1 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6 init_omega_for_ddr_1): Use non conservative number of iterations
8 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9 (analyze_siv_subscript): Remove FIXME and reinitialization of
10 last_conflicts to chrec_dont_know.
11 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15 * tree.c (maybe_canonicalize_argtypes): Improve description.
17 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
19 * tree.c (maybe_canonicalize_argtypes): New.
20 (build_function_type): Set canonical type.
21 (build_method_type_directly): Ditto.
22 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
25 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
29 (rewrite_use_nonlinear_expr): Likewise.
31 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
33 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
35 2007-07-04 Ben Elliston <bje@au.ibm.com>
37 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
40 * c-objc-common.c (c_types_compatible_p): Fix indentation.
42 * doc/tm.texi (Run-time Target): Capitalise "CPU".
43 (Exception Handling): Likewise.
45 2007-07-03 Jan Hubicka <jh@suse.cz>
47 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
49 2007-07-03 Eric Christopher <echristo@apple.com>
51 * doc/cppopts.texi: Add conflicting option note to -dM.
52 * doc/invoke.texi: Add note about possible conflicts with
53 -E for -dCHARS and note that -dM will not produce
54 any results if there is no machine dependent reorg.
56 2007-07-03 Geoffrey Keating <geoffk@apple.com>
58 * tree.h (DECL_ALIGN): Back out previous change.
60 2007-07-03 Joseph Myers <joseph@codesourcery.com>
62 * configure.ac: Test for .dtprelword support on MIPS.
63 * configure, config.in: Regenerate.
64 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
65 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
67 2007-07-03 Julian Brown <julian@codesourcery.com>
69 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
70 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
71 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
72 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
74 (all_fpus): Add FPUTYPE_VFP3.
75 (fp_model_for_fpu): Add VFPv3 field.
76 (arm_rtx_costs_1): Give cost to VFPv3 constants.
77 (vfp3_const_double_index): New function. Return integer index of
78 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
80 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
81 and argument represents a valid RTX for a VFPv3 constant.
82 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
84 (vfp_emit_fstmd): Similar, for fstmd.
85 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
86 constants, represented as integer indices.
87 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
88 VFP_REGNO_OK_FOR_DOUBLE macros.
89 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
90 (arm_file_start): Set float-abi attribute for VFPv3, and output
91 correct ".fpu" assembler directive.
92 (arm_dbx_register_numbering): Add FIXME.
93 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
94 (fputype): Add FPUTYPE_VFP3.
95 (FIXED_REGISTERS): Add 32 registers for D16-D31.
96 (CALL_USED_REGISTERS): Likewise.
97 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
98 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
99 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
100 (D7_VFP_REGNUM): New.
101 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
102 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
103 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
104 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
105 (REG_ALLOC_ORDER): Adjust for VFPv3.
106 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
107 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
108 VFP_LO_REGS, VFP_HI_REGS.
109 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
110 (IS_VFP_CLASS): Define macro.
111 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
113 (REGISTER_MOVE_COST): Likewise.
114 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
115 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
116 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
117 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
118 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
119 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
120 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
121 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
122 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
123 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
124 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
125 where appropriate for single-word registers.
126 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
127 As above. Fix type attributes.
128 * config/arm/constraints.md (register_contraint "t"): Define.
129 (register_constraint "w"): Change to D0-D15, or D0-D31 for
131 (register_constraint "x"): Define.
132 (constraint "Dv"): Define.
134 2007-07-03 Geoffrey Keating <geoffk@apple.com>
136 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
138 2007-07-03 Tom Tromey <tromey@redhat.com>
140 * c-parser.c (objc_pq_context): Removed.
141 (objc_need_raw_identifier): Likewise.
142 (c_parser) <objc_pq_context>: New field.
143 <objc_need_raw_identifier>: Likewise.
144 (OBJC_NEED_RAW_IDENTIFIER): Removed.
145 (c_lex_one_token): Update.
146 (c_parser_objc_protocol_definition): Update.
147 (c_parser_objc_method_definition): Update.
148 (c_parser_objc_methodproto): Update.
149 (c_parser_declspecs): Update.
151 2007-07-03 David Ung <davidu@mips.com>
153 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
155 2007-07-03 David Ung <davidu@mips.com>
156 Richard Sandiford <richard@codesourcery.com>
158 * doc/invoke.texi: Document -march=74kf3_2.
159 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
160 (TUNE_74K): Check for it.
161 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
162 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
163 * config/mips/mips.md (cpu): Add 74kf3_2.
164 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
165 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
166 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
167 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
168 74kf3_2 to the CPU list.
169 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
170 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
171 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
172 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
173 (r74kf3_2_fxfer_from_c1): New insn reservations.
175 2007-07-03 Richard Sandiford <richard@codesourcery.com>
176 David Ung <davidu@mips.com>
178 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
179 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
180 and 74k[fx]. Document aliases for the new options.
181 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
182 (PROCESSOR_24KF2_1): ...this.
183 (PROCESSOR_24KX): Rename to...
184 (PROCESSOR_24KF1_1): ...this.
185 (PROCESSOR_74KF): Rename to...
186 (PROCESSOR_74KF2_1): ...this.
187 (PROCESSOR_74KX): Rename to...
188 (PROCESSOR_74KF1_1): ...this.
189 (TUNE_74K): Update PROCESSOR_* names.
190 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
191 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
192 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
193 (mips_rtx_cost_data): Update processor names in comments.
194 (mips_issue_rate): Update PROCESSOR_* names.
195 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
196 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
197 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
198 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
199 Update cpu attribute names.
200 (r24k_fpu_iss): Rename this reservation to...
201 (r24kf2_1_fpu_iss): ...this and update all uses.
202 (r24kx_fpu_iss): Rename this reservation to...
203 (r24kf1_1_fpu_iss): ...this and update all uses.
204 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
205 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
206 Update cpu attribute names.
208 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
210 * config/m32r/constraints.md: New file.
211 * config/m32r/m32r.c: Include tm-constrs.h.
212 (small_data_operand): Use satisfies_constraint_* instead of macro.
213 (addr24_operand, gen_compare): Likewise.
214 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
215 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
216 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
217 EXTRA_CONSTRAINT): Likewise.
218 * config/m32r/m32r.md: Include constraints.md.
219 (*movsi_insn): Use satisfies_constraint_* instead of macro.
220 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
221 * config/m32r/predicates.md (conditional_move_operand): Likewise.
222 (two_insn_const_operand, int8_operand, uint16_operand,
223 reg_or_int16_operand, reg_or_uint16_operand,
224 reg_or_cmp_int16_operand, cmp_int16_operand,
225 seth_add3_operand): Likewise.
227 2007-07-03 Eric Christopher <echristo@gmail.com>
229 * libgcc2.h: Conditionally declare __bswapsi2 and
232 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
234 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
237 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
240 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
241 (__gthrw_pragma): Provide default definition.
243 * gthr-posix.c (__gthrw_pragma): Define.
245 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
247 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
248 before declaring inequality.
250 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
252 * combine.c (recog_for_combine): Log the success or failure of
253 matching new insn patterns against the machine description in
256 2007-07-03 Revital Eres <eres@il.ibm.com>
258 * ddg.c (print_sccs): New function.
259 (check_sccs): New function.
260 (create_ddg_all_sccs): Use it.
261 * ddg.h (print_sccs): Declare.
262 * modulo-sched.c (sms_order_nodes): Call print_sccs.
264 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
266 * targhooks.h (default_mode_for_suffix): New function declaration.
267 * targhooks.c (default_mode_for_suffix): New default target hook.
268 * target.h (struct c): New structure in the targetm struct.
269 (mode_for_suffix): New target hook as part of struct c.
270 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
271 default_mode_for_suffix.
272 (TARGET_C): New define.
273 * c-lex.c: Include "target.h".
274 (interpret_float): Use targetm.c.mode_for_suffix to determine
275 the mode for a given non-standard suffix.
276 Makefile.in (c-lex.o): Depend on $(TARGET_H).
278 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
279 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
281 * doc/extend.texi (Floating Types): New node. Document __float80 and
282 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
284 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
287 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
288 predicate instead of target_operand.
289 (divsi3_i1_media, divsi3_media_2): Likewise.
291 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
293 * tree.h (alias_sets_might_conflict_p): Rename into
294 alias_sets_must_conflict_p.
295 * alias.c (alias_sets_might_conflict_p): Likewise.
296 (alias_sets_conflict_p): Use it.
297 (objects_must_conflict_p): Likewise.
298 * c-common.c (strict_aliasing_warning): Adjust.
300 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
302 * rtlhooks.c (gen_lowpart_if_possible): Check for
303 invalid subreg before calling gen_lowpart_SUBREG.
305 2007-07-02 Geoffrey Keating <geoffk@apple.com>
307 * config/darwin9.h: Add copyright notice.
308 (LINK_COMMAND_SPEC): Add comment.
309 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
310 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
311 DARWIN_LIBSYSTEM_HAS_UNWIND.
313 2007-07-02 Jakub Jelinek <jakub@redhat.com>
316 * omp-low.c (check_combined_parallel): New function.
317 (lower_omp_parallel): Call it via walk_stmts, set
318 OMP_PARALLEL_COMBINED if appropriate.
319 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
320 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
321 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
322 don't consider it as combined parallel.
324 2007-07-02 Richard Sandiford <richard@codesourcery.com>
326 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
327 (gcc_tooldir): Likewise.
328 * configure: Regenerate.
329 * Makefile.in (libsubdir_to_prefix): New variable, based on the
330 old configure.ac gcc_tooldir setting.
331 (prefix_to_exec_prefix): New variable.
332 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
333 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
335 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
337 Fix PR tree-optimization/32583
338 Fix PR tree-optimization/32584
339 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
340 (phi_translate_set): Use phi_translate directly now.
341 (make_values_for_stmt): Don't value number RHS if we already know
344 2007-07-02 Steve Ellcey <sje@cup.hp.com>
345 Jim Wilson <wilson@specifix.com>
348 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
351 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
352 Richard Sandiford <richard@codesourcery.com>
353 Nigel Stephens <nigel@mips.com>
355 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
356 (mips16e_output_save_restore): Declare.
357 (mips16e_save_restore_pattern_p): Likewise.
358 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
359 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
360 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
361 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
362 (BITSET_P): New global macro, extracted from...
363 (mips_for_each_saved_reg): ...here.
364 (mips16e_save_restore_info): New struct.
365 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
366 (mips16e_save_restore_regs): New variable.
367 (mips_split_plus, mips16e_find_first_register): New functions.
368 (mips16e_mask_registers): New function.
369 (compute_frame_size): Expand the commentary before the function.
370 Enforce the MIPS16e save and restore register range restrictions.
371 Pad the general register save area at the low end.
372 (mips16e_save_restore_reg, mips16e_build_save_restore)
373 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
374 (mips16e_output_save_restore, mips16e_collect_propagate_value)
375 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
377 (mips_expand_prologue, mips_expand_epilogue): Handle
378 GENERATE_MIPS16E_SAVE_RESTORE.
379 * config/mips/mips.md (*mips16e_save_restore): New pattern.
381 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
383 PR tree-optimization/31966
384 PR tree-optimization/32533
385 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
386 "basic_block" description as its third argument. Update function
387 calls to get destination bb from "edge" argument. Save "cond" into
388 aux field of the edge. Update prototype for changed arguments.
389 (if_convertible_loop_p): Clear aux field of incoming edges if bb
391 (find_phi_replacement_condition): Operate on incoming edges, not
392 on predecessor blocks. If there is a condition saved in the
393 incoming edge aux field, AND it with incoming bb predicate.
394 Return source bb of the first edge.
395 (clean_predicate_lists): Clean aux field of outgoing node edges.
396 (tree_if_conversion): Do not initialize cond variable. Move
397 variable declaration into the loop.
398 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
399 initializations of new_stmt, arg0 and arg1 variables.
401 2007-07-02 Jakub Jelinek <jakub@redhat.com>
403 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
404 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
406 2007-07-02 Richard Guenther <rguenther@suse.de>
408 * tree-ssa.c (useless_type_conversion_p): Document
409 future intent as defining the middle-end type system.
410 Re-structure to call langhook last, group by type class,
411 mark questionable parts.
413 2007-07-02 Richard Guenther <rguenther@suse.de>
415 * tree-flow.h (types_compatible_p): Declare.
416 * tree-ssa.c (types_compatible_p): New function.
417 * ipa-type-escape.c (discover_unique_type): Use
418 types_compatible_p instead of lang_hooks.types_compatible_p.
419 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
420 * tree-vn.c (expressions_equal_p): Likewise.
421 * tree.c (fields_compatible_p): Likewise.
422 * tree-ssa-dom.c (avail_expr_eq): Likewise.
423 (cprop_operand): Use useless_type_conversion_p instead of
424 lang_hooks.types_compatible_p.
425 * tree-inline.c (setup_one_parameter): Likewise.
426 (declare_return_variable): Likewise.
427 * tree-nrv.c (tree_nrv): Likewise.
428 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
429 (maybe_fold_offset_to_component_ref): Likewise.
430 (maybe_fold_offset_to_reference): Likewise.
431 * tree-ssa-copy.c (may_propagate_copy): Likewise.
432 (merge_alias_info): Likewise.
433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
434 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
435 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
436 * tree-tailcall.c (find_tail_calls): Likewise.
437 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
438 * gimplify.c (canonicalize_addr_expr): Likewise.
439 (fold_indirect_ref_rhs): Likewise.
440 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
441 (cpt_same_type): Likewise.
442 (check_pointer_types_r): Swap parameters to cpt_same_type
444 * fold-const.c (fold_convert): Revert fix for PR15988.
445 * tree-inline.c (setup_one_parameter): Instead fix it here by
446 using fold_build1 instead of fold_convert and checking for
447 error_mark_node. Convert only if the conversion is necessary.
449 2007-07-02 Joseph Myers <joseph@codesourcery.com>
451 * configure.ac: Check for .gnu_attribute on Power.
452 * configure: Regenerate.
453 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
454 attribute for floating-point ABI.
456 2007-07-02 Ira Rosen <irar@il.ibm.com>
458 PR tree-optimization/32230
459 PR tree-optimization/32477
460 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
461 address is a constant.
463 2007-07-02 Richard Sandiford <richard@codesourcery.com>
465 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
466 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
467 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
468 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
469 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
470 64-bit targets. Add support for *-elfoabi*.
471 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
472 different settings if $(tm_defines) does not select the EABI.
473 (MULTILIB_EXCLUSIONS): Define in those circumstances.
474 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
475 (MIPS_ARCH_OPTION_SPEC): Likewise.
476 (MIPS_ISA_LEVEL_SPEC): Likewise.
477 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
478 * config/mips/elfoabi.h: New file.
480 2007-07-02 Richard Guenther <rguenther@suse.de>
482 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
483 (useless_type_conversion_p): ... this.
484 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
485 (useless_type_conversion_p): ... this.
486 * builtins.c (fold_builtin_memory_op): Rename
487 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
488 * tree-cfg.c (verify_expr): Likewise.
489 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
490 * tree-ssa-ccp.c (ccp_fold): Likewise.
491 * tree-ssa-copy.c (may_propagate_copy): Likewise.
492 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
494 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
495 * tree-ssa-pre.c (eliminate): Likewise.
496 * tree-ssa.c (delete_tree_ssa): Likewise.
497 (tree_ssa_useless_type_conversion): Likewise.
498 * tree.c (build2_stat): Likewise.
500 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
502 Fix PR tree-optimization/32571
503 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
506 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
509 and other expected operations explicitly, change default to
512 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
514 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
516 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
517 (tls_load_dot_plus_eight): Move the label number into the unspec.
518 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
520 2007-07-01 Andreas Schwab <schwab@suse.de>
522 * dwarf2out.c (initial_return_save): Define only if used.
524 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
526 Unreverting Richard's Revert of:
528 2007-06-27 Richard Sandiford <richard@codesourcery.com>
530 * dce.c (deletable_insn_p_1): New function, split out from...
531 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
532 specially, not those inside PARALLELs. Remove BODY argument
533 and adjust recursive call accordingly.
534 (prescan_insns_for_dce): Update call to delete_insn_p.
536 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
537 Revital Eres <eres@il.ibm.com>
539 * ddg.c (create_ddg_all_sccs): Fix missed
540 initialization of scc_nodes.
542 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
545 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
546 X + ~X to 1 only for INTEGRAL_TYPE_P type.
548 2007-06-30 Joseph Myers <joseph@codesourcery.com>
550 * configure.ac: Check for .gnu_attribute on MIPS.
551 * configure, config.in: Regenerate.
552 * config/mips/mips.c (mips_file_start): If supported, output
553 attribute for floating-point ABI.
555 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
558 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
559 (ffs_cmove): New expander to expand using ctz pattern.
560 (*ffs_cmove): Remove pattern.
561 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
562 (ffsdi2): Expand using ctz pattern.
563 (*ffs_rex64): Remove pattern.
565 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
567 PR rtl-optimization/32296
568 * pa.md (return): Delete pattern.
569 (return_internal): Remove "(const_int 1)" from pattern.
570 (epilogue): Use return_internal pattern for trivial returns.
571 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
572 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
574 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
576 * tree-ssa-pre.c (is_exception_related): New function
577 (can_value_number_operation): Use it.
579 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
581 Fix PR tree-optimization/32540
582 Fix PR tree-optimization/31651
584 * tree-ssa-sccvn.c: New file.
586 * tree-ssa-sccvn.h: Ditto.
588 * tree-vn.c: Include tree-ssa-sccvn.h
589 (val_expr_paid_d): Removed.
590 (value_table): Ditto.
592 (val_expr_pair_hash): Ditto.
593 (val_expr_pair_expr_eq): Ditto.
594 (copy_vuses_from_stmt): Ditto.
597 (shared_vuses_from_stmt): Ditto.
598 (print_creation_to_file): Moved up.
600 (sort_vuses_heap): Ditto.
601 (set_value_handle): Make non-static.
602 (make_value_handle): Ditto.
603 (vn_add): Rewritten to use sccvn lookups.
604 (vn_add_with_vuses): Ditto.
605 (vn_lookup): Ditto (and second argument removed).
606 (vn_lookup_with_vuses): Ditto.
607 (vn_lookup_or_add): Ditto (and second argument removed);
608 (vn_lookup_or_add_with_vuses): Ditto.
609 (vn_lookup_with_stmt): New.
610 (vn_lookup_or_add_with_stmt): Ditto.
611 (create_value_handle_for_expr): Ditto.
613 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
614 (seen_during_translate): New function.
615 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
616 (phi_trans_add): Ditto.
617 (constant_expr_p): FIELD_DECL is always constant.
618 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
620 Avoid infinite recursion on mutually valued expressions.
621 Change callers of vn_lookup_or_add.
622 (phi_translate): New function.
623 (compute_antic_safe): Allow phi nodes.
624 (create_component_ref_by_pieces): Update for FIELD_DECL change.
625 (find_or_generate_expression): Rewrite slightly.
626 (create_expression_by_pieces): Updated for vn_lookup_or_add
628 Update VN_INFO for new names.
629 (insert_into_preds_of_block): Update for new names.
630 (add_to_exp_gen): New function.
631 (add_to_sets): Use vn_lookup_or_add_with_stmt.
632 (find_existing_value_expr): Rewrite to changed vn_lookup.
633 (create_value_expr_from): Ditto, and use add_to_exp_gen.
634 (try_look_through_load): Removed.
635 (try_combine_conversion): Ditto.
636 (get_sccvn_value): New function.
637 (make_values_for_phi): Ditto.
638 (make_values_for_stmt): Ditto.
639 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
641 (init_pre): Update for SCCVN changes.
643 (execute_pre): Ditto.
645 * tree-flow.h (make_value_handle): Declare.
646 (set_value_handle): Ditto.
647 (sort_vuses_heap): Ditto.
648 (vn_lookup_or_add_with_stmt): Ditto.
649 (vn_lookup_with_stmt): Ditto.
650 (vn_compute): Remove.
653 (vn_lookup): Update arguments.
655 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
657 (tree-ssa-sccvn.o): New.
658 (OBJS-common): Add tree-ssa-sccvn.o
660 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
663 * c-typeck.c (build_external_ref): Don't mark as used if called
665 * calls.c (rtx_for_function_call): Likewise.
667 2007-06-30 Richard Sandiford <richard@codesourcery.com>
671 2007-06-27 Richard Sandiford <richard@codesourcery.com>
673 * dce.c (deletable_insn_p_1): New function, split out from...
674 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
675 specially, not those inside PARALLELs. Remove BODY argument
676 and adjust recursive call accordingly.
677 (prescan_insns_for_dce): Update call to delete_insn_p.
679 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
681 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
682 (try_combine): Move potential calls to undo_all() so they happen
683 before we commit to using the combined insns.
685 2006-06-30 Jan Hubicka <jh@suse.cz>
687 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
690 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
692 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
693 (cgraph_remove_unreachable_nodes): Likewise.
694 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
695 * ipa-inline.c (update_caller_keys): Cast according to the coding
697 (cgraph_decide_recursive_inlining): Likewise.
698 (cgraph_decide_inlining_of_small_function): Likewise.
699 (try_inline): Likewise.
700 (cgraph_decide_inlining_incrementally): Likewise.
701 * ipa-pure-const.c (get_function_state): Likewise.
702 (scan_function): Likewise.
703 (analyze_function): Likewise.
704 (static_execute): Likewise.
705 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
706 (merge_callee_local_info): Likewise.
707 (analyze_function): Use type safe memory macros.
708 (static_execute): Likewise. Cast according to the coding conventions.
709 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
711 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
713 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
714 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
717 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
720 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
721 for complex modes (both int and real).
723 2007-06-29 Jan Hubicka <jh@suse.cz>
725 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
727 2007-06-29 Jan Hubicka <jh@suse.cz>
730 * cse.c (cse_insn): Avoid invalid sharing in between register note and
733 2007-06-29 Anatoly Sokolov <aesok@post.ru>
736 * config/avr/avr.c: Include dataflow header file.
737 (expand_prologue): Adjust for prologue insn change.
738 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
741 2007-06-29 Richard Guenther <rguenther@suse.de>
744 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
745 during type verification.
747 2007-06-29 Jan Hubicka <jh@suse.cz>
749 * recog.c (validate_change_rtx_1): Unshare TO argument.
751 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
753 PR tree-optimization/24659
754 * tree-vect-transform.c (vectorizable_call): Handle
755 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
757 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
758 * config/i386/i386.c (enum ix86_builtins)
759 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
760 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
762 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
763 const using def_builtin_const.
764 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
765 input operands in the same modes as the result.
766 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
768 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
770 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
771 (df_set_dead_notes_for_mw): Likewise.
773 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
775 * c-common.c (pointer_int_sum): Do the negation in sizetype.
777 2007-06-28 DJ Delorie <dj@redhat.com>
779 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
781 2007-06-28 Geoffrey Keating <geoffk@apple.com>
783 * doc/invoke.texi (C++ Dialect Options): Document
784 fvisibility-ms-compat.
785 * c.opt (fvisibility-ms-compat): New.
787 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
790 * tree-affine.c (aff_combination_add_elt): Handle
791 pointer addition specially.
793 2007-06-28 Jakub Jelinek <jakub@redhat.com>
795 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
796 decl is non-external for AIX ABI.
798 2007-06-28 David Edelsohn <edelsohn@gnu.org>
800 * config/rs6000/predicates.md (current_file_function_operand):
801 Ensure the symbol is non-external for AIX ABI.
803 2007-06-28 Nick Clifton <nickc@redhat.com>
805 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
806 (fdce, fdse, fpredictive-commoning): Likewise.
808 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
811 * gcc.c (process_command): Recognize the new -static-libgfortran
814 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
817 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
818 Use a call clobbered hard reg instead of a pseudo reg.
820 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
822 * config/sh/sh.md (load_gbr): Use correct operand constraint.
824 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
827 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
828 REG_LIBCALL and REG_RETVAL notes.
829 (divsi3, mulsi3): Likewise.
830 (mulhisi3): Likewise. Use emit_libcall_block.
831 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
833 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
835 PR rtl-optimization/32481
836 * combine.c (adjust_for_new_dest): Rescan the changed insn.
838 2007-06-27 Richard Sandiford <richard@codesourcery.com>
840 * dce.c (deletable_insn_p_1): New function, split out from...
841 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
842 specially, not those inside PARALLELs. Remove BODY argument
843 and adjust recursive call accordingly.
844 (prescan_insns_for_dce): Update call to delete_insn_p.
846 2007-06-27 Richard Guenther <rguenther@suse.de>
849 * tree.h (fold_convertible_p): Declare.
850 * fold-const.c (fold_convertible_p): New function.
851 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
852 instead of lang_hooks.types_compatible_p.
854 2007-06-26 Jan Hubicka <jh@suse.cz>
856 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
857 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
858 early use validate_unshare_change.
859 (reload_combine): Likewise.
860 * recog.c (change_t): New field unshare.
861 (validate_change_1): Rename from validate_change; add argument unshare.
862 (validate_change): Turn into wrapper of validate_change_1; update
864 (validate_unshare_change): New.
865 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
866 calls of df_insn_rescan.
867 * recog.h (validate_change): Replace ints by bools.
868 (validate_unshare_change): Declare.
870 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
872 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
874 2007-06-26 Steve Ellcey <sje@cup.hp.com>
876 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
878 2007-06-25 Jan Hubicka <jh@suse.cz>
880 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
882 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
883 cgraph_decide_inlining_incrementally): Move uninlinability checks to
884 places other call site specific checks are performed.
886 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
889 * tree-vect-transform.c (vectorizable_operation): Convert
890 POINTER_PLUS_EXPR over to PLUS_EXPR.
892 2007-06-25 Chao-ying Fu <fu@mips.com>
894 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
895 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
896 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
897 Document GET_MODE_IBIT, and GET_MODE_FBIT.
899 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
900 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
901 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
902 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
903 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
904 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
905 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
906 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
907 ALL_FIXED_POINT_MODE_P): New define.
908 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
910 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
912 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
913 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
914 MODE_VECTOR_UACCUM): New mode classes.
916 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
917 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
918 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
921 * genmodes.c (struct mode_data): Add ibit and fbit fields.
922 (blank_mode): Initialize ibit and fbit.
923 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
924 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
925 (new_adjust): Change required_class to required_class_from and
926 required_class_to for testing within a range.
927 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
928 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
930 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
931 (make_fixed_point_mode): New.
932 (_ADD_ADJUST): Change C to C1 and C2.
933 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
934 use a range for machine classes.
935 (ADJUST_IBIT, ADJUST_FBIT): New.
936 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
938 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
939 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
940 Emit adjustment for ibit and fbit.
941 (emit_mode_ibit, emit_mode_fbit): New.
942 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
944 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
946 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
947 as the source of the set.
949 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
951 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
952 FP_REGNO_P): Use IN_RANGE.
953 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
954 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
955 (DATA_REG_P): Use DATA_REGNO_P.
956 (FP_REG_P): Use FP_REGNO_P.
957 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
958 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
959 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
961 2007-06-24 Jan Hubicka <jh@suse.cz>
964 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
966 2007-06-24 Sebastian Pop <sebpop@gmail.com>
969 * fold-const.c (fold_binary): Strip nops of operand 0
970 of BIT_NOT_EXPR before calling operand_equal_p.
971 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
972 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
974 2007-06-23 Mark Mitchell <mark@codesourcery.com>
976 * doc/extend.texi: Document that dllimport and dllexport imply
978 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
979 imported or exported declaration, including type declarations.
980 * c-common.c (handle_visibility_attribute): Check for conflicts
981 with dllimport/dllexport.
982 (c_determine_visibility): Handle dllimport/dllexport as an
983 explicit visibility atttribute.
985 2007-06-23 Richard Guenther <rguenther@suse.de>
987 PR tree-optimization/16876
989 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
991 * tree-inline.c (initialize_inlined_parameters): Do not call
992 lang_hooks.tree_inlining.convert_parm_for_inlining.
993 * cgraphbuild.c (initialize_inline_failed): Set inline failed
994 reason for mismatched types.
995 * gimplify.c (gimplify_call_expr): Verify the call expression
996 arguments match the called function type signature. Otherwise
997 mark the call expression to be not considered for inlining
998 using CALL_CANNOT_INLINE_P flag.
999 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1000 edges call expression.
1001 (cgraph_decide_inlining_of_small_function): Likewise.
1002 (cgraph_decide_inlining): Likewise.
1003 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1005 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1006 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1007 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1009 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1010 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1012 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1013 convert_parm_for_inlining member.
1015 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1018 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1019 Remove optimization for GT.
1021 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1024 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1026 (prescan_insns_for_dce): Add extra parameter.
1028 2007-06-23 Jan Hubicka <jh@suse.cz>
1031 * gimplify.c (mark_addressable): New function.
1032 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1034 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1037 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1039 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1043 moves between MMX/SSE registers to at least 8 units to prevent
1044 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1046 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.c (override_options): Correct x86_sahf
1051 2007-06-21 David Daney <ddaney@avtrex.com>
1054 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1055 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1056 (exception_receiver): Renamed to ...
1057 (nonlocal_goto_receiver): ... this.
1059 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1061 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1062 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1063 partial register accesses.
1065 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1067 * fold-const.c (debug_fold_checksum): Move it under
1068 ENABLE_FOLD_CHECKING.
1070 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1073 * tree.h (debug_fold_checksum): Declared.
1074 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1075 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1076 build_fold_addr_expr_with_type_1.
1077 (fold_addr_expr, debug_fold_checksum): New.
1078 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1079 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1082 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1084 PR tree-optimization/19590
1085 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1086 of scev is a constant.
1087 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1089 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1091 * df-problems.c (df_note_bb_compute): Made computation of live
1092 info consistent with df_lr.
1094 2007-06-21 Richard Guenther <rguenther@suse.de>
1096 PR tree-optimization/32453
1097 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1098 for pointer anti-range.
1100 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1102 * config/i386/i386.c (processor_target_table): Increase maximum
1103 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1106 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1107 byte alignment if > 8 byte alignment is preferred.
1108 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1110 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1112 PR tree-optimization/31866
1113 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1114 if ASM_EXPR's input is not a SSA_NAME.
1117 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1118 but decl is a global var, instead return decl.
1119 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1120 even for is_global_var decls, if they are private in some outer
1123 2007-06-21 Richard Guenther <rguenther@suse.de>
1125 PR tree-optimization/32451
1126 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1128 2007-06-21 Christian Bruel <christian.bruel@st.com>
1130 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1131 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1132 (push_regs): Changed saving order or banked registers.
1133 (sh_expand_epilogue): Likewise.
1134 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1135 (FIRST_BANKED_REG): Likewise.
1136 (LAST_BANKED_REG): Likewise.
1137 * config/sh/sh.md (banked) New attribute.
1138 (in_delay_slot): Check banked attribute.
1140 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1142 PR tree-optimization/32075
1143 * tree-data-ref.c (subscript_dependence_tester_1,
1144 analyze_miv_subscript, analyze_overlapping_iterations,
1145 add_distance_for_zero_overlaps, build_classic_dist_vector,
1146 subscript_dependence_tester_1, analyze_overlapping_iterations,
1147 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1148 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1149 to evolution_function_is_affine_multivariate_p.
1151 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1153 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1155 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1158 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1160 * config/m32c/prologue.md (epilogue_exitd_16): New.
1161 (epilogue_reit_16): New.
1162 (epilogue_exitd): Rename to epilogue_exitd_24.
1163 (epilogue_reit): Rename to epilogue_reit_24.
1165 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1166 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1168 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1170 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1171 if dbg_cnt (sched_insn) reaches the limit.
1172 (choose_ready): New parameter INSN_PTR and new return value.
1173 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1174 the new return value from choose_ready.
1175 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1176 (rest_of_handle_global_alloc): New global_alloc_at_func.
1178 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1180 PR tree-optimization/25737
1181 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1182 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1183 * tree-flow.h (struct fieldoff): Add new field alias_set.
1184 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1185 argument addressable_type. Set alias_set of fieldoff.
1186 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1187 (create_overlap_variables_for): Pass alias_set from fieldoff to
1189 * alias.c (get_alias_set): Use alias_set from SFT if set.
1191 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1193 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1194 of a variable as an unsigned HOST_WIDE_INT integer.
1196 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1198 PR rtl-optimization/32405
1199 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1201 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1203 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1206 * builtins.c: Include diagnostic.h.
1207 (expand_builtin_expect): Make gcc_assert more permissive.
1208 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1211 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1215 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1216 if ACCUMULATE_OUTGOING_ARGS.
1218 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1220 * config/m68hc11/m68hc11.c: Include dataflow header file.
1221 (m68hc11_reorg): Port to dataflow.
1223 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1225 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1226 (struct df_problem.free_blocks_on_set_blocks): New field.
1227 (struct dataflow.optional_p): New field.
1228 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1229 (df_live_set_all_dirty): New function.
1230 * df-scan.c (df_scan_alloc): Initialize optional_p.
1231 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1232 * df-core.c (df_set_blocks): Removed use of
1233 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1234 df_problem.free_blocks_on_set_blocks to determine which blocks are
1236 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1237 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1238 uses dataflow.optional_p to determine if problem should be
1240 (rest_of_handle_df_initialize): Only start live problem if
1242 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1243 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1244 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1245 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1246 problem_NOTE): Initialize free_blocks_on_set_blocks.
1247 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1249 (df_live_set_all_dirty, df_note_alloc): New function.
1250 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1252 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1253 * postreload.c (reload_combine): Ditto.
1254 * cse.c (cse_extended_basic_block): Ditto.
1255 * regmove.c (mark_flags_life_zones): Ditto.
1256 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1257 erase_matching_seqs): Ditto.
1258 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1259 * integrate (allocate_initial_values): Ditto.
1260 * combine.c (reg_dead_at_p): Ditto.
1261 * resource.c (mark_target_live_regs): Ditto.
1262 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1263 * config/sh/sh.c (find_r0_life_regions): Ditto.
1264 * global.c (rest_of_handle_global_alloc): Only add back df_live
1266 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1268 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1270 (if_convert): Make sure df_live is there at -O == 1.
1271 (pass_if_after_combine): Cleanup flags.
1272 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1273 is there at -O == 1.
1275 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1277 * config/arm/arm.c (arm_get_frame_offsets): Set
1278 offsets->locals_base to avoid negative stack size.
1279 (thumb1_expand_prologue): Assert on negative stack size.
1281 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1283 PR tree-optimization/32367
1284 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1285 of the chrec has no evolution in that loop.
1286 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1288 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1290 * config/xtensa/xtensa.c: Include "df.h".
1291 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
1292 (xtensa_va_start): Invoke make_tree with sizetype for
1293 expand_builtin_saveregs and then convert the result to a pointer.
1294 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1295 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1296 Subtract argument size from index value as integers and then use
1297 POINTER_PLUS_EXPR to add the result to the array address.
1299 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1302 * config/m32c/m32c.c: Include dataflow header file.
1303 (m32c_emit_prologue): Adjust for prologue insn change.
1304 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1305 once inside a PARALLEL. Assume frame size passed in operand 0
1306 includes space to save the fb register.
1307 (prologue_enter_24): Likewise.
1308 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1310 2007-06-19 David Daney <ddaney@avtrex.com
1313 * config/mips/mips.md (cprestore): Mark $gp as used.
1315 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1318 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1319 (frv_ifcvt_modify_insn): Likewise.
1321 2007-06-19 Richard Guenther <rguenther@suse.de>
1323 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1324 only handle positive offsets that fit in a HOST_WIDE_INT.
1326 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1328 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1329 result of rsqrt insn for zero input argument to avoid NaN.
1331 2007-06-19 Richard Guenther <rguenther@suse.de>
1334 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1336 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1338 PR tree-optimization/32353
1339 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1341 2007-06-19 Nick Clifton <nickc@redhat.com>
1343 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1345 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1348 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1349 * config/i386/i386.c (assign_386_stack_local): Assert that
1350 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1351 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1352 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1353 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1355 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1357 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1359 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1361 PR rtl-optimization/32321
1362 * gcse.c (replace_store_insn): Update the note before
1363 calling emit_insn_after.
1365 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1368 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1370 * df-problems.c (df_note_bb_compute): Fix dumping info.
1372 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1374 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1375 insn with emit_jump_insn.
1377 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1379 PR tree-optimization/32383
1380 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1381 * targhooks.h (default_builtin_reciprocal): Update prototype.
1382 * target.h (struct gcc_target): Update builtin_reciprocal.
1383 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1384 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1385 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1386 when fndecl is in BUILT_IN_MD class.
1387 (execute_convert_to_rsqrt): Ditto.
1389 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1390 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1391 Convert BUILT_IN_SQRTF code only when md_fn is false.
1393 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1395 * bt-load.c (move_btr_def): Fix the order of arguments
1396 to validate_replace_rtx.
1398 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1400 * config/m68k/m68k-devices.def: Add 54450..54455.
1402 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1404 PR rtl-optimization/32366
1405 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1406 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1409 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1412 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1413 this is true, rescan insn being modified.
1414 (sms_schedule): Added rescan parameter.
1415 (rest_of_handle_sms): Moved freeing of dominance info to before
1416 getting out of cfg_layout.
1418 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1420 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1421 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1424 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1425 FL_CF_EMAC from the entry for isac.
1427 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1428 (const_sibcall_operand): New.
1429 (sibcall_operand): Use it.
1430 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1431 (m68k_isas): ISAC does not imply FPU or EMAC.
1432 (override_options): Add ISA_C logic for symbolic jump & call.
1434 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1436 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1437 return mode from the builtin itself.
1438 (sparc_fold_builtin): Fix cast of zero constant.
1440 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1442 * targhooks.c (default_builtin_reciprocal): New default target hook.
1443 * targhooks.h (default_builtin_reciprocal): Add prototype.
1444 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1445 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1446 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1447 default_builtin_reciprocal.
1449 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1452 * hooks.c (hook_tree_tree_bool_null): New hook.
1453 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1454 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1455 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1456 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1457 and convert it to reciprocal a*rfunc(b).
1458 (execute_convert_to_rsqrt): New function.
1459 (gate_convert_to_rsqrt): New function.
1460 (pass_convert_to_rsqrt): New pass definition.
1461 * target.h (struct gcc_target): Add builtin_reciprocal.
1462 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1463 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1464 TARGET_BUILTIN_RECIPROCAL.
1465 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1467 * config/i386/i386.h (TARGET_RECIP): New define.
1468 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1469 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1470 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1471 and not optimizing for size.
1472 (*rcpsf2_sse): New insn pattern.
1473 (*rsqrtsf2_sse): Ditto.
1474 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1475 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1476 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1477 and not optimizing for size.
1478 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1479 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1480 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1481 and not optimizing for size.
1482 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1483 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1484 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1485 and not optimizing for size.
1486 (*sse_rsqrtv4sf2): Do not export.
1488 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1489 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1490 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1491 and not optimizing for size.
1493 * config/i386/i386.opt (mrecip): New option.
1494 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1495 (ix86_emit_swsqrtsf): Ditto.
1496 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1497 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1499 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1500 ix86_expand_unop1_builtin.
1501 (ix86_emit_swdivsf): New function.
1502 (ix86_emit_swsqrtsf): Ditto.
1503 (ix86_builtin_reciprocal): New function.
1504 (TARGET_BUILTIN_RECIPROCAL): Use it.
1505 (ix86_vectorize_builtin_conversion): Rename from
1506 ix86_builtin_conversion.
1507 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1508 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1509 "i386 and x86_64 Options" section.
1510 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1512 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1513 Zdenek Dvorak <dvorakz@suse.cz>
1514 Richard Guenther <rguenther@suse.de>
1515 Kaz Kojima <kkojima@gcc.gnu.org>
1517 * tree-vrp.c (compare_values_warnv): Convert val2 to
1519 (extract_range_from_assert): Create
1520 POINTER_PLUS_EXPR for pointer types.
1521 (extract_range_from_binary_expr): Handle
1522 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1524 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1525 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1526 POINTER_PLUS_EXPR as PLUS_EXPR.
1527 (number_of_iterations_lt_to_ne):
1528 For pointer types, use sizetype when
1529 creating MINUS_EXPR/PLUS_EXPRs.
1530 (assert_loop_rolls_lt): For pointer types, use sizetype when
1531 creating MINUS_EXPR/PLUS_EXPRs.
1532 (number_of_iterations_le): Likewise.
1533 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1534 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1535 like PLUS_EXPR and MINUS_EXPR.
1536 * tree-pretty-print.c (dump_generic_node): Handle
1538 (op_prio): Likewise.
1539 (op_symbol_1): Likewise.
1540 * optabs.c (optab_for_tree_code): Likewise.
1541 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1543 * tree-tailcall.c (process_assignment): Mention
1544 POINTER_PLUS_EXPR in a TODO comment.
1545 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1546 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1547 not used with a pointer and an integer type.
1548 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1549 increment using chrec_convert_rhs instead of chrec_convert.
1550 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1551 PLUS_EXPR except for the right hand side's type will be
1553 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1554 (fold_used_pointer_cast): Kill.
1555 (pointer_offset_p): Kill.
1556 (fold_used_pointer): Kill.
1557 (pointer_used_p): Kill.
1558 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1559 call fold_used_pointer.
1560 (instantiate_parameters_1): Convert the increment
1561 using chrec_convert_rhs instead of chrec_convert.
1562 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1563 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1564 instead of PLUS_EXPR.
1565 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1566 PLUS_EXPR for pointers.
1567 (std_gimplify_va_arg_expr): Likewise.
1568 (fold_builtin_memory_op): Likewise.
1569 (fold_builtin_strstr): Likewise.
1570 (fold_builtin_strchr): Likewise.
1571 (fold_builtin_strrchr): Likewise.
1572 (fold_builtin_strpbrk): Likewise.
1573 (expand_builtin_memory_chk): Likewise.
1574 (fold_builtin_memory_chk): Likewise.
1575 (std_expand_builtin_va_start): Use
1576 sizetype for the call to make_tree and then convert
1577 to the pointer type.
1578 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1579 instead of PLUS_EXPR for adding to a pointer.
1580 (std_gimplify_va_arg_expr): Use fold_build2 for
1581 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1582 the operands to sizetype first and then cast the BIT_AND_EXPR
1583 back to the pointer type.
1584 * fold-const.c (build_range_check): Handle pointer types
1586 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1587 of PLUS_EXPR's. Make sure the offset is converted to
1589 (try_move_mult_to_index): Strip the NOPs from the offset.
1590 Remove code argument and replace all uses with PLUS_EXPR.
1591 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1592 specially. Don't use a pointer type for MINUS_EXPR.
1593 (fold_unary): Handle for (T1)(X op Y),
1594 only p+ as that is the only as that can be handled for
1595 binary operators now.
1596 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1598 <case PLUS_EXPR>: Add folding of PTR+INT into
1600 Don't call try_move_mult_to_index.
1601 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1602 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1603 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1604 Don't call try_move_mult_to_index.
1605 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1606 (tree_expr_nonzero_p): Likewise.
1607 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1608 of PLUS_EXPR for the complex expression folding.
1609 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1610 first chrec is a pointer type, then the second should
1611 be sizetype and not the first's type.
1612 For POINTER_PLUS_EXPR, use a different right hand side type.
1613 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1614 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1615 different right hand side type.
1616 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1617 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1618 instead of PLUS_EXPR.
1619 When either operand is zero, convert the other operand.
1620 (chrec_apply): Use chrec_convert_rhs
1621 on the argument x instead of chrec_convert.
1622 (reset_evolution_in_loop): For pointer types, the new_evol
1624 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1625 different right hand side type.
1626 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1627 (chrec_convert_rhs): New function.
1628 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1629 different right hand side type.
1630 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1631 * tree-chrec.h (chrec_convert_rhs): New prototype.
1632 (build_polynomial_chrec): For pointer types, the right hand
1633 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1634 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1635 Remove subtraction case as it is always addition now.
1636 Make sure the offset is converted to sizetype.
1637 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1638 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1639 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1640 PLUS_EXPR in pointer type.
1641 Handle POINTER_PLUS_EXPR.
1642 (tree_to_aff_combination): Likewise.
1643 (force_expr_to_var_cost): Likewise.
1644 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1645 instead of PLUS_EXPR for pointers.
1646 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1647 instead of PLUS_EXPR of pointer types.
1648 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1650 (check_va_list_escapes): Likewise.
1651 (check_all_va_list_escapes): Likewise.
1652 * dwarf2out.c (loc_descriptor_from_tree_1):
1653 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1654 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1655 (string_constant): Likewise.
1656 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1657 the offset to the base, use POINTER_PLUS_EXPR.
1658 (add_to_parts): Convert the index to sizetype.
1659 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1660 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1661 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1662 Offset only holds something for PLUS_EXPR.
1663 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1665 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1667 (analyze_accesses_for_modify_stmt): Likewise.
1668 Remove comment about the type being integral type as it is
1670 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1672 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1674 Correct the type which the artimentic is done in (is now
1677 * tree-data-ref.c (split_constant_offset): Handle
1679 * tree-affine.c (tree_to_aff_combination): Likewise.
1680 * c-typeck.c (build_unary_op): For pointers create the increment
1681 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1683 * gimplify.c (gimplify_self_mod_expr): Create a
1684 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1685 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1686 * tree.def (POINTER_PLUS_EXPR): New tree code.
1687 * tree-predcom.c (ref_at_iteration): If we have a pointer
1688 type do the multiplication in sizetype.
1689 * tree-mudflap.c (mf_xform_derefs_1): Create a
1690 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1691 * tree-ssa-forwprop.c
1692 (forward_propagate_addr_into_variable_array_index):
1693 Don't expect there to be a cast for the index as that
1694 does not exist anymore.
1695 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1696 instead of PLUS_EXPR.
1697 Don't check for the first operand of the POINTER_PLUS_EXPR
1698 was the index as it cannot be.
1699 Call forward_propagate_addr_into_variable_array_index with
1700 the SSA_NAME instead of the statement.
1701 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1702 (compare_constant): Likewise.
1703 (copy_constant): Likewise.
1704 (compute_reloc_for_constant): Likewise.
1705 (output_addressed_constants): Likewise.
1706 (initializer_constant_valid_p): Likewise.
1707 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1708 Convert the MIN/MAX of the inner type to the outer
1709 type before comparing them.
1710 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1711 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1712 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1713 of PLUS_EXPR for pointers.
1714 * tree-inline.c (estimate_num_insns_1): Handle
1716 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1717 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1718 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1719 instead of PLUS_EXPR for the pointer increment statement.
1720 (vect_update_ivs_after_vectorizer): For pointer types, create
1721 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1722 MULT_EXPR in sizetype.
1723 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1725 * tree-object-size.c (plus_expr_object_size): Handle
1726 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1727 code which is trying to figure out which side is a pointer and
1729 (check_for_plus_in_loops_1): Likewise.
1730 (check_for_plus_in_loops): Likewise.
1731 * c-common.c (pointer_int_sum): Create a
1732 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1733 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1734 only POINTER_PLUS_EXPR. Removing all the extra
1735 code which is trying to figure out which side is a pointer and
1737 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1738 PLUS_EXPR and MINUS_EXPR.
1739 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1741 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1742 with make_tree, instead of a pointer type.
1743 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1744 for pointers instead of PLUS_EXPR.
1745 (s390_gimplify_va_arg): Likewise.
1746 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1747 instead of PLUS_EXPR when doing addition on pointer
1748 types. Use sizetype for the second operand.
1749 (spu_gimplify_va_arg_expr): Likewise.
1750 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1751 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1752 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1753 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1754 for the pointer addition and also use size_int/sizetype
1756 (ix86_gimplify_va_arg): Likewise.
1757 Perform BIT_AND_EXPR on sizetype arguments.
1758 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1759 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1760 for the pointer additions and also use size_int for the offsets.
1761 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1762 additions and also use size_int for the offsets. Perform
1763 BIT_AND_EXPR on sizetype arguments.
1764 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1765 POINTER_PLUS_EXPR for pointers and create the
1766 BIT_AND_EXPR in sizetype.
1767 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1768 instead of PLUS_EXPR for pointer addition.
1769 (rs6000_va_start): Likewise.
1770 Also use sizetype for the offset.
1771 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1772 as PLUS_EXPR/MINUS_EXPR.
1773 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1774 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1775 Don't use BIT_AND_EXPR on a pointer type, convert the
1776 expression to sizetype first.
1777 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1779 (mips_gimplify_va_arg_expr): Likewise.
1780 Don't create BIT_AND_EXPR in a pointer type.
1782 2007-06-15 Eric Christopher <echristo@apple.com>
1784 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1785 (x86_64-*-darwin*): Ditto.
1786 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1789 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1791 * doc/extend.texi: Document behavior of __attribute__((aligned))
1794 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1796 * rtlanal.c (note_stores): Improve documentation.
1798 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1800 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1801 LOCAL_LABEL_PREFIX): Delete.
1802 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1803 (bfin_internal_label): Delete.
1805 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1807 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1808 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1809 otherwise define to LIBGCC2_TF_CEXT.
1810 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1811 (LIBGCC_TF_CEXT): Ditto.
1814 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1816 PR rtl-optimization/32339
1817 * df-scan.c (df_uses_record): Don't modify flags but just add to
1818 it for df_ref_record.
1820 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1822 * tree-mudflap.c: Fix whitespace issues.
1824 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1826 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1828 2007-06-14 Eric Christopher <echristo@apple.com>
1830 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1831 (movv4sf): Use gcc_unreachable instead of abort.
1833 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/sfp-machine.h (CMPtype): New define.
1837 (mach stubs): Use CMPtype instead of int as a return type.
1839 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1841 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1842 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1843 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1844 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1845 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1846 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1847 config/soft-fp/soft-fp.h: Update from glibc CVS.
1849 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1851 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1853 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1856 * config/v850/v850.c: Include dataflow header file.
1857 (substitute_ep_register): Fix typo.
1859 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1861 * configure.ac: Fix earlier checkin.
1862 * configure: Regenerated.
1864 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1866 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1867 * aclocal.m4: Regenerate.
1868 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1869 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1870 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1871 * configure: Regenerate.
1872 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1874 * Makefile.in (quickstrap): Build libgcc too.
1876 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1878 * configure.ac: Add --enable-checking=df. Explicitly mention that
1879 the variables are initialized as for "release".
1880 * df-core.c: Use it.
1881 * configure: Regenerate.
1882 * config.in: Regenerate.
1884 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1886 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1887 validate_replace_rtx instead of replace_rtx.
1888 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1890 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1892 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1893 (DWARF2_UNWIND_INFO): Override default if configured with
1895 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1896 (ENDFILE_SPEC): Add crtend.o.
1897 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1898 (ENDFILE_SPEC): Add crtend.o.
1899 (TARGET_USE_JCR_SECTION): Define.
1900 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1902 * config/i386/cygming-crtbegin.c: New file.
1903 * config/i386/cygming-crtend.c: New file.
1905 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1907 * config/i386/w32-unwind.h: New file.
1909 2007-06-13 Eric Christopher <echristo@apple.com>
1911 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1912 the user set a value below STACK_BOUNDARY.
1914 2007-06-13 Thiemo Seufer <ths@networkno.de>
1916 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1917 imply -lpthread for -pthread.
1919 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1921 * basic-block.h: Remove the prototype for
1922 free_basic_block_vars.
1923 * cfglayout.h: Remove the prototype for
1924 insn_locators_initialize.
1925 * tree.h: Remove the prototype for emit_line_note.
1927 * tree-ssa-pre.c (mergephitemp): Remove.
1928 (init_pre): Don't use mergephitemp.
1930 2007-06-13 Eric Christopher <echristo@apple.com>
1932 * config/i386/i386.c (override_options): If we've specified
1933 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1935 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1937 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1940 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1942 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1943 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1944 (eh_store_handler): New pattern.
1945 (eh_return): Emit it instead of a plain move.
1947 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1949 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1950 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1951 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1954 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1956 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1957 (find_next_insn_start, find_load): New functions.
1958 (bfin_reorg): Use them to deal with the fact that parallel insns are
1959 no longer represented as a SEQUENCE.
1961 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1963 * config/sparc/sparc.c (sparc_override_options): Initialize
1966 2007-06-13 Dave Korn <dave.korn@artimi.com>
1968 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1971 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1973 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1974 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1975 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1976 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1977 tree-vect-transform.c: Fix comment typos. Follow spelling
1980 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1982 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1983 to the exit block use set.
1984 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1985 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1986 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1988 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1990 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1991 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1992 to indicate an error.
1993 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1994 (dbg_cnt_process_opt): Print an error on a bad argument.
1995 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1996 * common.opt (-fdbg-cnt-list): New.
1997 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1999 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2001 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2002 flag on ref-all pointers.
2004 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2007 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2008 for the offset with the modifier as EXPAND_INITIALIZER
2009 if the modifier is EXPAND_INITIALIZER.
2010 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2011 a register if we had an overflow.
2013 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2015 * real.c (real_isfinite): New.
2016 (real_sqrt): Use it.
2017 * real.h (real_isfinite): New.
2018 * builtins.c: Use it.
2020 2007-06-12 Ian Lance Taylor <iant@google.com>
2021 Daniel Berlin <dberlin@dberlin.org>
2024 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2025 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2026 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2027 (DECL_NO_TBAA_P): Define.
2028 (struct tree_decl_common): Add no_tbaa_flag field.
2029 * tree-ssa-structalias.c (struct variable_info): Add
2030 no_tbaa_pruning field.
2031 (new_var_info): Initialize no_tbaa_pruning field.
2032 (unify_nodes): Copy no_tbaa_pruning field.
2033 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2034 (dump_solution_for_var): Print no_tbaa_pruning flag.
2035 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2037 (compute_tbaa_pruning): New static function.
2038 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2039 Call compute_tbaa_pruning.
2040 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2041 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2042 * gimple-low.c (lower_stmt): Likewise.
2043 * tree-gimple.c (is_gimple_stmt): Likewise.
2044 * tree-ssa-operands.c (get_expr_operands): Likewise.
2045 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2046 * tree-inline.c (estimate_num_insns_1): Likewise.
2047 (copy_result_decl_to_var): Likewise.
2048 * expr.c (expand_expr_real_1): Likewise.
2049 * tree-pretty-print.c (dump_generic_node): Likewise.
2050 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2051 * omp-low.c (omp_copy_decl_2): Likewise.
2052 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2053 * doc/c-tree.texi (Expression trees): Document
2054 CHANGE_DYNAMIC_TYPE_EXPR.
2056 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2058 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2059 with !HONOR_NANS and !HONOR_INFINITIES.
2060 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2062 2007-06-12 Tristan Gingold <gingold@adacore.com>
2064 * gcov.c: Comments updated.
2065 (source_info): Add file_time field.
2066 (source_index): New variable.
2067 (mutiple_files): New variable.
2068 (generate_results): New function extracted from process_file.
2069 (process_file): Save and restore chain of functions, generate
2070 results and free structures only if not merging results.
2071 (release_structures): File names are now freed in create_file_names
2072 (create_file_names): Free previous file names.
2073 (find_source): File date is now read here and modifications in
2074 source files is checked here.
2075 (read_graph_file): Only reverse order of functions for the current
2077 (make_gcov_file_name): Do not generate long names if input_name is
2079 (output_lines): If merging results do not display graph, data and
2081 Checking source file modification is done in find_source.
2083 * doc/gcov.texi: Append an s to sourcefile.
2085 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2087 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2088 (forced_nop): New pattern.
2089 * config/bfin/bfin.c: Include "df.h".
2090 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2091 (bfin_discover_loop): Use df_get_live_in instead of
2092 global_live_at_start.
2093 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2094 df_analyze when done.
2095 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2096 the insns. Use QImode for the final insn in a bundle. Call
2097 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2099 (reorder_var_tracking_notes): New function.
2100 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2101 update_life_info. Call df_analyze after scheduling and bundle
2102 generation. Call reorder_var_tracking_notes if generating these notes.
2103 Call df_finish_pass at the end.
2105 2007-06-12 Dirk Mueller <dmueller@suse.de>
2107 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2108 a comparison, not an assignment.
2110 2007-06-12 Olivier Hainque <hainque@adacore.com>
2112 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2113 Request walking the subtrees only, leaving the current is_lhs/val_only
2115 (convert_non_local_reference): Likewise.
2117 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2119 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2121 2007-06-12 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/15353
2124 PR tree-optimization/31657
2125 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2126 * timevar.def: Add TV_TREE_IFCOMBINE.
2127 * tree-pass.h (pass_tree_ifcombine): Declare.
2128 * tree-ssa-ifcombine.c: New file.
2129 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2130 * tree-flow.h (blocks_in_phiopt_order): Declare.
2131 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2132 (tree-ssa-ifcombine.o): New dependencies.
2134 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2136 PR rtl-optimization/32293
2137 * combine.c (simplify_if_then_else): Truncate return from
2138 nonzero_bits() to correct mode.
2140 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2142 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2143 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2145 2007-06-11 Diego Novillo <dnovillo@google.com>
2147 * Makefile.in (reload1.o-warn): Remove.
2149 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2151 * combine.c (subst): Use reg_overlap_mentioned_p
2152 instead of comparing register numbers directly.
2154 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2156 * reload1.c (mark_home_live_1): Use the mode parameter.
2158 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2160 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2161 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2165 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2167 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2169 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2171 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2172 from integer registers.
2173 (FP mode splitters): Handle TFmode.
2175 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2177 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2178 for ref-all pointers that point-to anything.
2180 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2182 * config/arm/arm.c (arm_output_dwarf_dtprel,
2183 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2185 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2187 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2188 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2191 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2193 * gcc/tree.c (signed_or_unsigned_type_for): New.
2194 (unsigned_type_for): Use signed_or_unsigned_type_for.
2195 (signed_type_for): Use signed_or_unsigned_type_for.
2196 * gcc/tree.h (signed_or_unsigned_type_for): New.
2197 (get_signed_or_unsigned_type): Remove.
2198 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2199 lang_hooks.types.signed_type
2200 (size_diffop): Likewise.
2201 (all_ones_mask_p): Likewise.
2202 (build_range_check): Likewise.
2203 (fold_cond_expr_with_comparison): Likewise.
2204 (fold_cond_expr_with_comparison): Likewise.
2205 (unextend): Likewise.
2206 (extract_muldiv_1): Likewise.
2207 (fold_single_bit_test_into_sign_test): Likewise.
2208 (fold_binary): Likewise.
2209 (fold_ternary): Likewise.
2210 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2211 instead of get_signed_or_unsigned_type.
2212 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2213 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2214 * gcc/expr.c (signed_or_unsigned_type_for): Use
2215 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2216 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2217 (lhd_signed_or_unsigned_type): Remove.
2218 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2219 signed_or_unsigned_type.
2220 (lhd_signed_or_unsigned_type): Remove.
2221 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2222 lang_hooks.types.signed_type.
2223 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2224 c_common_signed_type instead of lang_hooks.types.signed_type.
2225 (c_common_unsigned_type): New.
2226 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2227 (shorten_compare): Use c_common_unsigned_type instead of
2228 c_common_signed_or_unsigned_type.
2229 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2231 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2232 lang_hooks.types.signed_type.
2233 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2234 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2235 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2236 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2237 instead of unsigned_type_for.
2238 * gcc/c-decl.c (groakdeclarator): Likewise.
2239 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2240 * gcc/c-common.h (c_common_unsigned_type): New.
2242 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2246 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2248 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2251 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2252 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2254 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2255 Sebastian Pop <sebpop@gmail.com>
2257 * lambda-code.c (remove_iv): New.
2258 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2260 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2262 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2263 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2264 * tree-ssa-loop-prefetch.c: Include optabs.h.
2265 (FENCE_FOLLOWING_MOVNT): New macro.
2266 (struct mem_ref): Add independent_p and storent_p fields.
2267 (record_ref): Initalize the new fields.
2268 (gather_memory_references_ref): Return true if the reference
2270 (gather_memory_references): Check whether all memory accesses
2271 in loop were recorded.
2272 (should_issue_prefetch_p): Return false for nontemporal stores.
2273 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2274 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2275 (determine_loop_nest_reuse): Detect independent memory references.
2276 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2277 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2278 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2279 * config/i386/i386.h (x86_mfence): Declare.
2280 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2281 * config/i386/i386.c (x86_mfence): New variable.
2282 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2284 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2285 * optabs.c (init_optabs): Initialize storent_optab.
2286 * optabs.h (enum optab_index): Add OTI_storent.
2287 (storent_optab): Declare.
2288 * genopinit.c (optabs): Add initialization for storent_optab.
2289 * tree.h (MOVE_NONTEMPORAL): New macro.
2290 * expr.c (expand_assignment, store_expr, store_constructor_field,
2291 store_constructor, store_field, expand_expr_real_1): Propagate
2292 nontemporality of the expanded store.
2293 (emit_storent_insn): New function.
2294 * expr.h (expand_assignment, store_expr): Declaration changed.
2295 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2296 to expand_assignment.
2297 * stmt.c (expand_asm_expr): Ditto.
2298 * calls.c (initialize_argument_information): Pass false as
2299 nontemporality to store_expr.
2300 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2303 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2305 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2307 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2309 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2311 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2312 and allow DECL_P here.
2314 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2316 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2317 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2318 track of the size of the expression.
2319 * cfghooks.c (merge_blocks): Remove block from loops structure only
2320 after call of the merge_blocks hook.
2322 2007-06-09 Tom Tromey <tromey@redhat.com>
2324 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2325 (deprecated_state): Removed.
2326 (start_decl): Update.
2327 (enum deprecated_states): Moved earlier.
2328 (groktypename): Update.
2329 (push_parm_decl): Likewise.
2330 (grokfield): Likewise.
2331 (start_function): Likewise.
2333 2007-06-09 Ian Lance Taylor <iant@google.com>
2335 PR tree-optimization/32169
2336 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2337 CONVERT_EXPR, check whether min and max both converted to an
2338 overflow infinity representation.
2340 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2342 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2343 not inserted on the edge.
2345 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2347 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2348 instructions if they are supported.
2349 (__divsi3, __umodsi3, __modsi3): Likewise.
2350 (__ashldi3, __ashrdi3, __lshrdi3): New.
2351 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2353 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2354 Tony Linthicum <tony.linthicum@amd.com>
2356 * doc/extend.texi: Add fvect-cost-model flag.
2357 * common.opt (fvect-cost-model): New flag.
2358 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2359 cost fields in stmt_vec_info struct for STMT.
2360 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2361 fields in stmt_vec_info struct and access functions for the same.
2362 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2363 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2364 load, store and vector to scalar operation.
2365 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2366 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2367 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2368 (TARG_VEC_STORE_COST): Define cost of vector store.
2369 (vect_estimate_min_profitable_iters): Define new function.
2370 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2371 check to evaluate if loop iterations are less than minimum profitable
2372 iterations determined by cost model or minimum vect loop bound defined
2373 by user, whichever is more conservative.
2374 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2375 run-time check to evaluate if loop iterations are less than minimum
2376 profitable iterations determined by cost model or minimum vect loop
2377 bound defined by user, whichever is more conservative.
2378 (vect_estimate_min_profitable_iterations): New function to estimate
2379 mimimimum iterartions required for vector version of loop to be
2380 profitable over scalar version.
2381 (vect_model_reduction_cost): New function.
2382 (vect_model_induction_cost): New function.
2383 (vect_model_simple_cost): New function.
2384 (vect_cost_strided_group_size): New function.
2385 (vect_model_store_cost): New function.
2386 (vect_model_load_cost): New function.
2387 (vectorizable_reduction): Call vect_model_reduction_cost during
2389 (vectorizable_induction): Call vect_model_induction_cost during
2391 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2392 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2393 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2394 vectorizable_promotion, vectorizable_demotion): Call
2395 vect_model_simple_cost during analysis phase.
2397 2007-06-08 Simon Baldwin <simonb@google.com>
2399 * reg-stack.c (get_true_reg): Readability change. Moved default case
2400 label into direct switch statement scope.
2402 2007-06-08 Simon Baldwin <simonb@google.com>
2404 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2405 in gcc_assert() with '==' comparison.
2407 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2410 TARGET_ABM handling of x86_popcnt variable.
2412 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2414 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2415 __builtin_copysignq and __builtin_infq built-in functions.
2417 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2419 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2420 SSE4.2 section. Correct built-in function names in SSE4A section.
2422 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2424 PR tree-optimization/32243
2425 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2426 for ncopies after ratio check between nunits_out and nunits_in.
2427 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2429 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2431 PR tree-optimization/32224
2432 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2433 vectorization upon a non GIMPLE_MODIFY_STMT.
2435 2007-06-08 Christian Bruel <christian.bruel@st.com>
2438 * config/sh/sh.md (doloop_end): New pattern and splitter.
2439 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2441 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2444 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2446 (verify_dominators): Do not change dominance tree.
2448 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2450 * config/sh/constraints.md: New file.
2451 * config/sh/sh.c: Include tm-constrs.h.
2452 (reg_class_from_letter): Remove.
2453 (prepare_cbranch_operands): Use satisfies_constraint_*
2454 function instead of macro.
2455 (andcosts, broken_move, sh_secondary_reload): Likewise.
2456 * config/sh/predicates.md (trapping_target_operand): Likewise.
2457 (and_operand, arith_operand, arith_reg_or_0_operand,
2458 cmp_operand, logical_operand, target_operand,
2459 ua_address_operand, ua_offset, xor_operand): Likewise.
2460 * config/sh/sh.md: Include constraints.md.
2461 (*movsicc_t_false): Use satisfies_constraint_* function
2463 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2464 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2465 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2466 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2467 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2468 (REG_CLASS_FROM_CONSTRAINT): Remove.
2469 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2470 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2471 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2472 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2473 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2474 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2475 function instead of macro.
2476 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2477 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2478 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2479 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2480 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2481 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2482 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2483 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2484 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2485 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2486 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2487 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2488 EXTRA_CONSTRAINT_STR): Likewise.
2489 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2491 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2493 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2495 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2498 * c-common.h (flag_cpp0x): Replaced by...
2499 (cxx_dialect): ... this new variable specifying the C++ dialect that
2501 * c-common.c (flag_cpp0x): Removed.
2502 (cxx_dialect): Defined.
2503 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2505 * c-opts.c (c_common_post_options): Likewise.
2506 (set_std_cxx98): Set cxx_dialect to cxx98.
2507 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2509 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2510 Hui-May Chang <hm.chang@apple.com>
2512 * doc/invoke.texi (Darwin Options): Update documentation for
2513 -mmacosx-version-min.
2514 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2515 * config/darwin-driver.c: New file.
2516 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2517 * config/t-darwin (darwin-driver.o): New rule.
2519 * config/darwin-c.c (version_as_macro): Ignore low digit.
2521 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2523 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2524 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2525 (CSGNMODE): New mode macro.
2526 (CSGNVMODE): New mode attribute.
2527 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2528 expander using CSGNMODE mode macro. Handle TFmode.
2529 (copysign<mode>3_const): Rename from copysignsf3_const and
2530 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2532 (copysign<mode>3_var): Rename from copysignsf3_var and
2533 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2535 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2536 mode macro. Handle TFmode.
2537 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2538 (iortf3, *iortf3): Ditto.
2539 (xortf3, *xortf3): Ditto.
2540 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2541 TFmode and TImode masks.
2542 (ix86_expand_copysign): Expand TFmode copysign insn.
2543 (IX86_BUILTIN_INFQ): New.
2544 (IX86_BUILTIN_FABSQ): Ditto.
2545 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2546 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2547 [__builtin_fabsq]: Ditto.
2548 [__builtin_copysignq]: Ditto.
2549 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2550 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2551 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2552 ix86_expand_binop_builtin().
2554 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2556 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2558 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2561 * rtl.h (push_to_sequence2): New.
2562 * emit-rtl.c (push_to_sequence2): New.
2563 * function.c (assign_parm_data_all): Add new fields.
2564 (assign_parm_setup_block): Call push_to_sequence2 instead of
2566 (assign_parm_setup_reg): Ditto.
2567 (assign_parm_setup_stack): Ditto.
2568 (assign_parms_unsplit_complex): Ditto.
2569 (assign_parms): Change field name.
2571 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2573 PR tree-optimization/32220
2574 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2575 phi node is reached before defining statement.
2577 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2580 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2581 after changing the right hand side of the assignment.
2583 2007-06-06 Eric Christopher <echristo@apple.com>
2585 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2586 (x86_64-*-darwin*): Ditto.
2587 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2588 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2590 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2592 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2594 (add_key): Likewise.
2595 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2596 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2598 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2599 (add_cost_one_coalesce): Likewise.
2600 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2601 variable names. Rename orig to orig_name for consistency.
2602 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2604 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2605 (record_equivalences_from_stmt): Likewise.
2606 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2607 the coding conventions.
2608 (memory_ssa_name_same): Likewise.
2609 (dse_optimize_stmt): Likewise.
2610 (dse_record_phis): Likewise.
2611 (dse_finalize_block): Likewise.
2612 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2613 keywords as variable names.
2614 (may_move_till): Cast according to the coding conventions.
2615 (force_move_till_expr): Avoid using C++ keywords as variable names.
2616 (force_move_till): Cast according to the coding conventions.
2617 (memref_hash): Likewise.
2618 (memref_eq): Likewise.
2619 (gather_mem_refs_stmt): Likewise.
2620 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2621 keywords as variable names.
2622 (idx_find_step): Cast according to the coding conventions.
2623 (idx_record_use): Likewise.
2624 (find_depends): Likewise.
2625 (prepare_decl_rtl): Likewise.
2626 (mbc_entry_hash): Likewise.
2627 (mbc_entry_eq): Likewise.
2628 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2629 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2630 (idx_infer_loop_bounds): Cast according to the coding conventions.
2631 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2632 * tree-ssa-math-opts.c (occ_new ): Likwise.
2633 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2635 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2637 (add_use_op): Likewise.
2638 (add_vop): Likewise.
2639 (add_vuse_op): Likewise.
2640 (add_vdef_op): Likewise.
2641 (get_expr_operands): Likewise.
2642 (push_stmt_changes): Use type safe memory macros.
2643 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2644 keywords as variable names.
2645 (conditional_replacement): Likewise.
2646 (minmax_replacement): Likewise.
2647 (abs_replacement): Likewise.
2648 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2650 (insert_fake_stores): Avoid using C++ keywords as variable names.
2651 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2653 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2654 (heapvar_insert): Use type safe memory macros.
2655 (new_var_info): Cast according to the coding conventions.
2656 (new_constraint): Likewise.
2657 (remove_preds_and_fake_succs): Use type safe memory macros.
2658 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2660 (thread_single_edge): Likewise.
2661 (thread_through_loop_header): Likewise.
2663 2007-06-06 Eric Christopher <echristo@apple.com>
2665 * config/i386/i386.c (override_options): Move handling
2666 of TARGET_SUBTARGET* earlier.
2668 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2670 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2673 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2675 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2676 emited outside of basic block.
2677 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2679 * rtl.h (delete_insn_chain): Declaration changed.
2680 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2682 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2683 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2684 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2685 to delete_insn_chain.
2686 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2687 do not have bb field set.
2688 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2690 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2691 * cfgcleanup.c (try_optimize_cfg): Ditto.
2693 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2695 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2696 (lambda_body_vector_new): Use type safe memory macros.
2697 (lambda_linear_expression_new): Likewise.
2698 (lambda_loopnest_new): Likewise.
2699 (lambda_lattice_new): Likewise.
2700 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2701 conventions. Use type safe memory macros.
2702 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2703 (lambda_body_vector_s): Likewise.
2704 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2705 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2707 2007-06-06 Richard Guenther <rguenther@suse.de>
2709 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2710 if we need to schedule cfg_cleanup.
2711 (tree_ssa_forward_propagate_single_use_vars): Do so.
2713 2007-06-06 Ian Lance Taylor <iant@google.com>
2715 * fold-const.c (merge_ranges): If range_successor or
2716 range_predecessor fail, just return 0.
2718 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2720 PR tree-optimization/32216
2721 * tree-vectorizer.c (supportable_widening_operation): Determine
2722 signedness of FIX_TRUNC_EXPR from output operand.
2723 (supportable_narrowing_operation): Ditto.
2724 * tree-vect-generic.c (expand_vector_operations_1): Determine
2725 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2728 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2730 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2731 (struct pta): ...from here. Change flags to unsigned to avoid
2732 excessive casting (as it is used as a bit mask).
2733 (override_options): Add casts according to the coding convenventions.
2734 (x86_64_elf_unique_section): Likewise.
2735 (examine_argument): Avoid using C++ keywords as variable names.
2736 (construct_container): Likewise.
2737 (legitimize_pic_address): Likewise.
2738 (get_dllimport_decl): Cast according to the coding conventions. Use
2739 type safe memory macros.
2740 (legitimize_address): Cast according to the coding conventions.
2741 (emit_i387_cw_initialization): Corrected the type of slot to enum
2743 (ix86_init_machine_status): Use type safe memory macros.
2744 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2745 (bdesc_pcmpistr): Likewise.
2746 (bdesc_crc32): Likewise.
2747 (bdesc_sse_3arg): Likewise.
2748 (bdesc_2arg): Likewise.
2749 (bdesc_1arg): Likewise.
2750 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2751 (ix86_expand_sse_pcmpistr): Likewise.
2752 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2753 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2754 int to match the langhook definition.
2755 (ix86_builtin_conversion): Change the type of code to unsigned init to
2756 match the langhook definition.
2757 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2759 (ix86_preferred_output_reload_class): Likewise.
2760 (ix86_cannot_change_mode_class): Likewise.
2761 (ix86_memory_move_cost): Likewise.
2762 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2763 avoid excessive casting later on.
2764 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2766 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2768 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2769 as flags setting insn.
2770 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2772 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2775 (UNSPEC_ROUND): New.
2776 ("sse4_1_round<mode>2"): New insn pattern.
2777 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2779 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2780 expander using SSEMODEF mode macro. Expand using
2781 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2782 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2783 expander using SSEMODEF mode macro. Expand using
2784 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2785 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2786 expander using SSEMODEF mode macro. Expand using
2787 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2788 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2789 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2790 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2793 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2794 Sebastian Pop <sebpop@gmail.com>
2796 * lambda.h (build_linear_expr): New.
2797 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2798 Use build_linear_expr, call fold and force_gimple_operand.
2799 (lambda_loopnest_to_gcc_loopnest): Check that there is
2800 something to insert.
2801 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2803 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2805 PR preprocessor/23479
2806 * doc/extend.texi: Document the 0b-prefixed binary integer
2809 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2811 PR tree-optimization/32215
2812 * tree-vectorizer.c (supportable_widening_operation): Return false
2813 for unsupported FIX_TRUNC_EXPR tree code.
2814 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2816 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2818 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2819 register on SPE targets. Change documentation to reflect
2821 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2822 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2823 out of the register allocation pool.
2824 (rs6000_reg_live_or_pic_offset_p): New function.
2825 (rs6000_emit_prologue): Move the actual saving of LR up to free
2826 r0 for holding r11. Split saving of SPE 64-bit registers into
2827 its own case. Ensure that offsets will always be in-range for
2828 'evstdd' by using r11 as a scratch register to point at the start
2829 of the SPE save area. Save r11 if necessary, as it is the static
2831 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2832 into its own case. Ensure that offsets will always be in-range
2833 for 'evldd' by using r11 as a scratch register to point at the
2834 start of the SPE save area. Also adjust r11 when restoring
2835 the stack pointer to compensate for pre-loading r11.
2837 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2839 * cfg.c (init_flow): Use type safe memory macros.
2840 (alloc_block): Likewise.
2841 (unchecked_make_edge): Likewise.
2842 (dump_flow_info): Avoid using C++ keywords as variable names.
2843 (copy_original_table_clear): Cast according to the coding conventions.
2844 (copy_original_table_set): Likewise.
2845 * cfgexpand (label_rtx_for_bb): Likewise.
2846 (expand_gimple_basic_block): Likewise.
2847 * cfghooks.c (dump_bb): Likewise.
2848 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2850 (lv_add_condition_to_bb): Likewise.
2851 * cfglayout (relink_block_chain): Cast according to the coding
2853 (fixup_reorder_chain): Likewise.
2854 (fixup_fallthru_exit_predecessor): Likewise.
2855 * cfgloop.c (glb_enum_p): Likewise.
2856 (get_exit_description): Likewise.
2857 (dump_recorded_exit): Likewise.
2858 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2859 (struct loop): ... from here.
2860 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2862 * cfgrtl.c (rtl_create_basic_block): Likewise.
2863 (rtl_split_block): Likewise.
2864 (rtl_dump_bb): Likewise.
2865 (cfg_layout_split_block): Likewise.
2866 (init_rtl_bb_info): Use typesafe memory macros.
2868 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2869 * graphds.h: Updated all usages of edge to graph_edge.
2870 * graphds.c: Likewise.
2871 * cfgloopanal.c: Likewise.
2873 2007-06-05 Ian Lance Taylor <iant@google.com>
2875 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2876 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2877 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2879 (test_for_singularity): Likewise.
2881 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/constraints.md ("Y2"): Replaced by ...
2885 * config/i386/i386.md: Likewise.
2886 * config/i386/mmx.md: Likewise.
2887 * config/i386/sse.md: Likewise.
2889 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2891 * config/i386/constraints.md ("z"): Replaced by ...
2893 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2894 (sse4_1_blendvps): Likewise.
2895 (sse4_1_pblendvb): Likewise.
2896 (sse4_2_pcmpestr): Likewise.
2897 (sse4_2_pcmpestrm): Likewise.
2898 (sse4_2_pcmpestr_cconly): Likewise.
2899 (sse4_2_pcmpistr): Likewise.
2900 (sse4_2_pcmpistrm): Likewise.
2901 (sse4_2_pcmpistr_cconly): Likewise.
2903 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2905 * matrix-reorg.c (transform_access_sites): Fix computation.
2906 (transform_allocation_sites): Same.
2908 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2910 * config/i386/i386.c (override_options): Use
2911 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2913 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2915 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2916 (nonimm_not_xmm0_operand): Ditto.
2917 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2918 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2919 as operand[2] predicate. Require "z" class XMM register for
2920 operand[3]. Adjust asm template.
2921 ("sse4_1_blendvpd"): Ditto.
2922 ("sse4_1_pblendvb"): Ditto.
2923 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2924 force op2 into xmm0 register for variable blend instructions.
2926 2007-06-04 Tom Tromey <tromey@redhat.com>
2928 * c-tree.h (start_enum): Update.
2929 (build_enumerator): Likewise.
2930 * c-decl.c (enum_next_value): Removed.
2931 (enum_overflow): Likewise.
2932 (start_enum): Add c_enum_contents argument. Don't use globals.
2933 (build_enumerator): Likewise.
2934 * c-tree.h (struct c_enum_contents): New struct.
2936 2007-06-04 Tom Tromey <tromey@redhat.com>
2938 * c-common.c (c_common_get_alias_set): Fix indentation.
2940 2007-06-04 Ian Lance Taylor <iant@google.com>
2942 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2943 to overflow, reduce overflow infinity to regular infinity.
2944 (vrp_var_may_overflow): New static function.
2945 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2947 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2949 * stor-layout.c (layout_type): Remove duplicate code.
2951 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2954 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2955 before build_common_builtin_nodes ().
2957 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2960 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2962 2007-06-04 Jan Hubicka <jh@suse.cz>
2964 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2965 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2966 instead of _stat version.
2968 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2970 PR tree-optimization/32194
2971 * tree-predcom.c (determine_offset): Check that both references have
2974 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2976 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2977 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2978 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2979 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2980 Add argument to iterate_fix_dominators call.
2981 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2982 * gcse.c (hoist_code): Change domby to vector.
2983 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2984 Add argument to iterate_fix_dominators call.
2985 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2986 recompute_dominator.
2987 * lambda-code.c (perfect_nestify): Ditto.
2988 * cfgloopanal.c: Include graphds.h.
2989 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2990 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2991 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2993 * graphds.c: New file.
2994 * graphds.h: New file.
2995 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2996 (get_dominated_by, get_dominated_by_region): Change return type to
2998 (verify_dominators): Recompute all dominators and compare the results.
2999 (recount_dominator): Renamed to ...
3000 (recompute_dominator): ... this. Do not check that the block is
3002 (iterate_fix_dominators): Reimplemented.
3003 (prune_bbs_to_update_dominators, root_of_dom_tree,
3004 determine_dominators_for_sons): New functions.
3005 * et-forest.c (et_root): New function.
3006 * et-forest.h (et_root): Declare.
3007 * Makefile.in (graphds.o): Add.
3008 (cfgloopanal.o): Add graphds.h dependency.
3009 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3010 * basic-block.h (get_dominated_by, get_dominated_by_region,
3011 iterate_fix_dominators): Declaration changed.
3012 (recount_dominator): Renamed to ...
3013 (recompute_dominator): ... this.
3014 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3015 (thread_through_all_blocks): Do not free dominance info.
3017 2007-06-03 Andreas Schwab <schwab@suse.de>
3019 * config/m68k/m68k.c (override_options): Don't override
3021 * config/m68k/m68k-modes.def (SF, DF): Define to use
3022 motorola_single_format and motorola_double_format, resp.
3023 * real.c (motorola_single_format): Renamed from
3024 coldfire_single_format.
3025 (motorola_double_format): Renamed from coldfire_double_format.
3026 (encode_ieee_extended): Generate a proper canonical NaN image
3027 respecting canonical_nan_lsbs_set.
3028 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3030 * real.h: Adjust declarations.
3032 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3035 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3036 the symbol is generated with the stack protector.
3038 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3040 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3041 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3043 * doc/extend.texi (interrupt): Mention m68k.
3045 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3048 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3049 (ix86_expand_sse_pcmpestr): Do not check operands for
3050 "register_operand", when insn operand predicate is "register_operand".
3051 (ix86_expand_sse_pcmpistr): Ditto.
3053 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3054 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3057 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3058 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3059 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3060 * config/i386/constraints.md ("z"): New register constraint
3061 for members of SSE_FIRST_REG class.
3062 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3063 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3064 SSE_FIRST_REG class.
3065 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3066 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3067 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3068 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3069 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3070 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3071 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3072 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3073 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3074 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3075 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3076 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3077 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3078 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3079 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3080 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3081 (struct builtin_description): Change "flag" field to unsigned.
3082 (bdesc_pcmpestr): New builtin description table.
3083 (bdesc_pcmpistr): Likewise.
3084 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3085 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3086 Initialize pcmp[ei]str[im] insns for SSE4.2.
3087 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3088 (ix86_expand_sse_pcmpistr): Likewise.
3089 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3090 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3091 (UNSPEC_PCMPISTR): Likewise.
3092 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3093 (sse4_2_pcmpestri):New isns pattern.
3094 (sse4_2_pcmpestrm): Likewise.
3095 (sse4_2_pcmpestr_cconly): Likewise.
3096 (sse4_2_pcmpistr): New insn patern and splitter.
3097 (sse4_2_pcmpistri):New isns pattern.
3098 (sse4_2_pcmpistrm): Likewise.
3099 (sse4_2_pcmpistr_cconly): Likewise.
3100 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3103 2007-06-01 David Daney <ddaney@avtrex.com>
3105 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3106 LOADGP_ABSOLUTE and not binds_local_p.
3108 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3110 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3112 2007-06-01 Ian Lance Taylor <iant@google.com>
3114 * tree-vrp.c (compare_name_with_value): Always set
3115 used_strict_overflow if we get a result from the variable itself.
3117 2007-06-01 Ian Lance Taylor <iant@google.com>
3119 PR rtl-optimization/31455
3120 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3121 subregs which have a cast between modes which are not tieable.
3123 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3125 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3126 breaks after return statements.
3128 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3130 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3131 only after no_new_pseudos.
3133 2007-05-31 Eric Christopher <echristo@apple.com>
3135 * expr.c (convert_move): Assert that we don't have a BLKmode
3137 (store_expr): Handle BLKmode moves by calling emit_block_move.
3139 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3141 * c-typeck.c (build_indirect_ref): Include type in error message.
3142 (build_binary_op): Pass types to binary_op_error.
3143 * c-common.c (binary_op_error): Take two type arguments, print out
3145 * c-common.h (binary_op_error): Update prototype.
3147 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3149 * config/i386/i386.c: Correct coments on -mno-sse4.
3151 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3153 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3154 (x86_64-*-*): Likewise.
3155 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3156 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3157 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3158 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3159 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3160 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3161 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3162 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3163 (OPTION_MASK_ISA_SSE4): Likewise.
3164 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3165 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3166 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3167 (override_options): Support SSE4.2.
3168 (ix86_build_const_vector): Support SImode and DImode.
3169 (ix86_build_signbit_mask): Likewise.
3170 (ix86_expand_int_vcond): Support V2DImode.
3171 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3172 (IX86_BUILTIN_CRC32HI): Likewise.
3173 (IX86_BUILTIN_CRC32SI): Likewise.
3174 (IX86_BUILTIN_CRC32DI): Likewise.
3175 (IX86_BUILTIN_PCMPGTQ): Likewise.
3176 (bdesc_crc32): Likewise.
3177 (bdesc_sse_3arg): Likewise.
3178 (ix86_expand_crc32): Likewise.
3179 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3180 (ix86_expand_builtin): Likewise.
3181 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3182 __SSE4_2__ for -msse4.2.
3183 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3184 (CRC32MODE): Likewise.
3185 (crc32modesuffix): Likewise.
3186 (crc32modeconstraint): Likewise.
3187 (sse4_2_crc32<mode>): Likewise.
3188 (sse4_2_crc32di): Likewise.
3189 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3191 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3192 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3193 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3194 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3195 (vcondu<mode>): Likewise.
3196 * doc/extend.texi: Document SSE4.2 built-in functions.
3197 * doc/invoke.texi: Document -msse4.2/-msse4.
3199 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3201 PR tree-optimization/32160
3202 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3203 variable as gimple reg.
3204 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3206 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3208 * gcc.c (main): Don't consider linker options when issuing the
3209 warning about a linker input file not being used.
3211 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3213 * tree-vrp.c (compare_names): Initialize sop.
3215 2007-05-30 Dirk Mueller <dmueller@suse.de>
3217 * cgraphunit.c (cgraph_analyze_function): Remove
3218 computation of inline parameters.
3220 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3224 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3226 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3227 Add vx-common.h. Include vxworks.h between vx-common.h and
3229 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3231 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3232 (TARGET_ASM_DESTRUCTOR): Likewise.
3233 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3234 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3235 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3236 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3237 (VXWORKS_ENDIAN_SPEC): Define.
3238 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3239 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3240 VXWORKS_* equivalents.
3241 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3242 (ASM_FILE_START): Delete.
3243 (TARGET_VERSION): Reformat.
3244 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3245 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3246 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3247 (FPBIT, DPBIT): Define.
3248 (fp-bit.c, dp-bit.c): New rules.
3249 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3250 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3251 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3252 * config/arm/arm.h: Include vxworks-dummy.h.
3253 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3254 Mark with ATTRIBUTE_UNUSED.
3255 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3256 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3257 make it incompatible with -msingle-pic-base.
3258 (arm_function_ok_for_sibcall): Return false for calls that might
3259 go through a VxWorks PIC PLT entry.
3260 (require_pic_register): New function, split out from...
3261 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3263 (arm_load_pic_register): Handle the VxWorks RTP initialization
3264 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3265 (arm_emit_call_insn): New function.
3266 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3267 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3268 (pic_offset_arm): New pattern.
3269 (call, call_value): Use arm_emit_call_insn.
3270 (call_internal, call_value_internal): New expanders.
3271 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3272 VxWorks unless __PIC__.
3274 2007-05-30 Eric Christopher <echristo@gmail.com>
3276 * genrecog.c: Include regs.h in generated file.
3277 * genemit.c: Ditto. Fix up formatting.
3278 * config/mn10300/constraints.md: New.
3279 * config/mn10300/mn10300.md: Include.
3280 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3281 Fix up for removed macro.
3282 * config/mn10300/predicates.md (call_address_operand): Ditto.
3283 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3284 (CONST_OK_FOR_I): Ditto.
3285 (CONST_OK_FOR_J): Ditto.
3286 (CONST_OK_FOR_K): Ditto.
3287 (CONST_OK_FOR_L): Ditto.
3288 (CONST_OK_FOR_M): Ditto.
3289 (CONST_OK_FOR_N): Ditto.
3290 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3294 (EXTRA_CONSTRAINT): Ditto.
3296 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3298 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3300 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3301 OPTION_MASK_ISA_64BIT.
3302 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3304 2007-05-30 Richard Guenther <rguenther@suse.de>
3307 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3308 types for comparison.
3309 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3310 with original typed arguments.
3311 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3313 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3315 PR tree-optimization/31769
3316 * except.c (duplicate_eh_regions): Clear prev_try if
3317 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3319 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3321 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3322 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3323 bsi of the location where statements should be inserted.
3324 (sink_code_in_bb): Take bsi from statement_sink_location.
3325 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3326 instead of bsi_start.
3327 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3329 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3330 (bsi_move_before): Document inconsistency with bsi_move_after.
3331 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3333 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/i386.h (TARGET_ABM): New define.
3336 (TARGET_POPCNT): Ditto.
3337 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3338 New temporary defines to redefine from OPTION_ISA_* defines.
3339 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3340 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3341 (ix86_isa_flags): New extern int declaration.
3342 (TARGET_SUBTARGET_DEFAULT): New define.
3343 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3344 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3345 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3346 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3347 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3348 * config/i386/darwin.h: Change TARGET_64BIT define to
3351 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3352 using existing "ix86_isa_flags" varible.
3353 (m32, m64): Use existing "ix86_isa_flags" variable.
3354 (mmmx, m3dnow): Ditto.
3355 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3356 (mabm): Define as non-negative option using "x86_abm" variable.
3357 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3359 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3360 Rewrite feature test bitmap.
3361 (ix86_isa_flags): New initialized global int varible.
3362 (ix86_isa_flags_explicit): New static int variable.
3363 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3364 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3365 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3366 target_flags_explicit.
3367 (override_options): Remove "target_enable" and "target_disable" fields
3368 from "struct ptt". Update processor_target_table accordingly. Remove
3369 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3370 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3371 "target_flags" and "ix86_isa_flags_explicit" instead of
3372 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3373 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3374 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3375 to true when either of PTA_POPCNT or PTA_ABM is set in
3376 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3377 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3378 processor_alias_table flags entry. Remove handling of
3379 "target_enable" and "target_disable" fields of processor_target_table.
3380 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3381 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3382 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3383 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3384 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3386 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3388 2007-05-29 David Daney <ddaney@avtrex.com>
3391 * config/mips/mips.c (mips_output_mi_thunk): Emit
3392 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3394 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3395 * config/i386/i386.c (ix86_function_regparm): Added checking of
3396 ix86_force_align_arg_pointer to determine the number of
3397 register parameters.
3399 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3401 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3402 (SET_DR_MISALIGNMENT): New.
3403 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3404 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3405 Use SET_DR_MISALIGNMENT.
3406 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3408 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3409 find_loop_nest): Export.
3410 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3411 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3412 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3413 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3415 (struct mem_ref): Add field reuse_distance.
3416 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3417 Initialize reuse_distance field.
3418 (issue_prefetch_ref): Select temporality of prefetch according to
3420 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3421 self_reuse_distance, determine_loop_nest_reuse): New functions.
3422 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3423 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3424 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3427 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3429 * tree-ssa-alias.c: Add aliasing overview.
3431 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3432 Danny Smith <dannysmith@users.sourceforge.net>
3435 * config/i386/t-crtfm: Compile crtfastmath.o with
3436 -minline-all-stringops.
3437 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3438 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3440 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3442 * doc/md.texi: Document constraints on HP PA-RISC.
3444 * pa/constraints.md: New file.
3445 * pa.md: Include constraints.md.
3446 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3447 (integer_store_memory_operand, ldil_cint_p): New functions.
3448 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3449 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3450 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3451 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3452 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3454 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3457 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3458 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3459 case POSTDECREMENT_EXPR>): Return the error_mark_node
3460 if either the real or imaginary parts would an
3463 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3465 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3466 name when we remove it from a call.
3468 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3470 * targhooks.c (default_narrow_bitfield): Remove.
3471 * targhooks.h: Remove the prototype for
3472 default_narrow_bitfield.
3474 * langhooks-def.h: Remove the prototype for
3475 hook_get_alias_set_0.
3476 * langhooks.c (hook_get_alias_set_0): Remove.
3478 * global.c (EXECUTE_IF_CONFLICT): Remove.
3480 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3483 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3484 return true when truth_value_p is true and the type
3487 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3489 * doc/install.texi (Prerequisites): We no longer require Autoconf
3490 2.13 for the top-level.
3492 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3494 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3495 memory access via x86_expand_vector_move_misalign() only for
3496 TImode values on 32-bit targets.
3498 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3500 * matrix-reorg.c: New file. Implement matrix flattening and
3501 transposing optimization.
3502 * tree-pass.h: Add matrix reorg pass.
3503 * common.opt: Add fipa-mreorg flag.
3504 * Makefile.in: Add matrix-reorg.c.
3505 * passes.c: Add matrix reorg pass.
3506 * varpool.c (add_new_static_var): New function.
3507 * cgraph.h (add_new_static_var): Declare.
3509 2007-05-27 Eric Christopher <echristo@apple.com>
3511 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3512 sp_offset depending on stack size. Save r12 depending
3513 on registers we're saving later.
3514 (rs6000_emit_epilogue): Update sp_offset depending only
3517 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3519 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3520 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3521 * ifcvt.c (if_convert): Ditto.
3522 * tree-ssa-threadupdate.c (thread_block): Ditto.
3523 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3524 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3525 verify_loop_closed_ssa): Check number_of_loops instead of
3527 * predict.c (tree_estimate_probability): Ditto.
3528 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3529 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3530 * modulo-sched.c (sms_schedule): Ditto.
3531 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3532 (scev_finalize): Do not do anything if scev analysis was not
3534 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3535 current_loops == NULL.
3536 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3537 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3539 (loop_optimizer_finalize): Assert that loops were analyzed.
3540 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3541 rtl_doloop): Check number_of_loops instead of current_loops.
3542 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3543 current_loops == NULL.
3544 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3545 gate_tree_vectorize tree_linear_transform, check_data_deps,
3546 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3547 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3548 Check number_of_loops instead of current_loops.
3549 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3550 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3551 free loops if available.
3552 (execute_pre): Do not pass do_fre to fini_pre.
3554 2007-05-27 Tobias Burnus <burnus@net-b.de>
3557 * real.c (mpfr_from_real): Fix sign of -Inf.
3559 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3561 * tree-vect-transform.c (vectorizable_conversion): Initialize
3562 tree_code variables to ERROR_MARK.
3563 (vectorizable_type_demotion): Likewise.
3564 (vectorizable_type_promotion): Likewise.
3566 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3569 * config/i386/i386.md (movti): Handle push operands via
3572 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3574 * basic-block.h: Remove the prototype for merge_seq_blocks.
3575 * cfgcleanup.c (merge_seq_blocks): Remove.
3577 * tree-flow.h: Remove the prototype for is_aliased_with.
3578 * tree-ssa-alias.c (is_aliased_with): Remove.
3580 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3584 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3586 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3587 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3588 (vec_unpacks_hi_v16qi): Likewise.
3589 (vec_unpacku_lo_v16qi): Likewise.
3590 (vec_unpacks_lo_v16qi): Likewise.
3591 (vec_unpacku_hi_v8hi): Likewise.
3592 (vec_unpacks_hi_v8hi): Likewise.
3593 (vec_unpacku_lo_v8hi): Likewise.
3594 (vec_unpacks_lo_v8hi): Likewise.
3595 (vec_unpacku_hi_v4si): Likewise.
3596 (vec_unpacks_hi_v4si): Likewise.
3597 (vec_unpacku_lo_v4si): Likewise.
3598 (vec_unpacks_lo_v4si): Likewise.
3600 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3602 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3603 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3604 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3605 follow spelling conventions in various
3606 warning/error/diagnostic messages.
3608 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3609 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3610 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3611 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3612 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3613 * doc/tm.texi: Follow spelling conventions.
3615 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3618 * tree-ssa-forwprop.c
3619 (forward_propagate_addr_into_variable_array_index): Remove
3620 the lhs argument. Use the type of def_rhs instead of lhs.
3621 (forward_propagate_addr_expr_1): Update use of
3622 forward_propagate_addr_into_variable_array_index.
3624 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3625 Nigel Stephens <nigel@mips.com>
3627 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3628 function attributes, "far" being an alias for "long_call".
3629 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3630 (mips_near_type_p, mips_far_type_p): New.
3631 (mips_comp_type_attributes): New function to check that attributes
3632 attached to a function type are compatible.
3633 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3634 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3635 to the target function of the thunk.
3636 (mips_encode_section_info): Check for "near" and "far" function
3637 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3639 * config/mips/predicates.md (const_call_insn_operand): Test only
3640 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3642 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3645 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3646 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3647 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3648 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3650 2007-05-25 Eric Christopher <echristo@apple.com>
3652 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3653 to x86-darwin configurations.
3654 * config/i386/t-darwin: Add softfp support.
3655 * config/i386/t-darwin64: Ditto.
3656 * config/i386/sfp-machine.h: If mach then don't use
3657 aliasing, emit a stub to call.
3659 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3661 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3662 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3663 tree-predcom.c, tree-ssa-alias-warnings.c,
3664 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3665 comment typos. Follow spelling conventions.
3666 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3668 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3671 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3672 constants into memory. Expand unaligned memory references for
3673 SSE modes via x86_expand_vector_move_misalign() function.
3675 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3677 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3678 "memory" attribute for "sseishft" type insn without operands[2].
3680 2007-05-25 Dirk Mueller <dmueller@suse.de>
3681 Marcus Meissner <meissner@suse.de>
3683 * doc/extend.texi (alloc_size): New attribute.
3684 * c-common.c (handle_alloc_size_attribute): New.
3685 * tree-object-size.c (alloc_object_size): Use alloc_size
3686 attribute, if available.
3688 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3690 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3692 (__builtin_ia32_vec_ext_v2di): Likewise.
3693 (__builtin_ia32_vec_ext_v4si): Likewise.
3694 (__builtin_ia32_vec_ext_v8hi): Likewise.
3695 (__builtin_ia32_vec_ext_v16qi): Likewise.
3696 (__builtin_ia32_vec_set_v8hi): Likewise.
3698 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3700 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3702 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3704 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3705 (arm_is_longcall_p): Rename to...
3706 (arm_is_long_call_p): ...this. Take a single tree argument and
3708 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3709 (CUMULATIVE_ARGS): Remove call_cookie.
3710 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3711 (ENCODED_LONG_CALL_ATTR_P): Delete.
3712 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3713 LONG_CALL_FLAG_CHAR cases.
3714 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3715 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3716 ARM_DECLARE_FUNCTION_SIZE.
3717 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3718 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3719 (arm_encode_call_attribute, current_file_function_operand): Delete.
3720 (arm_function_in_section_p): New function.
3721 (arm_is_longcall_p): Rename to...
3722 (arm_is_long_call_p): ...this. Take the target function as a single
3723 argument and return a bool. Do not rely on call cookies. Check
3724 whether the target symbol is in the same section as the current
3725 function, not just the same compilation unit.
3726 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3727 (arm_encode_section_info): Don't encode a call type.
3728 * config/arm/arm.md (call, call_value): Update calls to
3729 arm_is_long(_)call_p. Simplify logic.
3730 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3731 Update calls to arm_is_long(_)call_p.
3733 2007-05-25 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/31982
3736 * tree-ssa-forwprop.c
3737 (forward_propagate_addr_into_variable_array_index): Handle arrays
3738 with element size one.
3740 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3742 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3743 (umulsi3_highpart): Likewise.
3745 2007-05-24 Ian Lance Taylor <iant@google.com>
3747 PR rtl-optimization/32069
3748 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3751 2007-05-24 Ollie Wild <aaw@google.com>
3753 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3756 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3758 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3759 (oprs_unchanged_p): Use it to check all registers in a REG.
3760 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3761 (reg_set_between_after_reload_p): Delete.
3762 (reg_used_between_after_reload_p): Likewise.
3763 (reg_set_or_used_since_bb_start): Likewise.
3764 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3765 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3766 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3767 * rtlanal.c (reg_set_p): Check whether REG overlaps
3768 regs_invalidated_by_call, rather than just checking the
3769 membership of REGNO (REG).
3771 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3773 * doc/passes.texi: Document predictive commoning.
3774 * doc/invoke.texi (-fpredictive-commoning): Document.
3775 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3776 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3777 adding indices to the generated name.
3778 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3779 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3780 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3781 (op_symbol_code): ... and exported.
3782 (dump_omp_clause, op_symbol): Use op_symbol_code
3783 instead of op_symbol_1.
3784 * tree-pass.h (pass_predcom): Declare.
3785 * timevar.def (TV_PREDCOM): New timevar.
3786 * tree-ssa-loop.c (run_tree_predictive_commoning,
3787 gate_tree_predictive_commoning, pass_predcom): New.
3788 * tree-data-ref.c (find_data_references_in_loop): Find the
3789 references in dominance order.
3790 (canonicalize_base_object_address): Ensure that the result has
3792 (dr_analyze_innermost): Export.
3793 (create_data_ref): Code to fail for references with invariant
3795 (find_data_references_in_stmt): ... here.
3796 * tree-data-ref.h (dr_analyze_innermost): Declare.
3797 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3798 (aff_combination_find_elt, name_expansion_hash,
3799 name_expansion_eq, tree_to_aff_combination_expand,
3800 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3802 * tree-affine.h (aff_combination_constant_multiple_p,
3803 tree_to_aff_combination_expand): Declare.
3804 * tree-predcom.c: New file.
3805 * common.opt (fpredictive-commoning): New option.
3806 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3807 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3808 * Makefile.in (tree-predcom.o): Add.
3809 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3810 * passes.c (init_optimization_passes): Add dceloop after
3811 copy propagation in loop optimizer. Add predictive commoning
3812 to loop optimizer passes.
3814 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3816 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3819 2007-05-24 Jan Hubicka <jh@suse.cz>
3821 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3823 (genheader): Include statistics.h.
3825 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3827 * print-rtl.c (flag_dump_unnumbered): Update comments.
3828 (print_rtl): Fix my previous change.
3829 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3832 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3835 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3837 (thread_through_all_blocks): Call initialize_original_copy_tables
3838 and free_original_copy_tables.
3839 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3841 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3842 * cfghooks.c (duplicate_block): Use get_loop_copy.
3843 * cfg.c: Include cfgloop.h.
3844 (loop_copy): New hash table.
3845 (initialize_original_copy_tables): Initialize loop_copy table.
3846 (free_original_copy_tables): Free loop_copy table.
3847 (copy_original_table_clear, copy_original_table_set,
3848 set_loop_copy, get_loop_copy): New functions.
3849 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3850 * cfgloop.h (struct loop): Remove copy field.
3851 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3852 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3854 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3856 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3857 -msse/-msse2/-msse3.
3859 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3861 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3862 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3864 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3867 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3868 * targhooks.h (default_mangle_decl_assembler_name): Declare
3870 * targhooks.c (default_mangle_decl_assembler_name): Define
3872 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3874 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3875 * langhooks.c (lhd_set_decl_assembler_name): Call
3876 targetm.mangle_decl_assembler_name for names with global scope.
3878 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3880 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3881 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3883 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3884 New. Factored out of i386_pe_encode_section_info.
3885 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3886 Move check for prior decoration of stdcall
3887 symbols to i386_pe_encode_section_info.
3888 (i386_pe_encode_section_info): Adjust call to
3889 gen_stdcall_or_fastcall_suffix. Use
3890 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3891 (i386_pe_mangle_decl_assembler_name): New. Wrap
3892 i386_pe_maybe_mangle_decl_assembler_name.
3894 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3896 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3897 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3898 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3899 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3900 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3903 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3904 Nigel Stephens <nigel@mips.com>
3905 Richard Sandiford <richard@codesourcery.com>
3907 Fix up MIPS16 hard float and add support for complex.
3909 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3910 (TARGET_SOFT_FLOAT_ABI): New.
3911 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3912 __mips_soft_float to reflect the ABI in use, not whether the
3913 FPU is directly accessible (e.g., in MIPS16 mode).
3914 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3915 (UNITS_PER_FPVALUE): Likewise.
3917 * config/mips/mips.c (mips_expand_call): Remove redundant
3918 TARGET_MIPS16 check.
3919 (mips_arg_regno): New.
3920 (function_arg_advance): When setting bits in cum->fp_code for
3921 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3923 (function_arg): Use mips_arg_regno.
3924 (mips_return_mode_in_fpr_p): New.
3925 (mips16_call_stub_mode_suffix): New.
3926 (mips16_cfun_returns_in_fpr_p): New.
3927 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3928 (mips_output_function_prologue): Test mips16_hard_float, not
3929 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3930 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3931 return value into a floating-point register.
3932 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3933 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3934 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3935 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3936 word of double arguments from or to the high bits of 64-bit
3937 floating point registers.
3938 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3939 (mips16_fpret_double): New helper function.
3940 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3941 support for complex modes. Fill in DECL_RESULT for stubdecl.
3942 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3944 * config/mips/mips16.S
3945 (RET, ARG1, ARG2): New.
3946 (MERGE_GPRf, MERGE_GPRt): New.
3947 (DELAYt, DELAYf): New.
3948 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3949 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3950 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3951 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3952 (SFOP): Renamed to...
3953 (OPSF3): This, and macro-ified. Updated all uses.
3954 (SFOP2): Renamed to...
3955 (OPSF2): This, and macro-ified. Updated all uses.
3956 (SFCMP): Renamed to...
3957 (CMPSF): This, and macro-ified. Updated all uses.
3958 (SFREVCMP): Renamed to...
3959 (REVCMPSF): This, and macro-ified. Updated all uses.
3960 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3961 (LDDBL1, LDDBL2, RETDBL): Deleted.
3962 (DFOP): Renamed to...
3963 (OPDF3): This, and macro-ified. Updated all uses.
3964 (DFOP2): Renamed to...
3965 (OPDF2): This, and macro-ified. Updated all uses.
3966 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3967 (DFCMP): Renamed to...
3968 (CMPDF): This, and macro-ified. Updated all uses.
3969 (DFREVCMP): Renamed to...
3970 (REVCMPDF): This, and macro-ified. Updated all uses.
3971 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3972 (RET_FUNCTION): New.
3973 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3974 (__mips16_ret_sc, __mips16_ret_dc): New.
3975 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3976 STUB_ARGS_6, STUB_ARGS_10): New.
3977 (CALL_STUB_NO_RET): New.
3978 (__mips16_call_stub_1): Macro-ified.
3979 (__mips16_call_stub_5): Macro-ified.
3980 (__mips16_call_stub_2): Macro-ified.
3981 (__mips16_call_stub_6): Macro-ified.
3982 (__mips16_call_stub_9): Macro-ified.
3983 (__mips16_call_stub_10): Macro-ified.
3984 (CALL_STUB_RET): New.
3985 (__mips16_call_stub_sf_0): Macro-ified.
3986 (__mips16_call_stub_sf_1): Macro-ified.
3987 (__mips16_call_stub_sf_5): Macro-ified.
3988 (__mips16_call_stub_sf_2): Macro-ified.
3989 (__mips16_call_stub_sf_6): Macro-ified.
3990 (__mips16_call_stub_sf_9): Macro-ified.
3991 (__mips16_call_stub_sf_10): Macro-ified.
3992 (__mips16_call_stub_df_0): Macro-ified.
3993 (__mips16_call_stub_df_1): Macro-ified.
3994 (__mips16_call_stub_df_5): Macro-ified.
3995 (__mips16_call_stub_df_2): Macro-ified.
3996 (__mips16_call_stub_df_6): Macro-ified.
3997 (__mips16_call_stub_df_9): Macro-ified.
3998 (__mips16_call_stub_df_10): Macro-ified.
3999 (__mips16_call_stub_sc_0): New.
4000 (__mips16_call_stub_sc_1): New.
4001 (__mips16_call_stub_sc_5): New.
4002 (__mips16_call_stub_sc_2): New.
4003 (__mips16_call_stub_sc_6): New.
4004 (__mips16_call_stub_sc_9): New.
4005 (__mips16_call_stub_sc_10): New.
4006 (__mips16_call_stub_dc_0): New.
4007 (__mips16_call_stub_dc_1): New.
4008 (__mips16_call_stub_dc_5): New.
4009 (__mips16_call_stub_dc_2): New.
4010 (__mips16_call_stub_dc_6): New.
4011 (__mips16_call_stub_dc_9): New.
4012 (__mips16_call_stub_dc_10): New.
4014 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4015 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4016 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4018 2007-05-23 Ian Lance Taylor <iant@google.com>
4020 * doc/invoke.texi (Invoking GCC): Document that the order of the
4023 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4026 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4027 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4028 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4032 * config/score/score.c (score_print_operand): Make sure that only
4033 lower bits are used.
4035 2007-05-22 Ian Lance Taylor <iant@google.com>
4037 * tree-vrp.c (avoid_overflow_infinity): New static function,
4038 broken out of set_value_range_to_value.
4039 (set_value_range_to_value): Call avoid_overflow_infinity.
4040 (extract_range_from_assert): Likewise.
4042 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4045 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4046 change the type before looking for a COMPOUND_EXPR.
4048 2007-05-22 Ian Lance Taylor <iant@google.com>
4050 * lower-subreg.c (decompose_multiword_subregs): If we change an
4051 insn, call remove_retval_note on it.
4053 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4055 * regs.h (end_hard_regno): New function.
4056 (END_HARD_REGNO, END_REGNO): New macros.
4057 (add_to_hard_reg_set): New function.
4058 (remove_from_hard_reg_set): Likewise.
4059 (in_hard_reg_set_p): Likewise.
4060 (overlaps_hard_reg_set_p): Likewise.
4061 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4062 (note_btr_set): Use END_HARD_REGNO.
4063 * caller-save.c (setup_save_areas): Use end_hard_regno.
4064 (mark_set_regs): Use END_HARD_REGNO.
4065 (add_stored_regs): Use end_hard_regno.
4066 (mark_referenced_regs): Use add_to_hard_reg_set.
4067 * combine.c (update_table_tick): Use END_REGNO.
4068 (record_value_for_reg): Likewise.
4069 (record_dead_and_set_regs): Likewise.
4070 (get_last_value_validate): Likewise.
4071 (use_crosses_set_p): Likewise.
4072 (reg_dead_at_p_1): Likewise.
4073 (reg_dead_at_p): Likewise.
4074 (mark_used_regs_combine): Use add_to_hard_reg_set.
4075 (move_deaths): Use END_HARD_REGNO.
4076 (reg_bitfield_target_p): Use end_hard_regno.
4077 (distribute_notes): Use END_HARD_REGNO.
4078 * cse.c (mention_regs): Use END_REGNO.
4079 (insert): Use add_to_hard_reg_set.
4080 (invalidate): Use END_HARD_REGNO.
4081 (invalidate_for_call): Likewise.
4082 (exp_equiv_p): Use END_REGNO.
4083 (cse_insn): Likewise.
4084 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4085 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4086 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4087 * function.c (keep_stack_depressed): Use end_hard_regno.
4088 * global.c (global_alloc): Use end_hard_regno.
4089 (global_conflicts): Use add_to_hard_reg_set instead of
4091 (find_reg): Likewise.
4092 (mark_reg_store): Likewise.
4093 (mark_reg_conflicts): Likewise.
4094 (mark_reg_death): Use remove_from_hard_reg_set.
4095 (mark_reg_live_nc): Delete.
4096 (set_preference): Use end_hard_regno.
4097 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4098 remove_from_hard_reg_set.
4099 (post_mark_life): Use add_to_hard_reg_set.
4100 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4101 (reg_becomes_live): Use add_to_hard_reg_set.
4102 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4103 (peep2_find_free_register): Use add_to_hard_reg_set.
4104 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4105 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4106 * regrename.c (note_sets): Use add_to_hard_reg_set.
4107 (clear_dead_regs): Use remove_from_hard_reg_set.
4108 (regrename_optimize): Use add_to_hard_reg_set.
4109 (find_oldest_value_reg): Use in_hard_reg_set_p.
4110 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4111 (hard_reg_set_here_p): Use end_hard_regno.
4112 (decompose): Likewise.
4113 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4114 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4115 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4116 (mark_home_live): Use end_hard_regno.
4117 (spill_hard_reg): Likewise.
4118 (clear_reload_reg_in_use): Likewise.
4119 * reorg.c (delete_prior_computation): Use END_REGNO.
4120 * resource.c (update_live_status): Use END_HARD_REGNO.
4121 (mark_referenced_resources): Use add_to_hard_reg_set.
4122 (mark_set_resources): Likewise.
4123 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4124 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4125 (reg_overlap_mentioned_p): Likewise.
4126 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4127 (covers_regno_no_parallel_p): Use END_REGNO.
4128 (find_regno_note): Likewise.
4129 (find_reg_fusage): Use END_HARD_REGNO.
4130 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4131 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4133 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4135 * mode-switching.c (reg_dies): Change type of second argument to
4137 (optimize_mode_switching): Update accordingly.
4139 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4141 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4143 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4144 (hard_reg_set_empty_p): ...these new functions.
4145 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4146 GO_IF_HARD_REG_SUBSET.
4147 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4148 instead of GO_IF_HARD_REG_EQUAL.
4149 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4150 instead of GO_IF_HARD_REG_EQUAL.
4151 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4152 GO_IF_HARD_REG_SUBSET.
4153 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4154 GO_IF_HARD_REG_EQUAL.
4155 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4156 of GO_IF_HARD_REG_SUBSET.
4157 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4158 instead of GO_IF_HARD_REG_EQUAL.
4159 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4160 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4161 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4162 of GO_IF_HARD_REG_SUBSET,
4163 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4164 GO_IF_HARD_REG_SUBSET.
4165 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4166 instead of GO_IF_HARD_REG_EQUAL.
4167 * config/sh/sh.c (push_regs, calc_live_regs): Use
4168 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4169 (hard_regs_intersect_p): Delete.
4171 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4173 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4175 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4176 Richard Henderson <rth@redhat.com>
4178 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4180 (x86_64-*-*): Likewise.
4182 * i386/i386-modes.def (V2QI): New.
4184 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4186 (override_options): Support SSE4.1.
4187 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4188 (IX86_BUILTIN_BLENDPS): Likewise.
4189 (IX86_BUILTIN_BLENDVPD): Likewise.
4190 (IX86_BUILTIN_BLENDVPS): Likewise.
4191 (IX86_BUILTIN_PBLENDVB128): Likewise.
4192 (IX86_BUILTIN_PBLENDW128): Likewise.
4193 (IX86_BUILTIN_DPPD): Likewise.
4194 (IX86_BUILTIN_DPPS): Likewise.
4195 (IX86_BUILTIN_INSERTPS128): Likewise.
4196 (IX86_BUILTIN_MOVNTDQA): Likewise.
4197 (IX86_BUILTIN_MPSADBW128): Likewise.
4198 (IX86_BUILTIN_PACKUSDW128): Likewise.
4199 (IX86_BUILTIN_PCMPEQQ): Likewise.
4200 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4201 (IX86_BUILTIN_PMAXSB128): Likewise.
4202 (IX86_BUILTIN_PMAXSD128): Likewise.
4203 (IX86_BUILTIN_PMAXUD128): Likewise.
4204 (IX86_BUILTIN_PMAXUW128): Likewise.
4205 (IX86_BUILTIN_PMINSB128): Likewise.
4206 (IX86_BUILTIN_PMINSD128): Likewise.
4207 (IX86_BUILTIN_PMINUD128): Likewise.
4208 (IX86_BUILTIN_PMINUW128): Likewise.
4209 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4210 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4211 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4212 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4213 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4214 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4215 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4216 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4217 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4218 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4219 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4220 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4221 (IX86_BUILTIN_PMULDQ128): Likewise.
4222 (IX86_BUILTIN_PMULLD128): Likewise.
4223 (IX86_BUILTIN_ROUNDPD): Likewise.
4224 (IX86_BUILTIN_ROUNDPS): Likewise.
4225 (IX86_BUILTIN_ROUNDSD): Likewise.
4226 (IX86_BUILTIN_ROUNDSS): Likewise.
4227 (IX86_BUILTIN_PTESTZ): Likewise.
4228 (IX86_BUILTIN_PTESTC): Likewise.
4229 (IX86_BUILTIN_PTESTNZC): Likewise.
4230 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4231 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4232 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4233 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4234 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4236 (bdesc_sse_3arg): Likewise.
4237 (bdesc_2arg): Likewise.
4238 (bdesc_1arg): Likewise.
4239 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4241 (ix86_expand_sse_4_operands_builtin): New.
4242 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4243 smaller than 8 bits as the 2nd arg.
4244 (ix86_expand_sse_ptest): New.
4245 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4246 (ix86_expand_vector_set): Support SSE4.1.
4247 (ix86_expand_vector_extract): Likewise.
4249 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4250 __SSE4_1__ for -msse4.1.
4252 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4253 (UNSPEC_INSERTPS): Likewise.
4254 (UNSPEC_DP): Likewise.
4255 (UNSPEC_MOVNTDQA): Likewise.
4256 (UNSPEC_MPSADBW): Likewise.
4257 (UNSPEC_PHMINPOSUW): Likewise.
4258 (UNSPEC_PTEST): Likewise.
4259 (UNSPEC_ROUNDP): Likewise.
4260 (UNSPEC_ROUNDS): Likewise.
4262 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4264 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4265 (const_pow2_1_to_32768_operand): Likewise.
4267 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4270 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4272 (sse4_1_insertps): Likewise.
4273 (*sse4_1_extractps): Likewise.
4274 (sse4_1_ptest): Likewise.
4275 (sse4_1_mulv2siv2di3): Likewise.
4276 (*sse4_1_mulv4si3): Likewise.
4277 (*sse4_1_smax<mode>3): Likewise.
4278 (*sse4_1_umax<mode>3): Likewise.
4279 (*sse4_1_smin<mode>3): Likewise.
4280 (*sse4_1_umin<mode>3): Likewise.
4281 (sse4_1_eqv2di3): Likewise.
4282 (*sse4_1_pinsrb): Likewise.
4283 (*sse4_1_pinsrd): Likewise.
4284 (*sse4_1_pinsrq): Likewise.
4285 (*sse4_1_pextrb): Likewise.
4286 (*sse4_1_pextrb_memory): Likewise.
4287 (*sse4_1_pextrw_memory): Likewise.
4288 (*sse4_1_pextrq): Likewise.
4289 (sse4_1_blendpd): Likewise.
4290 (sse4_1_blendps): Likewise.
4291 (sse4_1_blendvpd): Likewise.
4292 (sse4_1_blendvps): Likewise.
4293 (sse4_1_dppd): Likewise.
4294 (sse4_1_dpps): Likewise.
4295 (sse4_1_movntdqa): Likewise.
4296 (sse4_1_mpsadbw): Likewise.
4297 (sse4_1_packusdw): Likewise.
4298 (sse4_1_pblendvb): Likewise.
4299 (sse4_1_pblendw): Likewise.
4300 (sse4_1_phminposuw): Likewise.
4301 (sse4_1_extendv8qiv8hi2): Likewise.
4302 (*sse4_1_extendv8qiv8hi2): Likewise.
4303 (sse4_1_extendv4qiv4si2): Likewise.
4304 (*sse4_1_extendv4qiv4si2): Likewise.
4305 (sse4_1_extendv2qiv2di2): Likewise.
4306 (*sse4_1_extendv2qiv2di2): Likewise.
4307 (sse4_1_extendv4hiv4si2): Likewise.
4308 (*sse4_1_extendv4hiv4si2): Likewise.
4309 (sse4_1_extendv2hiv2di2): Likewise.
4310 (*sse4_1_extendv2hiv2di2): Likewise.
4311 (sse4_1_extendv2siv2di2): Likewise.
4312 (*sse4_1_extendv2siv2di2): Likewise.
4313 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4314 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4315 (sse4_1_zero_extendv4qiv4si2): Likewise.
4316 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4317 (sse4_1_zero_extendv2qiv2di2): Likewise.
4318 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4319 (sse4_1_zero_extendv4hiv4si2): Likewise.
4320 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4321 (sse4_1_zero_extendv2hiv2di2): Likewise.
4322 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4323 (sse4_1_zero_extendv2siv2di2): Likewise.
4324 (*sse4_1_zero_extendv2siv2di2): Likewise.
4325 (sse4_1_roundpd): Likewise.
4326 (sse4_1_roundps): Likewise.
4327 (sse4_1_roundsd): Likewise.
4328 (sse4_1_roundss): Likewise.
4329 (mulv4si3): Don't expand for SSE4.1.
4330 (smax<mode>3): Likewise.
4331 (umaxv4si3): Likewise.
4332 (uminv16qi3): Likewise.
4333 (umin<mode>3): Likewise.
4334 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4336 * doc/extend.texi: Document SSE4.1 built-in functions.
4338 * doc/invoke.texi: Document -msse4.1.
4340 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4342 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4343 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4344 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4345 (ASM_SPEC): Add asm_pcrel_spec.
4346 (EXTRA_SPECS): Add asm_pcrel_spec.
4348 2007-05-21 David Daney <ddaney@avtrex.com>
4350 * doc/install.texi (Building a cross compiler): Add requirements
4351 for Java cross compiler.
4353 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4356 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4357 Add loopno argument. Use evolution_function_is_invariant_rec_p
4358 instead of evolution_function_is_constant_p.
4359 Update calls to evolution_function_is_affine_multivariate_p.
4360 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4361 Add loopno argument.
4362 * tree-scalar-evolution.c (gather_chrec_stats): Call
4363 evolution_function_is_affine_multivariate_p with a loop
4365 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4366 (analyze_overlapping_iterations): Likewise.
4367 (access_functions_are_affine_or_constant_p): Likewise.
4368 (build_classic_dist_vector_1): If the access functions
4369 are equal, don't do anything.
4371 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4372 Paolo Carlini <pcarlini@suse.de>
4373 Uros Bizjak <ubizjak@gmail.com>
4375 * c-cppbuiltin.c (c_cpp_builtins): Define
4376 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4377 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4378 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4379 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4381 2007-05-21 Mike Stump <mrs@apple.com>
4383 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4385 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4387 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4389 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4390 implementation if __OPTIMIZE__ is not defined.
4391 (_mm_alignr_pi8): Ditto.
4392 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4393 (_mm_inserti_si64): Ditto.
4394 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4395 (_mm_slli_epi16): Ditto.
4396 (_mm_slli_epi32): Ditto.
4397 (_mm_slli_epi64): Ditto.
4398 (_mm_srai_epi16): Ditto.
4399 (_mm_srai_epi32): Ditto.
4400 (_mm_srli_si128): Ditto.
4401 (_mm_slli_si128): Ditto.
4402 (_mm_srli_epi16): Ditto.
4403 (_mm_srli_epi32): Ditto.
4404 (_mm_srli_epi64): Ditto.
4405 (_mm_extract_epi16): Ditto.
4406 (_mm_insert_epi16): Ditto.
4407 (_mm_shufflehi_epi16): Ditto.
4408 (_mm_shufflelo_epi16): Ditto.
4409 (_mm_shuffle_epi32): Ditto.
4410 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4412 (_mm_insert_pi16): Ditto.
4414 (_mm_shuffle_pi16): Ditto.
4416 (_mm_shufle_ps): Ditto.
4417 (_mm_prefetch): Ditto.
4419 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4421 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4422 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4423 * real.c (encode_i370_single, decode_i370_single,
4424 encode_i370_double, decode_i370_double): Functions removed.
4425 (i370_single_format, i370_double_format): Initializations removed.
4426 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4427 Consider the log2_b field to always be one.
4428 (ieee_single_format, mips_single_format, coldfire_single_format,
4429 ieee_double_format, mips_double_format, coldfire_double_format,
4430 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4431 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4432 ibm_extended_format, mips_extended_format, ieee_quad_format,
4433 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4434 decimal_single_format, decimal_double_format, decimal_quad_format,
4435 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4436 initialization of log2_b.
4437 * real.h (i370_single_format, i370_double_format): Declarations removed.
4438 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4439 field to always be one.
4441 2007-05-21 Andreas Schwab <schwab@suse.de>
4443 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4444 NOTE_INSN_BASIC_BLOCK_P.
4445 (process_for_unwind_directive): Likewise.
4447 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4449 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4450 * function.h (struct function): Move va_list_gpr_size,
4451 va_list_fpr_size, function_frequency to front of bitfields. Add
4453 (current_function_calls_unwind_init): New.
4454 * except.c (expand_builtin_unwind_init): Set
4455 current_function_calls_unwind_init not
4456 current_function_has_nonlocal_label.
4457 * reload1.c (has_nonexceptional_receiver): New.
4458 (reload): Use it and current_function_calls_unwind_init to
4459 determine whether call-saved regs must be saved.
4461 2007-05-20 Jan Hubicka <jh@suse.cz>
4463 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4464 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4465 * ddg.c (create_ddg): LIkewise.
4466 * final.c (final): Remove hunk moving line numbernotes around since
4467 they are no longer present at this stage.
4468 (final_scan_insn): Use NOTE_KIND instead of
4469 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4470 (output_asm_label): Likewise.
4471 * reorg.c (dbr_schedule): Likewise.
4472 * haifa-sched.c (unlink_other_notes): Likewise.
4473 * mode-switching.c (optimize_mode_switching): Likewise.
4474 * graph.c (start_bb): Likewise.
4475 * rtl.def (NOTE): Update description.
4476 * jump.c (squeeze_notes): Delete.
4477 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4478 NOTE_INSN_BASIC_BLOCK_P when possible.
4479 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4480 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4481 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4482 (dwarf2out_var_location): Likewise.
4483 * cfgbuild.c (make_edges): Likewise.
4484 (find_basic_blocks_1): Likewise.
4485 * function.c (reorder_blocks_1): Likewise.
4486 (epilogue_done): Likewise.
4487 (reposition_prologue_and_epilogue_notes): Likewise.
4488 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
4490 (print_rtl): Likewise.
4491 (print_rtl_single): Likewise.
4492 * gcse.c (insert_insn_start_bb): Likewise.
4493 * alias.c (init_alias_analysis): Likewise.
4494 * calls.c (fixup_tail_calls): Likewise.
4495 * except.c (sjlj_emit_function_enter): Likewise.
4496 * emit-rtl.c (add_insn_after): Likeiwse.
4497 (emit_label_before): Likewise.
4498 (emit_label_after): Likewise.
4499 (emit_note_before, emit_note_after, emit_note): Update
4500 parameter to be enum insn_note; do not deal with source
4502 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4503 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4505 (merge_blocks_move_successor_nojumps): Simplify now when
4506 we don't have BLOCK notes.
4507 (try_optimize_cfg): Likewise.
4508 * cfglayout.c (skip_insns_after_block): Likewise.
4509 (record_effective_endpoints): Likewise.
4510 (duplicate_insn_chain): Likewise.
4511 * varasm.c (output_constant_pool_1): Likewise.
4512 * sched-deps.c (sched_analyze): Likewise.
4513 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4515 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4516 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4517 (SET_INSN_DELETED): Simplify.
4518 (NOTE_LINE_NUMBER): Exterminate.
4519 (NOTE_LINE_KIND): New.
4520 (NOTE_INSN_BASIC_BLOCK_P): Update.
4521 (enum insn_note): Simplify.
4522 (GET_NOTE_INSN_NAME) Simplify.
4523 (emit_note_before, emit_note_after, emit_note): Update prototype.
4524 (squeeze_notes): Remove.
4525 * sched-int.h (NOTE_NOT_BB_P): Update.
4526 * resource.c (mark_target_live_regs): Update.
4527 * sched-rgn.c (debug_dependencies): Update.
4528 * sched-vis.c (print_insn): Update.
4529 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4530 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4531 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4532 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4533 (split_branches): Update.
4534 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4536 (sh_adjust_unroll_max): Exterminate.
4537 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4538 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4539 (m68hc11_reorg): Likewise.
4540 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4541 (emit_predicate_relation_info): Update.
4542 (process_for_unwind_directive): Update.
4543 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4544 (output_call): Update.
4545 * config/pa/pa.c (output_lbranch): Update.
4546 (output_millicode_call): Update.
4547 (output_call): Update.
4548 (pa_combine_instructions): Update.
4549 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4550 * config/bfin/bfin.c (gen_one_bundle): Update.
4551 * cfgrtl.c (can_delete_note_p): Update.
4552 (delete_insn): Update.
4553 (rtl_merge_blocks): Update.
4554 (commit_one_edge_insertion): Update.
4555 (rtl_verify_flow_info): Update.
4556 * stmt.c (expand_case): Do not call squeeze_notes.
4558 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4565 * c.opt (Wtype-limits): New.
4566 * doc/invoke.texi (Wtype-limits): Document it.
4567 (Wextra): Enabled by -Wextra.
4568 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4569 * c-common.c (shorten_compare): Warn with Wtype-limits.
4571 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4573 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4574 inlined function, not as a macro.
4575 (_mm_alignr_pi8): Ditto.
4576 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4577 (_mm_inserti_si64): Ditto.
4578 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4579 (_mm_extract_epi16): Ditto.
4580 (_mm_insert_epi16): Ditto.
4581 (_mm_shufflehi_epi16): Ditto.
4582 (_mm_shufflelo_epi16): Ditto.
4583 (_mm_shuffle_epi32): Ditto.
4584 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4585 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4587 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4589 (_m_to_float): Use C89 compatible assignment.
4591 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4594 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4596 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4599 * doc/invoke.texi (Wreturn-type): Complete description.
4600 (Wextra): Delete item about return-type warning.
4601 * c-decl.c: Delete redundant Wextra warning.
4603 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4606 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4607 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4608 inlined function, not as a macro.
4609 (_mm_prefetch): Ditto.
4611 (_mm_insert_pi16): Ditto.
4613 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4614 (_m_pshufw): Ditto. Add const to __N argument.
4615 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4616 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4617 (_mm_slli_epi32): Ditto.
4618 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4619 Add __inline to function declaration.
4620 (_mm_slli_si128): Ditto.
4622 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4624 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4625 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4627 (struct fenv): New structure.
4628 (FP_HANDLE_EXCEPTIONS): New define.
4629 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4630 (_FP_DECL_EXP): New define.
4631 (FP_INIT_ROUNDMODE): New define.
4632 (FP_ROUNDMODE): New define.
4634 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4636 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4637 (Wconversion): Update description.
4638 (Wconversion-sign): New.
4639 * c.opt (Wconversion-sign): New.
4640 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4641 means disabled for C++. Otherwise, take the status of Wconversion.
4642 * c-common.c (conversion_warning): Warn with either Wconversion or
4644 (warnings_for_convert_and_check): Conditions are already checked by
4646 (convert_and_check): Don't check warnings if the conversion failed.
4648 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4649 Anatoly Sokolov <aesok@dol.ru>
4651 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4652 avr_epilogue_uses) : Add declaration.
4653 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4654 * config/avr/constraints.md (R): New constraint.
4655 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4656 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4657 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4658 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4659 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4660 call_prologue_saves, epilogue_restores, return_from_epilogue,
4661 return_from_main_epilogue, return_from_interrupt_epilogue,
4662 return_from_naked_epilogue, prologue, epilogue): New patterns.
4663 (jump): Handle symbol reference.
4664 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4665 avr_output_function_prologue, avr_output_function_epilogue): Remove
4667 (avr_init_machine_status, expand_prologue, expand_epilogue,
4668 avr_asm_function_end_prologue, avr_epilogue_uses,
4669 avr_asm_function_begin_epilogue): New functions.
4670 (prologue_size, epilogue_size, jump_tables_size): Remove global
4672 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4673 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4674 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4675 (avr_override_options): Initialise init_machine_status.
4676 (output_movhi): Handle all stack pointer loads.
4677 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4678 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4679 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4680 (EPILOGUE_USES) Redefine.
4681 (machine_function) Declare.
4683 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4685 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4686 Use a single return statement.
4688 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4691 * builtins.c (do_mpfr_lgamma_r): New.
4692 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4693 * tree.h (CASE_FLT_FN_REENT): New.
4695 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4697 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4698 (output_die): Use 'unsigned long' with %x.
4699 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4700 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4701 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4703 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4705 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4710 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4711 true if function has no argument.
4713 2007-05-18 DJ Delorie <dj@redhat.com>
4715 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4716 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4718 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4720 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4721 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4722 count_trailing_zeros.
4723 (__i386__): Implement count_leading_zeros using __builtin_clz().
4724 Implement count_trailing_zeros usign __builtin_ctz().
4726 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4728 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4730 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4733 * expr.c (emit_move_change_mode): Change mode of push operands here.
4735 2007-05-17 Ian Lance Taylor <iant@google.com>
4737 PR tree-optimization/31953
4738 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4740 (set_value_range_to_null): Call set_value_range_to_value.
4741 (extract_range_from_comparison): Likewise.
4743 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4745 * toplev.c (print_version): Output GMP/MPFR version info.
4747 * builtins.c (CASE_MATHFN_REENT): New macro.
4748 (mathfn_built_in): Use it.
4749 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4750 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4751 BUILT_IN_LGAMMAL_R): New.
4752 * doc/extend.texi: Document new builtins.
4755 * builtins.c (do_mpfr_remquo): New.
4756 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4757 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4760 * builtins.c (fold_builtin_1): Handle y0, y1.
4761 (fold_builtin_2): Handle yn.
4764 * builtins.c (do_mpfr_bessel_n): New.
4765 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4766 (fold_builtin_2): Handle BUILT_IN_JN.
4768 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4771 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4772 TYPE_PRECISION (intmax_type_node).
4774 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4777 * reload.c (subst_reloads): Remove checking.
4779 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4781 PR rtl-optimization/31691
4782 * combine.c (simplify_set): Build a new src pattern instead of
4783 substituting its operands in the COMPARE case.
4785 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4787 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4788 (execute_vrp): Preserve loops through jump threading.
4789 * tree-ssa-threadupdate.c (thread_single_edge,
4790 dbds_continue_enumeration_p, determine_bb_domination_status,
4791 thread_through_loop_header): New functions.
4792 (create_edge_and_update_destination_phis,
4793 create_edge_and_update_destination_phis): Set loops for the new blocks.
4794 (prune_undesirable_thread_requests): Removed.
4795 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4797 (thread_block): Do not call prune_undesirable_thread_requests.
4799 (mark_threaded_blocks): Select edges to thread here.
4800 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4801 Thread edges through loop headers independently.
4802 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4803 * tree-pass.h (TODO_mark_first_instance): New.
4804 (first_pass_instance): Declare.
4805 * cfghooks.c (duplicate_block): Put the block to the original loop
4806 if copy is not specified.
4807 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4808 jump threading. Pass may_peel_loop_headers to
4809 thread_through_all_blocks according to first_pass_instance.
4810 * cfgloop.h (create_preheader): Declare.
4811 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4812 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4813 * passes.c (first_pass_instance): New variable.
4814 (next_pass_1): Set TODO_mark_first_instance.
4815 (execute_todo): Set first_pass_instance.
4817 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4819 PR tree-optimization/24659
4820 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4821 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4822 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4823 OTI_vec_pack_ufix_trunc.
4824 (vec_unpacks_float_hi_optab): Define new macro.
4825 (vec_unpacks_float_lo_optab): Ditto.
4826 (vec_unpacku_float_hi_optab): Ditto.
4827 (vec_unpacku_float_lo_optab): Ditto.
4828 (vec_pack_sfix_trunc_optab): Ditto.
4829 (vec_pack_ufix_trunc_optab): Ditto.
4830 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4831 and vec_pack_[s|u]fix_trunc_optab using
4832 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4833 * tree-vectorizer.c (supportable_widening_operation): Handle
4834 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4835 (supportable_narrowing_operation): New function.
4836 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4837 * tree-vect-transform.c (vectorizable_conversion): Handle
4838 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4839 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4840 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4841 to check for target support.
4842 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4843 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4844 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4845 for VEC_PACK_FIX_TRUNC_EXPR.
4846 (expand_binop): Special case mode of the result for
4847 vec_pack_[u|s]fix_trunc_optab.
4848 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4849 vec_pack_[u|s]fix_trunc_optab.
4851 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4852 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4853 * tree-pretty-print.c (dump_generic_node): Handle
4854 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4855 VEC_PACK_FIX_TRUNC_EXPR.
4857 * expr.c (expand_expr_real_1): Ditto.
4858 * tree-inline.c (estimate_num_insns_1): Ditto.
4859 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4861 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4862 (vec_unpacks_float_lo_v8hi): Ditto.
4863 (vec_unpacku_float_hi_v8hi): Ditto.
4864 (vec_unpacku_float_lo_v8hi): Ditto.
4865 (vec_unpacks_float_hi_v4si): Ditto.
4866 (vec_unpacks_float_lo_v4si): Ditto.
4867 (vec_pack_sfix_trunc_v2df): Ditto.
4869 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4871 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4872 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4873 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4874 [vec_pack_ufix_trunc]: Ditto.
4875 [vec_unpacks_float_hi]: Ditto.
4876 [vec_unpacks_float_lo]: Ditto.
4877 [vec_unpacku_float_hi]: Ditto.
4878 [vec_unpacku_float_lo]: Ditto.
4880 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4882 * soft-fp/README: Update for new files.
4883 * soft-fp/floattisf.c: New file.
4884 * soft-fp/floattidf.c: New file.
4885 * soft-fp/floattitf.c: New file.
4886 * soft-fp/floatuntisf.c: New file.
4887 * soft-fp/floatuntidf.c: New file.
4888 * soft-fp/floatuntitf.c: New file.
4889 * soft-fp/fixsfti.c: New file.
4890 * soft-fp/fixdfti.c: New file.
4891 * soft-fp/fixtfti.c: New file.
4892 * soft-fp/fixunssfti.c: New file.
4893 * soft-fp/fixunsdfti.c: New file.
4894 * soft-fp/fixunstfti.c: New file.
4895 * soft-fp/extendxftf.c: New file.
4896 * soft-fp/trunctfxf.c: New file.
4898 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4899 (__trunctfxf2): Ditto.
4901 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4902 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4903 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4904 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4905 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4906 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4908 * config/i386/t-fprules-softfp64: New file.
4909 * config/i386/sfp-machine.h: New file.
4910 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4911 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4912 and soft-fp/t-softfp to tmake_file.
4913 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4914 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4916 * config/i386/t-linux64 (softfp_wrap_start): New.
4917 (softfp_wrap_end): New.
4918 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4919 supported for TARGET_64BIT.
4921 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4923 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4924 c_common_unsigned_type behavior.
4926 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4928 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4931 2007-05-16 Eric Christopher <echristo@apple.com>
4933 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4934 saving after stack push. Set sp_offset whenever we push.
4935 (rs6000_emit_epilogue): Move altivec register restore before
4938 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4940 * configure.ac: Allow sysroots to be relocated under $prefix as
4941 well as $exec_prefix.
4942 * configure: Regenerate.
4944 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4948 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4950 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4951 (gcc_tooldir): Likewise.
4952 * configure: Regenerate.
4953 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4954 old configure.ac gcc_tooldir setting.
4955 (prefix_to_exec_prefix): New variable.
4956 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4957 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4959 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4961 * c-typeck.c (build_binary_op): Return early for error.
4963 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4965 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4966 struct nb_iter_bound.
4967 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4968 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4969 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4970 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4971 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4972 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4973 (del_scev_info): Use ggc_free.
4974 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4975 * loop-init.c: Include ggc.h.
4976 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4977 (loop_optimizer_finalize): Use ggc_free.
4978 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4979 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4980 pass_iv_optimize): Add TODO_ggc_collect.
4981 * function.h (struct function): Remove skip marker from x_current_loops.
4982 * cfgloop.c: Include ggc.h.
4983 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4985 (establish_preds): Vector superloops is gc allocated.
4986 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4988 (flow_loops_find): Vector larray is gc allocated.
4989 (loop_exit_free): Use ggc_free.
4990 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4991 that head of exits list is now not a part of struct loop.
4992 (record_loop_exits): Allocate exits table in gc memory.
4993 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4994 head of exits list is now not a part of struct loop.
4995 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4996 struct loop_exit): Add GTY marker.
4997 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4998 Add skip marker to aux field. Make head of exits list a separate
5000 (struct loops): Add GTY marker. Make larray vector gc allocated.
5001 Add param marker to exits table.
5002 (get_loops): Type changed.
5003 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
5005 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5006 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5007 * basic-block.h (struct basic_block_def): Remove skip marker from
5010 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5012 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5013 of 0 in the call to expand_expr().
5014 (expand_builtin_mathfn_3): Ditto.
5015 (expand_builtin_interclass_mathfn): Ditto.
5016 (expand_builtin_cexpi): Ditto.
5017 (expand_builtin_int_roundingfn): Ditto.
5018 (expand_builtin_int_roundingfn_2): Ditto.
5019 (expand_builtin_pow): Ditto.
5020 (expand_builtin_powi): Ditto.
5021 (expand_builtin_bswap): Ditto.
5022 (expand_builtin_unop): Ditto.
5023 (expand_builtin_fabs): Ditto.
5024 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5025 the call to expand_expr().
5026 (expand_builtin_sync_operation): Ditto.
5027 (expand_builtin_compare_and_swap): Ditto.
5028 (expand_builtin_lock_test_and_set): Ditto.
5029 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5030 instead of 0 in the call to expand_expr().
5031 (expand_builtin_extract_return_addr): Ditto.
5032 (expand_builtin_eh_return): Ditto.
5033 (expand_eh_return): Ditto.
5034 * explow.c (expr_size): Ditto.
5035 * expr.c (optimize_bitfield_assignment_op): Ditto.
5036 (expand_assignement): Ditto.
5037 (store_expr): Ditto.
5038 (store_field): Ditto.
5039 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5040 the call to expand_expr().
5041 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5042 in the call to expand_expr().
5043 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5044 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5045 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5047 * optabs.c (expand_vec_shift_expr): Ditto.
5048 (expand_vec_cond_expr): Ditto.
5049 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5050 call to expand_expr().
5051 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5052 in the call to expand_expr().
5054 2007-05-14 Dave Korn <dave.korn@artimi.com>
5056 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5058 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5060 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5061 instead of c_common_unsigned_type.
5062 (c_common_unsigned_type): Remove.
5063 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5064 c_common_unsigned_type.
5065 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5066 c_common_unsigned_type.
5067 * c-common.h (c_common_unsigned_type): Remove.
5068 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5069 c_common_unsigned_type.
5070 * c-format.c (check_format_types): Use unsigned_type_for instead of
5071 c_common_unsigned_type.
5072 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5073 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
5074 c_common_unsigned_type.
5075 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5076 lang_hooks.types.unsigned_type.
5077 * expmed.c (make_tree): Use unsigned_type_for instead of
5078 lang_hooks.types.unsigned_type.
5079 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5080 lang_hooks.types.unsigned_type.
5081 (build_range_check): Likewise.
5082 (fold_unary): Likewise.
5083 (fold_binary): Likewise.
5084 (fold_ternary): Likewise.
5085 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5086 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5087 * tree.c (get_unsigned_type): New.
5088 (unsigned_type_for): Use get_unsigned_type instead of
5089 lang_hooks.types.unsigned_type.
5091 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5093 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5094 to m68k_get_function_kind. Update its prototype.
5095 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5097 (m68k_interrupt_function_p): Return enum m68k_function_type
5098 instead of bool. Rename to m68k_get_function_kind.
5099 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5101 (m68k_compute_frame_layout): Don't mark any register for save
5102 if an interrupt_thread attribute is specified.
5103 (m68k_hard_regno_rename_ok): Update a use of
5104 m68k_interrupt_function_p.
5105 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5106 m68k_interrupt_function_p.
5107 (m68k_function_type): New.
5108 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5109 for a function with an interrupt_thread attribute.
5110 * doc/extend.texi: Document the interrupt_thread attribute.
5112 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5114 Fix PR tree-optimization/31911
5115 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5116 if they didn't change the expression.
5118 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5120 * tree-scalar-evolution.c (resolve_mixers): Exported.
5121 * tree-scalar-evolution.h (resolve_mixers): Declare.
5122 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5123 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5124 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5125 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5126 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5127 strip_conversion, analyze_offset_expr, address_analysis,
5128 object_analysis, analyze_offset): Removed.
5129 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5130 split_constant_offset, canonicalize_base_object_address,
5131 object_address_invariant_in_loop_p, disjoint_objects_p,
5132 dr_may_alias_p, dr_address_invariant_p): New functions.
5133 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5134 and dr_analyze_alias.
5135 (initialize_data_dependence_relation): Use dr_may_alias_p
5136 and object_address_invariant_in_loop_p.
5137 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
5139 (find_data_references_in_stmt): Restrict the analysis of data references
5140 to the given loop nest.
5141 (find_data_references_in_loop): Made static. Pass loop nest to
5142 find_data_references_in_stmt.
5143 (compute_data_dependences_for_loop): Use DR_VOPS.
5144 (free_data_ref): Free DR_VOPS.
5145 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5146 (struct innermost_loop_behavior): ... new.
5147 (struct base_object_info): Replaced by ...
5148 (struct indices): ... new.
5149 (struct dr_alias): New.
5150 (enum data_ref_type): Removed.
5151 (struct data_reference): Consist of struct innermost_loop_behavior,
5152 struct indices and struct dr_alias.
5153 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5154 (DR_MEMTAG): Renamed to ...
5155 (DR_SYMBOL_TAG): ... this.
5156 (find_data_references_in_loop): Declaration removed.
5157 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5158 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5159 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5160 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5162 2007-05-13 Revital Eres <eres@il.ibm.com>
5164 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5165 which walks virtual def-use chains to find redundant stores.
5166 (dse_optimize_stmt): Call it.
5168 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5170 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5171 * passes.c (init_optimization_passes): Move pass_jump_bypass
5174 * basic-block.h (bb_has_eh_pred): Fix style issue.
5176 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5178 PR rtl-optimization/31848
5179 * loop-invariant.c (move_invariant_reg): If we move an insn
5180 with a REG_EQUAL note, and that insn is not always executed,
5181 remove the REG_EQUAL note.
5183 2007-05-12 Richard Guenther <rguenther@suse.de>
5185 PR tree-optimization/31797
5186 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5187 propagate into a stmt that has volatile ops.
5189 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5191 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5192 (gcc_tooldir): Likewise.
5193 * configure: Regenerate.
5194 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5195 old configure.ac gcc_tooldir setting.
5196 (prefix_to_exec_prefix): New variable.
5197 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5198 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5200 2007-05-11 Silvius Rus <rus@google.com>
5202 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5203 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5204 * c-common.h (strict_aliasing_warning): Change return type.
5205 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5206 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5207 (build_c_cast): Condition call to strict_aliasing_warning.
5208 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5209 * flags.h (set_Wstrict_aliasing): Declare.
5210 * opts.c (set_Wstrict_alising): Define, add call to.
5211 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5212 * tree-ssa-alias-warnings.c: New file.
5213 * tree-ssa-alias.c (compute_may_aliases): Add call to
5214 strict_aliasing_warning_backend.
5216 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5218 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5219 Use loop_depth and loop_outer accessor functions.
5220 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5221 determine_invariantness_stmt, move_computations_stmt): Ditto.
5222 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5223 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5224 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5225 * tree-scalar-evolution.c (interpret_loop_phi,
5226 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5227 instantiate_parameters_1, scev_const_prop): Ditto.
5228 * cfghooks.c (make_forwarder_block): Ditto.
5229 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5230 * modulo-sched.c (loop_canon_p): Ditto.
5231 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5232 slpeel_can_duplicate_loop_p): Ditto.
5233 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5234 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5235 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5236 cancel_loop, verify_loop_structure): Ditto.
5237 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5238 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5239 superloops vector instead of "pred" array.
5240 (establish_preds): Take father loop as an argument. Initialize the
5242 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
5243 initialize loop->outer.
5244 (flow_loop_tree_node_remove): Truncate the superloops vector.
5245 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5246 "pred" merged to "superloops" vector.
5247 (loop_depth, loop_outer): New.
5248 (fel_init): Use loop_outer.
5250 2007-05-11 Jan Hubicka <jh@suse.cz>
5252 * cgraphunit.c: Include gt-cgraphunit.h
5253 (static_ctors, static_dtors): New static vars.
5254 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5255 based on implementation in c-common.c
5256 (cgraph_finalize_function): Call record_cdtor_fn.
5257 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5258 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5259 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5260 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5261 build_cdtor, c_build_cdtor_fns): Remove.
5262 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5263 c_build_cdtor_fns): Remove prototype.
5265 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5268 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5269 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5270 * builtins.c (fold_builtin_memchr): New.
5271 (expand_builtin_memchr): Call the latter.
5272 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5273 * doc/extend.texi ([Other built-in functions provided by GCC]):
5276 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5278 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5279 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5280 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5281 PFPO_OP1_TYPE_SHIFT): Constants added.
5282 (DFP_ALL): Mode macro defined.
5283 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5284 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5285 Insn definitions added.
5286 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5287 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5290 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5292 PR tree-optimization/31885
5293 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
5295 (automatically_generated_chrec_p): Return false for NULL.
5297 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5299 * config/bfin/bfin.h (MOVE_RATIO): Define.
5301 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5303 * config.gcc (sparc-wrs-vxworks): New target.
5304 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5305 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5306 * config/sparc/sparc.h: Include vxworks-dummy.h.
5307 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5308 include LABEL_REFs too.
5309 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5310 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5312 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5314 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5315 (sparc_emit_call_insn): New function.
5316 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5317 functions when generating VxWorks PIC.
5318 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5319 (call, call_value): Use sparc_emit_call_insn instead of
5322 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5324 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5326 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5328 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5329 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
5330 instead of operand_subword.
5332 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5334 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5335 * config/bfin/bfin.c (bfin_local_alignment): New function.
5336 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5338 2007-05-08 Chao-ying Fu <fu@mips.com>
5340 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5341 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5342 (smsub_widen_optab, umsub_widen_optab): Define.
5343 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5345 * genopinit.c (optabs): Fill in smsub_widen_optab and
5347 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5348 and umsub_widen_optab to implement multiply-subtract sequences.
5349 * config/mips/mips.md (*msac<u>_di): Rename to...
5350 (<u>msubsidi4): ...this. Extend condition to include
5351 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5352 of operand 0 to "ka" and use the three-operand form of msub<u>
5354 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5357 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5359 PR rtl-optimization/28011
5360 * reload.c (push_reload): Set dont_share if IN appears in OUT
5361 also when IN is a PLUS rtx.
5362 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5365 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5367 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5368 call unshare_all_decls.
5369 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5370 (unshare_all_decls): Remove.
5372 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5375 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5378 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5379 Nigel Stephens <nigel@mips.com>
5381 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5382 Update comments and all uses.
5383 (MIN_FPRS_PER_FMT): Define.
5384 * config/mips/mips.c (function_arg): Fix to correctly handle
5385 the -mips32r2 -mfp64 -mabi=32 case.
5386 (override_options): Enable use of odd-numbered registers for
5387 SFmode values on MIPS32.
5388 (mips_save_reg_p): Save whole floating-point register pair if
5389 either half is used.
5390 (compute_frame_size): Fix comment.
5392 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5394 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5395 argument of type bool.
5396 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5397 argument. Safely select temporary P register according to it.
5398 (do_link): Change call site of add_to_reg accordingly.
5399 (do_unlink): Add epilogue_p as a fourth argument and pass it
5401 (expand_interrupt_handler_epilogue): Change call of do_unlink
5403 (bfin_expand_prologue): Add a third argument sibcall_p.
5404 * config/bfin/bfin.md (epilogue): Change call of
5405 bfin_expand_epilogue accordingly.
5406 (sibcall_epilogue): Likewise.
5407 (eh_return_internal): Likewise.
5409 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5410 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5411 * config/bfin/bfin.c (bfin_handle_option): Handle
5412 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5413 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5414 Support bf534, bf536 and bf561.
5415 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5417 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/i386.c (ix86_function_regparm): Process local
5421 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5423 2007-05-07 Mike Stump <mrs@apple.com>
5425 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5426 also checks for and while statements in C++.
5428 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5430 * gcc.c (at_file_supplied): New variable.
5431 (main): Set it if we expanded argv.
5432 (do_spec_1): Pass an @-file to the linker if we were called with
5433 an @-file argument and HAVE_GNU_LD.
5434 * collect2.c (at_file_supplied): New variable.
5435 (response_file): New variable.
5436 (collect_exit): Unlink response_file if necessary.
5437 (handler): Likewise.
5438 (do_wait): Likewise.
5439 (main): Set at_file_supplied if we expanded argv.
5440 (collect_execute): Pass an @-file to subprocesses if we were called
5441 with an @-file argument.
5442 * configure.ac: Add define for HAVE_GNU_LD.
5443 * configure: Regenerate.
5444 * config.in: Regenerate.
5446 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5448 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5454 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5456 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5457 (TARGET_ENCODE_SECTION_INFO): Re-define.
5458 (m32c_encode_section_info): New
5459 (function_vector_handler): New
5460 (current_function_special_page_vector): New
5461 (m32c_special_page_vector_p): New.
5462 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5464 * config/m32c/jump.md: Added instruction JSRS for functions
5465 with attribute "function_vector".
5466 * doc/extend.texi (function_vector): Added description
5467 for M16C, M32C targets.
5469 2007-05-07 DJ Delorie <dj@redhat.com>
5472 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5473 ashrpsi3, lshrpsi3): Update shift count constraint.
5475 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5476 Nathan Froyd <froydnj@codesourcery.com>
5479 * c-incpath.c (add_path): Strip trailing path separators.
5481 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5483 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5484 Free dominance info before purging EH edges.
5485 (eliminate_degenerate_phis): Likewise.
5486 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5488 2007-05-07 Jan Hubicka <jh@suse.cz>
5490 * gimplify.c (gimplify_expr): Do not crash when folding
5491 (void *)(int)&a + 4.
5493 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5496 * c-opts.c (lang_fortran): Make it non static.
5497 * c-common.h (lang_fortran): New prototype.
5498 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5499 -lang-fortran option was passed by the driver.
5501 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5503 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5504 of ASSERT_CHECKING. Tweak message.
5506 2007-05-06 Revital Eres <eres@il.ibm.com>
5509 * loop-unroll.c (insert_var_expansion_initialization):
5510 Initialize the expansions with -zero instead of +zero.
5512 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5514 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5515 into pic and non-pic versions. Mark r19 as used for
5516 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5517 for tgd_load, tld_load and tie_load .
5518 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5519 version of tgd_load, tld_load and tie_load depending on the
5522 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5523 Jakub Jelinek <jakub@redhat.com>
5525 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5526 (__do_global_dtors_aux): Use more paranoid loop to run
5527 destructors if HIDDEN_DTOR_LIST_END.
5528 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5530 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5532 * varasm.c (align_variable): Don't increase alignment for
5533 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5534 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5536 2007-05-04 Josh Conner <jconner@apple.com>
5538 * basic-block.h (cdi_direction): Assign values to all enumeration
5540 (dom_computed): Remove.
5541 (dom_info_state): New.
5542 (set_dom_info_availability): New.
5543 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5544 walk_data.dom_direction.
5545 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5546 instead of dom_computed[].
5547 (split_edge): Likewise.
5548 (create_basic_block): Likewise.
5549 (merge_blocks): Likewise.
5550 * ifcvt.c (find_if_header): Likewise.
5551 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5552 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5553 * tree-ssa.c (verify_ssa): Likewise.
5554 * tree-cfg.c (tree_verify_flow_info): Likewise.
5555 (remove_edge_and_dominated_blocks): Likewise.
5556 * dominance.c (dom_computed): Make static.
5557 (calc_dfs_tree_nonrec): Change third param to a bool.
5558 (calc_dfs_tree): Change second param to a bool.
5559 (calc_idioms): Change second param to a bool. Use
5560 dom_convert_dir_to_idx.
5561 (init_dom_info): Validate dir before using.
5562 (dom_convert_dir_to_idx): New.
5563 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5564 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5565 (free_dominance_info): Use dom_convert_dir_to_idx.
5566 (get_immediate_dominator): Likewise.
5567 (set_immediate_dominator): Likewise.
5568 (get_dominated_by): Likewise.
5569 (redirect_immediate_dominators): Likewise.
5570 (nearest_common_denominator): Likewise.
5571 (dominated_by_p): Likewise.
5572 (bb_dom_dfs_in): Likewise.
5573 (bb_dom_dfs_out): Likewise.
5574 (recount_dominator): Likewise.
5575 (iterate_fix_dominators): Likewise.
5576 (add_to_dominance_info): Likewise.
5577 (delete_from_dominance_info): Likewise.
5578 (first_dom_son): Likewise.
5579 (next_dom_son): Likewise.
5580 (dom_info_available_p): Likewise.
5581 (dom_info_state): New.
5582 (set_dom_info_availability): New.
5584 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5586 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5588 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5590 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5592 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5593 (subdi3, subdi_carry): Delete.
5595 2007-05-04 Jan Hubicka <jh@suse.cz>
5596 Richard Guenther <rguenther@suse.de>
5598 * opts.c (decode_options): Do not fiddle with inlining
5599 parameters in case of optimizing for size.
5600 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5601 for size do nothing.
5602 (cgraph_decide_inlining_of_small_function): When optimizing for
5603 size never inline functions increasing caller size.
5604 (cgraph_early_inlining): Inline for size when optimizing for size.
5606 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5608 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5609 logical operations piecewise.
5610 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5611 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5612 subdi_sesidi_di): Delete.
5613 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5614 the generated sequence. Allow three-reg add in constraints. Rewrite
5615 the rtl expression for carry to avoid zero_extend of a constant.
5616 (sub_with_carry): New pattern.
5617 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5618 different sequence not involving jumps.
5619 (notbi): Now a named pattern.
5621 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5623 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5624 Add the note about a significant loss of accuracy of some
5625 mathematical routines when these options are used.
5627 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5629 * haifa-sched.c (rtx_vec_t): New typedef.
5630 (contributes_to_priority_p): Extract piece of priority () into new
5632 (priority): Use the function. Add assertion.
5633 (rank_for_schedule, set_priorities): Add assertion to check that
5634 insn's priority is initialized.
5635 (clear_priorities, calc_priorities): Change signature. Make it update
5636 all relevant insns. Update all callers ('add_to_speculative_block ()'
5637 and 'create_block_check_twin ()').
5638 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5639 Add new field 'priority_status'.
5640 (INSN_PRIORITY_STATUS): New macro.
5641 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5643 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5645 * sched-ebb.c (debug_ebb_dependencies): New static function.
5646 (init_ready_list): Use it.
5648 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5649 with changed signature and 'debug_rgn_dependencies ()'.
5650 (debug_rgn_dependencies): New static function.
5651 (init_ready_list): Use it.
5653 * sched-int.h (debug_dependencies): Declare.
5655 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5657 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5659 2007-05-04 Dirk Mueller <dmueller@suse.de>
5661 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5663 2007-05-03 Jan Hubicka <jh@suse.cz>
5665 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5666 for pointer type in more cases than before.
5668 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5670 * tree-object-size.c (plus_expr_object_size): When operand size is
5671 unknown, return unknown.
5673 2007-05-03 Dirk Mueller <dmueller@suse.de>
5675 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5677 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5680 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5682 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5684 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5686 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5688 * config/soft-fp/double.h, config/soft-fp/extended.h,
5689 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5690 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5691 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5692 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5695 2007-05-03 Ian Lance Taylor <iant@google.com>
5697 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5698 MASK_PPC_GFXOPT for 8540 or 8548.
5700 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5702 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5703 vect_print_dump_info() to output debug information.
5705 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5708 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5709 operands of size 2 when operand is not MEM_P.
5711 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5713 PR tree-optimization/30565
5714 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5716 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5718 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5719 (umulsi3_highpart): Use them.
5720 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5721 for final accumulator to D regisster tranfser.
5723 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5725 PR tree-optimization/31699
5726 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5728 (vect_enhance_data_refs_alignment): Compute peel amount using
5729 TYPE_VECTOR_SUBPARTS instead of vf.
5730 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5732 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5735 * system.h: Remove inclusion of double-int.h
5736 * tree.h: Include double-int.h
5737 * gengtype.c: Likewise
5738 * cfgloop.h: Likewise
5739 * Makefile.in: Adjust dependencies on double-int.h
5741 2007-05-02 Eric Christopher <echristo@apple.com>
5743 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5744 -shared to -Zdynamiclib.
5746 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5749 * c-common.c (strip_pointer_or_array_types): New function.
5750 * c-common.h (strip_pointer_or_array_types): New function declaration.
5752 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5754 PR tree-optimization/31771
5755 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5757 2007-05-02 Paul Brook <paul@codesourcery.com>
5759 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5761 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5764 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5767 2007-05-02 Nick Clifton <nickc@redhat.com>
5769 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5771 2007-05-02 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/31146
5774 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5775 argument, single_use_p. If we have a single use that is
5776 a conversion to the definition rhs type, propagate that rhs.
5777 (forward_propagate_addr_expr): Pass single_use_p argument
5778 to forward_propagate_addr_expr_1.
5780 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5782 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5785 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5787 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5788 'AMD Family 10 core'.
5790 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5792 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5793 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5794 with SSE3 instruction set support.
5795 * doc/invoke.texi: Likewise.
5797 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5799 * config/i386/i386.c (override_options): Tuning 32-byte loop
5800 alignment for amdfam10 architecture. Increasing the max loop
5801 alignment to 24 bytes.
5803 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5805 * config/m68k/constraints.md: New.
5806 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5807 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5808 EXTRA_CONSTRAINT): Remove.
5809 * config/m68k/m68k.md: Include constraints.md.
5810 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5812 2007-05-01 Ian Lance Taylor <iant@google.com>
5814 PR tree-optimization/31739
5815 * tree-vrp.c (vrp_val_is_max): New static function.
5816 (vrp_val_is_min): New static function.
5817 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5819 (set_value_range): Use vrp_val_is_{max,min}.
5820 (extract_range_from_assert): Likewise.
5821 (extract_range_from_binary_expr): Likewise.
5822 (extract_range_from_unary_expr): Likewise.
5823 (dump_value_range, vrp_meet): Likewise.
5824 (vrp_visit_phi_node): Likewise.
5825 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5827 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5829 * config/i386/gmon-sol2.c (size_t): New type.
5830 (intptr_t): Likewise.
5831 (s_textsize): Declare as size_t.
5833 (monstartup): Use size_t for sizes.
5834 (_mcount): Save and restore registers.
5835 (internal_mcount): Pass 0 as the first argument to monstartup
5837 (moncontrol): Convert pointer to appropriately sized integer
5838 before passing to profil.
5840 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5842 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5843 __NO_FPRS__, not just if _SOFT_DOUBLE.
5844 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5845 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5846 also for E500 double.
5847 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5848 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5851 2007-05-01 Richard Guenther <rguenther@suse.de>
5853 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5856 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5858 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5860 2007-05-01 Jan Hubicka <jh@suse.cz>
5862 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5865 2007-05-01 Jan Hubicka <jh@suse.cz>
5867 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5868 (maybe_fold_offset_to_reference): Declare.
5869 * fold-const.c (fold_unary): Do not fold
5870 (type *)&A into &A->field_of_type_and_offset_0
5871 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5872 size is unknown, give up.
5873 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5875 (maybe_fold_offset_to_reference): New.
5876 (maybe_fold_stmt_indirect): Use it.
5877 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5878 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5880 (gimplify_expr): Likewise for plus_expr.
5882 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5884 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5885 bsi_after_labels. Always insert statements before bsi.
5886 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5887 * predict.c (apply_return_prediction): Check for empty blocks.
5888 * cfgexpand.c (lab_rtx_for_bb): New variable.
5889 (label_rtx_for_bb): Do not create new tree labels.
5890 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5891 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5892 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5894 (label_for_bb): Add field used.
5895 (update_eh_label, main_block_label): Mark the label used.
5896 (cleanup_dead_labels): Remove unused labels.
5898 2007-05-01 Richard Guenther <rguenther@suse.de>
5900 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5901 if it is not about to be set.
5902 (get_value_range): Do not pre-allocate equiv bitmap.
5903 (update_value_range): No need to clear equiv field.
5904 (add_equivalence): Change prototype to get bitmap pointer.
5905 Allocate bitmap here if it is not already.
5906 (extract_range_from_assert): Do not allocate bitmap here.
5907 Update callers to add_equivalence.
5908 (extract_range_from_ssa_name): Likewise.
5909 (get_vr_for_comparison): New static helper.
5910 (compare_name_with_value): Handle NULL equiv bitmap by
5911 peeling the first iteration of the comparison loop.
5912 Use get_vr_for_comparison.
5913 (compare_names): Handle NULL equiv bitmaps by using fake
5914 ones. Use get_vr_for_comparison.
5916 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5918 * double-int.c (mpz_set_double_int): Moved from
5919 tree-ssa-loop-niter.c.
5920 (mpz_get_double_int): Likewise; also, add option to wrap
5921 out-of-range integers.
5922 * double-int.h: New prototypes for above.
5923 * tree.c (get_static_type_bounds): Moved from
5924 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5925 TYPE_MAX_VALUE if they exist..
5926 * tree.h: New prototype for above.
5927 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5928 get_type_bounds calls.
5929 (mpz_set_double_int): Move to double-int.c.
5930 (get_type_bounds): Move to tree.c, rename to
5931 get_static_type_bounds.
5932 (mpz_to_double_int): Move to double-int.c, rename to
5935 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5937 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5938 DIV0 exception can fall through to a normal return.
5940 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5944 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5945 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5946 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5947 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5948 initialize align to silence bogus warning.
5949 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5950 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5952 (struct sra_walk_fns): Remove use_all parameter from use.
5953 (sra_hash_tree): Handle BIT_FIELD_REFs.
5954 (sra_elt_hash): Don't hash bitfld blocks.
5955 (sra_elt_eq): Skip them in parent compares as well. Handle
5957 (sra_walk_expr): Don't maintain or pass down use_all_p.
5958 (scan_use): Remove use_all parameter.
5959 (scalarize_use): Likewise. Re-expand assignment to
5960 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5961 output, and re-scalarize after output. Don't mark anything
5963 (scalarize_ldst): Adjust.
5964 (scalarize_walk_gimple_modify_statement): Likewise.
5965 (build_element_name_1): Handle BIT_FIELD_REFs.
5966 (instantiate_element): Don't warn for any element whose parent
5968 (instantiate_missing_elements_1): Return the sra_elt.
5969 (canon_type_for_field): New.
5970 (try_instantiate_multiple_fields): New.
5971 (instantiate_missing_elemnts): Use them.
5972 (mark_no_warning): Removed.
5973 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5974 (REPLDUP, sra_build_elt_assignment): New.
5975 (generate_copy_inout): Use them.
5976 (generate_element_copy): Likewise. Handle bitfld differences.
5977 (generate_element_zero): Don't recurse for blocks. Use
5978 sra_build_elt_assignment.
5979 (generate_one_element_int): Take elt instead of var. Use
5980 sra_build_elt_assignment.
5981 (generate_element_init_1): Adjust.
5982 (scalarize_use, scalarize_copy): Use REPLDUP.
5983 (scalarize_ldst): Move assert before dereference.
5984 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5986 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5989 * tree.c (reconstruct_complex_type): Reconstruct a reference
5991 Also use the same mode for the pointer as the old pointer type.
5993 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5995 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5998 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6000 PR rtl-optimization/31676
6001 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6002 (df_refs_record): Call it.
6004 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6006 * rtl.def (SS_ABS): New code.
6007 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6008 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6009 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6010 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6011 (bfin_init_builtins): Define them.
6012 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6013 (bfin_expand_builtin): ... and handle the others here.
6014 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6015 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6016 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6017 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6018 operand is only HImode.
6020 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6022 * regclass.c (scan_one_insn): Remove splitting of
6025 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6026 Nigel Stephens <nigel@mips.com>
6028 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6030 2007-04-28 Jan Hubicka <jh@suse.cz>
6032 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6033 insn_locators_alloc instead of insn_locators_initialize;
6034 call reset_block_changes.
6035 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6036 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6037 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6038 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6039 * config/score/score.c (th_output_mi_thunk): Likewise.
6040 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6041 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6042 tolerate uninitialized locator info.
6045 * function.c (init_function_start): Don't init line number info.
6046 (expand_function_end): Update.
6047 (reset_block_changes, record_block_change, finalize_block_changes,
6048 check_block_change, free_block_changes): Kill.
6049 * function.h (reset_block_changes, record_block_change,
6050 finalize_block_changes, check_block_change, free_block_changes): Remove
6052 (struct function): Remove ib_boundaries_block.
6053 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6054 Use curr_insn_locator to initialize locator.
6055 (emit_line_note): Remove.
6056 * cfgexpand.c (expand_gimple_cond_expr): Update.
6057 (construct_exit_block): Likewise.
6058 (tree_expand_cfg): Initialize/finalize locators.
6059 * expr.c (expand_expr_real): Update.
6060 * cfglayout.c (line_locators_locs, line_locators_lines,
6061 file_locators_locs, file_locators_files): Remove.
6062 (set_block_levels): Move to cfgexpand.c.
6063 (insn_locators_initialize): Remove.
6064 (pass_insn_locators_initialize): Remove.
6065 (locations_locators_locs, locations_locators_vals): New static vars.
6066 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6068 (insn_locators_alloc, insn_locators_finalize,
6069 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6071 (locator_location): New.
6072 (locator_line, locator_file): Rewrite.
6073 * rtl.h (emit_line_note): Kill.
6074 (insn_locators_alloc, insn_locators_finalize,
6075 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6077 * tree-inline.c (initialize_cfun): Do not initialize
6078 ib_boundaries_block.
6079 * passes.c (pass_insn_locators_initialize): Remove.
6081 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6083 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6084 info. Update last_basic_block correctly.
6086 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6089 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6090 register itself to hold the offset constant. Tell flow the use
6091 of r4 and r5 when they are used.
6093 2007-04-27 Richard Guenther <rguenther@suse.de>
6095 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6096 if we simplified anything.
6097 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6098 warnings until we did a simplification and the stmt was not
6099 marked as TREE_NO_WARNING.
6101 2007-04-27 Mike Stump <mrs@apple.com>
6103 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6105 2007-04-27 Ian Lance Taylor <iant@google.com>
6108 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6109 TYPE_MAX_VALUE exist, convert them to the new type.
6111 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6113 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6114 if it claims to be available.
6115 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6117 (perform_tree_ssa_dce): Always free postdominators.
6119 2007-04-27 Richard Henderson <rth@redhat.com>
6121 * config/alpha/predicates.md (aligned_memory_operand): Mark
6122 as define_special_predicate.
6123 (unaligned_memory_operand, normal_memory_operand): Likewise.
6124 (reg_or_unaligned_mem_operand): Remove.
6125 (any_memory_operand): Match the documentation and check for
6126 non-renumbered pseudos during reload.
6127 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6128 alpha_secondary_reload_class, update to new interface, make static.
6129 Handle CQImode like HImode. Remove FP subreg check.
6130 (alpha_expand_mov): Use replace_equiv_address.
6131 (alpha_expand_mov_nobwx): Use any_memory_operand.
6132 (TARGET_SECONDARY_RELOAD): New.
6133 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6134 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6135 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6136 * config/alpha/alpha.md: ... here.
6137 (RELOAD12, reloadmode): New.
6139 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6140 Don't handle the aligned case here.
6141 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6142 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6143 reload_inhi_help. Don't expect a scratch register.
6144 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6146 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6148 2007-04-27 Richard Guenther <rguenther@suse.de>
6150 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6152 2007-04-27 Richard Guenther <rguenther@suse.de>
6154 PR tree-optimization/30965
6155 PR tree-optimization/30978
6156 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6157 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6158 (find_equivalent_equality_comparison): Likewise.
6159 (simplify_cond): Likewise.
6160 (get_prop_source_stmt): New helper.
6161 (get_prop_dest_stmt): Likewise.
6162 (can_propagate_from): Likewise.
6163 (remove_prop_source_from_use): Likewise.
6164 (combine_cond_expr_cond): Likewise.
6165 (forward_propagate_comparison): New function.
6166 (forward_propagate_into_cond): Rewrite to use fold for
6168 (tree_ssa_forward_propagate_single_use_vars): Call
6169 forward_propagate_comparison to propagate comparisons.
6171 2007-04-27 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/31715
6174 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6175 sure to do computation on the offset in an appropriate
6178 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6180 * reload.h (elimination_target_reg_p): Declare.
6181 * reload.c (find_reloads): Don't apply the reg_rtx move
6182 optimization if the SET_DEST satisfies elimination_target_reg_p.
6183 * reload1.c (elimination_target_reg_p): New function.
6184 (gen_reload): In the move/add2 fallback, make sure that op0
6185 does not overlap the destination register.
6187 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6189 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6190 transform only GIMPLE_MODIFY_STMTs.
6191 * tree-complex.c (expand_complex_operations_1): Ditto.
6192 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6193 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6194 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6196 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6197 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6198 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6199 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6200 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6201 slpeel_add_loop_guard): Ditto.
6202 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6203 * lambda-code.c (perfect_nestify): Ditto.
6204 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6205 before the first statement.
6206 * tree-optimize.c (execute_free_datastructures): Fix comments.
6207 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6208 * tree-flow.h (disband_implicit_edges): Declaration removed.
6209 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6211 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
6213 (disband_implicit_edges, has_label_p): Removed.
6214 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6215 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6217 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6219 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6220 also for COND_EXPRs.
6221 * cfgexpand.c (label_rtx_for_bb): New function.
6222 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6223 Use label_rtx_for_bb to find the labels.
6224 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6225 last block. Detect fallthru edges.
6227 2007-04-26 Ian Lance Taylor <iant@google.com>
6230 * reload.c (find_reloads_subreg_address): If the address was valid
6231 in the original mode but not in the new mode, reload the whole
6234 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6236 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6237 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6238 (cleanup_control_expr_graph): Do not invalidate dominance info.
6239 Record altered blocks.
6240 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6241 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6242 cleanup_tree_cfg_bb): New functions.
6243 (remove_forwarder_block): Do not maintain the worklist of blocks.
6244 Record altered blocks.
6245 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6247 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6248 delete_unreachable_blocks if dominators are not available.
6249 * tree-inline.c (optimize_inline_calls): Free dominance information
6251 * tree-flow.h (remove_edge_and_dominated_blocks,
6252 cfgcleanup_altered_bbs): Altered.
6253 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6255 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6257 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6258 do not invalidate dominators.
6260 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6262 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6263 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6267 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6269 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6271 2007-04-26 Richard Guenther <rguenther@suse.de>
6273 PR tree-optimization/31703
6274 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6275 the right type for the target of the bittest.
6277 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6279 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6280 ix86_sol10_return_in_memory.
6282 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6284 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6287 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6290 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6292 PR tree-optimization/30558
6293 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6294 clear this_state.prev_try.
6296 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6297 Mark Mitchell <mark@codesourcery.com>
6299 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6300 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6301 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6303 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6306 * doc/invoke.texi (%:print-asm-header): Document.
6307 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6309 (static_spec_functions): Add print-asm-header.
6310 (main): Print a banner before the --target-help linker options.
6311 (print_asm_header_spec_function): New function.
6313 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6316 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6317 (movsf_ie): Likewise.
6319 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6321 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6323 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6325 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
6327 (__umodsi3, __modsi3): Likewise.
6329 2007-04-25 Dirk Mueller <dmueller@suse.de>
6331 * c-typeck.c (build_compound_expr): Annotate warning()
6332 call with OPT_Wunused_value.
6333 * tree-ssa.c (warn_uninit): Annotate warning with
6335 * c-common.c (handle_sentinel_attribute): Annotate warning
6336 call with OPT_Wattributes.
6338 2007-04-25 Thiemo Seufer <ths@mips.com>
6340 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6342 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6343 on to the assembler. Improve handling of -mno-mips16. Add handling
6344 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6345 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6346 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6347 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6349 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6352 * config/i386/winnt.c (i386_pe_file_end): Strip only
6353 USER_LABEL_PREFIX when writing export name.
6355 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6357 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6358 sh/elf.h, vx-common.h and vxworks.h.
6359 * config/sh/sh.h: Include config/vxworks-dummy.h.
6360 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6361 (OVERRIDE_OPTIONS): Use it.
6362 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6363 (vxworks_picreg): New pattern.
6364 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6365 VXWORKS_OS_CPP_BUILTINS.
6366 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6367 to their VXWORKS_* equivalents.
6368 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6369 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6370 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6371 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6372 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6373 -mrtp/-fPIC multilibs.
6374 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6375 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6376 (MULTILIB_OSDIRNAMES): Delete.
6378 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6381 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6383 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6385 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6386 rounding mode to be specified by the caller.
6387 (real_to_mpfr) Likewise.
6388 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6389 include new arguments.
6390 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6392 2007-04-24 Ian Lance Taylor <iant@google.com>
6394 PR tree-optimization/31605
6395 * tree-vrp.c (set_value_range): Check that min and max are not
6396 both overflow infinities.
6397 (set_value_range_to_value): New static function.
6398 (extract_range_from_binary_expr): Call set_value_range_to_value.
6399 (extract_range_from_cond_expr): Likewise.
6400 (extract_range_from_expr): Likewise.
6401 (extract_range_from_unary_expr): Likewise. Don't create a range
6402 which overflows on both sides.
6403 (vrp_meet): Check for a useless range.
6404 (vrp_visit_phi_node): If we see a constant which looks like an
6405 overflow infinity, turn off the TREE_OVERFLOW flag.
6407 2007-04-24 Ian Lance Taylor <iant@google.com>
6409 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6411 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6414 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6415 diagnostic message is being built.
6416 * tree-pretty-print.c (dump_generic_node): Only write the
6417 formatted text into BUFFER's stream if we are not building a
6419 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6421 * Makefile.in (toplev.o): Depend on tree-pass.h.
6423 2007-04-24 Ian Lance Taylor <iant@google.com>
6425 PR tree-optimization/31602
6426 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6427 conditionals in the copied loop header.
6428 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6429 warnings if TREE_NO_WARNING is set.
6430 * doc/invoke.texi (Warning Options): Clarify that
6431 -Wstrict-overflow does not warn about loops.
6433 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6435 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6436 expand on the comment about _Decimal128 arguments and check the
6437 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6438 that _Decimal128 argument uses even/odd register pair.
6439 (function_arg): Ditto.
6441 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6443 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6444 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6446 2007-04-24 Richard Guenther <rguenther@suse.de>
6447 Olga Golovanevsky <olga@il.ibm.com>
6449 * fold-const.c (multiple_of_p): Check for bottom
6452 2007-04-24 Richard Henderson <rth@redhat.com>
6454 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6455 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6456 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6457 looking for non-zero bits shifted out. Avoid a recursive call
6458 when constructing the scalar.
6459 (__floatundisf): Likewise.
6461 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6463 * dwarf2out.c (field_byte_offset): Move the existing logic
6464 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6465 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6467 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6470 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
6471 argument of 0 for memset.
6472 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6473 unsigned shift instead of the signed variant.
6475 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6477 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6478 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6479 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6480 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6481 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6482 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6483 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6484 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6485 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6486 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6487 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6488 "mul<mode>3", "div<mode>3"): Insn definitions added.
6489 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6490 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6491 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6492 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6493 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6494 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6495 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6496 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6497 TARGET_FLOAT_FORMAT): Macro definitions removed.
6498 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6499 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6500 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6501 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6502 (s390_gen_rtx_const_DI): Function removed.
6503 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6505 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6507 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6508 over an external ffs function.
6510 2007-04-24 Chao-ying Fu <fu@mips.com>
6511 Richard Sandiford <richard@nildram.co.uk>
6513 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6514 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6515 (smadd_widen_optab, umadd_widen_optab): Define.
6516 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6518 * genopinit.c (optabs): Fill in smadd_widen_optab and
6520 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6521 and umadd_widen_optab to implement multiply-add sequences.
6522 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6523 (<u>maddsidi4): ...this. Extend condition to include
6524 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6525 of operand 0 to "ka" and use the three-operand form of madd<u>
6527 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6529 * config/mips/constraints.md (ka): New register constraint.
6531 2007-04-24 Jan Hubicka <j@suse.cz>
6535 2007-04-23 Jan Hubicka <jh@suse.cz>
6536 * function.c (init_function_start): Don't init line number info.
6537 (expand_function_end): Update.
6538 (reset_block_changes, record_block_change, finalize_block_changes,
6539 check_block_change, free_block_changes): Kill.
6540 * function.h (reset_block_changes, record_block_change,
6541 finalize_block_changes, check_block_change, free_block_changes): Remove
6543 (struct function): Remove ib_boundaries_block.
6544 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6545 Use curr_insn_locator to initialize locator.
6546 (emit_line_note): Remove.
6547 * cfgexpand.c (expand_gimple_cond_expr): Update.
6548 (construct_exit_block): Likewise.
6549 (tree_expand_cfg): Initialize/finalize locators.
6550 * expr.c (expand_expr_real): Update.
6551 * cfglayout.c (line_locators_locs, line_locators_lines,
6552 file_locators_locs, file_locators_files): Remove.
6553 (set_block_levels): Move to cfgexpand.c.
6554 (insn_locators_initialize): Remove.
6555 (pass_insn_locators_initialize): Remove.
6556 (locations_locators_locs, locations_locators_vals): New static vars.
6557 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6559 (insn_locators_alloc, insn_locators_finalize,
6560 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6562 (locator_location): New.
6563 (locator_line, locator_file): Rewrite.
6564 * rtl.h (emit_line_note): Kill.
6565 (insn_locators_alloc, insn_locators_finalize,
6566 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6568 * tree-inline.c (initialize_cfun): Do not initialize
6569 ib_boundaries_block.
6570 * passes.c (pass_insn_locators_initialize): Remove.
6572 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6574 * doc/invoke.texi: Removed leading '-' from option index entries.
6576 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6578 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6580 (create_phi_node): Use set_phi_nodes.
6581 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6582 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6583 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6584 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6585 (bsi_start, bsi_last): Use bb_stmt_list.
6586 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6587 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6588 Traverse the statements using tsi iterator.
6589 * basic-block.h (struct basic_block_def): Fields stmt_list
6590 and phi_nodes moved to ...
6591 (struct tree_bb_info): ... new structure.
6592 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6593 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6594 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6595 (tree_verify_flow_info): Verify that il.tree is not set for
6596 entry and exit block.
6597 (tree_split_block): Use set_bb_stmt_list.
6599 2007-04-23 Mike Stump <mrs@apple.com>
6601 * config/i386/i386.c (ix86_tune_features
6602 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6605 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6607 * config/i386/i386.md (prefix_extra): New attribute.
6608 (length): Add prefix_extra.
6610 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6611 (sse2_movntv2di): Likewise.
6612 (sse2_cvtps2dq): Likewise.
6613 (sse2_cvtpd2pi): Likewise.
6614 (sse2_cvttpd2pi): Likewise.
6615 (*sse2_cvtpd2ps): Likewise.
6616 (*add<mode>3): Likewise.
6617 (sse2_ssadd<mode>3): Likewise.
6618 (sse2_usadd<mode>3): Likewise.
6619 (*sub<mode>3): Likewise.
6620 (sse2_sssub<mode>3): Likewise.
6621 (sse2_ussub<mode>3): Likewise.
6622 (*mulv8hi3): Likewise.
6623 (*smulv8hi3_highpart): Likewise.
6624 (*umulv8hi3_highpart): Likewise.
6625 (sse2_umulv2siv2di3): Likewise.
6626 (sse2_pmaddwd): Likewise.
6627 (ashr<mode>3): Likewise.
6628 (lshr<mode>3): Likewise.
6629 (ashl<mode>3): Likewise.
6630 (sse2_ashlti3): Likewise.
6631 (sse2_lshrti3): Likewise.
6632 (*umaxv16qi3): Likewise.
6633 (*smaxv8hi3): Likewise.
6634 (*uminv16qi3): Likewise.
6635 (*sminv8hi3): Likewise.
6636 (sse2_eq<mode>3): Likewise.
6637 (sse2_gt<mode>3): Likewise.
6638 (*and<mode>3): Likewise.
6639 (sse2_nand<mode>3): Likewise.
6640 (*ior<mode>3): Likewise.
6641 (*xor<mode>3): Likewise.
6642 (sse2_packsswb): Likewise.
6643 (sse2_packssdw): Likewise.
6644 (sse2_packuswb): Likewise.
6645 (sse2_punpckhbw): Likewise.
6646 (sse2_punpcklbw): Likewise.
6647 (sse2_punpckhwd): Likewise.
6648 (sse2_punpcklwd): Likewise.
6649 (sse2_punpckhdq): Likewise.
6650 (sse2_punpckldq): Likewise.
6651 (sse2_punpckhqdq): Likewise.
6652 (sse2_punpcklqdq): Likewise.
6653 (*sse2_pinsrw): Likewise.
6654 (*sse2_pextrw): Likewise.
6655 (sse2_pshufd_1): Likewise.
6656 (sse2_uavgv16qi3): Likewise.
6657 (sse2_uavgv8hi3): Likewise.
6658 (sse2_psadbw): Likewise.
6659 (sse2_pmovmskb): Likewise.
6660 (*sse2_maskmovdqu): Likewise.
6661 (*sse2_maskmovdqu_rex64): Likewise.
6662 (sse4a_extrqi): Likewise.
6663 (sse4a_extrq): Likewise.
6664 (sse3_lddqu): Set prefix_rep.
6665 (sse3_addsubv4sf3): Likewise.
6666 (sse3_haddv4sf3): Likewise.
6667 (sse3_hsubv4sf3): Likewise.
6668 (sse_cvtss2si): Likewise.
6669 (sse_cvtss2si_2): Likewise.
6670 (sse_cvtss2siq): Likewise.
6671 (sse_cvtss2siq_2): Likewise.
6672 (sse_cvttss2si): Likewise.
6673 (sse_cvttss2siq): Likewise.
6674 (sse2_cvttps2dq): Likewise.
6675 (sse3_movshdup): Likewise.
6676 (sse3_movsldup): Likewise.
6677 (sse2_cvtsd2si): Likewise.
6678 (sse2_cvtsd2si_2): Likewise.
6679 (sse2_cvtsd2siq): Likewise.
6680 (sse2_cvtsd2siq_2): Likewise.
6681 (sse2_cvttsd2si): Likewise.
6682 (sse2_cvttsd2siq): Likewise.
6683 (*sse2_cvtpd2dq): Likewise.
6684 (*sse2_cvttpd2dq): Likewise.
6685 (sse2_pshuflw_1): Likewise.
6686 (sse2_pshufhw_1): Likewise.
6687 (sse4a_insertqi): Likewise.
6688 (sse4a_insertq): Likewise.
6689 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6690 (ssse3_phadddv4si3): Likewise.
6691 (ssse3_phaddswv8hi3): Likewise.
6692 (ssse3_phsubwv8hi3): Likewise.
6693 (ssse3_phsubdv4si3): Likewise.
6694 (ssse3_phsubswv8hi3): Likewise.
6695 (ssse3_pmaddubswv8hi3): Likewise.
6696 (ssse3_pmulhrswv8hi3): Likewise.
6697 (ssse3_pshufbv16qi3): Likewise.
6698 (ssse3_psign<mode>3): Likewise.
6699 (ssse3_palignrti): Likewise.
6700 (abs<mode>2): Likewise.
6701 (ssse3_phaddwv4hi3): Set prefix_extra.
6702 (ssse3_phadddv2si3): Likewise.
6703 (ssse3_phaddswv4hi3): Likewise.
6704 (ssse3_phsubwv4hi3): Likewise.
6705 (ssse3_phsubdv2si3): Likewise.
6706 (ssse3_phsubswv4hi3): Likewise.
6707 (ssse3_pmaddubswv4hi3): Likewise.
6708 (ssse3_pmulhrswv4hi3): Likewise.
6709 (ssse3_pshufbv8qi3): Likewise.
6710 (ssse3_psign<mode>3): Likewise.
6711 (ssse3_palignrdi): Likewise.
6712 (abs<mode>2): Likewise.
6713 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6714 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6715 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6717 2007-04-23 Nick Clifton <nickc@redhat.com>
6719 * params.def: Fix formatting of emacs local variables.
6721 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6723 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6724 move if inter-unit move isn't allowed.
6725 Don't split moving the first element of V2DI to DI to inter-unit
6726 move if inter-unit move isn't allowed.
6728 2007-04-23 Richard Guenther <rguenther@suse.de>
6730 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6731 and CDI_POST_DOMINATORS separately.
6733 2007-04-23 Nick Clifton <nickc@redhat.com>
6735 * c.opt (Wformat-contains-nul): Add warning attribute.
6737 2007-04-23 Jan Hubicka <jh@suse.cz>
6739 * function.c (init_function_start): Don't init line number info.
6740 (expand_function_end): Update.
6741 (reset_block_changes, record_block_change, finalize_block_changes,
6742 check_block_change, free_block_changes): Kill.
6743 * function.h (reset_block_changes, record_block_change,
6744 finalize_block_changes, check_block_change, free_block_changes): Remove
6746 (struct function): Remove ib_boundaries_block.
6747 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6748 Use curr_insn_locator to initialize locator.
6749 (emit_line_note): Remove.
6750 * cfgexpand.c (expand_gimple_cond_expr): Update.
6751 (construct_exit_block): Likewise.
6752 (tree_expand_cfg): Initialize/finalize locators.
6753 * expr.c (expand_expr_real): Update.
6754 * cfglayout.c (line_locators_locs, line_locators_lines,
6755 file_locators_locs, file_locators_files): Remove.
6756 (set_block_levels): Move to cfgexpand.c.
6757 (insn_locators_initialize): Remove.
6758 (pass_insn_locators_initialize): Remove.
6759 (locations_locators_locs, locations_locators_vals): New static vars.
6760 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6762 (insn_locators_alloc, insn_locators_finalize,
6763 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6765 (locator_location): New.
6766 (locator_line, locator_file): Rewrite.
6767 * rtl.h (emit_line_note): Kill.
6768 (insn_locators_alloc, insn_locators_finalize,
6769 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6771 * tree-inline.c (initialize_cfun): Do not initialize
6772 ib_boundaries_block.
6773 * passes.c (pass_insn_locators_initialize): Remove.
6775 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6778 * expr.c (reduce_to_bit_field_precision): Handle
6781 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6783 PR tree-optimization/24659
6784 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6785 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6786 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6787 * genopinit.c (optabs): Rename vec_pack_mod_optab
6788 to vec_pack_trunc_optab.
6789 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6790 early for scalar floating point operands for NOP_EXPR.
6791 (vectorizable_type_promotion): Ditto.
6792 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6793 vec_pack_trunc_optab.
6794 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6796 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6797 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6798 Rename from VEC_PACK_MOD_EXPR.
6799 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6800 * expr.c (expand_expr_real_1): Ditto.
6801 * tree-inline.c (estimate_num_insns_1): Ditto.
6802 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6804 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6805 (vec_unpacks_lo_v4sf): Ditto.
6806 (vec_pack_trunc_v2df): Ditto.
6807 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6808 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6809 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6811 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6813 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6815 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6816 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6817 packing of floating point operands.
6818 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6819 represent unpacking of floating point operands.
6820 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6821 [vec_unpacks_hi]: Ditto.
6822 [vec_unpacks_lo]: Ditto.
6824 2007-04-22 Jan Hubicka <jh@suse.cz>
6826 * final.c (rest_of_handle_final): Call
6827 targetm.asm_out.constructor/targetm.asm_out.destructor
6828 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6829 proper priority via decl_*_priority_insert.
6830 * c-common.c (c_expand_body): Likewise.
6832 2007-04-22 Richard Guenther <rguenther@suse.de>
6834 PR tree-optimization/29789
6835 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6836 (rewrite_reciprocal): New helper split out from
6837 determine_invariantness_stmt.
6838 (rewrite_bittest): Likewise.
6839 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6840 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6843 2007-04-22 Revital Eres <eres@il.ibm.com>
6845 * loop-unroll.c (var_to_expand): New field to support also
6846 insns of the form x = something + x.
6847 (analyze_insn_to_expand_var): Use it.
6848 (expand_var_during_unrolling): Likewise.
6850 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6852 * predict.c: Include pointer-set.h.
6853 (bb_predictions): New variable.
6854 (tree_predicted_by_p, tree_predict_edge,
6855 remove_predictions_associated_with_edge): Use bb_predictions map
6856 instead of bb->predictions.
6857 (clear_bb_predictions, assert_is_empty): New functions.
6858 (combine_predictions_for_bb): Use bb_predictions map. Call
6859 clear_bb_predictions.
6860 (tree_estimate_probability): Create and free bb_predictions map.
6861 * Makefile.in (predict.o): Add pointer-set.h dependency.
6862 * basic-block.h (struct basic_block_def): Remove predictions
6864 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6866 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6869 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6872 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6874 * timevar.c (timevar_print): Change reference of --disable-checking to
6875 --enable-checking=release. Also warn if assert checking is disabled.
6877 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6880 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6881 decl as addressable if the compound literal was marked as
6883 Mark the decl as a gimple register if it is a complex or
6884 vector decl and does not live in memory.
6886 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6888 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6889 (GENERIC_NEXT): New function macro.
6890 (PHI_CHAIN): Use phi_node's new chain variable.
6891 (tree_phi_node): Change tree_common to tree_base
6892 and add the chain field.
6893 * tree-phinodes.c (make_phi_node): Don't set
6894 TREE_TYPE on the new node.
6895 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6896 instead of checking GIMPLE_TUPLE_P in chain_next.
6897 * tree-vect-transform.c
6898 (get_initial_def_for_induction): Look at
6899 PHI_RESULT_TREE for the type of the phi node.
6900 (update_vuses_to_preheader): Use PHI_CHAIN
6901 instead of TREE_CHAIN on the phi node.
6902 * tree-ssa-structalias.c (compute_points_to_sets):
6904 (ipa_pta_execute): Likewise.
6906 2007-04-21 Richard Guenther <rguenther@suse.de>
6909 * fold-const.c (fold_unary): Call fold_convert_const on the
6912 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6914 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6915 (store_killed_in_pat): New.
6917 2007-04-20 Richard Henderson <rth@redhat.com>
6920 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6921 TREE_LIST with a void_type_node value, not void_list_node exactly.
6923 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6925 * doc/standards.texi: Re-arrange into language-specific
6926 subsections. Add a C++ section, documenting which standards we
6929 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6931 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6932 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6934 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6936 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6937 ecrti.o and crtbegin.o.
6938 (LIB_DEFAULT_SPEC): Include -lc.
6939 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6941 2007-04-20 Richard Henderson <rth@redhat.com>
6944 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6945 argument; update all callers.
6946 (get_unaligned_offset): New.
6947 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6948 get_unaligned_address, just pass on the address directly.
6949 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6950 the subreg in the helper patterns.
6951 (unaligned_extendqidi_le): Use get_unaligned_offset.
6952 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6953 (unaligned_extendhidi_be): Likewise.
6954 (unaligned_extendhidi): Tidy.
6955 * config/alpha/alpha-protos.h: Update.
6957 2007-04-20 Richard Henderson <rth@redhat.com>
6959 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6960 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6961 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6962 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6963 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6964 (CPP_SPEC): Don't include %(cpp_subtarget).
6965 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6966 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6967 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6969 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6971 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6972 for __builtin_ia32_cmpordss.
6974 PR tree-optimization/31632
6975 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6976 and arg1 for optimizations of comparison against min/max values.
6977 Fold arg0 to arg1's type for optimizations of comparison against
6978 min+1 and max-1 values.
6980 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6982 * reload.c (combine_reloads): When trying to use a dying register,
6983 check whether it's uninitialized and don't use if so.
6985 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6987 * fold-const.c: Remove prototypes for native_encode_expr and
6988 native_interpret_expr.
6989 (native_encode_expr): Make non-static.
6990 (native_interpret_expr): Likewise.
6991 * tree.h: Add prototypes for the above.
6993 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6995 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6996 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6997 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6998 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6999 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7000 Add length attributes.
7002 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7004 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7007 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7008 __STDC_WANT_DEC_FP__.
7010 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7012 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7013 for long double compatibility.
7014 * configure: Regenerate.
7016 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7018 PR rtl-optimization/29841
7019 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7021 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7022 that may cause control flow transfer from being moved.
7024 2007-04-18 Jan Hubicka <jh@suse.cz>
7026 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7029 2007-04-18 Eric Christopher <echristo@apple.com>
7031 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7032 only. Update operands.
7033 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7034 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7035 link register to pic register.
7037 2007-04-18 Dirk Mueller <dmueller@suse.de>
7040 * tree-vrp.c (search_for_addr_array): New.
7041 (check_array_bounds): Suppress warning about
7042 address taken of array refs if its not de-referenced.
7044 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7046 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7047 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7049 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7050 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7051 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7053 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7055 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7057 (vect_analyze_scalar_cycles): Fix indentation.
7058 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7059 (vect_mark_relevant): Include phis in relevance analysis.
7061 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7063 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7065 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7066 output_operand_lossage().
7068 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7070 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7071 the unused code for reduction without adjust-in-epilog to simplify the
7074 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7076 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7077 (S390_TDC_NEGATIVE_ZERO): New constant.
7078 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7079 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7080 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7081 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7082 (S390_TDC_POSITIVE_INFINITY): New constant.
7083 (S390_TDC_NEGATIVE_INFINITY): New constant.
7084 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7085 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7086 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7087 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7088 (S390_TDC_INFINITY): New constant.
7089 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7090 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7091 optimization for UNSPEC_CCZ_TO_INT.
7092 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7093 ("*ccz_to_int"): New insn.
7094 ("isinf<mode>2"): New insn.
7095 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7096 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7097 (UNSPEC_CCZ_TO_INT): New constant.
7099 2007-04-18 Richard Guenther <rguenther@suse.de>
7101 PR tree-optimization/19431
7102 PR tree-optimization/21463
7103 * tree-pass.h (pass_phiprop): Declare.
7104 * passes.c (init_optimization_passes): New phiprop pass.
7105 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7106 (phivn_valid_p): New helper function.
7107 (phiprop_insert_phi): Likewise.
7108 (propagate_with_phi): Likewise.
7109 (tree_ssa_phiprop): New propagator propagating loads
7110 through phi nodes if profitable.
7112 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7114 * tree-vect-analyze.c (process_use): New function.
7115 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7116 Check phis in all bbs.
7117 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7120 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7122 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7125 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7128 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7131 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7133 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7135 (sse_vmmulv4sf3): Likewise.
7136 (sse2_vmaddv2df3): Likewise.
7137 (sse2_vmmulv2df3): Likewise.
7139 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7141 PR rtl-optimization/31360
7142 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7143 (target_reg_cost): New.
7144 (init_set_costs): Initialize target_reg_cost. Add comments
7145 regarding the rationale of the costs.
7146 (global_cost_for_size): Renamed to...
7147 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7148 of register pressure.
7149 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7150 estimate_reg_pressure_cost. Add number of ivs.
7151 (determine_set_costs): Dump target_reg_cost.
7152 * loop-invariant.c (gain_for_invariant): Use
7153 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7154 (best_gain_for_invariant, find_invariants_to_move): Remove
7156 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7157 (target_reg_cost): Declare.
7158 (global_cost_for_size): Declaration removed.
7159 (estimate_reg_pressure_cost): Declare.
7161 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7163 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7164 regnos into even/odd register pairs.
7165 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7166 TDmode similar to the other floating point modes.
7167 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7168 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7170 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7171 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7172 (movdd_hardfloat64): Use TARGET_MFPGPR.
7174 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7176 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7179 2005-01-05 Richard Henderson <rth@redhat.com>
7181 * reload1.c (do_input_reload): Restrict the optimization deleteing
7182 a previous output reload to RELOAD_FOR_INPUT.
7184 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7186 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7187 induc_vec_info_type.
7188 (vectorizable_induction): New function declaration.
7189 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7190 check if already vectorized. Find first place in BB where new stmts
7191 can be inserted. Takes only one argument.
7192 (vectorizable_induction): New function.
7193 (vect_transform_stmt): Add case for induc_vec_info_type to call
7194 vectorizable_induction.
7195 (vect_transform_loop): Consider phis for vectorization.
7196 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7198 (analyze_operations): Call vectorizable_induction when analyzing phis.
7200 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7201 (vect_mark_relevant): Include phis in relevance analysis.
7202 (vect_mark_stmts_to_be_vectorize): Likewise.
7203 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7205 2007-04-16 Lawrence Crowl <crowl@google.com>
7207 * doc/invoke.texi (Debugging Options): Add documentation for the
7208 -femit-struct-debug options -femit-struct-debug-baseonly,
7209 -femit-struct-debug-reduced, and
7210 -femit-struct-debug-detailed[=...].
7212 * c-opts.c (c_common_handle_option): Add
7213 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7214 and OPT_femit_struct_debug_detailed_.
7215 * c.opt: Add specifications for
7216 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7217 and -femit-struct-debug-detailed[=...].
7218 * opts.c (set_struct_debug_option): Parse the
7219 -femit-struct-debug-... options.
7220 * opts.c (matches_main_base, main_input_basename,
7221 main_input_baselength, base_of_path, matches_main_base): Add
7222 variables and functions to compare header base name to compilation
7224 * opts.c (should_emit_struct_debug): Add to determine to emit a
7225 structure based on the option.
7226 (dump_struct_debug) Also disabled function to debug this
7228 * opts.c (handle_options): Save the base name of the
7231 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7232 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7233 This hook indicates if a type is generic. Set it by default
7235 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7236 to determine if a struct type is generic or not.
7237 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7238 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7239 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7242 * flags.h (enum debug_info_usage): Add an enumeration to describe
7243 a program's use of a structure type.
7244 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7245 to indicate the program's usage of the type. Filter structs based
7246 on the -femit-struct-debug-... specification.
7247 (gen_type_die): Split into two routines, gen_type_die and
7248 gen_type_die_with_usage. gen_type_die is now a wrapper
7249 that assumes direct usage.
7250 (gen_type_die_with_usage): Replace calls to gen_type_die
7251 with gen_type_die_with_usage adding the program usage of
7252 the referenced type.
7253 (dwarf2out_imported_module_or_decl): Suppress struct debug
7254 information using should_emit_struct_debug when appropriate.
7256 2007-04-16 Ian Lance Taylor <iant@google.com>
7258 PR tree-optimization/31522
7259 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7260 (vrp_initialize): Allocate vr_phi_edge_counts.
7261 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7262 executable edge. Drop test for all constants.
7263 (vrp_finalize): Free vrp_phi_edge_counts.
7265 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7266 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7268 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7269 predecessors at head rather than tail.
7271 2007-04-16 Matthias Klose <doko@debian.org>
7273 * config/alpha/linux.h (CPP_SPEC): Define.
7274 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7276 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7278 * function.h: Remove sequence_stack extern declaration.
7280 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7282 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7284 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7287 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7289 * config/avr/avr.c (avr_arch_types): Rearranging array.
7290 (enum avr_arch): Add.
7291 (avr_mcu_types): Use avr_arch enumeration constants instead of
7293 * config/avr/avr.h (LINK_SPEC): Simplify.
7295 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7297 * config/m68k/m68k.c (m68k_libcall_value,
7298 m68k_function_value): Use macros for register names more.
7300 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7302 (M68K_REGNAME): Use A6_REG.
7303 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7305 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7308 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7309 'pending_read_list_length' and 'pending_write_list_length'. Update
7311 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7312 to handle two length counters instead of one. Update all uses.
7313 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7314 two length counters instead of one.
7315 * sched-rgn.c (propagate_deps): Update to handle two length counters
7318 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7321 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7322 copy of source, pass it to ix86_expand_vector_set and return
7325 2007-04-16 David Ung <davidu@mips.com>
7326 Joseph Myers <joseph@codesourcery.com>
7328 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7329 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7330 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7331 Add 74K processor information.
7332 * config/mips/mips.md: Include 74k.md.
7333 (cpu): Add 74kc,74kf,74kx.
7334 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7335 * config/mips/74k.md: New.
7336 * doc/invoke.texi (MIPS Options): Document 74K support.
7338 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7340 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7341 vectorizable_* functions.
7342 * tree-vect-transform.c (vectorizable_call): Add check for
7343 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7344 (vectorizable_store): likewise.
7345 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7347 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7348 (vectorizable_type_promotion, vectorizable_load): Likewise.
7349 (vectorizable_live_operation, vectorizable_condition): Likewise.
7350 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7352 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7354 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7356 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7357 register numbers more.
7358 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7359 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7360 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7361 FUNCTION_VALUE_REGNO_P): Likewise.
7362 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7363 STATIC_CHAIN_REGNUM): Likewise.
7364 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7365 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7366 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7367 * config/m68k/m68k.md (FP_REG): New.
7369 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7371 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7374 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7376 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7377 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7380 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7382 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7385 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7388 * c-decl.c (finish_decl): Grab the type of the decl after the call
7389 to store_init_value.
7391 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7393 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7395 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7398 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
7399 post dominators and cleanup cfg before returning.
7401 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7403 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7404 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7406 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7408 * config.gcc: Recognize fido.
7409 * config/m68k/m68k-devices.def (fidoa): New.
7410 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7412 (FL_FIDOA, TARGET_FIDOA): New.
7413 * config/m68k/m68k.opt (mfidoa): New.
7415 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7418 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7419 when a personality function is used.
7421 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7423 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7425 2007-04-13 Mike Stump <mrs@apple.com>
7427 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7429 * config/darwin.opt (fapple-kext): Make C++ only.
7430 * config/darwin.c (darwin_override_options): Remove code to ensure
7431 -fapple-kext is given for C++ only.
7433 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7435 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7436 * config/mips/mips.c (override_options): Call
7437 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7439 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7441 * config/i386/i386.opt (msvr3-shlib): Removed.
7443 * doc/invoke.texi: Remove -msvr3-shlib.
7445 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7447 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7448 with "popcnt" instruction.
7450 2007-04-13 Richard Guenther <rguenther@suse.de>
7452 PR tree-optimization/21258
7453 * tree-vrp.c (compare_case_labels): New helper.
7454 (find_switch_asserts): New function.
7455 (find_assert_locations): Call it for SWITCH_EXPRs.
7457 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7459 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7460 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7461 check is now implied in X87_FLOAT_MODE_P.
7462 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7463 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7464 (fix_trunc<mode>_i386_fisttp): Ditto.
7465 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7466 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7467 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7468 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7469 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7470 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7471 (unnamed_splitters): Ditto.
7472 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7473 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7474 FIRST_SSE_REG for local functions when SSE math is enabled or
7475 for functions with sseregparm attribute.
7476 (standard_80387_constant_p): Return -1 if mode is not
7478 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7479 (ix86_expand_compare): Ditto.
7480 (ix86_expand_carry_flag_compare): Ditto.
7481 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7482 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7483 DECIMAL_FLOAT_MODE_P.
7484 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7485 of SCALAR_FLOAT_MODE_P.
7486 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7487 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7488 checks before FLOAT_MODE_P.
7489 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7490 before FLOAT_MODE_P.
7495 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7497 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7498 Charles Wilson <libtool@cwilson.fastmail.fm>
7500 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7501 (libgcc.mvars): Don't depend on them.
7502 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7503 * exec-tool.in: New.
7505 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7507 * doc/invoke.text (--help): Document --help=common.
7509 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7511 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7513 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7515 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7516 * genemit.c (main): Emit #include "integrate.h".
7517 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7518 (LOADGP_RTP): New mips_loadgp_style.
7519 * config/mips/mips.h: Include config/vxworks-dummy.h.
7520 (TARGET_RTP_PIC): New macro.
7521 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7522 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7523 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7525 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7526 -mvxworks-pic when using -mrtp and a PIC option.
7527 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7529 (mips_symbolic_constant_p, mips_symbolic_address_p)
7530 (mips_symbol_insns): Handle SYMBOL_HALF.
7531 (override_options): Warn about -G and -mrtp being used together.
7532 Initialize mips_lo_relocs[SYMBOL_HALF].
7533 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7534 (mips_emit_loadgp): Handle LOADGP_RTP.
7535 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7536 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7537 (tablejump): Handle function-relative case table entries if
7539 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7541 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7543 * config/mips/mips.md (load_call<mode>): Allow any general register.
7545 (sibcall_value_internal, sibcall_value_multiple_internal)
7546 (call_value_internal, call_value_split, call_value_multiple_internal)
7547 (call_value_multiple_split): Remove constraints from operand 0.
7549 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7551 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7552 rather than loadgp_noshared.
7553 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7554 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7556 * config/mips/mips.md (loadgp): Rename to...
7557 (loadgp_newabi): ...this.
7558 (loadgp_noshared): Rename to...
7559 (loadgp_absolute): ...this.
7561 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7563 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7564 false for locally-binding symbols.
7565 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7567 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7569 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7570 (SYMBOL_GOT_PAGE_OFST): ...this.
7571 (SYMBOL_GOT_GLOBAL): Rename to...
7572 (SYMBOL_GOT_DISP): ...this.
7573 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7574 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7575 * config/mips/mips.c (mips_global_symbol_p): New function.
7576 (mips_symbol_binds_local_p): Likewise.
7577 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7578 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7579 and mips_symbol_binds_local_p.
7580 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7581 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7582 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7584 (mips_ok_for_lazy_binding_p): New function.
7585 (mips_load_call_address, mips_expand_call): Use it.
7586 (mips_dangerous_for_la25_p): Likewise.
7587 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7588 (*got_disp<mode>): Use got_disp_operand instead of
7589 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7590 SYMBOL_GOTOFF_GLOBAL.
7591 (*got_page<mode>): Use got_page_ofst_operand instead of
7593 * config/mips/predicates.md (const_call_insn_operand): Use
7594 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7595 (global_got_operand): Rename to...
7596 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7598 (local_got_operand): Rename to...
7599 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7600 of SYMBOL_GOT_LOCAL.
7602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7604 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7605 TARGET_CALL_CLOBBERED_GP.
7606 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7607 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7608 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7609 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7610 of TARGET_ABICALLS && !TARGET_NEWABI.
7611 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7612 * config/mips/mips.c (mips_load_call_address): Check
7613 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7614 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7615 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7616 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7617 TARGET_ABICALLS && TARGET_NEWABI.
7618 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7620 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7621 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7622 TARGET_ABICALLS && TARGET_NEWABI.
7623 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7624 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7625 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7626 whether indirect calls must use $25.
7627 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7629 * config/mips/mips.md (jal_macro): Check flag_pic and
7630 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7631 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7632 instead of TARGET_ABICALLS.
7633 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7634 TARGET_ABICALLS && TARGET_OLDABI.
7635 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7636 (sibcall): In the comment above the define_insn, mention
7637 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7638 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7639 instead of TARGET_ABICALLS.
7641 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7643 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7644 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7645 (MACFLAGS_MATCH_P): New macro.
7646 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7647 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7648 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7649 the other MACFLAG constants.
7650 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7651 (flag_machi): Tighten constraints. Renumber some of the operands.
7652 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7654 (flag_machi_parts_acconly): New pattern.
7655 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7657 (flag_macinit1hi): Tighten constraints.
7658 (flag_mul_macv2hi_parts_acconly): New pattern.
7660 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7661 Use a more efficient implementation.
7662 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7663 inline sequences when not optimizing for size.
7665 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7666 movhi_high2low): Delete, merge functionality into...
7667 (packv2hi): ... this pattern.
7669 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7670 * config/bfin/bfin.opt (msim): New option.
7671 (mcpu=): New option.
7672 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7673 (bfin_cpu_t): Typedef of enum bfin_cpu.
7674 (bfin_cpu_type): New declaration.
7675 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7676 -msim and -mcpu= options.
7677 (LIB_SPEC): Likewise.
7678 * config/bfin/bfin.c (bfin_cpu_type): Define.
7679 (bfin_handle_option): Handle -mcpu= option.
7680 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7681 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7682 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7684 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7686 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7687 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7688 (powerpc-wrs-vxworksae): Use ${tm_file}.
7689 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7690 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7691 * config/i386/vx-common.h: New file.
7693 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7695 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7698 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7700 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7703 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7707 * c-common.c (c_build_qualified_type): Set canonical type
7710 2007-04-12 Richard Guenther <rguenther@suse.de>
7712 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7713 lower bound and element size if lower bound is not zero
7714 or either of the ARRAY_REF operands is set.
7716 2007-04-12 Richard Guenther <rguenther@suse.de>
7718 PR tree-optimization/24689
7719 PR tree-optimization/31307
7720 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7722 * gimplify.c (canonicalize_addr_expr): To be consistent with
7723 gimplify_compound_lval only set operands two and three of
7724 ARRAY_REFs if they are not gimple_min_invariant. This makes
7725 it never at this place.
7726 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7728 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7730 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7731 null before emitting a .nsubspa directive.
7733 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7735 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7736 need_to_partition_p if there are no memory statements in the
7739 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7741 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7742 (gcd_of_steps_may_divide_p): New function.
7743 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7745 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7747 * reload.c (find_reloads_toplev, find_reloads_address,
7748 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7749 not a pointer equality test, to decide if we need to call
7750 push_reg_equiv_alt_mem.
7752 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7754 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7755 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7756 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7758 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7760 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7761 vector to be positive.
7763 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7767 * doc/invoke.texi: Document --params max-aliased-vops and
7769 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7770 debug_memory_partitions): Move to tree-flow.h
7771 * params.h (AVG_ALIASED_VOPS): Define.
7772 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7774 (mp_info_t): Likewise.
7775 (get_mem_sym_stats_for): New.
7776 (set_memory_partition): Move from tree-flow-inline.h.
7777 (mark_non_addressable): Only clear the set of symbols for the
7778 partition if it exists.
7779 (dump_memory_partitions): Move from tree-ssa-operands.c
7780 (debug_memory_partitions): Likewise.
7781 (need_to_partition_p): New.
7782 (dump_mem_ref_stats): New.
7783 (debug_mem_ref_stats): New.
7784 (dump_mem_sym_stats): New.
7785 (debug_mem_sym_stats): New.
7786 (update_mem_sym_stats_from_stmt): New.
7787 (compare_mp_info_entries): New.
7788 (mp_info_cmp): Call it.
7789 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7791 (get_mpt_for): Move from tree-ssa-operands.c.
7792 (find_partition_for): New.
7793 (create_partition_for): Remove.
7794 (estimate_vop_reduction): New.
7795 (update_reference_counts): New.
7796 (build_mp_info): New.
7797 (compute_memory_partitions): Refactor.
7798 Document new heuristic.
7799 Call build_mp_info, update_reference_counts,
7800 find_partition_for and estimate_vop_reduction.
7801 (compute_may_aliases): Populate virtual operands before
7802 calling debugging dumps.
7803 (delete_mem_sym_stats): New.
7804 (delete_mem_ref_stats): New.
7805 (init_mem_ref_stats): New.
7806 (init_alias_info): Call it.
7807 (maybe_create_global_var): Remove alias_info argument.
7808 Get number of call sites and number of pure/const call sites
7809 from gimple_mem_ref_stats().
7810 (dump_alias_info): Call dump_memory_partitions first.
7811 (dump_points_to_info_for): Show how many times a pointer has
7813 * opts.c (decode_options): For -O2 set --param
7814 max-aliased-vops to 500.
7815 For -O3 set --param max-aliased-vops to 1000 and --param
7816 avg-aliased-vops to 3.
7817 * fortran/options.c (gfc_init_options): Remove assignment to
7819 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7820 * tree-dfa.c (dump_variable): Dump memory reference
7822 Dump NO_ALIAS* settings.
7823 (referenced_var_lookup): Tidy.
7824 (mem_sym_stats): New.
7825 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7826 and ORIG are different SSA names for a memory partition.
7827 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7828 * tree-flow.h (struct mem_sym_stats_d): Define.
7829 (mem_sym_stats_t): Define.
7830 (struct mem_ref_stats_d): Define.
7831 (struct gimple_df): Add field mem_ref_stats.
7832 (enum noalias_state): Define.
7833 (struct var_ann_d): Add bitfield noalias_state.
7834 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7835 debug_mem_ref_stats, debug_memory_partitions,
7836 debug_mem_sym_stats): Declare.
7837 * tree-ssa-structalias.c (update_alias_info): Update call
7838 sites, pure/const call sites and asm sites in structure
7839 returned by gimple_mem_ref_stats.
7840 Remove local variable IS_POTENTIAL_DEREF.
7841 Increase NUM_DEREFS if the memory expression is a potential
7843 Call update_mem_sym_stats_from_stmt.
7844 If the memory references memory, call
7845 update_mem_sym_stats_from_stmt for all the direct memory
7846 symbol references found.
7847 (intra_create_variable_infos): Set noalias_state field for
7848 pointer arguments according to the value of
7849 flag_argument_noalias.
7850 * tree-ssa-structalias.h (struct alias_info): Remove fields
7851 num_calls_found and num_pure_const_calls_found.
7852 (update_mem_sym_stats_from_stmt): Declare.
7853 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7854 Set default value to 100.
7855 (PARAM_AVG_ALIASED_VOPS): Define.
7857 2007-04-11 Richard Guenther <rguenther@suse.de>
7860 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7861 a * -b + c as c - a * b if we honor sign dependent rounding.
7863 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7865 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7867 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7868 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7870 (initialize_trampoline): Don't use old-style function definition.
7871 (bfin_secondary_reload): Mark IN_P argument as unused.
7873 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7875 PR tree-optimization/31343
7876 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7877 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7878 * testsuite/gcc.dg/vect/pr31343.c: New.
7880 2007-04-10 Eric Christopher <echristo@apple.com>
7882 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7883 * config/i386/i386.md (*cmpfp0): Use.
7884 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7885 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7886 (fix_trunc<mode>_i386_fisttp): Ditto.
7887 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7888 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7889 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7890 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7891 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7892 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7893 (unnamed_splitters): Ditto.
7894 * config/i386/i386.c (output_fix_trunc): Assert that
7895 we're not being passed a TFmode operand.
7897 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7899 PR tree-optimization/31526
7900 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7901 n_basic_blocks to find newly added blocks.
7903 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7905 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7907 (fix_trunc<mode>si_sse): Ditto.
7908 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7909 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7910 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7911 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7912 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7913 expander using SSEMODEF mode macro.
7914 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7915 expander using SSEMODEF mode macro.
7916 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7917 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7918 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7919 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7920 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7921 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7922 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7923 Macroize insn using X87MODEF mode macro.
7925 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7927 * config/i386/sse.md (sse2_pinsrw): Removed.
7928 (sse2_pextrw): Renamed to ...
7929 (*sse2_pextrw): This.
7931 2007-04-09 Jan Hubicka <jh@suse.cz>
7934 * config/i386/sse.md
7935 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7936 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7937 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7938 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7940 2007-04-09 Jan Hubicka <jh@suse.cz>
7942 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7943 multiple fields of union.
7945 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7947 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7948 (create_preheaders): Check that loops are available.
7949 (fix_loop_structure): Clean up, improve comments.
7950 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7951 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7953 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7954 * predict.c (tree_estimate_probability): Do not call
7955 calculate_dominance_info. Call create_preheaders.
7956 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7957 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7959 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7960 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7961 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7962 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7965 2007-04-08 Jan Hubicka <jh@suse.cz>
7967 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7968 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7969 * fold-const.c (fold_unary): Use it.
7971 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7973 * varasm.c (assemble_variable): Remove call to
7974 lang_hooks.decls.prepare_assemble_variable.
7975 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7976 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7977 * langhooks.h (lang_hooks_for_decls): Remove
7978 prepare_assemble_variable.
7980 2007-04-08 Mike Stump <mrs@apple.com>
7982 * config/i386/i386.c: Use inc/dec on Core2.
7984 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7986 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7987 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7988 lhd_tree_inlining_end_inlining): Remove.
7989 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7990 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7992 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7993 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7994 lhd_tree_inlining_end_inlining): Remove prototypes.
7995 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7996 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7997 LANG_HOOKS_TREE_INLINING_START_INLINING,
7998 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8000 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8003 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8006 * config/avr/predicates.md (io_address_operand): Delete predicate.
8007 (low_io_address_operand): Don't use 'mode' argument.
8008 (higth_io_address_operand): Rename ...
8009 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8010 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8013 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8015 Revert change removing staticp.
8017 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8020 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8023 2007-04-07 Bruce Korb <bkorb@gnu.org>
8025 * c.opt: Add -Wformat-contains-nul.
8026 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8028 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8029 the NUL byte warning.
8031 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8033 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8035 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8037 * tree.c (staticp): No longer use staticp langhook.
8038 * langhooks.c (lhd_staticp): Removed.
8039 * langhooks.h (struct lang_hooks): Remove staticp.
8040 * c-common.c (c_staticp): Remove.
8041 * c-common.h (c_staticp): Ditto.
8042 * langhooks-defs.h (lhd_staticp): Ditto.
8043 (LHD_HOOKS_STATICP): Ditto
8044 * tree.h (gcc_assert_lowered): New macro.
8046 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8048 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8049 argument "reliable".
8050 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8051 Add argument "reliable". Propagate it through calls.
8052 (infer_loop_bounds_from_undefined): Derive number of iterations
8053 estimates from references in blocks that do not dominate loop latch.
8054 (gcov_type_to_double_int): New function.
8055 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8056 and expected_loop_iterations_unbounded.
8057 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8058 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8059 * tree-data-ref.c (estimated_loop_iterations): Export.
8060 (get_references_in_stmt): Fix -- do not return addresses of local
8062 * cfgloop.h (expected_loop_iterations_unbounded,
8063 estimated_loop_iterations): Declare.
8065 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8067 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8069 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8071 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8072 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8073 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8074 Use output_387_reg_move().
8075 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8076 expander using X87MODEF12 mode macro.
8077 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8078 choosing register preferences. Use output_387_reg_move().
8079 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8080 instead of "x". Use output_387_reg_move().
8081 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8082 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8083 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8084 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8085 Use output_387_reg_move().
8086 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8088 (*truncxf?f_i387 splitter): Ditto.
8090 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8092 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8093 LANG_HOOKS_SAFE_FROM_P.
8094 * expr.c (safe_from_p): Remove langhook call.
8095 * langhooks.h (lang_hooks): Remove safe_from_p.
8096 (lhd_safe_from_p): Remove prototype.
8097 * langhooks.c (lhd_safe_from_p): Remove.
8099 2007-04-06 Jan Hubicka <jh@suse.cz>
8101 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8104 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8106 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8107 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8108 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8109 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8111 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8112 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8114 2007-04-05 Richard Henderson <rth@redhat.com>
8116 * config/alpha/alpha.c (print_operand) [+]: Remove.
8117 (alpha_end_function): Print nop if call at end of function.
8118 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8119 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8120 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8121 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8122 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8123 the call pattern. Update peepholes to match.
8125 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8127 * doc/extend.texi (Other Builtins): Add decimal float variants
8129 * builtins.def: Ditto.
8130 * builtins.c (expand_builtin): Ditto.
8132 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8133 H.J. Lu <hongjiu.lu@intel.com>
8136 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8137 of V8HImode when calling ix86_binary_operator_ok.
8138 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8139 (sdot_prodv8hi): Operands 1 and 2 must be register.
8141 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8143 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8144 initialize align to silence bogus warning.
8146 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8149 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8151 (struct sra_walk_fns): Remove use_all parameter from use.
8152 (sra_hash_tree): Handle BIT_FIELD_REFs.
8153 (sra_elt_hash): Don't hash bitfld blocks.
8154 (sra_elt_eq): Skip them in parent compares as well. Handle
8156 (sra_walk_expr): Don't maintain or pass down use_all_p.
8157 (scan_use): Remove use_all parameter.
8158 (scalarize_use): Likewise. Re-expand assignment to
8159 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8160 output, and re-scalarize after output. Don't mark anything
8162 (scalarize_ldst): Adjust.
8163 (scalarize_walk_gimple_modify_statement): Likewise.
8164 (build_element_name_1): Handle BIT_FIELD_REFs.
8165 (instantiate_element): Don't warn for any element whose parent
8167 (instantiate_missing_elements_1): Return the sra_elt.
8168 (canon_type_for_field): New.
8169 (try_instantiate_multiple_fields): New.
8170 (instantiate_missing_elemnts): Use them.
8171 (mark_no_warning): Removed.
8172 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8173 (REPLDUP, sra_build_elt_assignment): New.
8174 (generate_copy_inout): Use them.
8175 (generate_element_copy): Likewise. Handle bitfld differences.
8176 (generate_element_zero): Don't recurse for blocks. Use
8177 sra_build_elt_assignment.
8178 (generate_one_element_int): Take elt instead of var. Use
8179 sra_build_elt_assignment.
8180 (generate_element_init_1): Adjust.
8181 (scalarize_use, scalarize_copy): Use REPLDUP.
8182 (scalarize_ldst): Move assert before dereference.
8183 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8185 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8187 * regmove.c: Fix unused variable warnings due to previous commit.
8189 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8191 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8192 (regmove_bb_head): Remove.
8193 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8194 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8195 problems with fixup_match_1.
8196 Don't initialize/free regmove_bb_head.
8198 (reg_is_remote_constant_p): If an insn is in the same basic block
8199 but not before INSN, consider it remote, too.
8201 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8204 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8205 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8207 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8209 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8210 (CONDITIONAL_REGISTER_USAGE): Likewise.
8212 2007-04-04 Richard Henderson <rth@redhat.com>
8214 * config/alpha/lib1funcs.asm: Remove unused file.
8216 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8219 * opts.c (print_specific_help): Fix --help=<language>
8221 (common_handle_option): Support --help=common.
8223 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8226 * gcc.c (main): Do not run the linker if
8227 print_subprocess_help indicates that it shouldn't be
8230 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8233 * doc/invoke.texi (--help=): Document <languages> value, fix
8234 formatting in tables of values.
8236 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8238 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8239 dllimport attribute of virtual methods.
8241 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8243 * config/score/crti.asm: Change _bss_start to __bss_start.
8244 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8245 (OUTGOING_REG_PARM_STACK_SPACE) update.
8246 * config/score/score.opt: add options to make backend support
8247 score5, score5u, score7 and score7d.
8248 * config/score/score.md: Likewise.
8249 * config/score/misc.md: Likewise.
8250 * config/score/mac.md: Likewise.
8251 * doc/invoke.texi: Likewise.
8252 * doc/md.texi: update constraints define.
8254 2007-04-03 Richard Henderson <rth@redhat.com>
8256 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8257 an appropriate type, use the mode instead.
8259 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8261 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8262 Set the default --with-arch setting to mips2.
8263 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8264 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8265 (MULTILIB_OSDIRNAMES): Delete.
8266 (MULTILIB_DIRNAMES): Define.
8267 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8268 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8269 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8270 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8271 VXWORKS_OS_CPP_BUILTINS.
8272 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8273 (MIPS_DEBUGGING_INFO): Undefine.
8274 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8276 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8279 * fold-const.c (native_encode_real): Encode real.c provided longs
8280 as a series of 32-bit native integers.
8281 (native_interpret_real): Interpret buffer as a series of 32-bit
8284 2007-04-03 Richard Guenther <rguenther@suse.de>
8286 * genpreds.c (write_insn_constraint_len): Write function
8287 optimized for CONSTRAINT_LEN implementation.
8288 (write_tm_preds_h): Output insn_constraint_len inline and
8289 use it for CONSTRAINT_LEN.
8290 (write_insn_preds_c): Don't output insn_constraint_len.
8291 * doc/md.texi (define_register_constraint): Document multi-letter
8292 constraints shall have the same length if they start with the same
8295 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8298 * config/i386/i386.md (isinf<mode>2): Expand only when
8299 TARGET_C99_FUNCTIONS is set.
8301 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8303 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8304 (x86_64-*-linux*): Ditto.
8305 * config/i386/i386.opt (mpc): New option.
8306 * config/i386/i386.c (overrride_options): Handle
8307 ix87_precision_string.
8308 * config/i386/crtprec.c: New file.
8309 * config/i386/t-crtpc: Ditto.
8310 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8312 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8313 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8314 crtprec32.o, crtprec64.o and crtprec80.o.
8316 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8318 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8320 2007-04-02 Eric Christopher <echristo@apple.com>
8322 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8323 limitations on darwin.
8325 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8328 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8330 2007-04-02 Dave Korn <dave.korn@artimi.com>
8332 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8334 2007-04-02 Dave Korn <dave.korn@artimi.com>
8336 * libgcc2.h (exception_descriptor): Don't forward-declare.
8337 (__get_eh_table_language, __get_eh_table_version): Delete
8338 prototypes of long-dead functions.
8340 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8342 * ebitmap.h: New file
8343 * ebitmap.c: New file
8344 * Makefile.in (ebitmap.o): New target.
8346 2007-04-01 Jan Hubicka <jh@suse.cz>
8348 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8349 before very first instruction.
8351 2007-04-01 Jan Hubicka <jh@suse.cz>
8353 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8354 waring on 64bit hosts.
8355 * bitmap.h: Fix typo in bitmap_head_def.
8357 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8359 PR rtl-optimization/31391
8360 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8361 into a DELETED_LABEL note, and the label is in an empty basic
8362 block, update BB_END as well as BB_HEAD.
8364 2007-04-01 Richard Henderson <rth@redhat.com>
8366 PR tree-optimization/31169
8367 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8368 to varying if the range is outside [0, prec-1].
8370 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8373 * config/mips/mips.md (load_const_gp): New insn.
8374 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8375 the MIPS16 GP pseudo register if no_new_pseudos.
8376 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8378 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8381 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8383 (call_value): Likewise.
8385 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8386 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8389 * doc/invoke.texi: (optimization options): Reword description
8390 of -ffast-math. Document its primary purpose.
8392 2007-03-31 Richard Guenther <rguenther@suse.de>
8394 * omp-low.c (splay-tree.h): Include.
8395 (lookup_decl): Replace splay-tree usage by pointer-map.
8396 (maybe_lookup_decl): Likewise.
8397 (new_omp_context): Likewise.
8398 (delete_omp_context): Likewise.
8399 * gimplify.c (splay-tree.h): Include.
8400 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8402 (remap_ssa_name): Likewise.
8403 (remap_decl): Likewise.
8404 (remap_type_1): Likewise.
8405 (remap_type): Likewise.
8406 (copy_body_r): Likewise.
8407 (expand_call_inline): Likewise.
8408 (clone_body): Likewise.
8409 (copy_tree_r): Likewise.
8410 (remap_save_expr): Likewise.
8411 (unsave_r): Likewise.
8412 (unsave_expr_now): Likewise.
8413 (tree_function_versioning): Likewise.
8414 (build_duplicate_type): Likewise.
8415 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8416 (struct copy_body_data): Replace splay-tree by pointer-map.
8417 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8418 not $(SPLAY_TREE_H).
8419 (gimplify.o): Depend on $(SPLAY_TREE_H).
8420 (omp-low.p): Likewise.
8422 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8424 * config/avr/predicates.md (even_register_operand,
8425 odd_register_operand): New predicates.
8426 * config/avr/avr.md (movw peephole2): New.
8427 (movw_r peephole2): New.
8429 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8431 * tree.h (get_signed_or_unsigned_type): New.
8432 * fold-const.c (operand_equal_for_comparison_p): Use
8433 get_signed_or_unsigned_type instead of
8434 lang_hooks.types.signed_or_unsigned_type.
8435 * expr.c (store_expr): Ditto.
8436 * langhooks.c (get_signed_or_unsigned_type): New.
8437 (lhd_signed_or_unsigned_type): New.
8438 * langhooks.h (lhd_signed_or_unsigned_type): New.
8439 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8441 2007-03-30 Richard Henderson <rth@redhat.com>
8443 * tree-ssa-loop-ivopts.c: Include target.h.
8444 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8445 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8446 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8447 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8449 2007-03-30 Richard Henderson <rth@redhat.com>
8450 Kai Tietz <kai.tietz@onevision.com>
8452 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8454 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8455 (TARGET_64BIT_MS_ABI): New.
8456 (DBX_REGISTER_NUMBER): Handle 64-bit.
8457 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8458 (LONG_TYPE_SIZE): Force to 32.
8459 (REG_PARM_STACK_SPACE): New.
8460 (OUTGOING_REG_PARM_STACK_SPACE): New.
8461 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8462 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8463 (STACK_BOUNDARY): Use 128 for 64-bit.
8464 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8465 Add 64-bit implementation.
8466 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8468 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8469 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8470 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8471 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8472 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8473 TARGET_64BIT_MS_ABI.
8474 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8475 (ix86_pass_by_reference): Likewise.
8476 (ix86_function_value_regno_p): Likewise.
8477 (ix86_build_builtin_va_list): Likewise.
8478 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8479 (function_arg_advance_ms_64): New.
8480 (function_arg_advance): Call it.
8481 (function_arg_ms_64): New.
8482 (function_arg): Call it.
8483 (function_value_ms_64): New.
8484 (ix86_function_value_1): Call it.
8485 (return_in_memory_ms_64): New.
8486 (ix86_return_in_memory): Call it.
8487 (setup_incoming_varargs_ms_64): New.
8488 (ix86_setup_incoming_varargs): Call it.
8489 (ix86_expand_prologue): Handle 64-bit stack probing.
8490 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8491 (output_pic_addr_const): Likewise.
8492 (x86_this_parameter): Likewise.
8493 (x86_output_mi_thunk): Likewise.
8494 (x86_function_profiler): Likewise.
8495 (TARGET_STRICT_ARGUMENT_NAMING): New.
8496 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8497 (TARGET_64BIT_MS_ABI): New.
8498 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8499 * config/i386/i386.md (allocate_stack_worker): Remove.
8500 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8501 describe the clobber of eax without a match_scratch.
8502 (allocate_stack_worker_postreload): Remove.
8503 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8504 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8505 (allocate_stack_worker_rex64_postreload): Remove.
8506 (allocate_stack): Handle 64-bit.
8507 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8508 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8509 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8510 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8511 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8512 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8513 * config.build (x86_64-*-mingw*): New host.
8514 * config.host (x86_64-*-mingw*): New host.
8515 * config.gcc (x86_64-*-mingw*): New target.
8516 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8518 2007-03-30 Richard Henderson <rth@redhat.com>
8519 Kai Tietz <kai.tietz@onevision.com>
8521 * c-pragma.c (struct def_pragma_macro_value): New.
8522 (struct def_pragma_macro): New.
8523 (pushed_macro_table): New.
8524 (dpm_hash, dpm_eq): New.
8525 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8526 (init_pragma): Install them.
8527 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8529 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8531 * config/avr/avr.c (avr_override_options): Clear
8532 'flag_delete_null_pointer_checks'.
8534 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8537 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8538 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8539 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8540 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8541 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8542 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8543 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8545 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8547 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8549 * regmove.c: Move all of pass_stack_adjustments from here...
8550 * combine-stack-adj.c: ...to this new file.
8551 * Makefile.in: Add rules for combine-stack-adj.o.
8553 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8555 PR tree-optimization/31383
8556 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8557 to have the same length.
8559 2007-03-30 Jan Hubicka <jh@suse.cz>
8562 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8563 availablility; add more sanity checking; ask varpool only about
8566 2007-03-29 Richard Henderson <rth@redhat.com>
8568 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8569 to decide, but __SIZEOF_LONG_LONG__.
8571 2007-03-29 Richard Henderson <rth@redhat.com>
8573 * emutls.c (struct __emutls_array): New.
8574 (emutls_destroy): Use it instead of casting element 0 from void*.
8575 (__emutls_get_address): Likewise.
8577 2007-03-29 Richard Henderson <rth@redhat.com>
8579 * varasm.c (initializer_constant_valid_p): Don't deny
8580 DECL_DLLIMPORT_P on functions.
8582 * config/i386/cygming.h: Remove function declarations.
8583 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8584 (ASM_OUTPUT_LABELREF): Remove.
8585 (COMMON_ASM_OP): Remove.
8586 (ASM_OUTPUT_COMMON): Remove.
8587 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8588 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8589 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8590 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8591 Rename from TARGET_ENCODE_SECTION_INFO.
8592 * config/i386/netware.h: Likewise.
8593 * config/i386/i386-protos.h: Update.
8594 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8595 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8596 (legitimate_constant_p): Reject dllimports.
8597 (dllimport_map, get_dllimport_decl): New.
8598 (legitimize_dllimport_symbol): New.
8599 (legitimize_address, ix86_expand_move): Use it.
8600 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8601 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8602 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8603 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8604 * config/i386/predicates.md (constant_call_address_operand): Only
8605 accept symbols; reject dllimport_p symbols.
8606 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8607 i386_pe_maybe_record_exported_symbol.
8608 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8609 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8610 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8611 trust the setting of DECL_DLLIMPORT_P.
8612 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8613 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8614 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8615 tidy the argument scanning loop.
8616 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8617 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8618 (i386_pe_strip_name_encoding): Remove.
8619 (i386_pe_binds_local_p): New.
8620 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8621 (i386_pe_output_labelref): Remove.
8622 (i386_pe_asm_output_aligned_decl_common): New.
8623 (i386_pe_maybe_record_exported_symbol): Rename from
8624 i386_pe_record_exported_symbol; check for dllexported symbols.
8626 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8628 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8629 add comment explaining why vsnprintf cannot be used.
8631 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8633 PR tree-optimization/30666
8634 * tree.c (build_complex_type): When creating type names for DWARF2
8635 debug info, create TYPE_DECLs for TYPE_NAME instead of
8637 (build_common_tree_nodes_2): Use build_complex_type when building
8638 predefined complex types, to preserve canonical types.
8640 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8642 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8643 (noce_get_alt_condition): Look at it to determine whether to
8644 reverse the condition or not.
8645 (noce_get_condition): Substitute the truth for lies.
8646 (noce_find_if_block): Set the then_else_reversed field.
8648 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8650 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8651 destination of this insn.
8652 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8653 than calling gen_rtx_SET directly. Use r0 to hold the value of
8654 'address + 4' rather than a stack based temporary which can be
8657 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8659 * config/s390/s390.c (s390_secondary_input_reload_class,
8660 s390_secondary_output_reload_class): Functions removed.
8661 (s390_secondary_reload): New function.
8662 (TARGET_SECONDARY_RELOAD): Target macro defined.
8663 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8664 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8665 * config/s390/s390.md ("reload_outti", "reload_outdi",
8666 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8667 "reload_out<mode>"): Expanders removed.
8668 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8669 "reload<mode>_nonoffmem_out"): Expanders added.
8671 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8673 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8674 SRC->DEST replacement failed anyway.
8676 2007-03-28 Mike Stump <mrs@apple.com>
8678 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8679 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8680 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8682 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8684 * config.gcc: Accept barcelona as a variant of amdfam10.
8685 * config/i386/i386.c (override_options): Likewise.
8686 * doc/invoke.texi: Likewise.
8688 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8690 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8691 offsets for BIT_FIELD_REF and COMPONENT_REF.
8693 2007-03-28 Richard Guenther <rguenther@suse.de>
8695 * tree.c (is_global_var): Move ...
8696 * tree-flow-inline.h (is_global_var): ... here.
8697 * tree.h (is_global_var): Remove declaration.
8699 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8701 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8703 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8704 * config/i386/i386.c (ix86_tune_features): Initialize new
8706 * config/i386/predicates.md (promotable_binary_operator): Use
8707 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8709 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8712 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8714 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8716 * config/fr30/fr30.md (movsi_internal): Change destination
8717 constraint from m to V and add m to the end.
8719 2007-03-28 Christian Bruel <christian.bruel@st.com>
8721 * config/sh/sh.md (movsi_i): Fix type attribute.
8723 2007-03-28 Christian Bruel <christian.bruel@st.com>
8725 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8726 (movsf_ie): Likewise.
8728 2007-03-28 Christian Bruel <christian.bruel@st.com>
8730 * config.gcc: Add sh4-300 to multilib.
8731 * config/sh/t-mlib-sh4-300: New file.
8733 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8735 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8736 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8738 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8739 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8740 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8741 "fixuns_trunctddi2"): Whitespace fix.
8743 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8745 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8746 the definition of struct sh_args.
8747 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8748 CALL_COOKIE_INT_REG_GET): Likewise.
8750 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8752 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8753 transformations are applied successfully.
8755 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8757 * tree.c (tree_contains_struct): Permit 512 tree codes.
8758 * tree.h (tree_contains_struct): Ditto.
8759 (MAX_TREE_CODES): Ditto.
8760 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8761 SPARE member to store remaining padding bits.
8763 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8765 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8768 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8770 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8771 * configure: Regenerate.
8773 * configure: Regenerate using the correct version of autoconf.
8775 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8777 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8779 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8780 regs to "__SP_L__" and "__SP_H__".
8782 2007-03-27 Richard Guenther <rguenther@suse.de>
8784 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8785 computations with it with a HOST_WIDE_INT variable.
8787 2007-03-26 Mike Stump <mrs@apple.com>
8789 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8790 objective-c-header, objective-c++-header and objc++-cpp-output
8792 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8794 2007-03-26 Richard Henderson <rth@redhat.com>
8797 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8798 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8799 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8800 IX86_BUILTIN_PSRLQ128): New.
8801 (ix86_init_mmx_sse_builtins): Add them.
8802 (ix86_expand_builtin): Expand them.
8803 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8804 operand 2 be TImode.
8805 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8806 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8807 _mm_srli_epi64): Mark __B const.
8808 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8809 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8810 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8811 new two-vector shift builtins.
8813 2007-03-26 Ian Lance Taylor <iant@google.com>
8815 PR tree-optimization/31345
8816 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8817 [+INF, +INF(OVF)] into VARYING.
8819 2007-03-26 Zack Weinberg <zackw@panix.com>
8821 * gengtype-parse.c: New file.
8822 * gengtype-yacc.y: Delete.
8823 * gengtype-lex.l: Don't include gengtype-yacc.h.
8824 Define YY_DECL and yyterminate appropriately for recursive
8825 descent parser. yylval is now a string out-parameter to yylex.
8826 (HWS, EOID): New shorthand.
8827 (IWORD): Add a couple more types.
8828 (yylex): Add a setup stanza. Remove the complex rules for
8829 detecting GTY'ed types and typedefs; replace with simple
8830 keyword detectors. Adjust everything for the changed
8831 definition of yylval. Ignore all pp-directives, not just #define.
8833 (parse_file): Rename yybegin; do not call yyparse.
8835 * gengtype.c (xasprintf): Export again.
8836 (this_file): New. Use everywhere __FILE__ was being used.
8837 (get_lang_bitmap): Special case types defined in gengtype.c.
8838 (do_typedef, new_structure): Suppress definition of certain types.
8839 (new_structure): Improve diagnostics of duplicate definitions.
8840 Make sure location_s is associated with input.h.
8841 (nreverse_pairs, define_location_structures): New functions.
8842 (main): Improve tagging of kludge types. Remove old kludges
8843 for input.h types; use define_location_structures.
8844 * gengtype.h: Update prototypes. Define token codes here.
8845 * Makefile.in: Remove all references to gengtype-yacc.
8846 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8848 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8849 add GTY((skip)) to the field that's only conditionally there.
8850 * doc/install.texi: Document that Bison is no longer required
8851 unless building treelang.
8853 * gengtype.c: Don't include gtyp-gen.h.
8854 (srcdir): Declare here.
8855 (base_files, lang_dir_names): Allocate dynamically.
8856 (gt_files, num_gt_files, num_lang_dirs): New globals.
8857 (measure_input_list, read_input_line, read_input_list)
8858 (set_lang_bitmap): New functions.
8859 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8860 simplify, relying on read_input_list to set up the bitmaps.
8861 (main): Arguments are no longer unused. Check for correct number
8862 of command line arguments, set srcdir and srcdir_len, then call
8863 read_input_list, before doing anything else. No need to worry
8864 about duplicates in main loop.
8865 * configure.ac: Simplify the calculation of all_gtfiles.
8866 Put language tags in there. Don't set or substitute
8867 all_gtfiles_files_langs or all_gtfiles_files_frags.
8868 * Makefile.in: Revamp the way gengtype is invoked, now that it
8869 takes a file on its command line with a much simpler format.
8870 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8871 (GTFILES): Remove duplicates and C source files.
8872 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8873 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8874 * configure: Regenerate.
8876 * gengtype.h: Remove all type definitions to gengtype.c; leave
8877 only definitions of options_p, type_p, and pair_p as opaque
8878 pointers. Update prototypes.
8879 * gengtype.c: Many type definitions moved here from gengtype.h.
8880 Consolidate type definitions at the top of the file.
8881 (xvasprintf): Delete.
8882 (xasprintf): Make static.
8883 (create_nested_pointer_option): Add 'next' parameter.
8884 (create_field_all, create_field_at): New functions.
8885 (create_field): Now a thin wrapper around create_field_all.
8886 (create_optional_field): Rename create_optional_field_ and add
8887 line argument. Original name is now a macro which supplies
8889 (oprintf): Use vsnprintf directly.
8890 (close_output_files): Use fatal rather than perror/exit.
8891 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8892 (main): Set progname. Don't use exit.
8893 * gengtype-yacc.y (struct_fields): Use create_field_at.
8894 (option, optionseqopt): Delete.
8895 (optionseq): Consolidate productions from option here so we
8896 can use the first argument to create_option.
8898 * gengtype-lex.l: Distinguish unions from structures in the
8899 token type. Don't call find_structure; return the tag as a string.
8900 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8901 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8902 Reorganize typedef_struct production accordingly.
8903 Use create_nested_ptr_option.
8904 * gengtype.c (create_nested_ptr_option): New function.
8905 * gengtype.h: Declare it.
8907 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8908 (string_type): Don't declare.
8909 (do_scalar_typedef): Declare.
8910 (create_scalar_type): Update prototype.
8911 * gengtype.c (string_type): Make static.
8912 (scalar_nonchar, scalar_char): New.
8913 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8914 (resolve_typedef): Use scalar_nonchar for error recovery.
8915 (create_scalar_type): Remove name_len field. Return scalar_char
8916 or scalar_nonchar as appropriate.
8917 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8919 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8921 (main): Initialize scalar_char and scalar_nonchar before calling
8923 * gengtype-lex.l: Adjust for removal of second argument to
8924 create_scalar_type. Use yylval.s instead of yylval.t when
8926 * gengtype-yacc.y: Type of SCALAR is string. Call
8927 create_scalar_type from type:SCALAR rule. Adjust for removal of
8928 second argument to create_scalar_type.
8930 * vec.h: Remove all #if IN_GENGTYPE blocks.
8931 Add comment saying that changes may require adjustments to gengtype.
8932 * gengtype.c: Don't include coretypes.h or tm.h.
8933 Add comment to inclusion of errors.h.
8934 (note_def_vec, note_def_vec_alloc): New functions.
8935 * gengtype.h: Declare new functions.
8936 * gengtype-lex.l: Don't include coretypes.h.
8937 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8939 (update_lineno): Remove unnecessary prototype.
8940 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8941 (VEC rule): Just return VEC_TOKEN.
8942 * gengtype-yacc.y (VEC_TOKEN): New token type.
8943 (type): Add a production for VEC(a,b).
8944 * Makefile.in: Update dependencies.
8946 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8947 typedefs that use the old PARAMS macro.
8949 * gengtype-lex.l: Remove all rules and states relating to yacc
8951 * gengtype-yacc.y: Similarly.
8952 * gengtype.c (note_yacc_type): Delete function.
8953 * gengtype.h: Update prototypes.
8955 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8957 * tree-pretty-print.c (dump_generic_node): Report precision of
8958 unnamed integer types.
8960 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8962 * ifcvt.c (noce_try_store_flag_constants): Don't check
8963 no_new_pseudos here.
8964 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8965 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8966 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8967 noce_try_sign_mask): Likewise.
8968 (if_convert): Check no_new_pseudos here.
8970 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8972 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8973 (noce_get_condition): Handle new then_else_reversed argument.
8974 (noce_init_if_info): Remove, fold into noce_find_if_block.
8975 (noce_process_if_block): Take a struct noce_if_info as the
8976 argument. Don't set up one based on ce_if_info. Update pointer
8977 references accordingly.
8978 (cond_move_process_if_block): Likewise.
8979 (process_if_block): Removed.
8980 (find_if_block): Removed. Move functionality two new functions,
8981 noce_find_if_block and cond_exec_find_if_block.
8982 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8983 blocks and the symmetric IF-ELSE-JOIN case.
8984 (cond_exec_find_if_block): Also new function mostly based on old
8985 find_if_block and process_if_block.
8986 (find_if_header): Replace find_if_block call with separately
8987 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8988 (find_cond_trap): Update noce_get_condition call.
8989 (dead_or_predicable): Likewise.
8991 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8993 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8995 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8996 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8997 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8998 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8999 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9000 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9001 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9002 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9003 __builtin_ia32_psrad128 builtins.
9005 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9007 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9008 * config/i386/constraints.md
9009 (define_constraint "I"): Use IN_RANGE macro.
9010 (define_constraint "J"): Ditto.
9011 (define_constraint "K"): Ditto.
9012 (define_constraint "M"): Ditto.
9013 (define_constraint "N"): Ditto.
9014 (define_constraint "O"): Ditto.
9015 * config/i386/predicates.md
9016 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9017 (define_predicate "const_0_to_3_operand"): Ditto.
9018 (define_predicate "const_0_to_7_operand"): Ditto.
9019 (define_predicate "const_0_to_15_operand"): Ditto.
9020 (define_predicate "const_0_to_63_operand"): Ditto.
9021 (define_predicate "const_0_to_255_operand"): Ditto.
9022 (define_predicate "const_1_to_31_operand"): Ditto.
9023 (define_predicate "const_2_to_3_operand"): Ditto.
9024 (define_predicate "const_4_to_7_operand"): Ditto.
9026 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9028 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9029 in SImode for save_world.
9030 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9033 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9035 PR tree-optimization/30784
9036 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9039 2007-03-25 Revital Eres <eres@il.ibm.com>
9041 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9042 Fold movement_possibility function into it.
9044 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9046 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9047 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9048 (call_indirect_nonlocal_darwin64): Same.
9049 (call_nonlocal_darwin64): Same.
9050 (call_value_indirect_nonlocal_darwin64): Same.
9051 (call_value_nonlocal_darwin64): Same.
9052 (sibcall_nonlocal_darwin64): Same.
9053 (sibcall_value_nonlocal_darwin64): Same.
9054 (sibcall_symbolic_64): Same.
9055 (sibcall_value_symbolic_64): Same.
9056 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9058 (rs6000_emit_load_toc_table): Same.
9059 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9060 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9066 (load_toc_v4_pic_si): Same
9067 (load_toc_v4_PIC_1): Same.
9068 (load_toc_v4_PIC_1b): Same.
9069 (call_indirect_aix{32,64}): Same.
9070 (call_value_indirect_aix{32,64}): Same.
9073 (call_local{32,64}): Same.
9074 (call_value_local{32,64}): Same.
9075 (call_indirect_nonlocal_aix{32,64}): Same.
9076 (call_nonlocal_aix{32,64}): Same.
9077 (call_value_indirect_nonlocal_aix{32,64}): Same.
9078 (call_value_nonlocal_aix{32,64}): Same.
9079 (call_indirect_nonlocal_sysv<mode>): Same.
9080 (call_nonlocal_sysv<mode>): Same.
9081 (call_value_indirect_nonlocal_sysv<mode>): Same.
9082 (call_value_nonlocal_sysv<mode>): Same.
9084 (sibcall_local{32,64}): Same.
9085 (sibcall_value_local{32,64}): Same.
9086 (sibcall_nonlocal_aix{32,64}): Same.
9087 (sibcall_value_nonlocal_aix{32,64}): Same.
9088 (sibcall_nonlocal_sysv<mode>): Same.
9089 (sibcall_value): Same.
9090 (sibcall_value_nonlocal_sysv<mode>): Same.
9092 2007-03-24 Paul Brook <paul@codesourcery.com>
9094 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9095 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9097 2007-03-24 Richard Henderson <rth@redhat.com>
9099 * config/ia64/constraints.md: New file.
9100 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9101 satisfies_constraint_?.
9102 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9103 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9104 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9105 ia64_output_mi_thunk): Likewise.
9106 (ia64_const_ok_for_letter_p): Remove.
9107 (ia64_const_double_ok_for_letter_p): Remove.
9108 (ia64_extra_constraint): Remove.
9109 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9110 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9111 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9112 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9113 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9114 EXTRA_MEMORY_CONSTRAINT): Remove.
9115 * config/ia64/ia64.md: Include constriants.md. Replace
9116 CONST_OK_FOR_? with satisfies_constraint_?.
9118 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9119 H.J. Lu <hongjiu.lu@intel.com>
9121 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9123 (name macros): Use DPD_BID_NAME to convert names properly.
9125 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9126 decimal floating point format.
9127 (init_floating_libfuncs): Change decimal functions so that they
9128 have a "bid_" prefix if the decimal system uses the BID format,
9129 and "dpd_" prefix if the decimal system uses the DPD format.
9130 (init_interclass_conv_libfuncs): Ditto.
9131 (init_intraclass_conv_libfuncs): Ditto.
9133 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9134 using the BID format.
9136 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9137 whether we are using the BID decimal format.
9138 * configure: Regenerate.
9140 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9141 the compiler has decimal floating point enabled. Define
9142 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9145 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9146 using the BID format.
9148 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9149 whether we are using the BID decimal format.
9150 * configure: Regenerate.
9152 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9153 the compiler has decimal floating point enabled. Define
9154 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9157 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9158 options, and that it is enabled for i386/x86_64 systems.
9160 * Makefile.in (enable_decimal_float): New.
9162 (DECNUMINC): Add -I$(DECNUMFMT).
9163 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9164 to $(DECNUMFMT) from $(DECNUM).
9166 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9167 Substitute enable_decimal_float.
9168 * configure: Regenerated.
9171 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9174 * configure.ac: Enable decimal float for x86_64-*-linux*.
9175 * configure: Regenerated.
9178 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9179 decimal128ClearSign to flip and clear the sign bit in decimal128.
9180 (decimal_real_maxval): Set decimal128SetSign to set the sign
9183 2007-03-23 Ian Lance Taylor <iant@google.com>
9185 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9187 2007-03-23 Ian Lance Taylor <iant@google.com>
9189 * tree-dump.c (dump_files): Correct comment.
9191 2007-03-23 Ian Lance Taylor <iant@google.com>
9193 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9195 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9197 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9198 in cfglayout mode. Don't go into and out of cfglayout mode.
9199 Link the blocks in the order of the constructed traces.
9200 (rest_of_handle_tracer): Adjust call to tracer.
9201 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9202 Don't go into cfglayout mode.
9203 (rtl_loop_done): Don't go out of cfglayout mode.
9204 * cfglayout.c (relink_block_chain): New function, split out from...
9205 (fixup_reorder_chain): ...here. Remove redundant checking.
9206 (cfg_layout_finalize): Don't clear the header, footer, and aux
9207 fields here, move the code to do so to relink_block_chain. Likewise
9208 for free_original_copy_tables.
9209 * rtl.h (tracer): Update prototype.
9210 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9211 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9212 mode. Use relink_block_chain to serialize the CFG according to the
9213 new basic block order. Move targetm.cannot_modify_jumps_p check from
9215 (gate_handle_reorder_blocks): ...to here.
9216 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9218 (gate_duplicate_computed_gotos): ...to here.
9219 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9220 something always changes when going into and out of cfglayout mode.
9221 Perform an expensive cfg cleanup while going into cfglayout mode.
9222 Always update liveness information on HAVE_conditional_execution
9223 targets. Reserialize the basic blocks and go out of cfglayout mode.
9224 * reg-stack.c: Include cfglayout.h.
9225 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9226 the call to reorder_basic_blocks.
9227 * basic-block.h (reorder_basic_blocks): Update prototype.
9228 (relink_block_chain): New prototype.
9229 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9231 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9233 * config/mips/mips.md (type, hazard, *movdi_32bit,
9234 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9235 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9236 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9237 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9238 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9240 (movcc): Change first xfer to multi.
9241 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9242 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9243 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9244 config/mips/generic.md: Change reservations using "xfer" to use
9246 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9247 using match_operand.
9248 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9249 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9251 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9253 2007-03-22 Richard Henderson <rth@redhat.com>
9255 * config/i386/i386.c: Remove unnecessary function declarations.
9256 Move targetm definition, and all related macros, to the end of
9257 the file. Resort some functions to put definitions before uses.
9258 (ix86_attribute_table): Make static. Move to end of file.
9259 (ix86_gimplify_va_arg): Make static.
9261 2007-03-22 Richard Henderson <rth@redhat.com>
9263 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9264 don't increase local_regparm with force_align_arg_pointer check.
9265 (ix86_function_sseregparm): Assert 32-bit.
9266 (type_has_variadic_args_p): New.
9267 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9268 type_has_variadic_args_p.
9269 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9270 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9271 use memset instead. Do maybe_vaarg check first; skip attribute
9272 tests if true; skip attribute tests for 64-bit.
9273 (construct_container): Remove TARGET_DEBUG_ARG.
9274 (function_arg_advance_32, function_arg_advance_64): Split out ...
9275 (function_arg_advance): ... from here.
9276 (function_arg_32, function_arg_64): Split out ...
9277 (function_arg): ... from here.
9278 (ix86_pass_by_reference): Tidy.
9279 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9280 (function_value_32): New, from parts of ix86_function_value
9281 and ix86_value_regno.
9282 (function_value_64): New, from parts of ix86_function_value
9283 and ix86_libcall_value.
9284 (ix86_function_value_1): New.
9285 (ix86_function_value, ix86_libcall_value): Use it.
9286 (return_in_memory_32, return_in_memory_64): Split out ...
9287 (ix86_return_in_memory): ... from here.
9288 (ix86_struct_value_rtx): Skip for 64-bit.
9289 (ix86_libcall_value, ix86_value_regno): Remove.
9290 (setup_incoming_varargs_64): Split out ...
9291 (ix86_setup_incoming_varargs): ... from here.
9292 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9293 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9294 * config/i386/i386-protos.h (ix86_function_value): Remove.
9295 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9297 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9300 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9301 infinities not supported, otherwise emit warning if -Woverflow. On
9302 underflow, emit warning if -Woverflow.
9303 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9305 * real.h (real_from_string): Update declaration
9307 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9308 Richard Henderson <rth@redhat.com>
9310 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9311 * calls.c (compute_argument_block_size, expand_call,
9312 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9313 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9314 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9315 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9316 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9317 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9318 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9319 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9322 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9324 * c-incpath.c (add_sysroot_to_chain): New.
9325 (merge_include_chains): Add sysroot argument. Call
9326 add_sysroot_to_chain if sysrooted.
9327 (register_include_chains): Update call to merge_include_chains.
9328 * doc/cppopts.texi: Document use of '=' in include directory
9331 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9333 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9334 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9335 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9336 insn pattern using X87MODEF12 mode macro.
9338 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9340 * regmove.c (regmove_optimize): Use reg_mentioned_p
9341 instead of reg_overlap_mentioned_p for DST.
9343 2007-03-21 Mike Stump <mrs@apple.com>
9345 * c.opt: Fixup for Objective-C/C++.
9347 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9349 * explow.c (convert_memory_address): Fold memory reference when
9350 POINTERS_EXTEND_UNSIGNED < 0
9352 2007-03-21 Richard Henderson <rth@redhat.com>
9355 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9356 * config/i386/mmintrin.h (__m64): Likewise.
9357 * config/i386/xmmintrin.h (__m128): Likewise.
9359 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9361 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9362 (VXWORKS_OS_CPP_BUILTINS): Define.
9363 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9364 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9366 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9368 * rtl.h (constant_pool_reference_p): Delete.
9369 (find_constant_src): Declare.
9370 * rtlanal.c (find_constant_src): New function.
9371 * simplify-rtx.c (constant_pool_reference_p): Delete.
9372 * config/i386/i386.md: Use find_constant_src instead of
9373 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9375 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9377 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9378 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9380 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9382 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9383 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9384 (arm_elf_asm_constructor): Use it.
9385 (arm_elf_asm_destructor): New function.
9387 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9389 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9391 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9393 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9395 2007-03-19 Andrew Haley <aph@redhat.com>
9397 PR tree-optimization/31264
9398 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9401 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9403 PR rtl-optimization/30907
9404 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9405 (fwprop_init): Always call loop_optimizer_initialize.
9406 (fwprop_done): Always call loop_optimizer_finalize.
9407 (fwprop): We always have loop info now.
9408 (gate_fwprop_addr): Remove.
9409 (pass_fwprop_addr): Use gate_fwprop as gate.
9411 PR rtl-optimization/30841
9412 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9413 df_chain_alloc): Call df_reorganize_refs unconditionally.
9414 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9415 refs_organized to refs_organized_size.
9416 (df_ref_create_structure): Use refs_organized_size instead of
9417 bitmap_size if refs had been organized, and keep refs_organized_size
9419 * df.h (struct df_ref_info): Change refs_organized to
9420 refs_organized_size.
9421 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9424 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9426 * except.c (output_function_exception_table): Do not reference the
9427 EH personality routine for functions that do not require an
9430 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9433 * c-typeck.c (convert_for_assignment): Call comptypes for
9434 RECORD_TYPE or UNION_TYPE.
9437 * reload1.c (reload): Do invalid ASM checking after
9438 cleanup_subreg_operands.
9440 2007-03-19 Jeff Law <law@redhat.com>
9442 * tree-cfg.c (find_taken_edge): Tighten conditions for
9443 optimizing computed gotos.
9445 2007-03-19 Michael Matz <matz@suse.de>
9447 * builtins.c (expand_builtin_sync_operation,
9448 expand_builtin_compare_and_swap,
9449 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9452 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9453 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9456 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9458 * doc/tm.texi: Add brackets around the return type of
9459 TARGET_SECONDARY_RELOAD.
9461 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9462 Richard Guenther <rguenther@suse.de>
9464 PR tree-optimization/31254
9465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9466 Use handled_component_p () where appropriate. Continue
9467 propagating into the rhs if we propagated into an INDIRECT_REF
9470 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9472 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9473 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9474 (xde, xdee): Mode attributes adjusted to support DFP modes.
9475 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9476 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9477 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9478 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9479 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9480 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9481 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9483 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9484 "movsf"): Insn definitions removed.
9485 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9486 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9487 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9489 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9490 "reload_in<mode>", "reload_out<mode>"): Expander added.
9491 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9494 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9496 * config/s390/s390.md: Only non-functional changes. Renamed
9497 FPR mode macro to BFP all over the file.
9499 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9501 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9502 (op_type attribute): RRF instruction type added.
9503 (fT0): New mode attribute.
9504 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9505 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9506 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
9507 no secondary memory is needed when moving DFmode values between GPRs
9510 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9512 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9513 inverted and documentation adjusted.
9514 ("mhard-dfp", "msoft-dfp"): New options.
9515 * config/s390/s390.c (s390_handle_arch_option): New architecture
9517 (override_options): Sanity checks for the new options added.
9518 * config.gcc: New architecture switch: z9-ec.
9519 * config/s390/s390.h (processor_flags): PF_DFP added.
9520 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9521 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9522 when the bit is NOT set so remove it from the defaults.
9524 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9526 * genemit.c (main): Print include statement for dfp.h.
9527 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9530 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9532 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9534 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9537 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9540 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9542 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9543 attr_length_call, output_call, output_indirect_call): Cleanup
9544 formatting of targetm calls.
9546 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9548 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9550 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9552 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9553 reservation, bypass and anti-bypass descriptions for these instructions.
9554 Update move patterns.
9555 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9558 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9560 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9561 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9562 (get_initial_def_for_reduction): Likewise.
9564 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9566 Fix PR tree-optimization/29922
9567 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9568 (get_representative): Removed.
9569 (value_dies_in_block_x): Update for rvuse removal.
9570 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9571 (compute_antic_aux): Handle when PHI nodes appear in
9572 non-single-successors.
9573 (dump_bitmap_of_names): Removed.
9574 (compute_antic_safe): Renamed and removed rvuse calculation.
9575 Calculate only antic safe.
9576 (insert_into_preds_of_block): Remove assert.
9577 (execute_pre): Update for renamed functions.
9578 (defer_or_phi_translate_block): New function.
9580 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9582 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9583 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9585 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9586 Follow spelling conventions.
9588 * tree-data-ref.h: Remove the prototype for analyze_array.
9590 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9592 PR tree-optimization/31041
9593 * tree-vect-transform.c (get_initial_def_for_induction): Call
9594 force_gimple_operand.
9596 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9598 * ipa-type-escape.c (look_for_casts) : Revert code to use
9599 handled_component_p due to ada test a-numaux.adb.
9601 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9603 * final.c (final_scan_insn): Alter the condition of a
9604 conditional trap if we have nonstandard CC.
9606 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9608 * configure.ac: Remove excess quoting from asm line 0 test.
9609 * configure: Rebuilt.
9611 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9613 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9614 * c-common.c (convert_and_check): Move warning logic to...
9615 (warnings_for_convert_and_check): ...here. Define.
9616 * c-common.h (warnings_for_convert_and_check): Declare.
9618 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9620 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9621 (output_call): Likewise.
9623 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9625 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9627 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9629 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9631 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9633 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9634 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9636 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9638 PR tree-optimization/31183
9639 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9640 Use double_int instead of unsigned int for representing access_strides.
9641 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9643 2007-03-16 Richard Guenther <rguenther@suse.de>
9645 PR tree-optimization/31146
9646 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9647 to allow recursion of forward_propagate_addr_expr.
9648 (forward_propagate_addr_into_variable_array_index): Likewise.
9649 (forward_propagate_addr_expr): Likewise.
9650 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9651 (forward_propagate_addr_expr_1): Recurse on simple copies
9652 instead of propagating into them. Do so for useless conversions
9654 (forward_propagate_addr_expr): Clean up unused statements after
9657 2007-03-16 Richard Guenther <rguenther@suse.de>
9659 * builtins.c (expand_builtin_cexpi): Use the right argument
9660 for the expansion via cexp.
9662 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9664 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9665 * configure: Rebuilt.
9667 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9670 * dwarf2out.c (force_type_die): Adjust comment.
9671 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9673 2007-03-15 DJ Delorie <dj@redhat.com>
9675 * config/frv/predicates.md (minmax_operator): Don't check operands
9678 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9680 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9681 Update constant estimates of number of iterations.
9682 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9683 argument renamed to "realistic".
9684 (compute_estimated_nb_iterations): Removed.
9685 (record_niter_bound): New function.
9686 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9687 call record_nonwrapping_iv with upper = false.
9688 (infer_loop_bounds_from_signedness): Pass upper argument to
9689 record_nonwrapping_iv.
9690 (estimate_numbers_of_iterations_loop): Do not call
9691 compute_estimated_nb_iterations. Record estimate based on profile
9692 information. Initialize the constant estimates of number of
9694 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9696 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9697 number of iterations is too small.
9698 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9699 (EST_NOT_AVAILABLE): Removed.
9700 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9701 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9704 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9706 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9707 Handle NE_EXPR guards.
9709 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9712 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9713 Set also -pedantic-errors by default for the preprocessor unless
9714 -fpermissive is given.
9716 2007-03-15 Richard Guenther <rguenther@suse.de>
9720 * builtins.c (expand_builtin_cexpi): As a fallback if we
9721 don't have builtins for sincos or cexp create a function
9722 declaration for cexp and expand to a call to that.
9723 (expand_builtin_int_roundingfn): Always fall
9724 back to floor/ceil and its variants even if they may be
9727 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9730 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9731 jump tables, move the call to delete_dead_jumptables from here...
9732 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9733 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9734 don't allow merging of blocks that try_redirect_by_replacing_jump
9735 also does not handle when not optimizing.
9737 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9738 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9740 * config/i386/i386.md (x86_sahf_1): Correctly handle
9743 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9746 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9747 x86_64_general_operand as operand[2] predicate. Remove "iF"
9748 from operand constraints and use "e" constraint instead.
9749 (*subti3_1, *subti3_1 splitter): Ditto.
9750 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9751 operand[1] predicate.
9753 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9755 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9756 arrays, multiply the access strides by the size of the sub-array.
9757 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9759 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9761 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9762 the configured assembler supports the sahf mnemonic.
9763 * configure: Regenerate.
9764 * config.in: Regenerate.
9766 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9767 emit "sahf" or ".byte\t0x9e" as asm template.
9769 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9772 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9773 option to replace hard coded TARGET_xxx in md file.
9774 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9775 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9776 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9777 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9778 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9779 (X86_TUNE_NOT_VECTORMODE): Ditto.
9780 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9781 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9782 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9783 (TUNE_SLOW_IMUL_IMM8): Ditto.
9784 (TUNE_MOVE_M1_VIA_OR): Ditto.
9785 (TUNE_NOT_UNPAIRABLE): Ditto.
9786 (TUNE_NOT_VECTORMODE): Ditto.
9788 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9791 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9792 tuning options instead of hard coded TARGET_xxx.
9793 (fix ssemode peephole2's): Ditto.
9794 (imul peephole2's): Ditto.
9796 (movdi_or_rex64): Ditto.
9797 (move peephole2): Ditto.
9798 (not peephole2's): Ditto.
9800 2007-03-14 Dirk Mueller <dmueller@suse.de>
9802 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9803 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9804 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9806 * c-parser.c (c_parser_do_statement): Warn about empty body in
9808 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9809 * doc/invoke.texi (-Wempty-body): Update documentation.
9811 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9814 * c-common.h (warn_for_div_by_zero): Declare.
9815 * c-common.c (warn_for_div_by_zero): Define.
9816 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9819 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9821 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9822 to PREFIX and STANDARD_PREFIX.
9824 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9825 Phil Edwards <phil@codesourcery.com>
9827 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9828 (__gthread_once_t): Remove busy field for RTPs.
9829 (__GTHREAD_ONCE_INIT): Update accordingly.
9831 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9833 * doc/invoke.texi: Document VxWorks options.
9835 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9837 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9839 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9841 PR tree-optimization/30590
9842 * tree-nrv.c (tree_nrv): Check for the partial update of the
9845 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9847 * flags.h (flag_random_seed): Remove declaration, in favor of...
9848 * toplev.h (get_random_seed, set_random_seed): ... these.
9849 * tree.c (get_file_function_name): Use the former.
9850 * opts.c (common_handle_option): Use the latter.
9853 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9856 * cse.c (cse_find_path): Do not bail out if a basic block that
9857 we already visited now becomes part of a path that starts at a
9858 different basic block. Just disallow this, to make sure we
9859 visit each basic block at most once.
9861 2007-03-13 Jan Hubicka <jh@suse.cz>
9863 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9864 when profile esitmate is present, calls with very low frequency are
9867 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9869 PR tree-optimization/30730
9870 PR tree-optimization/26900
9871 * tree-ssa-loop-niter.c: Include gmp.h.
9873 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9874 split_to_var_and_offset, determine_value_range,
9875 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9876 bound_difference, bounds_add, bounds_negate,
9877 number_of_iterations_ne_max, dump_affine_iv): New functions.
9878 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9879 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9880 difference of initial and final value of control iv to validate
9882 (number_of_iterations_cond): Add loop parameter. Determine bounds
9883 on the difference of the extremes of the control iv. Add dumps.
9884 (expand_simple_operations): Handle phi nodes.
9885 (simplify_using_initial_conditions): Do not record used conditions.
9886 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9887 Do not set additional_info.
9888 (implies_nonnegative_p, implies_ge_p): Removed.
9889 (derive_constant_upper_bound): Do not use parameter `additional'.
9890 (record_estimate): Parameter `additional' removed. Parameter
9891 `i_bound' added. Do not call derive_constant_upper_bound.
9892 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9893 bound the number of iterations estimate.
9894 (estimate_numbers_of_iterations_loop): Pass the estimate from
9895 the number of iterations analysis to record_estimate.
9896 * tree.h (multiple_of_p): Declare.
9897 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9898 (scev_const_prop): Do not check expression_expensive_p.
9899 * fold-const.c (multiple_of_p): Exported.
9900 * double-int.c (double_int_mask): Exported.
9901 * double-int.h (double_int_mask): Declare.
9902 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9903 field. Added max field.
9905 2007-03-13 David Taylor <taylor@candd.org>
9908 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9911 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9914 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9915 two unamed patterns.
9917 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9919 * config/i386/i386.opt (mcx16, msahf): New options.
9920 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9921 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9923 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9924 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9925 Output -mcx16 and -msahf options when corresponding bit is set.
9927 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9930 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9932 * configure.ac: Test for assembler tolerance to # 0 "".
9933 * configure, config.in: Rebuilt.
9934 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9936 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9938 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9940 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9941 (handle_syscall): Handle direct system calls.
9942 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9944 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9946 * doc/invoke.texi: Fix cpp.info cross-reference.
9947 * doc/passes.texi: Fix gcc.info cross-reference.
9949 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9951 PR tree-optimization/30835
9952 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9953 bb_for_stmt is not NULL before accessing it.
9955 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9957 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9960 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9963 * doc/install.texi: Document --enable-stage1-languages
9965 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9967 * tree-pass.h (pass_into_cfg_layout_mode,
9968 pass_outof_cfg_layout_mode): Declare.
9969 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9970 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9971 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9972 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9974 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9976 * c-decl.c (warn_variable_length_array): New function.
9977 Refactored from grokdeclarator to handle warn_vla
9978 and handle unnamed array case.
9979 (grokdeclarator): Refactored VLA warning case.
9980 * c.opt (Wvla): New flag.
9981 * doc/invoke.texi (Wvla): New warning.
9983 2007-03-12 Richard Henderson <rth@redhat.com>
9985 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9986 (TARGET_SECTION_TYPE_FLAGS): New.
9988 2007-03-12 Richard Henderson <rth@redhat.com>
9990 * config/darwin.c (machopic_reloc_rw_mask): New.
9991 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9992 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9994 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9996 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9997 * cppdefault.h (cpp_PREFIX): Document.
9998 (cpp_PREFIX_len): Likewise.
9999 (cpp_EXEC_PREFIX): New variable.
10000 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10001 * c-incpath.c (add_standard_paths): Correct logic for relocating
10002 paths within prefix.
10004 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10006 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10007 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10009 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10010 fix_truncdfdi_sse using SSEMODEF mode macro.
10011 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10012 fix_truncdfsi_sse using SSEMODEF mode macro.
10013 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10014 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10016 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10018 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10019 elfos.h to tm_file.
10021 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10023 * tree.h : Add multiple_of_p declaration.
10024 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10025 * ipa-type-escape.c (results_of_malloc): Redundant.
10026 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10027 (cast_type): Extended with new members.
10028 (check_cast): Returns cast_type.
10029 (cast): New structure for data of walk_use_def_chains.
10030 (is_malloc_result, is_cast_from_non_pointer_1,
10031 is_cast_from_non_pointer,
10032 is_array_access_through_pointer_and_index): New functions.
10033 (look_for_casts): Returns cast types.
10034 (check_call): Returns void.
10035 (okay_pointer_operation): Use support of pointer plus index,
10036 pointer plus constant and allow all multiplications.
10038 2007-03-11 Richard Guenther <rguenther@suse.de>
10040 PR tree-optimization/31115
10041 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10042 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10043 A shift count of zero is not special as with *_DIV_EXPR.
10044 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10047 2007-03-11 Ian Lance Taylor <iant@google.com>
10049 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10050 the *_DIV_EXPR codes correctly with overflow infinities.
10052 2007-03-11 Ira Rosen <irar@il.ibm.com>
10054 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10055 indicate success/failure of the analysis. Add negation to subtrahend
10056 in case of subtraction. Fail if both operands contain constants.
10057 (create_data_ref): Fail if analyze_offset fails.
10059 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10061 * config/i386/i386.md (frndintxf2): Rename to ...
10062 (rintxf2): ... this. Remove expander having same name.
10063 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10064 (roundsf2, rounddf2): Ditto.
10065 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10066 (lround<mode>di2, lround<mode>si2): Ditto.
10068 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10070 * lower-subreg.c: Include except.h.
10071 (decompose_multiword_subregs): Verify that the only control flow
10072 insns we can split are loads to multi-words pseudos.
10073 Handle breaking such blocks after splitting, instead of calling
10074 find_many_sub_basic_blocks.
10076 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10077 on the new basic block. Add a lengthy comment explaining why we
10078 thought this was necessary.
10079 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10081 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10084 * tree.c (walk_type_fields): Recurse into the element type of
10085 ARRAY_TYPEs if there is a pointer set.
10087 2007-03-10 Dirk Mueller <dmueller@suse.de>
10089 * c-common.c (warn_logical_operator): Fix condition.
10091 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10093 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10095 * config/darwin.c (machopic_select_section): Remove superfluous
10096 argument in call to categorize_decl_for_section. Remove unused
10099 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10101 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10103 * configure: Regenerate.
10105 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10108 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10109 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10110 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10111 Add LABEL_NUSES to emitted label.
10112 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10113 branch probability value to emitted jump insn.
10114 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10115 Do not check life information and do not re-arrange input operands
10116 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10118 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10120 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10121 the change of decode_asm_operands.
10123 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10125 * mode-switching.c (create_pre_exit): Skip blockage insn.
10127 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10129 * tree-pass.h (TODO_update_smt_usage): Remove.
10131 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10135 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10137 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
10138 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
10139 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
10142 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10144 * gcc.c: Document %{, in big comment at top.
10145 (input_suffix_matches): Remove special handling for .s and
10147 (input_spec_matches): New.
10148 (handle_braces): Handle %{,.
10149 (validate_switches): ',' indicates a value which is not a switch.
10150 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10151 to detect assembler input.
10152 * config/i386/sol2.h (CPP_SPEC): Likewise.
10153 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10154 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10155 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10156 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10157 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10158 -m64 causes deployment target to default to 10.5.
10159 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10161 2007-03-09 Richard Henderson <rth@redhat.com>
10164 * target.h (targetm.asm.out.reloc_rw_mask): New.
10165 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10166 (TARGET_ASM_OUT): Use it.
10167 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10168 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10169 use the new reloc_rw_mask target hook instead.
10170 (default_section_type_flags_1): Merge into...
10171 (default_section_type_flags): ... here.
10172 (decl_readonly_section_1): Merge into...
10173 (decl_readonly_section): ... here.
10174 (default_elf_select_section_1): Merge into...
10175 (default_elf_select_section): ... here.
10176 (default_unique_section_1): Merge into...
10177 (default_unique_section): ... here.
10178 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10179 (default_select_rtx_section): Use it.
10180 (default_elf_select_rtx_section): Likewise.
10181 * output.h: Update to match.
10182 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10183 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10184 (TARGET_ASM_RELOC_RW_MASK): New.
10185 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10186 to categorize_decl_for_section.
10187 (x86_64_elf_unique_section): Likewise.
10188 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10189 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10190 (TARGET_ASM_RELOC_RW_MASK): New.
10191 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10192 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10193 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10194 (TARGET_RWRELOC): Remove.
10195 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10196 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10197 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10198 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10199 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10200 (rs6000_xcoff_select_section): Use decl_readonly_section.
10201 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10202 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10203 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10204 (TARGET_SECTION_TYPE_FLAGS): Remove.
10205 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10207 2007-03-09 Roger Sayle <roger@eyesopen.com>
10209 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10210 complex constant equality/inequality comparisons for here.
10211 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10212 known at compile-time or can be simplified to a scalar comparison.
10213 (fold_relational_const): Move compile-time evaluation of complex
10214 constant equality/inequality comparisons to here.
10216 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10218 PR rtl-optimization/30643
10219 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10221 (fold_rtx): Recurse, like before 2006-11-03.
10223 2007-03-09 DJ Delorie <dj@redhat.com>
10225 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10228 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10230 PR tree-optimization/30375
10231 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10232 LHS of statements is not the same.
10233 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10235 2007-03-09 Chao-ying Fu <fu@mips.com>
10237 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10239 * doc/invoke.texi (-mdspr2): Document new option.
10240 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10241 New unspec for DSP REV 2.
10242 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10243 these instructions are extended in DSP REV 2.
10244 (mips-dspr2.md): Include.
10245 * config/mips/mips.opt (mdspr2): New option.
10246 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10247 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10248 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10249 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10250 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10251 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10252 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10254 (bdesc_map): Add one field of unsupported_target_flags.
10255 (bdesc_arrays): Update entries to have extra fields. Add
10257 (mips_init_builtins): Initialize new function types.
10258 Check unsupported_target_fileds to filter out builtins.
10259 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10261 (ASM_SPEC): Pass mdspr2 to the assembler.
10262 * config/mips/mips-dspr2.md: New file.
10264 2007-03-09 Sa Liu <saliu@de.ibm.com>
10266 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10268 2007-03-09 Ian Lance Taylor <iant@google.com>
10270 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10271 argument) like -Wstrict-overflow=2.
10272 * doc/invoke.texi (Warning Options): Update documentation.
10274 2007-03-09 Dirk Mueller <dmueller@suse.de>
10277 * doc/invoke.texi (-Wlogical-op): Document.
10278 * common.opt (-Wlogical-op): New.
10279 * c-common.h (warn_logical_operator): Declare.
10280 * c-common.c (warn_logical_operator): Define.
10281 * c-typeck.c (parser_build_binary_op): Call
10282 warn_logical_operator.
10284 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10286 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10287 * final.c (final_scan_insn): Test for non-"" file name.
10289 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10291 * doc/loop.texi: Document the Omega linear constraints solver.
10292 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10293 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10294 omega-hash-table-size, omega-max-keys, and
10295 omega-eliminate-redundant-constraints.
10296 * tree-pass.h (pass_check_data_deps): Declared.
10299 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10300 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10301 pass_check_data_deps): New.
10302 * tree-data-ref.c (init_data_ref): Remove declaration.
10303 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10304 (analyze_array): Renamed init_array_ref, move up initializations.
10305 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10306 Removed arguments that are set to NULL.
10307 (analyze_indirect_ref): Correct indentation, correct call to
10309 (object_analysis): Call init_array_ref instead of analyze_array.
10310 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10311 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10312 of DR_ACCESS_FNS_ADDR.
10313 (init_omega_eq_with_af, omega_extract_distance_vectors,
10314 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10315 ddr_consistent_p): New.
10316 (compute_affine_dependence): Check consistency of ddrs when
10317 flag_check_data_deps is passed.
10318 (analyze_all_data_dependences): Uncomment.
10319 (tree_check_data_deps): New.
10320 * tree-data-ref.h: Include omega.h.
10321 (DR_ACCESS_FNS_ADDR): Removed.
10322 (data_dependence_relation): Add inner_loop.
10323 (DDR_INNER_LOOP): New.
10324 * common.opt (fcheck-data-deps): New.
10325 * tree-flow.h (tree_check_data_deps): Declare.
10326 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10327 (OBJS-common): Depend on omega.o.
10329 * passes.c (pass_check_data_deps): Scheduled.
10330 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10331 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10332 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10333 PARAM_VECT_MAX_VERSION_CHECKS,
10334 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10336 2007-03-09 Richard Guenther <rguenther@suse.de>
10338 PR tree-optimization/30904
10339 PR middle-end/31058
10340 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10341 the same way as *_DIV_EXPR.
10343 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10345 * recog.c (decode_asm_operands): No mixed declarations and code.
10347 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10349 * rtl.def (ASM_INPUT): Add location.
10350 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10351 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10352 (decode_asm_operands): Add loc operand.
10353 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10354 * stmt.c (expand_asm): Rename to...
10355 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10356 gen_rtx_ASM_INPUT_loc.
10357 (expand_asm_expr): Adjust.
10358 * recog.c (decode_asm_operands): Add loc operand.
10359 (check_asm_operands, extract_insn): Adjust.
10360 * reload1.c (maybe_fix_stack_asms): Likewise.
10361 * final.c (asm_insn_count): Likewise.
10362 (final_scan_insn): Output # line before and after asm.
10364 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10366 * tree-ssa-structalias.c (variable_info): Remove
10368 (new_var_info): Ditto.
10369 (shared_bitmap_info_t): New structure.
10370 (shared_bitmap_table): New variable.
10371 (shared_bitmap_hash): New function.
10372 (shared_bitmap_eq): Ditto
10373 (shared_bitmap_lookup): Ditto.
10374 (shared_bitmap_add): Ditto.
10375 (merge_smts_into): Change to take bitmap directly.
10376 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10377 (init_alias_vars): Init shared bitmap hashtable.
10378 (delete_points_to_sets): Delete shared bitmap hashtable.
10379 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10380 is_aliased removal as a change that was still necessary was
10383 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10385 * config/i386/i386.h (override_options): Conditionally disable
10386 x86_sahf for 64bit targets only.
10388 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10391 * c-decl.c (merge_decls): Don't call make_var_volatile.
10392 * varasm.c (make_var_volatile): Remove.
10393 * output.h (make_var_volatile): Remove.
10395 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10397 PR tree-optimization/31085
10398 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10400 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10402 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10403 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10404 ATTR_CONST_NOTHROW_LIST.
10406 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10409 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10411 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10413 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10416 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10418 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10419 passed, use shared libgcc.
10421 2007-03-08 Roger Sayle <roger@eyesopen.com>
10423 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10424 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10425 (honor_protect_cleanup_actions, lower_try_finally_switch):
10427 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10428 ifc_temp_var): Likewise.
10429 * tree-inline.c (setup_one_parameter): Likewise.
10430 * tree-mudflap.c (mf_decl_cache_locals,
10431 mf_build_check_statement_for): Likewise.
10432 * tree-nested.c (init_tmp_var, save_tmp_var,
10433 finalize_nesting_tree_1): Likewise.
10434 * tree-outof-ssa.c (insert_copy_on_edge,
10435 insert_backedge_copies): Likewise.
10436 * tree-profile.c (tree_gen_edge_profiler,
10437 tree_gen_ic_profiler): Likewise.
10438 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10439 * tree-sra.c (sra_build_assignment): Likewise.
10440 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10441 * tree-ssa-math-opts.c (insert_reciprocals,
10442 execute_cse_sincos_1): Likewise.
10443 * tree-tailcall.c (adjust_accumulator_values,
10444 adjust_return_value): Likewise.
10445 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10446 * tree-vect-transform.c (vect_create_data_ref_ptr,
10447 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10448 vect_create_epilog_for_reduction, vectorizable_reduction,
10449 vectorizable_call, vectorizable_conversion,
10450 vectorizable_assignment, vectorizable_operation,
10451 vectorizable_type_demotion, vect_gen_widened_results_half,
10452 vect_permute_store_chain, vectorizable_store,
10453 vect_setup_realignment, vect_permute_load_chain,
10454 vectorizable_load, vectorizable_condition,
10455 vect_create_cond_for_align_checks): Likewise.
10456 * tree-vrp.c (build_assert_expr_for): Likewise.
10458 2007-03-08 Ian Lance Taylor <iant@google.com>
10460 * tree-vrp.c: Include "intl.h".
10461 (usable_range_p): New static function.
10462 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10463 overflowed values, juts set *strict_overflow_p.
10464 (compare_values): Only return -2 if one of the operands is not a
10466 (compare_ranges): Call usable_range_p.
10467 (compare_range_with_value): Likewise.
10468 (vrp_evaluate_conditional_warnv): Rename from
10469 vrp_evaluate_conditional. Make static. Change all callers.
10470 (vrp_evaluate_conditional): New function.
10471 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10472 on signed overflow.
10473 (simplify_abs_using_ranges): Likewise.
10474 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10475 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10476 within_stmt parameter.
10477 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10478 vrp_evaluate_conditional.
10479 * tree-ssa-threadedge.c
10480 (record_temporary_equivalences_from_stmts_at_dest): Change
10481 simplify parameter to take a second tree parameter.
10482 (simplify_control_stmt_condition): Likewise.
10483 (thread_across_edge): Likewise.
10484 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10485 (thread_across_edge): Likewise.
10486 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10488 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10490 * config/i386/i386.h (TARGET_SAHF): New define.
10491 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10492 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10493 (x86_sahf): New global variable.
10494 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10495 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10496 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10497 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10499 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10500 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10501 when expanding fcomi/sahf based tests.
10502 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10503 expanding sahf based alternative. Emit sahf based sequence when
10504 optimizing for code size.
10505 * config/i386/i386.md (x86_sahf_1): Do not disable for
10506 TARGET_64BIT, enable for TARGET_SAHF.
10508 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10510 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10511 spurious whitespace from error message.
10513 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10516 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10518 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10520 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10522 * tree-sra.c (instantiate_element): Propagate disabled warnings
10523 from the element itself to the created variable.
10525 2007-03-07 Richard Henderson <rth@redhat.com>
10528 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10529 silently fix up the stack in the case of a missing register.
10531 2007-03-07 Paul Brook <paul@codesourcery.com>
10533 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10535 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10537 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10539 (phase1_vrs): Use them.
10540 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10541 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10542 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10543 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10544 __gnu_Unwind_Restore_WMMXC if required.
10545 (_Unwind_VRS_Pop): Implement iWMMXt support.
10546 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10547 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10548 gnu_Unwind_Save_WMMXC): Define.
10550 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10552 * config/vxworks.h (vxworks_override_options): Declare.
10553 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10554 * config/vxworks.c: Include target.h and toplev.h.
10555 (vxworks_override_options): New function.
10556 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10558 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10560 * config/s390/s390.c (override_options): Don't emit an error when
10561 -mstack-size is used without providing -mstack-guard.
10562 (s390_emit_prologue): Choose stack_guard value automatically if not
10563 provided via command line.
10564 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10566 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10568 * config/i386/i386.c (output_set_got): Add a GOT initialization
10569 sequence for VxWorks PIC.
10570 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10571 around labels as well as symbols. Use gotoff_operand instead
10572 of local_symbolic_operand.
10573 (legitimize_pic_address): Use gotoff_operand instead of
10574 local_symbolic_operand. Use @GOT accesses for labels as
10576 (ix86_output_addr_diff_elt): Use PC-relative rather than
10577 GP-relative offsets for VxWorks PIC.
10578 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10579 no_new_pseudos. Check whether the returned register is op0.
10580 * config/i386/i386.md (tablejump): Use PC-relative rather than
10581 GP-relative offsets for VxWorks PIC.
10582 * config/i386/predicates.md (gotoff_operand): New predicate.
10584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10586 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10588 * config/vxworks-dummy.h: New file.
10589 * config/i386/i386.h: Include it.
10591 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10593 * dwarf2out.c (is_inlined_entry_point): New
10594 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10595 DW_AT_ranges if the first subblock is the entry point.
10597 2007-03-06 David Daney <ddaney@avtrex.com>
10599 * doc/install.texi (mips-*-*): Change recommended binutils
10602 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10604 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10605 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10607 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10608 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10610 2007-03-06 Jan Hubicka <jh@suse.cz>
10612 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10613 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10615 (probably_cold_bb_p): Cold functions are cold.
10616 (probably_never_executed_bb_p): Cold functions are cold.
10617 (tree_bb_level_predictions): Predict calls to cold functions as not
10619 (compute_function_frequency): Check hot/cold attributes.
10620 * function.h (function_frequency): Update comments.
10621 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10622 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10623 (c_common_att): Add cold and hot.
10625 * doc/extend.texi (hot,cold attributes): Document.
10627 2007-03-06 Andrew Haley <aph@redhat.com>
10629 * function.c (expand_function_end): Move blockage to just after we
10630 emit the label for the naked return from the function.
10632 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10634 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10637 2007-03-06 Jan Hubicka <jh@suse.cz>
10639 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10640 loaded for constant large models. Non-large 64bit PIC can do.
10641 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10642 * cmodel.h: Add LARGE PIC.
10643 * i386.md (UNSPEC_PLTOFF): New.
10644 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10646 (*call_1_rex64): Disable for large models.
10647 (*call_1_rex64_large): New.
10648 (*call_value_1_rex64): Disable for large models.
10649 (*call_value_1_rex64_large): New.
10650 (set_rip_rex4): New.
10651 (set_got_offset_rex64): New.
10652 * predicates.md (constant_call_address_operand): For large model
10653 constant calls are not possible.
10654 * i386-protos.h (construct_plt_address): Declare.
10655 * i386.c (override_options): Accept large models.
10656 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10657 (legitimate_constant_p): Add new UNSPECs.
10658 (legitimate_pic_operand_p): Likewise.
10659 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10660 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10662 (output_pic_addr_const): Add PLTOFF.
10663 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10664 (ix86_expand_move): Legitimize pic address when in PIC mode.
10665 (construct_plt_address): New function.
10666 (ix86_expand_call): Offload the address to register and use GOT pointer
10668 * invoke.texi (mcmodel=large): Update documentation.
10670 2007-03-06 Richard Henderson <rth@redhat.com>
10672 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10673 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10674 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10675 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10676 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10677 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10678 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10679 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10680 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10681 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10682 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10683 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10684 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10685 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10686 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10687 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10688 x86_schedule, x86_use_bt, x86_pad_returns,
10689 x86_use_xchgb): Merge into ...
10690 (ix86_tune_features): ... here. New array.
10691 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10692 x86_bswap): Merge into ...
10693 (ix86_arch_features): ... here. New array.
10694 (x86_3dnow_a): Remove.
10695 (x86_accumulate_outgoing_args): Make static.
10696 (x86_arch_always_fancy_math_387): Make static.
10697 (ix86_tune_mask, ix86_arch_mask): Move ...
10698 (override_options): ... to local variables here. Apply the
10699 appropriate mask to each element of ix86_arch_features and
10700 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10701 as were done in the old macros.
10702 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10703 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10704 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10705 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10706 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10707 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10708 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10709 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10710 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10711 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10712 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10713 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10714 x86_accumulate_outgoing_args, x86_prologue_using_move,
10715 x86_epilogue_using_move, x86_decompose_lea,
10716 x86_arch_always_fancy_math_387, x86_shift1,
10717 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10718 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10719 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10720 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10721 x86_use_incdec, x86_pad_returns, x86_bswap,
10722 x86_partial_flag_reg_stall): Remove.
10723 (enum ix86_tune_indices): New.
10724 (ix86_tune_features): New.
10725 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10726 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10727 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10728 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10729 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10730 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10731 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10732 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10733 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10734 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10735 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10736 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10737 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10738 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10739 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10740 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10741 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10742 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10743 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10744 TARGET_EXT_80387_CONSTANTS): Use it.
10745 (enum ix86_arch_indices): New.
10746 (ix86_arch_features): New.
10747 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10748 TARGET_BSWAP): Use it.
10749 (ix86_tune_mask, ix86_arch_mask): Remove.
10751 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10754 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10755 Define using $${sysroot_headers_suffix}.
10756 * configure: Regenerate.
10757 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10758 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10760 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10761 * gcc.c (print_sysroot_headers_suffix): New.
10762 (option_map): Include --print-sysroot-headers-suffix.
10763 (display_help): Mention -print-sysroot-headers-suffix.
10764 (process_command): Handle -print-sysroot-headers-suffix.
10765 (do_spec_1): Append multilib directory to include-fixed path if
10766 sysroot suffixes in use.
10767 (main): Handle -print-sysroot-headers-suffix.
10768 * Makefile.in (start.encap): Don't depend on xlimits.h
10769 (xlimits.h): Remove.
10770 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10771 limits.h for each multilib in fixinc_list.
10772 (fixinc_list, s-fixinc_list): New.
10773 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10774 generate them for each multilib in fixinc_list.
10775 (stmp-fixproto): Use include-fixed. Run fixproto for each
10776 multilib in fixinc_list.
10777 (mostlyclean): Don't remove xlimits.h.
10778 (clean): Remove include-fixed.
10779 (real-install-headers-tar, real-install-headers-cpio,
10780 real-install-headers-cp): Don't copy include, only include-fixed.
10781 (install-mkheaders): Depend on fixinc_list. Don't depend on
10782 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10783 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10784 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10786 2007-03-06 Jan Hubicka <jh@suse.cz>
10788 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10791 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10793 * configure.ac: Allow tm_file to contain build-directory files.
10794 * configure: Regenerate.
10795 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10796 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10797 * config/m68k/print-sysroot-suffix.sh: New file.
10799 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10801 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10802 of pic_offset_table_rtx if reload_completed.
10803 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10804 PIC_OFFSET_TABLE_REGNUM.
10805 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10807 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10808 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10810 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10812 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10813 functions that call eh_return.
10815 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10817 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10818 functions that need a constant pool.
10820 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10823 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10824 (m68k_preferred_reload_class): Likewise.
10825 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10826 (SECONDARY_RELOAD_CLASS): Define.
10827 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10828 (LIMIT_RELOAD_CLASS): Delete.
10829 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10830 registers from storing bytes.
10831 (m68k_secondary_reload_class): New function.
10832 (m68k_preferred_reload_class): Likewise.
10834 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10836 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10838 (m68k_expand_prologue): Likewise.
10840 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10842 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10843 (mips_expand_epilogue): Add a bool parameter.
10844 (m68k_legitimize_sibcall_address): Declare.
10845 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10846 (m68k_expand_epilogue): Add a parameter to select between sibling
10847 and normal epilogues. Only generate a return for the latter.
10848 (m68k_ok_for_sibcall_p): New function.
10849 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10850 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10851 (sibcall_value, *sibcall_value): Likewise.
10852 (*call, *call_value): Require !SIBLING_CALL_P.
10853 (epilogue): Update call to m68k_expand_epilogue.
10854 (sibcall_epilogue): New pattern.
10855 * config/m68k/predicates.md (const_call_operand): Say that this
10856 predicate applies to sibling calls too.
10857 (sibcall_operand): New predicate.
10859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10861 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10862 alternatives as movsi_cf.
10863 (movsf_cf_hard): Add commentary.
10865 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10866 Richard Sandiford <richard@codesourcery.com>
10868 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10869 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10870 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10871 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10872 as being live on exit from an interrupt function.
10873 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10874 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10875 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10876 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10877 (m68k_interrupt_function_p): Globalize.
10878 (m68k_compute_frame_layout): Remove reverse mask code.
10879 (m68k_emit_movem, m68k_set_frame_related): New functions.
10880 (m68k_output_function_prologue): Delete in favor of...
10881 (m68k_expand_prologue): ...this new function.
10882 (m68k_output_function_epilogue): Delete in favor of...
10883 (m68k_expand_epilogue): ...this new function.
10884 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10886 (print_operand): Handle %?.
10887 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10888 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10889 (prologue, epilogue): New patterns.
10890 (return): Turn into a define_expand.
10891 (*return): New pattern, derived from old "return" pattern. Use rte
10892 rather than rts for interrupt functions. Only use rtd if the pop
10894 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10895 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10896 (link, *link, unlink, *unlink, load_got): Likewise.
10898 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10902 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10903 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10904 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10905 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10906 and m68k_matches_u_p.
10907 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10908 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10909 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10910 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10911 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10912 (REG_STRICT_P): New macro.
10913 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10914 PCREL_GENERAL_OPERAND_OK.
10915 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10916 m68k_legitimate_base_reg_p.
10917 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10918 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10919 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10920 * config/m68k/m68k.c (m68k_address): New structure.
10921 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10922 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10923 (m68k_jump_table_ref_p, m68k_decompose_address)
10924 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10925 (m68k_matches_u_p): New functions.
10926 (print_operand_address): Rewrite to use m68k_decompose_index.
10928 2007-03-05 David Taylor <dtaylor@emc.com>
10930 * gcc.c: Correct copyright date in --version output.
10932 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10934 * pa.md: In unamed move patterns, disparge copies between general
10935 and floating point registers using '?' modifier. Don't include 'f'
10936 constraint for register preferences in DImode, SImode, HImode and
10937 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10938 Remove constraints for copies between general and floating registers
10939 in soft-float DFmode pattern.
10940 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10944 2007-03-05 Mike Stump <mrs@apple.com>
10946 * c-common.c (targetcm): Add.
10947 * c-opts.c (c_common_handle_option): Handle language specific
10949 * opts.c (handle_option): Verify language for target options, if
10951 * opth-gen.awk: Add CL_LANG_ALL.
10952 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10953 (TARGETCM_INITIALIZER): Add.
10954 * target.h (struct gcc_targetcm): Add.
10956 * targhooks.c (default_handle_c_option): Add.
10957 * targhooks.h (default_handle_c_option): Add.
10958 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10960 * config/darwin.opt (iframework): Add.
10961 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10962 * config/darwin-c.c (handle_c_option): Add.
10963 (TARGET_HANDLE_C_OPTION): Add.
10965 * doc/invoke.texi (Darwin Options): Add -iframework.
10967 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10969 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10972 2007-03-05 Ian Lance Taylor <iant@google.com>
10974 * c.opt (fgnu89-inline): New option.
10975 * c-opts.c (c_common_post_options): Set default value for
10977 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10978 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10980 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10981 (grokdeclarator, start_function): Likewise.
10982 * c-cppbuiltin.c (c_cpp_builtins): Define either
10983 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10984 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10985 (C Dialect Options): Document -fgnu89-inline.
10986 * doc/extend.texi (Function Attributes): Explain what the
10987 gnu_inline attribute does.
10988 * doc/cpp.texi (Common Predefined Macros): Document
10989 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10991 2007-03-05 Ian Lance Taylor <iant@google.com>
10993 PR tree-optimization/31034
10994 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10995 half-range if the other side is an overflow infinity.
10997 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10999 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11000 (bfin*-linux-uclibc*): New configuration.
11001 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11003 * config/bfin/linux.h: New file.
11004 * config/bfin/libgcc-bfin.ver: New file.
11005 * config/bfin/t-bfin-uclinux: New file.
11006 * config/bfin/t-bfin-linux: New file.
11007 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11008 (TARGET_OS_CPP_BUILTINS): New macro.
11010 2007-03-05 Richard Guenther <rguenther@suse.de>
11012 * fold-const.c (fold_binary): Remove duplicate folding
11013 of comparison of non-null ADDR_EXPR against null.
11015 2007-03-05 Richard Guenther <rguenther@suse.de>
11016 Dorit Nuzman <dorit@il.ibm.com>
11018 PR tree-optimization/26420
11019 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11020 are no loops in the function. Only print the number of
11021 vectorized loops if it is greater than zero or we are supposed
11022 to print information about unvectorized loops.
11024 2007-03-05 Revital Eres <eres@il.ibm.com>
11026 * gcc.dg/var-expand1.c: New test.
11027 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11028 when an accumulator is expanded.
11030 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11033 * c-common.c (convert_and_check): Don't give warnings for
11034 conversion if 'expr' already overflowed.
11036 2007-03-04 Roger Sayle <roger@eyesopen.com>
11038 PR middle-end/30744
11039 * fold-const.c (fold_comparison): Enforce type consistency when
11040 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11042 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11044 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11045 containing a cast to the base of TARGET_MEM_REF.
11047 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11049 * tree.c (tree_contains_struct_check_failed): Remove spurious
11050 whitespace from error message.
11052 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11055 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11056 instead of precision.
11058 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11059 Nathan Sidwell <nathan@codesourcery.com>
11061 * emit-rtl.c (find_auto_inc): New.
11062 (try_split): recreate REG_INC notes,
11063 Use regular for loops rather than whiles.
11065 2007-03-03 Andreas Schwab <schwab@suse.de>
11067 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11068 * configure: Regenerate.
11070 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11072 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11073 flag_rounding_math, not flag_unsafe_math_optimizations.
11075 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11077 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11078 alpha_fold_vector_minmax): Likewise.
11079 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11080 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11082 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11084 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11085 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11086 if the lhs has side-effects.
11087 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11089 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11091 * config/i386/i386.h (TUNEMASK): Remove define.
11092 (ARCHMASK): Remove define.
11093 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11094 Use ix86_arch_mask variable instead of ARCHMASK.
11095 * config/i386/i386.c (override_options): Ditto.
11096 (standard_80387_constant_p): Ditto.
11098 2007-03-02 Ian Lance Taylor <iant@google.com>
11100 Used signed infinities in VRP.
11101 * tree-vrp.c (uses_overflow_infinity): New static function.
11102 (supports_overflow_infinity): New static function.
11103 (make_overflow_infinity): New static function.
11104 (negative_overflow_infinity): New static function.
11105 (positive_overflow_infinity): New static function.
11106 (is_negative_overflow_infinity): New static function.
11107 (is_positive_overflow_infinity): New static function.
11108 (is_overflow_infinity): New static function.
11109 (overflow_infinity_range_p): New static function.
11110 (compare_values_warnv): New function split out of compare_values.
11111 (compare_value): Call it.
11112 (set_value_range_to_nonnegative): Add overflow_infinity
11113 parameter. Change caller.
11114 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11116 (vrp_expr_computes_nonzero): Likewise.
11117 (compare_ranges, compare_range_with_value): Likewise.
11118 (compare_name_with_value, compare_names): Likewise.
11119 (vrp_evaluate_conditional): Likewise.
11120 (set_value_range): Handle infinity
11121 (vrp_operand_equal_p, operand_less_p): Likewise.
11122 (extract_range_from_assert): Likewise.
11123 (vrp_int_const_binop): Likewise.
11124 (extract_range_from_binary_expr): Likewise.
11125 (extract_range_from_unary_expr): Likewise.
11126 (extract_range_from_comparison): Likewise.
11127 (extract_range_from_expr): Likewise.
11128 (dump_value_range): Likewise.
11129 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11130 (test_for_singularity): Likewise.
11131 (vrp_int_const_binop): Remove inline qualifier.
11132 (adjust_range_with_scev): Add comment.
11133 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11135 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11137 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11138 (get_constraint_for): Likewise.
11139 (do_structure_copy): Likewise.
11140 (find_func_aliases): Fix references to MODIFY_EXPR.
11141 (intra_create_variable_infos): Tidy.
11142 * tree-ssa-operands.c (add_virtual_operand): Add argument
11144 When adding members of alias sets, if IS_CALL_SITE is true and
11145 the symbol is not call-clobbered, skip it.
11146 Adjust all callers.
11148 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11150 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11151 entry by means of emit_insn_at_entry.
11153 2007-03-02 Richard Henderson <rth@redhat.com>
11155 * expr.h (promoted_input_arg): Remove decl.
11156 * function.c (promoted_input_arg): Merge into ...
11157 * combine.c (setup_incoming_promotions): ... only caller.
11158 Rearrange to avoid double loop.
11160 2007-03-02 Ben Elliston <bje@au.ibm.com>
11161 Peter Bergner <bergner@vnet.ibm.com>
11162 Janis Johnson <janis187@us.ibm.com>
11164 * config/rs6000/dfp.md: New file.
11165 * config/rs6000/rs6000.md: Include dfp.md.
11166 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11167 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11168 and TDmode decimal float modes in FP registers.
11169 (num_insns_constant): Likewise.
11170 (rs6000_legitimate_offset_address_p): Likewise.
11171 (rs6000_legitimize_address): Likewise.
11172 (rs6000_legitimize_reload_address): Likewise.
11173 (rs6000_legitimate_address): Likewise.
11174 (rs6000_emit_move): Likewise.
11175 (function_arg_boundary): Likewise.
11176 (function_arg_advance): Likewise.
11177 (rs6000_darwin64_record_arg_recurse): Likewise.
11178 (function_arg): Likewise.
11179 (rs6000_gimplify_va_arg): Likewise.
11180 (rs6000_split_multireg_move): Likewise.
11181 (rs6000_output_function_epilogue): Likewise.
11182 (rs6000_output_function_epilogue): Likewise.
11183 (rs6000_register_move_cost): Likewise.
11184 (rs6000_function_value): Likewise.
11185 (rs6000_libcall_value): Likewise.
11187 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11189 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11191 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11193 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11194 Use $MULTIDIR to choose between the kernel and RTP headers,
11195 and use $WIND_BASE and $WIND_USR to locate them.
11197 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11199 * config/i386/i386.c (override_options): Put initialization of
11200 ix86_tune_mask and ix86_arch_mask to the correct place.
11202 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11203 Michael Meissner <michael.meissner@amd.com>
11206 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11207 (ARCHMASK): Define.
11208 (TARGET_CMOVE): Use ARCHMASK.
11209 (TARGET_CMPXCHG): Ditto.
11210 (TARGET_CMPXCHG8B): Ditto.
11211 (TARGET_XADD): Ditto.
11212 (TARGET_BSWAP): Ditto.
11213 * config/i386/i386.c (ix86_tune_mask): New global variable.
11214 (ix86_arch_mask): Ditto.
11215 (override_options): Initialize ix86_tune_mask and
11216 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11219 2007-03-02 Ben Elliston <bje@au.ibm.com>
11222 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11224 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11226 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11227 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11228 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11229 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11231 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11232 rs6000_init_dwarf_reg_sizes_extra): New.
11233 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11234 SPE register high parts.
11236 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11238 * Makefile.in: Add install-pdf target as
11239 copied from automake v1.10 rules.
11240 * configure.ac: Add install-pdf to target list.
11241 * configure: Regenerate.
11243 2007-03-01 Paul Brook <paul@codesourcery.com>
11245 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11246 modes to LDRD for DImode.
11247 (output_move_double): Fixup out of range ldrd/strd.
11248 (vfp_secondary_reload_class): Rename...
11249 (coproc_secondary_reload_class): ... to this. Add wb argument.
11250 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11251 coproc_secondary_reload_class for CLASS_IWMMXT.
11252 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11253 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11255 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11257 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
11258 factor by the estimated number of iterations.
11259 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
11262 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11263 decode_caches_intel, detect_caches_intel): New functions.
11264 (host_detect_local_cpu): Use detect_caches_amd and
11265 detect_caches_intel.
11267 2007-03-01 Richard Henderson <rth@redhat.com>
11269 * expr.c (emit_move_complex_push): Export.
11270 (emit_move_complex_parts): Split out from ...
11271 (emit_move_complex): ... here.
11272 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11273 * config/i386/i386.md (movcdi): New.
11275 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11277 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11278 size of mode1 to check for tieable modes in MMX case.
11280 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11282 * Makefile.in (rtlanal.o): Depend on tree.h.
11283 * rtl.h (offset_within_section_p, split_const): Declare.
11284 * rtlanal.c: Include tree.h.
11285 (offset_within_block_p): New function, taken from
11286 mips_offset_within_object_p.
11287 (split_const): New function, taken from mips_split_const.
11288 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11290 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11291 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11292 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11293 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11294 (m68k_illegitimate_symbolic_constant_p): New function.
11295 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11296 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11297 symbolic constant that might be outside the symbol's section,
11298 move the symbol first and then add the offset.
11299 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11301 * config/mips/mips.c (mips_split_const): Delete.
11302 (mips_offset_within_object_p): Delete.
11303 (mips_symbolic_constant_p): Use offset_within_section_p and
11304 split_const instead of mips_offset_within_object_p and
11306 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11307 (mips_legitimize_const_move, print_operand_reloc)
11308 (mips_dangerous_for_la25_p): Use split_const instead of
11311 2007-02-28 Eric Christopher <echristo@apple.com>
11313 * Makefile.in (install-include-dir): Don't rm -rf include.
11315 2007-02-28 Richard Guenther <rguenther@suse.de>
11317 PR middle-end/30364
11318 * fold-const.c (fold_binary): Do not associate expressions
11319 with more than one variable for integer types that do not wrap.
11321 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11323 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11324 Delete, and replace with...
11325 (fold_builtin_call_array): This. Update callers to use it.
11326 * fold-const.c (fold_build_call_list): Delete, and replace with...
11327 (fold_build_call_array): This.
11328 (fold_build_call_list_initializer): Delete, and replace with...
11329 (fold_build_call_array_initializer): This.
11330 * tree.h: Update declarations to reflect above changes.
11332 * c-typeck.c (build_function_call): Store converted arguments
11333 in a stack-allocated array instead of building a list.
11334 (convert_arguments): Store arguments in the array passed in as an
11335 argument, and return the actual number of arguments.
11336 * c-format.c: (check_function_format): Pass arguments in an
11337 array instead of a list.
11338 * c-common.c (check_function_nonnull): Likewise.
11339 (check_function_sentinel): Likewise.
11340 (check_function_arguments): Likewise.
11341 * c-common.h: Update declarations to reflect above changes.
11343 2007-02-28 Jan Hubicka <jh@suse.cz>
11345 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11346 PRED_NEGATIVE_RETURN): Update outcomes.
11348 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11350 * calls.c (emit_library_call_value_1): Handle partial registers
11351 correctly when building up CALL_INSN_FUNCTION_USAGE.
11353 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11355 * pa/predicates.md (move_src_operand): Allow zero for mode.
11356 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11359 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11362 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11363 *movv2df_internal): Enable pattern only for valid operand
11365 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11366 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11368 2007-02-27 Mike Stump <mrs@apple.com>
11370 * config/darwin-crt3.c: Avoid compilation when compiling for a
11373 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11375 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11377 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11378 for fixed headers and limits.h.
11379 (install-include-dir, install-headers-tar, install-headers-cpio,
11380 install-headers-cp, real-install-headers-tar,
11381 real-install-headers-cpio, real-install-headers-cp): Handle
11382 include-fixed as well as include.
11383 (install-mkheaders): Don't install files that go only in include
11385 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11386 from GCC_INCLUDE_DIR.
11387 * gcc.c (process_command): Remove special -BstageN/ handling.
11388 (do_spec_1): Add include-fixed directories.
11390 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11392 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11394 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11396 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11399 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11401 * c-common.c (get_priority): Add check for
11402 SUPPORTS_INIT_PRIORITY.
11404 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11406 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11408 * config/bfin/bfin.c: Include "cfglayout.h".
11409 (MAX_LSETUP_DISTANCE): New macro.
11410 (struct loop_info): New members incoming, incoming_src and
11411 incoming_dest. Delete member predecessor.
11412 (length_for_loop): New function.
11413 (bfin_optimize_loop): Handle more different loop structures.
11414 (bfin_discover_loop): Rework detection of predecessor blocks by
11415 examining incoming edges.
11416 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11418 (bfin_reorder_loops): New function.
11419 (bfin_reorg_loops): Use these three new functions.
11421 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11422 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11423 (CONSTRAINT_LEN): Add entry for 'q'.
11424 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11425 Add 'q' constraints.
11426 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11427 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11429 * config/bfin/bfin.md (add_with_carry): New pattern.
11430 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11431 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11432 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11433 support unsigned multiplies too. Removed incorrect commutativity from
11434 operand 1 constraint where appropriate.
11435 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11437 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11438 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11440 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11441 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11442 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11443 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11444 usmulhisi_hh_huh): New patterns.
11446 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11447 lshifthi3): Fix output template to use half reg for operand 2.
11449 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11452 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11454 2007-02-27 Andreas Schwab <schwab@suse.de>
11456 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11458 2007-02-27 Jan Hubicka <jh@suse.cz>
11460 * predict.c (last_basic_block_p): Remove.
11461 (tree_estimate_probability): Update return heuristic for commonized
11464 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11466 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11468 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11470 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11471 * doc/cpp.texi: Standardize title page.
11472 * doc/cppinternals.texi: Likewise.
11473 * doc/gcc.texi: Standardize title page, remove version number
11474 from copyright page.
11475 * doc/gccint.texi: Likewise.
11476 * doc/install.texi: Standardize title page, add table of
11479 2007-02-26 Jan Hubicka <jh@suse.cz>
11481 * predict.def: Set outcomes according to more recent results.
11482 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11483 Remove dead predictors.
11484 * predict.c (return_prediction): Fix pasto.
11486 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11488 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11489 change; avoid a memory leak when returning early.
11491 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11493 * c-decl.c (static_ctors): Move to c-common.c.
11494 (static_dtors): Likewise.
11495 (finish_function): Use c_record_cdtor_fn.
11496 (build_cdtor): Move to c-common.c.
11497 (c_write_global_declarations): Use c_build_cdtor_fns.
11498 * c-common.h (static_ctors): Declare.
11499 (static_dtors): Likewise.
11500 (c_record_cdtor_fn): Likewise.
11501 (c_build_cdtor_fns): Likewise.
11502 * c-common.c (static_ctors): New variable.
11503 (static_dtors): Likewise.
11504 (c_record_cdtor_fn): New function.
11505 (build_cdtor): Move from c-decl.c
11506 (c_build_cdtor_fns): New function.
11508 * output.h (assemble_addr_to_section): Declare.
11509 (get_cdtor_priority_section): Likewise.
11510 * varasm.c (assemble_addr_to_section): New function.
11511 (get_cdtor_priority_section): Likewise.
11512 (default_named_section_asm_out_destructor): Use them.
11513 (destor_dtor_section_asm_out_destructor): Likewise.
11514 (default_named_section_asm_out_constructor): Likewise.
11515 (default_ctor_section_asm_out_constructor): Likewise.
11516 * config.gcc (*-*-vxworks*): Include vxworks.o.
11517 * config/t-vxworks (vxworks.o): New target.
11518 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11519 (TARGET_ASM_CONSTRUCTOR): Define.
11520 (TARGET_ASM_DESTRUCTOR): Likewise.
11521 (vxworks_asm_out_constructor): Declare.
11522 (vxworks_asm_out_destructor): Likewise.
11524 * c-common.c (get_priority): Check that we have not just an
11525 INTEGER_CST, but an integer constant with integeral type.
11527 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11529 PR tree-optimization/30938
11530 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11531 use &dt[nargs-1] instead of &dt[nargs] in the call to
11532 vect_is_simple_use().
11534 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11536 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11537 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11538 Do not attempt to handle MEM inside auto-inc expressions.
11539 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11540 of a register modified by an auto-inc expression. However, do handle
11541 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11542 (elimination_effects): Prohibit elimination of a register modified
11543 by an auto-inc expression. Disable register elimination rules whose
11544 target register is modified by an auto-inc expression with variable
11547 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11549 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11551 (array_at_struct_end_p): New function.
11552 (idx_infer_loop_bounds): Use it.
11553 (estimate_numbers_of_iterations_loop): Export.
11554 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11555 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11556 (tree_estimate_probability): Call record_loop_exits.
11557 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11558 (estimated_loop_iterations, estimated_loop_iterations_int,
11559 estimated_loop_iterations_tree): New functions.
11560 (analyze_siv_subscript_cst_affine,
11561 compute_overlap_steps_for_affine_1_2,
11562 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11563 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11564 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11565 (PRED_LOOP_ITERATIONS_GUESSED): New.
11566 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11567 * cfgloop.h (estimate_numbers_of_iterations_loop,
11568 estimated_loop_iterations_int): Declare.
11570 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11572 * doc/extend.texi: Document optional priority argument to
11573 constructors and destructors.
11574 * tree.c (init_priority_for_decl): Adjust GTY markers.
11575 (init_ttree): Use priority-info hash functions for
11576 init_priority_for_decl.
11577 (tree_map_eq): Rename to ...
11578 (tree_map_base_eq): ... this.
11579 (tree_map_marked_p): Rename to ...
11580 (tree_map_base_marked_p): ... this.
11581 (tree_map_base_hash): New function.
11582 (decl_init_priority_lookup): Rework.
11583 (decl_fini_priority_lookup): New function.
11584 (decl_priority_info): New function.
11585 (decl_init_priority_insert): Use it.
11586 (decl_fini_priority_insert): Likewise.
11587 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11589 (decl_restrict_base_insert): Likewise.
11590 (decl_debug_expr_insert): Likewise.
11591 (decl_value_expr_lookup): Likewise.
11592 (decl_value_expr_insert): Likewise.
11593 * tree.h (priority_type): New type.
11594 (decl_init_priority_lookup): Use priority_type.
11595 (decl_fini_priority_lookup): New function.
11596 (decl_init_priority_insert): Use priority_type.
11597 (decl_fini_priority_insert): New function.
11598 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11599 (DECL_INIT_PRIORITY): Likewise.
11600 (SET_DECL_INIT_PRIORITY): Add comment.
11601 (DECL_FINI_PRIORITY): New macro.
11602 (SET_DECL_FINI_PRIORITY): Likewise.
11603 (DEFAULT_INIT_PRIORITY): Document.
11604 (MAX_INIT_PRIORITY): Likewise.
11605 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11606 (tree_map_base): New type.
11607 (tree_map_base_eq): New function.
11608 (tree_map_base_hash): Likewise.
11609 (tree_map_base_marked_p): Likewise.
11610 (tree_map): Inherit from tree_map_base.
11611 (tree_map_eq): Make it a macro.
11612 (tree_map_marked_p): Likewise.
11613 (tree_int_map): Inherit from tree_map_base.
11614 (tree_int_map_eq): Make it a macro.
11615 (tree_int_map_hash): Likewise.
11616 (tree_int_map_marked_p): Likewise.
11617 (tree_priority_map): New type.
11618 (tree_priority_map_eq): New macro.
11619 (tree_priority_map_hash): Likewise.
11620 (tree_priority_map_marked_p): Likewise.
11621 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11623 (emutls_common_1): Likewise.
11624 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11625 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11626 of tree_map hierarchy.
11627 * tree-cfg.c (move_stmt_r): Likewise.
11628 (new_label_mapper): Likewise.
11629 * c-tree.h (c_expand_body): Move to ...
11630 * c-common.h (c_expand_body): ... here.
11631 * c-decl.c (c_expand_body): Move to ...
11632 * c-common.c (c_expand_body): ... here.
11633 (c_common_attribute_table): Allow 1 argument for the constructor
11634 and destructor attributes.
11635 (get_priority): New function.
11636 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11637 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11639 2007-02-24 Jan Hubicka <jh@suse.cz>
11641 PR middle-end/30509
11642 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11644 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11645 Jan Hubicka <jh@suse.cz>
11648 * i386.c (counter_mode): New function.
11649 (expand_set_or_movmem_via_loop): Use it.
11650 (expand_movmem_epilogue): Likewise; fix pasto.
11651 (ix86_expand_movmem): Do emit guard even for constant counts.
11652 (ix86_expand_setmem): Likewise.
11654 2007-02-25 Nick Clifton <nickc@redhat.com>
11656 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11657 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11659 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11662 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11663 count argument with 0x10, not with 0x16.
11664 (expand_setmem_epilogue): Ditto.
11666 2007-02-24 Mike Stump <mrs@apple.com>
11668 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11671 2007-02-24 Richard Guenther <rguenther@suse.de>
11673 PR middle-end/30951
11674 * fold-const.c (fold_binary): Fold x +- CST op x for
11675 EQ_EXPR and NE_EXPR.
11677 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11679 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11681 2007-02-24 Jan Hubicka <jh@suse.cz>
11683 * cgraphunit.c (decide_is_function_needed): Honor
11684 -fkeep-inline-functions.
11686 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11688 * builtins.c (fold_builtin_modf): New.
11689 (fold_builtin_2): Use it.
11691 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11693 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11694 (determine_max_iter): Take additional LOOP arg; all callers changed.
11695 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11696 one using simplifications.
11697 (simplify_using_initial_values): Return if the expression becomes
11698 invalid due to altered regs.
11700 2007-02-23 DJ Delorie <dj@redhat.com>
11702 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11704 2007-02-23 Mike Stump <mrs@apple.com>
11706 * tlink.c (scan_linker_output): Parse linker messages from
11707 darwin9's linker better.
11709 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11712 * varpool.c (varpool_assemble_pending_decls): Set
11713 varpool_last_needed_node to null.
11715 2007-02-23 DJ Delorie <dj@redhat.com>
11717 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11718 alignment bigger than the object file can handle.
11720 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11723 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11724 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11725 (*movsf_1): Penalize MMX moves.
11727 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11729 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11730 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11732 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11734 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11736 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11737 (fold_builtin_1): Use them.
11738 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11739 BUILT_IN_SIGNIFICAND.
11741 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11743 * config/i386/i386.c (bdesc_1arg): Initialize
11744 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11745 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11746 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11747 and IX86_BUILTIN_MOVSLDUP.
11749 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11751 PR rtl-optimization/30841
11752 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11754 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11756 * builtins.c (fold_builtin_frexp): New.
11757 (fold_builtin_2): Use it.
11759 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11761 * doc/invoke.texi (Spec Files): Document getenv spec function.
11763 * gcc.c (getenv_spec_function): New function.
11764 (static_spec_functions): Add it.
11765 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11766 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11769 2007-02-22 Michael Matz <matz@suse.de
11772 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11773 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11775 2007-02-22 Ian Lance Taylor <iant@google.com>
11778 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11779 (mem_loc_descriptor): Call it.
11781 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11782 Ira Rosen <irar@il.ibm.com>
11784 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11786 2007-02-22 Ira Rosen <irar@il.ibm.com>
11788 PR tree-optimization/30843
11789 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11790 stores only after all the group is vectorized.
11792 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11794 PR tree-optimization/30858
11795 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11796 in the reduction cycle have a single use in the loop.
11797 * tree-vectorizer.h (relevant): Add documentation.
11799 2007-02-20 Mike Stump <mrs@apple.com>
11801 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11802 * configure: Regenerate.
11804 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11806 Change the defaults of some parameters and options.
11807 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11808 * config/spu/spu.c (spu_optimization_options): Add.
11809 (spu_override_options): Change params in spu_optimization_options.
11810 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11812 Register 127 is only 16 byte aligned when used as a frame pointer.
11813 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11814 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11815 HARD_FRAME_POINTER_REGNUM.
11816 (spu_legitimate_address): Use regno_aligned_for_reload.
11817 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11818 aligned when frame_pointer_needed is true.
11819 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11821 * config/spu/spu.h (INIT_EXPANDERS): Define.
11823 Make sure shift and rotate instructions have valid immediate operands.
11824 * config/spu/predicates.md (spu_shift_operand): Remove.
11825 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11826 * config/spu/constraints.md (W, O): Extend range.
11827 * config/spu/spu.md (umask, nmask): Define.
11828 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11829 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11830 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11831 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11832 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11833 (lshr<mode>3_reg): Fix rtl description.
11835 Make sure mulhisi immediate operands are valid.
11836 * config/spu/predicates.md (imm_K_operand): Add.
11837 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11839 Generate constants using fsmbi and andi.
11840 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11841 (print_operand, spu_split_immediate, classify_immediate,
11842 fsmbi_const_p): Handle IC_FSMBI2.
11844 Correctly handle a CONST_VECTOR containing symbols.
11845 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11846 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11847 (immediate_load_p): Allow symbols that use 2 instructions to create.
11848 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11849 with symbols when flag_pic is set.
11850 (const_vector_immediate_p): New.
11851 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11852 accept a CONST_VECTOR with symbols.
11853 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11854 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11856 * config/spu/spu.md (high, low): Delete.
11857 (low_<mode>): Define.
11859 Remove INTRmode and INTR_REGNUM, which didn't work.
11860 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11862 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11863 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11864 peephole2 pattern): Don't use INTR or 131.
11865 (movintrcc): Delete.
11866 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11867 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11868 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11869 (UNSPEC_SET_INTR): Add.
11870 * config/spu/spu-modes.def (INTR): Remove.
11872 More accurate warnings about run-time relocations.
11873 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11875 Correctly warn about immediate arguments to specific intrinsics.
11876 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11877 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11878 the instruction predicate.
11880 Fix tree check errors with latest update.
11881 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11883 (spu_expand_builtin): Use CALL_EXPR_FN.
11885 Add missing specific intrinsics.
11886 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11888 * config/spu/spu_internals.h: Ditto.
11890 Fix incorrect operand modifiers.
11891 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11892 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11894 Optimize one case of zero_extend of a vec_select.
11895 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11897 Accept any immediate for hbr.
11898 * config/spu/spu.md (hbr): Change s constraints to i.
11900 2007-02-21 Paul Brook <paul@codesourcery.com>
11902 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11903 condexec_count when skipping USE and CLOBBER.
11905 2007-02-21 Nick Clifton <nickc@redhat.com>
11907 * common.opt (Warray-bounds): Add Warning attribute.
11908 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11910 (fsized-zeroes): Add Optimization attribute.
11911 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11912 * c.opt (Wc++0x-compat): Add Warning attribute.
11914 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11916 PR middle-end/30761
11917 * reload1.c (eliminate_regs_in_insn): In the single_set special
11918 case, attempt to re-recognize the insn before falling back to
11919 having reload fix it up.
11921 2007-02-20 Eric Christopher <echristo@gmail.com>
11923 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11924 Rewrite accordingly.
11925 (frv_read_iacc_argument): Ditto.
11926 (frv_expand_set_builtin): Take a call instead of arglist, update for
11928 (frv_expand_unop_builtin): Ditto.
11929 (frv_expand_binop_builtin): Ditto.
11930 (frv_expand_cut_builtin): Ditto.
11931 (frv_expand_binopimm_builtin): Ditto.
11932 (frv_expand_voidbinop_builtin): Ditto.
11933 (frv_expand_int_void2arg): Ditto.
11934 (frv_expand_prefetches): Ditto.
11935 (frv_expand_voidtriop_builtin): Ditto.
11936 (frv_expand_voidaccop_builtin): Ditto.
11937 (frv_expand_load_builtin): Ditto.
11938 (frv_expand_store_builtin): Ditto.
11939 (frv_expand_mdpackh_builtin): Ditto.
11940 (frv_expand_mclracc_builtin): Ditto.
11941 (frv_expand_mrdacc_builtin): Ditto.
11942 (frv_expand_mwtacc_builtin): Ditto.
11943 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11946 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11948 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11949 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11951 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11952 point instructions.
11953 * configure: Regenerate.
11954 * config.in: Regenerate.
11955 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11956 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11957 masks to power6 and power6x and to POWERPC_MASKS.
11958 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11960 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11961 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11962 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11963 Access PROTOTYPE as variable, not mask.
11965 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11967 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11968 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11969 * combine.c (adjust_for_new_dest): Use it.
11970 * postreload.c (reload_combine): Likewise.
11972 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11974 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11975 notes on an insn with multiple sets, even if single_set returns
11976 non-NULL for that insn.
11978 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11980 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11981 scalbn and scalbln.
11983 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11985 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11986 if user didn't pass it.
11987 * config/i386/darwin.h (CC1_SPEC): Likewise.
11988 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11989 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11990 -mmacosx-version-min.
11992 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11993 Uros Bizjak <ubizjak@gmail.com>
11995 * optabs.h (enum optab_index): Add new OTI_scalb.
11996 (scalb_optab): Define corresponding macro.
11997 * optabs.c (init_optabs): Initialize scalb_optab.
11998 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12000 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12001 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12002 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12003 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12004 flag_unsafe_math_optimizations is set.
12006 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12007 to implement scalbf, scalb and scalbl built-ins as inline x87
12010 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12011 DJ Delorie <dj@redhat.com>
12014 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12015 (diagnostic_report_diagnostic): ... here, and turn them into real
12016 errors. If warnings are inhibited, no need to do anything.
12018 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12020 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12021 better code generation.
12023 2007-02-20 Ben Elliston <bje@au.ibm.com>
12025 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12027 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12029 * config/alpha/alpha.c, config/alpha/alpha.md,
12030 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12031 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12032 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12033 config/arm/lib1funcs.asm: Follow spelling conventions.
12035 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12036 config/fr30/fr30.md, config/i386/i386.h,
12037 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12038 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12039 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12040 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12041 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12042 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12043 config/sparc/sparc.c, config/sparc/sparc.h,
12044 config/sparc/sparc.md, config/spu/constraints.md,
12045 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12048 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12051 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12054 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12056 * doc/invoke.texi (-ftree-lrs): Remove.
12058 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12060 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12063 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12065 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12066 new CALL_EXPR_FN macro for retrieving the function
12067 declaration of the input expression.
12069 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12071 * c.opt (Waddress): New.
12072 * common.opt (Walways-true): Delete.
12073 (Wstring-literal-comparison): Delete.
12074 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12075 -Wstring-literal-comparison. Add -Waddress.
12077 (Walways-true): Delete.
12078 (Wstring-literal-comparison): Delete.
12079 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12080 consistently instead of -Walways-true in example.
12081 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12082 * c-typeck.c (parser_build_binary_op): Replace
12083 -Wstring-literal-comparison and -Walways-true with -Waddress.
12084 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12087 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12089 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12090 without DECL_STRUCT_FUNCTION initialized.
12092 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12094 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12095 due to calls to functions taking pointers as parameters.
12097 2007-02-19 Richard Henderson <rth@redhat.com>
12100 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12103 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12105 * config/s390/s390.c (s390_call_saved_register_used,
12106 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12107 accessed to the new scheme.
12109 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12111 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12112 (cris_print_index, cris_print_operand, cris_print_operand_address)
12113 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12114 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12115 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12116 GET_CODE () == xxx.
12117 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12118 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12119 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12120 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12121 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12122 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12123 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12124 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12125 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12126 (uminsi3, call, call_value): Ditto.
12127 (define_split: indir_to_reg_split, unnamed): Ditto.
12129 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12131 PR tree-optimization/30975
12132 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12135 2007-02-18 Eric Christopher <echristo@gmail.com>
12137 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12138 Remove use of arglist.
12139 (mips_expand_builtin): Remove use of arglist, pass in expr.
12140 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12141 (mips_expand_builtin_movtf): Ditto.
12142 (mips_expand_builtin_compare): Ditto.
12144 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12146 * tree-sra.c (sra_build_assignment): Replace assertion
12147 checking with a comment explaining why it can't be done.
12149 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12151 PR middle-end/30833
12152 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12153 during CALL_EXPR representation conversion.
12154 * tree-ssa-propagate.c (set_rhs): Likewise.
12156 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12158 * tree-sra.c (sra_build_assignment): Disable assertion checking
12161 2007-02-18 Roger Sayle <roger@eyesopen.com>
12163 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12164 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12165 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12167 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12168 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12169 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12170 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12171 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12172 force_gimple_operand): Likewise.
12173 * ipa-cp.c (constant_val_insert): Likewise.
12174 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12175 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12176 perfect_nestify): Likewise.
12177 * langhooks.c (lhd_omp_assignment): Likewise.
12178 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12179 lower_copyprivate_clauses, lower_send_clauses,
12180 lower_send_shared_vars, expand_parallel_call,
12181 expand_omp_for_generic, expand_omp_for_static_nochunk,
12182 expand_omp_for_static_chunk, expand_omp_sections,
12183 lower_omp_single_copy, lower_omp_for_lastprivate,
12184 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12185 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12186 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12189 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12191 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12192 config/sh/sh.md: Follow spelling conventions.
12194 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12195 config/frv/predicates.md: Follow spelling conventions.
12197 * config/m68k/linux-unwind.h: Fix a comment typo.
12198 * target.h: Follow spelling conventions.
12200 2007-02-18 Roger Sayle <roger@eyesopen.com>
12202 PR rtl-optimization/28173
12203 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12204 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12205 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12206 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12207 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12209 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12211 * builtins.c (fold_builtin_load_exponent): New.
12212 (fold_builtin_2): Use it.
12214 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12216 PR rtl-optimization/30773
12217 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12218 if we fail to attach a REG_EQUIV note.
12220 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12221 Roger Sayle <roger@eyesopen.com>
12223 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12225 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12227 * calls.c (initialize_argument_information): Pass original EXP
12228 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12229 code to split complex arguments here, as part of initializing the
12231 (expand_call): Remove code that builds a list of arguments and
12232 inserts implicit arguments into it. Instead, just count how many
12233 implicit arguments there will be so we can determine the size of
12234 the ARGS array, and let initialize_argument_information do the work.
12235 (split_complex_values): Delete unused function.
12237 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12239 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12241 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12243 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12244 for arg pointer based indexed addressing.
12246 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12248 * config/ia64/ia64.h, config/ia64/ia64.md,
12249 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12250 spelling conventions.
12252 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12254 * config/m68k/m68k.c (split_di): New.
12255 * config/m68k/m68k-protos.h: Declare split_di.
12256 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12257 Improve predicate handling and split constant shifts.
12259 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12261 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12262 parameter for register bitfield operations, general predicates
12265 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12267 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12268 * config/m68k/linux-unwind.h: New file.
12270 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12272 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12273 config/i386/athlon.md, config/ia64/ia64.md,
12274 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12275 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12276 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12277 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12278 tree-vect-transform.c: Fix comment typos.
12280 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12282 * sched-deps.c (find_insn_list): Remove.
12283 * sched-int.h: Remove the prototype for find_insn_list.
12285 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12287 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12289 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12290 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12291 darwin_rs6000_override_options.
12292 (C_COMMON_OVERRIDE_OPTIONS): Expect
12293 darwin_macosx_version_min to be non-NULL always.
12294 (TARGET_C99_FUNCTIONS): Likewise.
12295 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12296 (DARWIN_MINVERSION_SPEC): New.
12297 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12298 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12300 (DARWIN_MINVERSION_SPEC): New.
12301 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12303 * config/darwin-c.c (darwin_cpp_builtins): Expect
12304 darwin_macosx_version_min to be non-NULL always.
12306 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12308 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12310 * config/i386/i386.h (x86_use_xchgb): New.
12311 (TARGET_USE_XCHGB): New macro.
12312 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12313 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12314 Split after reload into bswaphi for shifts of 8.
12315 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12316 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12317 or when optimizing for size.
12319 2007-02-16 Richard Guenther <rguenther@suse.de>
12320 Christian Bruel <christian.bruel@st.com>
12322 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12323 DECLs but prefer SSA_NAMEs over DECLs.
12325 2007-02-16 Richard Guenther <rguenther@suse.de>
12327 * tree-flow-inline.h (single_imm_use_p): Remove.
12328 (zero_imm_uses_p): Likewise.
12329 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12330 instead of single_imm_use_p.
12331 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12334 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12337 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12338 nested double- and backquotes.
12340 2007-02-15 Roger Sayle <roger@eyesopen.com>
12342 PR middle-end/30391
12343 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12344 should be unreachable.
12345 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12346 For the time being redirect GIMPLE_MODIFY_STMT to the new
12347 (renamed) build_gimple_modify_stmt_stat.
12348 (build2_gimple_stat): Rename to...
12349 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12350 Always build a GIMPLE_MODIFY_STMT node.
12351 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12352 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12355 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12356 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12357 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12358 expand_complex_div_wide): Likewise.
12359 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12360 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12361 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12362 * tree-ssa-loop-manip.c (create_iv): Likewise.
12363 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12364 abs_replacement): Likewise.
12365 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12366 realify_fake_stores): Likewise.
12368 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12369 node rather than a GIMPLE_MODIFY_STMT node.
12370 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12371 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12373 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12374 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12375 GIMPLE_MODIFY_STMT.
12377 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12379 PR middle-end/30433
12380 * fold-const.c (fold_comparison): Add back the
12381 folding of constant complex comparisions.
12383 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12385 PR middle-end/30729
12386 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12387 effects unknown to this function, return early.
12389 2007-02-15 Ian Lance Taylor <iant@google.com>
12391 * lower-subreg.c (move_eh_region_note): New static function.
12392 (resolve_simple_move): Call it.
12393 (decompose_multiword_subregs): Track blocks for which we resolve a
12394 simple move which is also a control flow insn. Pass them to
12395 find_many_sub_basic_blocks.
12396 (pass_lower_subreg): Add TODO_verify_flow.
12397 (pass_lower_subreg2): Likewise.
12399 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12400 Brooks Moses <brooks.moses@codesourcery.com>
12401 Lee Millward <lee.millward@codesourcery.com>
12403 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12404 (VL_EXP_CLASS_P): New.
12405 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12407 (TREE_OPERAND_CHECK_CODE): Likewise.
12408 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12409 (TREE_RTL_OPERAND_CHECK): Likewise.
12410 (tree_operand_check_failed): Make second parameter the whole tree
12411 instead of its code. Fixed callers.
12412 (VL_EXP_CHECK): New.
12413 (TREE_OPERAND_LENGTH): New.
12414 (VL_EXP_OPERAND_LENGTH): New.
12415 (CALL_EXPR_FN): New.
12416 (CALL_EXPR_STATIC_CHAIN): New.
12417 (CALL_EXPR_ARGS): New.
12418 (CALL_EXPR_ARG): New.
12419 (call_expr_nargs): New.
12420 (CALL_EXPR_ARGP): New.
12421 (build_nt_call_list): Declare.
12422 (build_vl_exp_stat): Declare.
12423 (build_vl_exp): New.
12424 (build_call_list): Declare.
12425 (build_call_nary): Declare.
12426 (build_call_valist): Declare.
12427 (build_call_array): Declare.
12428 (call_expr_arg): Declare.
12429 (call_expr_argp): Declare.
12430 (call_expr_arglist): Declare.
12431 (fold_build_call_list): Declare.
12432 (fold_build_call_list_initializer): Declare.
12433 (fold_call_expr): Declare to replace fold_builtin.
12434 (fold_builtin_fputs): Update to agree with modified definition.
12435 (fold_builtin_strcpy): Likewise.
12436 (fold_builtin_strncpy): Likewise.
12437 (fold_builtin_memory_chk): Likewise.
12438 (fold_builtin_stxcpy_chk): Likewise.
12439 (fold_builtin_strncpy_chk): Likewise.
12440 (fold_builtin_next_arg): Likewise.
12441 (fold_build_call_expr): Declare.
12442 (fold_builtin_call_list): Declare.
12443 (fold_builtin_call_valist): Declare.
12444 (build_call_expr): Declare.
12445 (validate_arglist): Update to agree with modified definition.
12446 (tree_operand_length): New.
12447 (call_expr_arg_iterator): New.
12448 (init_call_expr_arg_iterator): New.
12449 (next_call_expr_arg): New.
12450 (first_call_expr_arg): New.
12451 (more_call_expr_args_p): New.
12452 (FOR_EACH_CALL_EXPR_ARG): New.
12454 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12455 and tcc_gimple_stmt.
12456 (tree_code_size): Update documentation. Use sizeof (tree) rather
12457 than sizeof (char *).
12458 (tree_size): Likewise. Add case for tcc_vl_exp.
12459 (tree_node_structure): Add case for tcc_vl_exp.
12460 (contains_placeholder_p): Likewise.
12461 (substitute_in_expr): Likewise.
12462 (substitute_placeholder_in_expr): Likewise.
12463 (stabilize_reference_1): Likewise.
12464 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12465 to diagnose breakage of this interface for constructing CALL_EXPRs.
12466 (build_nt): Add similar assertion here.
12467 (build_nt_call_list): New.
12468 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12469 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12471 (get_callee_fndecl): Use new CALL_EXPR accessors.
12472 (tree_operand_check_failed): Change parameters to pass entire node
12473 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12474 (process_call_operands): New.
12475 (build_vl_exp_stat): New.
12476 (build_call_list): New.
12477 (build_call_nary): New.
12478 (build_call_valist): New.
12479 (build_call_array): New.
12480 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12481 (call_expr_arglist): New.
12483 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12484 tcc_vl_exp instead of a fixed-size tcc_expression.
12486 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12487 accessors for CALL_EXPRs.
12488 (AGGR_INIT_EXPR): Likewise.
12490 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12491 Brooks Moses <brooks.moses@codesourcery.com>
12492 Lee Millward <lee.millward@codesourcery.com>
12494 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12495 (expand_builtin_nonlocal_goto): Change parameter to be entire
12496 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12497 (expand_builtin_prefetch): Likewise.
12498 (expand_builtin_classify_type): Likewise.
12499 (mathfn_built_in): Return NULL_TREE instead of 0.
12500 (expand_errno_check): Use new CALL_EXPR accessors.
12501 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12502 Return NULL_RTX instead of 0.
12503 (expand_builtin_mathfn_2): Likewise.
12504 (expand_builtin_mathfn_3): Likewise.
12505 (expand_builtin_interclass_mathfn): Likewise.
12506 (expand_builtin_sincos): Likewise.
12507 (expand_builtin_cexpi): Likewise.
12508 (expand_builtin_int_roundingfn): Likewise.
12509 (expand_builtin_int_roundingfn_2): Likewise.
12510 (expand_builtin_pow): Likewise.
12511 (expand_builtin_powi): Likewise.
12512 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12513 of arglist, fixing callers appropriately. Use new CALL_EXPR
12514 accessors and constructors. Return NULL_RTX instead of 0.
12515 (expand_builtin_strstr): Likewise.
12516 (expand_builtin_strchr): Likewise.
12517 (expand_builtin_strrchr): Likewise.
12518 (expand_builtin_strpbrk): Likewise.
12519 (expand_builtin_memcpy): Likewise.
12520 (expand_builtin_mempcpy): Likewise.
12521 (expand_builtin_mempcpy_args): New.
12522 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12523 (expand_builtin_memmove_args): New.
12524 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12525 (expand_movstr): Likewise.
12526 (expand_builtin_strcpy): Likewise.
12527 (expand_builtin_strcpy_args): New.
12528 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12529 (expand_builtin_strncpy): Likewise.
12530 (expand_builtin_memset): Likewise.
12531 (expand_builtin_memset_args): New.
12532 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12533 (expand_builtin_memcmp): Likewise.
12534 (expand_builtin_strcmp): Likewise.
12535 (expand_builtin_strncmp): Likewise.
12536 (expand_builtin_strcat): Likewise.
12537 (expand_builtin_strncat): Likewise.
12538 (expand_builtin_strspn): Likewise.
12539 (expand_builtin_strcspn): Likewise.
12540 (expand_builtin_args_info): Likewise.
12541 (expand_builtin_va_start): Likewise.
12542 (gimplify_va_arg_expr): Likewise.
12543 (expand_builtin_va_end): Likewise.
12544 (expand_builtin_va_copy): Likewise.
12545 (expand_builtin_frame_address): Likewise.
12546 (expand_builtin_alloca): Likewise.
12547 (expand_builtin_bswap): Likewise.
12548 (expand_builtin_unop): Likewise.
12549 (expand_builtin_fputs): Likewise.
12550 (expand_builtin_expect): Likewise.
12551 (expand_builtin_fabs): Likewise.
12552 (expand_builtin_copysign): Likewise.
12553 (expand_builtin_printf): Likewise.
12554 (expand_builtin_fprintf): Likewise.
12555 (expand_builtin_sprintf): Likewise.
12556 (expand_builtin_init_trampoline): Likewise.
12557 (expand_builtin_signbit): Likewise.
12558 (expand_builtin_fork_or_exec): Likewise.
12559 (expand_builtin_sync_operation): Likewise.
12560 (expand_builtin_compare_and_swap): Likewise.
12561 (expand_builtin_lock_test_and_set): Likewise.
12562 (expand_builtin_lock_release): Likewise.
12563 (expand_builtin): Likewise.
12564 (builtin_mathfn_code): Likewise.
12566 (fold_builtin_constant_p): Pass call arguments individually instead
12567 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12568 accessors and constructors. Return NULL_TREE instead of 0.
12569 (fold_builtin_expect): Likewise.
12570 (fold_builtin_classify_type): Likewise.
12571 (fold_builtin_strlen): Likewise.
12572 (fold_builtin_nan): Likewise.
12573 (integer_valued_real_p): Likewise.
12574 (fold_trunc_transparent_mathfn): Likewise.
12575 (fold_fixed_mathfn): Likewise.
12576 (fold_builtin_cabs): Likewise.
12577 (fold_builtin_sqrt): Likewise.
12578 (fold_builtin_cbrt): Likewise.
12579 (fold_builtin_cos): Likewise.
12580 (fold_builtin_cosh): Likewise.
12581 (fold_builtin_tan): Likewise.
12582 (fold_builtin_sincos): Likewise.
12583 (fold_builtin_cexp): Likewise.
12584 (fold_builtin_trunc): Likewise.
12585 (fold_builtin_floor): Likewise.
12586 (fold_builtin_ceil): Likewise.
12587 (fold_builtin_round): Likewise.
12588 (fold_builtin_int_roundingfn): Likewise.
12589 (fold_builtin_bitop): Likewise.
12590 (fold_builtin_bswap): Likewise.
12591 (fold_builtin_logarithm): Likewise.
12592 (fold_builtin_hypot): Likewise.
12593 (fold_builtin_pow): Likewise.
12594 (fold_builtin_powi): Likewise.
12595 (fold_builtin_exponent): Likewise.
12596 (fold_builtin_memset): Likewise.
12597 (fold_builtin_bzero): Likewise.
12598 (fold_builtin_memory_op): Likewise.
12599 (fold_builtin_bcopy): Deleted; call site changed to invoke
12600 fold_builtin_memory_op directly.
12601 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12602 (fold_builtin_strncpy): Likewise.
12603 (fold_builtin_memcmp): Likewise.
12604 (fold_builtin_strcmp): Likewise.
12605 (fold_builtin_strncmp): Likewise.
12606 (fold_builtin_signbit): Likewise.
12607 (fold_builtin_copysign): Likewise.
12608 (fold_builtin_isascii): Likewise.
12609 (fold_builtin_toascii): Likewise.
12610 (fold_builtin_isdigit): Likewise.
12611 (fold_builtin_fabs): Likewise.
12612 (fold_builtin_abs): Likewise.
12613 (fold_builtin_fmin_fmax): Likewise.
12614 (fold_builtin_carg): Likewise.
12615 (fold_builtin_classify): Likewise.
12616 (fold_builtin_unordered_cmp): Likewise.
12618 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12619 New functions split out from fold_builtin_1.
12620 (fold_builtin_n): New.
12621 (fold_builtin_varargs): New.
12622 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12624 (fold_call_expr): New.
12625 (build_function_call_expr): Rewrite to use new helper function.
12626 (fold_builtin_call_list): New.
12627 (build_call_expr): New.
12628 (fold_builtin_call_valist): New.
12629 (rewrite_call_expr): New.
12630 (validate_arg): New.
12631 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12632 of an arglist. Change return type to bool. Use new CALL_EXPR
12635 (fold_builtin_strstr): Pass call arguments individually instead
12636 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12637 accessors and constructors. Return NULL_TREE instead of 0.
12638 (fold_builtin_strchr): Likewise.
12639 (fold_builtin_strrchr): Likewise.
12640 (fold_builtin_strpbrk): Likewise.
12641 (fold_builtin_strcat): Likewise.
12642 (fold_builtin_strncat): Likewise.
12643 (fold_builtin_strspn): Likewise.
12644 (fold_builtin_strcspn): Likewise.
12645 (fold_builtin_fputs): Likewise.
12646 (fold_builtin_next_arg): Likewise.
12647 (fold_builtin_sprintf): Likewise.
12649 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12650 NULL_RTX instead of 0.
12651 (expand_builtin_memory_chk): Likewise.
12652 (maybe_emit_chk_warning): Likewise.
12653 (maybe_emit_sprintf_chk_warning): Likewise.
12655 (fold_builtin_object_size): Pass call arguments individually instead
12656 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12657 accessors and constructors. Return NULL_TREE instead of 0.
12658 (fold_builtin_memory_chk): Likewise.
12659 (fold_builtin_stxcpy_chk): Likewise.
12660 (fold_builtin_strncpy_chk): Likewise.
12661 (fold_builtin_strcat_chk): Likewise.
12662 (fold_builtin_strcat_chk): Likewise.
12663 (fold_builtin_strncat_chk): Likewise.
12664 (fold_builtin_sprintf_chk): Likewise.
12665 (fold_builtin_snprintf_chk): Likewise.
12666 (fold_builtin_printf): Likewise.
12667 (fold_builtin_vprintf): Likewise.
12669 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12671 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12672 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12673 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12674 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12675 (fold_unary): Likewise.
12676 (fold_binary): Likewise.
12677 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12678 ternary expressions.
12679 (fold): Add logic for tcc_vl_exp.
12680 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12681 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12682 (fold_build3_stat): Add assertion to flag broken interface for
12683 constructing CALL_EXPRs.
12684 (fold_build_call_list): New.
12685 (fold_build_call_list_initializer): New.
12686 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12688 (fold_strip_sign_ops): Likewise.
12690 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12691 Brooks Moses <brooks.moses@codesourcery.com>
12692 Lee Millward <lee.millward@codesourcery.com>
12694 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12695 accessors and dump arguments explicitly.
12697 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12699 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12701 (print_call_name): Use new CALL_EXPR accessors.
12703 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12704 CALL_EXPR arguments explicitly instead of as a list. Use
12705 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12707 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12708 (vrp_visit_stmt): Likewise.
12710 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12711 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12713 (force_move_till_expr): Likewise.
12715 * targhooks.c (default_external_stack_protect_fail): Use
12716 build_call_expr instead of build_function_call_expr.
12717 (default_hidden_stack_protect_fail): Likewise.
12719 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12722 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12723 and walk arguments explicitly.
12725 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12726 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12727 (expand_simple_operations): Likewise.
12728 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12730 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12731 of TREE_CODE_LENGTH.
12732 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12734 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12735 instead of TREE_CODE_LENGTH.
12737 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12738 (tree_ic_transform): Likewise.
12739 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12740 parameter instead of arglist. Fix callers.
12741 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12742 (tree_stringops_transform): Likewise.
12743 (tree_indirect_call_to_profile): Likewise.
12744 (tree_stringops_values_to_profile): Likewise.
12746 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12747 (eliminate_tail_call): Likewise.
12749 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12751 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12752 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12754 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12756 * omp-low.c (build_omp_barrier): Use build_call_expr.
12757 (lower_rec_input_clauses): Likewise.
12758 (lower_reduction_clauses): Likewise.
12759 (expand_parallel_call): Likewise.
12760 (maybe_catch_exception): Likewise.
12761 (expand_omp_for_generic): Likewise.
12762 (expand_omp_for_static_nochunk): Likewise.
12763 (expand_omp_sections): Likewise.
12764 (lower_omp_single_simple): Likewise.
12765 (lower_omp_single_copy): Likewise.
12766 (lower_omp_master): Likewise.
12767 (lower_omp_ordered): Likewise.
12768 (lower_omp_critical): Likewise.
12770 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12771 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12773 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12774 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12775 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12777 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12778 and generalize to handle any number of operands.
12779 (chrec_contains_undetermined): Likewise.
12780 (tree_contains_chrecs): Likewise.
12781 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12783 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12785 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12786 fold_call_expr instead of fold_builtin.
12787 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12788 match declarations there.
12789 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12792 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12793 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12795 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12796 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12798 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12801 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12802 (execute_cse_sincos): Use new CALL_EXPR accessors.
12804 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12806 * gimple-low.c (lower_function_body): Use build_call_expr.
12807 (lower_builtin_setjmp): Likewise.
12809 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12810 (set_storage_via_libcall): Likewise.
12811 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12812 instead of TREE_CODE_LENGTH.
12813 (expand_expr_real_1): Use new CALL_EXPR accessors.
12815 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12816 generalize to handle any number of operands.
12817 (TB_parent_eq): Likewise.
12819 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12820 (strip_builtin_expect): Likewise.
12822 * function.c (gimplify_parameters): Use build_call_expr.
12824 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12825 instead of TREE_CODE_LENGTH.
12827 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12828 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12830 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12833 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12834 (gimplify_decl_expr): Likewise.
12835 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12836 Use new CALL_EXPR iterators.
12837 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12838 (gimplify_modify_expr_to_memset): Likewise.
12839 (gimplify_variable_sized_compare): Likewise.
12840 (gimplify_omp_atomic_fetch_op): Likewise.
12841 (gimplify_omp_atomic_pipeline): Likewise.
12842 (gimplify_omp_atomic_mutex): Likewise.
12843 (gimplify_function_tree): Likewise.
12845 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12846 (call_expr_flags): Likewise.
12847 (expand_call): Likewise.
12849 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12850 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12853 * coverage.c (create_coverage): Use build_call_expr.
12855 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12856 (temp_call_expr_obstack): New.
12857 (pool_copy_list): Delete.
12858 (temp_copy_call_expr): New.
12859 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12860 CALL_EXPR accessors. Get rid of special goo for copying argument
12861 lists and use temp_copy_call_expr instead.
12862 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12863 CALL_EXPR accessors.
12864 (create_expression_by_pieces): Likewise. Use build_call_array
12865 to construct the result instead of fold_build3.
12866 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12867 dealing with argument lists.
12868 (init_pre): Remove references to expression_node_pool and
12869 list_node_pool. Init temp_call_expr_obstack instead.
12870 (fini_pre): Remove references to expression_node_pool and
12873 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12874 and walk arguments explicitly instead of as a list.
12876 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12877 (mx_register_decls): Likewise.
12878 (mudflap_register_call): Likewise.
12879 (mudflap_finish_file): Likewise.
12881 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12882 (ipa_callsite_compute_param): Likewise.
12884 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12885 accessors and constructor.
12887 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12888 accessors and constructor.
12889 (convert_tramp_reference): Likewise.
12890 (convert_call_expr): Likewise.
12891 (finalize_nesting_tree_1): Likewise.
12893 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12896 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12898 * tree-inline.c (initialize_inlined_parameters): Pass entire
12899 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12901 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12902 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12904 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12905 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12906 (vectorizable_reduction): Likewise.
12907 (vectorizable_call): Use new CALL_EXPR iterators.
12908 (vectorizable_conversion): Use build_call_expr.
12909 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12910 (vect_gen_widened_results_half): Use build_call_expr.
12911 (vect_setup_realignment): Likewise.
12912 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12914 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12915 (pass_through_call): Likewise.
12916 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12919 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12920 (tree_gen_pow2_profiler): Likewise.
12921 (tree_gen_one_value_profiler): Likewise.
12922 (tree_gen_ic_func_profiler): Likewise.
12923 (tree_gen_average_profiler): Likewise.
12924 (tree_gen_ior_profiler): Likewise.
12926 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12927 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12928 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12930 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12931 of TREE_CODE_LENGTH.
12933 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12934 of TREE_CODE_LENGTH.
12936 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12938 (convert_to_integer): Likewise.
12940 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12943 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12944 Brooks Moses <brooks.moses@codesourcery.com>
12945 Lee Millward <lee.millward@codesourcery.com>
12947 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12949 * config/frv/frv.c (frv_expand_builtin): Likewise.
12950 * config/s390/s390.c (s390_expand_builtin): Likewise.
12952 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12953 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12955 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12956 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12957 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12958 (ix86_expand_store_builtin): Likewise.
12959 (ix86_expand_unop_builtin): Likewise.
12960 (ix86_expand_unop1_builtin): Likewise.
12961 (ix86_expand_sse_compare): Likewise.
12962 (ix86_expand_sse_comi): Likewise.
12963 (ix86_expand_vec_init_builtin): Likewise.
12964 (ix86_expand_vec_ext_builtin): Likewise.
12965 (ix86_expand_vec_set_builtin): Likewise.
12966 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12968 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12969 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12971 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12972 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12973 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12975 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12977 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12978 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12979 arglist. Use new CALL_EXPR accessors. Fix callers.
12980 (altivec_expand_abs_builtin): Likewise.
12981 (rs6000_expand_binop_builtin): Likewise.
12982 (altivec_expand_predicate_builtin): Likewise.
12983 (altivec_expand_lv_builtin): Likewise.
12984 (spe_expand_stv_builtin): Likewise.
12985 (altivec_expand_stv_builtin): Likewise.
12986 (rs6000_expand_ternop_builtin): Likewise.
12987 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12988 (altivec_expand_st_builtin): Likewise.
12989 (altivec_expand_dst_builtin): Likewise.
12990 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12991 arglist. Use new CALL_EXPR accessors. Fix callers.
12992 (altivec_expand_vec_set_builtin): Likewise.
12993 (altivec_expand_vec_ext_builtin): Likewise.
12994 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12995 (spe_expand_builtin): Likewise.
12996 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12997 arglist. Use new CALL_EXPR accessors. Fix callers.
12998 (spe_expand_evsel_builtin): Likewise.
12999 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13000 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13002 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13003 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13004 (arm_expand_unop_builtin): Likewise.
13005 (arm_expand_builtin): Use new CALL_EXPR accessors.
13007 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13010 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
13011 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13012 (bfin_expand_unop_builtin): Likewise.
13013 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13015 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13016 Brooks Moses <brooks.moses@codesourcery.com>
13017 Lee Millward <lee.millward@codesourcery.com>
13019 * c-semantics.c (build_stmt): Add internal diagnostic check.
13021 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13022 accessors. Print arguments explicitly instead of as a list.
13024 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13026 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13027 (c_finish_omp_flish): Likewise.
13029 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13030 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13031 instead of TREE_CODE_LENGTH.
13032 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13033 (c_warn_unused_result): Likewise.
13035 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13038 * doc/invoke.texi (Warning Options): Remove
13039 -Werror-implicit-function-declaration.
13040 (Wimplicit-function-declaration): Update description.
13041 * opts.c (common_handle_option): Move handling of -Werror=* to...
13042 (enable_warning_as_error): ...here.
13043 * opts.h (enable_warning_as_error): Declare.
13044 * c-decl.c (implicit_decl_warning): Unless
13045 -Wno-implicit-function-declaration is given, emit a pedwarn if
13046 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13047 * c.opt (Wimplicit-function-declaration): Replace
13048 mesg_implicit_function_declaration with
13049 warn_implicit_function_declaration.
13050 * c-opts.c (c_common_handle_option):
13051 -Werror-implicit-function-declaration is exactly equal as
13052 -Werror=implicit-function-declaration.
13053 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13054 warn_implicit_function_declaration.
13055 (c_common_post_options): -Wimplict-function-declaration is enabled
13056 by default by -std=c99, otherwise is disabled by default.
13057 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13059 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13061 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13062 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13063 former is ignored but not the latter.
13065 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13067 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13068 is made and the reference doesn't use the alias set of its type,
13069 do not create the temporary using that type.
13071 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13073 * jump.c: Remove prototypes for delete_computation and
13074 delete_prior_computation.
13076 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13078 * jump.c (get_label_after): Delete.
13079 (get_label_before, delete_computation, delete_jump,
13080 delete_prior_computation, follow_jumps): Move...
13081 * reorg.c (delete_computation, delete_prior_computation): ... here...
13082 (get_label_before, delete_jump): ... making these static ...
13083 (follow_jumps): ... and simplifying this since it only runs after
13085 * rtl.h (get_label_after, get_label_before, delete_jump,
13086 follow_jumps): Delete prototypes.
13088 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13090 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13092 2007-02-15 Nick Clifton <nickc@redhat.com>
13094 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13095 order to prevent it from being munged by the target.
13097 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13099 * config/i386/i386.md: Remove misleading comment.
13101 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13103 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13104 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13107 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13109 * tree-sra.c (instantiate_missing_elements): Canonicalize
13111 (sra_build_assignment): New.
13112 (generate_copy_inout, generate_element_copy,
13113 generate_element_zero, generate_one_element_init): Use it.
13115 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13117 * tree-sra.c (instantiate_missing_elements): Canonicalize
13119 (sra_build_assignment): New.
13120 (generate_copy_inout, generate_element_copy,
13121 generate_element_zero, generate_one_element_init): Use it.
13123 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13125 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13128 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13130 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13131 types as aggregates not scalars.
13132 * function.c (assign_stack_temp_for_type): Likewise.
13134 2007-02-14 Roger Sayle <roger@eyesopen.com>
13135 Zdenek Dvorak <dvorakz@suse.cz>
13137 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13140 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13142 * passes.c (next_pass_1): Clear the next field of the copied
13145 2007-02-14 Richard Henderson <rth@redhat.com>
13147 * tree-sra.c (early_sra): New.
13148 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13149 (tree_sra_early, pass_sra_early): New.
13150 * tree-pass.h (pass_sra_early): Declare.
13151 * passes.c (init_optimization_passes): Use it.
13153 2007-02-14 Richard Guenther <rguenther@suse.de>
13155 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13157 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13159 PR tree-optimization/30771
13160 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13162 (vect_analyze_operations): Induction phis can now be marked as
13164 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13165 Update documentation accordingly.
13167 2007-02-14 Nick Clifton <nickc@redhat.com>
13169 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13170 most 3 arguments are supported.
13171 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13173 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13175 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13176 Ensure dst->current is valid.
13178 2007-02-13 Paul Brook <paul@codesourcery.com>
13180 * config.gcc: Add arm*-*-uclinux-*eabi.
13181 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13182 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13183 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13184 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13185 (LINK_SPEC): Define.
13186 (LIB_SPEC): Define.
13187 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13189 * config/arm/uclinux-eabi.h: New file.
13190 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13191 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13194 2007-02-13 Ian Lance Taylor <iant@google.com>
13196 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13197 * flags.h (warn_strict_overflow): Declare.
13198 (enum warn_strict_overflow_code): Define.
13199 (issue_strict_overflow_warning): New static inline function.
13200 * opts.c (warn_strict_overflow): New variable.
13201 (common_handle_option): Handle OPT_Wstrict_overflow and
13202 OPT_Wstrict_overflow_.
13203 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13205 * fold-const.c: Include intl.h.
13206 (fold_deferring_overflow_warnings): New static variable.
13207 (fold_deferred_overflow_warning): New static variable.
13208 (fold_deferred_overflow_code): New static variable.
13209 (fold_defer_overflow_warnings): New function.
13210 (fold_undefer_overflow_warnings): New function.
13211 (fold_undefer_and_ignore_overflow_warnings): New function.
13212 (fold_deferring_overflow_warnings_p): New function.
13213 (fold_overflow_warning): New static function.
13214 (make_range): Add strict_overflow_p parameter. Change all
13216 (extract_muldiv, extract_muldiv_1): Likewise.
13217 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13218 tree_expr_nonnegative_p.
13219 (fold_negate_expr): Call fold_overflow_warning.
13220 (fold_range_test): Likewise.
13221 (fold_comparison): Likewise.
13222 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13223 instead of tree_expr_nonnegative_p.
13224 (tree_expr_nonnegative_warnv_p): Rename from
13225 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13226 (tree_expr_nonnegative_p): New function.
13227 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13228 strict_overflow_p parameter.
13229 (tree_expr_nonzero_p): New function.
13230 * passes.c (verify_interpass_invariants): New static function.
13231 (execute_one_pass): Call it.
13232 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13234 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13235 (estimate_numbers_of_iterations): Likewise.
13236 (scev_probably_wraps_p): Likewise.
13237 * tree-ssa-ccp.c: Include "toplev.h".
13238 (evaluate_stmt): Defer fold overflow warnings until we know we are
13240 (struct fold_stmt_r_data): Add stmt field.
13241 (fold_stmt_r): Defer fold overflow warnings until we know we
13243 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13244 (fold_stmt_inplace): Likewise.
13245 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13246 (cleanup_control_expr_graph): Defer fold overflow warnings until
13247 we know we are going to optimize.
13248 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13249 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13251 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13252 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13253 * tree-ssa-loop-manip.c (create_iv): Likewise.
13254 * c-typeck.c (build_conditional_expr): Likewise.
13255 (build_binary_op): Likewise.
13256 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13257 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13258 (extract_range_from_unary_expr): Likewise.
13259 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13260 assuming that signed overflow does not occur.
13261 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13262 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13263 (fold_defer_overflow_warnings): Declare.
13264 (fold_undefer_overflow_warnings): Declare.
13265 (fold_undefer_and_ignore_overflow_warnings): Declare.
13266 (fold_deferring_overflow_warnings_p): Declare.
13267 (tree_expr_nonzero_warnv_p): Declare.
13268 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13269 of warning options.
13270 (Warning Options): Document -Wstrict-overflow.
13271 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13272 (tree-ssa-ccp.o): Likewise.
13273 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13274 (fold-const.o): Depend on intl.h.
13276 2007-02-13 Ian Lance Taylor <iant@google.com>
13278 PR middle-end/30751
13279 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13282 2007-02-13 Stuart Hastings <stuart@apple.com>
13284 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13286 2007-02-13 Richard Henderson <rth@redhat.com>
13288 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13289 handled_component_p before looking for the indirect_ref.
13291 2007-02-13 Richard Henderson <rth@redhat.com>
13293 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13294 remove flags clobber.
13295 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13296 (bswaphi_lowpart): New.
13297 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13298 remove TARGET_BSWAP test. Delete expander of the same name.
13300 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13301 (expand_unop): Use them.
13303 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13305 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13306 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13307 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13308 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13309 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13310 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13311 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13312 assembler dialect choice from asm templates.
13314 2007-02-12 Richard Henderson <rth@redhat.com>
13316 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13317 (fixuns_trunc<SSEMODEF>si2): Use it.
13318 * config/i386/sse.md (vec_setv4sf_0): Export.
13319 * config/i386/i386.c (ix86_build_const_vector): Export.
13320 (ix86_split_convert_uns_si_sse): Rename from
13321 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13322 * config/i386/i386-protos.h: Update.
13324 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13327 * c-typeck.c (c_finish_return): Improve warning message.
13329 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13331 * alias.c (find_symbolic_term): Delete unused function.
13333 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13335 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13336 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13337 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13339 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13341 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13342 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13343 the function, temporarily point the debug interface to the null one.
13345 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13347 * dwarf2out.c (round_up_to_align): New static function.
13348 (field_byte_offset): Use it to round the offset.
13350 2007-02-12 Richard Henderson <rth@redhat.com>
13352 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13353 (inswl_const): Export.
13355 2007-02-12 Richard Henderson <rth@redhat.com>
13357 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13358 result mode of the libcall, convert back to outmode.
13360 2007-02-12 Roger Sayle <roger@eyesopen.com>
13362 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13363 (bswapdi2): New define_expand to implement 32-bit implementation.
13365 2007-02-12 Nick Clifton <nickc@redhat.com>
13367 * doc/invoke.texi (Overall Options): Document --help=.
13368 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13369 (cc1_options): Pass --help= on to cc1.
13370 (display_help): Add description of --help=.
13371 (process_command): Add code to handle --help=. Allow translated
13372 --help and --target-help switches to be passed on to compiler
13374 (main): Remove unused if statement.
13375 * opts.c (columns): Remove.
13376 (LEFT_COLUMN): Define.
13377 (wrap_help): Add columns argument.
13378 (print_filtered_help): Change parameters to be an include bitmask,
13379 an exclude bitmask, an any bitmask and the column width. Move the
13380 code to display the params list here. Add code to display the
13381 status of options rather than their descriptions if the quiet flag
13383 (print_specific_help): Change parameters to be an include bitmask,
13384 an exclude bitmask and an any bitmask. Move code to look up the
13385 column width here. Decide upon the title for an options listing.
13386 (common_handle_options): Add code to handle --help=. Adapt code
13387 for --help and --target-help to use the revised form of the
13388 print_specific_help function.
13389 (print_help): Delete.
13390 (print_param_help): Delete.
13391 (print_switch): Delete.
13392 * opts.h (cl_lang_count): Add prototype.
13393 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13394 CL_MAX_OPTION_CLASS): New defines.
13395 * optc-gen.awk: Add construction of cl_lang_count.
13396 * c.opt: Add Warning attribute to warning options and Optimization
13397 attribute to optimization options.
13398 * common.opt: Likewise.
13400 Add -fhelp and -ftarget-help as aliases for the transformed --help
13401 and --target-help options.
13402 * opt-functions.awk: Add code to handle Warning and Optimization
13405 2007-02-12 Richard Henderson <rth@redhat.com>
13407 * config/alpha/constraints.md: New file.
13408 * config/alpha/alpha.c: Include tm-constrs.h.
13409 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13410 alpha_extra_constraint): Remove.
13411 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13412 * config/alpha/alpha-protos.h: Update.
13413 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13414 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13415 (EXTRA_CONSTRAINT): Remove.
13416 * config/alpha/alpha.md: Include constraints.md.
13417 (adddi splitter): Use satisfies_constraint_*.
13418 * config/alpha/predicates.md (add_operand): Likewise.
13419 (sext_add_operand, addition_operation): Likewise.
13421 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13423 PR tree-optimization/29145
13424 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13425 in our handling of restrict qualified pointers.
13427 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13430 * doc/invoke.texi (Wunused-value): Update description.
13431 (Wextra): Delete item.
13432 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13433 value of Wunused-value.
13434 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13435 (c_finish_stmt_expr): Don't check extra_warnings.
13436 (emit_side_effect_warnings): The caller is responsible to check
13439 2007-02-11 Roger Sayle <roger@eyesopen.com>
13440 Matt Thomas <matt@3am-software.com>
13442 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13444 2007-02-11 Roger Sayle <roger@eyesopen.com>
13446 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13447 comparisons of POPCOUNT against zero.
13448 (simplify_const_relational_operation): Likewise.
13450 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13452 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13454 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13456 * dwarf2out.c (root_type): Delete unused function.
13458 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13460 * genattrtab.c (contained_in_p): Delete unused function.
13461 (write_expr_attr_cache): Likewise.
13463 2007-02-11 Jan Hubicka <jh@suse.cz>
13465 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13468 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13470 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13471 to add the REG_EQ* note.
13472 * see.c (see_merge_one_use_extension): Likewise.
13473 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13474 turn REG_EQUAL notes into REG_EQUIV notes if the target
13475 register may have more than one set.
13476 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13477 * gcse.c (try_replace_reg): Likewise.
13478 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13479 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13480 more than one REG_EQUIV note.
13481 * reload1.c (gen_reload): Use set_unique_reg_note.
13483 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13485 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13486 (ix86_builtin_conversion): New function.
13488 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13491 * tree.h (DECL_REPLACEABLE_P): New macro.
13492 * except.c (set_nothrow_function_flags): Likewise.
13494 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13495 Ira Rosen <irar@il.ibm.com>
13496 Dorit Nuzman <dorit@il.ibm.com>
13498 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13499 * targhooks.c (default_builtin_vectorized_conversion): New.
13500 * targhooks.h (default_builtin_vectorized_function): New declaration.
13501 * target.h (struct vectorize): Add builtin_conversion field.
13502 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13503 stmt_vec_info_type value.
13504 (vectorizable_conversion): New declaration.
13505 * tree-vect-analyze.c (vect_analyze_operations): Add
13506 vectorizable_conversion call.
13507 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13508 * tree-vect-transform.c (vectorizable_conversion): New function.
13509 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13510 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13512 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13513 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13514 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13515 or ALTIVEC_BUILTIN_VCFSX.
13517 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13520 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13521 CONST_DOUBLE and operand 0 is a hard register.
13522 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13523 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13524 is a hard floating-point register.
13526 2007-02-10 Richard Henderson <rth@redhat.com>
13527 Jakub Jelinek <jakub@redhat.com>
13528 Alexandre Oliva <aoliva@redhat.com>
13530 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13531 * builtin-types.def (BT_WORD): Make unsigned.
13532 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13533 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13534 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13535 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13536 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13537 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13539 * expr.c (emutls_var_address): New.
13540 (expand_expr_real_1): Expand emulated tls.
13541 (expand_expr_addr_expr_1): Likewise.
13542 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13543 * output.h (emutls_finish): Declare.
13544 * toplev.c (compile_file): Call it.
13545 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13546 address before wrapping in CONST.
13547 * varasm.c (emutls_htab, emutls_object_type): New.
13548 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13549 (get_emutls_object_name, get_emutls_object_type): New.
13550 (get_emutls_init_templ_addr, emutls_decl): New.
13551 (emutls_common_1, emutls_finish): New.
13552 (assemble_variable): When emulating tls, swap decls; generate
13553 constructor for the emutls objects.
13554 (do_assemble_alias): When emulating tls, swap decl and target name.
13555 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13557 * varpool.c (decide_is_variable_needed): Look at force_output.
13558 Recurse for emulated tls.
13559 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13560 with decide_is_variable_needed.
13561 * emutls.c: New file.
13562 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13563 tls_object for real tls.
13565 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13567 PR rtl-optimization/29599
13568 * reload1.c (eliminate_regs_in_insn): Take the destination
13569 mode into account when computing the offset.
13571 2007-02-09 Stuart Hastings <stuart@apple.com>
13572 Richard Henderson <rth@redhat.com>
13574 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13575 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13576 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13577 fixuns_truncdfhi2): New.
13578 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13579 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13580 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13581 (floatunssidf2): Allow nonimmediate source.
13582 * config/i386/sse.md (movdi_to_sse): New.
13583 (vec_concatv2di): Drop '*'.
13584 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13585 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13586 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13588 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13589 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13590 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13591 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13592 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13593 ix86_build_const_vector.
13594 (x86_emit_floatuns): Rewrite.
13596 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13598 * genautomata.c (longest_path_length): Delete unused function.
13599 (struct state): Delete unused longest_path_length.
13600 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13601 (get_free_state): Delete unused.
13603 2007-02-09 Jan Hubicka <jh@suse.cz>
13605 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13606 * doc/invoke.texi (inline-unit-growth): Update default value.
13608 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13609 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13610 (rebuild_cgraph_edges): Likewise.
13611 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13612 (dump_cgraph_node): Dump frequencies.
13613 (cgraph_clone_edge): Add frequency scales.
13614 (cgraph_clone_node): Add freuqnecy.
13615 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13616 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13617 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13618 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13619 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13620 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13621 (save_inline_function_body): Likewise.
13622 * ipa-inline.c: inluce rtl.h
13623 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13624 (cgraph_edge_badness): Use frequencies.
13625 (cgraph_decide_recursive_inlining): Update clonning.
13626 (cgraph_decide_inlining_of_small_function): Dump frequency.
13627 * predict.c (estimate_bb_frequencies): Export.
13628 * predict.h (estimate_bb_frequencies): Declare.
13629 * tree-inline.c (copy_bb): Watch overflows.
13630 (expand_call_inline): Update call of cgraph_create_edge.
13631 (optimize_inline_calls): Use TODO flags to update frequnecies.
13632 * passes.h: Include predict.h
13633 (init_optimization_passes): Move profile ahead.
13634 (execute_function_todo): Handle TODO_rebuild_frequencies.
13636 2007-02-09 Roger Sayle <roger@eyesopen.com>
13638 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13639 the insbl or inswl pattern into a register.
13641 2007-02-09 Roger Sayle <roger@eyesopen.com>
13643 * config/ia64/ia64.md (bswapdi2): New define_insn.
13645 2007-02-09 Richard Henderson <rth@redhat.com>
13647 * config/i386/constraints.md (Ym): New constraint.
13648 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13649 (movdi_1_rex64): Split sse and xmm general register moves from
13650 memory move alternatives. Use conditional register constraints.
13651 (movsf_1, movdf_integer): Likewise.
13652 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13653 (movdf_integer_rex64): New.
13654 (pushsf_rex64): Fix output constraints.
13655 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13656 (sse2_stored): Likewise.
13657 (sse2_storeq_rex64): New.
13658 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13659 amd and not generic.
13660 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13661 for optimize_size. Remove SF/DFmode hack.
13663 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13665 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13668 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13669 Richard Sandiford <richard@codesourcery.com>
13671 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13672 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13673 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13674 m68k/t-mlib to tmake_file.
13675 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13676 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13677 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13678 Allow it to be cf or m68k. Set m68k_arch_family. If that
13679 variable is not empty, add t-$m68k_arch_family to tmake_file.
13680 Add t-mlibs to tmake_file.
13681 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13682 * config/m68k/t-cf: New file.
13683 * config/m68k/t-m68k: Likewise.
13684 * config/m68k/t-mlibs: Likewise.
13685 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13686 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13687 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13688 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13689 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13691 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13692 (INSTALL_LIBGCC): Delete.
13693 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13694 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13695 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13696 (M68K_MLIB_CPU): Define.
13697 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13698 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13699 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13701 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13702 Richard Guenther <rguenther@suse.de>
13704 PR middle-end/23361
13705 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13706 against INT_MIN/INT_MAX.
13707 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13708 file if a loop is removed.
13710 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13712 * calls.c (store_one_arg): Pass correct alignment to
13713 emit_push_insn for non-BLKmode values.
13714 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13715 unaligned stack slot via a suitably aligned slot.
13717 2007-02-08 DJ Delorie <dj@redhat.com>
13719 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13721 (legal_subregs): Use unsigned char, make const.
13722 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13724 2007-02-08 Paul Brook <paul@codesourcery.com>
13726 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13727 special interworking needed.
13729 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13731 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13732 conditional to __SSE2__.
13733 (Entries below should have been added to first ChangeLog
13734 entry for amdfam10 dated 2007-02-05)
13735 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13737 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13739 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13742 2007-02-08 DJ Delorie <dj@redhat.com>
13744 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13745 * config/m32c/m32c.c (legal_subregs): New.
13746 (m32c_illegal_subreg_p): New.
13747 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13748 unsupported subregs of hard regs.
13750 2007-02-08 Jan Hubicka <jh@suse.cz>
13752 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13753 the same one; always update histograms.
13755 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13757 * passes.c (init_optimization_passes): Tidy comment.
13759 2007-02-08 Roger Sayle <roger@eyesopen.com>
13761 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13762 strip zero_extend, bswap and rotates from POCOUNT's argument.
13763 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13764 zero_extend and rotates from PARITY's argument.
13765 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13766 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13767 of an integer constant at compile-time.
13769 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13772 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13774 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13777 * tree-ssa-live.c (remove_unused_locals): Do not remove
13778 TREE_ADDRESSABLE variables.
13779 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13780 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13781 FOR_CLOBBER. Update all users.
13782 If VAR has an associated alias set, add a virtual operand for
13783 it if no alias is found to conflict with the memory reference.
13785 2007-02-07 Jan Hubicka <jh@suse.cz>
13786 Robert Kidd <rkidd@crhc.uiuc.edu>
13788 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13790 2007-02-07 Ian Lance Taylor <iant@google.com>
13792 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13794 2007-02-07 Roger Sayle <roger@eyesopen.com>
13796 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13797 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13798 tablejumpdi, movsi_to_cr_one): Remove constraints from
13799 define_expand's match_operands.
13801 2007-02-07 Roger Sayle <roger@eyesopen.com>
13803 * global.c (compute_regsets): Move declatation of "i" inside of
13804 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13806 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13809 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13810 of INDIRECT_REF <RESULT_DECL>.
13812 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13814 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13815 Kaz Kojima <kkojima@gcc.gnu.org>
13818 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13820 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13822 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13824 * doc/loop.texi: Document possibility not to perform disambiguation
13825 of loops with multiple latches.
13826 * cfgloopmanip.c (alp_enum_p): Removed.
13827 (add_loop): Handle subloops. Use get_loop_body_with_size.
13828 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13829 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13830 the new forwarder block.
13831 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13832 Handle the case latch is NULL.
13833 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13834 when marking loop exits.
13835 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13837 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13838 disambiguate_loops_with_multiple_latches.
13839 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13840 before fix_loop_structure.
13841 * cfgloop.c: Include pointer-set.h and output.h.
13842 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13843 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13844 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13845 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13846 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13847 disambiguate_multiple_latches, get_loop_body_with_size,
13848 disambiguate_loops_with_multiple_latches): New functions.
13849 (flow_loop_dump): Dump multiple latch edges.
13850 (flow_loop_nodes_find): Handle loops with multiple latches.
13851 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13852 (glb_enum_p): Modified.
13853 (get_loop_body): Use get_loop_body_with_size.
13854 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13855 (AVOID_CFG_MODIFICATIONS): New constant.
13856 (disambiguate_loops_with_multiple_latches, add_loop,
13857 get_loop_body_with_size): Declare.
13858 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13860 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13862 PR inline-asm/28686
13863 * global.c (compute_regsets): New function.
13864 (global_alloc): Refactored ELIMINABLE_REGSET
13865 and NO_GLOBAL_ALLOC_REGS computation out.
13866 (rest_of_handle_global_alloc): Call compute_regsets()
13867 for non-optimizing case.
13869 2007-02-06 Richard Henderson <rth@redhat.com>
13871 * config/i386/constraints.md (Y2): Rename from Y.
13872 (Yi): New constraint.
13873 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13874 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13875 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13876 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13877 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13878 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13879 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13880 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13881 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13882 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13883 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13884 vec_extractv2si_1): Change Y constraints to Y2.
13885 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13886 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13887 Change Y constraints to Y2.
13888 (sse2_loadld): Change Y constraints to x.
13890 2007-02-06 Roger Sayle <roger@eyesopen.com>
13892 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13893 (parity<mode>2): New define_expand using rs6000_emit_parity.
13894 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13895 rs6000_emit_parity): New functions.
13896 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13897 rs6000_emit_parity): Prototype here.
13899 2007-02-06 Ian Lance Taylor <iant@google.com>
13901 * lower-subreg.c (simple_move_operand): Reject CONST.
13902 (resolve_clobber): Call validate_change rather than directly
13903 assigning to XEXP (pat, 0).
13905 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13907 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13908 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13909 (tree-cfg.o): Remove hashtab.h dependency.
13911 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13912 (struct ivopts_data): Change niters to pointer_map_t.
13913 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13914 (niter_for_exit): Create pointer_map on demand. Change for
13916 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13917 (free_loop_data): Destroy data->niters if created and reset field.
13918 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13919 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13921 * tree-ssa-reassoc.c: Include pointer-set.h.
13922 (bb_rank): Change to long *.
13923 (operand_rank): Change to pointer_map_t.
13924 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13925 (insert_operand_rank): Accept long.
13926 (operand_entry_hash, operand_entry_eq): Remove.
13927 (get_rank): Return long. Adjust for changes above.
13928 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13930 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13932 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13933 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13934 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13936 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13937 directly since it cannot be NULL.
13938 (get_vi_for_tree): Rewrite for pointer_map API.
13939 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13940 (init_alias_vars): Create vi_for_tree as pointer_map.
13941 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13943 * tree-cfg.c: Don't include hashtab.h.
13944 (edge_to_cases): Declare as pointer_map.
13945 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13947 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13948 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13949 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13951 (record_switch_edge): Delete.
13952 (get_cases_for_edge): Adjust for pointer_map API, inline
13953 record_switch_edge (rewritten for new API), remove goto.
13955 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13957 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13958 * tree-nested.c: Include pointer-set.h.
13959 (var_map_elt, var_map_eq, var_map_hash): Delete.
13960 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13961 to pointer_map_t's.
13962 (nesting_info_bitmap_obstack): New.
13963 (lookup_field_for_decl): Adjust for pointer_map API.
13964 (lookup_tramp_for_decl): Adjust for pointer_map API.
13965 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13966 (get_local_debug_decl): Adjust for pointer_map API.
13967 (convert_nl_goto_reference): Adjust for pointer_map API.
13968 (convert_nl_goto_receiver): Adjust for pointer_map API.
13969 (create_nesting_tree): Create outside GGC space. Create bitmap on
13970 the new obstack. Create field_map and var_map as pointer_maps.
13971 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13973 (lower_nested_functions): Move root here, no need to NULL it.
13974 Initialize and release the obstack.
13976 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13978 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13979 Remove prototypes and make them non-static.
13980 (struct tree_int_map): Remove.
13981 * tree.h (struct tree_int_map): Move here, turning TO into an
13983 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13985 * tree.h (TREE_COMPLEXITY): Remove.
13986 (struct tree_exp): Remove complexity field.
13987 * tree.c (build1_stat): Don't set it.
13989 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13990 Victor Kaplansky <victork@il.ibm.com>
13992 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13993 (vect_is_simple_reduction): Support reduction with induction as
13994 one of the operands.
13995 (vect_is_simple_iv_evolution): Fix formatting.
13996 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13997 formatting. Don't mark induction phis for vectorization.
13998 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13999 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14000 (vect_get_vec_def_for_operand): Support induction.
14001 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14003 (vectorizable_reduction): Support reduction with induction as one of
14005 (vectorizable_type_demotion): Use def-type of stmt argument rather
14006 than dummy def-type.
14008 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14009 flag_tree_scev_cprop.
14010 * common.opt (tree-scev-cprop): New flag.
14012 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14013 call to vect_get_new_vect_var.
14015 2007-02-06 Ira Rosen <irar@il.ibm.com>
14017 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14018 vectype is not NULL.
14019 (vect_pattern_recog_1): Likewise.
14021 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14023 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14024 (fold_negate_expr): Likewise.
14026 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14029 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14030 even if cv-qualification is the same.
14032 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14034 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14035 __enable_execute_stack on completion.
14037 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14039 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14040 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14041 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14042 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14043 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14044 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14045 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14046 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14048 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14050 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14051 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14052 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14053 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14054 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14055 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14056 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14057 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14058 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14059 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14060 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14061 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14062 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14063 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14064 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14065 sqrtextenddfxf2_i387): Added amdfam10_decode.
14067 * config/i386/athlon.md (athlon_idirect_amdfam10,
14068 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14069 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14070 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14071 athlon_ivector_store_amdfam10): New define_insn_reservation.
14072 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14075 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14077 * config/i386/athlon.md (athlon_call_amdfam10,
14078 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14079 define_insn_reservation.
14080 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14081 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14082 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14084 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14086 * config/i386/athlon.md (athlon_sseld_amdfam10,
14087 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14088 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14090 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14092 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14093 define_insn_reservation.
14094 * config/i386/i386.md (sseins): Added sseins to define_attr type
14095 and define_attr unit.
14096 * config/i386/sse.md: Set type attribute to sseins for insertq
14099 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14101 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14102 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14103 ssecomi_load_amdfam10, ssecomi_amdfam10,
14104 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14105 define_insn_reservation.
14106 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14108 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14110 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14111 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14112 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14113 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14114 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14115 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14116 define_insn_reservation.
14118 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14119 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14120 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14121 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14122 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14124 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14126 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14127 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14128 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14129 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14130 athlon_ssemul_load_k8): Added amdfam10.
14132 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14134 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14135 (x86_sse_unaligned_move_optimal): New variable.
14137 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14139 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14140 for unaligned vector SSE double/single precision loads for AMDFAM10.
14142 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14144 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14145 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14146 Define TARGET_CPU_DEFAULT_amdfam10.
14147 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14148 (processor_type): Add PROCESSOR_AMDFAM10.
14150 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14151 processor_type in config/i386/i386.h.
14152 Enable imul peepholes for TARGET_AMDFAM10.
14154 * config.gcc: Add support for --with-cpu option for amdfam10.
14156 * config/i386/i386.c (amdfam10_cost): New variable.
14157 (m_AMDFAM10): New macro.
14158 (m_ATHLON_K8_AMDFAM10): New macro.
14159 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14160 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14161 x86_promote_QImode, x86_integer_DFmode_moves,
14162 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14163 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14164 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14165 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14166 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14167 Enable/disable for amdfam10.
14168 (override_options): Add amdfam10_cost to processor_target_table.
14169 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14170 processor_alias_table.
14171 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14172 (ix86_adjust_cost): Add code for amdfam10.
14174 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14176 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14177 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14178 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14179 * config/i386/i386.h: Add builtin definition for SSE4A.
14180 * config/i386/i386.md: Add support for ABM instructions
14181 (popcnt and lzcnt).
14182 * config/i386/sse.md: Add support for SSE4A instructions
14183 (movntss, movntsd, extrq, insertq).
14184 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14185 Add -march=amdfam10 flag.
14186 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14187 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14189 * doc/extend.texi: Add documentation for SSE4A builtins.
14191 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14193 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14195 2007-02-05 Richard Guenther <rguenther@suse.de>
14197 * tree-vectorizer.h (vectorizable_function): Add argument type
14198 argument, change return type.
14199 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14200 * tree-vect-transform.c (vectorizable_function): Handle extra
14201 argument, return vectorized function decl.
14202 (build_vectorized_function_call): Remove.
14203 (vectorizable_call): Handle calls with result and argument types
14204 differing. Handle loop vectorization factor correctly.
14205 * targhooks.c (default_builtin_vectorized_function): Adjust for
14207 * targhooks.h (default_builtin_vectorized_function): Likewise.
14208 * target.h (builtin_vectorized_function): Add argument type
14210 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14211 extra argument, allow vectorizing of lrintf.
14212 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14213 documentation of target hook.
14215 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14218 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14219 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14220 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14222 2007-02-05 Roger Sayle <roger@eyesopen.com>
14224 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14225 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14226 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14227 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14228 before canonicalizing sincos to cexpi.
14229 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14231 2007-02-05 Roger Sayle <roger@eyesopen.com>
14233 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14234 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14235 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14237 2007-02-05 Roger Sayle <roger@eyesopen.com>
14239 * mips-tfile.c (initialize_init_file): Correct endianness test.
14241 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14243 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14244 the 'y' constraint.
14246 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14248 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14249 saves in a PARALLEL before the register assignments.
14251 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14253 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14254 DWARF_FRAME_RETURN_COLUMN to be a general register.
14255 * dwarf2out.c (init_return_column_size): New function, split from...
14256 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14257 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14258 to be nongeneral registers.
14259 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14261 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14262 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14264 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14266 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14268 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14270 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14271 (remove_path): Use can_remove_branch_p and remove_branch instead
14272 of loop_delete_branch_edge.
14273 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14274 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14275 Update profile using scale_dominated_blocks_in_loop.
14276 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14277 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14278 (can_remove_branch_p, remove_branch): Declare.
14279 * tree-cfg.c (tree_can_remove_branch_p): New function.
14280 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14281 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14282 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14284 2007-02-05 Jan Hubicka <jh@suse.cz>
14286 PR middle-end/30696
14287 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14288 nodes in cgraph, don't remove offline copy of the function.
14290 2007-02-04 Jan Hubicka <jh@suse.cz>
14292 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14293 vectors might cause maybe_lookup_element_for_expr to be called
14294 on non-sra-candidate.
14296 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14298 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14299 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14300 spelling conventions.
14302 2007-02-04 Richard Guenther <rguenther@suse.de>
14304 PR middle-end/30636
14305 * fold-const.c (try_move_mult_to_index): Make sure to not
14306 overflow one dimension of a multi-dimensional array access.
14308 2007-02-04 Jan Hubicka <jh@suse.cz>
14310 * passes.c (init_optimization_passes): Reindent.
14312 2007-02-04 Jan Hubicka <jh@suse.cz>
14313 Eric Botcazou <ebotcazou@adacore.com>
14315 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14316 (execute_fixup_cfg): Break out the abnormal goto code.
14317 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14318 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14319 (optimize_inline_calls): Call make_nonlocal_label_edges.
14321 2007-02-04 Jan Hubicka <jh@suse.cz>
14323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14324 true when something was changed.
14325 (rename_ssa_copies): When something was changed, do
14326 TODO_remove_unused_locals.
14327 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14328 add TODO_remove_unused_locals when instruction was removed.
14330 2007-02-04 Jan Hubicka <jh@suse.cz>
14332 * ipa-inline.c (try_inline): Improve debug output; work on already
14334 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14335 call try_inline for already inlined edges too when flattening;
14336 inline also functions that make callee growth but overall unit size
14339 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14341 * config/m32c/bitops.md, config/m32c/jump.md,
14342 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14343 config/m32r/m32r.h, config/m32r/m32r.md,
14344 config/m32r/predicates.md, config/m68hc11/larith.asm,
14345 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14346 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14347 config/mips/mips-protos.h, config/mips/mips.c,
14348 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14349 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14350 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14351 spelling conventions.
14353 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14354 Follow spelling conventions.
14356 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14358 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14359 warn about C++0x compatibility.
14361 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14363 * config/h8300/h8300.c, config/h8300/h8300.h,
14364 config/h8300/h8300.md: Follow spelling conventions.
14366 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14368 PR middle-end/30667
14369 * combine.c (try_combine): Do not substitute source operand
14370 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14372 2007-02-03 Jan Hubicka <jh@suse.cz>
14374 PR gcov-profile/30650
14375 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14376 do not divide by zero for never executed counters.
14377 (tree_find_values_to_profile): Fix counters.
14378 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14380 2007-02-03 Ian Lance Taylor <iant@google.com>
14382 * lower-subreg.c (simple_move_operand): New static function,
14383 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14385 (simple_move): Call simple_move_operand.
14386 (find_decomposable_subregs): Add special handling of MEMs.
14387 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14388 meaning of return value. If we see a hard register, test whether
14389 it can store a word_mode value. Change all callers.
14391 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14393 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14394 ftrapv insns and expanders.
14395 (subdi3): Change define_expand operand 1 to arith11_operand, and
14396 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14397 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14398 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14401 PR middle-end/30174
14402 * varasm.c (notice_global_symbol): Treat global objects as weak when
14403 flag_shlib is true.
14405 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14407 * emit-rtl.c (dconstpi): Delete.
14408 (dconstsqrt2): New.
14409 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14410 * real.h (dconstpi): Delete.
14411 (dconstsqrt2): New.
14412 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14413 (fold_builtin_hypot): Likewise.
14415 2007-02-03 Tom Tromey <tromey@redhat.com>
14418 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14419 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14421 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14423 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14424 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14425 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14426 config/rs6000/cell.md, config/rs6000/darwin.h,
14427 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14428 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14429 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14430 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14431 typos. Follow spelling conventions.
14432 * doc/invoke.texi: Follow spelling conventions.
14434 2007-02-03 Roger Sayle <roger@eyesopen.com>
14436 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14437 canonicalization transformations that attempt to simplify integer
14438 constant comparisons to become comparisons against zero.
14440 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14442 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14444 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14445 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14447 2007-02-02 Mike Stump <mrs@apple.com>
14449 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14450 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14451 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14452 generate a branch island.
14454 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14456 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14457 (xtensa_legitimate_address_p): New.
14458 (xtensa_legitimize_address): New.
14459 (xtensa_output_addr_const_extra): New.
14460 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14462 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14463 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14464 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14465 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14466 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14467 (xtensa_legitimize_address): New.
14468 (xtensa_output_addr_const_extra): New.
14470 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14472 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14474 2007-02-02 Ian Lance Taylor <iant@google.com>
14476 * expmed.c (expand_divmod): Add comment.
14478 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14480 * emit-rtl.c (renumber_insns): Remove.
14481 * flags.h: Remove the extern for flag_renumber_insns.
14482 * rtl.h: Remove the prototype for renumber_insns.
14483 * toplev.c (flag_renumber_insns): Remove.
14485 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14487 Revert for x86 darwin:
14488 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14490 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14491 code before the following patch under TARGET_MACHO.
14492 (ix86_function_value_regno_p): Likewise.
14494 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14496 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14499 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14502 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
14503 general or fp registers. Add comments.
14504 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14506 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14508 * pointer-set.c (insert_aux): Only return insertion slot.
14509 (pointer_set_insert): Adjust.
14510 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14511 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14512 pointer_map_traverse): New.
14513 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14514 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14515 pointer_map_contains, pointer_map_traverse): Declare.
14517 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14519 PR middle-end/30473
14520 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14521 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14523 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14525 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14527 (struct _dep): New type.
14528 (dep_t): New typedef.
14529 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14530 (DEP_STATUS): New access macro. The macro with the same name was
14531 renamed to DEP_LINK_STATUS.
14532 (dep_init): Declare function
14534 (struct _dep_link): New type.
14535 (dep_link_t): New typedef.
14536 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14537 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14538 (DEP_LINK_STATUS): New macro.
14539 (debug_dep_links): New debug function.
14541 (struct _deps_list): New type.
14542 (deps_list_t): New typedef.
14543 (DEPS_LIST_FIRST): New access macro.
14544 (FOR_EACH_DEP_LINK): New cycle macro.
14545 (create_deps_list, free_deps_list, delete_deps_list): Declare
14547 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14548 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14549 (copy_deps_list_change_con): Ditto.
14551 (move_dep_link): Declare function.
14553 (struct _dep_node): New type.
14554 (dep_node_t): New typedef.
14555 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14557 (struct haifa_insn_data.back_deps): New field to hold backward
14558 dependencies of the insn.
14559 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14561 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14562 Change its type to deps_list_t.
14563 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14564 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14565 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14567 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14569 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14571 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14573 (dep_cost): Declare.
14575 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14576 (ds_to_dk, dk_to_ds): New functions.
14578 (init_dep_1): New static function.
14579 (init_dep): New function.
14580 (copy_dep): New static function.
14582 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14584 (detach_dep_link): New static function.
14585 (move_dep_link): New function.
14587 (dep_links_consistent_p, dump_dep_links): New static functions.
14588 (debug_dep_links): New debugging function.
14590 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14592 (alloc_deps_list, init_deps_list): New static functions.
14593 (create_deps_list): New function.
14594 (clear_deps_list): New static function.
14595 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14596 (deps_list_consistent_p, dump_deps_list): New static functions.
14597 (debug_deps_list): New function.
14598 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14600 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14602 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14603 use new scheduler dependencies lists.
14604 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14605 (sched_analyze): Ditto. Initialize dependencies lists.
14606 (add_forw_dep, compute_forward_dependences): Update to use new
14607 scheduler dependencies lists.
14609 (init_dependency_caches): Init deps_obstack.
14610 (free_dependency_caches): Free deps_obstack.
14612 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14613 new scheduler dependencies lists.
14614 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14615 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14617 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14618 Update to use new scheduler dependencies lists.
14619 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14620 (debug_dependencies): Ditto.
14621 (schedule_region): Update comments.
14623 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14624 scheduler dependencies lists.
14625 (schedule_ebb): Update comments.
14627 * rtl.def (DEPS_LIST): Remove.
14629 * lists.c (unused_deps_list): Remove.
14630 (free_list): Update assertions.
14632 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14633 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14635 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14636 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14638 * haifa-sched.c (comments): Update.
14639 (insn_cost1): Remove. Inline the code into insn_cost ().
14640 (insn_cost): Update to use new scheduler dependencies lists. Move
14641 processing of the dependency cost to dep_cost ().
14642 (dep_cost): New function. Use it instead of insn_cost () when
14643 evaluating cost of the dependency. Use compatible interface to
14644 interact with the target.
14645 (priority): Update to use new scheduler dependencies lists.
14646 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14647 with greater number of insns that depend on the insn.
14648 (schedule_insn): Update to use new scheduler dependencies lists. Add
14649 code to free backward dependencies lists. Inline and optimize code
14650 from resolve_dep () - see PR28071.
14651 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14652 lists. Update call to targetm.sched.is_costly_dependence hook.
14654 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14655 scheduler dependencies lists.
14657 (resolve_dep): Remove. Move the logic to schedule_insn ().
14658 (init_h_i_d): Initialize dependencies lists.
14660 (process_insn_depend_be_in_spec): Rename to
14661 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14662 dependencies lists.
14663 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14664 Update to use new scheduler dependencies lists.
14665 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14667 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14668 new scheduler dependencies lists.
14669 (build_intra_loop_deps): Ditto.
14671 * target.h (struct _dep): Declare to use in
14672 gcc_target.sched.is_costly_dependence.
14673 (struct gcc_target.sched.adjust_cost): Fix typo.
14674 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14675 single dep_t parameter instead of an equivalent triad.
14676 (struct gcc_target.sched.adjust_cost_2): Remove.
14678 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14680 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14682 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14684 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14686 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14687 (REG_DEP_TRUE): Document.
14689 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14690 Change signature to correspond to the targetm.sched.adjust_cost hook.
14691 Update use in TARGET_SCHED_ADJUST_COST_2.
14692 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14693 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14694 new scheduler dependencies lists.
14695 (ia64_gen_check): Ditto.
14697 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14698 dependencies lists.
14700 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14701 signature to correspond to the targetm.sched.is_costly_dependence hook.
14702 (is_costly_group): Update to use new scheduler dependencies lists.
14704 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14705 instead of INSN_COST () macro.
14707 2007-02-01 Ian Lance Taylor <iant@google.com>
14709 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14711 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14713 * pa.md (tp_load): Correct mfctl instruction syntax.
14715 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14717 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14718 altivec_padding_size calculation on AIX. Improve comment, add
14719 assert to verify that it's right.
14721 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14724 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14726 PR inline-asm/28686
14727 * global.c (global_alloc): Add mising initialization of
14730 2007-02-01 Roger Sayle <roger@eyesopen.com>
14732 * alias.c (init_alias_analysis): Correct whitespace.
14733 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14734 partition_hot_cold_basic_blocks): Likewise.
14735 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14736 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14737 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14738 fold_builtin_snprintf_chk, fold_builtin_printf,
14739 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14740 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14741 * cfgcleanup.c (cleanup_cfg): Likewise.
14742 * cfgexpand.c (tree_expand_cfg): Likewise.
14743 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14744 * function.c (get_next_funcdef_no): Likewise.
14745 * gengtype.c (main): Likewise.
14746 * genmodes.c (main): Likewise.
14747 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14748 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14749 * ifcvt.c (noce_emit_move_insn): Likewise.
14750 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14752 * stor-layout.c (get_best_mode): Likewise.
14753 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14754 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14755 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14756 perform_var_substitution, solve_graph): Likewise.
14757 * tree-vrp.c (vrp_finalize): Likewise.
14759 2007-02-01 Ian Lance Taylor <iant@google.com>
14761 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14762 high part of a paradoxical subreg, return a constant zero.
14764 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14766 * toplev.c (lang_dependent_init): Call init_set_costs.
14767 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14769 2007-02-01 Richard Guenther <rguenther@suse.de>
14771 PR middle-end/30656
14772 * fold-const.c (fold_negate_expr): Allow negating a
14773 constant if overflow does not change.
14775 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14777 * doc/c-tree.texi (Expression trees): Improve markup.
14778 * doc/tm.texi (Register Classes, Addressing Modes)
14779 (Floating Point): Fix spacing after abbreviations. Fix some
14782 2007-02-01 Ben Elliston <bje@au.ibm.com>
14784 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14785 * doc/contrib.texi: Likewise.
14786 * doc/install.texi: Likewise.
14788 2007-01-31 Richard Henderson <rth@redhat.com>
14789 Ian Lance Taylor <iant@google.com>
14791 * lower-subreg.c: New file.
14792 * rtl.def (CONCATN): Define.
14793 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14794 pass_lower_subreg2.
14795 * emit-rtl.c (update_reg_offset): New static function, broken out
14796 of gen_rtx_REG_offset.
14797 (gen_rtx_REG_offset): Call update_reg_offset.
14798 (gen_reg_rtx_offset): New function.
14799 * regclass.c: Revert patch of 2006-03-05, restoring
14801 (clear_reg_info_regno): New function.
14802 * dwarf2out.c (concatn_loc_descriptor): New static function.
14803 (loc_descriptor): Handle CONCATN.
14804 * common.opt (fsplit_wide_types): New option.
14805 * opts.c (decode_options): Set flag_split_wide_types when
14807 * timevar.def (TV_LOWER_SUBREG): Define.
14808 * rtl.h (gen_reg_rtx_offset): Declare.
14809 (reg_scan_update): Declare.
14810 * regs.h (clear_reg_info_regno): Declare.
14811 * tree-pass.h (pass_lower_subreg): Declare.
14812 (pass_lower_subreg2): Declare.
14813 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14814 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14815 -fsplit-wide-types.
14816 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14817 * Makefile.in (OBJS-common): Add lower-subreg.o.
14818 (lower-subreg.o): New target.
14820 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14822 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14824 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14827 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14829 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14831 PR middle-end/29335
14832 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14834 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14836 * cfgloop.h: Include vec-prim.h.
14837 (enum li_flags): Remove LI_ONLY_OLD.
14838 (loop_iterator): Changed.
14839 (fel_next, fel_init): Iterate over loop tree.
14840 (FOR_EACH_LOOP_BREAK): New macro.
14841 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14843 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14844 * modulo-sched.c (sms_schedule): Ditto.
14845 * tree-vectorizer.c (vectorize_loops): Ditto.
14846 * doc/loop.texi: Update information on loop numbering and behavior of
14847 FOR_EACH_LOOP wrto new loops.
14848 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14849 add_to_evolution_1): Test nestedness of loops instead of comparing
14851 * tree-chrec.c (chrec_fold_plus_poly_poly,
14852 chrec_fold_multiply_poly_poly, chrec_evaluate,
14853 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14854 reset_evolution_in_loop): Ditto.
14855 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14857 2007-01-31 Dirk Mueller <dmueller@suse.de>
14859 * c-common.c (warn_about_parentheses): Separate warning about
14860 un-parenthized sequence of comparison operators from the one
14861 which is supposed to warn about x <= y <= z.
14863 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14865 * optabs.h (enum optab_index): Add new OTI_isinf.
14866 (isinf_optab): Define corresponding macro.
14867 * optabs.c (init_optabs): Initialize isinf_optab.
14868 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14870 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14871 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14873 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14874 expand_builtin_interclass_mathfn.
14875 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14876 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14877 (fxam<mode>2_i387): New insn pattern.
14878 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14879 built-in functions as x87 inline asm.
14881 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14883 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14885 2007-01-30 Eric Christopher <echristo@apple.com>
14887 * config.gcc: Add geode.
14889 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14891 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14892 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14893 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14894 value-prof.c: Fix comment typos.
14896 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14899 * doc/invoke.texi (Wpointer-arith): Document warning.
14901 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14903 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14904 the list of discrepancies from the draft TR.
14906 2007-01-30 Dirk Mueller <dmueller@suse.de>
14909 * doc/invoke.texi (-Wreturn-type): Update description to
14910 match new behavior.
14912 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14914 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14916 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14918 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14919 to handle optabs that operate on floating point input argument and
14920 output to integer output.
14921 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14922 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14923 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14924 expand_builtin_interclass_mathfn ().
14925 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14926 (ilogbsi2): Remove.
14927 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14928 ilogbl built-in functions as x87 intrinsics.
14930 2007-01-30 Richard Guenther <rguenther@suse.de>
14932 PR middle-end/27657
14933 * dwarf2out.c (reference_to_unused): Query varpool if the
14934 variable was output.
14936 2007-01-30 Richard Guenther <rguenther@suse.de>
14938 PR middle-end/30313
14939 * passes.c (execute_one_pass): Reset in_gimple_form to not
14940 confuse non-unit-at-a-time mode.
14942 2007-01-29 Roger Sayle <roger@eyesopen.com>
14943 Richard Guenther <rguenther@suse.de>
14945 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14946 avoid undefined behaviour on overflow. Use force_fit_type_double
14947 to construct the constant with the specified TREE_OVERFLOW.
14949 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14951 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14952 * config/dfp-bit.h: Ditto.
14954 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14956 * c-decl.c (pop_scope): Replace warnings with call to
14957 warn_for_unused_label.
14958 * c-common.h (warn_for_unused_label): Declare.
14959 * c-common.c (warn_for_unused_label): Define.
14961 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14963 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14966 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14968 * Makefile.in (USER_H): Remove decfloat.h.
14969 * ginclude/decfloat.h: Delete, moving contents to ...
14970 * ginclude/float.h: Add support for decimal floating point,
14971 guarded by __STDC_WANT_DEC_FP__.
14973 2007-01-29 Mike Stump <mrs@apple.com>
14975 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14976 Analysis and Representation to resolve case insensitive conflict.
14977 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14979 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14981 * tree.h (struct tree_memory_tag): Add aliases member.
14982 (MTAG_ALIASES): New macro.
14983 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14984 (add_may_alias): Remove pointer-set. Update for may_aliases being
14986 (mark_aliases_call_clobbered): Update for may_aliases being a
14988 (compute_tag_properties): Ditto.
14989 (create_partition_for): Ditto.
14990 (compute_memory_partitions): Ditto.
14991 (dump_may_aliases_for): Ditto.
14992 (is_aliased_with): Ditto.
14993 (add_may_alias_for_new_tag): Ditto.
14994 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14995 (compute_is_aliased): New function.
14996 (compute_may_aliases): Call compute_is_aliased).
14997 (init_alias_info): Initialize alias_bitmap_obstack.
14998 (union_alias_set_into): New function.
14999 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15000 (have_common_aliases_p): Rewrite to take two bitmaps and use
15002 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15003 Update for bitmaps.
15004 (finalize_ref_all_pointers): Update for add_may_alias changes.
15005 (new_type_alias): Ditto.
15006 * tree-flow-inline.h (may_aliases): Return a bitmap.
15007 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15008 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15009 may_aliases being a bitmap.
15010 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15011 may_aliases now returns a bitmap.
15012 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15014 * tree-ssa-operands.c (add_virtual_operand): Update for
15015 may_aliases being a bitmap.
15017 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15019 PR tree-optimization/30630
15020 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15021 variable as changed.
15023 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15026 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15027 expanded only once even if an error occurs.
15029 2007-01-29 Ben Elliston <bje@au.ibm.com>
15031 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15032 (__gcov_average_profiler): Likewise.
15033 (__gcov_ior_profiler): Likewise.
15034 (__gcov_merge_ior): Likewise.
15036 2007-01-28 Jan Hubicka <jh@suse.cz>
15038 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15039 * value-prof.c (stringop_block_profile): Likewise.
15041 2007-01-28 Jan Hubicka <jh@suse.cz>
15043 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
15044 variant handling histograms; add wrapper.
15045 (clear_storage_via_libcall): Export.
15046 (emit_block_move_hints): Break out from ...; add histograms.
15047 (emit_block_move): ... this one.
15048 (clear_storage_hints): Break out from ...; add histograms.
15049 (clear_storage): ... this one.
15050 (set_storage_via_memset): Handle histogram.
15051 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15052 (clear_storage_hints, clear_storage_via_libcall): Declare.
15053 (set_storage_via_setmem): Update prototype.
15054 * doc/md.texi (movmem, setmem): Document new arguments.
15056 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
15058 (stringop_block_profile): New global function.
15059 (tree_stringops_values_to_profile): Profile block size and alignment.
15060 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15062 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15063 (stringop_block_profile): Declare.
15064 * builtins.c: Include value-prof.h.
15065 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15066 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15067 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15068 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15069 * profile.c (instrument_values): Add new counters.
15070 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15072 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15073 (tree_init_edge_profiler): Build new profilers.
15074 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15075 (pass_tree_profile): Add dump.
15076 (tree_profile_hooks): Update.
15077 * Makefile.in (LIBGCOV): Add new constants.
15078 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15079 __gcov_ior_profiler): New.
15080 * i386.md (movmem/setmem expanders): Add new optional arguments.
15082 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15084 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15086 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15088 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15089 (tree_unswitch_single_loop): Pass eni_size_weights to
15090 tree_num_loop_insns.
15091 * tree-ssa-loop-manip.c: Include tree-inline.h.
15092 (can_unroll_loop_p): Pass eni_size_weights to
15093 tree_num_loop_insns.
15094 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15095 Pass eni_size_weights to estimate_num_insns.
15096 * tree.h (init_inline_once): Export.
15097 * toplev.c (backend_init): Call init_inline_once.
15098 * cgraphunit.c (cgraph_process_new_functions,
15099 cgraph_analyze_function): Pass eni_inlining_weights to
15100 estimate_num_insns.
15101 * ipa-inline.c (compute_inline_parameters): Ditto.
15102 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15103 to estimate_num_insns.
15104 (try_unroll_loop_completely): Pass eni_size_weights to
15105 tree_num_loop_insns.
15106 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15107 ot estimate_num_insns.
15108 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15109 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15110 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15111 eni_time_weights): New variables.
15112 (init_inline_once): Initialize them.
15113 (struct eni_data): Mew.
15114 (estimate_num_insns_1, estimate_num_insns): Use weights.
15115 * tree-inline.h (struct eni_weights_d): New.
15116 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15117 (estimate_num_insns): Declaration changed.
15118 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15119 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15120 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15122 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15124 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15125 relations in the conflict function is valid.
15127 2007-01-27 Ian Lance Taylor <iant@google.com>
15129 * common.opt: Add fstrict-overflow.
15130 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15131 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15132 (TYPE_OVERFLOW_UNDEFINED): Define.
15133 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15135 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15136 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15137 (fold_negate_expr): Likewise.
15138 (make_range): Likewise.
15139 (extract_muldiv_1): Likewise.
15140 (maybe_canonicalize_comparison): Likewise.
15141 (fold_comparison): Likewise.
15142 (fold_binary): Likewise.
15143 (tree_expr_nonnegative_p): Likewise.
15144 (tree_expr_nonzero_p): Likewise.
15145 * tree-vrp.c (compare_values): Likewise.
15146 (extract_range_from_binary_expr): Likewise.
15147 (extract_range_from_unary_expr): Likewise.
15148 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15150 (nowrap_type_p): Likewise.
15151 * tree-scalar-evolution.c (simple_iv): Likewise.
15152 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15153 (build_range_check): Likewise.
15154 (extract_muldiv_1): Likewise.
15155 (fold_comparison): Likewise.
15156 * tree-vrp.c (vrp_int_const_binop): Likewise.
15157 (extract_range_from_unary_expr): Likewise.
15158 * convert.c (convert_to_integer): Likewise.
15159 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15160 (fold_comparison): Likewise.
15161 (fold_binary): Likewise.
15162 * optabs.c (optab_for_tree_code): Likewise.
15163 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15164 * simplify-rtx.c (simplify_const_relational_operation): Check
15165 flag_strict_overflow and flag_trapv.
15166 (simplify_const_relational_operation): Likewise.
15167 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15168 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15171 2007-01-27 Roger Sayle <roger@eyesopen.com>
15173 * tree.c (tree_fold_gcd): Delete.
15174 * tree.h (tree_fold_gcd): Remove prototype.
15175 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15176 test whether one constant integer is a multiple of another. Instead
15177 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15178 * fold-const.c (multiple_of_p): We've determined both TOP and
15179 BOTTOM are integer constants so we can call int_const_binop directly
15180 instead of the more generic const_binop.
15182 2007-01-27 Roger Sayle <roger@eyesopen.com>
15184 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15185 1*X check that the constant hasn't overflowed, to preserve the
15187 (round_up): Provide an efficient implementation when rouding-up an
15188 INTEGER_CST to a power-of-two.
15190 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15192 * doc/sourcebuild.texi: Add comma for clarity.
15193 * doc/extend.texi: Fix some typos.
15194 * doc/passes.texi: Likewise.
15195 * doc/cppinternals.texi: Likewise.
15196 * doc/c-tree.texi: Likewise.
15197 * doc/tree-ssa.texi: Likewise.
15198 * doc/install.texi: Likewise.
15200 2007-01-27 Jan Hubicka <jh@suse.cz>
15202 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15203 (pass_sra): Do not require alias information.
15204 * passes.c (init_optimization_passes): Add SRA
15206 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15208 * tracer.c (rest_of_handle_tracer): We already cleaned
15209 up the CFG in tracer() so don't do it here again.
15210 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15211 cleanup_cfg here, either. And don't call renumber_insns.
15213 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15214 and BB_HEAD are in the insn stream here. Instead make sure
15215 that BB_INSN is valid on all insns. Also, do check here that
15216 there are no pending branch predictions...
15217 (rtl_verify_flow_info): ...instead of doing it here. Checks
15218 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15221 2007-01-26 Roger Sayle <roger@eyesopen.com>
15223 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15224 function to simplify/factorize operand order canonicalization.
15225 (ix86_fixup_binary_operands): Reorganize using the above function.
15226 (ix86_binary_operator_ok): Likewise.
15228 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15230 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15231 file scope from optimize_attrs.
15232 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15234 (optimize_attrs): Clear insn_code_values after freeing it.
15236 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15238 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15239 a parts.base assignment.
15241 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15243 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15244 (compute_subscript_distance, initialize_data_dependence_relation,
15245 finalize_ddr_dependent, analyze_ziv_subscript,
15246 analyze_siv_subscript_cst_affine,
15247 compute_overlap_steps_for_affine_univar,
15248 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15249 analyze_siv_subscript, analyze_miv_subscript,
15250 analyze_overlapping_iterations, subscript_dependence_tester_1,
15251 compute_self_dependence, free_dependence_relation): Work
15252 with affine_fn instead of chrecs.
15253 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15254 common_affine_function, affine_function_base,
15255 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15256 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15257 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15258 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15259 (all_chrecs_equal_p): Removed.
15260 * tree-data-ref.h (affine_fn, conflict_function): New types.
15261 (struct subscript): Change type of conflicting_iterations_in_a
15262 and conflicting_iterations_in_b.
15264 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15267 * config/pa/pa.h (TARGET_HPUX_11): New.
15268 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15269 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15271 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15272 Richard Guenther <rguenther@suse.de>
15274 * tree-ssa-structalias.c (solve_graph): Handle case
15275 we merged the variable to another.
15277 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15279 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15282 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15283 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15285 2007-01-25 DJ Delorie <dj@redhat.com>
15287 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15288 allow changes to modes which don't fit in those registers.
15290 * reload1.c (choose_reload_regs): Check for invalid subregs before
15291 computing their locations, not after.
15293 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15296 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15297 save Altivec registers in an eh_return function.
15298 (compute_vrsave_mask): Likewise.
15299 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15300 for saving Altivec registers.
15301 (rs6000_emit_prologue): Don't allocate stack twice in
15302 eh_return function. Correct expected value of altivec_save_offset
15303 when using save_world. Describe save of R0 to stack when using
15304 save_world. Describe stack pointer adjustment when using
15305 save_world. Remove duplicated eh_return parameter register saving.
15306 Update sp_offset variable after save_world.
15307 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15309 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15310 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15313 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15315 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15317 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15320 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15321 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15323 2007-01-25 Richard Guenther <rguenther@suse.de>
15325 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15326 * common.opt (-Wcoverage-mismatch): New warning option.
15327 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15328 if -Wcoverage-mismatch is given.
15330 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15332 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15333 (ipcp_driver): Change to static definition.
15334 Add dumping of the ifunctions.
15335 (constant_val_insert): Remove unused parameter. Support for SSA.
15336 (ipcp_propagate_const): Support for SSA.
15337 (ipcp_profile_bb_print): Print only analyzed nodes.
15338 (ipcp_replace_map_create): Remove support for Fortran constant
15340 * ipa-prop.c (ipa_method_modify_stmt,
15341 ipa_callsite_compute_param): Support for SSA.
15342 * ipa-prop.h (ipcp_driver): Remove declaration.
15343 (IS_VALID_TREE_MAP_INDEX): Add define.
15345 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15347 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15349 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15351 PR middle-end/30447
15352 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15353 constant argument to cabs and do it without checking for
15354 -funsafe-math-optimizations.
15356 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15358 * c-common.h (RID_FIRST_CXX0X): New.
15359 (RID_LAST_CXX0X): New.
15360 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15362 * c.opt (Wc++0x-compat): New.
15363 * doc/invoke.texi (-Wc++0x-compat): Document.
15365 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15367 * builtins.c (fold_builtin_carg): New.
15368 (fold_builtin_1): Use it.
15370 2007-01-24 Jan Hubicka <jh@suse.cz>
15372 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15374 * ipa-inline.c (initial_insns, max_insns): Delete.
15375 (compute_max_insns): New function.
15376 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
15377 of insns as base for code growth.
15378 (cgraph_decide_inlining): Make initial_insns local; do not compute
15380 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15381 * doc/invoke.texi (inline-unit-growth): Update docs.
15383 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15385 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15386 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15387 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15388 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15389 for CPUs that have PTA_CX16 set.
15391 PR middle-end/27416
15392 * gimplify.c (omp_check_private): New function.
15393 (gimplify_scan_omp_clauses): Use it for
15394 firstprivate/lastprivate/reduction.
15396 PR middle-end/30494
15397 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15398 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15400 PR middle-end/30421
15401 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15402 If lower_lastprivate_clauses emits some statements, append them
15403 to dlist rather than body_p and to body_p append an initializer.
15404 (lower_omp_for): Adjust caller.
15406 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15408 * target.h (globalize_decl_name): New.
15409 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15410 * output.h (default_globalize_decl_name): New.
15411 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15413 (globalize_decl): Ditto.
15414 (default_globalize_decl_name): New.
15415 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15416 (ia64_handle_version_id_attribute): New.
15417 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15418 (ia64_asm_output_external): Use globalize_decl_name instead
15419 of globalize_label.
15420 * doc/extend.texi (version_id): New pragma.
15421 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15423 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15425 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15426 _uleb128_t and _Unwind_SWord with _sleb128_t.
15427 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
15428 uw_frame_state_for, uw_update_context_1): Likewise.
15429 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15430 * unwind-pe.h (read_uleb128, read_sleb128,
15431 read_encoded_value_with_base): Likewise.
15432 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15434 2007-01-24 Richard Guenther <rguenther@suse.de>
15436 * builtins.c (expand_builtin_cexpi): Get the fndecl
15437 for cexp in the correct way.
15439 2007-01-24 Jan Hubicka <jh@suse.cz>
15441 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
15443 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15445 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15446 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15447 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15448 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15449 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15450 __SIZEOF_PTRDIFF_T__.
15451 * doc/cpp.texi: Documentation for the new builtin macros added.
15453 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15455 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15456 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15457 instead of operands[2] to avoid access past the end of array.
15459 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15461 * reload1.c (emit_reload_insns): Pass the reload register
15462 for a non-spill output reload through forget_old_reloads_1.
15464 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15466 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15467 _SOFT_DOUBLE if doubles use software floating-point.
15468 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15469 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15470 * config/rs6000/darwin-ldouble.c: Also compile functions for
15471 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15472 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15473 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15474 commented-out long double override.
15475 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15476 * config/rs6000/eabispe.h: Likewise.
15477 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15478 long double for non-SPE.
15479 (rs6000_handle_option): Likewise.
15480 (invalid_e500_subreg): Disallow more subregs involding DImode,
15481 DFmode, TImode or TFmode.
15482 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15484 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15486 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15487 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15489 (rs6000_legitimate_address): Also check for TFmode for E500
15491 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15492 (spe_build_register_parallel): Handle TFmode and TCmode.
15493 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15495 (function_arg): Handle TFmode and TCmode for E500 double.
15496 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15498 (print_operand): Handle TFmode and TImode for %y.
15499 (rs6000_generate_compare): Handle TFmode comparisons for E500
15501 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15502 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15503 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15504 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15505 TFmode for E500 double.
15506 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15507 (floatsidf2): Enable for E500 double.
15508 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15509 (extenddftf2): Change to extenddftf2_fprs.
15510 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15511 depending on TARGET_E500_DOUBLE.
15512 (extendsftf2): Enable for E500 double.
15513 (trunctfdf2): Enable for E500 double.
15514 (trunctfsf2): Change to trunctfsf2_fprs.
15515 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15516 depending on TARGET_E500_DOUBLE.
15517 (floatsitf2): Enable for E500 double.
15518 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15519 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15520 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15521 (negtf2): Change to negtf2_internal.
15522 (negtf2): New expander.
15523 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15524 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15525 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15526 (movdi_internal32): Use rs6000_nonimmediate_operand.
15527 (unnamed splitter): Likewise.
15528 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15529 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15530 (SPE64TF, DITI): New mode macros.
15531 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15534 (frob_<mode>_di_2): New.
15535 (frob_tf_di_8_2): New.
15536 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15538 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15540 (frob_ti_<mode>_8_2): New.
15541 (frob_ti_tf_2): New.
15542 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15543 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15545 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15546 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15547 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15548 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15549 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15550 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15553 2007-01-23 Ian Lance Taylor <iant@google.com>
15555 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15557 (OBJS-archive): Reformat, alphabetize.
15558 (OBJS): Change out_object_file to OBJS-md.
15560 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15562 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15563 JUMP_P and CALL_P predicates where applicable.
15564 * config/i386/i386.c: Ditto.
15565 * config/i386/i386.md: Ditto.
15566 * config/i386/mmx.md: Ditto.
15567 * config/i386/predicates.md: Ditto.
15569 2007-01-22 Andreas Schwab <schwab@suse.de>
15571 * config/m68k/m68k.h: Fix comment.
15573 2007-01-22 Jan Hubicka <jh@suse.cz>
15575 * passes.c (init_optimization_passes): Do not rerun
15576 pass_early_warn_uninitialized.
15578 2007-01-22 Richard Guenther <rguenther@suse.de>
15580 PR tree-optimization/30038
15581 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15583 (execute_cse_sincos_1): Likewise.
15584 (execute_cse_sincos): Likewise.
15585 (gate_cse_sincos): Likewise.
15586 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15587 the cexpi() canonicalization of sincos().
15588 * tree-pass.h (pass_cse_sincos): Declare.
15589 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15591 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15593 PR rtl-optimization/29329
15594 * combine.c (replaced_rhs_insn): Rename to i2mod.
15595 (replaced_rhs_value): Rename to i2mod_new_rhs.
15596 (i2mod_old_rhs): New global variable.
15597 (combine_instructions): Adjust for above change. Save a copy of
15598 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15599 note are substituted in the second instruction.
15600 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15601 ditch the note if it pertains to the second eliminated register
15602 and this register is mentioned in i2mod_old_rhs.
15605 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15607 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15608 the insn to which the note was originally attached.
15610 2007-01-21 Jan Hubicka <jh@suse.cz>
15612 * ipa-inline.c (inlining_mode): Comment, move up.
15613 (cgraph_decide_inlining_incrementally): Do not perform inlining
15614 itself; fix handling of flattening of self recursive functions.
15615 (cgraph_find_cycles): Remove.
15616 (cgraph_flatten_node): Remove.
15617 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15618 (try_inline): New function.
15619 (cgraph_early_inlining): Update call of
15620 cgraph_decide_inlining_incrementally. Apply inlining here.
15621 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15623 2007-01-21 Dirk Mueller <dmueller@suse.de>
15626 * tree-vrp.c (check_array_bounds): do not warn
15627 about ADDR_EXPR's of ARRAY_REF's which are immediately
15628 used in binary expressions.
15630 2007-01-21 Ira Rosen <irar@il.ibm.com>
15632 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15633 read_write_dep and macros for its access.
15634 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15635 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15636 argument, call vect_check_interleaving for every independent pair of
15637 data-refs. Mark loads that access the same memory location as a store
15639 (vect_check_dependences): Remove.
15640 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15641 call, fix the call to vect_analyze_data_ref_dependence.
15642 (vect_analyze_data_ref_access): For statements that access the same
15643 data-ref, check that they are not stores; for loads, check that there
15644 is no store that access the same location.
15646 2007-01-20 Roger Sayle <roger@eyesopen.com>
15647 Joseph Myers <joseph@codesourcery.com>
15649 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15650 (-fdump-rtl-stack): Likewise.
15651 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15652 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15653 (-mpt-fixed): Use @minus{} for minus sign.
15654 (Using Precompiled Headers): Fix under/overfull hbox.
15656 2007-01-20 Jan Hubicka <jh@suse.cz>
15658 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15659 place within annotation.
15661 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15663 * pa.c (output_move_double): Change array size of xoperands to 4.
15665 2007-01-20 Jan Hubicka <jh@suse.cz>
15667 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15670 2007-01-19 Ian Lance Taylor <iant@google.com>
15672 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15673 constant to unsigned HOST_WIDE_INT before negating.
15675 2007-01-19 Ian Lance Taylor <iant@google.com>
15677 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15679 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15680 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15681 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15682 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15683 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15684 (realloc_vdef, realloc_vuse): Change second parameter to
15686 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15687 fields to unsigned.
15688 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15689 unsigned. Change x and lim locals to unsigned.
15690 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15692 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15693 (copy_virtual_operands): Change i and n locals to unsigned.
15695 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15697 PR middle-end/29335
15698 * builtins.c (fold_builtin_1): Handle builtin fdim.
15700 2007-01-20 Jan Hubicka <jh@suse.cz>
15702 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15703 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15704 init_alias_heapvars.
15705 (init_alias_heapvars): Initialize only when not already initialized.
15706 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15708 2007-01-19 Roger Sayle <roger@eyesopen.com>
15710 * common.opt (fsigned-zeros): New command line option.
15711 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15712 of flag_unsafe_math_optimizations.
15713 * opts.c (set_fast_math_flags): The -ffast-math command line option
15714 implies -fno-signed-zeros.
15715 (fast_math_flags_set_p): Likewise.
15717 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15718 the documentation of -ffast-math appropriately. Wrap long lines.
15720 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15722 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15723 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15725 2007-01-19 Tomas Bily <tbily@suse.cz>
15727 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15729 (tree_init_ic_make_global_vars): New function
15730 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15731 (tree_gen_ic_profiler): New function
15732 (tree_gen_ic_func_profiler): New function
15733 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15734 (tree_profile_hooks): Added hook for indirec/virtual calls
15735 * value-prof.c (tree_find_values_to_profile): New case for
15737 (tree_values_to_profile): Call for determining indirect/virtual
15739 (tree_indirect_call_to_profile): New function
15740 (tree_ic_transform): New function
15741 (tree_ic): New function
15742 (find_func_by_pid): New function
15743 (init_pid_map): New function
15744 (tree_value_profile_transformations): Added check for
15745 indirect/virtual call transformation
15746 * value-prof.h (enum hist_type): New counter type for
15747 indirect/virtual calls
15748 (profile_hooks): Added new hook for profiling indirect/virtual
15750 * profile.c (instrument_values): New case for indirect/virtual
15752 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15753 (GCOV_COUNTER_V_INDIR): New counter type
15754 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15755 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15757 * cgraph.c: Definition of cgraph_max_pid
15758 (cgraph_create_node): Default init of pid attribute
15759 * cgraph.h: Declaration of cgraph_max_pid
15760 (struct cgraph_node): Added pid attribute
15761 * libgcov.c (__gcov_indirect_call_profiler): New function
15762 (__gcov_one_value_profiler_body): New function
15763 (__gcov_one_value_profiler): Body was moved to
15764 __gcov_one_value_profiler_body and calls it
15766 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15768 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15769 * gengtype.c (write_types_data, write_func_for_structure,
15770 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15771 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15772 (walk_type, write_func_for_structure): Generate the mark_hook if
15775 2007-01-19 Jan Hubicka <jh@suse.cz>
15777 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15778 'early' argument take inlining mode argument specifying whether to
15779 inline for size/speeed or all functions; add support for flattening;
15781 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15783 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15786 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15787 the name of the declared identifier.
15789 2007-01-19 Dirk Mueller <dmueller@suse.de>
15791 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15792 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15793 duplicate evaluation.
15795 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15797 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15798 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15799 to XFMode, use acosxf2 and truncate result to requested mode.
15800 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15801 (asin<mode>2): Similarly, with asin expanders.
15802 (*fscalexf4_i387): Rename from *fscalexf4.
15803 (expNcorexf3): New expander.
15804 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15805 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15806 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15807 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15808 patterns for SSE math.
15809 (exp10<mode>2): Similarly, with exp10 expanders.
15810 (exp2<mode>2): Similarly, with exp2 expanders.
15811 (expm1<mode>2): Similarly, with expm1 expanders.
15812 (ldexp<mode>3): Similarly, with ldexp expanders.
15813 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15814 Use gen_truncxf<mode>2_i387_noop to truncate result.
15816 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15818 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15819 for ColdFire targets.
15821 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15822 Richard Sandiford <richard@codesourcery.com>
15824 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15825 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15826 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15827 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15828 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15829 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15831 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15833 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15834 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15835 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15836 (*adddi_dilshr32_cf): New pattern.
15837 (adddi3, subdi3): Remove first alternatives.
15839 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15841 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15842 implemented using move.l, do not use its cc result for floating-point
15845 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15847 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15848 from accepting 's' constraints if flag_pic.
15850 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15852 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15853 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15854 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15855 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15857 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15859 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15860 ColdFire alternatives.
15861 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15862 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15863 architectures that support ff1 instruction.
15865 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15866 Julian Brown <julian@codesourcery.com>
15868 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15869 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15870 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15873 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15875 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15877 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15878 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15879 HOST_WIDE_INT instead of an rtx.
15880 (m68k_rtx_costs): Update call accordingly.
15881 (output_move_const_into_data_reg): Likewise. Fix formatting.
15882 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15884 (output_move_simode_const): Update calls after above changes.
15885 Rework to use automatic variables and predicates like MEM_P.
15886 * config/m68k/m68k.md (pushexthisi_const): Update call to
15889 2007-01-19 Dirk Mueller <dmueller@suse.de>
15891 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15892 in dump_flags test.
15894 2007-01-19 Richard Guenther <rguenther@suse.de>
15896 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15897 via cexp in case sincos is not available.
15899 2007-01-19 Richard Guenther <rguenther@suse.de>
15901 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15902 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15903 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15904 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15905 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15906 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15907 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15908 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15910 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15912 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15914 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15915 (atan2xf3): Directly generate RTL pattern.
15916 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15917 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15918 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15919 disable patterns for SSE math.
15920 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15921 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15922 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15923 disable patterns for SSE math.
15925 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15927 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15929 2007-01-18 Roger Sayle <roger@eyesopen.com>
15931 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15932 VIEW_CONVERT_EXPR to the same type as it's operand.
15934 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15936 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15937 configured for long double 128.
15939 2007-01-18 Mike Stump <mrs@apple.com>
15941 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15944 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15946 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15949 2007-01-18 Jan Hubicka <jh@suse.cz>
15951 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15952 greater than NUM_VOP_FREE_BUCKETS.
15954 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15956 * tree-ssa-structalias.c: Update comments.
15957 (ptabitmap_obstack): Removed.
15958 (pta_obstack): New.
15959 (oldpta_obstack): Ditto.
15960 (stats): Add a few members.
15961 (struct variable_info): Remove node, complex, address_taken, and
15962 indirect_target members. Add oldsolution member.
15963 (new_var_info): Do not initialize removed members.
15964 (constraint_expr_type): Remove INCLUDES.
15965 (constraint_graph): Add size, implicit_preds, rep,
15966 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15967 (FIRST_REF_NODE): New macro.
15968 (LAST_REF_NODE): Ditto.
15969 (FIRST_ADDR_NODE): Ditto.
15970 (find): New function.
15972 (dump_constraint): Do not handle INCLUDES.
15973 (insert_into_complex): Do not insert duplicate constraints.
15974 (condense_varmap_nodes): Renamed and rewritten into ...
15975 (merge_node_constraints): This. Also fix bug in handling of
15976 offseted copy constraints.
15977 (clear_edges_for_node): No longer need to deal with preds at all,
15978 or removing associated preds/succs.
15979 (merge_graph_nodes): Deal with indirect_cycles.
15980 Don't deal with predecessors.
15981 (add_implicit_graph_edge): New function.
15982 (add_pred_graph_edge): Ditto.
15983 (add_graph_edge): Don't deal with predecessors.
15984 (build_constraint_graph): Removed.
15985 (build_pred_graph): New function.
15986 (build_succ_graph): Ditto.
15987 (struct scc_info): Removed in_component. Added roots, dfs, and
15988 node_mapping. Remove visited_index, unification_queue.
15989 (scc_visit): Deal with union-find we do now.
15990 Deal with cycles with REF nodes.
15991 (collapse_nodes): Renamed and rewritten to ...
15992 (unify_nodes): This.
15993 (process_unification_queue): Removed.
15994 (topo_visit): Cleanup
15995 (do_da_constraint): Use find.
15996 (do_sd_constraint): Ditto.
15997 (do_ds_constraint): Ditto.
15998 (do_complex_constraint): Ditto.
15999 (init_scc_info): Update for removed and added members.
16000 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16001 (find_indirect_cycles): This.
16002 (equivalence_class): New variable.
16003 (label_visit): New function.
16004 (perform_variable_substitution): Rewritten.
16005 (free_var_substitution_info): New function.
16006 (find_equivalent_node): Ditto.
16007 (move_complex_constraints): Ditto.
16008 (eliminate_indirect_cycles): Ditto.
16009 (solve_graph): Only propagate changed bits.
16010 Use indirect cycle elimination.
16012 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16013 (tree_id_eq): Renamed to ...
16014 (tree_vi_eq): This. Update for member change
16015 (insert_id_for_tree): Renamed and rewritten to ...
16016 (insert_vi_for_tree): This.
16017 (lookup_id_for_tree): Renamed and rewritten to ...
16018 (lookup_vi_for_tree): This.
16019 (get_id_for_tree): Renamed and rewritten to ...
16020 (get_vi_for_tree): Ditto.
16021 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16022 (process_constraint): Don't handle INCLUDES.
16023 Remove special ADDRESSOF case.
16024 (find_func_aliases): Rewrite to use vi functions instead of id
16026 (create_function_info_for): Ditto.
16027 (create_variable_info_for): Ditto.
16028 (intra_create_variable_infos): Ditto.
16029 (merge_smts_into): Ditto.
16030 (find_what_p_points_to): Ditto.
16031 (init_base_vars): Ditto.
16032 (init_alias_vars): Ditto.
16033 (remove_preds_and_fake_succs): New function.
16034 (dump_sa_points_to_info): Dump new stats.
16035 (dump_solution_for_var): Use find.
16036 (set_used_smts): Fix formatting.
16037 (compute_points_to_sets): Updated for new functions.
16038 (ipa_pta_execute): Ditto.
16040 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16041 Richard Sandiford <richard@codesourcery.com>
16043 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16045 * calls.c (expand_call): If the return value is a PARALLEL,
16046 extract its first member.
16047 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16048 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16049 use FUNCTION_EXTRA_EPILOGUE.
16050 (m68k_function_value): Return a PARALLEL if the return value
16051 is of a pointer type.
16052 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16053 (FUNCTION_EXTRA_EPILOGUE): Remove.
16054 * config/m68k/m68k.md (D0_REG): New constant.
16056 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16058 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16059 output a NOP for empty epilogues.
16061 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16063 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16064 before function. Extend register save check to include all
16065 registers, not just integer ones.
16067 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16069 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16070 (m68k_use_return_insn): ...this.
16071 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16072 * config/m68k/m68k.c (use_return_insn): Rename to...
16073 (m68k_use_return_insn): ...this.
16074 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16075 of USE_RETURN_INSN.
16077 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16079 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16080 nearest even, fix denormal rounding overflow.
16082 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16084 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16085 f%$smove and f%$move.
16086 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16087 (extendsfdf2_cf): Use fdmove instead of f%&move.
16088 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16089 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16093 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16096 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16098 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16099 (coldfire_single_format): Declare.
16100 (coldfire_double_format): Likewise.
16101 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16102 of qnan_msb_set to determine the lower bits of a canonical
16104 (encode_ieee_double): Likewise.
16105 (encode_ieee_quad): Likewise.
16106 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16107 (mips_single_format): Likewise.
16108 (ieee_double_format): Likewise.
16109 (mips_double_format): Likewise.
16110 (ieee_extended_motorola_format): Likewise.
16111 (ieee_extended_intel_96_format): Likewise.
16112 (ieee_extended_intel_128_format): Likewise.
16113 (ieee_extended_intel_96_round_53_format): Likewise.
16114 (ibm_extended_format): Likewise.
16115 (mips_extended_format): Likewise.
16116 (ieee_quad_format): Likewise.
16117 (mips_quad_format): Likewise.
16118 (vax_f_format): Likewise.
16119 (vax_d_format): Likewise.
16120 (vax_g_format): Likewise.
16121 (i370_single_format): Likewise.
16122 (i370_double_format): Likewise.
16123 (decimal_single_format): Likewise.
16124 (decimal_double_format): Likewise.
16125 (decimal_quad_format): Likewise.
16126 (c4x_single_format): Likewise.
16127 (c4x_extended_format): Likewise.
16128 (real_internal_format): Likewise.
16129 (coldfire_single_format): New real_format.
16130 (coldfire_double_format): Likewise.
16131 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16132 canonical_nan_lsbs_set.
16133 (pdp11_d_format): Likewise.
16134 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16135 if TARGET_COLDFIRE_CPU.
16137 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16139 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16140 (output_call, m68k_legitimize_call_address): Declare.
16141 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16142 parenthesees. Add support for a 'W' constraint.
16143 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16144 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16145 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16146 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16148 (override_options): Initialize them. Do not set flag_no_function_cse
16149 for TARGET_ID_SHARED_LIBRARY.
16150 (m68k_output_pic_call): Delete.
16151 (m68k_legitimize_call_address): New function.
16152 (print_operand): Remove the %o prefix. Handle the %p prefix.
16153 (output_call): New function.
16154 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16155 target address from the GOT if symbolic jumps are not allowed.
16156 * config/m68k/m68k.md (call, general_operand): Do not set
16157 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16158 Merge separate flag_pic and !flag_pic define_insns into...
16159 (*call, *call_value): ...these new patterns. Match the address
16160 rather than the containing MEM and require it to be a call_operand.
16161 Use output_call to generate the asm template.
16162 * config/m68k/predicates.md (const_call_operand): New predicate.
16163 (call_operand): Likewise.
16165 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16167 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16168 (STACK_GROWS_DOWNWARD): Define to 1.
16169 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16170 comments, emphasizing that these values are only defaults.
16171 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16172 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16174 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16176 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16178 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16179 Richard Sandiford <richard@codesourcery.com>
16181 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16182 (FP_REGNO_P): New macros.
16183 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16184 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16185 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16186 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16188 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16190 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16191 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16193 * config/m68k/t-floatlib: New file, extracting common code from...
16194 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16195 * config/m68k/t-uclinux: Here.
16196 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16197 routines on ColdFire targets.
16199 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16201 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16202 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16203 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16204 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16205 explicitly set MOTOROLA to 1.
16206 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16208 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16209 Nathan Sidwell <nathan@codesourcery.com>
16211 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16212 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16213 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16214 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16215 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16216 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16217 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16218 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16219 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16220 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16221 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16222 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16223 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16224 (DBX_REGISTER_NUMBER): Delete.
16225 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16226 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16227 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16229 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16231 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16232 * config/flat.h: New file.
16233 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16234 OBJECT_FORMAT_FLAT.
16235 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16236 indirect references for -msep-data or -mid-shared-library.
16237 Do not use PC-relative code addresses either.
16238 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16240 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16241 for shared libraries and crt1.o for executables. Use crti.o and
16243 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16244 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16245 Do not add -elf2flt or -shared-lib-id options here.
16246 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16247 Pass -shared-lib-id if -mid-shared-library, taking the library
16248 identifier from -mshared-library-id if given, otherwise
16250 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16251 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16252 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16253 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16254 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16255 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16257 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16258 jump sequence for ISA A and ISA A+.
16259 (PICJUMP): Likewise.
16261 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16263 * config.gcc (m68k-*-uclinux*): Base the port on the common
16264 and m68k GNU/Linux files rather than on the generic ELF ones.
16265 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16266 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16268 2007-01-18 Julian Brown <julian@codesourcery.com>
16269 Richard Sandiford <richard@codesourcery.com>
16271 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16272 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16273 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16275 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16276 80 unconditionally.
16277 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16279 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16281 * doc/install.texi: Document m68k-uclinuxoldabi.
16282 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16283 * config/m68k/uclinux-oldabi.h: New file, copied from
16284 config/m68k/uclinux.h.
16286 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16288 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16289 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16290 (m32r_compute_frame_size): Use unsigned for regno.
16291 (m32r_reload_lr): Use gen_frame_mem.
16293 (m32r_output_function_epilogue): Don't output the function epilogue
16295 (m32r_expand_epilogue): New.
16296 (direct_return): Return false if the function has the interrupt
16298 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16299 * config/m32r/m32r.md (epilogue): New expander.
16300 (return_lr, return_rte): New insns.
16301 (return): Make it expander.
16302 (return_normal): New expander.
16304 2007-01-18 Josh Conner <jconner@apple.com>
16307 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16308 support for UNLE, UNLT, UNGE, and UNGT.
16310 2007-01-18 Jan Hubicka <jh@suse.cz>
16312 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16313 * tree-tailcall (add_virtual_phis): Likewise.
16314 (optimize_tail_call): Return TODOs.
16315 (execute_tail_calls): Return TODOs.
16316 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16317 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16319 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16320 Cleanup cfg using TODO.
16321 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16322 * passes.c (execute_function_todo): When cleanup did something, remove
16324 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16325 (make_edges): Don't cleanup_cfg.
16327 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16329 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16330 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16331 operate on the top of stack.
16332 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16333 register handling of instructions that output to the second
16335 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16336 (move_for_stack_reg): Special-case check for dead destination
16337 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16339 * config/i386/i386.md (UNSPEC_TAN): New constant.
16340 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16341 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16342 to correctly model move of constant 1.0 to top stack slot.
16343 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16344 (unnamed peephole2 pattern): Remove corresponding peephole2
16345 pattern that optimizes tan insn and loading of constant 1.0.
16346 (tanxf2): Use fptanxf4_i387.
16347 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16348 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16349 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16350 disable patterns for SSE math.
16351 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16352 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16354 2007-01-18 Dirk Mueller <dmueller@suse.de>
16355 Richard Guenther <rguenther@suse.de>
16358 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16359 * common.opt (Warray-bounds): Add new warning option.
16360 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16362 * Makefile.in: make tree-vrp.o depend on toplev.h
16363 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16365 (check_array_refs, check_array_bounds, check_array_ref): New.
16367 2007-01-18 Jan Hubicka <jh@suse.cz>
16369 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16370 (execute_ssa_ccp): Return flags conditionally.
16371 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16373 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16375 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16377 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16378 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16380 * Makefile.c (GTFILES): Add cfglayout.h.
16381 * gengtype.c (open_base_files): Likewise.
16382 * cfglayout.c (cfg_layout_function_footer,
16383 cfg_layout_function_header) Reindent to make gengtype happy.
16384 * cfglayout.h (cfg_layout_function_footer,
16385 cfg_layout_function_header): Add GTY(()) marker.
16387 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16389 2007-01-18 Ben Elliston <bje@au.ibm.com>
16391 * genautomata.c (write_automata): Include xstrerror output in the
16392 error message if writing the DFA description file fails.
16394 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16396 * config/mips/mips-protos.h (mips_output_external): Make it
16398 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16399 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16400 (extern_list): Likewise.
16401 (extern_head): Likewise.
16402 (TARGET_ASM_FILE_END): Likewise.
16403 (mips_file_end): Likewise.
16404 (mips_output_external): Rewritten.
16406 2007-01-18 Ben Elliston <bje@au.ibm.com>
16408 * genpreds.c (write_insn_preds_c): Only write out the function
16409 body for regclass_for_constraint if we have register constraints.
16411 2007-01-17 Tom Tromey <tromey@redhat.com>
16413 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16414 * doc/install.texi (Testing): Use sourceware.org.
16415 (Binaries): Likewise.
16416 (Specific): Likewise.
16417 * doc/contrib.texi (Contributors): Use sourceware.org.
16419 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16421 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16422 (AVR_ENHANCED): Rename to ...
16423 (AVR_HAVE_MUL): ... new.
16424 (avr_enhanced_p): Rename to ...
16425 (avr_have_mul_p): ... new.
16426 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16427 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16428 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16429 (avr_have_mul_p): ... new.
16430 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16431 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16432 'avr_enhanced_p' and 'enhanced'.
16433 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16434 AVR_HAVE_MUL instead of AVR_ENHANCED.
16435 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16436 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16437 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16438 instead of AVR_ENHANCED.
16439 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16440 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16441 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16443 2007-01-17 Ian Lance Taylor <iant@google.com>
16445 * vec.h (VEC_reserve_exact): Define.
16446 (vec_gc_p_reserve_exact): Declare.
16447 (vec_gc_o_reserve_exact): Declare.
16448 (vec_heap_p_reserve_exact): Declare.
16449 (vec_heap_o_reserve_exact): Declare.
16450 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16452 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16453 negative parameter.
16454 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16455 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16456 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16457 * vec.c (calculate_allocation): Add exact parameter. Change all
16459 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16460 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16461 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16462 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16463 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16464 (vec_heap_p_reserve_exact): New function.
16465 (vec_heap_o_reserve_exact): New function.
16467 2007-01-17 Jan Hubicka <jh@suse.cz>
16469 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16471 2007-01-17 Eric Christopher <echristo@apple.com>
16473 * config.gcc: Support core2 processor.
16475 2007-01-16 Jan Hubicka <jh@suse.cz>
16477 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16478 the names, just unlink the chain so we don't crash on dangling pointers
16481 2007-01-16 Jan Hubicka <jh@suse.cz>
16483 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16484 * tree-pass.h: Reorder to make IPA passes appear toegher.
16485 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
16486 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16487 parameters, do not call early inliner.
16488 * ipa-inline.c: Update comments. Include tree-flow.h
16489 (cgraph_decide_inlining): Do not compute inlining parameters.
16490 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16491 be called with function context set up.
16492 (pass_ipa_inline): Remove unreachable functions before pass.
16493 (cgraph_early_inlining): Simplify assuming to be called from the
16495 (pass_early_inline): New pass.
16496 (cgraph_gate_ipa_early_inlining): New gate.
16497 (pass_ipa_early_inline): Turn into simple wrapper.
16498 (compute_inline_parameters): New function.
16499 (gate_inline_passes): New gate.
16500 (pass_inline_parameters): New pass.
16501 (apply_inline): Move here from tree-optimize.c
16502 (pass_apply_inline): New pass.
16503 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16505 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16506 doing them by hand.
16507 (tree_function_versioning): Do not allocate dummy struct function.
16508 * tree-inline.h (optimize_inline_calls): Update prototype.
16509 * tree-optimize.c (execute_fixup_cfg): Export.
16510 (pass_fixup_cfg): Remove
16511 (tree_rest_of_compilation): Do not apply inlines.
16512 * tree-flow.h (execute_fixup_cfg): Declare.
16513 * Makefile.in (gt-passes.c): New.
16514 * passes.c: Include gt-passes.h
16515 (init_optimization_passes): New passes.
16516 (nnodes, order): New static vars.
16517 (do_per_function_toporder): New function.
16518 (execute_one_pass): Dump current pass here.
16519 (execute_ipa_pass_list): Don't dump current pass here.
16521 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16523 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16524 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16526 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16528 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16529 (strong_alias): Define.
16530 (__gcc_qmul): Provide non-FMA for soft-float.
16531 (__gcc_qdiv): Same.
16536 (__gcc_qunord): New.
16546 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16547 soft-float functions.
16548 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16549 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16550 about long double soft float.
16552 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16553 Tehila Meyzels <tehila@il.ibm.com>
16555 * tree-vectorizer.h (is_pattern_stmt_p): New.
16556 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16557 formatting (tabs instead of spaces). Cleanup and clarify setting
16558 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16559 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16560 (vectorizable_type_demotion): Check that types are integral.
16561 (vectorizable_type_promotion): Likewise.
16562 (vectorizable_store): Fix typo. Eliminate new-line at end of
16565 2007-01-16 Jan Hubicka <jh@suse.cz>
16567 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16570 2007-01-15 Eric Christopher <echristo@apple.com>
16572 * ifcvt.c: Include vec.h, vecprim.h.
16573 (check_cond_move_block): New argument regs.
16574 Reorganize. Add registers used to regs.
16575 (cond_move_process_if_block): Use regs set above as
16578 2007-01-15 Eric Christopher <echristo@apple.com>
16580 * config/darwin.h: Update copyright.
16581 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16582 (LINK_COMMAND_SPEC): Add -u.
16583 (LINK_SPEC): Fix umbrella for above.
16585 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16587 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16590 2007-01-15 Tom Tromey <tromey@redhat.com>
16592 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16593 * doc/install.texi (Testing): Don't mention jacks.
16594 (Configuration): Document --enable-java-maintainer-mode. Move
16595 --with-java-home to libgcj-specific section. Document
16597 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16599 2007-01-15 Jan Hubicka <jh@suse.cz>
16601 * tree-ssa-dce.c (DCE_TODOs): New.
16602 (propagate_necessity): Return if something changed.
16603 (eliminate_unnecessary_stmts): Likewise.
16604 (perform_tree_ssa_dce): Return TODO flags when needed.
16605 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16607 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16609 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16610 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16611 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16612 patterns using X87MODEF12 mode macro. Extend operand 1
16613 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16614 (log10<mode>2): Ditto.
16615 (log2<mode>2): Ditto.
16616 (log1p<mode>2): Ditto.
16617 (logb<mode>2): Ditto.
16618 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16619 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16620 (*fxtractxf3_i387): Rename from *fxtractxf3.
16621 (fxtract_extend<mode>xf3_i387): New insn pattern.
16622 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16623 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16624 and gen_fyl2xxf3_i387().
16626 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16628 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16629 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16630 get_loop_exit_edges. Changed return type to bool.
16631 * cfgloop.h (fix_loop_placement): Declaration removed.
16633 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16635 * param.h (MIN_VECT_LOOP_BOUND): New.
16636 * params.def (MIN_VECT_LOOP_BOUND): New.
16637 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16638 argument - minimum threshold for number of iterations.
16639 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16640 argument to declaration.
16641 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16642 MIN_VECT_LOOP_BOUND.
16643 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16644 slpeel_tree_peel_loop_to_edge with additional argument.
16645 (vect_do_peeling_for_alignment): Likewise.
16646 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16648 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16651 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16652 operands of size 1.
16654 2007-01-14 Jan Hubicka <jh@suse.cz>
16656 * tree-dfa.c (remove_referenced_var): New function.
16657 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16658 prune referenced vars list too.
16659 * tree-flow.h (remove_referenced_var): Declare.
16661 2007-01-14 Jan Hubicka <jh@suse.cz>
16663 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16665 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16666 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16667 * except.h (verify_eh_throw_table_statements): Kill prototype.
16668 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16669 into call exrepssions.
16670 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16672 * tree-cfg.c: Include pointer-set.h.
16673 (verify_node_sharing): Work on pointer set.
16674 (verify_eh_throw_stmt_node): New.
16675 (verify_stmts): Use pointers sets, verify throw_stmt.
16677 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16679 * ipa-reference.c (analyze_function): Consider also addresses taken
16682 2007-01-12 Roger Sayle <roger@eyesopen.com>
16684 * c-typeck.c (null_pointer_constant_p): Replace use of
16685 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16686 (build_c_cast): Likewise.
16688 2007-01-12 Roger Sayle <roger@eyesopen.com>
16690 * tree.h (force_fit_type_double): Remove unused final argument.
16691 * c-common.c (constant_expression_warning): Replace use of
16692 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16693 (convert_and_check): Likewise.
16694 (shorten_compare): Update call to force_fit_type_double.
16695 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16696 * convert.c (convert_to_pointer): Update call to
16697 force_fit_type_double.
16698 * fold-const.c (force_fit_type_double): Remove overflowed_const
16700 (int_const_binop, fold_convert_const_int_from_int,
16701 fold_convert_const_int_from_real, fold_div_compare,
16702 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16703 fold_abs_const, fold_not_const): Remove the final argument from
16704 calls to force_fit_type_double.
16706 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16708 * configure.ac: Set insn to "nop" for spu-*-* also.
16709 * configure: Regenerate.
16711 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16713 * builtins.def : Add BUILT_IN_FREE.
16715 2007-01-12 Jan Hubicka <jh@suse.cz>
16717 PR tree-optimization/30443
16718 * tree-inline.c (tree_function_versioning): Do not optimize when
16719 cloning for inlining.
16721 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16723 * doc/loop.texi: Document recording of loop exits.
16724 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16725 (update_single_exits_after_duplication,
16726 update_single_exit_for_duplicated_loop,
16727 update_single_exit_for_duplicated_loops): Removed.
16728 (duplicate_loop_to_header_edge): Do not call
16729 update_single_exits_after_duplication and
16730 update_single_exit_for_duplicated_loops.
16731 (loop_version): Do not update single_exit information.
16732 (fix_loop_structure): Use record_loop_exits instead of
16733 mark_single_exit_loops.
16734 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16735 the lists of loop exits.
16736 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16737 split_edge, merge_blocks): Update the lists of loop exits.
16738 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16739 loop_optimizer_init.
16740 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16741 of mark_single_exit_loops.
16742 (loop_optimizer_finalize): Call release_recorded_exits.
16743 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16744 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16745 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16746 update single exit information.
16747 * lambda-code.c (perfect_nestify): Ditto.
16748 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16749 (mark_single_exit_loops): Removed.
16750 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16751 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16752 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16754 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16755 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16756 (verify_loop_structure): Verify consistency of the exit lists.
16757 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16758 (set_single_exit): Removed.
16759 * cfgloop.h (struct loop_exit): New function.
16760 (struct loop): single_exit_ field replaced by exits field.
16761 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16762 (struct loops): Added exits hash.
16763 (mark_single_exit_loops, set_single_exit): Declaration removed.
16764 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16766 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16768 * doc/invoke.texi: Avoid use of @headitem.
16770 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16772 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16774 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16776 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16779 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16780 Richard Sandiford <richard@codesourcery.com>
16782 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16783 * config/m68k/m68k.opt: Resort options.
16784 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16786 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16787 Richard Sandiford <richard@codesourcery.com>
16789 * doc/invoke.texi: Document the macros that are defined by
16790 m68k's -mtune and -mhard-float options.
16791 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16792 (m68k_cpp_cpu_family): Likewise.
16793 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16794 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16795 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16796 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16797 (m68k_cpp_cpu_family): Likewise.
16799 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16801 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16802 macros besides mc68000 as tuning macros. Use a switch statement
16803 to set them and mcpu32.
16805 2007-01-12 Julian Brown <julian@codesourcery.com>
16807 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16808 (TARGET_68040_ONLY): Rename to...
16809 (TARGET_68040): ...this.
16810 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16811 * config/m68k/m68k.md: Likewise.
16813 2007-01-12 Julian Brown <julian@codesourcery.com>
16814 Nathan Sidwell <nathan@codesourcery.com>
16815 Richard Sandiford <richard@codesourcery.com>
16817 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16818 the -mcpu= argument associated with the --with-cpu setting.
16819 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16820 if different from the one implied by the -mcpu setting.
16821 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16822 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16823 * doc/invoke.texi: Mention ColdFire in the introduction to the
16824 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16825 -mno-div and -mhard-float options. Make -m68881 a synonym for
16826 -mhard-float. Document the previously-undocumented -m5206e,
16827 -m528x, -m5307 and -m5407 options. Tweak the existing option
16828 documentation for consistency.
16829 * doc/install.texi: Mention new --with-cpu arguments.
16830 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16831 default CPU if neither -mcpu nor -march are specified.
16832 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16833 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16834 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16835 using m68k_tune to decide between families that implement the
16836 same ISA. Use m68k_tune to set __mcfv4e__.
16837 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16838 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16839 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16840 (FL_ISA_C, FL_ISA_MMU): New macros.
16841 (MASK_COLDFIRE): Delete.
16842 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16843 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16844 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16845 (TARGET_HARD_FLOAT): Do not define here.
16846 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16847 (TUNE_68000): New macro.
16848 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16849 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16850 (TUNE_CFV2): Redefine in terms of m68k_tune.
16851 (uarch_type, target_device, fpu_type): New enums.
16852 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16853 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16854 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16855 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16856 (FL_FOR_isa_c): New macros.
16857 (m68k_isa): New enum.
16858 (m68k_target_selection): New structure.
16859 (all_devices, all_isas, all_microarchs): New tables.
16860 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16861 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16862 (MASK_ALL_CPU_BITS): Delete.
16863 (m68k_find_selection): New function.
16864 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16865 Map the legacy target options to a combination of the new ones.
16866 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16867 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16868 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16870 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16871 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16873 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16874 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16875 * config/m68k/m68k-devices.def: New file.
16877 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16878 Nathan Sidwell <nathan@codesourcery.com>
16880 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16881 (SUBTARGET_EXTRA_SPECS): New macros.
16882 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16883 use %(asm_cpu_spec) instead.
16884 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16885 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16886 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16887 (EXTRA_SPECS): Rename to...
16888 (SUBTARGET_EXTRA_SPECS): ...this.
16890 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16891 Richard Sandiford <richard@codesourcery.com>
16892 Julian Brown <julian@codesourcery.com>
16894 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16895 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16896 to the configuration's default CPU.
16897 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16898 Remove default masks.
16899 (m680[012]0-*-*): Set the default with_cpu to the first part of
16901 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16902 (m68k*-*-linux): Extend the --with-cpu handling to...
16903 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16904 and m68010. Don't set target_cpu_default2.
16905 * doc/install.texi: Document --with-cpu for m68k.
16906 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16907 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16908 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16909 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16910 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16911 (ASM_SPEC): Remove use of %(asm_cpu_default).
16912 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16913 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16914 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16915 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16916 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16917 (TARGET_DEFAULT): Delete.
16918 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16919 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16920 (CPP_CPU_SPEC): Delete.
16921 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16922 the appropriate string.
16923 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16924 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16925 (ASM_SPEC): Don't use %(asm_default_spec).
16926 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16927 TARGET_DEFAULT and add MASK_68881.
16928 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16930 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16932 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16933 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16934 MASK_68010 alongside MASK_68020.
16935 * doc/invoke.texi: Document -m68010.
16936 * config/m68k/m68k.opt (m68010): New.
16937 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16939 (TUNE_68010): New macro.
16940 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16941 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16942 (M68K_CPU_m68332): Add MASK_68010.
16943 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16944 fallback definition.
16945 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16947 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16948 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16949 to all entries that use MASK_68020.
16950 (output_move_simode_const, output_move_himode, output_move_qimode)
16951 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16952 instead of TARGET_68020 to select clr behavior. Remove comment
16953 about there being no TARGET_68010.
16954 * config/m68k/m68k.md: Likewise throughout.
16956 2007-01-12 Julian Brown <julian@codesourcery.com>
16958 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16959 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16960 * config/m68k/m68k.md: Likewise.
16962 2007-01-12 Julian Brown <julian@codesourcery.com>
16964 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16965 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16967 2007-01-12 Julian Brown <julian@codesourcery.com>
16969 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16970 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16971 * config/m68k/m68k.md: Likewise.
16973 2007-01-12 Julian Brown <julian@codesourcery.com>
16974 Richard Sandiford <richard@codesourcery.com>
16976 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16977 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16978 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16980 (TARGET_CPU32): Rename to...
16981 (TUNE_CPU32): ...this.
16982 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16983 (TUNE_CFV2): New macros.
16984 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16985 remove conditions that are implied by TARGET_68020.
16986 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16987 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16988 (m68k_output_function_epilogue): Likewise.
16989 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16990 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16991 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16992 non-68000 timings. Refactor multiplication and division costs.
16993 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16994 TUNE_CPU32 instead of TARGET_CPU32.
16995 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16996 and TUNE_68060 instead of TARGET_68060.
16997 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16998 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17000 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17001 && !TARGET_COLDFIRE" to choose between moveq and clr.
17002 Likewise in the unnamed movsf pattern.
17003 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17004 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17007 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17009 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17010 of tabbing before backslashes.
17012 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17014 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17015 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17016 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17018 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17020 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17021 find_interesting_uses_cond.
17022 (find_interesting_uses_cond): Use extract_cond_operands.
17023 (rewrite_use_compare): Use extract_cond_operands and
17024 force_gimple_operand_bsi. Do not call update_stmt.
17025 (determine_use_iv_cost_condition): Use extract_cond_operands.
17026 Return cheaper of using original bound and changing the exit bound.
17028 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17030 PR tree-optimization/29516
17031 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17032 most_expensive_mult_to_index, addr_to_parts,
17033 create_mem_ref, maybe_fold_tmr): Make the type of
17034 fields of TARGET_MEM_REF sizetype.
17035 (move_fixed_address_to_symbol, move_pointer_to_base):
17037 * tree.def (TARGET_MEM_REF): Add comment on types of
17040 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17042 * c-common.c (vector_types_convertible_p): Treat opaque types as
17043 always convertible if they have the same size, but not otherwise.
17045 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17047 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17048 Remove the b_unconditional field.
17049 (noce_try_sign_mask): Do not look at b_unconditional.
17050 (noce_process_if_block): Do not use merge_if_blocks. Update
17051 the CFG here. Do not set b_unconditional.
17052 (cond_move_process_if_block): Likewise.
17053 (find_cond_trap): Likewise.
17054 (check_cond_move_block): Require simple jump insns at the end
17055 of the basic block.
17057 2007-01-11 Jan Hubicka <jh@suse.cz>
17059 PR tree-optimization/1046
17060 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17061 when alias info is not ready.
17062 (pass_tail_recursion): Do not require aliasing.
17063 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17064 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17065 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17066 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17067 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17068 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17069 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17071 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17072 When aliasing is not build, mark statement as volatile.
17074 2007-01-11 Tom Tromey <tromey@redhat.com>
17076 PR preprocessor/15185, PR preprocessor/20989:
17077 * doc/cppopts.texi <-MT>: Update description of algorithm for
17078 computing default target.
17079 <-M, -MD>: Reword "basename" text.
17081 2007-01-11 Roger Sayle <roger@eyesopen.com>
17083 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17084 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17085 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17086 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17087 fold_builtin_bswap, real_constp, fold_builtin_pow,
17088 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17089 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17090 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17091 * convert.c (convert_to_pointer): Likewise.
17092 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17093 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17094 const_binop, fold_convert_const_int_from_int,
17095 fold_convert_const_int_from_real,
17096 fold_convert_const_real_from_real, sign_bit_p,
17097 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17098 fold_sign_changed_comparison, fold_unary, fold_comparison,
17099 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17100 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17101 * print-tree.c (print_node_brief, print_node): Likewise.
17102 * stor-layout.c (place_field, layout_type): Likewise.
17103 * tree-chrec.c (keep_cast): Likewise.
17104 * tree.c (build_vector, build_real, build_real_from_int_cst,
17105 build_complex): Likewise.
17107 2007-01-11 Roger Sayle <roger@eyesopen.com>
17109 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17110 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17112 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17114 * configure.ac (strict1_warn): Rename to strict_warn.
17115 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17116 cc_set_by_configure, quoted_cc_set_by_configure,
17117 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17118 all_boot_languages, all_stagestuff): Remove.
17119 (target_list): Remove bootstrap targets.
17120 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17121 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17122 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17123 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17124 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17125 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17126 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17127 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17128 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17129 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17130 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17131 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17132 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17133 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17134 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17135 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17136 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17137 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17138 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17139 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17140 (mostlyclean): Adjust.
17141 (clean, distclean): Don't mention bootstrap stuff.
17142 * configure: Regenerate.
17143 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17144 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17145 treelang/config-lang.in (stagestuff): Remove.
17146 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17147 stageprofile, stagefeedback, stagestuff): Remove mention.
17149 2007-01-11 Nick Clifton <nickc@redhat.com>
17151 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17153 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17154 (mcore_arith_K_S_operand): Run the test for the S constraint not
17155 the test for the M constraint.
17156 (mcore_addsub_operand): Do not accept integer values that are
17157 larger than 32 bits.
17158 * config/mcore/mcore.md: Remove unused constraints from split.
17159 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17160 (addsi3): Likewise.
17161 (allocate_stack): Likewise.
17162 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17163 operands to 32 bits.
17164 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17166 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17167 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17168 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17169 mcore_output_bclri, mcore_output_andn, output_inline_const,
17170 mcore_output_move, mcore_output_movedouble): Likewise.
17171 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17172 (output_inline_const): Likewise.
17173 (output_inline_const): Fix format strings used in sprintf
17175 * config/mcore/mcore-protos.h: Update prototypes for changed
17176 functions in mcore.c.
17177 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17178 HOST_WIDE_INT and not int.
17179 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17180 CONST_OK_FOR_N): Likewise.
17181 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17182 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17185 2007-01-10 Jan Hubicka <jh@suse.cz>
17187 * tree-vrp.c (remove_range_assertions): Release defs.
17188 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17189 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17191 2007-01-10 Paul Brook <paul@codesourcery.com>
17193 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17194 * config/arm/arm.md (mulsi3subsi): New insn.
17196 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17198 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17199 (tree_transform_and_unroll_loop): New.
17200 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17203 2007-01-10 Robert Kennedy <jimbob@google.com>
17205 * fold-const.c (fold_comparison): Fold comparisons like (x *
17206 1000 < 0) to (x < 0).
17208 2007-01-10 Ian Lance Taylor <iant@google.com>
17210 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17211 operands have the same priority.
17213 2007-01-10 Tom Tromey <tromey@redhat.com>
17215 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17216 (fold_binary): Likewise.
17217 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17218 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17219 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17220 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17221 * langhooks.h (struct lang_hooks): Removed field
17222 'can_use_bit_fields_p'.
17224 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17226 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17228 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17230 * function.c (get_last_funcdef_no): New function.
17231 * function.h (get_last_funcdef_no): Declare.
17232 * tree-inline.c (initialize_cfun): Add initialization.
17233 (tree_function_versioning): Cleanup.
17235 2007-01-10 Jan Hubicka <jh@suse.cz>
17237 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17240 2007-01-10 Sa Liu <saliu@de.ibm.com>
17241 Ben Elliston <bje@au.ibm.com>
17243 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17244 for SAVE_NONLOCAL and Pmode for any other save level.
17245 * spu-protos.h (spu_restore_stack_block): Declare.
17246 * spu.md (save_stack_block): Remove.
17247 (restore_stack_block): Call spu_restore_stack_block.
17248 * spu.c (spu_restore_stack_block): New function.
17249 (spu_expand_epilogue): Remove old comment.
17251 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17253 PR tree-optimization/30322
17254 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17255 (cand_value_at): Return the value as aff_tree.
17256 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17257 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17258 aff_combination_mult): New functions.
17259 (aff_combination_add): Use aff_combination_add_cst.
17260 (aff_combination_convert): Allow conversions to a wider type.
17261 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17262 * tree-affine.h (aff_combination_mult): Declare.
17264 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17266 * doc/tm.texi: Update documentation to reflect reality of exec
17267 and start file search behaviours. Update copyright year.
17268 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17269 header file directories.
17271 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17273 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17274 (*cosxf2): Rename to cosxf2_i387.
17275 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17276 using X87MODEF12 mode macro. Rename patterns to
17277 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17279 (*cosdf2, *cossf2): Ditto.
17280 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17281 to match extended input operands.
17282 (sincos<mode>3): New expander.
17283 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17284 insn patterns and corresponding splitters.
17286 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17288 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17289 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17291 2007-01-09 Nicolas Pitre <nico@cam.org>
17294 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17296 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17298 * target.h (struct gcc_target): New field library_rtti_comdat.
17299 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17300 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17301 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17302 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17304 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17306 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17308 2007-01-08 Richard Guenther <rguenther@suse.de>
17310 * tree.h (force_fit_type_double): Export.
17311 (force_fit_type): Remove.
17312 * fold-const.c (force_fit_type_double): New function.
17313 (force_fit_type): Remove.
17314 (int_const_binop): Use it.
17315 (fold_convert_const_int_from_int): Likewise.
17316 (fold_convert_const_int_from_real): Likewise.
17317 (fold_div_compare): Likewise.
17318 (fold_sign_changed_comparison): Likewise.
17319 (fold_unary): Likewise.
17320 (fold_negate_const): Likewise.
17321 (fold_abs_const): Likewise.
17322 (fold_not_const): Likewise.
17323 * c-common.c (shorten_compare): Use force_fit_type_double.
17324 * convert.c (convert_to_pointer): Likewise.
17326 2007-01-08 Richard Guenther <rguenther@suse.de>
17328 * tree.h (build_int_cst_wide_type): Export.
17329 * tree.c (build_int_cst_wide_type): New function.
17330 (build_int_cst_wide): Fix comment.
17331 * builtins.c (fold_builtin_object_size): Use build_int_cst
17332 to build -1 or 0 of the correct type. Use fit_double_type
17333 to check for overflow.
17334 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17336 (decode_field_reference): Likewise.
17337 (all_ones_mask_p): Likewise.
17338 (native_interpret_int): Use build_int_cst_wide_type.
17339 (fold_binary): Use build_int_cst_type to build an all-ones
17341 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17343 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17345 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17347 2007-01-09 Ben Elliston <bje@au.ibm.com>
17349 * genautomata.c (STATS_OPTION): New option.
17350 (stats_flag): New flag.
17351 (gen_automata_option): Handle it.
17352 (initiate_automaton_gen): Ditto.
17353 (write_automata): Output statistics only if stats_flag is
17354 set. Likewise, output time statistics only if time_flag is set.
17355 * doc/md.texi (Processor pipeline description): Document new flag.
17357 2007-01-08 Richard Guenther <rguenther@suse.de>
17359 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17360 * tree.c (build_int_cst_type): Likewise.
17361 (size_in_bytes): Don't call force_fit_type on the result.
17362 (int_fits_type_p): Use fit_double_type.
17363 * fold-const.c (fit_double_type): New function.
17364 (force_fit_type): Use it.
17365 * tree.h (fit_double_type): Export.
17367 2007-01-08 Jan Hubicka <jh@suse.cz>
17369 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17370 * ipa.c (function_and_variable_visibility): Fix return type.
17372 2007-01-08 Richard Guenther <rguenther@suse.de>
17374 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17375 of offset to build the index.
17376 * tree-pretty-print.c (dump_generic_node): Don't build negated
17377 const just for printing.
17378 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17379 * builtins.c (fold_builtin_int_roundingfn): Check if result
17380 fits the type by using force_fit_type and comparing the result.
17381 * predict.c (predict_loops): Use compare_tree_int for comparison.
17382 * tree.c (build_int_cst): Fall back to integer_type_node for
17384 (build_int_cst_wide): Assert type is non-null.
17386 2007-01-08 Roberto Costa <roberto.costa@st.com>
17388 * tree-vrp.c (extract_range_from_cond_expr): New.
17389 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17390 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17392 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17393 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17394 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17395 used as expressions.
17396 * tree-object-size.c (cond_expr_object_size): New.
17397 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17399 2007-01-08 Jan Hubicka <jh@suse.cz>
17401 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17402 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17405 2007-01-08 Richard Guenther <rguenther@suse.de>
17407 PR tree-optimization/23603
17408 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17409 (extract_range_from_binary): Fall back to truthvalue instead of
17410 varying for TRUTH_*_EXPR.
17411 (extract_range_from_comparison): Fall back to truthvalue instead of
17413 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17414 if all visited PHI values were constant.
17416 2007-01-08 Jan Hubicka <jh@suse.cz>
17418 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17419 (cgraph_analyze_function): break out from ...
17420 (cgraph_finalize_compilation_unit): ... here.
17421 (cgraph_expand_function): Remove forgoten commented out line.
17422 (cgraph_optimize): Analyze functions.
17424 2007-01-08 Jan Hubicka <jh@suse.cz>
17426 * tree-pas.h (TODO_remove_function): New flag.
17427 (TODO_update*): Renumber.
17428 (pass_ipa_increase_alignment,
17429 pass_ipa_function_and_variable_visibility): New passes.
17430 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17431 (cgraph_function_and_variable_visibility): Move to ipa.c
17432 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17433 cgraph_increase_alignment.
17434 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17435 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17436 calling tree-inline.
17437 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17438 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17439 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17440 (gate_increase_alignment): New function.
17441 (pass_ipa_increase_alignment): New pass.
17442 * ipa.c: Inline tree-pass.h and timevar.h
17443 (function_and_variable_visibility): Move here from cgraphunit.c
17444 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17445 * passes.c (init_optimization_passes): Add the two new passes.
17446 (execute_todo): Handle cgraph_remove_functions.
17448 2007-01-08 Nick Clifton <nickc@redhat.com>
17450 * config/frv/predicates.md (reg_or_0_operand): Accept
17453 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17455 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17456 * config.gcc: Add bfin*-rtems*.
17458 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17460 * c.opt: Add -flax-vector-conversions.
17461 * c-typeck.c (convert_for_assignment): Pass flag to
17462 vector_types_convertible_p to allow emission of note.
17463 (digest_init): Likewise.
17464 * c-opts.c: Handle -flax-vector-conversions.
17465 * c-common.c (flag_lax_vector_conversions): New.
17466 (vector_types_convertible_p): Unless -flax-vector conversions
17467 has been passed, disallow conversions between vectors with
17468 differing numbers of subparts and/or element types. If such
17469 a conversion is disallowed, possibly emit a note on the first
17470 occasion only to inform the user of -flax-vector-conversions.
17471 The new last argument specifies this.
17472 * c-common.h (flag_lax_vector_conversions): New.
17473 (vector_types_convertible_p): Add extra argument.
17474 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17475 char_type_node for V*QI type vectors.
17476 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17477 Update to satisfy new typechecking rules.
17478 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17479 C and C++ variants.
17480 * doc/invoke.texi (C Dialect Options): Document
17481 -flax-vector-conversions.
17483 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17485 PR tree-optimization/29877
17486 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17487 a register variable on the RHS to not be replaceable.
17489 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17490 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17491 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17492 const_simm15, const_pow2, const_npow2): Added.
17493 * config/score/misc.md (insv, extv, extzv, movmemsi,
17494 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17495 * config/score/score.c (score_address_cost, score_select_cc_mode):
17497 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17498 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17499 Update score_print_operand.
17500 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17501 Adjust register allocate order and update some macro define.
17502 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17503 mdx_block_move_straight, mdx_block_move_loop_head,
17504 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
17505 mdx_block_move): Added.
17506 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17507 mdp_limm): Updated and fix some bug and typo.
17508 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17509 (movsf, movdf, doloop_end): Added.
17511 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17513 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17514 config/arm/thumb2.md: Fix comment typos.
17515 * doc/extend.texi: Fix a typo.
17517 2007-01-07 Eric Christopher <echristo@apple.com>
17519 * configure.ac: Check for __stack_chk_fail for darwin.
17520 * configure: Regenerate.
17522 2007-01-07 Richard Guenther <rguenther@suse.de>
17524 * tree-vrp.c (extract_range_from_assert): CSE calls to
17525 compare_values where possible.
17526 (extract_range_from_unary_expr): Likewise.
17528 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17530 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17531 * config/avr/avr.c (call_insn_operand): Delete function.
17532 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17533 instead of register number. Use predicates.
17534 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17535 call_insn_operand): Add.
17537 2007-01-06 Jan Hubicka <jh@suse.cz>
17539 * tree-pass.h (pass_build_cgraph_edges): Declare.
17540 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17541 (visited_nodes): Remove.
17542 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17543 build_cgrpah_edges; make visited_nodes local.
17544 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17545 (record_references_in_initializer): Move to cgraphbuild.c
17546 (initialize_inline_failed, rebuild_cgraph_edges,
17547 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17548 (verify_cgraph_node): Make visited_nodes local.
17549 (cgraph_analyze_function): Do not call cgraph_create_edges and
17550 initialize_inline_failed.
17551 (cgraph_expand_function): Do not call cgraph_lower_function;
17552 assert that function is already lowered.
17553 * Makefile.in (cgraphbuild.o): New.
17554 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17555 at the end of lowering passes.
17557 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17559 * ifcvt.c (cond_move_convert_if_block): New function, code
17560 factored out from...
17561 (cond_move_process_if_block): ...here. Call the new function
17562 on the THEN and ELSE blocks.
17563 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17564 already takes care of this.
17566 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17569 * tree.h (TREE_OVERFLOW_P): New.
17570 * c-typeck.c (parser_build_unary_op): Warn only if result
17571 overflowed and operands did not.
17572 (parser_build_binary_op): Likewise.
17573 (convert_for_assignment): Remove redundant overflow_warning.
17574 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17576 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17578 * c-typeck.c (store_init_value): Split over two lines to follow
17579 the GNU coding style.
17581 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17583 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17584 __GXX_EXPERIMENTAL_CXX0X__.
17585 * doc/cpp.texi: Same.
17587 2007-01-05 Richard Guenther <rguenther@suse.de>
17589 PR middle-end/27826
17590 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17591 with mismatched types. Instead explicitly build a
17592 conversion NOP_EXPR.
17594 2007-01-05 Ian Lance Taylor <iant@google.com>
17596 * c-common.c (decl_with_nonnull_addr_p): New function.
17597 (c_common_truthvalue_conversion): Call it.
17598 * c-typeck.c (build_binary_op): Likewise.
17599 * c-common.h (decl_with_nonnull_addr_p): Declare.
17601 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17604 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17607 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17609 * doc/install.texi (Final install): Document the fact that
17610 the GNAT runtime should not be stripped.
17612 2007-01-04 Jan Hubicka <jh@suse.cz>
17614 * tree-inline.c (fold_marked_statements): Update operand caches
17615 and EH after folding
17617 2007-01-04 Ian Lance Taylor <iant@google.com>
17619 * c-common.c (check_function_nonnull): Whitespace fix.
17621 2007-01-04 Jan Hubicka <jh@suse.cz>
17623 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17624 comitted older version of patch.
17625 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17626 function, celanup cfg and collect garbage.
17628 2007-01-04 Mike Stump <mrs@apple.com>
17630 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17633 2007-01-04 Eric Christopher <echristo@apple.com>
17635 * libgcc2.c (__bswapsi2): Use SItype.
17636 (__bswapdi2): Use DItype.
17637 * libgcc2.h: Update for above.
17639 2007-01-04 Paul Brook <paul@codesourcery.com>
17641 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17642 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17643 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17644 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17645 umulsi3_highpart): Make conditional on !arm_arch6.
17646 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17647 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17648 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17649 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17650 umulsi3_highpart_v6): New insns.
17652 2007-01-04 Roger Sayle <roger@eyesopen.com>
17654 * fold-const.c (fold_convert): When casting an expression to void,
17655 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17656 have a type. Instead of attempting to build a NOP_EXPR, return
17657 these "special" trees directly.
17659 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17661 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17662 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17663 rs6000_cost->fp not 0 as adjustment for outer NEG.
17665 2007-01-04 Jan Hubicka <jh@suse.cz>
17667 * cgraph.c (cgraph_release_function_body): New function.
17668 (cgraph_remove_node): Use it.
17669 * cgraph.h (cgraph_release_function_body): Declare.
17670 * cgraphunit.c (cgraph_expand_function): Use it.
17671 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17672 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17673 is initialized and while compilation of other function is running.
17674 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17675 statement CFG annotations from here to ...
17676 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17678 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17680 * cfgloop.h (enum li_flags): Make the constants powers of two.
17682 2007-01-04 Jan Hubicka <jh@suse.cz>
17684 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17686 (fold_marked_statements): New function.
17687 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17688 * tree-inline.h (copy_body_data): Add statements_to_fold.
17690 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17692 * config.gcc: Mention libgcc/config.host.
17693 * Makefile.in: Update comments mentioning libgcc.
17694 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17695 (all.cross, start.encap, rest.encap, rest.cross): Update
17696 dependencies for libgcc move.
17697 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17698 (clean-target, clean-target-libgcc): Delete.
17699 (srcdirify, GCC_EXTRA_PARTS): New macros.
17700 (libgcc-support, libgcc.mvars): New rules.
17701 (distclean): Remove mention of mklibgcc.
17702 (install): Don't reference INSTALL_LIBGCC.
17703 (install-common): Don't reference EXTRA_PARTS.
17704 (install-libgcc, install-multilib): Delete rules.
17705 * mklibgcc.in: Delete file.
17706 * doc/configfiles.texi: Don't mention mklibgcc.
17708 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17709 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17710 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17711 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17712 (mklibgcc, ldblspecs): Likewise.
17714 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17715 (posixpre.def): Use $(T).
17716 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17717 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17718 (SHLIB_LINK): Make dummy.
17719 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17721 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17723 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17724 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17725 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17726 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17728 * configure.ac (all_outputs): Remove mklibgcc.
17729 * configure: Regenerated.
17731 2007-01-03 Josh Conner <jconner@apple.com>
17733 PR middle-end/29683
17734 * calls.c (compute_argument_addresses): Set stack and stack_slot
17735 for partial args, too.
17736 (store_one_arg): Use locate.size.constant for the size when
17737 generating a save_area.
17739 2007-01-03 Robert Kennedy <jimbob@google.com>
17741 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17742 whose definitions are deleted due to basic block merging.
17744 2007-01-03 Paul Brook <paul@codesourcery.com>
17747 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17749 (use_return_insn): Return 0 for Thumb interrupt functions.
17750 (print_multi_reg): Add rfe argument for IRQ returns.
17751 (arm_output_epilogue): Pop interrupt return address directly into PC.
17752 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17754 2007-01-03 Paul Brook <paul@codesourcery.com>
17756 Merge from sourcerygxx-4_1.
17757 * config/arm/thumb2.md: New file.
17758 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17760 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17761 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17762 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17763 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17765 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17766 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17768 * config/arm/ieee754-sf.S: Ditto.
17769 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17770 (thumb1_base_register_rtx_p): ... to this.
17771 (thumb_index_register_rtx_p): Rename...
17772 (thumb1_index_register_rtx_p): ... to this.
17773 (thumb_output_function_prologue): Rename...
17774 (thumb1_output_function_prologue): ... to this.
17775 (thumb_legitimate_address_p): Rename...
17776 (thumb1_legitimate_address_p): ... to this.
17777 (thumb_rtx_costs): Rename...
17778 (thumb1_rtx_costs): ... to this.
17779 (thumb_compute_save_reg_mask): Rename...
17780 (thumb1_compute_save_reg_mask): ... to this.
17781 (thumb_final_prescan_insn): Rename...
17782 (thumb1_final_prescan_insn): ... to this.
17783 (thumb_expand_epilogue): Rename...
17784 (thumb1_expand_epilogue): ... to this.
17785 (arm_unwind_emit_stm): Rename...
17786 (arm_unwind_emit_sequence): ... to this.
17787 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17788 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17789 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17790 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17791 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17792 thumb2_output_casesi): New functions.
17793 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17794 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17795 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17796 THUMB2_WORK_REGS): Define.
17797 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17798 arm_condexec_mask, arm_condexec_masklen)): New variables.
17799 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17800 (arm_override_options): Check new CPU capabilities.
17801 Set new architecture flag variables.
17802 (arm_isr_value): Handle v7m interrupt functions.
17803 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17805 (const_ok_for_arm): Handle Thumb-2 constants.
17806 (arm_gen_constant): Ditto. Use movw when available.
17807 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17809 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17810 (thumb_find_work_register, arm_load_pic_register,
17811 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17812 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17813 print_multi_reg, output_mov_long_double_fpa_from_arm,
17814 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17815 output_mov_double_fpa_from_arm, output_move_double,
17816 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17817 output_return_instruction, arm_output_function_prologue,
17818 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17819 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17820 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17821 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17822 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17823 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17825 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17826 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17827 (arm_file_start): Output directive for unified syntax.
17828 (arm_unwind_emit_set): Handle stack alignment instruction.
17829 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17830 Add v6t2, v7, v7a, v7r and v7m.
17831 (RETLDM): Add Thumb-2 code.
17832 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17833 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17834 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17835 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17836 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17837 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17838 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17839 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17840 ADJUST_INSN_LENGTH): Define.
17841 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17842 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17843 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17844 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17845 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17846 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17847 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17848 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17849 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17850 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17851 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17852 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17853 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17854 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17855 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17856 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17857 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17859 * config/arm/arm-tune.md: Regenerate.
17860 * config/arm/arm-protos.h: Update prototypes.
17861 * config/arm/vfp.md: Enable patterns for Thumb-2.
17862 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17863 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17864 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17865 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17866 * config/arm/libunwind.S: Add Thumb-2 code.
17867 * config/arm/constraints.md: Update include Thumb-2.
17868 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17869 * config/arm/ieee754-df.S: Ditto.
17870 * config/arm/bpabi.S: Ditto.
17871 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17872 * config/arm/predicates.md (low_register_operand,
17873 low_reg_or_int_operand, thumb_16bit_operator): New.
17874 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17875 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17876 * config/arm/t-arm-elf: Add armv7 multilib.
17877 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17879 (UNSPEC_STACK_ALIGN, ce_count): New.
17880 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17881 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17883 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17884 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17885 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17886 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17887 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17888 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17890 * doc/extend.texi: Document ARMv7-M interrupt functions.
17891 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17893 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17895 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17896 (struct _Unwind_Context): Rename args_size to flags, remove
17897 signal_frame field, add a new args_size field and version field.
17898 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17899 _Unwind_IsExtendedContext): New inline functions.
17900 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17901 Assume by_value array is only present if _Unwind_IsExtendedContext.
17902 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17903 _Unwind_IsSignalFrame.
17904 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17905 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17906 (uw_init_context_1): Initialize context->flags to
17907 EXTENDED_CONTEXT_BIT.
17908 * config/rs6000/linux-unwind.h (frob_update_context): Use
17909 _Unwind_SetSignalFrame.
17911 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17913 PR middle-end/30353
17914 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17915 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17918 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17920 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17921 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17922 RET, AT_SP): Remove.
17923 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17926 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17927 * cfgbuild.c (find_basic_blocks): Likewise.
17928 * cfgrtl.c (rtl_create_basic_block): Likewise.
17929 * function.c (temp_slots_at_level): Likewise.
17930 * reg-stack.c (stack_regs_mentioned): Likewise.
17931 * regclass.c (allocate_reg_info): Likewise.
17932 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17933 set_bb_for_stmt, move_block_to_fn): Likewise.
17934 * tree-complex.c (tree_lower_complex): Likewise.
17935 * vec.h (VEC_safe_grow_cleared): New.
17937 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17939 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17941 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17942 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17944 * cfgloopmanip.c (scale_loop_frequencies): Export.
17945 (loopify): Scale the frequencies by prescribed coefficients.
17946 (set_zero_probability): New function.
17947 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17948 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17949 and frequencies according to arguments.
17950 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17952 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17953 * modulo-sched.c (sms_schedule): Set probabilities for entering
17954 versioned loop correctly.
17955 * tree-vect-transform.c (vect_transform_loop): Ditto.
17956 * cfgloop.h (loopify, loop_version): Declaration changed.
17957 (scale_loop_frequencies): Declared.
17959 2007-01-02 Jan Hubicka <jh@suse.cz>
17961 * cgraph.c: Include tree-flow.h
17962 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17963 early_local_passes.
17964 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17965 * tree-pass.h (pass_all_early_optimizations): Declare.
17966 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17967 early_local_passes.
17968 (cgraph_analyze_function): Do early_local_passes.
17969 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17970 Do not add referenced vars.
17971 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17973 (gate_all_early_local_passes): New gate.
17974 (pass_early_local_passes): Use new gate.
17975 (execute_early_local_optimizations): New functions.
17976 (gate_all_early_optimizations): New gate.
17977 (pass_all_early_optimizations): New pass.
17978 (execute_free_datastructures): Free SSA only when initialized.
17979 (gate_init_datastructures): Init only when optimizing.
17980 (tree_lowering_passes): Do early local passes when called late.
17981 * tree-profile.c (do_tree_profiling): Don't profile functions added
17983 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17984 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17986 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17987 during early_local_passes.
17988 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17991 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17993 * Makefile.in: Update copyright year.
17995 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17997 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17998 in $(lang_checks) and check-consistency targets.
18000 2007-01-02 Jan Hubicka <jh@suse.cz>
18002 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18003 Do not add referenced vars.
18004 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18006 * passes.c (init_optimization_passes): Put mudflap_2 after
18007 free_datastructures.
18009 2007-01-02 Jan Hubicka <jh@suse.cz>
18011 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18012 Set NOTHROW flag on call statements proved to be nothrow.
18013 Update statement of local calls so new pure/const functions are
18014 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18016 (tree_rest_of_compilation): Register hooks and initialize bitmap
18017 early. Do not set after_inlining flag.
18019 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18021 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18022 HOST_BITS_PER_LONGLONG
18024 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18027 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18028 warning for non-static initializers.
18030 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18032 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18033 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18034 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18035 Always use set_unique_reg_note to add REG_EQUAL notes.
18037 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18040 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18042 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18043 * cfgbuild.c (find_basic_blocks): Likewise.
18044 * cfgrtl.c (rtl_create_basic_block): Likewise.
18045 * function.c (temp_slots_at_level): Likewise.
18046 * reg-stack.c (stack_regs_mentioned): Likewise.
18047 * regclass.c (allocate_reg_info): Likewise.
18048 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18049 set_bb_for_stmt, move_block_to_fn): Likewise.
18050 * tree-complex.c (tree_lower_complex): Likewise.
18051 * vec.h (VEC_safe_grow_cleared): New.
18053 2007-01-02 Ian Lance Taylor <iant@google.com>
18055 * c-common.c (c_common_truthvalue_conversion): When warning about
18056 using an assignment as a truth value, set TREE_NO_WARNING.
18058 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18061 * c.opt (Wold-style-declaration): New.
18062 * doc/invoke.texi (C-only Warning Options): New.
18063 (Wold-style-declaration): Document it.
18064 (Wextra): Enabled by -Wextra.
18065 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18066 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18067 -Wold-style-declaration.
18069 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18071 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18072 * cfgbuild.c (find_basic_blocks): Likewise.
18073 * cfgrtl.c (rtl_create_basic_block): Likewise.
18074 * function.c (temp_slots_at_level): Likewise.
18075 * reg-stack.c (stack_regs_mentioned): Likewise.
18076 * regclass.c (allocate_reg_info): Likewise.
18077 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18078 set_bb_for_stmt, move_block_to_fn): Likewise.
18079 * tree-complex.c (tree_lower_complex): Likewise.
18080 * vec.h (VEC_safe_grow_cleared): New.
18082 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18084 * c-common.c (c_common_nodes_and_builtins): Since variants of
18085 void_type_node get built before it is given a name, we need to
18086 give those variants the name, too.
18087 (complete_array_type): We need to work with the canonical main
18088 type of the array, from which we will build the qualified version.
18089 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18090 * print-tree.c (print_node): Display canonical type information
18092 * stor-layout.c (layout_type): When we don't know the
18093 alignment of a type for which we're building an array, we end up
18094 guessing wrong, so make the type require structural equality.
18095 * tree.c (make_node_stat): When we build a new type, it is its
18096 own canonical type.
18097 (build_type_attribute_qual_variant): When building an attribute
18098 variant, its canonical type is the non-attribute variant. However,
18099 if the attributes are target-dependent and they differ, we need to
18100 use structural equality checks for this type.
18101 (build_qualified_type): A qualified type is not equivalent to its
18102 unqualified variant; set the canonical type appropriately.
18103 (build_distinct_type_copy): When building a distinct type from
18104 another type, the new type is its own canonical type.
18105 (build_variant_type_copy): When building a new type variant, we
18106 assume that it is equivalent to the original type.
18107 (build_pointer_type_for_mode): When building a pointer type, also
18108 build a canonical type pointer.
18109 (build_reference_type_for_mode): When building a reference type,
18110 also build a canonical type reference.
18111 (build_index_type): When we can't hash an index type (e.g.,
18112 because its maximum value is negative), the index type requires
18113 structural equality tests.
18114 (build_array_type): Build the canonical form of an array type.
18115 (build_function_type): Function types require structural equality,
18116 because they contain default arguments, attributes, etc.
18117 (build_method_type_directly): Ditto for method types.
18118 (build_offset_type): Build the canonical offset type.
18119 (build_complex_type): Build the canonical vector type.
18120 (make_vector_type): Build the canonical vector type.
18121 * tree.h (TYPE_CANONICAL): New.
18122 (TYPE_STRUCTURAL_EQUALITY_P): New.
18123 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18124 (struct tree_type): Added "canonical" field.
18125 * params.h (VERIFY_CANONICAL_TYPES): New.
18126 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18127 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18128 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18129 * doc/invoke.texi (verify-canonical-types): Document --param
18130 parameter for verifying canonical types.
18132 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18134 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18135 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18136 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18137 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18139 * config/rs6000/e500.h: New.
18140 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18141 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18143 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18144 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18145 TARGET_E500_DOUBLE): Remove.
18146 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18147 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18148 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18149 * config/rs6000/rs6000.c (rs6000_override_options): Use
18150 CHECK_E500_OPTIONS.
18152 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18154 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18155 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18156 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18157 rs6000_emit_cmove): Don't check TARGET_E500.
18158 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18159 sordered): Don't check TARGET_E500.
18161 2007-01-01 Eric Christopher <echristo@apple.com>
18163 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18164 HARD_REGISTER_NUM_P.
18166 2007-01-01 Roger Sayle <roger@eyesopen.com>
18168 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18169 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18170 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18173 2007-01-01 Mike Stump <mrs@apple.com>
18175 * configure.ac: Remove support for building with Apple's gcc-3.1.
18177 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18179 PR middle-end/30311
18180 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18181 REG is a hard register. Do not modify REG before calling
18183 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18184 multiple of the size of YMODE for certain lowpart cases.
18186 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18188 PR middle-end/30253
18189 * gimplify (voidify_wrapper_expr): Update for
18190 GIMPLE_MODIFY_STMT.
18192 2007-01-01 Andreas Schwab <schwab@suse.de>
18195 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18196 save of BR0 in extra_spill_size instead of spill_size.
18197 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18199 (ia64_expand_epilogue): Restore BR0 from its new location.
18201 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18203 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18204 Use a temporary variable if the left hand side is not a gimple
18207 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18209 * gimplify.c (gimplify_return_expr): Make the temporary variable
18210 for the return expression, a gimple register variable.
18212 2007-01-01 Jan Hubicka <jh@suse.cz>
18214 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18217 2007-01-01 Mike Stump <mrs@apple.com>
18219 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18221 * config/darwin.c (machopic_select_rtx_section): Use
18222 HAVE_GAS_LITERAL16.
18223 (darwin_mergeable_constant_section): Likewise.
18224 * configure: Regenerate.
18225 * config.in: Regenerate.
18227 2007-01-01 Jan Hubicka <jh@suse.cz>
18228 Andrew Pinski <pinskia@gmail.com>
18230 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18231 before starting IPA passes.