisons to become comparisons against zero.
14447 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14449 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14451 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14452 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14454 2007-02-02 Mike Stump <mrs@apple.com>
14456 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14457 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14458 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14459 generate a branch island.
14461 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14463 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14464 (xtensa_legitimate_address_p): New.
14465 (xtensa_legitimize_address): New.
14466 (xtensa_output_addr_const_extra): New.
14467 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14469 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14470 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14471 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14472 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14473 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14474 (xtensa_legitimize_address): New.
14475 (xtensa_output_addr_const_extra): New.
14477 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14479 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14481 2007-02-02 Ian Lance Taylor <iant@google.com>
14483 * expmed.c (expand_divmod): Add comment.
14485 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14487 * emit-rtl.c (renumber_insns): Remove.
14488 * flags.h: Remove the extern for flag_renumber_insns.
14489 * rtl.h: Remove the prototype for renumber_insns.
14490 * toplev.c (flag_renumber_insns): Remove.
14492 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14494 Revert for x86 darwin:
14495 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14497 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14498 code before the following patch under TARGET_MACHO.
14499 (ix86_function_value_regno_p): Likewise.
14501 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14503 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14506 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14509 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
14510 general or fp registers. Add comments.
14511 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14513 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14515 * pointer-set.c (insert_aux): Only return insertion slot.
14516 (pointer_set_insert): Adjust.
14517 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14518 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14519 pointer_map_traverse): New.
14520 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14521 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14522 pointer_map_contains, pointer_map_traverse): Declare.
14524 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14526 PR middle-end/30473
14527 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14528 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14530 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14532 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14534 (struct _dep): New type.
14535 (dep_t): New typedef.
14536 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14537 (DEP_STATUS): New access macro. The macro with the same name was
14538 renamed to DEP_LINK_STATUS.
14539 (dep_init): Declare function
14541 (struct _dep_link): New type.
14542 (dep_link_t): New typedef.
14543 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14544 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14545 (DEP_LINK_STATUS): New macro.
14546 (debug_dep_links): New debug function.
14548 (struct _deps_list): New type.
14549 (deps_list_t): New typedef.
14550 (DEPS_LIST_FIRST): New access macro.
14551 (FOR_EACH_DEP_LINK): New cycle macro.
14552 (create_deps_list, free_deps_list, delete_deps_list): Declare
14554 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14555 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14556 (copy_deps_list_change_con): Ditto.
14558 (move_dep_link): Declare function.
14560 (struct _dep_node): New type.
14561 (dep_node_t): New typedef.
14562 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14564 (struct haifa_insn_data.back_deps): New field to hold backward
14565 dependencies of the insn.
14566 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14568 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14569 Change its type to deps_list_t.
14570 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14571 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14572 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14574 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14576 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14578 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14580 (dep_cost): Declare.
14582 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14583 (ds_to_dk, dk_to_ds): New functions.
14585 (init_dep_1): New static function.
14586 (init_dep): New function.
14587 (copy_dep): New static function.
14589 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14591 (detach_dep_link): New static function.
14592 (move_dep_link): New function.
14594 (dep_links_consistent_p, dump_dep_links): New static functions.
14595 (debug_dep_links): New debugging function.
14597 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14599 (alloc_deps_list, init_deps_list): New static functions.
14600 (create_deps_list): New function.
14601 (clear_deps_list): New static function.
14602 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14603 (deps_list_consistent_p, dump_deps_list): New static functions.
14604 (debug_deps_list): New function.
14605 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14607 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14609 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14610 use new scheduler dependencies lists.
14611 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14612 (sched_analyze): Ditto. Initialize dependencies lists.
14613 (add_forw_dep, compute_forward_dependences): Update to use new
14614 scheduler dependencies lists.
14616 (init_dependency_caches): Init deps_obstack.
14617 (free_dependency_caches): Free deps_obstack.
14619 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14620 new scheduler dependencies lists.
14621 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14622 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14624 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14625 Update to use new scheduler dependencies lists.
14626 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14627 (debug_dependencies): Ditto.
14628 (schedule_region): Update comments.
14630 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14631 scheduler dependencies lists.
14632 (schedule_ebb): Update comments.
14634 * rtl.def (DEPS_LIST): Remove.
14636 * lists.c (unused_deps_list): Remove.
14637 (free_list): Update assertions.
14639 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14640 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14642 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14643 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14645 * haifa-sched.c (comments): Update.
14646 (insn_cost1): Remove. Inline the code into insn_cost ().
14647 (insn_cost): Update to use new scheduler dependencies lists. Move
14648 processing of the dependency cost to dep_cost ().
14649 (dep_cost): New function. Use it instead of insn_cost () when
14650 evaluating cost of the dependency. Use compatible interface to
14651 interact with the target.
14652 (priority): Update to use new scheduler dependencies lists.
14653 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14654 with greater number of insns that depend on the insn.
14655 (schedule_insn): Update to use new scheduler dependencies lists. Add
14656 code to free backward dependencies lists. Inline and optimize code
14657 from resolve_dep () - see PR28071.
14658 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14659 lists. Update call to targetm.sched.is_costly_dependence hook.
14661 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14662 scheduler dependencies lists.
14664 (resolve_dep): Remove. Move the logic to schedule_insn ().
14665 (init_h_i_d): Initialize dependencies lists.
14667 (process_insn_depend_be_in_spec): Rename to
14668 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14669 dependencies lists.
14670 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14671 Update to use new scheduler dependencies lists.
14672 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14674 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14675 new scheduler dependencies lists.
14676 (build_intra_loop_deps): Ditto.
14678 * target.h (struct _dep): Declare to use in
14679 gcc_target.sched.is_costly_dependence.
14680 (struct gcc_target.sched.adjust_cost): Fix typo.
14681 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14682 single dep_t parameter instead of an equivalent triad.
14683 (struct gcc_target.sched.adjust_cost_2): Remove.
14685 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14687 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14689 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14691 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14693 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14694 (REG_DEP_TRUE): Document.
14696 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14697 Change signature to correspond to the targetm.sched.adjust_cost hook.
14698 Update use in TARGET_SCHED_ADJUST_COST_2.
14699 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14700 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14701 new scheduler dependencies lists.
14702 (ia64_gen_check): Ditto.
14704 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14705 dependencies lists.
14707 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14708 signature to correspond to the targetm.sched.is_costly_dependence hook.
14709 (is_costly_group): Update to use new scheduler dependencies lists.
14711 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14712 instead of INSN_COST () macro.
14714 2007-02-01 Ian Lance Taylor <iant@google.com>
14716 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14718 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14720 * pa.md (tp_load): Correct mfctl instruction syntax.
14722 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14724 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14725 altivec_padding_size calculation on AIX. Improve comment, add
14726 assert to verify that it's right.
14728 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14731 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14733 PR inline-asm/28686
14734 * global.c (global_alloc): Add mising initialization of
14737 2007-02-01 Roger Sayle <roger@eyesopen.com>
14739 * alias.c (init_alias_analysis): Correct whitespace.
14740 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14741 partition_hot_cold_basic_blocks): Likewise.
14742 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14743 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14744 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14745 fold_builtin_snprintf_chk, fold_builtin_printf,
14746 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14747 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14748 * cfgcleanup.c (cleanup_cfg): Likewise.
14749 * cfgexpand.c (tree_expand_cfg): Likewise.
14750 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14751 * function.c (get_next_funcdef_no): Likewise.
14752 * gengtype.c (main): Likewise.
14753 * genmodes.c (main): Likewise.
14754 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14755 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14756 * ifcvt.c (noce_emit_move_insn): Likewise.
14757 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14759 * stor-layout.c (get_best_mode): Likewise.
14760 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14761 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14762 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14763 perform_var_substitution, solve_graph): Likewise.
14764 * tree-vrp.c (vrp_finalize): Likewise.
14766 2007-02-01 Ian Lance Taylor <iant@google.com>
14768 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14769 high part of a paradoxical subreg, return a constant zero.
14771 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14773 * toplev.c (lang_dependent_init): Call init_set_costs.
14774 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14776 2007-02-01 Richard Guenther <rguenther@suse.de>
14778 PR middle-end/30656
14779 * fold-const.c (fold_negate_expr): Allow negating a
14780 constant if overflow does not change.
14782 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14784 * doc/c-tree.texi (Expression trees): Improve markup.
14785 * doc/tm.texi (Register Classes, Addressing Modes)
14786 (Floating Point): Fix spacing after abbreviations. Fix some
14789 2007-02-01 Ben Elliston <bje@au.ibm.com>
14791 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14792 * doc/contrib.texi: Likewise.
14793 * doc/install.texi: Likewise.
14795 2007-01-31 Richard Henderson <rth@redhat.com>
14796 Ian Lance Taylor <iant@google.com>
14798 * lower-subreg.c: New file.
14799 * rtl.def (CONCATN): Define.
14800 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14801 pass_lower_subreg2.
14802 * emit-rtl.c (update_reg_offset): New static function, broken out
14803 of gen_rtx_REG_offset.
14804 (gen_rtx_REG_offset): Call update_reg_offset.
14805 (gen_reg_rtx_offset): New function.
14806 * regclass.c: Revert patch of 2006-03-05, restoring
14808 (clear_reg_info_regno): New function.
14809 * dwarf2out.c (concatn_loc_descriptor): New static function.
14810 (loc_descriptor): Handle CONCATN.
14811 * common.opt (fsplit_wide_types): New option.
14812 * opts.c (decode_options): Set flag_split_wide_types when
14814 * timevar.def (TV_LOWER_SUBREG): Define.
14815 * rtl.h (gen_reg_rtx_offset): Declare.
14816 (reg_scan_update): Declare.
14817 * regs.h (clear_reg_info_regno): Declare.
14818 * tree-pass.h (pass_lower_subreg): Declare.
14819 (pass_lower_subreg2): Declare.
14820 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14821 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14822 -fsplit-wide-types.
14823 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14824 * Makefile.in (OBJS-common): Add lower-subreg.o.
14825 (lower-subreg.o): New target.
14827 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14829 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14831 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14834 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14836 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14838 PR middle-end/29335
14839 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14841 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14843 * cfgloop.h: Include vec-prim.h.
14844 (enum li_flags): Remove LI_ONLY_OLD.
14845 (loop_iterator): Changed.
14846 (fel_next, fel_init): Iterate over loop tree.
14847 (FOR_EACH_LOOP_BREAK): New macro.
14848 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14850 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14851 * modulo-sched.c (sms_schedule): Ditto.
14852 * tree-vectorizer.c (vectorize_loops): Ditto.
14853 * doc/loop.texi: Update information on loop numbering and behavior of
14854 FOR_EACH_LOOP wrto new loops.
14855 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14856 add_to_evolution_1): Test nestedness of loops instead of comparing
14858 * tree-chrec.c (chrec_fold_plus_poly_poly,
14859 chrec_fold_multiply_poly_poly, chrec_evaluate,
14860 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14861 reset_evolution_in_loop): Ditto.
14862 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14864 2007-01-31 Dirk Mueller <dmueller@suse.de>
14866 * c-common.c (warn_about_parentheses): Separate warning about
14867 un-parenthized sequence of comparison operators from the one
14868 which is supposed to warn about x <= y <= z.
14870 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14872 * optabs.h (enum optab_index): Add new OTI_isinf.
14873 (isinf_optab): Define corresponding macro.
14874 * optabs.c (init_optabs): Initialize isinf_optab.
14875 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14877 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14878 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14880 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14881 expand_builtin_interclass_mathfn.
14882 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14883 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14884 (fxam<mode>2_i387): New insn pattern.
14885 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14886 built-in functions as x87 inline asm.
14888 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14890 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14892 2007-01-30 Eric Christopher <echristo@apple.com>
14894 * config.gcc: Add geode.
14896 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14898 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14899 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14900 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14901 value-prof.c: Fix comment typos.
14903 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14906 * doc/invoke.texi (Wpointer-arith): Document warning.
14908 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14910 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14911 the list of discrepancies from the draft TR.
14913 2007-01-30 Dirk Mueller <dmueller@suse.de>
14916 * doc/invoke.texi (-Wreturn-type): Update description to
14917 match new behavior.
14919 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14921 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14923 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14925 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14926 to handle optabs that operate on floating point input argument and
14927 output to integer output.
14928 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14929 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14930 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14931 expand_builtin_interclass_mathfn ().
14932 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14933 (ilogbsi2): Remove.
14934 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14935 ilogbl built-in functions as x87 intrinsics.
14937 2007-01-30 Richard Guenther <rguenther@suse.de>
14939 PR middle-end/27657
14940 * dwarf2out.c (reference_to_unused): Query varpool if the
14941 variable was output.
14943 2007-01-30 Richard Guenther <rguenther@suse.de>
14945 PR middle-end/30313
14946 * passes.c (execute_one_pass): Reset in_gimple_form to not
14947 confuse non-unit-at-a-time mode.
14949 2007-01-29 Roger Sayle <roger@eyesopen.com>
14950 Richard Guenther <rguenther@suse.de>
14952 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14953 avoid undefined behaviour on overflow. Use force_fit_type_double
14954 to construct the constant with the specified TREE_OVERFLOW.
14956 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14958 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14959 * config/dfp-bit.h: Ditto.
14961 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14963 * c-decl.c (pop_scope): Replace warnings with call to
14964 warn_for_unused_label.
14965 * c-common.h (warn_for_unused_label): Declare.
14966 * c-common.c (warn_for_unused_label): Define.
14968 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14970 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14973 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14975 * Makefile.in (USER_H): Remove decfloat.h.
14976 * ginclude/decfloat.h: Delete, moving contents to ...
14977 * ginclude/float.h: Add support for decimal floating point,
14978 guarded by __STDC_WANT_DEC_FP__.
14980 2007-01-29 Mike Stump <mrs@apple.com>
14982 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14983 Analysis and Representation to resolve case insensitive conflict.
14984 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14986 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14988 * tree.h (struct tree_memory_tag): Add aliases member.
14989 (MTAG_ALIASES): New macro.
14990 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14991 (add_may_alias): Remove pointer-set. Update for may_aliases being
14993 (mark_aliases_call_clobbered): Update for may_aliases being a
14995 (compute_tag_properties): Ditto.
14996 (create_partition_for): Ditto.
14997 (compute_memory_partitions): Ditto.
14998 (dump_may_aliases_for): Ditto.
14999 (is_aliased_with): Ditto.
15000 (add_may_alias_for_new_tag): Ditto.
15001 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15002 (compute_is_aliased): New function.
15003 (compute_may_aliases): Call compute_is_aliased).
15004 (init_alias_info): Initialize alias_bitmap_obstack.
15005 (union_alias_set_into): New function.
15006 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15007 (have_common_aliases_p): Rewrite to take two bitmaps and use
15009 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15010 Update for bitmaps.
15011 (finalize_ref_all_pointers): Update for add_may_alias changes.
15012 (new_type_alias): Ditto.
15013 * tree-flow-inline.h (may_aliases): Return a bitmap.
15014 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15015 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15016 may_aliases being a bitmap.
15017 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15018 may_aliases now returns a bitmap.
15019 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15021 * tree-ssa-operands.c (add_virtual_operand): Update for
15022 may_aliases being a bitmap.
15024 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15026 PR tree-optimization/30630
15027 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15028 variable as changed.
15030 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15033 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15034 expanded only once even if an error occurs.
15036 2007-01-29 Ben Elliston <bje@au.ibm.com>
15038 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15039 (__gcov_average_profiler): Likewise.
15040 (__gcov_ior_profiler): Likewise.
15041 (__gcov_merge_ior): Likewise.
15043 2007-01-28 Jan Hubicka <jh@suse.cz>
15045 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15046 * value-prof.c (stringop_block_profile): Likewise.
15048 2007-01-28 Jan Hubicka <jh@suse.cz>
15050 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
15051 variant handling histograms; add wrapper.
15052 (clear_storage_via_libcall): Export.
15053 (emit_block_move_hints): Break out from ...; add histograms.
15054 (emit_block_move): ... this one.
15055 (clear_storage_hints): Break out from ...; add histograms.
15056 (clear_storage): ... this one.
15057 (set_storage_via_memset): Handle histogram.
15058 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15059 (clear_storage_hints, clear_storage_via_libcall): Declare.
15060 (set_storage_via_setmem): Update prototype.
15061 * doc/md.texi (movmem, setmem): Document new arguments.
15063 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
15065 (stringop_block_profile): New global function.
15066 (tree_stringops_values_to_profile): Profile block size and alignment.
15067 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15069 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15070 (stringop_block_profile): Declare.
15071 * builtins.c: Include value-prof.h.
15072 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15073 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15074 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15075 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15076 * profile.c (instrument_values): Add new counters.
15077 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15079 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15080 (tree_init_edge_profiler): Build new profilers.
15081 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15082 (pass_tree_profile): Add dump.
15083 (tree_profile_hooks): Update.
15084 * Makefile.in (LIBGCOV): Add new constants.
15085 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15086 __gcov_ior_profiler): New.
15087 * i386.md (movmem/setmem expanders): Add new optional arguments.
15089 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15091 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15093 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15095 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15096 (tree_unswitch_single_loop): Pass eni_size_weights to
15097 tree_num_loop_insns.
15098 * tree-ssa-loop-manip.c: Include tree-inline.h.
15099 (can_unroll_loop_p): Pass eni_size_weights to
15100 tree_num_loop_insns.
15101 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15102 Pass eni_size_weights to estimate_num_insns.
15103 * tree.h (init_inline_once): Export.
15104 * toplev.c (backend_init): Call init_inline_once.
15105 * cgraphunit.c (cgraph_process_new_functions,
15106 cgraph_analyze_function): Pass eni_inlining_weights to
15107 estimate_num_insns.
15108 * ipa-inline.c (compute_inline_parameters): Ditto.
15109 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15110 to estimate_num_insns.
15111 (try_unroll_loop_completely): Pass eni_size_weights to
15112 tree_num_loop_insns.
15113 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15114 ot estimate_num_insns.
15115 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15116 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15117 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15118 eni_time_weights): New variables.
15119 (init_inline_once): Initialize them.
15120 (struct eni_data): Mew.
15121 (estimate_num_insns_1, estimate_num_insns): Use weights.
15122 * tree-inline.h (struct eni_weights_d): New.
15123 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15124 (estimate_num_insns): Declaration changed.
15125 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15126 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15127 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15129 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15131 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15132 relations in the conflict function is valid.
15134 2007-01-27 Ian Lance Taylor <iant@google.com>
15136 * common.opt: Add fstrict-overflow.
15137 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15138 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15139 (TYPE_OVERFLOW_UNDEFINED): Define.
15140 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15142 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15143 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15144 (fold_negate_expr): Likewise.
15145 (make_range): Likewise.
15146 (extract_muldiv_1): Likewise.
15147 (maybe_canonicalize_comparison): Likewise.
15148 (fold_comparison): Likewise.
15149 (fold_binary): Likewise.
15150 (tree_expr_nonnegative_p): Likewise.
15151 (tree_expr_nonzero_p): Likewise.
15152 * tree-vrp.c (compare_values): Likewise.
15153 (extract_range_from_binary_expr): Likewise.
15154 (extract_range_from_unary_expr): Likewise.
15155 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15157 (nowrap_type_p): Likewise.
15158 * tree-scalar-evolution.c (simple_iv): Likewise.
15159 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15160 (build_range_check): Likewise.
15161 (extract_muldiv_1): Likewise.
15162 (fold_comparison): Likewise.
15163 * tree-vrp.c (vrp_int_const_binop): Likewise.
15164 (extract_range_from_unary_expr): Likewise.
15165 * convert.c (convert_to_integer): Likewise.
15166 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15167 (fold_comparison): Likewise.
15168 (fold_binary): Likewise.
15169 * optabs.c (optab_for_tree_code): Likewise.
15170 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15171 * simplify-rtx.c (simplify_const_relational_operation): Check
15172 flag_strict_overflow and flag_trapv.
15173 (simplify_const_relational_operation): Likewise.
15174 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15175 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15178 2007-01-27 Roger Sayle <roger@eyesopen.com>
15180 * tree.c (tree_fold_gcd): Delete.
15181 * tree.h (tree_fold_gcd): Remove prototype.
15182 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15183 test whether one constant integer is a multiple of another. Instead
15184 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15185 * fold-const.c (multiple_of_p): We've determined both TOP and
15186 BOTTOM are integer constants so we can call int_const_binop directly
15187 instead of the more generic const_binop.
15189 2007-01-27 Roger Sayle <roger@eyesopen.com>
15191 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15192 1*X check that the constant hasn't overflowed, to preserve the
15194 (round_up): Provide an efficient implementation when rouding-up an
15195 INTEGER_CST to a power-of-two.
15197 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15199 * doc/sourcebuild.texi: Add comma for clarity.
15200 * doc/extend.texi: Fix some typos.
15201 * doc/passes.texi: Likewise.
15202 * doc/cppinternals.texi: Likewise.
15203 * doc/c-tree.texi: Likewise.
15204 * doc/tree-ssa.texi: Likewise.
15205 * doc/install.texi: Likewise.
15207 2007-01-27 Jan Hubicka <jh@suse.cz>
15209 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15210 (pass_sra): Do not require alias information.
15211 * passes.c (init_optimization_passes): Add SRA
15213 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15215 * tracer.c (rest_of_handle_tracer): We already cleaned
15216 up the CFG in tracer() so don't do it here again.
15217 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15218 cleanup_cfg here, either. And don't call renumber_insns.
15220 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15221 and BB_HEAD are in the insn stream here. Instead make sure
15222 that BB_INSN is valid on all insns. Also, do check here that
15223 there are no pending branch predictions...
15224 (rtl_verify_flow_info): ...instead of doing it here. Checks
15225 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15228 2007-01-26 Roger Sayle <roger@eyesopen.com>
15230 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15231 function to simplify/factorize operand order canonicalization.
15232 (ix86_fixup_binary_operands): Reorganize using the above function.
15233 (ix86_binary_operator_ok): Likewise.
15235 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15237 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15238 file scope from optimize_attrs.
15239 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15241 (optimize_attrs): Clear insn_code_values after freeing it.
15243 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15245 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15246 a parts.base assignment.
15248 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15250 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15251 (compute_subscript_distance, initialize_data_dependence_relation,
15252 finalize_ddr_dependent, analyze_ziv_subscript,
15253 analyze_siv_subscript_cst_affine,
15254 compute_overlap_steps_for_affine_univar,
15255 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15256 analyze_siv_subscript, analyze_miv_subscript,
15257 analyze_overlapping_iterations, subscript_dependence_tester_1,
15258 compute_self_dependence, free_dependence_relation): Work
15259 with affine_fn instead of chrecs.
15260 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15261 common_affine_function, affine_function_base,
15262 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15263 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15264 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15265 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15266 (all_chrecs_equal_p): Removed.
15267 * tree-data-ref.h (affine_fn, conflict_function): New types.
15268 (struct subscript): Change type of conflicting_iterations_in_a
15269 and conflicting_iterations_in_b.
15271 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15274 * config/pa/pa.h (TARGET_HPUX_11): New.
15275 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15276 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15278 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15279 Richard Guenther <rguenther@suse.de>
15281 * tree-ssa-structalias.c (solve_graph): Handle case
15282 we merged the variable to another.
15284 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15286 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15289 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15290 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15292 2007-01-25 DJ Delorie <dj@redhat.com>
15294 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15295 allow changes to modes which don't fit in those registers.
15297 * reload1.c (choose_reload_regs): Check for invalid subregs before
15298 computing their locations, not after.
15300 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15303 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15304 save Altivec registers in an eh_return function.
15305 (compute_vrsave_mask): Likewise.
15306 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15307 for saving Altivec registers.
15308 (rs6000_emit_prologue): Don't allocate stack twice in
15309 eh_return function. Correct expected value of altivec_save_offset
15310 when using save_world. Describe save of R0 to stack when using
15311 save_world. Describe stack pointer adjustment when using
15312 save_world. Remove duplicated eh_return parameter register saving.
15313 Update sp_offset variable after save_world.
15314 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15316 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15317 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15320 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15322 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15324 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15327 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15328 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15330 2007-01-25 Richard Guenther <rguenther@suse.de>
15332 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15333 * common.opt (-Wcoverage-mismatch): New warning option.
15334 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15335 if -Wcoverage-mismatch is given.
15337 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15339 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15340 (ipcp_driver): Change to static definition.
15341 Add dumping of the ifunctions.
15342 (constant_val_insert): Remove unused parameter. Support for SSA.
15343 (ipcp_propagate_const): Support for SSA.
15344 (ipcp_profile_bb_print): Print only analyzed nodes.
15345 (ipcp_replace_map_create): Remove support for Fortran constant
15347 * ipa-prop.c (ipa_method_modify_stmt,
15348 ipa_callsite_compute_param): Support for SSA.
15349 * ipa-prop.h (ipcp_driver): Remove declaration.
15350 (IS_VALID_TREE_MAP_INDEX): Add define.
15352 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15354 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15356 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15358 PR middle-end/30447
15359 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15360 constant argument to cabs and do it without checking for
15361 -funsafe-math-optimizations.
15363 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15365 * c-common.h (RID_FIRST_CXX0X): New.
15366 (RID_LAST_CXX0X): New.
15367 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15369 * c.opt (Wc++0x-compat): New.
15370 * doc/invoke.texi (-Wc++0x-compat): Document.
15372 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15374 * builtins.c (fold_builtin_carg): New.
15375 (fold_builtin_1): Use it.
15377 2007-01-24 Jan Hubicka <jh@suse.cz>
15379 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15381 * ipa-inline.c (initial_insns, max_insns): Delete.
15382 (compute_max_insns): New function.
15383 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
15384 of insns as base for code growth.
15385 (cgraph_decide_inlining): Make initial_insns local; do not compute
15387 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15388 * doc/invoke.texi (inline-unit-growth): Update docs.
15390 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15392 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15393 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15394 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15395 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15396 for CPUs that have PTA_CX16 set.
15398 PR middle-end/27416
15399 * gimplify.c (omp_check_private): New function.
15400 (gimplify_scan_omp_clauses): Use it for
15401 firstprivate/lastprivate/reduction.
15403 PR middle-end/30494
15404 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15405 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15407 PR middle-end/30421
15408 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15409 If lower_lastprivate_clauses emits some statements, append them
15410 to dlist rather than body_p and to body_p append an initializer.
15411 (lower_omp_for): Adjust caller.
15413 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15415 * target.h (globalize_decl_name): New.
15416 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15417 * output.h (default_globalize_decl_name): New.
15418 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15420 (globalize_decl): Ditto.
15421 (default_globalize_decl_name): New.
15422 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15423 (ia64_handle_version_id_attribute): New.
15424 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15425 (ia64_asm_output_external): Use globalize_decl_name instead
15426 of globalize_label.
15427 * doc/extend.texi (version_id): New pragma.
15428 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15430 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15432 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15433 _uleb128_t and _Unwind_SWord with _sleb128_t.
15434 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
15435 uw_frame_state_for, uw_update_context_1): Likewise.
15436 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15437 * unwind-pe.h (read_uleb128, read_sleb128,
15438 read_encoded_value_with_base): Likewise.
15439 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15441 2007-01-24 Richard Guenther <rguenther@suse.de>
15443 * builtins.c (expand_builtin_cexpi): Get the fndecl
15444 for cexp in the correct way.
15446 2007-01-24 Jan Hubicka <jh@suse.cz>
15448 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
15450 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15452 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15453 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15454 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15455 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15456 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15457 __SIZEOF_PTRDIFF_T__.
15458 * doc/cpp.texi: Documentation for the new builtin macros added.
15460 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15462 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15463 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15464 instead of operands[2] to avoid access past the end of array.
15466 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15468 * reload1.c (emit_reload_insns): Pass the reload register
15469 for a non-spill output reload through forget_old_reloads_1.
15471 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15473 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15474 _SOFT_DOUBLE if doubles use software floating-point.
15475 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15476 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15477 * config/rs6000/darwin-ldouble.c: Also compile functions for
15478 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15479 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15480 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15481 commented-out long double override.
15482 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15483 * config/rs6000/eabispe.h: Likewise.
15484 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15485 long double for non-SPE.
15486 (rs6000_handle_option): Likewise.
15487 (invalid_e500_subreg): Disallow more subregs involding DImode,
15488 DFmode, TImode or TFmode.
15489 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15491 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15493 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15494 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15496 (rs6000_legitimate_address): Also check for TFmode for E500
15498 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15499 (spe_build_register_parallel): Handle TFmode and TCmode.
15500 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15502 (function_arg): Handle TFmode and TCmode for E500 double.
15503 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15505 (print_operand): Handle TFmode and TImode for %y.
15506 (rs6000_generate_compare): Handle TFmode comparisons for E500
15508 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15509 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15510 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15511 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15512 TFmode for E500 double.
15513 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15514 (floatsidf2): Enable for E500 double.
15515 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15516 (extenddftf2): Change to extenddftf2_fprs.
15517 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15518 depending on TARGET_E500_DOUBLE.
15519 (extendsftf2): Enable for E500 double.
15520 (trunctfdf2): Enable for E500 double.
15521 (trunctfsf2): Change to trunctfsf2_fprs.
15522 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15523 depending on TARGET_E500_DOUBLE.
15524 (floatsitf2): Enable for E500 double.
15525 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15526 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15527 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15528 (negtf2): Change to negtf2_internal.
15529 (negtf2): New expander.
15530 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15531 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15532 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15533 (movdi_internal32): Use rs6000_nonimmediate_operand.
15534 (unnamed splitter): Likewise.
15535 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15536 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15537 (SPE64TF, DITI): New mode macros.
15538 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15541 (frob_<mode>_di_2): New.
15542 (frob_tf_di_8_2): New.
15543 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15545 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15547 (frob_ti_<mode>_8_2): New.
15548 (frob_ti_tf_2): New.
15549 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15550 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15552 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15553 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15554 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15555 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15556 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15557 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15560 2007-01-23 Ian Lance Taylor <iant@google.com>
15562 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15564 (OBJS-archive): Reformat, alphabetize.
15565 (OBJS): Change out_object_file to OBJS-md.
15567 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15569 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15570 JUMP_P and CALL_P predicates where applicable.
15571 * config/i386/i386.c: Ditto.
15572 * config/i386/i386.md: Ditto.
15573 * config/i386/mmx.md: Ditto.
15574 * config/i386/predicates.md: Ditto.
15576 2007-01-22 Andreas Schwab <schwab@suse.de>
15578 * config/m68k/m68k.h: Fix comment.
15580 2007-01-22 Jan Hubicka <jh@suse.cz>
15582 * passes.c (init_optimization_passes): Do not rerun
15583 pass_early_warn_uninitialized.
15585 2007-01-22 Richard Guenther <rguenther@suse.de>
15587 PR tree-optimization/30038
15588 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15590 (execute_cse_sincos_1): Likewise.
15591 (execute_cse_sincos): Likewise.
15592 (gate_cse_sincos): Likewise.
15593 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15594 the cexpi() canonicalization of sincos().
15595 * tree-pass.h (pass_cse_sincos): Declare.
15596 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15598 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15600 PR rtl-optimization/29329
15601 * combine.c (replaced_rhs_insn): Rename to i2mod.
15602 (replaced_rhs_value): Rename to i2mod_new_rhs.
15603 (i2mod_old_rhs): New global variable.
15604 (combine_instructions): Adjust for above change. Save a copy of
15605 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15606 note are substituted in the second instruction.
15607 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15608 ditch the note if it pertains to the second eliminated register
15609 and this register is mentioned in i2mod_old_rhs.
15612 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15614 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15615 the insn to which the note was originally attached.
15617 2007-01-21 Jan Hubicka <jh@suse.cz>
15619 * ipa-inline.c (inlining_mode): Comment, move up.
15620 (cgraph_decide_inlining_incrementally): Do not perform inlining
15621 itself; fix handling of flattening of self recursive functions.
15622 (cgraph_find_cycles): Remove.
15623 (cgraph_flatten_node): Remove.
15624 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15625 (try_inline): New function.
15626 (cgraph_early_inlining): Update call of
15627 cgraph_decide_inlining_incrementally. Apply inlining here.
15628 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15630 2007-01-21 Dirk Mueller <dmueller@suse.de>
15633 * tree-vrp.c (check_array_bounds): do not warn
15634 about ADDR_EXPR's of ARRAY_REF's which are immediately
15635 used in binary expressions.
15637 2007-01-21 Ira Rosen <irar@il.ibm.com>
15639 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15640 read_write_dep and macros for its access.
15641 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15642 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15643 argument, call vect_check_interleaving for every independent pair of
15644 data-refs. Mark loads that access the same memory location as a store
15646 (vect_check_dependences): Remove.
15647 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15648 call, fix the call to vect_analyze_data_ref_dependence.
15649 (vect_analyze_data_ref_access): For statements that access the same
15650 data-ref, check that they are not stores; for loads, check that there
15651 is no store that access the same location.
15653 2007-01-20 Roger Sayle <roger@eyesopen.com>
15654 Joseph Myers <joseph@codesourcery.com>
15656 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15657 (-fdump-rtl-stack): Likewise.
15658 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15659 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15660 (-mpt-fixed): Use @minus{} for minus sign.
15661 (Using Precompiled Headers): Fix under/overfull hbox.
15663 2007-01-20 Jan Hubicka <jh@suse.cz>
15665 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15666 place within annotation.
15668 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15670 * pa.c (output_move_double): Change array size of xoperands to 4.
15672 2007-01-20 Jan Hubicka <jh@suse.cz>
15674 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15677 2007-01-19 Ian Lance Taylor <iant@google.com>
15679 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15680 constant to unsigned HOST_WIDE_INT before negating.
15682 2007-01-19 Ian Lance Taylor <iant@google.com>
15684 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15686 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15687 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15688 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15689 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15690 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15691 (realloc_vdef, realloc_vuse): Change second parameter to
15693 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15694 fields to unsigned.
15695 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15696 unsigned. Change x and lim locals to unsigned.
15697 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15699 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15700 (copy_virtual_operands): Change i and n locals to unsigned.
15702 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15704 PR middle-end/29335
15705 * builtins.c (fold_builtin_1): Handle builtin fdim.
15707 2007-01-20 Jan Hubicka <jh@suse.cz>
15709 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15710 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15711 init_alias_heapvars.
15712 (init_alias_heapvars): Initialize only when not already initialized.
15713 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15715 2007-01-19 Roger Sayle <roger@eyesopen.com>
15717 * common.opt (fsigned-zeros): New command line option.
15718 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15719 of flag_unsafe_math_optimizations.
15720 * opts.c (set_fast_math_flags): The -ffast-math command line option
15721 implies -fno-signed-zeros.
15722 (fast_math_flags_set_p): Likewise.
15724 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15725 the documentation of -ffast-math appropriately. Wrap long lines.
15727 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15729 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15730 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15732 2007-01-19 Tomas Bily <tbily@suse.cz>
15734 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15736 (tree_init_ic_make_global_vars): New function
15737 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15738 (tree_gen_ic_profiler): New function
15739 (tree_gen_ic_func_profiler): New function
15740 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15741 (tree_profile_hooks): Added hook for indirec/virtual calls
15742 * value-prof.c (tree_find_values_to_profile): New case for
15744 (tree_values_to_profile): Call for determining indirect/virtual
15746 (tree_indirect_call_to_profile): New function
15747 (tree_ic_transform): New function
15748 (tree_ic): New function
15749 (find_func_by_pid): New function
15750 (init_pid_map): New function
15751 (tree_value_profile_transformations): Added check for
15752 indirect/virtual call transformation
15753 * value-prof.h (enum hist_type): New counter type for
15754 indirect/virtual calls
15755 (profile_hooks): Added new hook for profiling indirect/virtual
15757 * profile.c (instrument_values): New case for indirect/virtual
15759 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15760 (GCOV_COUNTER_V_INDIR): New counter type
15761 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15762 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15764 * cgraph.c: Definition of cgraph_max_pid
15765 (cgraph_create_node): Default init of pid attribute
15766 * cgraph.h: Declaration of cgraph_max_pid
15767 (struct cgraph_node): Added pid attribute
15768 * libgcov.c (__gcov_indirect_call_profiler): New function
15769 (__gcov_one_value_profiler_body): New function
15770 (__gcov_one_value_profiler): Body was moved to
15771 __gcov_one_value_profiler_body and calls it
15773 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15775 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15776 * gengtype.c (write_types_data, write_func_for_structure,
15777 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15778 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15779 (walk_type, write_func_for_structure): Generate the mark_hook if
15782 2007-01-19 Jan Hubicka <jh@suse.cz>
15784 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15785 'early' argument take inlining mode argument specifying whether to
15786 inline for size/speeed or all functions; add support for flattening;
15788 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15790 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15793 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15794 the name of the declared identifier.
15796 2007-01-19 Dirk Mueller <dmueller@suse.de>
15798 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15799 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15800 duplicate evaluation.
15802 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15804 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15805 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15806 to XFMode, use acosxf2 and truncate result to requested mode.
15807 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15808 (asin<mode>2): Similarly, with asin expanders.
15809 (*fscalexf4_i387): Rename from *fscalexf4.
15810 (expNcorexf3): New expander.
15811 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15812 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15813 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15814 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15815 patterns for SSE math.
15816 (exp10<mode>2): Similarly, with exp10 expanders.
15817 (exp2<mode>2): Similarly, with exp2 expanders.
15818 (expm1<mode>2): Similarly, with expm1 expanders.
15819 (ldexp<mode>3): Similarly, with ldexp expanders.
15820 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15821 Use gen_truncxf<mode>2_i387_noop to truncate result.
15823 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15825 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15826 for ColdFire targets.
15828 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15829 Richard Sandiford <richard@codesourcery.com>
15831 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15832 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15833 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15834 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15835 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15836 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15838 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15840 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15841 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15842 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15843 (*adddi_dilshr32_cf): New pattern.
15844 (adddi3, subdi3): Remove first alternatives.
15846 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15848 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15849 implemented using move.l, do not use its cc result for floating-point
15852 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15854 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15855 from accepting 's' constraints if flag_pic.
15857 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15859 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15860 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15861 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15862 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15864 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15866 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15867 ColdFire alternatives.
15868 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15869 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15870 architectures that support ff1 instruction.
15872 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15873 Julian Brown <julian@codesourcery.com>
15875 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15876 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15877 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15880 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15882 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15884 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15885 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15886 HOST_WIDE_INT instead of an rtx.
15887 (m68k_rtx_costs): Update call accordingly.
15888 (output_move_const_into_data_reg): Likewise. Fix formatting.
15889 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15891 (output_move_simode_const): Update calls after above changes.
15892 Rework to use automatic variables and predicates like MEM_P.
15893 * config/m68k/m68k.md (pushexthisi_const): Update call to
15896 2007-01-19 Dirk Mueller <dmueller@suse.de>
15898 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15899 in dump_flags test.
15901 2007-01-19 Richard Guenther <rguenther@suse.de>
15903 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15904 via cexp in case sincos is not available.
15906 2007-01-19 Richard Guenther <rguenther@suse.de>
15908 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15909 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15910 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15911 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15912 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15913 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15914 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15915 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15917 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15919 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15921 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15922 (atan2xf3): Directly generate RTL pattern.
15923 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15924 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15925 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15926 disable patterns for SSE math.
15927 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15928 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15929 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15930 disable patterns for SSE math.
15932 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15934 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15936 2007-01-18 Roger Sayle <roger@eyesopen.com>
15938 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15939 VIEW_CONVERT_EXPR to the same type as it's operand.
15941 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15943 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15944 configured for long double 128.
15946 2007-01-18 Mike Stump <mrs@apple.com>
15948 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15951 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15953 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15956 2007-01-18 Jan Hubicka <jh@suse.cz>
15958 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15959 greater than NUM_VOP_FREE_BUCKETS.
15961 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15963 * tree-ssa-structalias.c: Update comments.
15964 (ptabitmap_obstack): Removed.
15965 (pta_obstack): New.
15966 (oldpta_obstack): Ditto.
15967 (stats): Add a few members.
15968 (struct variable_info): Remove node, complex, address_taken, and
15969 indirect_target members. Add oldsolution member.
15970 (new_var_info): Do not initialize removed members.
15971 (constraint_expr_type): Remove INCLUDES.
15972 (constraint_graph): Add size, implicit_preds, rep,
15973 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15974 (FIRST_REF_NODE): New macro.
15975 (LAST_REF_NODE): Ditto.
15976 (FIRST_ADDR_NODE): Ditto.
15977 (find): New function.
15979 (dump_constraint): Do not handle INCLUDES.
15980 (insert_into_complex): Do not insert duplicate constraints.
15981 (condense_varmap_nodes): Renamed and rewritten into ...
15982 (merge_node_constraints): This. Also fix bug in handling of
15983 offseted copy constraints.
15984 (clear_edges_for_node): No longer need to deal with preds at all,
15985 or removing associated preds/succs.
15986 (merge_graph_nodes): Deal with indirect_cycles.
15987 Don't deal with predecessors.
15988 (add_implicit_graph_edge): New function.
15989 (add_pred_graph_edge): Ditto.
15990 (add_graph_edge): Don't deal with predecessors.
15991 (build_constraint_graph): Removed.
15992 (build_pred_graph): New function.
15993 (build_succ_graph): Ditto.
15994 (struct scc_info): Removed in_component. Added roots, dfs, and
15995 node_mapping. Remove visited_index, unification_queue.
15996 (scc_visit): Deal with union-find we do now.
15997 Deal with cycles with REF nodes.
15998 (collapse_nodes): Renamed and rewritten to ...
15999 (unify_nodes): This.
16000 (process_unification_queue): Removed.
16001 (topo_visit): Cleanup
16002 (do_da_constraint): Use find.
16003 (do_sd_constraint): Ditto.
16004 (do_ds_constraint): Ditto.
16005 (do_complex_constraint): Ditto.
16006 (init_scc_info): Update for removed and added members.
16007 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16008 (find_indirect_cycles): This.
16009 (equivalence_class): New variable.
16010 (label_visit): New function.
16011 (perform_variable_substitution): Rewritten.
16012 (free_var_substitution_info): New function.
16013 (find_equivalent_node): Ditto.
16014 (move_complex_constraints): Ditto.
16015 (eliminate_indirect_cycles): Ditto.
16016 (solve_graph): Only propagate changed bits.
16017 Use indirect cycle elimination.
16019 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16020 (tree_id_eq): Renamed to ...
16021 (tree_vi_eq): This. Update for member change
16022 (insert_id_for_tree): Renamed and rewritten to ...
16023 (insert_vi_for_tree): This.
16024 (lookup_id_for_tree): Renamed and rewritten to ...
16025 (lookup_vi_for_tree): This.
16026 (get_id_for_tree): Renamed and rewritten to ...
16027 (get_vi_for_tree): Ditto.
16028 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16029 (process_constraint): Don't handle INCLUDES.
16030 Remove special ADDRESSOF case.
16031 (find_func_aliases): Rewrite to use vi functions instead of id
16033 (create_function_info_for): Ditto.
16034 (create_variable_info_for): Ditto.
16035 (intra_create_variable_infos): Ditto.
16036 (merge_smts_into): Ditto.
16037 (find_what_p_points_to): Ditto.
16038 (init_base_vars): Ditto.
16039 (init_alias_vars): Ditto.
16040 (remove_preds_and_fake_succs): New function.
16041 (dump_sa_points_to_info): Dump new stats.
16042 (dump_solution_for_var): Use find.
16043 (set_used_smts): Fix formatting.
16044 (compute_points_to_sets): Updated for new functions.
16045 (ipa_pta_execute): Ditto.
16047 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16048 Richard Sandiford <richard@codesourcery.com>
16050 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16052 * calls.c (expand_call): If the return value is a PARALLEL,
16053 extract its first member.
16054 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16055 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16056 use FUNCTION_EXTRA_EPILOGUE.
16057 (m68k_function_value): Return a PARALLEL if the return value
16058 is of a pointer type.
16059 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16060 (FUNCTION_EXTRA_EPILOGUE): Remove.
16061 * config/m68k/m68k.md (D0_REG): New constant.
16063 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16065 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16066 output a NOP for empty epilogues.
16068 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16070 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16071 before function. Extend register save check to include all
16072 registers, not just integer ones.
16074 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16076 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16077 (m68k_use_return_insn): ...this.
16078 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16079 * config/m68k/m68k.c (use_return_insn): Rename to...
16080 (m68k_use_return_insn): ...this.
16081 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16082 of USE_RETURN_INSN.
16084 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16086 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16087 nearest even, fix denormal rounding overflow.
16089 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16091 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16092 f%$smove and f%$move.
16093 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16094 (extendsfdf2_cf): Use fdmove instead of f%&move.
16095 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16096 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16098 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16100 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16103 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16105 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16106 (coldfire_single_format): Declare.
16107 (coldfire_double_format): Likewise.
16108 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16109 of qnan_msb_set to determine the lower bits of a canonical
16111 (encode_ieee_double): Likewise.
16112 (encode_ieee_quad): Likewise.
16113 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16114 (mips_single_format): Likewise.
16115 (ieee_double_format): Likewise.
16116 (mips_double_format): Likewise.
16117 (ieee_extended_motorola_format): Likewise.
16118 (ieee_extended_intel_96_format): Likewise.
16119 (ieee_extended_intel_128_format): Likewise.
16120 (ieee_extended_intel_96_round_53_format): Likewise.
16121 (ibm_extended_format): Likewise.
16122 (mips_extended_format): Likewise.
16123 (ieee_quad_format): Likewise.
16124 (mips_quad_format): Likewise.
16125 (vax_f_format): Likewise.
16126 (vax_d_format): Likewise.
16127 (vax_g_format): Likewise.
16128 (i370_single_format): Likewise.
16129 (i370_double_format): Likewise.
16130 (decimal_single_format): Likewise.
16131 (decimal_double_format): Likewise.
16132 (decimal_quad_format): Likewise.
16133 (c4x_single_format): Likewise.
16134 (c4x_extended_format): Likewise.
16135 (real_internal_format): Likewise.
16136 (coldfire_single_format): New real_format.
16137 (coldfire_double_format): Likewise.
16138 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16139 canonical_nan_lsbs_set.
16140 (pdp11_d_format): Likewise.
16141 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16142 if TARGET_COLDFIRE_CPU.
16144 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16146 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16147 (output_call, m68k_legitimize_call_address): Declare.
16148 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16149 parenthesees. Add support for a 'W' constraint.
16150 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16151 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16152 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16153 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16155 (override_options): Initialize them. Do not set flag_no_function_cse
16156 for TARGET_ID_SHARED_LIBRARY.
16157 (m68k_output_pic_call): Delete.
16158 (m68k_legitimize_call_address): New function.
16159 (print_operand): Remove the %o prefix. Handle the %p prefix.
16160 (output_call): New function.
16161 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16162 target address from the GOT if symbolic jumps are not allowed.
16163 * config/m68k/m68k.md (call, general_operand): Do not set
16164 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16165 Merge separate flag_pic and !flag_pic define_insns into...
16166 (*call, *call_value): ...these new patterns. Match the address
16167 rather than the containing MEM and require it to be a call_operand.
16168 Use output_call to generate the asm template.
16169 * config/m68k/predicates.md (const_call_operand): New predicate.
16170 (call_operand): Likewise.
16172 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16174 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16175 (STACK_GROWS_DOWNWARD): Define to 1.
16176 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16177 comments, emphasizing that these values are only defaults.
16178 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16179 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16181 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16183 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16185 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16186 Richard Sandiford <richard@codesourcery.com>
16188 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16189 (FP_REGNO_P): New macros.
16190 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16191 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16192 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16193 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16195 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16197 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16198 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16200 * config/m68k/t-floatlib: New file, extracting common code from...
16201 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16202 * config/m68k/t-uclinux: Here.
16203 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16204 routines on ColdFire targets.
16206 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16208 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16209 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16210 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16211 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16212 explicitly set MOTOROLA to 1.
16213 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16215 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16216 Nathan Sidwell <nathan@codesourcery.com>
16218 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16219 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16220 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16221 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16222 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16223 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16224 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16225 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16226 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16227 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16228 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16229 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16230 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16231 (DBX_REGISTER_NUMBER): Delete.
16232 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16233 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16234 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16236 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16238 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16239 * config/flat.h: New file.
16240 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16241 OBJECT_FORMAT_FLAT.
16242 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16243 indirect references for -msep-data or -mid-shared-library.
16244 Do not use PC-relative code addresses either.
16245 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16247 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16248 for shared libraries and crt1.o for executables. Use crti.o and
16250 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16251 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16252 Do not add -elf2flt or -shared-lib-id options here.
16253 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16254 Pass -shared-lib-id if -mid-shared-library, taking the library
16255 identifier from -mshared-library-id if given, otherwise
16257 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16258 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16259 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16260 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16261 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16262 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16264 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16265 jump sequence for ISA A and ISA A+.
16266 (PICJUMP): Likewise.
16268 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16270 * config.gcc (m68k-*-uclinux*): Base the port on the common
16271 and m68k GNU/Linux files rather than on the generic ELF ones.
16272 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16273 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16275 2007-01-18 Julian Brown <julian@codesourcery.com>
16276 Richard Sandiford <richard@codesourcery.com>
16278 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16279 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16280 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16282 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16283 80 unconditionally.
16284 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16286 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16288 * doc/install.texi: Document m68k-uclinuxoldabi.
16289 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16290 * config/m68k/uclinux-oldabi.h: New file, copied from
16291 config/m68k/uclinux.h.
16293 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16295 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16296 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16297 (m32r_compute_frame_size): Use unsigned for regno.
16298 (m32r_reload_lr): Use gen_frame_mem.
16300 (m32r_output_function_epilogue): Don't output the function epilogue
16302 (m32r_expand_epilogue): New.
16303 (direct_return): Return false if the function has the interrupt
16305 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16306 * config/m32r/m32r.md (epilogue): New expander.
16307 (return_lr, return_rte): New insns.
16308 (return): Make it expander.
16309 (return_normal): New expander.
16311 2007-01-18 Josh Conner <jconner@apple.com>
16314 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16315 support for UNLE, UNLT, UNGE, and UNGT.
16317 2007-01-18 Jan Hubicka <jh@suse.cz>
16319 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16320 * tree-tailcall (add_virtual_phis): Likewise.
16321 (optimize_tail_call): Return TODOs.
16322 (execute_tail_calls): Return TODOs.
16323 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16324 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16326 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16327 Cleanup cfg using TODO.
16328 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16329 * passes.c (execute_function_todo): When cleanup did something, remove
16331 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16332 (make_edges): Don't cleanup_cfg.
16334 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16336 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16337 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16338 operate on the top of stack.
16339 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16340 register handling of instructions that output to the second
16342 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16343 (move_for_stack_reg): Special-case check for dead destination
16344 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16346 * config/i386/i386.md (UNSPEC_TAN): New constant.
16347 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16348 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16349 to correctly model move of constant 1.0 to top stack slot.
16350 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16351 (unnamed peephole2 pattern): Remove corresponding peephole2
16352 pattern that optimizes tan insn and loading of constant 1.0.
16353 (tanxf2): Use fptanxf4_i387.
16354 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16355 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16356 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16357 disable patterns for SSE math.
16358 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16359 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16361 2007-01-18 Dirk Mueller <dmueller@suse.de>
16362 Richard Guenther <rguenther@suse.de>
16365 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16366 * common.opt (Warray-bounds): Add new warning option.
16367 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16369 * Makefile.in: make tree-vrp.o depend on toplev.h
16370 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16372 (check_array_refs, check_array_bounds, check_array_ref): New.
16374 2007-01-18 Jan Hubicka <jh@suse.cz>
16376 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16377 (execute_ssa_ccp): Return flags conditionally.
16378 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16380 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16382 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16384 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16385 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16387 * Makefile.c (GTFILES): Add cfglayout.h.
16388 * gengtype.c (open_base_files): Likewise.
16389 * cfglayout.c (cfg_layout_function_footer,
16390 cfg_layout_function_header) Reindent to make gengtype happy.
16391 * cfglayout.h (cfg_layout_function_footer,
16392 cfg_layout_function_header): Add GTY(()) marker.
16394 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16396 2007-01-18 Ben Elliston <bje@au.ibm.com>
16398 * genautomata.c (write_automata): Include xstrerror output in the
16399 error message if writing the DFA description file fails.
16401 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16403 * config/mips/mips-protos.h (mips_output_external): Make it
16405 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16406 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16407 (extern_list): Likewise.
16408 (extern_head): Likewise.
16409 (TARGET_ASM_FILE_END): Likewise.
16410 (mips_file_end): Likewise.
16411 (mips_output_external): Rewritten.
16413 2007-01-18 Ben Elliston <bje@au.ibm.com>
16415 * genpreds.c (write_insn_preds_c): Only write out the function
16416 body for regclass_for_constraint if we have register constraints.
16418 2007-01-17 Tom Tromey <tromey@redhat.com>
16420 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16421 * doc/install.texi (Testing): Use sourceware.org.
16422 (Binaries): Likewise.
16423 (Specific): Likewise.
16424 * doc/contrib.texi (Contributors): Use sourceware.org.
16426 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16428 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16429 (AVR_ENHANCED): Rename to ...
16430 (AVR_HAVE_MUL): ... new.
16431 (avr_enhanced_p): Rename to ...
16432 (avr_have_mul_p): ... new.
16433 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16434 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16435 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16436 (avr_have_mul_p): ... new.
16437 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16438 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16439 'avr_enhanced_p' and 'enhanced'.
16440 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16441 AVR_HAVE_MUL instead of AVR_ENHANCED.
16442 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16443 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16444 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16445 instead of AVR_ENHANCED.
16446 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16447 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16448 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16450 2007-01-17 Ian Lance Taylor <iant@google.com>
16452 * vec.h (VEC_reserve_exact): Define.
16453 (vec_gc_p_reserve_exact): Declare.
16454 (vec_gc_o_reserve_exact): Declare.
16455 (vec_heap_p_reserve_exact): Declare.
16456 (vec_heap_o_reserve_exact): Declare.
16457 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16459 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16460 negative parameter.
16461 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16462 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16463 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16464 * vec.c (calculate_allocation): Add exact parameter. Change all
16466 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16467 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16468 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16469 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16470 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16471 (vec_heap_p_reserve_exact): New function.
16472 (vec_heap_o_reserve_exact): New function.
16474 2007-01-17 Jan Hubicka <jh@suse.cz>
16476 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16478 2007-01-17 Eric Christopher <echristo@apple.com>
16480 * config.gcc: Support core2 processor.
16482 2007-01-16 Jan Hubicka <jh@suse.cz>
16484 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16485 the names, just unlink the chain so we don't crash on dangling pointers
16488 2007-01-16 Jan Hubicka <jh@suse.cz>
16490 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16491 * tree-pass.h: Reorder to make IPA passes appear toegher.
16492 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
16493 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16494 parameters, do not call early inliner.
16495 * ipa-inline.c: Update comments. Include tree-flow.h
16496 (cgraph_decide_inlining): Do not compute inlining parameters.
16497 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16498 be called with function context set up.
16499 (pass_ipa_inline): Remove unreachable functions before pass.
16500 (cgraph_early_inlining): Simplify assuming to be called from the
16502 (pass_early_inline): New pass.
16503 (cgraph_gate_ipa_early_inlining): New gate.
16504 (pass_ipa_early_inline): Turn into simple wrapper.
16505 (compute_inline_parameters): New function.
16506 (gate_inline_passes): New gate.
16507 (pass_inline_parameters): New pass.
16508 (apply_inline): Move here from tree-optimize.c
16509 (pass_apply_inline): New pass.
16510 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16512 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16513 doing them by hand.
16514 (tree_function_versioning): Do not allocate dummy struct function.
16515 * tree-inline.h (optimize_inline_calls): Update prototype.
16516 * tree-optimize.c (execute_fixup_cfg): Export.
16517 (pass_fixup_cfg): Remove
16518 (tree_rest_of_compilation): Do not apply inlines.
16519 * tree-flow.h (execute_fixup_cfg): Declare.
16520 * Makefile.in (gt-passes.c): New.
16521 * passes.c: Include gt-passes.h
16522 (init_optimization_passes): New passes.
16523 (nnodes, order): New static vars.
16524 (do_per_function_toporder): New function.
16525 (execute_one_pass): Dump current pass here.
16526 (execute_ipa_pass_list): Don't dump current pass here.
16528 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16530 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16531 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16533 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16535 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16536 (strong_alias): Define.
16537 (__gcc_qmul): Provide non-FMA for soft-float.
16538 (__gcc_qdiv): Same.
16543 (__gcc_qunord): New.
16553 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16554 soft-float functions.
16555 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16556 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16557 about long double soft float.
16559 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16560 Tehila Meyzels <tehila@il.ibm.com>
16562 * tree-vectorizer.h (is_pattern_stmt_p): New.
16563 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16564 formatting (tabs instead of spaces). Cleanup and clarify setting
16565 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16566 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16567 (vectorizable_type_demotion): Check that types are integral.
16568 (vectorizable_type_promotion): Likewise.
16569 (vectorizable_store): Fix typo. Eliminate new-line at end of
16572 2007-01-16 Jan Hubicka <jh@suse.cz>
16574 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16577 2007-01-15 Eric Christopher <echristo@apple.com>
16579 * ifcvt.c: Include vec.h, vecprim.h.
16580 (check_cond_move_block): New argument regs.
16581 Reorganize. Add registers used to regs.
16582 (cond_move_process_if_block): Use regs set above as
16585 2007-01-15 Eric Christopher <echristo@apple.com>
16587 * config/darwin.h: Update copyright.
16588 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16589 (LINK_COMMAND_SPEC): Add -u.
16590 (LINK_SPEC): Fix umbrella for above.
16592 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16594 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16597 2007-01-15 Tom Tromey <tromey@redhat.com>
16599 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16600 * doc/install.texi (Testing): Don't mention jacks.
16601 (Configuration): Document --enable-java-maintainer-mode. Move
16602 --with-java-home to libgcj-specific section. Document
16604 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16606 2007-01-15 Jan Hubicka <jh@suse.cz>
16608 * tree-ssa-dce.c (DCE_TODOs): New.
16609 (propagate_necessity): Return if something changed.
16610 (eliminate_unnecessary_stmts): Likewise.
16611 (perform_tree_ssa_dce): Return TODO flags when needed.
16612 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16614 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16616 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16617 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16618 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16619 patterns using X87MODEF12 mode macro. Extend operand 1
16620 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16621 (log10<mode>2): Ditto.
16622 (log2<mode>2): Ditto.
16623 (log1p<mode>2): Ditto.
16624 (logb<mode>2): Ditto.
16625 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16626 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16627 (*fxtractxf3_i387): Rename from *fxtractxf3.
16628 (fxtract_extend<mode>xf3_i387): New insn pattern.
16629 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16630 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16631 and gen_fyl2xxf3_i387().
16633 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16635 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16636 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16637 get_loop_exit_edges. Changed return type to bool.
16638 * cfgloop.h (fix_loop_placement): Declaration removed.
16640 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16642 * param.h (MIN_VECT_LOOP_BOUND): New.
16643 * params.def (MIN_VECT_LOOP_BOUND): New.
16644 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16645 argument - minimum threshold for number of iterations.
16646 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16647 argument to declaration.
16648 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16649 MIN_VECT_LOOP_BOUND.
16650 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16651 slpeel_tree_peel_loop_to_edge with additional argument.
16652 (vect_do_peeling_for_alignment): Likewise.
16653 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16655 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16658 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16659 operands of size 1.
16661 2007-01-14 Jan Hubicka <jh@suse.cz>
16663 * tree-dfa.c (remove_referenced_var): New function.
16664 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16665 prune referenced vars list too.
16666 * tree-flow.h (remove_referenced_var): Declare.
16668 2007-01-14 Jan Hubicka <jh@suse.cz>
16670 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16672 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16673 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16674 * except.h (verify_eh_throw_table_statements): Kill prototype.
16675 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16676 into call exrepssions.
16677 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16679 * tree-cfg.c: Include pointer-set.h.
16680 (verify_node_sharing): Work on pointer set.
16681 (verify_eh_throw_stmt_node): New.
16682 (verify_stmts): Use pointers sets, verify throw_stmt.
16684 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16686 * ipa-reference.c (analyze_function): Consider also addresses taken
16689 2007-01-12 Roger Sayle <roger@eyesopen.com>
16691 * c-typeck.c (null_pointer_constant_p): Replace use of
16692 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16693 (build_c_cast): Likewise.
16695 2007-01-12 Roger Sayle <roger@eyesopen.com>
16697 * tree.h (force_fit_type_double): Remove unused final argument.
16698 * c-common.c (constant_expression_warning): Replace use of
16699 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16700 (convert_and_check): Likewise.
16701 (shorten_compare): Update call to force_fit_type_double.
16702 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16703 * convert.c (convert_to_pointer): Update call to
16704 force_fit_type_double.
16705 * fold-const.c (force_fit_type_double): Remove overflowed_const
16707 (int_const_binop, fold_convert_const_int_from_int,
16708 fold_convert_const_int_from_real, fold_div_compare,
16709 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16710 fold_abs_const, fold_not_const): Remove the final argument from
16711 calls to force_fit_type_double.
16713 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16715 * configure.ac: Set insn to "nop" for spu-*-* also.
16716 * configure: Regenerate.
16718 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16720 * builtins.def : Add BUILT_IN_FREE.
16722 2007-01-12 Jan Hubicka <jh@suse.cz>
16724 PR tree-optimization/30443
16725 * tree-inline.c (tree_function_versioning): Do not optimize when
16726 cloning for inlining.
16728 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16730 * doc/loop.texi: Document recording of loop exits.
16731 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16732 (update_single_exits_after_duplication,
16733 update_single_exit_for_duplicated_loop,
16734 update_single_exit_for_duplicated_loops): Removed.
16735 (duplicate_loop_to_header_edge): Do not call
16736 update_single_exits_after_duplication and
16737 update_single_exit_for_duplicated_loops.
16738 (loop_version): Do not update single_exit information.
16739 (fix_loop_structure): Use record_loop_exits instead of
16740 mark_single_exit_loops.
16741 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16742 the lists of loop exits.
16743 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16744 split_edge, merge_blocks): Update the lists of loop exits.
16745 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16746 loop_optimizer_init.
16747 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16748 of mark_single_exit_loops.
16749 (loop_optimizer_finalize): Call release_recorded_exits.
16750 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16751 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16752 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16753 update single exit information.
16754 * lambda-code.c (perfect_nestify): Ditto.
16755 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16756 (mark_single_exit_loops): Removed.
16757 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16758 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16759 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16761 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16762 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16763 (verify_loop_structure): Verify consistency of the exit lists.
16764 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16765 (set_single_exit): Removed.
16766 * cfgloop.h (struct loop_exit): New function.
16767 (struct loop): single_exit_ field replaced by exits field.
16768 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16769 (struct loops): Added exits hash.
16770 (mark_single_exit_loops, set_single_exit): Declaration removed.
16771 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16773 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16775 * doc/invoke.texi: Avoid use of @headitem.
16777 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16779 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16781 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16783 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16786 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16787 Richard Sandiford <richard@codesourcery.com>
16789 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16790 * config/m68k/m68k.opt: Resort options.
16791 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16793 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16794 Richard Sandiford <richard@codesourcery.com>
16796 * doc/invoke.texi: Document the macros that are defined by
16797 m68k's -mtune and -mhard-float options.
16798 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16799 (m68k_cpp_cpu_family): Likewise.
16800 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16801 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16802 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16803 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16804 (m68k_cpp_cpu_family): Likewise.
16806 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16808 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16809 macros besides mc68000 as tuning macros. Use a switch statement
16810 to set them and mcpu32.
16812 2007-01-12 Julian Brown <julian@codesourcery.com>
16814 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16815 (TARGET_68040_ONLY): Rename to...
16816 (TARGET_68040): ...this.
16817 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16818 * config/m68k/m68k.md: Likewise.
16820 2007-01-12 Julian Brown <julian@codesourcery.com>
16821 Nathan Sidwell <nathan@codesourcery.com>
16822 Richard Sandiford <richard@codesourcery.com>
16824 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16825 the -mcpu= argument associated with the --with-cpu setting.
16826 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16827 if different from the one implied by the -mcpu setting.
16828 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16829 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16830 * doc/invoke.texi: Mention ColdFire in the introduction to the
16831 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16832 -mno-div and -mhard-float options. Make -m68881 a synonym for
16833 -mhard-float. Document the previously-undocumented -m5206e,
16834 -m528x, -m5307 and -m5407 options. Tweak the existing option
16835 documentation for consistency.
16836 * doc/install.texi: Mention new --with-cpu arguments.
16837 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16838 default CPU if neither -mcpu nor -march are specified.
16839 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16840 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16841 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16842 using m68k_tune to decide between families that implement the
16843 same ISA. Use m68k_tune to set __mcfv4e__.
16844 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16845 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16846 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16847 (FL_ISA_C, FL_ISA_MMU): New macros.
16848 (MASK_COLDFIRE): Delete.
16849 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16850 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16851 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16852 (TARGET_HARD_FLOAT): Do not define here.
16853 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16854 (TUNE_68000): New macro.
16855 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16856 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16857 (TUNE_CFV2): Redefine in terms of m68k_tune.
16858 (uarch_type, target_device, fpu_type): New enums.
16859 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16860 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16861 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16862 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16863 (FL_FOR_isa_c): New macros.
16864 (m68k_isa): New enum.
16865 (m68k_target_selection): New structure.
16866 (all_devices, all_isas, all_microarchs): New tables.
16867 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16868 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16869 (MASK_ALL_CPU_BITS): Delete.
16870 (m68k_find_selection): New function.
16871 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16872 Map the legacy target options to a combination of the new ones.
16873 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16874 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16875 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16877 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16878 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16880 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16881 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16882 * config/m68k/m68k-devices.def: New file.
16884 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16885 Nathan Sidwell <nathan@codesourcery.com>
16887 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16888 (SUBTARGET_EXTRA_SPECS): New macros.
16889 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16890 use %(asm_cpu_spec) instead.
16891 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16892 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16893 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16894 (EXTRA_SPECS): Rename to...
16895 (SUBTARGET_EXTRA_SPECS): ...this.
16897 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16898 Richard Sandiford <richard@codesourcery.com>
16899 Julian Brown <julian@codesourcery.com>
16901 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16902 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16903 to the configuration's default CPU.
16904 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16905 Remove default masks.
16906 (m680[012]0-*-*): Set the default with_cpu to the first part of
16908 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16909 (m68k*-*-linux): Extend the --with-cpu handling to...
16910 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16911 and m68010. Don't set target_cpu_default2.
16912 * doc/install.texi: Document --with-cpu for m68k.
16913 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16914 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16915 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16916 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16917 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16918 (ASM_SPEC): Remove use of %(asm_cpu_default).
16919 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16920 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16921 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16922 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16923 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16924 (TARGET_DEFAULT): Delete.
16925 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16926 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16927 (CPP_CPU_SPEC): Delete.
16928 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16929 the appropriate string.
16930 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16931 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16932 (ASM_SPEC): Don't use %(asm_default_spec).
16933 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16934 TARGET_DEFAULT and add MASK_68881.
16935 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16937 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16939 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16940 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16941 MASK_68010 alongside MASK_68020.
16942 * doc/invoke.texi: Document -m68010.
16943 * config/m68k/m68k.opt (m68010): New.
16944 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16946 (TUNE_68010): New macro.
16947 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16948 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16949 (M68K_CPU_m68332): Add MASK_68010.
16950 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16951 fallback definition.
16952 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16954 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16955 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16956 to all entries that use MASK_68020.
16957 (output_move_simode_const, output_move_himode, output_move_qimode)
16958 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16959 instead of TARGET_68020 to select clr behavior. Remove comment
16960 about there being no TARGET_68010.
16961 * config/m68k/m68k.md: Likewise throughout.
16963 2007-01-12 Julian Brown <julian@codesourcery.com>
16965 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16966 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16967 * config/m68k/m68k.md: Likewise.
16969 2007-01-12 Julian Brown <julian@codesourcery.com>
16971 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16972 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16974 2007-01-12 Julian Brown <julian@codesourcery.com>
16976 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16977 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16978 * config/m68k/m68k.md: Likewise.
16980 2007-01-12 Julian Brown <julian@codesourcery.com>
16981 Richard Sandiford <richard@codesourcery.com>
16983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16984 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16985 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16987 (TARGET_CPU32): Rename to...
16988 (TUNE_CPU32): ...this.
16989 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16990 (TUNE_CFV2): New macros.
16991 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16992 remove conditions that are implied by TARGET_68020.
16993 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16994 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16995 (m68k_output_function_epilogue): Likewise.
16996 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16997 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16998 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16999 non-68000 timings. Refactor multiplication and division costs.
17000 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17001 TUNE_CPU32 instead of TARGET_CPU32.
17002 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17003 and TUNE_68060 instead of TARGET_68060.
17004 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17005 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17007 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17008 && !TARGET_COLDFIRE" to choose between moveq and clr.
17009 Likewise in the unnamed movsf pattern.
17010 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17011 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17014 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17016 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17017 of tabbing before backslashes.
17019 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17021 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17022 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17023 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17025 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17027 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17028 find_interesting_uses_cond.
17029 (find_interesting_uses_cond): Use extract_cond_operands.
17030 (rewrite_use_compare): Use extract_cond_operands and
17031 force_gimple_operand_bsi. Do not call update_stmt.
17032 (determine_use_iv_cost_condition): Use extract_cond_operands.
17033 Return cheaper of using original bound and changing the exit bound.
17035 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17037 PR tree-optimization/29516
17038 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17039 most_expensive_mult_to_index, addr_to_parts,
17040 create_mem_ref, maybe_fold_tmr): Make the type of
17041 fields of TARGET_MEM_REF sizetype.
17042 (move_fixed_address_to_symbol, move_pointer_to_base):
17044 * tree.def (TARGET_MEM_REF): Add comment on types of
17047 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17049 * c-common.c (vector_types_convertible_p): Treat opaque types as
17050 always convertible if they have the same size, but not otherwise.
17052 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17054 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17055 Remove the b_unconditional field.
17056 (noce_try_sign_mask): Do not look at b_unconditional.
17057 (noce_process_if_block): Do not use merge_if_blocks. Update
17058 the CFG here. Do not set b_unconditional.
17059 (cond_move_process_if_block): Likewise.
17060 (find_cond_trap): Likewise.
17061 (check_cond_move_block): Require simple jump insns at the end
17062 of the basic block.
17064 2007-01-11 Jan Hubicka <jh@suse.cz>
17066 PR tree-optimization/1046
17067 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17068 when alias info is not ready.
17069 (pass_tail_recursion): Do not require aliasing.
17070 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17071 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17072 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17073 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17074 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17075 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17076 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17078 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17079 When aliasing is not build, mark statement as volatile.
17081 2007-01-11 Tom Tromey <tromey@redhat.com>
17083 PR preprocessor/15185, PR preprocessor/20989:
17084 * doc/cppopts.texi <-MT>: Update description of algorithm for
17085 computing default target.
17086 <-M, -MD>: Reword "basename" text.
17088 2007-01-11 Roger Sayle <roger@eyesopen.com>
17090 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17091 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17092 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17093 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17094 fold_builtin_bswap, real_constp, fold_builtin_pow,
17095 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17096 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17097 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17098 * convert.c (convert_to_pointer): Likewise.
17099 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17100 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17101 const_binop, fold_convert_const_int_from_int,
17102 fold_convert_const_int_from_real,
17103 fold_convert_const_real_from_real, sign_bit_p,
17104 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17105 fold_sign_changed_comparison, fold_unary, fold_comparison,
17106 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17107 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17108 * print-tree.c (print_node_brief, print_node): Likewise.
17109 * stor-layout.c (place_field, layout_type): Likewise.
17110 * tree-chrec.c (keep_cast): Likewise.
17111 * tree.c (build_vector, build_real, build_real_from_int_cst,
17112 build_complex): Likewise.
17114 2007-01-11 Roger Sayle <roger@eyesopen.com>
17116 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17117 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17119 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17121 * configure.ac (strict1_warn): Rename to strict_warn.
17122 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17123 cc_set_by_configure, quoted_cc_set_by_configure,
17124 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17125 all_boot_languages, all_stagestuff): Remove.
17126 (target_list): Remove bootstrap targets.
17127 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17128 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17129 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17130 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17131 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17132 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17133 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17134 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17135 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17136 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17137 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17138 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17139 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17140 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17141 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17142 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17143 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17144 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17145 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17146 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17147 (mostlyclean): Adjust.
17148 (clean, distclean): Don't mention bootstrap stuff.
17149 * configure: Regenerate.
17150 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17151 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17152 treelang/config-lang.in (stagestuff): Remove.
17153 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17154 stageprofile, stagefeedback, stagestuff): Remove mention.
17156 2007-01-11 Nick Clifton <nickc@redhat.com>
17158 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17160 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17161 (mcore_arith_K_S_operand): Run the test for the S constraint not
17162 the test for the M constraint.
17163 (mcore_addsub_operand): Do not accept integer values that are
17164 larger than 32 bits.
17165 * config/mcore/mcore.md: Remove unused constraints from split.
17166 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17167 (addsi3): Likewise.
17168 (allocate_stack): Likewise.
17169 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17170 operands to 32 bits.
17171 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17173 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17174 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17175 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17176 mcore_output_bclri, mcore_output_andn, output_inline_const,
17177 mcore_output_move, mcore_output_movedouble): Likewise.
17178 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17179 (output_inline_const): Likewise.
17180 (output_inline_const): Fix format strings used in sprintf
17182 * config/mcore/mcore-protos.h: Update prototypes for changed
17183 functions in mcore.c.
17184 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17185 HOST_WIDE_INT and not int.
17186 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17187 CONST_OK_FOR_N): Likewise.
17188 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17189 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17192 2007-01-10 Jan Hubicka <jh@suse.cz>
17194 * tree-vrp.c (remove_range_assertions): Release defs.
17195 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17196 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17198 2007-01-10 Paul Brook <paul@codesourcery.com>
17200 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17201 * config/arm/arm.md (mulsi3subsi): New insn.
17203 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17205 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17206 (tree_transform_and_unroll_loop): New.
17207 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17210 2007-01-10 Robert Kennedy <jimbob@google.com>
17212 * fold-const.c (fold_comparison): Fold comparisons like (x *
17213 1000 < 0) to (x < 0).
17215 2007-01-10 Ian Lance Taylor <iant@google.com>
17217 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17218 operands have the same priority.
17220 2007-01-10 Tom Tromey <tromey@redhat.com>
17222 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17223 (fold_binary): Likewise.
17224 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17225 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17226 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17227 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17228 * langhooks.h (struct lang_hooks): Removed field
17229 'can_use_bit_fields_p'.
17231 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17233 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17235 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17237 * function.c (get_last_funcdef_no): New function.
17238 * function.h (get_last_funcdef_no): Declare.
17239 * tree-inline.c (initialize_cfun): Add initialization.
17240 (tree_function_versioning): Cleanup.
17242 2007-01-10 Jan Hubicka <jh@suse.cz>
17244 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17247 2007-01-10 Sa Liu <saliu@de.ibm.com>
17248 Ben Elliston <bje@au.ibm.com>
17250 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17251 for SAVE_NONLOCAL and Pmode for any other save level.
17252 * spu-protos.h (spu_restore_stack_block): Declare.
17253 * spu.md (save_stack_block): Remove.
17254 (restore_stack_block): Call spu_restore_stack_block.
17255 * spu.c (spu_restore_stack_block): New function.
17256 (spu_expand_epilogue): Remove old comment.
17258 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17260 PR tree-optimization/30322
17261 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17262 (cand_value_at): Return the value as aff_tree.
17263 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17264 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17265 aff_combination_mult): New functions.
17266 (aff_combination_add): Use aff_combination_add_cst.
17267 (aff_combination_convert): Allow conversions to a wider type.
17268 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17269 * tree-affine.h (aff_combination_mult): Declare.
17271 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17273 * doc/tm.texi: Update documentation to reflect reality of exec
17274 and start file search behaviours. Update copyright year.
17275 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17276 header file directories.
17278 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17280 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17281 (*cosxf2): Rename to cosxf2_i387.
17282 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17283 using X87MODEF12 mode macro. Rename patterns to
17284 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17286 (*cosdf2, *cossf2): Ditto.
17287 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17288 to match extended input operands.
17289 (sincos<mode>3): New expander.
17290 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17291 insn patterns and corresponding splitters.
17293 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17295 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17296 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17298 2007-01-09 Nicolas Pitre <nico@cam.org>
17301 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17303 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17305 * target.h (struct gcc_target): New field library_rtti_comdat.
17306 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17307 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17308 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17309 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17311 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17313 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17315 2007-01-08 Richard Guenther <rguenther@suse.de>
17317 * tree.h (force_fit_type_double): Export.
17318 (force_fit_type): Remove.
17319 * fold-const.c (force_fit_type_double): New function.
17320 (force_fit_type): Remove.
17321 (int_const_binop): Use it.
17322 (fold_convert_const_int_from_int): Likewise.
17323 (fold_convert_const_int_from_real): Likewise.
17324 (fold_div_compare): Likewise.
17325 (fold_sign_changed_comparison): Likewise.
17326 (fold_unary): Likewise.
17327 (fold_negate_const): Likewise.
17328 (fold_abs_const): Likewise.
17329 (fold_not_const): Likewise.
17330 * c-common.c (shorten_compare): Use force_fit_type_double.
17331 * convert.c (convert_to_pointer): Likewise.
17333 2007-01-08 Richard Guenther <rguenther@suse.de>
17335 * tree.h (build_int_cst_wide_type): Export.
17336 * tree.c (build_int_cst_wide_type): New function.
17337 (build_int_cst_wide): Fix comment.
17338 * builtins.c (fold_builtin_object_size): Use build_int_cst
17339 to build -1 or 0 of the correct type. Use fit_double_type
17340 to check for overflow.
17341 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17343 (decode_field_reference): Likewise.
17344 (all_ones_mask_p): Likewise.
17345 (native_interpret_int): Use build_int_cst_wide_type.
17346 (fold_binary): Use build_int_cst_type to build an all-ones
17348 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17350 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17352 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17354 2007-01-09 Ben Elliston <bje@au.ibm.com>
17356 * genautomata.c (STATS_OPTION): New option.
17357 (stats_flag): New flag.
17358 (gen_automata_option): Handle it.
17359 (initiate_automaton_gen): Ditto.
17360 (write_automata): Output statistics only if stats_flag is
17361 set. Likewise, output time statistics only if time_flag is set.
17362 * doc/md.texi (Processor pipeline description): Document new flag.
17364 2007-01-08 Richard Guenther <rguenther@suse.de>
17366 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17367 * tree.c (build_int_cst_type): Likewise.
17368 (size_in_bytes): Don't call force_fit_type on the result.
17369 (int_fits_type_p): Use fit_double_type.
17370 * fold-const.c (fit_double_type): New function.
17371 (force_fit_type): Use it.
17372 * tree.h (fit_double_type): Export.
17374 2007-01-08 Jan Hubicka <jh@suse.cz>
17376 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17377 * ipa.c (function_and_variable_visibility): Fix return type.
17379 2007-01-08 Richard Guenther <rguenther@suse.de>
17381 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17382 of offset to build the index.
17383 * tree-pretty-print.c (dump_generic_node): Don't build negated
17384 const just for printing.
17385 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17386 * builtins.c (fold_builtin_int_roundingfn): Check if result
17387 fits the type by using force_fit_type and comparing the result.
17388 * predict.c (predict_loops): Use compare_tree_int for comparison.
17389 * tree.c (build_int_cst): Fall back to integer_type_node for
17391 (build_int_cst_wide): Assert type is non-null.
17393 2007-01-08 Roberto Costa <roberto.costa@st.com>
17395 * tree-vrp.c (extract_range_from_cond_expr): New.
17396 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17397 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17399 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17400 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17401 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17402 used as expressions.
17403 * tree-object-size.c (cond_expr_object_size): New.
17404 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17406 2007-01-08 Jan Hubicka <jh@suse.cz>
17408 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17409 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17412 2007-01-08 Richard Guenther <rguenther@suse.de>
17414 PR tree-optimization/23603
17415 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17416 (extract_range_from_binary): Fall back to truthvalue instead of
17417 varying for TRUTH_*_EXPR.
17418 (extract_range_from_comparison): Fall back to truthvalue instead of
17420 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17421 if all visited PHI values were constant.
17423 2007-01-08 Jan Hubicka <jh@suse.cz>
17425 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17426 (cgraph_analyze_function): break out from ...
17427 (cgraph_finalize_compilation_unit): ... here.
17428 (cgraph_expand_function): Remove forgoten commented out line.
17429 (cgraph_optimize): Analyze functions.
17431 2007-01-08 Jan Hubicka <jh@suse.cz>
17433 * tree-pas.h (TODO_remove_function): New flag.
17434 (TODO_update*): Renumber.
17435 (pass_ipa_increase_alignment,
17436 pass_ipa_function_and_variable_visibility): New passes.
17437 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17438 (cgraph_function_and_variable_visibility): Move to ipa.c
17439 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17440 cgraph_increase_alignment.
17441 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17442 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17443 calling tree-inline.
17444 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17445 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17446 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17447 (gate_increase_alignment): New function.
17448 (pass_ipa_increase_alignment): New pass.
17449 * ipa.c: Inline tree-pass.h and timevar.h
17450 (function_and_variable_visibility): Move here from cgraphunit.c
17451 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17452 * passes.c (init_optimization_passes): Add the two new passes.
17453 (execute_todo): Handle cgraph_remove_functions.
17455 2007-01-08 Nick Clifton <nickc@redhat.com>
17457 * config/frv/predicates.md (reg_or_0_operand): Accept
17460 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17462 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17463 * config.gcc: Add bfin*-rtems*.
17465 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17467 * c.opt: Add -flax-vector-conversions.
17468 * c-typeck.c (convert_for_assignment): Pass flag to
17469 vector_types_convertible_p to allow emission of note.
17470 (digest_init): Likewise.
17471 * c-opts.c: Handle -flax-vector-conversions.
17472 * c-common.c (flag_lax_vector_conversions): New.
17473 (vector_types_convertible_p): Unless -flax-vector conversions
17474 has been passed, disallow conversions between vectors with
17475 differing numbers of subparts and/or element types. If such
17476 a conversion is disallowed, possibly emit a note on the first
17477 occasion only to inform the user of -flax-vector-conversions.
17478 The new last argument specifies this.
17479 * c-common.h (flag_lax_vector_conversions): New.
17480 (vector_types_convertible_p): Add extra argument.
17481 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17482 char_type_node for V*QI type vectors.
17483 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17484 Update to satisfy new typechecking rules.
17485 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17486 C and C++ variants.
17487 * doc/invoke.texi (C Dialect Options): Document
17488 -flax-vector-conversions.
17490 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17492 PR tree-optimization/29877
17493 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17494 a register variable on the RHS to not be replaceable.
17496 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17497 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17498 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17499 const_simm15, const_pow2, const_npow2): Added.
17500 * config/score/misc.md (insv, extv, extzv, movmemsi,
17501 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17502 * config/score/score.c (score_address_cost, score_select_cc_mode):
17504 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17505 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17506 Update score_print_operand.
17507 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17508 Adjust register allocate order and update some macro define.
17509 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17510 mdx_block_move_straight, mdx_block_move_loop_head,
17511 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
17512 mdx_block_move): Added.
17513 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17514 mdp_limm): Updated and fix some bug and typo.
17515 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17516 (movsf, movdf, doloop_end): Added.
17518 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17520 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17521 config/arm/thumb2.md: Fix comment typos.
17522 * doc/extend.texi: Fix a typo.
17524 2007-01-07 Eric Christopher <echristo@apple.com>
17526 * configure.ac: Check for __stack_chk_fail for darwin.
17527 * configure: Regenerate.
17529 2007-01-07 Richard Guenther <rguenther@suse.de>
17531 * tree-vrp.c (extract_range_from_assert): CSE calls to
17532 compare_values where possible.
17533 (extract_range_from_unary_expr): Likewise.
17535 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17537 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17538 * config/avr/avr.c (call_insn_operand): Delete function.
17539 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17540 instead of register number. Use predicates.
17541 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17542 call_insn_operand): Add.
17544 2007-01-06 Jan Hubicka <jh@suse.cz>
17546 * tree-pass.h (pass_build_cgraph_edges): Declare.
17547 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17548 (visited_nodes): Remove.
17549 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17550 build_cgrpah_edges; make visited_nodes local.
17551 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17552 (record_references_in_initializer): Move to cgraphbuild.c
17553 (initialize_inline_failed, rebuild_cgraph_edges,
17554 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17555 (verify_cgraph_node): Make visited_nodes local.
17556 (cgraph_analyze_function): Do not call cgraph_create_edges and
17557 initialize_inline_failed.
17558 (cgraph_expand_function): Do not call cgraph_lower_function;
17559 assert that function is already lowered.
17560 * Makefile.in (cgraphbuild.o): New.
17561 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17562 at the end of lowering passes.
17564 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17566 * ifcvt.c (cond_move_convert_if_block): New function, code
17567 factored out from...
17568 (cond_move_process_if_block): ...here. Call the new function
17569 on the THEN and ELSE blocks.
17570 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17571 already takes care of this.
17573 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17576 * tree.h (TREE_OVERFLOW_P): New.
17577 * c-typeck.c (parser_build_unary_op): Warn only if result
17578 overflowed and operands did not.
17579 (parser_build_binary_op): Likewise.
17580 (convert_for_assignment): Remove redundant overflow_warning.
17581 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17583 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17585 * c-typeck.c (store_init_value): Split over two lines to follow
17586 the GNU coding style.
17588 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17590 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17591 __GXX_EXPERIMENTAL_CXX0X__.
17592 * doc/cpp.texi: Same.
17594 2007-01-05 Richard Guenther <rguenther@suse.de>
17596 PR middle-end/27826
17597 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17598 with mismatched types. Instead explicitly build a
17599 conversion NOP_EXPR.
17601 2007-01-05 Ian Lance Taylor <iant@google.com>
17603 * c-common.c (decl_with_nonnull_addr_p): New function.
17604 (c_common_truthvalue_conversion): Call it.
17605 * c-typeck.c (build_binary_op): Likewise.
17606 * c-common.h (decl_with_nonnull_addr_p): Declare.
17608 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17611 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17614 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17616 * doc/install.texi (Final install): Document the fact that
17617 the GNAT runtime should not be stripped.
17619 2007-01-04 Jan Hubicka <jh@suse.cz>
17621 * tree-inline.c (fold_marked_statements): Update operand caches
17622 and EH after folding
17624 2007-01-04 Ian Lance Taylor <iant@google.com>
17626 * c-common.c (check_function_nonnull): Whitespace fix.
17628 2007-01-04 Jan Hubicka <jh@suse.cz>
17630 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17631 comitted older version of patch.
17632 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17633 function, celanup cfg and collect garbage.
17635 2007-01-04 Mike Stump <mrs@apple.com>
17637 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17640 2007-01-04 Eric Christopher <echristo@apple.com>
17642 * libgcc2.c (__bswapsi2): Use SItype.
17643 (__bswapdi2): Use DItype.
17644 * libgcc2.h: Update for above.
17646 2007-01-04 Paul Brook <paul@codesourcery.com>
17648 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17649 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17650 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17651 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17652 umulsi3_highpart): Make conditional on !arm_arch6.
17653 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17654 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17655 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17656 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17657 umulsi3_highpart_v6): New insns.
17659 2007-01-04 Roger Sayle <roger@eyesopen.com>
17661 * fold-const.c (fold_convert): When casting an expression to void,
17662 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17663 have a type. Instead of attempting to build a NOP_EXPR, return
17664 these "special" trees directly.
17666 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17668 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17669 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17670 rs6000_cost->fp not 0 as adjustment for outer NEG.
17672 2007-01-04 Jan Hubicka <jh@suse.cz>
17674 * cgraph.c (cgraph_release_function_body): New function.
17675 (cgraph_remove_node): Use it.
17676 * cgraph.h (cgraph_release_function_body): Declare.
17677 * cgraphunit.c (cgraph_expand_function): Use it.
17678 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17679 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17680 is initialized and while compilation of other function is running.
17681 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17682 statement CFG annotations from here to ...
17683 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17685 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17687 * cfgloop.h (enum li_flags): Make the constants powers of two.
17689 2007-01-04 Jan Hubicka <jh@suse.cz>
17691 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17693 (fold_marked_statements): New function.
17694 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17695 * tree-inline.h (copy_body_data): Add statements_to_fold.
17697 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17699 * config.gcc: Mention libgcc/config.host.
17700 * Makefile.in: Update comments mentioning libgcc.
17701 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17702 (all.cross, start.encap, rest.encap, rest.cross): Update
17703 dependencies for libgcc move.
17704 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17705 (clean-target, clean-target-libgcc): Delete.
17706 (srcdirify, GCC_EXTRA_PARTS): New macros.
17707 (libgcc-support, libgcc.mvars): New rules.
17708 (distclean): Remove mention of mklibgcc.
17709 (install): Don't reference INSTALL_LIBGCC.
17710 (install-common): Don't reference EXTRA_PARTS.
17711 (install-libgcc, install-multilib): Delete rules.
17712 * mklibgcc.in: Delete file.
17713 * doc/configfiles.texi: Don't mention mklibgcc.
17715 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17716 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17717 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17718 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17719 (mklibgcc, ldblspecs): Likewise.
17721 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17722 (posixpre.def): Use $(T).
17723 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17724 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17725 (SHLIB_LINK): Make dummy.
17726 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17728 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17730 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17731 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17732 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17733 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17735 * configure.ac (all_outputs): Remove mklibgcc.
17736 * configure: Regenerated.
17738 2007-01-03 Josh Conner <jconner@apple.com>
17740 PR middle-end/29683
17741 * calls.c (compute_argument_addresses): Set stack and stack_slot
17742 for partial args, too.
17743 (store_one_arg): Use locate.size.constant for the size when
17744 generating a save_area.
17746 2007-01-03 Robert Kennedy <jimbob@google.com>
17748 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17749 whose definitions are deleted due to basic block merging.
17751 2007-01-03 Paul Brook <paul@codesourcery.com>
17754 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17756 (use_return_insn): Return 0 for Thumb interrupt functions.
17757 (print_multi_reg): Add rfe argument for IRQ returns.
17758 (arm_output_epilogue): Pop interrupt return address directly into PC.
17759 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17761 2007-01-03 Paul Brook <paul@codesourcery.com>
17763 Merge from sourcerygxx-4_1.
17764 * config/arm/thumb2.md: New file.
17765 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17767 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17768 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17769 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17770 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17772 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17773 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17775 * config/arm/ieee754-sf.S: Ditto.
17776 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17777 (thumb1_base_register_rtx_p): ... to this.
17778 (thumb_index_register_rtx_p): Rename...
17779 (thumb1_index_register_rtx_p): ... to this.
17780 (thumb_output_function_prologue): Rename...
17781 (thumb1_output_function_prologue): ... to this.
17782 (thumb_legitimate_address_p): Rename...
17783 (thumb1_legitimate_address_p): ... to this.
17784 (thumb_rtx_costs): Rename...
17785 (thumb1_rtx_costs): ... to this.
17786 (thumb_compute_save_reg_mask): Rename...
17787 (thumb1_compute_save_reg_mask): ... to this.
17788 (thumb_final_prescan_insn): Rename...
17789 (thumb1_final_prescan_insn): ... to this.
17790 (thumb_expand_epilogue): Rename...
17791 (thumb1_expand_epilogue): ... to this.
17792 (arm_unwind_emit_stm): Rename...
17793 (arm_unwind_emit_sequence): ... to this.
17794 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17795 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17796 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17797 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17798 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17799 thumb2_output_casesi): New functions.
17800 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17801 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17802 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17803 THUMB2_WORK_REGS): Define.
17804 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17805 arm_condexec_mask, arm_condexec_masklen)): New variables.
17806 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17807 (arm_override_options): Check new CPU capabilities.
17808 Set new architecture flag variables.
17809 (arm_isr_value): Handle v7m interrupt functions.
17810 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17812 (const_ok_for_arm): Handle Thumb-2 constants.
17813 (arm_gen_constant): Ditto. Use movw when available.
17814 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17816 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17817 (thumb_find_work_register, arm_load_pic_register,
17818 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17819 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17820 print_multi_reg, output_mov_long_double_fpa_from_arm,
17821 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17822 output_mov_double_fpa_from_arm, output_move_double,
17823 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17824 output_return_instruction, arm_output_function_prologue,
17825 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17826 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17827 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17828 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17829 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17830 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17832 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17833 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17834 (arm_file_start): Output directive for unified syntax.
17835 (arm_unwind_emit_set): Handle stack alignment instruction.
17836 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17837 Add v6t2, v7, v7a, v7r and v7m.
17838 (RETLDM): Add Thumb-2 code.
17839 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17840 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17841 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17842 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17843 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17844 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17845 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17846 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17847 ADJUST_INSN_LENGTH): Define.
17848 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17849 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17850 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17851 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17852 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17853 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17854 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17855 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17856 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17857 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17858 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17859 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17860 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17861 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17862 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17863 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17864 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17866 * config/arm/arm-tune.md: Regenerate.
17867 * config/arm/arm-protos.h: Update prototypes.
17868 * config/arm/vfp.md: Enable patterns for Thumb-2.
17869 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17870 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17871 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17872 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17873 * config/arm/libunwind.S: Add Thumb-2 code.
17874 * config/arm/constraints.md: Update include Thumb-2.
17875 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17876 * config/arm/ieee754-df.S: Ditto.
17877 * config/arm/bpabi.S: Ditto.
17878 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17879 * config/arm/predicates.md (low_register_operand,
17880 low_reg_or_int_operand, thumb_16bit_operator): New.
17881 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17882 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17883 * config/arm/t-arm-elf: Add armv7 multilib.
17884 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17886 (UNSPEC_STACK_ALIGN, ce_count): New.
17887 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17888 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17890 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17891 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17892 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17893 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17894 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17895 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17897 * doc/extend.texi: Document ARMv7-M interrupt functions.
17898 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17900 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17902 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17903 (struct _Unwind_Context): Rename args_size to flags, remove
17904 signal_frame field, add a new args_size field and version field.
17905 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17906 _Unwind_IsExtendedContext): New inline functions.
17907 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17908 Assume by_value array is only present if _Unwind_IsExtendedContext.
17909 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17910 _Unwind_IsSignalFrame.
17911 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17912 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17913 (uw_init_context_1): Initialize context->flags to
17914 EXTENDED_CONTEXT_BIT.
17915 * config/rs6000/linux-unwind.h (frob_update_context): Use
17916 _Unwind_SetSignalFrame.
17918 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17920 PR middle-end/30353
17921 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17922 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17925 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17927 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17928 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17929 RET, AT_SP): Remove.
17930 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17933 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17934 * cfgbuild.c (find_basic_blocks): Likewise.
17935 * cfgrtl.c (rtl_create_basic_block): Likewise.
17936 * function.c (temp_slots_at_level): Likewise.
17937 * reg-stack.c (stack_regs_mentioned): Likewise.
17938 * regclass.c (allocate_reg_info): Likewise.
17939 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17940 set_bb_for_stmt, move_block_to_fn): Likewise.
17941 * tree-complex.c (tree_lower_complex): Likewise.
17942 * vec.h (VEC_safe_grow_cleared): New.
17944 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17946 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17948 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17949 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17951 * cfgloopmanip.c (scale_loop_frequencies): Export.
17952 (loopify): Scale the frequencies by prescribed coefficients.
17953 (set_zero_probability): New function.
17954 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17955 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17956 and frequencies according to arguments.
17957 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17959 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17960 * modulo-sched.c (sms_schedule): Set probabilities for entering
17961 versioned loop correctly.
17962 * tree-vect-transform.c (vect_transform_loop): Ditto.
17963 * cfgloop.h (loopify, loop_version): Declaration changed.
17964 (scale_loop_frequencies): Declared.
17966 2007-01-02 Jan Hubicka <jh@suse.cz>
17968 * cgraph.c: Include tree-flow.h
17969 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17970 early_local_passes.
17971 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17972 * tree-pass.h (pass_all_early_optimizations): Declare.
17973 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17974 early_local_passes.
17975 (cgraph_analyze_function): Do early_local_passes.
17976 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17977 Do not add referenced vars.
17978 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17980 (gate_all_early_local_passes): New gate.
17981 (pass_early_local_passes): Use new gate.
17982 (execute_early_local_optimizations): New functions.
17983 (gate_all_early_optimizations): New gate.
17984 (pass_all_early_optimizations): New pass.
17985 (execute_free_datastructures): Free SSA only when initialized.
17986 (gate_init_datastructures): Init only when optimizing.
17987 (tree_lowering_passes): Do early local passes when called late.
17988 * tree-profile.c (do_tree_profiling): Don't profile functions added
17990 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17991 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17993 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17994 during early_local_passes.
17995 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17998 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18000 * Makefile.in: Update copyright year.
18002 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18004 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18005 in $(lang_checks) and check-consistency targets.
18007 2007-01-02 Jan Hubicka <jh@suse.cz>
18009 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18010 Do not add referenced vars.
18011 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18013 * passes.c (init_optimization_passes): Put mudflap_2 after
18014 free_datastructures.
18016 2007-01-02 Jan Hubicka <jh@suse.cz>
18018 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18019 Set NOTHROW flag on call statements proved to be nothrow.
18020 Update statement of local calls so new pure/const functions are
18021 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18023 (tree_rest_of_compilation): Register hooks and initialize bitmap
18024 early. Do not set after_inlining flag.
18026 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18028 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18029 HOST_BITS_PER_LONGLONG
18031 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18034 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18035 warning for non-static initializers.
18037 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18039 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18040 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18041 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18042 Always use set_unique_reg_note to add REG_EQUAL notes.
18044 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18047 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18049 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18050 * cfgbuild.c (find_basic_blocks): Likewise.
18051 * cfgrtl.c (rtl_create_basic_block): Likewise.
18052 * function.c (temp_slots_at_level): Likewise.
18053 * reg-stack.c (stack_regs_mentioned): Likewise.
18054 * regclass.c (allocate_reg_info): Likewise.
18055 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18056 set_bb_for_stmt, move_block_to_fn): Likewise.
18057 * tree-complex.c (tree_lower_complex): Likewise.
18058 * vec.h (VEC_safe_grow_cleared): New.
18060 2007-01-02 Ian Lance Taylor <iant@google.com>
18062 * c-common.c (c_common_truthvalue_conversion): When warning about
18063 using an assignment as a truth value, set TREE_NO_WARNING.
18065 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18068 * c.opt (Wold-style-declaration): New.
18069 * doc/invoke.texi (C-only Warning Options): New.
18070 (Wold-style-declaration): Document it.
18071 (Wextra): Enabled by -Wextra.
18072 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18073 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18074 -Wold-style-declaration.
18076 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18078 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18079 * cfgbuild.c (find_basic_blocks): Likewise.
18080 * cfgrtl.c (rtl_create_basic_block): Likewise.
18081 * function.c (temp_slots_at_level): Likewise.
18082 * reg-stack.c (stack_regs_mentioned): Likewise.
18083 * regclass.c (allocate_reg_info): Likewise.
18084 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18085 set_bb_for_stmt, move_block_to_fn): Likewise.
18086 * tree-complex.c (tree_lower_complex): Likewise.
18087 * vec.h (VEC_safe_grow_cleared): New.
18089 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18091 * c-common.c (c_common_nodes_and_builtins): Since variants of
18092 void_type_node get built before it is given a name, we need to
18093 give those variants the name, too.
18094 (complete_array_type): We need to work with the canonical main
18095 type of the array, from which we will build the qualified version.
18096 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18097 * print-tree.c (print_node): Display canonical type information
18099 * stor-layout.c (layout_type): When we don't know the
18100 alignment of a type for which we're building an array, we end up
18101 guessing wrong, so make the type require structural equality.
18102 * tree.c (make_node_stat): When we build a new type, it is its
18103 own canonical type.
18104 (build_type_attribute_qual_variant): When building an attribute
18105 variant, its canonical type is the non-attribute variant. However,
18106 if the attributes are target-dependent and they differ, we need to
18107 use structural equality checks for this type.
18108 (build_qualified_type): A qualified type is not equivalent to its
18109 unqualified variant; set the canonical type appropriately.
18110 (build_distinct_type_copy): When building a distinct type from
18111 another type, the new type is its own canonical type.
18112 (build_variant_type_copy): When building a new type variant, we
18113 assume that it is equivalent to the original type.
18114 (build_pointer_type_for_mode): When building a pointer type, also
18115 build a canonical type pointer.
18116 (build_reference_type_for_mode): When building a reference type,
18117 also build a canonical type reference.
18118 (build_index_type): When we can't hash an index type (e.g.,
18119 because its maximum value is negative), the index type requires
18120 structural equality tests.
18121 (build_array_type): Build the canonical form of an array type.
18122 (build_function_type): Function types require structural equality,
18123 because they contain default arguments, attributes, etc.
18124 (build_method_type_directly): Ditto for method types.
18125 (build_offset_type): Build the canonical offset type.
18126 (build_complex_type): Build the canonical vector type.
18127 (make_vector_type): Build the canonical vector type.
18128 * tree.h (TYPE_CANONICAL): New.
18129 (TYPE_STRUCTURAL_EQUALITY_P): New.
18130 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18131 (struct tree_type): Added "canonical" field.
18132 * params.h (VERIFY_CANONICAL_TYPES): New.
18133 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18134 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18135 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18136 * doc/invoke.texi (verify-canonical-types): Document --param
18137 parameter for verifying canonical types.
18139 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18141 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18142 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18143 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18144 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18146 * config/rs6000/e500.h: New.
18147 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18148 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18150 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18151 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18152 TARGET_E500_DOUBLE): Remove.
18153 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18154 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18155 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18156 * config/rs6000/rs6000.c (rs6000_override_options): Use
18157 CHECK_E500_OPTIONS.
18159 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18161 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18162 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18163 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18164 rs6000_emit_cmove): Don't check TARGET_E500.
18165 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18166 sordered): Don't check TARGET_E500.
18168 2007-01-01 Eric Christopher <echristo@apple.com>
18170 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18171 HARD_REGISTER_NUM_P.
18173 2007-01-01 Roger Sayle <roger@eyesopen.com>
18175 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18176 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18177 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18180 2007-01-01 Mike Stump <mrs@apple.com>
18182 * configure.ac: Remove support for building with Apple's gcc-3.1.
18184 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18186 PR middle-end/30311
18187 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18188 REG is a hard register. Do not modify REG before calling
18190 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18191 multiple of the size of YMODE for certain lowpart cases.
18193 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18195 PR middle-end/30253
18196 * gimplify (voidify_wrapper_expr): Update for
18197 GIMPLE_MODIFY_STMT.
18199 2007-01-01 Andreas Schwab <schwab@suse.de>
18202 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18203 save of BR0 in extra_spill_size instead of spill_size.
18204 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18206 (ia64_expand_epilogue): Restore BR0 from its new location.
18208 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18210 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18211 Use a temporary variable if the left hand side is not a gimple
18214 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18216 * gimplify.c (gimplify_return_expr): Make the temporary variable
18217 for the return expression, a gimple register variable.
18219 2007-01-01 Jan Hubicka <jh@suse.cz>
18221 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18224 2007-01-01 Mike Stump <mrs@apple.com>
18226 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18228 * config/darwin.c (machopic_select_rtx_section): Use
18229 HAVE_GAS_LITERAL16.
18230 (darwin_mergeable_constant_section): Likewise.
18231 * configure: Regenerate.
18232 * config.in: Regenerate.
18234 2007-01-01 Jan Hubicka <jh@suse.cz>
18235 Andrew Pinski <pinskia@gmail.com>
18237 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18238 before starting IPA passes.