1 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
3 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5 2007-07-04 Ben Elliston <bje@au.ibm.com>
7 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13 (Exception Handling): Likewise.
15 2007-07-03 Jan Hubicka <jh@suse.cz>
17 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
19 2007-07-03 Eric Christopher <echristo@apple.com>
21 * doc/cppopts.texi: Add conflicting option note to -dM.
22 * doc/invoke.texi: Add note about possible conflicts with
23 -E for -dCHARS and note that -dM will not produce
24 any results if there is no machine dependent reorg.
26 2007-07-03 Geoffrey Keating <geoffk@apple.com>
28 * tree.h (DECL_ALIGN): Back out previous change.
30 2007-07-03 Joseph Myers <joseph@codesourcery.com>
32 * configure.ac: Test for .dtprelword support on MIPS.
33 * configure, config.in: Regenerate.
34 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
35 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
37 2007-07-03 Julian Brown <julian@codesourcery.com>
39 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
40 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
41 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
42 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
44 (all_fpus): Add FPUTYPE_VFP3.
45 (fp_model_for_fpu): Add VFPv3 field.
46 (arm_rtx_costs_1): Give cost to VFPv3 constants.
47 (vfp3_const_double_index): New function. Return integer index of
48 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
50 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
51 and argument represents a valid RTX for a VFPv3 constant.
52 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
54 (vfp_emit_fstmd): Similar, for fstmd.
55 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
56 constants, represented as integer indices.
57 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
58 VFP_REGNO_OK_FOR_DOUBLE macros.
59 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
60 (arm_file_start): Set float-abi attribute for VFPv3, and output
61 correct ".fpu" assembler directive.
62 (arm_dbx_register_numbering): Add FIXME.
63 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
64 (fputype): Add FPUTYPE_VFP3.
65 (FIXED_REGISTERS): Add 32 registers for D16-D31.
66 (CALL_USED_REGISTERS): Likewise.
67 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
68 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
69 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
71 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
72 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
73 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
74 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
75 (REG_ALLOC_ORDER): Adjust for VFPv3.
76 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
77 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
78 VFP_LO_REGS, VFP_HI_REGS.
79 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
80 (IS_VFP_CLASS): Define macro.
81 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
83 (REGISTER_MOVE_COST): Likewise.
84 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
85 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
86 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
87 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
88 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
89 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
90 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
91 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
92 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
93 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
94 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
95 where appropriate for single-word registers.
96 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
97 As above. Fix type attributes.
98 * config/arm/constraints.md (register_contraint "t"): Define.
99 (register_constraint "w"): Change to D0-D15, or D0-D31 for
101 (register_constraint "x"): Define.
102 (constraint "Dv"): Define.
104 2007-07-03 Geoffrey Keating <geoffk@apple.com>
106 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
108 2007-07-03 Tom Tromey <tromey@redhat.com>
110 * c-parser.c (objc_pq_context): Removed.
111 (objc_need_raw_identifier): Likewise.
112 (c_parser) <objc_pq_context>: New field.
113 <objc_need_raw_identifier>: Likewise.
114 (OBJC_NEED_RAW_IDENTIFIER): Removed.
115 (c_lex_one_token): Update.
116 (c_parser_objc_protocol_definition): Update.
117 (c_parser_objc_method_definition): Update.
118 (c_parser_objc_methodproto): Update.
119 (c_parser_declspecs): Update.
121 2007-07-03 David Ung <davidu@mips.com>
123 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
125 2007-07-03 David Ung <davidu@mips.com>
126 Richard Sandiford <richard@codesourcery.com>
128 * doc/invoke.texi: Document -march=74kf3_2.
129 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
130 (TUNE_74K): Check for it.
131 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
132 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
133 * config/mips/mips.md (cpu): Add 74kf3_2.
134 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
135 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
136 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
137 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
138 74kf3_2 to the CPU list.
139 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
140 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
141 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
142 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
143 (r74kf3_2_fxfer_from_c1): New insn reservations.
145 2007-07-03 Richard Sandiford <richard@codesourcery.com>
146 David Ung <davidu@mips.com>
148 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
149 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
150 and 74k[fx]. Document aliases for the new options.
151 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
152 (PROCESSOR_24KF2_1): ...this.
153 (PROCESSOR_24KX): Rename to...
154 (PROCESSOR_24KF1_1): ...this.
155 (PROCESSOR_74KF): Rename to...
156 (PROCESSOR_74KF2_1): ...this.
157 (PROCESSOR_74KX): Rename to...
158 (PROCESSOR_74KF1_1): ...this.
159 (TUNE_74K): Update PROCESSOR_* names.
160 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
161 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
162 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
163 (mips_rtx_cost_data): Update processor names in comments.
164 (mips_issue_rate): Update PROCESSOR_* names.
165 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
166 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
167 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
168 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
169 Update cpu attribute names.
170 (r24k_fpu_iss): Rename this reservation to...
171 (r24kf2_1_fpu_iss): ...this and update all uses.
172 (r24kx_fpu_iss): Rename this reservation to...
173 (r24kf1_1_fpu_iss): ...this and update all uses.
174 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
175 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
176 Update cpu attribute names.
178 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
180 * config/m32r/constraints.md: New file.
181 * config/m32r/m32r.c: Include tm-constrs.h.
182 (small_data_operand): Use satisfies_constraint_* instead of macro.
183 (addr24_operand, gen_compare): Likewise.
184 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
185 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
186 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
187 EXTRA_CONSTRAINT): Likewise.
188 * config/m32r/m32r.md: Include constraints.md.
189 (*movsi_insn): Use satisfies_constraint_* instead of macro.
190 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
191 * config/m32r/predicates.md (conditional_move_operand): Likewise.
192 (two_insn_const_operand, int8_operand, uint16_operand,
193 reg_or_int16_operand, reg_or_uint16_operand,
194 reg_or_cmp_int16_operand, cmp_int16_operand,
195 seth_add3_operand): Likewise.
197 2007-07-03 Eric Christopher <echristo@gmail.com>
199 * libgcc2.h: Conditionally declare __bswapsi2 and
202 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
204 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
207 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
210 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
211 (__gthrw_pragma): Provide default definition.
213 * gthr-posix.c (__gthrw_pragma): Define.
215 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
217 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
218 before declaring inequality.
220 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
222 * combine.c (recog_for_combine): Log the success or failure of
223 matching new insn patterns against the machine description in
226 2007-07-03 Revital Eres <eres@il.ibm.com>
228 * ddg.c (print_sccs): New function.
229 (check_sccs): New function.
230 (create_ddg_all_sccs): Use it.
231 * ddg.h (print_sccs): Declare.
232 * modulo-sched.c (sms_order_nodes): Call print_sccs.
234 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
236 * targhooks.h (default_mode_for_suffix): New function declaration.
237 * targhooks.c (default_mode_for_suffix): New default target hook.
238 * target.h (struct c): New structure in the targetm struct.
239 (mode_for_suffix): New target hook as part of struct c.
240 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
241 default_mode_for_suffix.
242 (TARGET_C): New define.
243 * c-lex.c: Include "target.h".
244 (interpret_float): Use targetm.c.mode_for_suffix to determine
245 the mode for a given non-standard suffix.
246 Makefile.in (c-lex.o): Depend on $(TARGET_H).
248 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
249 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
251 * doc/extend.texi (Floating Types): New node. Document __float80 and
252 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
254 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
257 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
258 predicate instead of target_operand.
259 (divsi3_i1_media, divsi3_media_2): Likewise.
261 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
263 * tree.h (alias_sets_might_conflict_p): Rename into
264 alias_sets_must_conflict_p.
265 * alias.c (alias_sets_might_conflict_p): Likewise.
266 (alias_sets_conflict_p): Use it.
267 (objects_must_conflict_p): Likewise.
268 * c-common.c (strict_aliasing_warning): Adjust.
270 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
272 * rtlhooks.c (gen_lowpart_if_possible): Check for
273 invalid subreg before calling gen_lowpart_SUBREG.
275 2007-07-02 Geoffrey Keating <geoffk@apple.com>
277 * config/darwin9.h: Add copyright notice.
278 (LINK_COMMAND_SPEC): Add comment.
279 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
280 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
281 DARWIN_LIBSYSTEM_HAS_UNWIND.
283 2007-07-02 Jakub Jelinek <jakub@redhat.com>
286 * omp-low.c (check_combined_parallel): New function.
287 (lower_omp_parallel): Call it via walk_stmts, set
288 OMP_PARALLEL_COMBINED if appropriate.
289 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
290 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
291 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
292 don't consider it as combined parallel.
294 2007-07-02 Richard Sandiford <richard@codesourcery.com>
296 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
297 (gcc_tooldir): Likewise.
298 * configure: Regenerate.
299 * Makefile.in (libsubdir_to_prefix): New variable, based on the
300 old configure.ac gcc_tooldir setting.
301 (prefix_to_exec_prefix): New variable.
302 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
303 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
305 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
307 Fix PR tree-optimization/32583
308 Fix PR tree-optimization/32584
309 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
310 (phi_translate_set): Use phi_translate directly now.
311 (make_values_for_stmt): Don't value number RHS if we already know
314 2007-07-02 Steve Ellcey <sje@cup.hp.com>
315 Jim Wilson <wilson@specifix.com>
318 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
321 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
322 Richard Sandiford <richard@codesourcery.com>
323 Nigel Stephens <nigel@mips.com>
325 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
326 (mips16e_output_save_restore): Declare.
327 (mips16e_save_restore_pattern_p): Likewise.
328 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
329 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
330 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
331 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
332 (BITSET_P): New global macro, extracted from...
333 (mips_for_each_saved_reg): ...here.
334 (mips16e_save_restore_info): New struct.
335 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
336 (mips16e_save_restore_regs): New variable.
337 (mips_split_plus, mips16e_find_first_register): New functions.
338 (mips16e_mask_registers): New function.
339 (compute_frame_size): Expand the commentary before the function.
340 Enforce the MIPS16e save and restore register range restrictions.
341 Pad the general register save area at the low end.
342 (mips16e_save_restore_reg, mips16e_build_save_restore)
343 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
344 (mips16e_output_save_restore, mips16e_collect_propagate_value)
345 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
347 (mips_expand_prologue, mips_expand_epilogue): Handle
348 GENERATE_MIPS16E_SAVE_RESTORE.
349 * config/mips/mips.md (*mips16e_save_restore): New pattern.
351 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
353 PR tree-optimization/31966
354 PR tree-optimization/32533
355 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
356 "basic_block" description as its third argument. Update function
357 calls to get destination bb from "edge" argument. Save "cond" into
358 aux field of the edge. Update prototype for changed arguments.
359 (if_convertible_loop_p): Clear aux field of incoming edges if bb
361 (find_phi_replacement_condition): Operate on incoming edges, not
362 on predecessor blocks. If there is a condition saved in the
363 incoming edge aux field, AND it with incoming bb predicate.
364 Return source bb of the first edge.
365 (clean_predicate_lists): Clean aux field of outgoing node edges.
366 (tree_if_conversion): Do not initialize cond variable. Move
367 variable declaration into the loop.
368 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
369 initializations of new_stmt, arg0 and arg1 variables.
371 2007-07-02 Jakub Jelinek <jakub@redhat.com>
373 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
374 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
376 2007-07-02 Richard Guenther <rguenther@suse.de>
378 * tree-ssa.c (useless_type_conversion_p): Document
379 future intent as defining the middle-end type system.
380 Re-structure to call langhook last, group by type class,
381 mark questionable parts.
383 2007-07-02 Richard Guenther <rguenther@suse.de>
385 * tree-flow.h (types_compatible_p): Declare.
386 * tree-ssa.c (types_compatible_p): New function.
387 * ipa-type-escape.c (discover_unique_type): Use
388 types_compatible_p instead of lang_hooks.types_compatible_p.
389 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
390 * tree-vn.c (expressions_equal_p): Likewise.
391 * tree.c (fields_compatible_p): Likewise.
392 * tree-ssa-dom.c (avail_expr_eq): Likewise.
393 (cprop_operand): Use useless_type_conversion_p instead of
394 lang_hooks.types_compatible_p.
395 * tree-inline.c (setup_one_parameter): Likewise.
396 (declare_return_variable): Likewise.
397 * tree-nrv.c (tree_nrv): Likewise.
398 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
399 (maybe_fold_offset_to_component_ref): Likewise.
400 (maybe_fold_offset_to_reference): Likewise.
401 * tree-ssa-copy.c (may_propagate_copy): Likewise.
402 (merge_alias_info): Likewise.
403 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
404 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
405 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
406 * tree-tailcall.c (find_tail_calls): Likewise.
407 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
408 * gimplify.c (canonicalize_addr_expr): Likewise.
409 (fold_indirect_ref_rhs): Likewise.
410 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
411 (cpt_same_type): Likewise.
412 (check_pointer_types_r): Swap parameters to cpt_same_type
414 * fold-const.c (fold_convert): Revert fix for PR15988.
415 * tree-inline.c (setup_one_parameter): Instead fix it here by
416 using fold_build1 instead of fold_convert and checking for
417 error_mark_node. Convert only if the conversion is necessary.
419 2007-07-02 Joseph Myers <joseph@codesourcery.com>
421 * configure.ac: Check for .gnu_attribute on Power.
422 * configure: Regenerate.
423 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
424 attribute for floating-point ABI.
426 2007-07-02 Ira Rosen <irar@il.ibm.com>
428 PR tree-optimization/32230
429 PR tree-optimization/32477
430 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
431 address is a constant.
433 2007-07-02 Richard Sandiford <richard@codesourcery.com>
435 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
436 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
437 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
438 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
439 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
440 64-bit targets. Add support for *-elfoabi*.
441 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
442 different settings if $(tm_defines) does not select the EABI.
443 (MULTILIB_EXCLUSIONS): Define in those circumstances.
444 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
445 (MIPS_ARCH_OPTION_SPEC): Likewise.
446 (MIPS_ISA_LEVEL_SPEC): Likewise.
447 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
448 * config/mips/elfoabi.h: New file.
450 2007-07-02 Richard Guenther <rguenther@suse.de>
452 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
453 (useless_type_conversion_p): ... this.
454 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
455 (useless_type_conversion_p): ... this.
456 * builtins.c (fold_builtin_memory_op): Rename
457 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
458 * tree-cfg.c (verify_expr): Likewise.
459 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
460 * tree-ssa-ccp.c (ccp_fold): Likewise.
461 * tree-ssa-copy.c (may_propagate_copy): Likewise.
462 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
464 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
465 * tree-ssa-pre.c (eliminate): Likewise.
466 * tree-ssa.c (delete_tree_ssa): Likewise.
467 (tree_ssa_useless_type_conversion): Likewise.
468 * tree.c (build2_stat): Likewise.
470 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
472 Fix PR tree-optimization/32571
473 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
476 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
478 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
479 and other expected operations explicitly, change default to
482 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
484 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
486 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
487 (tls_load_dot_plus_eight): Move the label number into the unspec.
488 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
490 2007-07-01 Andreas Schwab <schwab@suse.de>
492 * dwarf2out.c (initial_return_save): Define only if used.
494 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
496 Unreverting Richard's Revert of:
498 2007-06-27 Richard Sandiford <richard@codesourcery.com>
500 * dce.c (deletable_insn_p_1): New function, split out from...
501 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
502 specially, not those inside PARALLELs. Remove BODY argument
503 and adjust recursive call accordingly.
504 (prescan_insns_for_dce): Update call to delete_insn_p.
506 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
507 Revital Eres <eres@il.ibm.com>
509 * ddg.c (create_ddg_all_sccs): Fix missed
510 initialization of scc_nodes.
512 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
515 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
516 X + ~X to 1 only for INTEGRAL_TYPE_P type.
518 2007-06-30 Joseph Myers <joseph@codesourcery.com>
520 * configure.ac: Check for .gnu_attribute on MIPS.
521 * configure, config.in: Regenerate.
522 * config/mips/mips.c (mips_file_start): If supported, output
523 attribute for floating-point ABI.
525 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
528 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
529 (ffs_cmove): New expander to expand using ctz pattern.
530 (*ffs_cmove): Remove pattern.
531 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
532 (ffsdi2): Expand using ctz pattern.
533 (*ffs_rex64): Remove pattern.
535 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
537 PR rtl-optimization/32296
538 * pa.md (return): Delete pattern.
539 (return_internal): Remove "(const_int 1)" from pattern.
540 (epilogue): Use return_internal pattern for trivial returns.
541 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
542 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
544 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
546 * tree-ssa-pre.c (is_exception_related): New function
547 (can_value_number_operation): Use it.
549 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
551 Fix PR tree-optimization/32540
552 Fix PR tree-optimization/31651
554 * tree-ssa-sccvn.c: New file.
556 * tree-ssa-sccvn.h: Ditto.
558 * tree-vn.c: Include tree-ssa-sccvn.h
559 (val_expr_paid_d): Removed.
560 (value_table): Ditto.
562 (val_expr_pair_hash): Ditto.
563 (val_expr_pair_expr_eq): Ditto.
564 (copy_vuses_from_stmt): Ditto.
567 (shared_vuses_from_stmt): Ditto.
568 (print_creation_to_file): Moved up.
570 (sort_vuses_heap): Ditto.
571 (set_value_handle): Make non-static.
572 (make_value_handle): Ditto.
573 (vn_add): Rewritten to use sccvn lookups.
574 (vn_add_with_vuses): Ditto.
575 (vn_lookup): Ditto (and second argument removed).
576 (vn_lookup_with_vuses): Ditto.
577 (vn_lookup_or_add): Ditto (and second argument removed);
578 (vn_lookup_or_add_with_vuses): Ditto.
579 (vn_lookup_with_stmt): New.
580 (vn_lookup_or_add_with_stmt): Ditto.
581 (create_value_handle_for_expr): Ditto.
583 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
584 (seen_during_translate): New function.
585 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
586 (phi_trans_add): Ditto.
587 (constant_expr_p): FIELD_DECL is always constant.
588 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
590 Avoid infinite recursion on mutually valued expressions.
591 Change callers of vn_lookup_or_add.
592 (phi_translate): New function.
593 (compute_antic_safe): Allow phi nodes.
594 (create_component_ref_by_pieces): Update for FIELD_DECL change.
595 (find_or_generate_expression): Rewrite slightly.
596 (create_expression_by_pieces): Updated for vn_lookup_or_add
598 Update VN_INFO for new names.
599 (insert_into_preds_of_block): Update for new names.
600 (add_to_exp_gen): New function.
601 (add_to_sets): Use vn_lookup_or_add_with_stmt.
602 (find_existing_value_expr): Rewrite to changed vn_lookup.
603 (create_value_expr_from): Ditto, and use add_to_exp_gen.
604 (try_look_through_load): Removed.
605 (try_combine_conversion): Ditto.
606 (get_sccvn_value): New function.
607 (make_values_for_phi): Ditto.
608 (make_values_for_stmt): Ditto.
609 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
611 (init_pre): Update for SCCVN changes.
613 (execute_pre): Ditto.
615 * tree-flow.h (make_value_handle): Declare.
616 (set_value_handle): Ditto.
617 (sort_vuses_heap): Ditto.
618 (vn_lookup_or_add_with_stmt): Ditto.
619 (vn_lookup_with_stmt): Ditto.
620 (vn_compute): Remove.
623 (vn_lookup): Update arguments.
625 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
627 (tree-ssa-sccvn.o): New.
628 (OBJS-common): Add tree-ssa-sccvn.o
630 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
633 * c-typeck.c (build_external_ref): Don't mark as used if called
635 * calls.c (rtx_for_function_call): Likewise.
637 2007-06-30 Richard Sandiford <richard@codesourcery.com>
641 2007-06-27 Richard Sandiford <richard@codesourcery.com>
643 * dce.c (deletable_insn_p_1): New function, split out from...
644 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
645 specially, not those inside PARALLELs. Remove BODY argument
646 and adjust recursive call accordingly.
647 (prescan_insns_for_dce): Update call to delete_insn_p.
649 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
651 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
652 (try_combine): Move potential calls to undo_all() so they happen
653 before we commit to using the combined insns.
655 2006-06-30 Jan Hubicka <jh@suse.cz>
657 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
660 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
662 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
663 (cgraph_remove_unreachable_nodes): Likewise.
664 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
665 * ipa-inline.c (update_caller_keys): Cast according to the coding
667 (cgraph_decide_recursive_inlining): Likewise.
668 (cgraph_decide_inlining_of_small_function): Likewise.
669 (try_inline): Likewise.
670 (cgraph_decide_inlining_incrementally): Likewise.
671 * ipa-pure-const.c (get_function_state): Likewise.
672 (scan_function): Likewise.
673 (analyze_function): Likewise.
674 (static_execute): Likewise.
675 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
676 (merge_callee_local_info): Likewise.
677 (analyze_function): Use type safe memory macros.
678 (static_execute): Likewise. Cast according to the coding conventions.
679 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
681 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
683 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
684 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
687 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
690 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
691 for complex modes (both int and real).
693 2007-06-29 Jan Hubicka <jh@suse.cz>
695 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
697 2007-06-29 Jan Hubicka <jh@suse.cz>
700 * cse.c (cse_insn): Avoid invalid sharing in between register note and
703 2007-06-29 Anatoly Sokolov <aesok@post.ru>
706 * config/avr/avr.c: Include dataflow header file.
707 (expand_prologue): Adjust for prologue insn change.
708 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
711 2007-06-29 Richard Guenther <rguenther@suse.de>
714 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
715 during type verification.
717 2007-06-29 Jan Hubicka <jh@suse.cz>
719 * recog.c (validate_change_rtx_1): Unshare TO argument.
721 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
723 PR tree-optimization/24659
724 * tree-vect-transform.c (vectorizable_call): Handle
725 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
727 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
728 * config/i386/i386.c (enum ix86_builtins)
729 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
730 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
732 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
733 const using def_builtin_const.
734 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
735 input operands in the same modes as the result.
736 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
738 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
740 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
741 (df_set_dead_notes_for_mw): Likewise.
743 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
745 * c-common.c (pointer_int_sum): Do the negation in sizetype.
747 2007-06-28 DJ Delorie <dj@redhat.com>
749 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
751 2007-06-28 Geoffrey Keating <geoffk@apple.com>
753 * doc/invoke.texi (C++ Dialect Options): Document
754 fvisibility-ms-compat.
755 * c.opt (fvisibility-ms-compat): New.
757 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
760 * tree-affine.c (aff_combination_add_elt): Handle
761 pointer addition specially.
763 2007-06-28 Jakub Jelinek <jakub@redhat.com>
765 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
766 decl is non-external for AIX ABI.
768 2007-06-28 David Edelsohn <edelsohn@gnu.org>
770 * config/rs6000/predicates.md (current_file_function_operand):
771 Ensure the symbol is non-external for AIX ABI.
773 2007-06-28 Nick Clifton <nickc@redhat.com>
775 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
776 (fdce, fdse, fpredictive-commoning): Likewise.
778 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
781 * gcc.c (process_command): Recognize the new -static-libgfortran
784 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
787 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
788 Use a call clobbered hard reg instead of a pseudo reg.
790 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
792 * config/sh/sh.md (load_gbr): Use correct operand constraint.
794 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
797 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
798 REG_LIBCALL and REG_RETVAL notes.
799 (divsi3, mulsi3): Likewise.
800 (mulhisi3): Likewise. Use emit_libcall_block.
801 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
803 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
805 PR rtl-optimization/32481
806 * combine.c (adjust_for_new_dest): Rescan the changed insn.
808 2007-06-27 Richard Sandiford <richard@codesourcery.com>
810 * dce.c (deletable_insn_p_1): New function, split out from...
811 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
812 specially, not those inside PARALLELs. Remove BODY argument
813 and adjust recursive call accordingly.
814 (prescan_insns_for_dce): Update call to delete_insn_p.
816 2007-06-27 Richard Guenther <rguenther@suse.de>
819 * tree.h (fold_convertible_p): Declare.
820 * fold-const.c (fold_convertible_p): New function.
821 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
822 instead of lang_hooks.types_compatible_p.
824 2007-06-26 Jan Hubicka <jh@suse.cz>
826 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
827 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
828 early use validate_unshare_change.
829 (reload_combine): Likewise.
830 * recog.c (change_t): New field unshare.
831 (validate_change_1): Rename from validate_change; add argument unshare.
832 (validate_change): Turn into wrapper of validate_change_1; update
834 (validate_unshare_change): New.
835 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
836 calls of df_insn_rescan.
837 * recog.h (validate_change): Replace ints by bools.
838 (validate_unshare_change): Declare.
840 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
842 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
844 2007-06-26 Steve Ellcey <sje@cup.hp.com>
846 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
848 2007-06-25 Jan Hubicka <jh@suse.cz>
850 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
852 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
853 cgraph_decide_inlining_incrementally): Move uninlinability checks to
854 places other call site specific checks are performed.
856 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
859 * tree-vect-transform.c (vectorizable_operation): Convert
860 POINTER_PLUS_EXPR over to PLUS_EXPR.
862 2007-06-25 Chao-ying Fu <fu@mips.com>
864 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
865 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
866 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
867 Document GET_MODE_IBIT, and GET_MODE_FBIT.
869 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
870 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
871 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
872 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
873 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
874 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
875 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
876 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
877 ALL_FIXED_POINT_MODE_P): New define.
878 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
880 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
882 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
883 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
884 MODE_VECTOR_UACCUM): New mode classes.
886 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
887 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
888 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
891 * genmodes.c (struct mode_data): Add ibit and fbit fields.
892 (blank_mode): Initialize ibit and fbit.
893 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
894 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
895 (new_adjust): Change required_class to required_class_from and
896 required_class_to for testing within a range.
897 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
898 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
900 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
901 (make_fixed_point_mode): New.
902 (_ADD_ADJUST): Change C to C1 and C2.
903 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
904 use a range for machine classes.
905 (ADJUST_IBIT, ADJUST_FBIT): New.
906 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
908 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
909 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
910 Emit adjustment for ibit and fbit.
911 (emit_mode_ibit, emit_mode_fbit): New.
912 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
914 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
916 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
917 as the source of the set.
919 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
921 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
922 FP_REGNO_P): Use IN_RANGE.
923 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
924 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
925 (DATA_REG_P): Use DATA_REGNO_P.
926 (FP_REG_P): Use FP_REGNO_P.
927 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
928 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
929 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
931 2007-06-24 Jan Hubicka <jh@suse.cz>
934 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
936 2007-06-24 Sebastian Pop <sebpop@gmail.com>
939 * fold-const.c (fold_binary): Strip nops of operand 0
940 of BIT_NOT_EXPR before calling operand_equal_p.
941 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
942 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
944 2007-06-23 Mark Mitchell <mark@codesourcery.com>
946 * doc/extend.texi: Document that dllimport and dllexport imply
948 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
949 imported or exported declaration, including type declarations.
950 * c-common.c (handle_visibility_attribute): Check for conflicts
951 with dllimport/dllexport.
952 (c_determine_visibility): Handle dllimport/dllexport as an
953 explicit visibility atttribute.
955 2007-06-23 Richard Guenther <rguenther@suse.de>
957 PR tree-optimization/16876
959 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
961 * tree-inline.c (initialize_inlined_parameters): Do not call
962 lang_hooks.tree_inlining.convert_parm_for_inlining.
963 * cgraphbuild.c (initialize_inline_failed): Set inline failed
964 reason for mismatched types.
965 * gimplify.c (gimplify_call_expr): Verify the call expression
966 arguments match the called function type signature. Otherwise
967 mark the call expression to be not considered for inlining
968 using CALL_CANNOT_INLINE_P flag.
969 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
970 edges call expression.
971 (cgraph_decide_inlining_of_small_function): Likewise.
972 (cgraph_decide_inlining): Likewise.
973 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
975 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
976 * c-typeck.c (c_convert_parm_for_inlining): Remove.
977 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
979 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
980 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
982 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
983 convert_parm_for_inlining member.
985 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
988 * arm.md (negscc): Match the correct operand for optimized LT0 test.
989 Remove optimization for GT.
991 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
994 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
996 (prescan_insns_for_dce): Add extra parameter.
998 2007-06-23 Jan Hubicka <jh@suse.cz>
1001 * gimplify.c (mark_addressable): New function.
1002 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1004 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1007 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1009 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1012 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1013 moves between MMX/SSE registers to at least 8 units to prevent
1014 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1016 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/i386.c (override_options): Correct x86_sahf
1021 2007-06-21 David Daney <ddaney@avtrex.com>
1024 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1025 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1026 (exception_receiver): Renamed to ...
1027 (nonlocal_goto_receiver): ... this.
1029 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1031 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1032 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1033 partial register accesses.
1035 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1037 * fold-const.c (debug_fold_checksum): Move it under
1038 ENABLE_FOLD_CHECKING.
1040 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1043 * tree.h (debug_fold_checksum): Declared.
1044 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1045 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1046 build_fold_addr_expr_with_type_1.
1047 (fold_addr_expr, debug_fold_checksum): New.
1048 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1049 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1052 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1054 PR tree-optimization/19590
1055 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1056 of scev is a constant.
1057 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1059 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1061 * df-problems.c (df_note_bb_compute): Made computation of live
1062 info consistent with df_lr.
1064 2007-06-21 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/32453
1067 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1068 for pointer anti-range.
1070 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386.c (processor_target_table): Increase maximum
1073 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1076 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1077 byte alignment if > 8 byte alignment is preferred.
1078 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1080 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1082 PR tree-optimization/31866
1083 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1084 if ASM_EXPR's input is not a SSA_NAME.
1087 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1088 but decl is a global var, instead return decl.
1089 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1090 even for is_global_var decls, if they are private in some outer
1093 2007-06-21 Richard Guenther <rguenther@suse.de>
1095 PR tree-optimization/32451
1096 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1098 2007-06-21 Christian Bruel <christian.bruel@st.com>
1100 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1101 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1102 (push_regs): Changed saving order or banked registers.
1103 (sh_expand_epilogue): Likewise.
1104 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1105 (FIRST_BANKED_REG): Likewise.
1106 (LAST_BANKED_REG): Likewise.
1107 * config/sh/sh.md (banked) New attribute.
1108 (in_delay_slot): Check banked attribute.
1110 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1112 PR tree-optimization/32075
1113 * tree-data-ref.c (subscript_dependence_tester_1,
1114 analyze_miv_subscript, analyze_overlapping_iterations,
1115 add_distance_for_zero_overlaps, build_classic_dist_vector,
1116 subscript_dependence_tester_1, analyze_overlapping_iterations,
1117 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1118 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1119 to evolution_function_is_affine_multivariate_p.
1121 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1123 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1125 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1128 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1130 * config/m32c/prologue.md (epilogue_exitd_16): New.
1131 (epilogue_reit_16): New.
1132 (epilogue_exitd): Rename to epilogue_exitd_24.
1133 (epilogue_reit): Rename to epilogue_reit_24.
1135 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1136 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1138 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1140 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1141 if dbg_cnt (sched_insn) reaches the limit.
1142 (choose_ready): New parameter INSN_PTR and new return value.
1143 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1144 the new return value from choose_ready.
1145 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1146 (rest_of_handle_global_alloc): New global_alloc_at_func.
1148 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1150 PR tree-optimization/25737
1151 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1152 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1153 * tree-flow.h (struct fieldoff): Add new field alias_set.
1154 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1155 argument addressable_type. Set alias_set of fieldoff.
1156 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1157 (create_overlap_variables_for): Pass alias_set from fieldoff to
1159 * alias.c (get_alias_set): Use alias_set from SFT if set.
1161 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1163 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1164 of a variable as an unsigned HOST_WIDE_INT integer.
1166 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1168 PR rtl-optimization/32405
1169 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1171 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1173 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1176 * builtins.c: Include diagnostic.h.
1177 (expand_builtin_expect): Make gcc_assert more permissive.
1178 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1181 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1185 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1186 if ACCUMULATE_OUTGOING_ARGS.
1188 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1190 * config/m68hc11/m68hc11.c: Include dataflow header file.
1191 (m68hc11_reorg): Port to dataflow.
1193 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1195 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1196 (struct df_problem.free_blocks_on_set_blocks): New field.
1197 (struct dataflow.optional_p): New field.
1198 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1199 (df_live_set_all_dirty): New function.
1200 * df-scan.c (df_scan_alloc): Initialize optional_p.
1201 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1202 * df-core.c (df_set_blocks): Removed use of
1203 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1204 df_problem.free_blocks_on_set_blocks to determine which blocks are
1206 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1207 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1208 uses dataflow.optional_p to determine if problem should be
1210 (rest_of_handle_df_initialize): Only start live problem if
1212 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1213 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1214 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1215 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1216 problem_NOTE): Initialize free_blocks_on_set_blocks.
1217 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1219 (df_live_set_all_dirty, df_note_alloc): New function.
1220 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1222 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1223 * postreload.c (reload_combine): Ditto.
1224 * cse.c (cse_extended_basic_block): Ditto.
1225 * regmove.c (mark_flags_life_zones): Ditto.
1226 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1227 erase_matching_seqs): Ditto.
1228 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1229 * integrate (allocate_initial_values): Ditto.
1230 * combine.c (reg_dead_at_p): Ditto.
1231 * resource.c (mark_target_live_regs): Ditto.
1232 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1233 * config/sh/sh.c (find_r0_life_regions): Ditto.
1234 * global.c (rest_of_handle_global_alloc): Only add back df_live
1236 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1238 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1240 (if_convert): Make sure df_live is there at -O == 1.
1241 (pass_if_after_combine): Cleanup flags.
1242 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1243 is there at -O == 1.
1245 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1247 * config/arm/arm.c (arm_get_frame_offsets): Set
1248 offsets->locals_base to avoid negative stack size.
1249 (thumb1_expand_prologue): Assert on negative stack size.
1251 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1253 PR tree-optimization/32367
1254 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1255 of the chrec has no evolution in that loop.
1256 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1258 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1260 * config/xtensa/xtensa.c: Include "df.h".
1261 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
1262 (xtensa_va_start): Invoke make_tree with sizetype for
1263 expand_builtin_saveregs and then convert the result to a pointer.
1264 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1265 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1266 Subtract argument size from index value as integers and then use
1267 POINTER_PLUS_EXPR to add the result to the array address.
1269 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1272 * config/m32c/m32c.c: Include dataflow header file.
1273 (m32c_emit_prologue): Adjust for prologue insn change.
1274 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1275 once inside a PARALLEL. Assume frame size passed in operand 0
1276 includes space to save the fb register.
1277 (prologue_enter_24): Likewise.
1278 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1280 2007-06-19 David Daney <ddaney@avtrex.com
1283 * config/mips/mips.md (cprestore): Mark $gp as used.
1285 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1288 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1289 (frv_ifcvt_modify_insn): Likewise.
1291 2007-06-19 Richard Guenther <rguenther@suse.de>
1293 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1294 only handle positive offsets that fit in a HOST_WIDE_INT.
1296 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1298 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1299 result of rsqrt insn for zero input argument to avoid NaN.
1301 2007-06-19 Richard Guenther <rguenther@suse.de>
1304 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1306 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1308 PR tree-optimization/32353
1309 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1311 2007-06-19 Nick Clifton <nickc@redhat.com>
1313 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1315 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1319 * config/i386/i386.c (assign_386_stack_local): Assert that
1320 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1321 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1322 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1323 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1325 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1327 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1329 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1331 PR rtl-optimization/32321
1332 * gcse.c (replace_store_insn): Update the note before
1333 calling emit_insn_after.
1335 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1338 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1340 * df-problems.c (df_note_bb_compute): Fix dumping info.
1342 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1344 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1345 insn with emit_jump_insn.
1347 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1349 PR tree-optimization/32383
1350 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1351 * targhooks.h (default_builtin_reciprocal): Update prototype.
1352 * target.h (struct gcc_target): Update builtin_reciprocal.
1353 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1354 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1355 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1356 when fndecl is in BUILT_IN_MD class.
1357 (execute_convert_to_rsqrt): Ditto.
1359 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1360 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1361 Convert BUILT_IN_SQRTF code only when md_fn is false.
1363 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1365 * bt-load.c (move_btr_def): Fix the order of arguments
1366 to validate_replace_rtx.
1368 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1370 * config/m68k/m68k-devices.def: Add 54450..54455.
1372 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1374 PR rtl-optimization/32366
1375 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1376 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1379 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1382 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1383 this is true, rescan insn being modified.
1384 (sms_schedule): Added rescan parameter.
1385 (rest_of_handle_sms): Moved freeing of dominance info to before
1386 getting out of cfg_layout.
1388 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1390 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1391 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1394 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1395 FL_CF_EMAC from the entry for isac.
1397 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1398 (const_sibcall_operand): New.
1399 (sibcall_operand): Use it.
1400 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1401 (m68k_isas): ISAC does not imply FPU or EMAC.
1402 (override_options): Add ISA_C logic for symbolic jump & call.
1404 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1406 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1407 return mode from the builtin itself.
1408 (sparc_fold_builtin): Fix cast of zero constant.
1410 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1412 * targhooks.c (default_builtin_reciprocal): New default target hook.
1413 * targhooks.h (default_builtin_reciprocal): Add prototype.
1414 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1415 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1416 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1417 default_builtin_reciprocal.
1419 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1422 * hooks.c (hook_tree_tree_bool_null): New hook.
1423 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1424 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1425 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1426 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1427 and convert it to reciprocal a*rfunc(b).
1428 (execute_convert_to_rsqrt): New function.
1429 (gate_convert_to_rsqrt): New function.
1430 (pass_convert_to_rsqrt): New pass definition.
1431 * target.h (struct gcc_target): Add builtin_reciprocal.
1432 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1433 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1434 TARGET_BUILTIN_RECIPROCAL.
1435 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1437 * config/i386/i386.h (TARGET_RECIP): New define.
1438 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1439 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1440 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1441 and not optimizing for size.
1442 (*rcpsf2_sse): New insn pattern.
1443 (*rsqrtsf2_sse): Ditto.
1444 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1445 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1446 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1447 and not optimizing for size.
1448 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1449 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1450 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1451 and not optimizing for size.
1452 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1453 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1454 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1455 and not optimizing for size.
1456 (*sse_rsqrtv4sf2): Do not export.
1458 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1459 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1460 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1461 and not optimizing for size.
1463 * config/i386/i386.opt (mrecip): New option.
1464 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1465 (ix86_emit_swsqrtsf): Ditto.
1466 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1467 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1469 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1470 ix86_expand_unop1_builtin.
1471 (ix86_emit_swdivsf): New function.
1472 (ix86_emit_swsqrtsf): Ditto.
1473 (ix86_builtin_reciprocal): New function.
1474 (TARGET_BUILTIN_RECIPROCAL): Use it.
1475 (ix86_vectorize_builtin_conversion): Rename from
1476 ix86_builtin_conversion.
1477 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1478 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1479 "i386 and x86_64 Options" section.
1480 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1482 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1483 Zdenek Dvorak <dvorakz@suse.cz>
1484 Richard Guenther <rguenther@suse.de>
1485 Kaz Kojima <kkojima@gcc.gnu.org>
1487 * tree-vrp.c (compare_values_warnv): Convert val2 to
1489 (extract_range_from_assert): Create
1490 POINTER_PLUS_EXPR for pointer types.
1491 (extract_range_from_binary_expr): Handle
1492 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1494 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1495 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1496 POINTER_PLUS_EXPR as PLUS_EXPR.
1497 (number_of_iterations_lt_to_ne):
1498 For pointer types, use sizetype when
1499 creating MINUS_EXPR/PLUS_EXPRs.
1500 (assert_loop_rolls_lt): For pointer types, use sizetype when
1501 creating MINUS_EXPR/PLUS_EXPRs.
1502 (number_of_iterations_le): Likewise.
1503 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1504 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1505 like PLUS_EXPR and MINUS_EXPR.
1506 * tree-pretty-print.c (dump_generic_node): Handle
1508 (op_prio): Likewise.
1509 (op_symbol_1): Likewise.
1510 * optabs.c (optab_for_tree_code): Likewise.
1511 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1513 * tree-tailcall.c (process_assignment): Mention
1514 POINTER_PLUS_EXPR in a TODO comment.
1515 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1516 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1517 not used with a pointer and an integer type.
1518 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1519 increment using chrec_convert_rhs instead of chrec_convert.
1520 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1521 PLUS_EXPR except for the right hand side's type will be
1523 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1524 (fold_used_pointer_cast): Kill.
1525 (pointer_offset_p): Kill.
1526 (fold_used_pointer): Kill.
1527 (pointer_used_p): Kill.
1528 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1529 call fold_used_pointer.
1530 (instantiate_parameters_1): Convert the increment
1531 using chrec_convert_rhs instead of chrec_convert.
1532 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1533 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1534 instead of PLUS_EXPR.
1535 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1536 PLUS_EXPR for pointers.
1537 (std_gimplify_va_arg_expr): Likewise.
1538 (fold_builtin_memory_op): Likewise.
1539 (fold_builtin_strstr): Likewise.
1540 (fold_builtin_strchr): Likewise.
1541 (fold_builtin_strrchr): Likewise.
1542 (fold_builtin_strpbrk): Likewise.
1543 (expand_builtin_memory_chk): Likewise.
1544 (fold_builtin_memory_chk): Likewise.
1545 (std_expand_builtin_va_start): Use
1546 sizetype for the call to make_tree and then convert
1547 to the pointer type.
1548 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1549 instead of PLUS_EXPR for adding to a pointer.
1550 (std_gimplify_va_arg_expr): Use fold_build2 for
1551 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1552 the operands to sizetype first and then cast the BIT_AND_EXPR
1553 back to the pointer type.
1554 * fold-const.c (build_range_check): Handle pointer types
1556 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1557 of PLUS_EXPR's. Make sure the offset is converted to
1559 (try_move_mult_to_index): Strip the NOPs from the offset.
1560 Remove code argument and replace all uses with PLUS_EXPR.
1561 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1562 specially. Don't use a pointer type for MINUS_EXPR.
1563 (fold_unary): Handle for (T1)(X op Y),
1564 only p+ as that is the only as that can be handled for
1565 binary operators now.
1566 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1568 <case PLUS_EXPR>: Add folding of PTR+INT into
1570 Don't call try_move_mult_to_index.
1571 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1572 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1573 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1574 Don't call try_move_mult_to_index.
1575 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1576 (tree_expr_nonzero_p): Likewise.
1577 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1578 of PLUS_EXPR for the complex expression folding.
1579 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1580 first chrec is a pointer type, then the second should
1581 be sizetype and not the first's type.
1582 For POINTER_PLUS_EXPR, use a different right hand side type.
1583 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1584 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1585 different right hand side type.
1586 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1587 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1588 instead of PLUS_EXPR.
1589 When either operand is zero, convert the other operand.
1590 (chrec_apply): Use chrec_convert_rhs
1591 on the argument x instead of chrec_convert.
1592 (reset_evolution_in_loop): For pointer types, the new_evol
1594 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1595 different right hand side type.
1596 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1597 (chrec_convert_rhs): New function.
1598 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1599 different right hand side type.
1600 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1601 * tree-chrec.h (chrec_convert_rhs): New prototype.
1602 (build_polynomial_chrec): For pointer types, the right hand
1603 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1604 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1605 Remove subtraction case as it is always addition now.
1606 Make sure the offset is converted to sizetype.
1607 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1608 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1609 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1610 PLUS_EXPR in pointer type.
1611 Handle POINTER_PLUS_EXPR.
1612 (tree_to_aff_combination): Likewise.
1613 (force_expr_to_var_cost): Likewise.
1614 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1615 instead of PLUS_EXPR for pointers.
1616 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1617 instead of PLUS_EXPR of pointer types.
1618 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1620 (check_va_list_escapes): Likewise.
1621 (check_all_va_list_escapes): Likewise.
1622 * dwarf2out.c (loc_descriptor_from_tree_1):
1623 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1624 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1625 (string_constant): Likewise.
1626 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1627 the offset to the base, use POINTER_PLUS_EXPR.
1628 (add_to_parts): Convert the index to sizetype.
1629 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1630 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1631 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1632 Offset only holds something for PLUS_EXPR.
1633 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1635 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1637 (analyze_accesses_for_modify_stmt): Likewise.
1638 Remove comment about the type being integral type as it is
1640 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1642 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1644 Correct the type which the artimentic is done in (is now
1647 * tree-data-ref.c (split_constant_offset): Handle
1649 * tree-affine.c (tree_to_aff_combination): Likewise.
1650 * c-typeck.c (build_unary_op): For pointers create the increment
1651 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1653 * gimplify.c (gimplify_self_mod_expr): Create a
1654 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1655 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1656 * tree.def (POINTER_PLUS_EXPR): New tree code.
1657 * tree-predcom.c (ref_at_iteration): If we have a pointer
1658 type do the multiplication in sizetype.
1659 * tree-mudflap.c (mf_xform_derefs_1): Create a
1660 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1661 * tree-ssa-forwprop.c
1662 (forward_propagate_addr_into_variable_array_index):
1663 Don't expect there to be a cast for the index as that
1664 does not exist anymore.
1665 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1666 instead of PLUS_EXPR.
1667 Don't check for the first operand of the POINTER_PLUS_EXPR
1668 was the index as it cannot be.
1669 Call forward_propagate_addr_into_variable_array_index with
1670 the SSA_NAME instead of the statement.
1671 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1672 (compare_constant): Likewise.
1673 (copy_constant): Likewise.
1674 (compute_reloc_for_constant): Likewise.
1675 (output_addressed_constants): Likewise.
1676 (initializer_constant_valid_p): Likewise.
1677 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1678 Convert the MIN/MAX of the inner type to the outer
1679 type before comparing them.
1680 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1681 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1682 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1683 of PLUS_EXPR for pointers.
1684 * tree-inline.c (estimate_num_insns_1): Handle
1686 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1687 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1688 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1689 instead of PLUS_EXPR for the pointer increment statement.
1690 (vect_update_ivs_after_vectorizer): For pointer types, create
1691 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1692 MULT_EXPR in sizetype.
1693 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1695 * tree-object-size.c (plus_expr_object_size): Handle
1696 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1697 code which is trying to figure out which side is a pointer and
1699 (check_for_plus_in_loops_1): Likewise.
1700 (check_for_plus_in_loops): Likewise.
1701 * c-common.c (pointer_int_sum): Create a
1702 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1703 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1704 only POINTER_PLUS_EXPR. Removing all the extra
1705 code which is trying to figure out which side is a pointer and
1707 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1708 PLUS_EXPR and MINUS_EXPR.
1709 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1711 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1712 with make_tree, instead of a pointer type.
1713 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1714 for pointers instead of PLUS_EXPR.
1715 (s390_gimplify_va_arg): Likewise.
1716 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1717 instead of PLUS_EXPR when doing addition on pointer
1718 types. Use sizetype for the second operand.
1719 (spu_gimplify_va_arg_expr): Likewise.
1720 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1721 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1722 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1723 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1724 for the pointer addition and also use size_int/sizetype
1726 (ix86_gimplify_va_arg): Likewise.
1727 Perform BIT_AND_EXPR on sizetype arguments.
1728 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1729 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1730 for the pointer additions and also use size_int for the offsets.
1731 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1732 additions and also use size_int for the offsets. Perform
1733 BIT_AND_EXPR on sizetype arguments.
1734 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1735 POINTER_PLUS_EXPR for pointers and create the
1736 BIT_AND_EXPR in sizetype.
1737 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1738 instead of PLUS_EXPR for pointer addition.
1739 (rs6000_va_start): Likewise.
1740 Also use sizetype for the offset.
1741 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1742 as PLUS_EXPR/MINUS_EXPR.
1743 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1744 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1745 Don't use BIT_AND_EXPR on a pointer type, convert the
1746 expression to sizetype first.
1747 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1749 (mips_gimplify_va_arg_expr): Likewise.
1750 Don't create BIT_AND_EXPR in a pointer type.
1752 2007-06-15 Eric Christopher <echristo@apple.com>
1754 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1755 (x86_64-*-darwin*): Ditto.
1756 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1759 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1761 * doc/extend.texi: Document behavior of __attribute__((aligned))
1764 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1766 * rtlanal.c (note_stores): Improve documentation.
1768 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1770 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1771 LOCAL_LABEL_PREFIX): Delete.
1772 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1773 (bfin_internal_label): Delete.
1775 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1777 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1778 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1779 otherwise define to LIBGCC2_TF_CEXT.
1780 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1781 (LIBGCC_TF_CEXT): Ditto.
1784 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1786 PR rtl-optimization/32339
1787 * df-scan.c (df_uses_record): Don't modify flags but just add to
1788 it for df_ref_record.
1790 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1792 * tree-mudflap.c: Fix whitespace issues.
1794 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1796 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1798 2007-06-14 Eric Christopher <echristo@apple.com>
1800 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1801 (movv4sf): Use gcc_unreachable instead of abort.
1803 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/sfp-machine.h (CMPtype): New define.
1807 (mach stubs): Use CMPtype instead of int as a return type.
1809 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1811 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1812 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1813 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1814 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1815 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1816 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1817 config/soft-fp/soft-fp.h: Update from glibc CVS.
1819 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1821 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1823 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1826 * config/v850/v850.c: Include dataflow header file.
1827 (substitute_ep_register): Fix typo.
1829 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1831 * configure.ac: Fix earlier checkin.
1832 * configure: Regenerated.
1834 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1836 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1837 * aclocal.m4: Regenerate.
1838 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1839 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1840 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1841 * configure: Regenerate.
1842 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1844 * Makefile.in (quickstrap): Build libgcc too.
1846 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1848 * configure.ac: Add --enable-checking=df. Explicitly mention that
1849 the variables are initialized as for "release".
1850 * df-core.c: Use it.
1851 * configure: Regenerate.
1852 * config.in: Regenerate.
1854 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1856 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1857 validate_replace_rtx instead of replace_rtx.
1858 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1860 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1862 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1863 (DWARF2_UNWIND_INFO): Override default if configured with
1865 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1866 (ENDFILE_SPEC): Add crtend.o.
1867 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1868 (ENDFILE_SPEC): Add crtend.o.
1869 (TARGET_USE_JCR_SECTION): Define.
1870 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1872 * config/i386/cygming-crtbegin.c: New file.
1873 * config/i386/cygming-crtend.c: New file.
1875 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1877 * config/i386/w32-unwind.h: New file.
1879 2007-06-13 Eric Christopher <echristo@apple.com>
1881 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1882 the user set a value below STACK_BOUNDARY.
1884 2007-06-13 Thiemo Seufer <ths@networkno.de>
1886 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1887 imply -lpthread for -pthread.
1889 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1891 * basic-block.h: Remove the prototype for
1892 free_basic_block_vars.
1893 * cfglayout.h: Remove the prototype for
1894 insn_locators_initialize.
1895 * tree.h: Remove the prototype for emit_line_note.
1897 * tree-ssa-pre.c (mergephitemp): Remove.
1898 (init_pre): Don't use mergephitemp.
1900 2007-06-13 Eric Christopher <echristo@apple.com>
1902 * config/i386/i386.c (override_options): If we've specified
1903 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1905 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1907 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1910 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1912 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1913 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1914 (eh_store_handler): New pattern.
1915 (eh_return): Emit it instead of a plain move.
1917 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1919 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1920 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1921 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1924 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1926 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1927 (find_next_insn_start, find_load): New functions.
1928 (bfin_reorg): Use them to deal with the fact that parallel insns are
1929 no longer represented as a SEQUENCE.
1931 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1933 * config/sparc/sparc.c (sparc_override_options): Initialize
1936 2007-06-13 Dave Korn <dave.korn@artimi.com>
1938 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1941 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1943 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1944 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1945 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1946 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1947 tree-vect-transform.c: Fix comment typos. Follow spelling
1950 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1952 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1953 to the exit block use set.
1954 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1955 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1956 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1958 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1960 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1961 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1962 to indicate an error.
1963 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1964 (dbg_cnt_process_opt): Print an error on a bad argument.
1965 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1966 * common.opt (-fdbg-cnt-list): New.
1967 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1969 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1971 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1972 flag on ref-all pointers.
1974 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1977 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1978 for the offset with the modifier as EXPAND_INITIALIZER
1979 if the modifier is EXPAND_INITIALIZER.
1980 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1981 a register if we had an overflow.
1983 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1985 * real.c (real_isfinite): New.
1986 (real_sqrt): Use it.
1987 * real.h (real_isfinite): New.
1988 * builtins.c: Use it.
1990 2007-06-12 Ian Lance Taylor <iant@google.com>
1991 Daniel Berlin <dberlin@dberlin.org>
1994 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1995 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1996 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1997 (DECL_NO_TBAA_P): Define.
1998 (struct tree_decl_common): Add no_tbaa_flag field.
1999 * tree-ssa-structalias.c (struct variable_info): Add
2000 no_tbaa_pruning field.
2001 (new_var_info): Initialize no_tbaa_pruning field.
2002 (unify_nodes): Copy no_tbaa_pruning field.
2003 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2004 (dump_solution_for_var): Print no_tbaa_pruning flag.
2005 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2007 (compute_tbaa_pruning): New static function.
2008 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2009 Call compute_tbaa_pruning.
2010 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2011 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2012 * gimple-low.c (lower_stmt): Likewise.
2013 * tree-gimple.c (is_gimple_stmt): Likewise.
2014 * tree-ssa-operands.c (get_expr_operands): Likewise.
2015 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2016 * tree-inline.c (estimate_num_insns_1): Likewise.
2017 (copy_result_decl_to_var): Likewise.
2018 * expr.c (expand_expr_real_1): Likewise.
2019 * tree-pretty-print.c (dump_generic_node): Likewise.
2020 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2021 * omp-low.c (omp_copy_decl_2): Likewise.
2022 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2023 * doc/c-tree.texi (Expression trees): Document
2024 CHANGE_DYNAMIC_TYPE_EXPR.
2026 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2028 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2029 with !HONOR_NANS and !HONOR_INFINITIES.
2030 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2032 2007-06-12 Tristan Gingold <gingold@adacore.com>
2034 * gcov.c: Comments updated.
2035 (source_info): Add file_time field.
2036 (source_index): New variable.
2037 (mutiple_files): New variable.
2038 (generate_results): New function extracted from process_file.
2039 (process_file): Save and restore chain of functions, generate
2040 results and free structures only if not merging results.
2041 (release_structures): File names are now freed in create_file_names
2042 (create_file_names): Free previous file names.
2043 (find_source): File date is now read here and modifications in
2044 source files is checked here.
2045 (read_graph_file): Only reverse order of functions for the current
2047 (make_gcov_file_name): Do not generate long names if input_name is
2049 (output_lines): If merging results do not display graph, data and
2051 Checking source file modification is done in find_source.
2053 * doc/gcov.texi: Append an s to sourcefile.
2055 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2057 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2058 (forced_nop): New pattern.
2059 * config/bfin/bfin.c: Include "df.h".
2060 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2061 (bfin_discover_loop): Use df_get_live_in instead of
2062 global_live_at_start.
2063 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2064 df_analyze when done.
2065 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2066 the insns. Use QImode for the final insn in a bundle. Call
2067 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2069 (reorder_var_tracking_notes): New function.
2070 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2071 update_life_info. Call df_analyze after scheduling and bundle
2072 generation. Call reorder_var_tracking_notes if generating these notes.
2073 Call df_finish_pass at the end.
2075 2007-06-12 Dirk Mueller <dmueller@suse.de>
2077 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2078 a comparison, not an assignment.
2080 2007-06-12 Olivier Hainque <hainque@adacore.com>
2082 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2083 Request walking the subtrees only, leaving the current is_lhs/val_only
2085 (convert_non_local_reference): Likewise.
2087 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2089 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2091 2007-06-12 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/15353
2094 PR tree-optimization/31657
2095 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2096 * timevar.def: Add TV_TREE_IFCOMBINE.
2097 * tree-pass.h (pass_tree_ifcombine): Declare.
2098 * tree-ssa-ifcombine.c: New file.
2099 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2100 * tree-flow.h (blocks_in_phiopt_order): Declare.
2101 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2102 (tree-ssa-ifcombine.o): New dependencies.
2104 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2106 PR rtl-optimization/32293
2107 * combine.c (simplify_if_then_else): Truncate return from
2108 nonzero_bits() to correct mode.
2110 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2112 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2113 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2115 2007-06-11 Diego Novillo <dnovillo@google.com>
2117 * Makefile.in (reload1.o-warn): Remove.
2119 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2121 * combine.c (subst): Use reg_overlap_mentioned_p
2122 instead of comparing register numbers directly.
2124 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2126 * reload1.c (mark_home_live_1): Use the mode parameter.
2128 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2130 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2131 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2135 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2137 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2139 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2142 from integer registers.
2143 (FP mode splitters): Handle TFmode.
2145 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2147 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2148 for ref-all pointers that point-to anything.
2150 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2152 * config/arm/arm.c (arm_output_dwarf_dtprel,
2153 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2155 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2157 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2158 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2161 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2163 * gcc/tree.c (signed_or_unsigned_type_for): New.
2164 (unsigned_type_for): Use signed_or_unsigned_type_for.
2165 (signed_type_for): Use signed_or_unsigned_type_for.
2166 * gcc/tree.h (signed_or_unsigned_type_for): New.
2167 (get_signed_or_unsigned_type): Remove.
2168 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2169 lang_hooks.types.signed_type
2170 (size_diffop): Likewise.
2171 (all_ones_mask_p): Likewise.
2172 (build_range_check): Likewise.
2173 (fold_cond_expr_with_comparison): Likewise.
2174 (fold_cond_expr_with_comparison): Likewise.
2175 (unextend): Likewise.
2176 (extract_muldiv_1): Likewise.
2177 (fold_single_bit_test_into_sign_test): Likewise.
2178 (fold_binary): Likewise.
2179 (fold_ternary): Likewise.
2180 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2181 instead of get_signed_or_unsigned_type.
2182 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2183 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2184 * gcc/expr.c (signed_or_unsigned_type_for): Use
2185 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2186 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2187 (lhd_signed_or_unsigned_type): Remove.
2188 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2189 signed_or_unsigned_type.
2190 (lhd_signed_or_unsigned_type): Remove.
2191 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2192 lang_hooks.types.signed_type.
2193 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2194 c_common_signed_type instead of lang_hooks.types.signed_type.
2195 (c_common_unsigned_type): New.
2196 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2197 (shorten_compare): Use c_common_unsigned_type instead of
2198 c_common_signed_or_unsigned_type.
2199 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2201 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2202 lang_hooks.types.signed_type.
2203 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2204 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2205 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2206 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2207 instead of unsigned_type_for.
2208 * gcc/c-decl.c (groakdeclarator): Likewise.
2209 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2210 * gcc/c-common.h (c_common_unsigned_type): New.
2212 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2215 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2216 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2218 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2221 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2222 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2224 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2225 Sebastian Pop <sebpop@gmail.com>
2227 * lambda-code.c (remove_iv): New.
2228 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2230 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2232 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2233 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2234 * tree-ssa-loop-prefetch.c: Include optabs.h.
2235 (FENCE_FOLLOWING_MOVNT): New macro.
2236 (struct mem_ref): Add independent_p and storent_p fields.
2237 (record_ref): Initalize the new fields.
2238 (gather_memory_references_ref): Return true if the reference
2240 (gather_memory_references): Check whether all memory accesses
2241 in loop were recorded.
2242 (should_issue_prefetch_p): Return false for nontemporal stores.
2243 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2244 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2245 (determine_loop_nest_reuse): Detect independent memory references.
2246 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2247 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2248 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2249 * config/i386/i386.h (x86_mfence): Declare.
2250 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2251 * config/i386/i386.c (x86_mfence): New variable.
2252 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2254 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2255 * optabs.c (init_optabs): Initialize storent_optab.
2256 * optabs.h (enum optab_index): Add OTI_storent.
2257 (storent_optab): Declare.
2258 * genopinit.c (optabs): Add initialization for storent_optab.
2259 * tree.h (MOVE_NONTEMPORAL): New macro.
2260 * expr.c (expand_assignment, store_expr, store_constructor_field,
2261 store_constructor, store_field, expand_expr_real_1): Propagate
2262 nontemporality of the expanded store.
2263 (emit_storent_insn): New function.
2264 * expr.h (expand_assignment, store_expr): Declaration changed.
2265 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2266 to expand_assignment.
2267 * stmt.c (expand_asm_expr): Ditto.
2268 * calls.c (initialize_argument_information): Pass false as
2269 nontemporality to store_expr.
2270 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2273 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2275 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2277 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2279 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2281 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2282 and allow DECL_P here.
2284 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2286 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2287 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2288 track of the size of the expression.
2289 * cfghooks.c (merge_blocks): Remove block from loops structure only
2290 after call of the merge_blocks hook.
2292 2007-06-09 Tom Tromey <tromey@redhat.com>
2294 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2295 (deprecated_state): Removed.
2296 (start_decl): Update.
2297 (enum deprecated_states): Moved earlier.
2298 (groktypename): Update.
2299 (push_parm_decl): Likewise.
2300 (grokfield): Likewise.
2301 (start_function): Likewise.
2303 2007-06-09 Ian Lance Taylor <iant@google.com>
2305 PR tree-optimization/32169
2306 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2307 CONVERT_EXPR, check whether min and max both converted to an
2308 overflow infinity representation.
2310 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2312 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2313 not inserted on the edge.
2315 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2317 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2318 instructions if they are supported.
2319 (__divsi3, __umodsi3, __modsi3): Likewise.
2320 (__ashldi3, __ashrdi3, __lshrdi3): New.
2321 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2323 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2324 Tony Linthicum <tony.linthicum@amd.com>
2326 * doc/extend.texi: Add fvect-cost-model flag.
2327 * common.opt (fvect-cost-model): New flag.
2328 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2329 cost fields in stmt_vec_info struct for STMT.
2330 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2331 fields in stmt_vec_info struct and access functions for the same.
2332 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2333 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2334 load, store and vector to scalar operation.
2335 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2336 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2337 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2338 (TARG_VEC_STORE_COST): Define cost of vector store.
2339 (vect_estimate_min_profitable_iters): Define new function.
2340 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2341 check to evaluate if loop iterations are less than minimum profitable
2342 iterations determined by cost model or minimum vect loop bound defined
2343 by user, whichever is more conservative.
2344 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2345 run-time check to evaluate if loop iterations are less than minimum
2346 profitable iterations determined by cost model or minimum vect loop
2347 bound defined by user, whichever is more conservative.
2348 (vect_estimate_min_profitable_iterations): New function to estimate
2349 mimimimum iterartions required for vector version of loop to be
2350 profitable over scalar version.
2351 (vect_model_reduction_cost): New function.
2352 (vect_model_induction_cost): New function.
2353 (vect_model_simple_cost): New function.
2354 (vect_cost_strided_group_size): New function.
2355 (vect_model_store_cost): New function.
2356 (vect_model_load_cost): New function.
2357 (vectorizable_reduction): Call vect_model_reduction_cost during
2359 (vectorizable_induction): Call vect_model_induction_cost during
2361 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2362 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2363 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2364 vectorizable_promotion, vectorizable_demotion): Call
2365 vect_model_simple_cost during analysis phase.
2367 2007-06-08 Simon Baldwin <simonb@google.com>
2369 * reg-stack.c (get_true_reg): Readability change. Moved default case
2370 label into direct switch statement scope.
2372 2007-06-08 Simon Baldwin <simonb@google.com>
2374 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2375 in gcc_assert() with '==' comparison.
2377 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2380 TARGET_ABM handling of x86_popcnt variable.
2382 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2384 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2385 __builtin_copysignq and __builtin_infq built-in functions.
2387 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2389 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2390 SSE4.2 section. Correct built-in function names in SSE4A section.
2392 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2394 PR tree-optimization/32243
2395 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2396 for ncopies after ratio check between nunits_out and nunits_in.
2397 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2399 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2401 PR tree-optimization/32224
2402 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2403 vectorization upon a non GIMPLE_MODIFY_STMT.
2405 2007-06-08 Christian Bruel <christian.bruel@st.com>
2408 * config/sh/sh.md (doloop_end): New pattern and splitter.
2409 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2411 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2414 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2416 (verify_dominators): Do not change dominance tree.
2418 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2420 * config/sh/constraints.md: New file.
2421 * config/sh/sh.c: Include tm-constrs.h.
2422 (reg_class_from_letter): Remove.
2423 (prepare_cbranch_operands): Use satisfies_constraint_*
2424 function instead of macro.
2425 (andcosts, broken_move, sh_secondary_reload): Likewise.
2426 * config/sh/predicates.md (trapping_target_operand): Likewise.
2427 (and_operand, arith_operand, arith_reg_or_0_operand,
2428 cmp_operand, logical_operand, target_operand,
2429 ua_address_operand, ua_offset, xor_operand): Likewise.
2430 * config/sh/sh.md: Include constraints.md.
2431 (*movsicc_t_false): Use satisfies_constraint_* function
2433 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2434 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2435 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2436 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2437 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2438 (REG_CLASS_FROM_CONSTRAINT): Remove.
2439 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2440 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2441 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2442 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2443 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2444 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2445 function instead of macro.
2446 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2447 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2448 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2449 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2450 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2451 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2452 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2453 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2454 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2455 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2456 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2457 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2458 EXTRA_CONSTRAINT_STR): Likewise.
2459 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2461 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2463 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2465 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2468 * c-common.h (flag_cpp0x): Replaced by...
2469 (cxx_dialect): ... this new variable specifying the C++ dialect that
2471 * c-common.c (flag_cpp0x): Removed.
2472 (cxx_dialect): Defined.
2473 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2475 * c-opts.c (c_common_post_options): Likewise.
2476 (set_std_cxx98): Set cxx_dialect to cxx98.
2477 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2479 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2480 Hui-May Chang <hm.chang@apple.com>
2482 * doc/invoke.texi (Darwin Options): Update documentation for
2483 -mmacosx-version-min.
2484 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2485 * config/darwin-driver.c: New file.
2486 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2487 * config/t-darwin (darwin-driver.o): New rule.
2489 * config/darwin-c.c (version_as_macro): Ignore low digit.
2491 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2493 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2494 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2495 (CSGNMODE): New mode macro.
2496 (CSGNVMODE): New mode attribute.
2497 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2498 expander using CSGNMODE mode macro. Handle TFmode.
2499 (copysign<mode>3_const): Rename from copysignsf3_const and
2500 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2502 (copysign<mode>3_var): Rename from copysignsf3_var and
2503 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2505 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2506 mode macro. Handle TFmode.
2507 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2508 (iortf3, *iortf3): Ditto.
2509 (xortf3, *xortf3): Ditto.
2510 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2511 TFmode and TImode masks.
2512 (ix86_expand_copysign): Expand TFmode copysign insn.
2513 (IX86_BUILTIN_INFQ): New.
2514 (IX86_BUILTIN_FABSQ): Ditto.
2515 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2516 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2517 [__builtin_fabsq]: Ditto.
2518 [__builtin_copysignq]: Ditto.
2519 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2520 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2521 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2522 ix86_expand_binop_builtin().
2524 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2526 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2528 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2531 * rtl.h (push_to_sequence2): New.
2532 * emit-rtl.c (push_to_sequence2): New.
2533 * function.c (assign_parm_data_all): Add new fields.
2534 (assign_parm_setup_block): Call push_to_sequence2 instead of
2536 (assign_parm_setup_reg): Ditto.
2537 (assign_parm_setup_stack): Ditto.
2538 (assign_parms_unsplit_complex): Ditto.
2539 (assign_parms): Change field name.
2541 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2543 PR tree-optimization/32220
2544 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2545 phi node is reached before defining statement.
2547 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2550 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2551 after changing the right hand side of the assignment.
2553 2007-06-06 Eric Christopher <echristo@apple.com>
2555 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2556 (x86_64-*-darwin*): Ditto.
2557 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2558 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2560 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2562 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2564 (add_key): Likewise.
2565 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2566 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2568 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2569 (add_cost_one_coalesce): Likewise.
2570 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2571 variable names. Rename orig to orig_name for consistency.
2572 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2574 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2575 (record_equivalences_from_stmt): Likewise.
2576 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2577 the coding conventions.
2578 (memory_ssa_name_same): Likewise.
2579 (dse_optimize_stmt): Likewise.
2580 (dse_record_phis): Likewise.
2581 (dse_finalize_block): Likewise.
2582 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2583 keywords as variable names.
2584 (may_move_till): Cast according to the coding conventions.
2585 (force_move_till_expr): Avoid using C++ keywords as variable names.
2586 (force_move_till): Cast according to the coding conventions.
2587 (memref_hash): Likewise.
2588 (memref_eq): Likewise.
2589 (gather_mem_refs_stmt): Likewise.
2590 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2591 keywords as variable names.
2592 (idx_find_step): Cast according to the coding conventions.
2593 (idx_record_use): Likewise.
2594 (find_depends): Likewise.
2595 (prepare_decl_rtl): Likewise.
2596 (mbc_entry_hash): Likewise.
2597 (mbc_entry_eq): Likewise.
2598 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2599 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2600 (idx_infer_loop_bounds): Cast according to the coding conventions.
2601 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2602 * tree-ssa-math-opts.c (occ_new ): Likwise.
2603 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2605 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2607 (add_use_op): Likewise.
2608 (add_vop): Likewise.
2609 (add_vuse_op): Likewise.
2610 (add_vdef_op): Likewise.
2611 (get_expr_operands): Likewise.
2612 (push_stmt_changes): Use type safe memory macros.
2613 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2614 keywords as variable names.
2615 (conditional_replacement): Likewise.
2616 (minmax_replacement): Likewise.
2617 (abs_replacement): Likewise.
2618 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2620 (insert_fake_stores): Avoid using C++ keywords as variable names.
2621 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2623 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2624 (heapvar_insert): Use type safe memory macros.
2625 (new_var_info): Cast according to the coding conventions.
2626 (new_constraint): Likewise.
2627 (remove_preds_and_fake_succs): Use type safe memory macros.
2628 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2630 (thread_single_edge): Likewise.
2631 (thread_through_loop_header): Likewise.
2633 2007-06-06 Eric Christopher <echristo@apple.com>
2635 * config/i386/i386.c (override_options): Move handling
2636 of TARGET_SUBTARGET* earlier.
2638 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2640 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2643 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2645 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2646 emited outside of basic block.
2647 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2649 * rtl.h (delete_insn_chain): Declaration changed.
2650 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2652 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2653 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2654 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2655 to delete_insn_chain.
2656 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2657 do not have bb field set.
2658 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2660 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2661 * cfgcleanup.c (try_optimize_cfg): Ditto.
2663 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2665 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2666 (lambda_body_vector_new): Use type safe memory macros.
2667 (lambda_linear_expression_new): Likewise.
2668 (lambda_loopnest_new): Likewise.
2669 (lambda_lattice_new): Likewise.
2670 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2671 conventions. Use type safe memory macros.
2672 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2673 (lambda_body_vector_s): Likewise.
2674 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2675 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2677 2007-06-06 Richard Guenther <rguenther@suse.de>
2679 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2680 if we need to schedule cfg_cleanup.
2681 (tree_ssa_forward_propagate_single_use_vars): Do so.
2683 2007-06-06 Ian Lance Taylor <iant@google.com>
2685 * fold-const.c (merge_ranges): If range_successor or
2686 range_predecessor fail, just return 0.
2688 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2690 PR tree-optimization/32216
2691 * tree-vectorizer.c (supportable_widening_operation): Determine
2692 signedness of FIX_TRUNC_EXPR from output operand.
2693 (supportable_narrowing_operation): Ditto.
2694 * tree-vect-generic.c (expand_vector_operations_1): Determine
2695 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2698 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2700 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2701 (struct pta): ...from here. Change flags to unsigned to avoid
2702 excessive casting (as it is used as a bit mask).
2703 (override_options): Add casts according to the coding convenventions.
2704 (x86_64_elf_unique_section): Likewise.
2705 (examine_argument): Avoid using C++ keywords as variable names.
2706 (construct_container): Likewise.
2707 (legitimize_pic_address): Likewise.
2708 (get_dllimport_decl): Cast according to the coding conventions. Use
2709 type safe memory macros.
2710 (legitimize_address): Cast according to the coding conventions.
2711 (emit_i387_cw_initialization): Corrected the type of slot to enum
2713 (ix86_init_machine_status): Use type safe memory macros.
2714 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2715 (bdesc_pcmpistr): Likewise.
2716 (bdesc_crc32): Likewise.
2717 (bdesc_sse_3arg): Likewise.
2718 (bdesc_2arg): Likewise.
2719 (bdesc_1arg): Likewise.
2720 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2721 (ix86_expand_sse_pcmpistr): Likewise.
2722 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2723 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2724 int to match the langhook definition.
2725 (ix86_builtin_conversion): Change the type of code to unsigned init to
2726 match the langhook definition.
2727 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2729 (ix86_preferred_output_reload_class): Likewise.
2730 (ix86_cannot_change_mode_class): Likewise.
2731 (ix86_memory_move_cost): Likewise.
2732 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2733 avoid excessive casting later on.
2734 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2736 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2738 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2739 as flags setting insn.
2740 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2742 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2745 (UNSPEC_ROUND): New.
2746 ("sse4_1_round<mode>2"): New insn pattern.
2747 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2749 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2750 expander using SSEMODEF mode macro. Expand using
2751 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2752 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2753 expander using SSEMODEF mode macro. Expand using
2754 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2755 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2756 expander using SSEMODEF mode macro. Expand using
2757 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2758 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2759 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2760 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2763 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2764 Sebastian Pop <sebpop@gmail.com>
2766 * lambda.h (build_linear_expr): New.
2767 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2768 Use build_linear_expr, call fold and force_gimple_operand.
2769 (lambda_loopnest_to_gcc_loopnest): Check that there is
2770 something to insert.
2771 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2773 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2775 PR preprocessor/23479
2776 * doc/extend.texi: Document the 0b-prefixed binary integer
2779 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2781 PR tree-optimization/32215
2782 * tree-vectorizer.c (supportable_widening_operation): Return false
2783 for unsupported FIX_TRUNC_EXPR tree code.
2784 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2786 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2788 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2789 register on SPE targets. Change documentation to reflect
2791 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2792 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2793 out of the register allocation pool.
2794 (rs6000_reg_live_or_pic_offset_p): New function.
2795 (rs6000_emit_prologue): Move the actual saving of LR up to free
2796 r0 for holding r11. Split saving of SPE 64-bit registers into
2797 its own case. Ensure that offsets will always be in-range for
2798 'evstdd' by using r11 as a scratch register to point at the start
2799 of the SPE save area. Save r11 if necessary, as it is the static
2801 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2802 into its own case. Ensure that offsets will always be in-range
2803 for 'evldd' by using r11 as a scratch register to point at the
2804 start of the SPE save area. Also adjust r11 when restoring
2805 the stack pointer to compensate for pre-loading r11.
2807 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2809 * cfg.c (init_flow): Use type safe memory macros.
2810 (alloc_block): Likewise.
2811 (unchecked_make_edge): Likewise.
2812 (dump_flow_info): Avoid using C++ keywords as variable names.
2813 (copy_original_table_clear): Cast according to the coding conventions.
2814 (copy_original_table_set): Likewise.
2815 * cfgexpand (label_rtx_for_bb): Likewise.
2816 (expand_gimple_basic_block): Likewise.
2817 * cfghooks.c (dump_bb): Likewise.
2818 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2820 (lv_add_condition_to_bb): Likewise.
2821 * cfglayout (relink_block_chain): Cast according to the coding
2823 (fixup_reorder_chain): Likewise.
2824 (fixup_fallthru_exit_predecessor): Likewise.
2825 * cfgloop.c (glb_enum_p): Likewise.
2826 (get_exit_description): Likewise.
2827 (dump_recorded_exit): Likewise.
2828 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2829 (struct loop): ... from here.
2830 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2832 * cfgrtl.c (rtl_create_basic_block): Likewise.
2833 (rtl_split_block): Likewise.
2834 (rtl_dump_bb): Likewise.
2835 (cfg_layout_split_block): Likewise.
2836 (init_rtl_bb_info): Use typesafe memory macros.
2838 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2839 * graphds.h: Updated all usages of edge to graph_edge.
2840 * graphds.c: Likewise.
2841 * cfgloopanal.c: Likewise.
2843 2007-06-05 Ian Lance Taylor <iant@google.com>
2845 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2846 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2847 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2849 (test_for_singularity): Likewise.
2851 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2853 * config/i386/constraints.md ("Y2"): Replaced by ...
2855 * config/i386/i386.md: Likewise.
2856 * config/i386/mmx.md: Likewise.
2857 * config/i386/sse.md: Likewise.
2859 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2861 * config/i386/constraints.md ("z"): Replaced by ...
2863 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2864 (sse4_1_blendvps): Likewise.
2865 (sse4_1_pblendvb): Likewise.
2866 (sse4_2_pcmpestr): Likewise.
2867 (sse4_2_pcmpestrm): Likewise.
2868 (sse4_2_pcmpestr_cconly): Likewise.
2869 (sse4_2_pcmpistr): Likewise.
2870 (sse4_2_pcmpistrm): Likewise.
2871 (sse4_2_pcmpistr_cconly): Likewise.
2873 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2875 * matrix-reorg.c (transform_access_sites): Fix computation.
2876 (transform_allocation_sites): Same.
2878 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2880 * config/i386/i386.c (override_options): Use
2881 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2883 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2885 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2886 (nonimm_not_xmm0_operand): Ditto.
2887 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2888 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2889 as operand[2] predicate. Require "z" class XMM register for
2890 operand[3]. Adjust asm template.
2891 ("sse4_1_blendvpd"): Ditto.
2892 ("sse4_1_pblendvb"): Ditto.
2893 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2894 force op2 into xmm0 register for variable blend instructions.
2896 2007-06-04 Tom Tromey <tromey@redhat.com>
2898 * c-tree.h (start_enum): Update.
2899 (build_enumerator): Likewise.
2900 * c-decl.c (enum_next_value): Removed.
2901 (enum_overflow): Likewise.
2902 (start_enum): Add c_enum_contents argument. Don't use globals.
2903 (build_enumerator): Likewise.
2904 * c-tree.h (struct c_enum_contents): New struct.
2906 2007-06-04 Tom Tromey <tromey@redhat.com>
2908 * c-common.c (c_common_get_alias_set): Fix indentation.
2910 2007-06-04 Ian Lance Taylor <iant@google.com>
2912 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2913 to overflow, reduce overflow infinity to regular infinity.
2914 (vrp_var_may_overflow): New static function.
2915 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2917 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2919 * stor-layout.c (layout_type): Remove duplicate code.
2921 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2924 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2925 before build_common_builtin_nodes ().
2927 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2930 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2932 2007-06-04 Jan Hubicka <jh@suse.cz>
2934 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2935 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2936 instead of _stat version.
2938 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2940 PR tree-optimization/32194
2941 * tree-predcom.c (determine_offset): Check that both references have
2944 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2946 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2947 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2948 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2949 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2950 Add argument to iterate_fix_dominators call.
2951 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2952 * gcse.c (hoist_code): Change domby to vector.
2953 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2954 Add argument to iterate_fix_dominators call.
2955 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2956 recompute_dominator.
2957 * lambda-code.c (perfect_nestify): Ditto.
2958 * cfgloopanal.c: Include graphds.h.
2959 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2960 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2961 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2963 * graphds.c: New file.
2964 * graphds.h: New file.
2965 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2966 (get_dominated_by, get_dominated_by_region): Change return type to
2968 (verify_dominators): Recompute all dominators and compare the results.
2969 (recount_dominator): Renamed to ...
2970 (recompute_dominator): ... this. Do not check that the block is
2972 (iterate_fix_dominators): Reimplemented.
2973 (prune_bbs_to_update_dominators, root_of_dom_tree,
2974 determine_dominators_for_sons): New functions.
2975 * et-forest.c (et_root): New function.
2976 * et-forest.h (et_root): Declare.
2977 * Makefile.in (graphds.o): Add.
2978 (cfgloopanal.o): Add graphds.h dependency.
2979 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2980 * basic-block.h (get_dominated_by, get_dominated_by_region,
2981 iterate_fix_dominators): Declaration changed.
2982 (recount_dominator): Renamed to ...
2983 (recompute_dominator): ... this.
2984 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2985 (thread_through_all_blocks): Do not free dominance info.
2987 2007-06-03 Andreas Schwab <schwab@suse.de>
2989 * config/m68k/m68k.c (override_options): Don't override
2991 * config/m68k/m68k-modes.def (SF, DF): Define to use
2992 motorola_single_format and motorola_double_format, resp.
2993 * real.c (motorola_single_format): Renamed from
2994 coldfire_single_format.
2995 (motorola_double_format): Renamed from coldfire_double_format.
2996 (encode_ieee_extended): Generate a proper canonical NaN image
2997 respecting canonical_nan_lsbs_set.
2998 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3000 * real.h: Adjust declarations.
3002 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3005 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3006 the symbol is generated with the stack protector.
3008 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3010 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3011 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3013 * doc/extend.texi (interrupt): Mention m68k.
3015 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3017 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3018 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3019 (ix86_expand_sse_pcmpestr): Do not check operands for
3020 "register_operand", when insn operand predicate is "register_operand".
3021 (ix86_expand_sse_pcmpistr): Ditto.
3023 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3024 Uros Bizjak <ubizjak@gmail.com>
3026 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3027 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3028 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3029 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3030 * config/i386/constraints.md ("z"): New register constraint
3031 for members of SSE_FIRST_REG class.
3032 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3033 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3034 SSE_FIRST_REG class.
3035 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3036 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3037 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3038 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3039 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3040 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3041 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3042 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3043 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3044 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3045 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3046 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3047 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3048 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3049 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3050 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3051 (struct builtin_description): Change "flag" field to unsigned.
3052 (bdesc_pcmpestr): New builtin description table.
3053 (bdesc_pcmpistr): Likewise.
3054 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3055 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3056 Initialize pcmp[ei]str[im] insns for SSE4.2.
3057 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3058 (ix86_expand_sse_pcmpistr): Likewise.
3059 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3060 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3061 (UNSPEC_PCMPISTR): Likewise.
3062 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3063 (sse4_2_pcmpestri):New isns pattern.
3064 (sse4_2_pcmpestrm): Likewise.
3065 (sse4_2_pcmpestr_cconly): Likewise.
3066 (sse4_2_pcmpistr): New insn patern and splitter.
3067 (sse4_2_pcmpistri):New isns pattern.
3068 (sse4_2_pcmpistrm): Likewise.
3069 (sse4_2_pcmpistr_cconly): Likewise.
3070 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3073 2007-06-01 David Daney <ddaney@avtrex.com>
3075 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3076 LOADGP_ABSOLUTE and not binds_local_p.
3078 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3080 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3082 2007-06-01 Ian Lance Taylor <iant@google.com>
3084 * tree-vrp.c (compare_name_with_value): Always set
3085 used_strict_overflow if we get a result from the variable itself.
3087 2007-06-01 Ian Lance Taylor <iant@google.com>
3089 PR rtl-optimization/31455
3090 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3091 subregs which have a cast between modes which are not tieable.
3093 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3095 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3096 breaks after return statements.
3098 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3100 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3101 only after no_new_pseudos.
3103 2007-05-31 Eric Christopher <echristo@apple.com>
3105 * expr.c (convert_move): Assert that we don't have a BLKmode
3107 (store_expr): Handle BLKmode moves by calling emit_block_move.
3109 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3111 * c-typeck.c (build_indirect_ref): Include type in error message.
3112 (build_binary_op): Pass types to binary_op_error.
3113 * c-common.c (binary_op_error): Take two type arguments, print out
3115 * c-common.h (binary_op_error): Update prototype.
3117 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3119 * config/i386/i386.c: Correct coments on -mno-sse4.
3121 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3123 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3124 (x86_64-*-*): Likewise.
3125 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3126 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3127 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3128 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3129 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3130 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3131 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3132 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3133 (OPTION_MASK_ISA_SSE4): Likewise.
3134 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3135 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3136 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3137 (override_options): Support SSE4.2.
3138 (ix86_build_const_vector): Support SImode and DImode.
3139 (ix86_build_signbit_mask): Likewise.
3140 (ix86_expand_int_vcond): Support V2DImode.
3141 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3142 (IX86_BUILTIN_CRC32HI): Likewise.
3143 (IX86_BUILTIN_CRC32SI): Likewise.
3144 (IX86_BUILTIN_CRC32DI): Likewise.
3145 (IX86_BUILTIN_PCMPGTQ): Likewise.
3146 (bdesc_crc32): Likewise.
3147 (bdesc_sse_3arg): Likewise.
3148 (ix86_expand_crc32): Likewise.
3149 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3150 (ix86_expand_builtin): Likewise.
3151 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3152 __SSE4_2__ for -msse4.2.
3153 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3154 (CRC32MODE): Likewise.
3155 (crc32modesuffix): Likewise.
3156 (crc32modeconstraint): Likewise.
3157 (sse4_2_crc32<mode>): Likewise.
3158 (sse4_2_crc32di): Likewise.
3159 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3161 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3162 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3163 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3164 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3165 (vcondu<mode>): Likewise.
3166 * doc/extend.texi: Document SSE4.2 built-in functions.
3167 * doc/invoke.texi: Document -msse4.2/-msse4.
3169 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3171 PR tree-optimization/32160
3172 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3173 variable as gimple reg.
3174 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3176 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3178 * gcc.c (main): Don't consider linker options when issuing the
3179 warning about a linker input file not being used.
3181 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3183 * tree-vrp.c (compare_names): Initialize sop.
3185 2007-05-30 Dirk Mueller <dmueller@suse.de>
3187 * cgraphunit.c (cgraph_analyze_function): Remove
3188 computation of inline parameters.
3190 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3192 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3194 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3196 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3197 Add vx-common.h. Include vxworks.h between vx-common.h and
3199 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3201 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3202 (TARGET_ASM_DESTRUCTOR): Likewise.
3203 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3204 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3205 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3206 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3207 (VXWORKS_ENDIAN_SPEC): Define.
3208 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3209 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3210 VXWORKS_* equivalents.
3211 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3212 (ASM_FILE_START): Delete.
3213 (TARGET_VERSION): Reformat.
3214 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3215 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3216 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3217 (FPBIT, DPBIT): Define.
3218 (fp-bit.c, dp-bit.c): New rules.
3219 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3220 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3221 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3222 * config/arm/arm.h: Include vxworks-dummy.h.
3223 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3224 Mark with ATTRIBUTE_UNUSED.
3225 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3226 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3227 make it incompatible with -msingle-pic-base.
3228 (arm_function_ok_for_sibcall): Return false for calls that might
3229 go through a VxWorks PIC PLT entry.
3230 (require_pic_register): New function, split out from...
3231 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3233 (arm_load_pic_register): Handle the VxWorks RTP initialization
3234 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3235 (arm_emit_call_insn): New function.
3236 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3237 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3238 (pic_offset_arm): New pattern.
3239 (call, call_value): Use arm_emit_call_insn.
3240 (call_internal, call_value_internal): New expanders.
3241 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3242 VxWorks unless __PIC__.
3244 2007-05-30 Eric Christopher <echristo@gmail.com>
3246 * genrecog.c: Include regs.h in generated file.
3247 * genemit.c: Ditto. Fix up formatting.
3248 * config/mn10300/constraints.md: New.
3249 * config/mn10300/mn10300.md: Include.
3250 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3251 Fix up for removed macro.
3252 * config/mn10300/predicates.md (call_address_operand): Ditto.
3253 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3254 (CONST_OK_FOR_I): Ditto.
3255 (CONST_OK_FOR_J): Ditto.
3256 (CONST_OK_FOR_K): Ditto.
3257 (CONST_OK_FOR_L): Ditto.
3258 (CONST_OK_FOR_M): Ditto.
3259 (CONST_OK_FOR_N): Ditto.
3260 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3264 (EXTRA_CONSTRAINT): Ditto.
3266 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3268 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3270 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3271 OPTION_MASK_ISA_64BIT.
3272 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3274 2007-05-30 Richard Guenther <rguenther@suse.de>
3277 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3278 types for comparison.
3279 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3280 with original typed arguments.
3281 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3283 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3285 PR tree-optimization/31769
3286 * except.c (duplicate_eh_regions): Clear prev_try if
3287 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3289 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3291 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3292 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3293 bsi of the location where statements should be inserted.
3294 (sink_code_in_bb): Take bsi from statement_sink_location.
3295 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3296 instead of bsi_start.
3297 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3299 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3300 (bsi_move_before): Document inconsistency with bsi_move_after.
3301 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3303 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.h (TARGET_ABM): New define.
3306 (TARGET_POPCNT): Ditto.
3307 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3308 New temporary defines to redefine from OPTION_ISA_* defines.
3309 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3310 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3311 (ix86_isa_flags): New extern int declaration.
3312 (TARGET_SUBTARGET_DEFAULT): New define.
3313 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3314 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3315 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3316 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3317 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3318 * config/i386/darwin.h: Change TARGET_64BIT define to
3321 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3322 using existing "ix86_isa_flags" varible.
3323 (m32, m64): Use existing "ix86_isa_flags" variable.
3324 (mmmx, m3dnow): Ditto.
3325 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3326 (mabm): Define as non-negative option using "x86_abm" variable.
3327 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3329 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3330 Rewrite feature test bitmap.
3331 (ix86_isa_flags): New initialized global int varible.
3332 (ix86_isa_flags_explicit): New static int variable.
3333 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3334 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3335 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3336 target_flags_explicit.
3337 (override_options): Remove "target_enable" and "target_disable" fields
3338 from "struct ptt". Update processor_target_table accordingly. Remove
3339 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3340 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3341 "target_flags" and "ix86_isa_flags_explicit" instead of
3342 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3343 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3344 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3345 to true when either of PTA_POPCNT or PTA_ABM is set in
3346 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3347 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3348 processor_alias_table flags entry. Remove handling of
3349 "target_enable" and "target_disable" fields of processor_target_table.
3350 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3351 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3352 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3353 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3354 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3356 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3358 2007-05-29 David Daney <ddaney@avtrex.com>
3361 * config/mips/mips.c (mips_output_mi_thunk): Emit
3362 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3364 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3365 * config/i386/i386.c (ix86_function_regparm): Added checking of
3366 ix86_force_align_arg_pointer to determine the number of
3367 register parameters.
3369 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3371 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3372 (SET_DR_MISALIGNMENT): New.
3373 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3374 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3375 Use SET_DR_MISALIGNMENT.
3376 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3378 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3379 find_loop_nest): Export.
3380 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3381 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3382 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3383 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3385 (struct mem_ref): Add field reuse_distance.
3386 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3387 Initialize reuse_distance field.
3388 (issue_prefetch_ref): Select temporality of prefetch according to
3390 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3391 self_reuse_distance, determine_loop_nest_reuse): New functions.
3392 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3393 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3394 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3397 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3399 * tree-ssa-alias.c: Add aliasing overview.
3401 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3402 Danny Smith <dannysmith@users.sourceforge.net>
3405 * config/i386/t-crtfm: Compile crtfastmath.o with
3406 -minline-all-stringops.
3407 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3408 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3410 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3412 * doc/md.texi: Document constraints on HP PA-RISC.
3414 * pa/constraints.md: New file.
3415 * pa.md: Include constraints.md.
3416 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3417 (integer_store_memory_operand, ldil_cint_p): New functions.
3418 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3419 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3420 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3421 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3422 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3424 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3427 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3428 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3429 case POSTDECREMENT_EXPR>): Return the error_mark_node
3430 if either the real or imaginary parts would an
3433 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3435 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3436 name when we remove it from a call.
3438 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3440 * targhooks.c (default_narrow_bitfield): Remove.
3441 * targhooks.h: Remove the prototype for
3442 default_narrow_bitfield.
3444 * langhooks-def.h: Remove the prototype for
3445 hook_get_alias_set_0.
3446 * langhooks.c (hook_get_alias_set_0): Remove.
3448 * global.c (EXECUTE_IF_CONFLICT): Remove.
3450 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3453 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3454 return true when truth_value_p is true and the type
3457 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3459 * doc/install.texi (Prerequisites): We no longer require Autoconf
3460 2.13 for the top-level.
3462 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3464 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3465 memory access via x86_expand_vector_move_misalign() only for
3466 TImode values on 32-bit targets.
3468 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3470 * matrix-reorg.c: New file. Implement matrix flattening and
3471 transposing optimization.
3472 * tree-pass.h: Add matrix reorg pass.
3473 * common.opt: Add fipa-mreorg flag.
3474 * Makefile.in: Add matrix-reorg.c.
3475 * passes.c: Add matrix reorg pass.
3476 * varpool.c (add_new_static_var): New function.
3477 * cgraph.h (add_new_static_var): Declare.
3479 2007-05-27 Eric Christopher <echristo@apple.com>
3481 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3482 sp_offset depending on stack size. Save r12 depending
3483 on registers we're saving later.
3484 (rs6000_emit_epilogue): Update sp_offset depending only
3487 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3489 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3490 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3491 * ifcvt.c (if_convert): Ditto.
3492 * tree-ssa-threadupdate.c (thread_block): Ditto.
3493 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3494 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3495 verify_loop_closed_ssa): Check number_of_loops instead of
3497 * predict.c (tree_estimate_probability): Ditto.
3498 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3499 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3500 * modulo-sched.c (sms_schedule): Ditto.
3501 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3502 (scev_finalize): Do not do anything if scev analysis was not
3504 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3505 current_loops == NULL.
3506 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3507 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3509 (loop_optimizer_finalize): Assert that loops were analyzed.
3510 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3511 rtl_doloop): Check number_of_loops instead of current_loops.
3512 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3513 current_loops == NULL.
3514 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3515 gate_tree_vectorize tree_linear_transform, check_data_deps,
3516 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3517 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3518 Check number_of_loops instead of current_loops.
3519 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3520 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3521 free loops if available.
3522 (execute_pre): Do not pass do_fre to fini_pre.
3524 2007-05-27 Tobias Burnus <burnus@net-b.de>
3527 * real.c (mpfr_from_real): Fix sign of -Inf.
3529 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3531 * tree-vect-transform.c (vectorizable_conversion): Initialize
3532 tree_code variables to ERROR_MARK.
3533 (vectorizable_type_demotion): Likewise.
3534 (vectorizable_type_promotion): Likewise.
3536 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/i386.md (movti): Handle push operands via
3542 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3544 * basic-block.h: Remove the prototype for merge_seq_blocks.
3545 * cfgcleanup.c (merge_seq_blocks): Remove.
3547 * tree-flow.h: Remove the prototype for is_aliased_with.
3548 * tree-ssa-alias.c (is_aliased_with): Remove.
3550 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3552 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3554 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3556 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3557 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3558 (vec_unpacks_hi_v16qi): Likewise.
3559 (vec_unpacku_lo_v16qi): Likewise.
3560 (vec_unpacks_lo_v16qi): Likewise.
3561 (vec_unpacku_hi_v8hi): Likewise.
3562 (vec_unpacks_hi_v8hi): Likewise.
3563 (vec_unpacku_lo_v8hi): Likewise.
3564 (vec_unpacks_lo_v8hi): Likewise.
3565 (vec_unpacku_hi_v4si): Likewise.
3566 (vec_unpacks_hi_v4si): Likewise.
3567 (vec_unpacku_lo_v4si): Likewise.
3568 (vec_unpacks_lo_v4si): Likewise.
3570 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3572 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3573 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3574 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3575 follow spelling conventions in various
3576 warning/error/diagnostic messages.
3578 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3579 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3580 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3581 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3582 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3583 * doc/tm.texi: Follow spelling conventions.
3585 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3588 * tree-ssa-forwprop.c
3589 (forward_propagate_addr_into_variable_array_index): Remove
3590 the lhs argument. Use the type of def_rhs instead of lhs.
3591 (forward_propagate_addr_expr_1): Update use of
3592 forward_propagate_addr_into_variable_array_index.
3594 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3595 Nigel Stephens <nigel@mips.com>
3597 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3598 function attributes, "far" being an alias for "long_call".
3599 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3600 (mips_near_type_p, mips_far_type_p): New.
3601 (mips_comp_type_attributes): New function to check that attributes
3602 attached to a function type are compatible.
3603 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3604 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3605 to the target function of the thunk.
3606 (mips_encode_section_info): Check for "near" and "far" function
3607 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3609 * config/mips/predicates.md (const_call_insn_operand): Test only
3610 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3612 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3615 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3616 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3617 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3618 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3620 2007-05-25 Eric Christopher <echristo@apple.com>
3622 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3623 to x86-darwin configurations.
3624 * config/i386/t-darwin: Add softfp support.
3625 * config/i386/t-darwin64: Ditto.
3626 * config/i386/sfp-machine.h: If mach then don't use
3627 aliasing, emit a stub to call.
3629 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3631 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3632 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3633 tree-predcom.c, tree-ssa-alias-warnings.c,
3634 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3635 comment typos. Follow spelling conventions.
3636 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3638 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3641 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3642 constants into memory. Expand unaligned memory references for
3643 SSE modes via x86_expand_vector_move_misalign() function.
3645 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3647 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3648 "memory" attribute for "sseishft" type insn without operands[2].
3650 2007-05-25 Dirk Mueller <dmueller@suse.de>
3651 Marcus Meissner <meissner@suse.de>
3653 * doc/extend.texi (alloc_size): New attribute.
3654 * c-common.c (handle_alloc_size_attribute): New.
3655 * tree-object-size.c (alloc_object_size): Use alloc_size
3656 attribute, if available.
3658 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3660 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3662 (__builtin_ia32_vec_ext_v2di): Likewise.
3663 (__builtin_ia32_vec_ext_v4si): Likewise.
3664 (__builtin_ia32_vec_ext_v8hi): Likewise.
3665 (__builtin_ia32_vec_ext_v16qi): Likewise.
3666 (__builtin_ia32_vec_set_v8hi): Likewise.
3668 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3670 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3672 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3674 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3675 (arm_is_longcall_p): Rename to...
3676 (arm_is_long_call_p): ...this. Take a single tree argument and
3678 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3679 (CUMULATIVE_ARGS): Remove call_cookie.
3680 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3681 (ENCODED_LONG_CALL_ATTR_P): Delete.
3682 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3683 LONG_CALL_FLAG_CHAR cases.
3684 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3685 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3686 ARM_DECLARE_FUNCTION_SIZE.
3687 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3688 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3689 (arm_encode_call_attribute, current_file_function_operand): Delete.
3690 (arm_function_in_section_p): New function.
3691 (arm_is_longcall_p): Rename to...
3692 (arm_is_long_call_p): ...this. Take the target function as a single
3693 argument and return a bool. Do not rely on call cookies. Check
3694 whether the target symbol is in the same section as the current
3695 function, not just the same compilation unit.
3696 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3697 (arm_encode_section_info): Don't encode a call type.
3698 * config/arm/arm.md (call, call_value): Update calls to
3699 arm_is_long(_)call_p. Simplify logic.
3700 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3701 Update calls to arm_is_long(_)call_p.
3703 2007-05-25 Richard Guenther <rguenther@suse.de>
3705 PR tree-optimization/31982
3706 * tree-ssa-forwprop.c
3707 (forward_propagate_addr_into_variable_array_index): Handle arrays
3708 with element size one.
3710 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3712 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3713 (umulsi3_highpart): Likewise.
3715 2007-05-24 Ian Lance Taylor <iant@google.com>
3717 PR rtl-optimization/32069
3718 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3721 2007-05-24 Ollie Wild <aaw@google.com>
3723 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3726 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3728 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3729 (oprs_unchanged_p): Use it to check all registers in a REG.
3730 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3731 (reg_set_between_after_reload_p): Delete.
3732 (reg_used_between_after_reload_p): Likewise.
3733 (reg_set_or_used_since_bb_start): Likewise.
3734 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3735 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3736 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3737 * rtlanal.c (reg_set_p): Check whether REG overlaps
3738 regs_invalidated_by_call, rather than just checking the
3739 membership of REGNO (REG).
3741 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3743 * doc/passes.texi: Document predictive commoning.
3744 * doc/invoke.texi (-fpredictive-commoning): Document.
3745 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3746 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3747 adding indices to the generated name.
3748 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3749 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3750 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3751 (op_symbol_code): ... and exported.
3752 (dump_omp_clause, op_symbol): Use op_symbol_code
3753 instead of op_symbol_1.
3754 * tree-pass.h (pass_predcom): Declare.
3755 * timevar.def (TV_PREDCOM): New timevar.
3756 * tree-ssa-loop.c (run_tree_predictive_commoning,
3757 gate_tree_predictive_commoning, pass_predcom): New.
3758 * tree-data-ref.c (find_data_references_in_loop): Find the
3759 references in dominance order.
3760 (canonicalize_base_object_address): Ensure that the result has
3762 (dr_analyze_innermost): Export.
3763 (create_data_ref): Code to fail for references with invariant
3765 (find_data_references_in_stmt): ... here.
3766 * tree-data-ref.h (dr_analyze_innermost): Declare.
3767 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3768 (aff_combination_find_elt, name_expansion_hash,
3769 name_expansion_eq, tree_to_aff_combination_expand,
3770 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3772 * tree-affine.h (aff_combination_constant_multiple_p,
3773 tree_to_aff_combination_expand): Declare.
3774 * tree-predcom.c: New file.
3775 * common.opt (fpredictive-commoning): New option.
3776 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3777 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3778 * Makefile.in (tree-predcom.o): Add.
3779 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3780 * passes.c (init_optimization_passes): Add dceloop after
3781 copy propagation in loop optimizer. Add predictive commoning
3782 to loop optimizer passes.
3784 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3786 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3789 2007-05-24 Jan Hubicka <jh@suse.cz>
3791 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3793 (genheader): Include statistics.h.
3795 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3797 * print-rtl.c (flag_dump_unnumbered): Update comments.
3798 (print_rtl): Fix my previous change.
3799 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3802 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3805 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3807 (thread_through_all_blocks): Call initialize_original_copy_tables
3808 and free_original_copy_tables.
3809 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3811 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3812 * cfghooks.c (duplicate_block): Use get_loop_copy.
3813 * cfg.c: Include cfgloop.h.
3814 (loop_copy): New hash table.
3815 (initialize_original_copy_tables): Initialize loop_copy table.
3816 (free_original_copy_tables): Free loop_copy table.
3817 (copy_original_table_clear, copy_original_table_set,
3818 set_loop_copy, get_loop_copy): New functions.
3819 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3820 * cfgloop.h (struct loop): Remove copy field.
3821 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3822 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3824 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3826 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3827 -msse/-msse2/-msse3.
3829 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3831 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3832 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3834 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3837 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3838 * targhooks.h (default_mangle_decl_assembler_name): Declare
3840 * targhooks.c (default_mangle_decl_assembler_name): Define
3842 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3844 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3845 * langhooks.c (lhd_set_decl_assembler_name): Call
3846 targetm.mangle_decl_assembler_name for names with global scope.
3848 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3850 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3851 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3853 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3854 New. Factored out of i386_pe_encode_section_info.
3855 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3856 Move check for prior decoration of stdcall
3857 symbols to i386_pe_encode_section_info.
3858 (i386_pe_encode_section_info): Adjust call to
3859 gen_stdcall_or_fastcall_suffix. Use
3860 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3861 (i386_pe_mangle_decl_assembler_name): New. Wrap
3862 i386_pe_maybe_mangle_decl_assembler_name.
3864 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3866 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3867 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3868 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3869 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3870 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3873 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3874 Nigel Stephens <nigel@mips.com>
3875 Richard Sandiford <richard@codesourcery.com>
3877 Fix up MIPS16 hard float and add support for complex.
3879 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3880 (TARGET_SOFT_FLOAT_ABI): New.
3881 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3882 __mips_soft_float to reflect the ABI in use, not whether the
3883 FPU is directly accessible (e.g., in MIPS16 mode).
3884 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3885 (UNITS_PER_FPVALUE): Likewise.
3887 * config/mips/mips.c (mips_expand_call): Remove redundant
3888 TARGET_MIPS16 check.
3889 (mips_arg_regno): New.
3890 (function_arg_advance): When setting bits in cum->fp_code for
3891 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3893 (function_arg): Use mips_arg_regno.
3894 (mips_return_mode_in_fpr_p): New.
3895 (mips16_call_stub_mode_suffix): New.
3896 (mips16_cfun_returns_in_fpr_p): New.
3897 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3898 (mips_output_function_prologue): Test mips16_hard_float, not
3899 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3900 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3901 return value into a floating-point register.
3902 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3903 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3904 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3905 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3906 word of double arguments from or to the high bits of 64-bit
3907 floating point registers.
3908 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3909 (mips16_fpret_double): New helper function.
3910 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3911 support for complex modes. Fill in DECL_RESULT for stubdecl.
3912 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3914 * config/mips/mips16.S
3915 (RET, ARG1, ARG2): New.
3916 (MERGE_GPRf, MERGE_GPRt): New.
3917 (DELAYt, DELAYf): New.
3918 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3919 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3920 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3921 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3922 (SFOP): Renamed to...
3923 (OPSF3): This, and macro-ified. Updated all uses.
3924 (SFOP2): Renamed to...
3925 (OPSF2): This, and macro-ified. Updated all uses.
3926 (SFCMP): Renamed to...
3927 (CMPSF): This, and macro-ified. Updated all uses.
3928 (SFREVCMP): Renamed to...
3929 (REVCMPSF): This, and macro-ified. Updated all uses.
3930 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3931 (LDDBL1, LDDBL2, RETDBL): Deleted.
3932 (DFOP): Renamed to...
3933 (OPDF3): This, and macro-ified. Updated all uses.
3934 (DFOP2): Renamed to...
3935 (OPDF2): This, and macro-ified. Updated all uses.
3936 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3937 (DFCMP): Renamed to...
3938 (CMPDF): This, and macro-ified. Updated all uses.
3939 (DFREVCMP): Renamed to...
3940 (REVCMPDF): This, and macro-ified. Updated all uses.
3941 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3942 (RET_FUNCTION): New.
3943 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3944 (__mips16_ret_sc, __mips16_ret_dc): New.
3945 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3946 STUB_ARGS_6, STUB_ARGS_10): New.
3947 (CALL_STUB_NO_RET): New.
3948 (__mips16_call_stub_1): Macro-ified.
3949 (__mips16_call_stub_5): Macro-ified.
3950 (__mips16_call_stub_2): Macro-ified.
3951 (__mips16_call_stub_6): Macro-ified.
3952 (__mips16_call_stub_9): Macro-ified.
3953 (__mips16_call_stub_10): Macro-ified.
3954 (CALL_STUB_RET): New.
3955 (__mips16_call_stub_sf_0): Macro-ified.
3956 (__mips16_call_stub_sf_1): Macro-ified.
3957 (__mips16_call_stub_sf_5): Macro-ified.
3958 (__mips16_call_stub_sf_2): Macro-ified.
3959 (__mips16_call_stub_sf_6): Macro-ified.
3960 (__mips16_call_stub_sf_9): Macro-ified.
3961 (__mips16_call_stub_sf_10): Macro-ified.
3962 (__mips16_call_stub_df_0): Macro-ified.
3963 (__mips16_call_stub_df_1): Macro-ified.
3964 (__mips16_call_stub_df_5): Macro-ified.
3965 (__mips16_call_stub_df_2): Macro-ified.
3966 (__mips16_call_stub_df_6): Macro-ified.
3967 (__mips16_call_stub_df_9): Macro-ified.
3968 (__mips16_call_stub_df_10): Macro-ified.
3969 (__mips16_call_stub_sc_0): New.
3970 (__mips16_call_stub_sc_1): New.
3971 (__mips16_call_stub_sc_5): New.
3972 (__mips16_call_stub_sc_2): New.
3973 (__mips16_call_stub_sc_6): New.
3974 (__mips16_call_stub_sc_9): New.
3975 (__mips16_call_stub_sc_10): New.
3976 (__mips16_call_stub_dc_0): New.
3977 (__mips16_call_stub_dc_1): New.
3978 (__mips16_call_stub_dc_5): New.
3979 (__mips16_call_stub_dc_2): New.
3980 (__mips16_call_stub_dc_6): New.
3981 (__mips16_call_stub_dc_9): New.
3982 (__mips16_call_stub_dc_10): New.
3984 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3985 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3986 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3988 2007-05-23 Ian Lance Taylor <iant@google.com>
3990 * doc/invoke.texi (Invoking GCC): Document that the order of the
3993 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3996 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3997 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3998 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4002 * config/score/score.c (score_print_operand): Make sure that only
4003 lower bits are used.
4005 2007-05-22 Ian Lance Taylor <iant@google.com>
4007 * tree-vrp.c (avoid_overflow_infinity): New static function,
4008 broken out of set_value_range_to_value.
4009 (set_value_range_to_value): Call avoid_overflow_infinity.
4010 (extract_range_from_assert): Likewise.
4012 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4015 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4016 change the type before looking for a COMPOUND_EXPR.
4018 2007-05-22 Ian Lance Taylor <iant@google.com>
4020 * lower-subreg.c (decompose_multiword_subregs): If we change an
4021 insn, call remove_retval_note on it.
4023 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4025 * regs.h (end_hard_regno): New function.
4026 (END_HARD_REGNO, END_REGNO): New macros.
4027 (add_to_hard_reg_set): New function.
4028 (remove_from_hard_reg_set): Likewise.
4029 (in_hard_reg_set_p): Likewise.
4030 (overlaps_hard_reg_set_p): Likewise.
4031 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4032 (note_btr_set): Use END_HARD_REGNO.
4033 * caller-save.c (setup_save_areas): Use end_hard_regno.
4034 (mark_set_regs): Use END_HARD_REGNO.
4035 (add_stored_regs): Use end_hard_regno.
4036 (mark_referenced_regs): Use add_to_hard_reg_set.
4037 * combine.c (update_table_tick): Use END_REGNO.
4038 (record_value_for_reg): Likewise.
4039 (record_dead_and_set_regs): Likewise.
4040 (get_last_value_validate): Likewise.
4041 (use_crosses_set_p): Likewise.
4042 (reg_dead_at_p_1): Likewise.
4043 (reg_dead_at_p): Likewise.
4044 (mark_used_regs_combine): Use add_to_hard_reg_set.
4045 (move_deaths): Use END_HARD_REGNO.
4046 (reg_bitfield_target_p): Use end_hard_regno.
4047 (distribute_notes): Use END_HARD_REGNO.
4048 * cse.c (mention_regs): Use END_REGNO.
4049 (insert): Use add_to_hard_reg_set.
4050 (invalidate): Use END_HARD_REGNO.
4051 (invalidate_for_call): Likewise.
4052 (exp_equiv_p): Use END_REGNO.
4053 (cse_insn): Likewise.
4054 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4055 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4056 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4057 * function.c (keep_stack_depressed): Use end_hard_regno.
4058 * global.c (global_alloc): Use end_hard_regno.
4059 (global_conflicts): Use add_to_hard_reg_set instead of
4061 (find_reg): Likewise.
4062 (mark_reg_store): Likewise.
4063 (mark_reg_conflicts): Likewise.
4064 (mark_reg_death): Use remove_from_hard_reg_set.
4065 (mark_reg_live_nc): Delete.
4066 (set_preference): Use end_hard_regno.
4067 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4068 remove_from_hard_reg_set.
4069 (post_mark_life): Use add_to_hard_reg_set.
4070 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4071 (reg_becomes_live): Use add_to_hard_reg_set.
4072 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4073 (peep2_find_free_register): Use add_to_hard_reg_set.
4074 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4075 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4076 * regrename.c (note_sets): Use add_to_hard_reg_set.
4077 (clear_dead_regs): Use remove_from_hard_reg_set.
4078 (regrename_optimize): Use add_to_hard_reg_set.
4079 (find_oldest_value_reg): Use in_hard_reg_set_p.
4080 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4081 (hard_reg_set_here_p): Use end_hard_regno.
4082 (decompose): Likewise.
4083 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4084 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4085 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4086 (mark_home_live): Use end_hard_regno.
4087 (spill_hard_reg): Likewise.
4088 (clear_reload_reg_in_use): Likewise.
4089 * reorg.c (delete_prior_computation): Use END_REGNO.
4090 * resource.c (update_live_status): Use END_HARD_REGNO.
4091 (mark_referenced_resources): Use add_to_hard_reg_set.
4092 (mark_set_resources): Likewise.
4093 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4094 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4095 (reg_overlap_mentioned_p): Likewise.
4096 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4097 (covers_regno_no_parallel_p): Use END_REGNO.
4098 (find_regno_note): Likewise.
4099 (find_reg_fusage): Use END_HARD_REGNO.
4100 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4101 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4103 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4105 * mode-switching.c (reg_dies): Change type of second argument to
4107 (optimize_mode_switching): Update accordingly.
4109 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4111 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4113 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4114 (hard_reg_set_empty_p): ...these new functions.
4115 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4116 GO_IF_HARD_REG_SUBSET.
4117 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4118 instead of GO_IF_HARD_REG_EQUAL.
4119 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4120 instead of GO_IF_HARD_REG_EQUAL.
4121 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4122 GO_IF_HARD_REG_SUBSET.
4123 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4124 GO_IF_HARD_REG_EQUAL.
4125 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4126 of GO_IF_HARD_REG_SUBSET.
4127 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4128 instead of GO_IF_HARD_REG_EQUAL.
4129 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4130 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4131 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4132 of GO_IF_HARD_REG_SUBSET,
4133 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4134 GO_IF_HARD_REG_SUBSET.
4135 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4136 instead of GO_IF_HARD_REG_EQUAL.
4137 * config/sh/sh.c (push_regs, calc_live_regs): Use
4138 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4139 (hard_regs_intersect_p): Delete.
4141 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4143 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4145 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4146 Richard Henderson <rth@redhat.com>
4148 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4150 (x86_64-*-*): Likewise.
4152 * i386/i386-modes.def (V2QI): New.
4154 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4156 (override_options): Support SSE4.1.
4157 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4158 (IX86_BUILTIN_BLENDPS): Likewise.
4159 (IX86_BUILTIN_BLENDVPD): Likewise.
4160 (IX86_BUILTIN_BLENDVPS): Likewise.
4161 (IX86_BUILTIN_PBLENDVB128): Likewise.
4162 (IX86_BUILTIN_PBLENDW128): Likewise.
4163 (IX86_BUILTIN_DPPD): Likewise.
4164 (IX86_BUILTIN_DPPS): Likewise.
4165 (IX86_BUILTIN_INSERTPS128): Likewise.
4166 (IX86_BUILTIN_MOVNTDQA): Likewise.
4167 (IX86_BUILTIN_MPSADBW128): Likewise.
4168 (IX86_BUILTIN_PACKUSDW128): Likewise.
4169 (IX86_BUILTIN_PCMPEQQ): Likewise.
4170 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4171 (IX86_BUILTIN_PMAXSB128): Likewise.
4172 (IX86_BUILTIN_PMAXSD128): Likewise.
4173 (IX86_BUILTIN_PMAXUD128): Likewise.
4174 (IX86_BUILTIN_PMAXUW128): Likewise.
4175 (IX86_BUILTIN_PMINSB128): Likewise.
4176 (IX86_BUILTIN_PMINSD128): Likewise.
4177 (IX86_BUILTIN_PMINUD128): Likewise.
4178 (IX86_BUILTIN_PMINUW128): Likewise.
4179 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4180 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4181 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4182 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4183 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4184 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4185 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4186 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4187 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4188 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4189 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4190 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4191 (IX86_BUILTIN_PMULDQ128): Likewise.
4192 (IX86_BUILTIN_PMULLD128): Likewise.
4193 (IX86_BUILTIN_ROUNDPD): Likewise.
4194 (IX86_BUILTIN_ROUNDPS): Likewise.
4195 (IX86_BUILTIN_ROUNDSD): Likewise.
4196 (IX86_BUILTIN_ROUNDSS): Likewise.
4197 (IX86_BUILTIN_PTESTZ): Likewise.
4198 (IX86_BUILTIN_PTESTC): Likewise.
4199 (IX86_BUILTIN_PTESTNZC): Likewise.
4200 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4201 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4202 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4203 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4204 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4206 (bdesc_sse_3arg): Likewise.
4207 (bdesc_2arg): Likewise.
4208 (bdesc_1arg): Likewise.
4209 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4211 (ix86_expand_sse_4_operands_builtin): New.
4212 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4213 smaller than 8 bits as the 2nd arg.
4214 (ix86_expand_sse_ptest): New.
4215 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4216 (ix86_expand_vector_set): Support SSE4.1.
4217 (ix86_expand_vector_extract): Likewise.
4219 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4220 __SSE4_1__ for -msse4.1.
4222 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4223 (UNSPEC_INSERTPS): Likewise.
4224 (UNSPEC_DP): Likewise.
4225 (UNSPEC_MOVNTDQA): Likewise.
4226 (UNSPEC_MPSADBW): Likewise.
4227 (UNSPEC_PHMINPOSUW): Likewise.
4228 (UNSPEC_PTEST): Likewise.
4229 (UNSPEC_ROUNDP): Likewise.
4230 (UNSPEC_ROUNDS): Likewise.
4232 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4234 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4235 (const_pow2_1_to_32768_operand): Likewise.
4237 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4240 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4242 (sse4_1_insertps): Likewise.
4243 (*sse4_1_extractps): Likewise.
4244 (sse4_1_ptest): Likewise.
4245 (sse4_1_mulv2siv2di3): Likewise.
4246 (*sse4_1_mulv4si3): Likewise.
4247 (*sse4_1_smax<mode>3): Likewise.
4248 (*sse4_1_umax<mode>3): Likewise.
4249 (*sse4_1_smin<mode>3): Likewise.
4250 (*sse4_1_umin<mode>3): Likewise.
4251 (sse4_1_eqv2di3): Likewise.
4252 (*sse4_1_pinsrb): Likewise.
4253 (*sse4_1_pinsrd): Likewise.
4254 (*sse4_1_pinsrq): Likewise.
4255 (*sse4_1_pextrb): Likewise.
4256 (*sse4_1_pextrb_memory): Likewise.
4257 (*sse4_1_pextrw_memory): Likewise.
4258 (*sse4_1_pextrq): Likewise.
4259 (sse4_1_blendpd): Likewise.
4260 (sse4_1_blendps): Likewise.
4261 (sse4_1_blendvpd): Likewise.
4262 (sse4_1_blendvps): Likewise.
4263 (sse4_1_dppd): Likewise.
4264 (sse4_1_dpps): Likewise.
4265 (sse4_1_movntdqa): Likewise.
4266 (sse4_1_mpsadbw): Likewise.
4267 (sse4_1_packusdw): Likewise.
4268 (sse4_1_pblendvb): Likewise.
4269 (sse4_1_pblendw): Likewise.
4270 (sse4_1_phminposuw): Likewise.
4271 (sse4_1_extendv8qiv8hi2): Likewise.
4272 (*sse4_1_extendv8qiv8hi2): Likewise.
4273 (sse4_1_extendv4qiv4si2): Likewise.
4274 (*sse4_1_extendv4qiv4si2): Likewise.
4275 (sse4_1_extendv2qiv2di2): Likewise.
4276 (*sse4_1_extendv2qiv2di2): Likewise.
4277 (sse4_1_extendv4hiv4si2): Likewise.
4278 (*sse4_1_extendv4hiv4si2): Likewise.
4279 (sse4_1_extendv2hiv2di2): Likewise.
4280 (*sse4_1_extendv2hiv2di2): Likewise.
4281 (sse4_1_extendv2siv2di2): Likewise.
4282 (*sse4_1_extendv2siv2di2): Likewise.
4283 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4284 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4285 (sse4_1_zero_extendv4qiv4si2): Likewise.
4286 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4287 (sse4_1_zero_extendv2qiv2di2): Likewise.
4288 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4289 (sse4_1_zero_extendv4hiv4si2): Likewise.
4290 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4291 (sse4_1_zero_extendv2hiv2di2): Likewise.
4292 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4293 (sse4_1_zero_extendv2siv2di2): Likewise.
4294 (*sse4_1_zero_extendv2siv2di2): Likewise.
4295 (sse4_1_roundpd): Likewise.
4296 (sse4_1_roundps): Likewise.
4297 (sse4_1_roundsd): Likewise.
4298 (sse4_1_roundss): Likewise.
4299 (mulv4si3): Don't expand for SSE4.1.
4300 (smax<mode>3): Likewise.
4301 (umaxv4si3): Likewise.
4302 (uminv16qi3): Likewise.
4303 (umin<mode>3): Likewise.
4304 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4306 * doc/extend.texi: Document SSE4.1 built-in functions.
4308 * doc/invoke.texi: Document -msse4.1.
4310 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4312 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4313 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4314 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4315 (ASM_SPEC): Add asm_pcrel_spec.
4316 (EXTRA_SPECS): Add asm_pcrel_spec.
4318 2007-05-21 David Daney <ddaney@avtrex.com>
4320 * doc/install.texi (Building a cross compiler): Add requirements
4321 for Java cross compiler.
4323 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4326 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4327 Add loopno argument. Use evolution_function_is_invariant_rec_p
4328 instead of evolution_function_is_constant_p.
4329 Update calls to evolution_function_is_affine_multivariate_p.
4330 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4331 Add loopno argument.
4332 * tree-scalar-evolution.c (gather_chrec_stats): Call
4333 evolution_function_is_affine_multivariate_p with a loop
4335 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4336 (analyze_overlapping_iterations): Likewise.
4337 (access_functions_are_affine_or_constant_p): Likewise.
4338 (build_classic_dist_vector_1): If the access functions
4339 are equal, don't do anything.
4341 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4342 Paolo Carlini <pcarlini@suse.de>
4343 Uros Bizjak <ubizjak@gmail.com>
4345 * c-cppbuiltin.c (c_cpp_builtins): Define
4346 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4347 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4348 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4349 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4351 2007-05-21 Mike Stump <mrs@apple.com>
4353 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4355 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4357 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4360 implementation if __OPTIMIZE__ is not defined.
4361 (_mm_alignr_pi8): Ditto.
4362 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4363 (_mm_inserti_si64): Ditto.
4364 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4365 (_mm_slli_epi16): Ditto.
4366 (_mm_slli_epi32): Ditto.
4367 (_mm_slli_epi64): Ditto.
4368 (_mm_srai_epi16): Ditto.
4369 (_mm_srai_epi32): Ditto.
4370 (_mm_srli_si128): Ditto.
4371 (_mm_slli_si128): Ditto.
4372 (_mm_srli_epi16): Ditto.
4373 (_mm_srli_epi32): Ditto.
4374 (_mm_srli_epi64): Ditto.
4375 (_mm_extract_epi16): Ditto.
4376 (_mm_insert_epi16): Ditto.
4377 (_mm_shufflehi_epi16): Ditto.
4378 (_mm_shufflelo_epi16): Ditto.
4379 (_mm_shuffle_epi32): Ditto.
4380 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4382 (_mm_insert_pi16): Ditto.
4384 (_mm_shuffle_pi16): Ditto.
4386 (_mm_shufle_ps): Ditto.
4387 (_mm_prefetch): Ditto.
4389 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4391 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4392 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4393 * real.c (encode_i370_single, decode_i370_single,
4394 encode_i370_double, decode_i370_double): Functions removed.
4395 (i370_single_format, i370_double_format): Initializations removed.
4396 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4397 Consider the log2_b field to always be one.
4398 (ieee_single_format, mips_single_format, coldfire_single_format,
4399 ieee_double_format, mips_double_format, coldfire_double_format,
4400 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4401 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4402 ibm_extended_format, mips_extended_format, ieee_quad_format,
4403 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4404 decimal_single_format, decimal_double_format, decimal_quad_format,
4405 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4406 initialization of log2_b.
4407 * real.h (i370_single_format, i370_double_format): Declarations removed.
4408 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4409 field to always be one.
4411 2007-05-21 Andreas Schwab <schwab@suse.de>
4413 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4414 NOTE_INSN_BASIC_BLOCK_P.
4415 (process_for_unwind_directive): Likewise.
4417 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4419 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4420 * function.h (struct function): Move va_list_gpr_size,
4421 va_list_fpr_size, function_frequency to front of bitfields. Add
4423 (current_function_calls_unwind_init): New.
4424 * except.c (expand_builtin_unwind_init): Set
4425 current_function_calls_unwind_init not
4426 current_function_has_nonlocal_label.
4427 * reload1.c (has_nonexceptional_receiver): New.
4428 (reload): Use it and current_function_calls_unwind_init to
4429 determine whether call-saved regs must be saved.
4431 2007-05-20 Jan Hubicka <jh@suse.cz>
4433 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4434 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4435 * ddg.c (create_ddg): LIkewise.
4436 * final.c (final): Remove hunk moving line numbernotes around since
4437 they are no longer present at this stage.
4438 (final_scan_insn): Use NOTE_KIND instead of
4439 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4440 (output_asm_label): Likewise.
4441 * reorg.c (dbr_schedule): Likewise.
4442 * haifa-sched.c (unlink_other_notes): Likewise.
4443 * mode-switching.c (optimize_mode_switching): Likewise.
4444 * graph.c (start_bb): Likewise.
4445 * rtl.def (NOTE): Update description.
4446 * jump.c (squeeze_notes): Delete.
4447 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4448 NOTE_INSN_BASIC_BLOCK_P when possible.
4449 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4450 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4451 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4452 (dwarf2out_var_location): Likewise.
4453 * cfgbuild.c (make_edges): Likewise.
4454 (find_basic_blocks_1): Likewise.
4455 * function.c (reorder_blocks_1): Likewise.
4456 (epilogue_done): Likewise.
4457 (reposition_prologue_and_epilogue_notes): Likewise.
4458 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
4460 (print_rtl): Likewise.
4461 (print_rtl_single): Likewise.
4462 * gcse.c (insert_insn_start_bb): Likewise.
4463 * alias.c (init_alias_analysis): Likewise.
4464 * calls.c (fixup_tail_calls): Likewise.
4465 * except.c (sjlj_emit_function_enter): Likewise.
4466 * emit-rtl.c (add_insn_after): Likeiwse.
4467 (emit_label_before): Likewise.
4468 (emit_label_after): Likewise.
4469 (emit_note_before, emit_note_after, emit_note): Update
4470 parameter to be enum insn_note; do not deal with source
4472 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4473 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4475 (merge_blocks_move_successor_nojumps): Simplify now when
4476 we don't have BLOCK notes.
4477 (try_optimize_cfg): Likewise.
4478 * cfglayout.c (skip_insns_after_block): Likewise.
4479 (record_effective_endpoints): Likewise.
4480 (duplicate_insn_chain): Likewise.
4481 * varasm.c (output_constant_pool_1): Likewise.
4482 * sched-deps.c (sched_analyze): Likewise.
4483 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4485 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4486 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4487 (SET_INSN_DELETED): Simplify.
4488 (NOTE_LINE_NUMBER): Exterminate.
4489 (NOTE_LINE_KIND): New.
4490 (NOTE_INSN_BASIC_BLOCK_P): Update.
4491 (enum insn_note): Simplify.
4492 (GET_NOTE_INSN_NAME) Simplify.
4493 (emit_note_before, emit_note_after, emit_note): Update prototype.
4494 (squeeze_notes): Remove.
4495 * sched-int.h (NOTE_NOT_BB_P): Update.
4496 * resource.c (mark_target_live_regs): Update.
4497 * sched-rgn.c (debug_dependencies): Update.
4498 * sched-vis.c (print_insn): Update.
4499 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4500 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4501 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4502 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4503 (split_branches): Update.
4504 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4506 (sh_adjust_unroll_max): Exterminate.
4507 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4508 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4509 (m68hc11_reorg): Likewise.
4510 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4511 (emit_predicate_relation_info): Update.
4512 (process_for_unwind_directive): Update.
4513 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4514 (output_call): Update.
4515 * config/pa/pa.c (output_lbranch): Update.
4516 (output_millicode_call): Update.
4517 (output_call): Update.
4518 (pa_combine_instructions): Update.
4519 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4520 * config/bfin/bfin.c (gen_one_bundle): Update.
4521 * cfgrtl.c (can_delete_note_p): Update.
4522 (delete_insn): Update.
4523 (rtl_merge_blocks): Update.
4524 (commit_one_edge_insertion): Update.
4525 (rtl_verify_flow_info): Update.
4526 * stmt.c (expand_case): Do not call squeeze_notes.
4528 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4535 * c.opt (Wtype-limits): New.
4536 * doc/invoke.texi (Wtype-limits): Document it.
4537 (Wextra): Enabled by -Wextra.
4538 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4539 * c-common.c (shorten_compare): Warn with Wtype-limits.
4541 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4543 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4544 inlined function, not as a macro.
4545 (_mm_alignr_pi8): Ditto.
4546 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4547 (_mm_inserti_si64): Ditto.
4548 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4549 (_mm_extract_epi16): Ditto.
4550 (_mm_insert_epi16): Ditto.
4551 (_mm_shufflehi_epi16): Ditto.
4552 (_mm_shufflelo_epi16): Ditto.
4553 (_mm_shuffle_epi32): Ditto.
4554 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4555 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4557 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4559 (_m_to_float): Use C89 compatible assignment.
4561 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4564 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4566 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4569 * doc/invoke.texi (Wreturn-type): Complete description.
4570 (Wextra): Delete item about return-type warning.
4571 * c-decl.c: Delete redundant Wextra warning.
4573 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4576 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4577 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4578 inlined function, not as a macro.
4579 (_mm_prefetch): Ditto.
4581 (_mm_insert_pi16): Ditto.
4583 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4584 (_m_pshufw): Ditto. Add const to __N argument.
4585 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4586 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4587 (_mm_slli_epi32): Ditto.
4588 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4589 Add __inline to function declaration.
4590 (_mm_slli_si128): Ditto.
4592 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4595 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4597 (struct fenv): New structure.
4598 (FP_HANDLE_EXCEPTIONS): New define.
4599 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4600 (_FP_DECL_EXP): New define.
4601 (FP_INIT_ROUNDMODE): New define.
4602 (FP_ROUNDMODE): New define.
4604 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4606 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4607 (Wconversion): Update description.
4608 (Wconversion-sign): New.
4609 * c.opt (Wconversion-sign): New.
4610 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4611 means disabled for C++. Otherwise, take the status of Wconversion.
4612 * c-common.c (conversion_warning): Warn with either Wconversion or
4614 (warnings_for_convert_and_check): Conditions are already checked by
4616 (convert_and_check): Don't check warnings if the conversion failed.
4618 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4619 Anatoly Sokolov <aesok@dol.ru>
4621 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4622 avr_epilogue_uses) : Add declaration.
4623 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4624 * config/avr/constraints.md (R): New constraint.
4625 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4626 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4627 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4628 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4629 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4630 call_prologue_saves, epilogue_restores, return_from_epilogue,
4631 return_from_main_epilogue, return_from_interrupt_epilogue,
4632 return_from_naked_epilogue, prologue, epilogue): New patterns.
4633 (jump): Handle symbol reference.
4634 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4635 avr_output_function_prologue, avr_output_function_epilogue): Remove
4637 (avr_init_machine_status, expand_prologue, expand_epilogue,
4638 avr_asm_function_end_prologue, avr_epilogue_uses,
4639 avr_asm_function_begin_epilogue): New functions.
4640 (prologue_size, epilogue_size, jump_tables_size): Remove global
4642 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4643 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4644 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4645 (avr_override_options): Initialise init_machine_status.
4646 (output_movhi): Handle all stack pointer loads.
4647 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4648 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4649 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4650 (EPILOGUE_USES) Redefine.
4651 (machine_function) Declare.
4653 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4655 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4656 Use a single return statement.
4658 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4661 * builtins.c (do_mpfr_lgamma_r): New.
4662 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4663 * tree.h (CASE_FLT_FN_REENT): New.
4665 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4667 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4668 (output_die): Use 'unsigned long' with %x.
4669 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4670 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4671 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4673 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4675 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4680 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4681 true if function has no argument.
4683 2007-05-18 DJ Delorie <dj@redhat.com>
4685 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4686 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4688 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4690 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4691 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4692 count_trailing_zeros.
4693 (__i386__): Implement count_leading_zeros using __builtin_clz().
4694 Implement count_trailing_zeros usign __builtin_ctz().
4696 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4698 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4700 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4703 * expr.c (emit_move_change_mode): Change mode of push operands here.
4705 2007-05-17 Ian Lance Taylor <iant@google.com>
4707 PR tree-optimization/31953
4708 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4710 (set_value_range_to_null): Call set_value_range_to_value.
4711 (extract_range_from_comparison): Likewise.
4713 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4715 * toplev.c (print_version): Output GMP/MPFR version info.
4717 * builtins.c (CASE_MATHFN_REENT): New macro.
4718 (mathfn_built_in): Use it.
4719 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4720 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4721 BUILT_IN_LGAMMAL_R): New.
4722 * doc/extend.texi: Document new builtins.
4725 * builtins.c (do_mpfr_remquo): New.
4726 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4727 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4730 * builtins.c (fold_builtin_1): Handle y0, y1.
4731 (fold_builtin_2): Handle yn.
4734 * builtins.c (do_mpfr_bessel_n): New.
4735 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4736 (fold_builtin_2): Handle BUILT_IN_JN.
4738 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4741 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4742 TYPE_PRECISION (intmax_type_node).
4744 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4747 * reload.c (subst_reloads): Remove checking.
4749 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4751 PR rtl-optimization/31691
4752 * combine.c (simplify_set): Build a new src pattern instead of
4753 substituting its operands in the COMPARE case.
4755 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4757 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4758 (execute_vrp): Preserve loops through jump threading.
4759 * tree-ssa-threadupdate.c (thread_single_edge,
4760 dbds_continue_enumeration_p, determine_bb_domination_status,
4761 thread_through_loop_header): New functions.
4762 (create_edge_and_update_destination_phis,
4763 create_edge_and_update_destination_phis): Set loops for the new blocks.
4764 (prune_undesirable_thread_requests): Removed.
4765 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4767 (thread_block): Do not call prune_undesirable_thread_requests.
4769 (mark_threaded_blocks): Select edges to thread here.
4770 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4771 Thread edges through loop headers independently.
4772 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4773 * tree-pass.h (TODO_mark_first_instance): New.
4774 (first_pass_instance): Declare.
4775 * cfghooks.c (duplicate_block): Put the block to the original loop
4776 if copy is not specified.
4777 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4778 jump threading. Pass may_peel_loop_headers to
4779 thread_through_all_blocks according to first_pass_instance.
4780 * cfgloop.h (create_preheader): Declare.
4781 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4782 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4783 * passes.c (first_pass_instance): New variable.
4784 (next_pass_1): Set TODO_mark_first_instance.
4785 (execute_todo): Set first_pass_instance.
4787 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4789 PR tree-optimization/24659
4790 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4791 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4792 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4793 OTI_vec_pack_ufix_trunc.
4794 (vec_unpacks_float_hi_optab): Define new macro.
4795 (vec_unpacks_float_lo_optab): Ditto.
4796 (vec_unpacku_float_hi_optab): Ditto.
4797 (vec_unpacku_float_lo_optab): Ditto.
4798 (vec_pack_sfix_trunc_optab): Ditto.
4799 (vec_pack_ufix_trunc_optab): Ditto.
4800 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4801 and vec_pack_[s|u]fix_trunc_optab using
4802 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4803 * tree-vectorizer.c (supportable_widening_operation): Handle
4804 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4805 (supportable_narrowing_operation): New function.
4806 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4807 * tree-vect-transform.c (vectorizable_conversion): Handle
4808 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4809 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4810 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4811 to check for target support.
4812 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4813 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4814 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4815 for VEC_PACK_FIX_TRUNC_EXPR.
4816 (expand_binop): Special case mode of the result for
4817 vec_pack_[u|s]fix_trunc_optab.
4818 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4819 vec_pack_[u|s]fix_trunc_optab.
4821 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4822 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4823 * tree-pretty-print.c (dump_generic_node): Handle
4824 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4825 VEC_PACK_FIX_TRUNC_EXPR.
4827 * expr.c (expand_expr_real_1): Ditto.
4828 * tree-inline.c (estimate_num_insns_1): Ditto.
4829 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4831 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4832 (vec_unpacks_float_lo_v8hi): Ditto.
4833 (vec_unpacku_float_hi_v8hi): Ditto.
4834 (vec_unpacku_float_lo_v8hi): Ditto.
4835 (vec_unpacks_float_hi_v4si): Ditto.
4836 (vec_unpacks_float_lo_v4si): Ditto.
4837 (vec_pack_sfix_trunc_v2df): Ditto.
4839 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4841 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4842 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4843 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4844 [vec_pack_ufix_trunc]: Ditto.
4845 [vec_unpacks_float_hi]: Ditto.
4846 [vec_unpacks_float_lo]: Ditto.
4847 [vec_unpacku_float_hi]: Ditto.
4848 [vec_unpacku_float_lo]: Ditto.
4850 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4852 * soft-fp/README: Update for new files.
4853 * soft-fp/floattisf.c: New file.
4854 * soft-fp/floattidf.c: New file.
4855 * soft-fp/floattitf.c: New file.
4856 * soft-fp/floatuntisf.c: New file.
4857 * soft-fp/floatuntidf.c: New file.
4858 * soft-fp/floatuntitf.c: New file.
4859 * soft-fp/fixsfti.c: New file.
4860 * soft-fp/fixdfti.c: New file.
4861 * soft-fp/fixtfti.c: New file.
4862 * soft-fp/fixunssfti.c: New file.
4863 * soft-fp/fixunsdfti.c: New file.
4864 * soft-fp/fixunstfti.c: New file.
4865 * soft-fp/extendxftf.c: New file.
4866 * soft-fp/trunctfxf.c: New file.
4868 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4869 (__trunctfxf2): Ditto.
4871 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4872 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4873 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4874 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4875 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4876 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4878 * config/i386/t-fprules-softfp64: New file.
4879 * config/i386/sfp-machine.h: New file.
4880 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4881 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4882 and soft-fp/t-softfp to tmake_file.
4883 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4884 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4886 * config/i386/t-linux64 (softfp_wrap_start): New.
4887 (softfp_wrap_end): New.
4888 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4889 supported for TARGET_64BIT.
4891 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4893 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4894 c_common_unsigned_type behavior.
4896 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4898 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4901 2007-05-16 Eric Christopher <echristo@apple.com>
4903 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4904 saving after stack push. Set sp_offset whenever we push.
4905 (rs6000_emit_epilogue): Move altivec register restore before
4908 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4910 * configure.ac: Allow sysroots to be relocated under $prefix as
4911 well as $exec_prefix.
4912 * configure: Regenerate.
4914 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4918 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4920 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4921 (gcc_tooldir): Likewise.
4922 * configure: Regenerate.
4923 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4924 old configure.ac gcc_tooldir setting.
4925 (prefix_to_exec_prefix): New variable.
4926 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4927 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4929 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4931 * c-typeck.c (build_binary_op): Return early for error.
4933 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4935 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4936 struct nb_iter_bound.
4937 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4938 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4939 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4940 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4941 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4942 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4943 (del_scev_info): Use ggc_free.
4944 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4945 * loop-init.c: Include ggc.h.
4946 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4947 (loop_optimizer_finalize): Use ggc_free.
4948 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4949 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4950 pass_iv_optimize): Add TODO_ggc_collect.
4951 * function.h (struct function): Remove skip marker from x_current_loops.
4952 * cfgloop.c: Include ggc.h.
4953 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4955 (establish_preds): Vector superloops is gc allocated.
4956 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4958 (flow_loops_find): Vector larray is gc allocated.
4959 (loop_exit_free): Use ggc_free.
4960 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4961 that head of exits list is now not a part of struct loop.
4962 (record_loop_exits): Allocate exits table in gc memory.
4963 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4964 head of exits list is now not a part of struct loop.
4965 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4966 struct loop_exit): Add GTY marker.
4967 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4968 Add skip marker to aux field. Make head of exits list a separate
4970 (struct loops): Add GTY marker. Make larray vector gc allocated.
4971 Add param marker to exits table.
4972 (get_loops): Type changed.
4973 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4975 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4976 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4977 * basic-block.h (struct basic_block_def): Remove skip marker from
4980 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4982 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4983 of 0 in the call to expand_expr().
4984 (expand_builtin_mathfn_3): Ditto.
4985 (expand_builtin_interclass_mathfn): Ditto.
4986 (expand_builtin_cexpi): Ditto.
4987 (expand_builtin_int_roundingfn): Ditto.
4988 (expand_builtin_int_roundingfn_2): Ditto.
4989 (expand_builtin_pow): Ditto.
4990 (expand_builtin_powi): Ditto.
4991 (expand_builtin_bswap): Ditto.
4992 (expand_builtin_unop): Ditto.
4993 (expand_builtin_fabs): Ditto.
4994 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4995 the call to expand_expr().
4996 (expand_builtin_sync_operation): Ditto.
4997 (expand_builtin_compare_and_swap): Ditto.
4998 (expand_builtin_lock_test_and_set): Ditto.
4999 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5000 instead of 0 in the call to expand_expr().
5001 (expand_builtin_extract_return_addr): Ditto.
5002 (expand_builtin_eh_return): Ditto.
5003 (expand_eh_return): Ditto.
5004 * explow.c (expr_size): Ditto.
5005 * expr.c (optimize_bitfield_assignment_op): Ditto.
5006 (expand_assignement): Ditto.
5007 (store_expr): Ditto.
5008 (store_field): Ditto.
5009 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5010 the call to expand_expr().
5011 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5012 in the call to expand_expr().
5013 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5014 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5015 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5017 * optabs.c (expand_vec_shift_expr): Ditto.
5018 (expand_vec_cond_expr): Ditto.
5019 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5020 call to expand_expr().
5021 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5022 in the call to expand_expr().
5024 2007-05-14 Dave Korn <dave.korn@artimi.com>
5026 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5028 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5030 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5031 instead of c_common_unsigned_type.
5032 (c_common_unsigned_type): Remove.
5033 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5034 c_common_unsigned_type.
5035 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5036 c_common_unsigned_type.
5037 * c-common.h (c_common_unsigned_type): Remove.
5038 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5039 c_common_unsigned_type.
5040 * c-format.c (check_format_types): Use unsigned_type_for instead of
5041 c_common_unsigned_type.
5042 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5043 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
5044 c_common_unsigned_type.
5045 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5046 lang_hooks.types.unsigned_type.
5047 * expmed.c (make_tree): Use unsigned_type_for instead of
5048 lang_hooks.types.unsigned_type.
5049 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5050 lang_hooks.types.unsigned_type.
5051 (build_range_check): Likewise.
5052 (fold_unary): Likewise.
5053 (fold_binary): Likewise.
5054 (fold_ternary): Likewise.
5055 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5056 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5057 * tree.c (get_unsigned_type): New.
5058 (unsigned_type_for): Use get_unsigned_type instead of
5059 lang_hooks.types.unsigned_type.
5061 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5063 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5064 to m68k_get_function_kind. Update its prototype.
5065 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5067 (m68k_interrupt_function_p): Return enum m68k_function_type
5068 instead of bool. Rename to m68k_get_function_kind.
5069 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5071 (m68k_compute_frame_layout): Don't mark any register for save
5072 if an interrupt_thread attribute is specified.
5073 (m68k_hard_regno_rename_ok): Update a use of
5074 m68k_interrupt_function_p.
5075 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5076 m68k_interrupt_function_p.
5077 (m68k_function_type): New.
5078 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5079 for a function with an interrupt_thread attribute.
5080 * doc/extend.texi: Document the interrupt_thread attribute.
5082 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5084 Fix PR tree-optimization/31911
5085 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5086 if they didn't change the expression.
5088 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5090 * tree-scalar-evolution.c (resolve_mixers): Exported.
5091 * tree-scalar-evolution.h (resolve_mixers): Declare.
5092 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5093 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5094 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5095 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5096 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5097 strip_conversion, analyze_offset_expr, address_analysis,
5098 object_analysis, analyze_offset): Removed.
5099 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5100 split_constant_offset, canonicalize_base_object_address,
5101 object_address_invariant_in_loop_p, disjoint_objects_p,
5102 dr_may_alias_p, dr_address_invariant_p): New functions.
5103 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5104 and dr_analyze_alias.
5105 (initialize_data_dependence_relation): Use dr_may_alias_p
5106 and object_address_invariant_in_loop_p.
5107 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
5109 (find_data_references_in_stmt): Restrict the analysis of data references
5110 to the given loop nest.
5111 (find_data_references_in_loop): Made static. Pass loop nest to
5112 find_data_references_in_stmt.
5113 (compute_data_dependences_for_loop): Use DR_VOPS.
5114 (free_data_ref): Free DR_VOPS.
5115 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5116 (struct innermost_loop_behavior): ... new.
5117 (struct base_object_info): Replaced by ...
5118 (struct indices): ... new.
5119 (struct dr_alias): New.
5120 (enum data_ref_type): Removed.
5121 (struct data_reference): Consist of struct innermost_loop_behavior,
5122 struct indices and struct dr_alias.
5123 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5124 (DR_MEMTAG): Renamed to ...
5125 (DR_SYMBOL_TAG): ... this.
5126 (find_data_references_in_loop): Declaration removed.
5127 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5128 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5129 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5130 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5132 2007-05-13 Revital Eres <eres@il.ibm.com>
5134 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5135 which walks virtual def-use chains to find redundant stores.
5136 (dse_optimize_stmt): Call it.
5138 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5140 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5141 * passes.c (init_optimization_passes): Move pass_jump_bypass
5144 * basic-block.h (bb_has_eh_pred): Fix style issue.
5146 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5148 PR rtl-optimization/31848
5149 * loop-invariant.c (move_invariant_reg): If we move an insn
5150 with a REG_EQUAL note, and that insn is not always executed,
5151 remove the REG_EQUAL note.
5153 2007-05-12 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/31797
5156 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5157 propagate into a stmt that has volatile ops.
5159 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5161 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5162 (gcc_tooldir): Likewise.
5163 * configure: Regenerate.
5164 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5165 old configure.ac gcc_tooldir setting.
5166 (prefix_to_exec_prefix): New variable.
5167 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5168 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5170 2007-05-11 Silvius Rus <rus@google.com>
5172 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5173 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5174 * c-common.h (strict_aliasing_warning): Change return type.
5175 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5176 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5177 (build_c_cast): Condition call to strict_aliasing_warning.
5178 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5179 * flags.h (set_Wstrict_aliasing): Declare.
5180 * opts.c (set_Wstrict_alising): Define, add call to.
5181 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5182 * tree-ssa-alias-warnings.c: New file.
5183 * tree-ssa-alias.c (compute_may_aliases): Add call to
5184 strict_aliasing_warning_backend.
5186 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5188 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5189 Use loop_depth and loop_outer accessor functions.
5190 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5191 determine_invariantness_stmt, move_computations_stmt): Ditto.
5192 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5193 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5194 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5195 * tree-scalar-evolution.c (interpret_loop_phi,
5196 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5197 instantiate_parameters_1, scev_const_prop): Ditto.
5198 * cfghooks.c (make_forwarder_block): Ditto.
5199 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5200 * modulo-sched.c (loop_canon_p): Ditto.
5201 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5202 slpeel_can_duplicate_loop_p): Ditto.
5203 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5204 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5205 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5206 cancel_loop, verify_loop_structure): Ditto.
5207 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5208 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5209 superloops vector instead of "pred" array.
5210 (establish_preds): Take father loop as an argument. Initialize the
5212 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
5213 initialize loop->outer.
5214 (flow_loop_tree_node_remove): Truncate the superloops vector.
5215 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5216 "pred" merged to "superloops" vector.
5217 (loop_depth, loop_outer): New.
5218 (fel_init): Use loop_outer.
5220 2007-05-11 Jan Hubicka <jh@suse.cz>
5222 * cgraphunit.c: Include gt-cgraphunit.h
5223 (static_ctors, static_dtors): New static vars.
5224 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5225 based on implementation in c-common.c
5226 (cgraph_finalize_function): Call record_cdtor_fn.
5227 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5228 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5229 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5230 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5231 build_cdtor, c_build_cdtor_fns): Remove.
5232 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5233 c_build_cdtor_fns): Remove prototype.
5235 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5238 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5239 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5240 * builtins.c (fold_builtin_memchr): New.
5241 (expand_builtin_memchr): Call the latter.
5242 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5243 * doc/extend.texi ([Other built-in functions provided by GCC]):
5246 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5248 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5249 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5250 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5251 PFPO_OP1_TYPE_SHIFT): Constants added.
5252 (DFP_ALL): Mode macro defined.
5253 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5254 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5255 Insn definitions added.
5256 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5257 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5260 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5262 PR tree-optimization/31885
5263 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
5265 (automatically_generated_chrec_p): Return false for NULL.
5267 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5269 * config/bfin/bfin.h (MOVE_RATIO): Define.
5271 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5273 * config.gcc (sparc-wrs-vxworks): New target.
5274 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5275 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5276 * config/sparc/sparc.h: Include vxworks-dummy.h.
5277 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5278 include LABEL_REFs too.
5279 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5280 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5282 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5284 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5285 (sparc_emit_call_insn): New function.
5286 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5287 functions when generating VxWorks PIC.
5288 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5289 (call, call_value): Use sparc_emit_call_insn instead of
5292 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5294 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5296 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5298 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5299 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
5300 instead of operand_subword.
5302 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5304 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5305 * config/bfin/bfin.c (bfin_local_alignment): New function.
5306 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5308 2007-05-08 Chao-ying Fu <fu@mips.com>
5310 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5311 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5312 (smsub_widen_optab, umsub_widen_optab): Define.
5313 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5315 * genopinit.c (optabs): Fill in smsub_widen_optab and
5317 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5318 and umsub_widen_optab to implement multiply-subtract sequences.
5319 * config/mips/mips.md (*msac<u>_di): Rename to...
5320 (<u>msubsidi4): ...this. Extend condition to include
5321 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5322 of operand 0 to "ka" and use the three-operand form of msub<u>
5324 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5327 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5329 PR rtl-optimization/28011
5330 * reload.c (push_reload): Set dont_share if IN appears in OUT
5331 also when IN is a PLUS rtx.
5332 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5335 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5337 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5338 call unshare_all_decls.
5339 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5340 (unshare_all_decls): Remove.
5342 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5345 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5348 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5349 Nigel Stephens <nigel@mips.com>
5351 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5352 Update comments and all uses.
5353 (MIN_FPRS_PER_FMT): Define.
5354 * config/mips/mips.c (function_arg): Fix to correctly handle
5355 the -mips32r2 -mfp64 -mabi=32 case.
5356 (override_options): Enable use of odd-numbered registers for
5357 SFmode values on MIPS32.
5358 (mips_save_reg_p): Save whole floating-point register pair if
5359 either half is used.
5360 (compute_frame_size): Fix comment.
5362 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5364 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5365 argument of type bool.
5366 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5367 argument. Safely select temporary P register according to it.
5368 (do_link): Change call site of add_to_reg accordingly.
5369 (do_unlink): Add epilogue_p as a fourth argument and pass it
5371 (expand_interrupt_handler_epilogue): Change call of do_unlink
5373 (bfin_expand_prologue): Add a third argument sibcall_p.
5374 * config/bfin/bfin.md (epilogue): Change call of
5375 bfin_expand_epilogue accordingly.
5376 (sibcall_epilogue): Likewise.
5377 (eh_return_internal): Likewise.
5379 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5380 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5381 * config/bfin/bfin.c (bfin_handle_option): Handle
5382 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5383 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5384 Support bf534, bf536 and bf561.
5385 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5387 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/i386.c (ix86_function_regparm): Process local
5391 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5393 2007-05-07 Mike Stump <mrs@apple.com>
5395 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5396 also checks for and while statements in C++.
5398 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5400 * gcc.c (at_file_supplied): New variable.
5401 (main): Set it if we expanded argv.
5402 (do_spec_1): Pass an @-file to the linker if we were called with
5403 an @-file argument and HAVE_GNU_LD.
5404 * collect2.c (at_file_supplied): New variable.
5405 (response_file): New variable.
5406 (collect_exit): Unlink response_file if necessary.
5407 (handler): Likewise.
5408 (do_wait): Likewise.
5409 (main): Set at_file_supplied if we expanded argv.
5410 (collect_execute): Pass an @-file to subprocesses if we were called
5411 with an @-file argument.
5412 * configure.ac: Add define for HAVE_GNU_LD.
5413 * configure: Regenerate.
5414 * config.in: Regenerate.
5416 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5418 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5424 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5426 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5427 (TARGET_ENCODE_SECTION_INFO): Re-define.
5428 (m32c_encode_section_info): New
5429 (function_vector_handler): New
5430 (current_function_special_page_vector): New
5431 (m32c_special_page_vector_p): New.
5432 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5434 * config/m32c/jump.md: Added instruction JSRS for functions
5435 with attribute "function_vector".
5436 * doc/extend.texi (function_vector): Added description
5437 for M16C, M32C targets.
5439 2007-05-07 DJ Delorie <dj@redhat.com>
5442 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5443 ashrpsi3, lshrpsi3): Update shift count constraint.
5445 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5446 Nathan Froyd <froydnj@codesourcery.com>
5449 * c-incpath.c (add_path): Strip trailing path separators.
5451 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5453 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5454 Free dominance info before purging EH edges.
5455 (eliminate_degenerate_phis): Likewise.
5456 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5458 2007-05-07 Jan Hubicka <jh@suse.cz>
5460 * gimplify.c (gimplify_expr): Do not crash when folding
5461 (void *)(int)&a + 4.
5463 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5466 * c-opts.c (lang_fortran): Make it non static.
5467 * c-common.h (lang_fortran): New prototype.
5468 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5469 -lang-fortran option was passed by the driver.
5471 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5473 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5474 of ASSERT_CHECKING. Tweak message.
5476 2007-05-06 Revital Eres <eres@il.ibm.com>
5479 * loop-unroll.c (insert_var_expansion_initialization):
5480 Initialize the expansions with -zero instead of +zero.
5482 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5484 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5485 into pic and non-pic versions. Mark r19 as used for
5486 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5487 for tgd_load, tld_load and tie_load .
5488 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5489 version of tgd_load, tld_load and tie_load depending on the
5492 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5493 Jakub Jelinek <jakub@redhat.com>
5495 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5496 (__do_global_dtors_aux): Use more paranoid loop to run
5497 destructors if HIDDEN_DTOR_LIST_END.
5498 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5500 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5502 * varasm.c (align_variable): Don't increase alignment for
5503 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5504 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5506 2007-05-04 Josh Conner <jconner@apple.com>
5508 * basic-block.h (cdi_direction): Assign values to all enumeration
5510 (dom_computed): Remove.
5511 (dom_info_state): New.
5512 (set_dom_info_availability): New.
5513 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5514 walk_data.dom_direction.
5515 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5516 instead of dom_computed[].
5517 (split_edge): Likewise.
5518 (create_basic_block): Likewise.
5519 (merge_blocks): Likewise.
5520 * ifcvt.c (find_if_header): Likewise.
5521 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5522 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5523 * tree-ssa.c (verify_ssa): Likewise.
5524 * tree-cfg.c (tree_verify_flow_info): Likewise.
5525 (remove_edge_and_dominated_blocks): Likewise.
5526 * dominance.c (dom_computed): Make static.
5527 (calc_dfs_tree_nonrec): Change third param to a bool.
5528 (calc_dfs_tree): Change second param to a bool.
5529 (calc_idioms): Change second param to a bool. Use
5530 dom_convert_dir_to_idx.
5531 (init_dom_info): Validate dir before using.
5532 (dom_convert_dir_to_idx): New.
5533 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5534 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5535 (free_dominance_info): Use dom_convert_dir_to_idx.
5536 (get_immediate_dominator): Likewise.
5537 (set_immediate_dominator): Likewise.
5538 (get_dominated_by): Likewise.
5539 (redirect_immediate_dominators): Likewise.
5540 (nearest_common_denominator): Likewise.
5541 (dominated_by_p): Likewise.
5542 (bb_dom_dfs_in): Likewise.
5543 (bb_dom_dfs_out): Likewise.
5544 (recount_dominator): Likewise.
5545 (iterate_fix_dominators): Likewise.
5546 (add_to_dominance_info): Likewise.
5547 (delete_from_dominance_info): Likewise.
5548 (first_dom_son): Likewise.
5549 (next_dom_son): Likewise.
5550 (dom_info_available_p): Likewise.
5551 (dom_info_state): New.
5552 (set_dom_info_availability): New.
5554 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5556 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5558 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5560 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5562 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5563 (subdi3, subdi_carry): Delete.
5565 2007-05-04 Jan Hubicka <jh@suse.cz>
5566 Richard Guenther <rguenther@suse.de>
5568 * opts.c (decode_options): Do not fiddle with inlining
5569 parameters in case of optimizing for size.
5570 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5571 for size do nothing.
5572 (cgraph_decide_inlining_of_small_function): When optimizing for
5573 size never inline functions increasing caller size.
5574 (cgraph_early_inlining): Inline for size when optimizing for size.
5576 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5578 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5579 logical operations piecewise.
5580 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5581 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5582 subdi_sesidi_di): Delete.
5583 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5584 the generated sequence. Allow three-reg add in constraints. Rewrite
5585 the rtl expression for carry to avoid zero_extend of a constant.
5586 (sub_with_carry): New pattern.
5587 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5588 different sequence not involving jumps.
5589 (notbi): Now a named pattern.
5591 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5593 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5594 Add the note about a significant loss of accuracy of some
5595 mathematical routines when these options are used.
5597 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5599 * haifa-sched.c (rtx_vec_t): New typedef.
5600 (contributes_to_priority_p): Extract piece of priority () into new
5602 (priority): Use the function. Add assertion.
5603 (rank_for_schedule, set_priorities): Add assertion to check that
5604 insn's priority is initialized.
5605 (clear_priorities, calc_priorities): Change signature. Make it update
5606 all relevant insns. Update all callers ('add_to_speculative_block ()'
5607 and 'create_block_check_twin ()').
5608 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5609 Add new field 'priority_status'.
5610 (INSN_PRIORITY_STATUS): New macro.
5611 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5613 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5615 * sched-ebb.c (debug_ebb_dependencies): New static function.
5616 (init_ready_list): Use it.
5618 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5619 with changed signature and 'debug_rgn_dependencies ()'.
5620 (debug_rgn_dependencies): New static function.
5621 (init_ready_list): Use it.
5623 * sched-int.h (debug_dependencies): Declare.
5625 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5627 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5629 2007-05-04 Dirk Mueller <dmueller@suse.de>
5631 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5633 2007-05-03 Jan Hubicka <jh@suse.cz>
5635 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5636 for pointer type in more cases than before.
5638 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5640 * tree-object-size.c (plus_expr_object_size): When operand size is
5641 unknown, return unknown.
5643 2007-05-03 Dirk Mueller <dmueller@suse.de>
5645 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5647 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5650 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5652 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5654 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5656 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5658 * config/soft-fp/double.h, config/soft-fp/extended.h,
5659 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5660 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5661 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5662 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5665 2007-05-03 Ian Lance Taylor <iant@google.com>
5667 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5668 MASK_PPC_GFXOPT for 8540 or 8548.
5670 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5672 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5673 vect_print_dump_info() to output debug information.
5675 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5678 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5679 operands of size 2 when operand is not MEM_P.
5681 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5683 PR tree-optimization/30565
5684 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5686 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5688 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5689 (umulsi3_highpart): Use them.
5690 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5691 for final accumulator to D regisster tranfser.
5693 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5695 PR tree-optimization/31699
5696 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5698 (vect_enhance_data_refs_alignment): Compute peel amount using
5699 TYPE_VECTOR_SUBPARTS instead of vf.
5700 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5702 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5705 * system.h: Remove inclusion of double-int.h
5706 * tree.h: Include double-int.h
5707 * gengtype.c: Likewise
5708 * cfgloop.h: Likewise
5709 * Makefile.in: Adjust dependencies on double-int.h
5711 2007-05-02 Eric Christopher <echristo@apple.com>
5713 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5714 -shared to -Zdynamiclib.
5716 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5719 * c-common.c (strip_pointer_or_array_types): New function.
5720 * c-common.h (strip_pointer_or_array_types): New function declaration.
5722 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5724 PR tree-optimization/31771
5725 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5727 2007-05-02 Paul Brook <paul@codesourcery.com>
5729 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5731 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5734 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5737 2007-05-02 Nick Clifton <nickc@redhat.com>
5739 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5741 2007-05-02 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/31146
5744 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5745 argument, single_use_p. If we have a single use that is
5746 a conversion to the definition rhs type, propagate that rhs.
5747 (forward_propagate_addr_expr): Pass single_use_p argument
5748 to forward_propagate_addr_expr_1.
5750 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5752 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5755 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5757 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5758 'AMD Family 10 core'.
5760 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5762 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5763 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5764 with SSE3 instruction set support.
5765 * doc/invoke.texi: Likewise.
5767 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5769 * config/i386/i386.c (override_options): Tuning 32-byte loop
5770 alignment for amdfam10 architecture. Increasing the max loop
5771 alignment to 24 bytes.
5773 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5775 * config/m68k/constraints.md: New.
5776 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5777 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5778 EXTRA_CONSTRAINT): Remove.
5779 * config/m68k/m68k.md: Include constraints.md.
5780 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5782 2007-05-01 Ian Lance Taylor <iant@google.com>
5784 PR tree-optimization/31739
5785 * tree-vrp.c (vrp_val_is_max): New static function.
5786 (vrp_val_is_min): New static function.
5787 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5789 (set_value_range): Use vrp_val_is_{max,min}.
5790 (extract_range_from_assert): Likewise.
5791 (extract_range_from_binary_expr): Likewise.
5792 (extract_range_from_unary_expr): Likewise.
5793 (dump_value_range, vrp_meet): Likewise.
5794 (vrp_visit_phi_node): Likewise.
5795 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5797 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5799 * config/i386/gmon-sol2.c (size_t): New type.
5800 (intptr_t): Likewise.
5801 (s_textsize): Declare as size_t.
5803 (monstartup): Use size_t for sizes.
5804 (_mcount): Save and restore registers.
5805 (internal_mcount): Pass 0 as the first argument to monstartup
5807 (moncontrol): Convert pointer to appropriately sized integer
5808 before passing to profil.
5810 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5812 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5813 __NO_FPRS__, not just if _SOFT_DOUBLE.
5814 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5815 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5816 also for E500 double.
5817 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5818 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5821 2007-05-01 Richard Guenther <rguenther@suse.de>
5823 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5826 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5828 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5830 2007-05-01 Jan Hubicka <jh@suse.cz>
5832 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5835 2007-05-01 Jan Hubicka <jh@suse.cz>
5837 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5838 (maybe_fold_offset_to_reference): Declare.
5839 * fold-const.c (fold_unary): Do not fold
5840 (type *)&A into &A->field_of_type_and_offset_0
5841 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5842 size is unknown, give up.
5843 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5845 (maybe_fold_offset_to_reference): New.
5846 (maybe_fold_stmt_indirect): Use it.
5847 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5848 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5850 (gimplify_expr): Likewise for plus_expr.
5852 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5854 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5855 bsi_after_labels. Always insert statements before bsi.
5856 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5857 * predict.c (apply_return_prediction): Check for empty blocks.
5858 * cfgexpand.c (lab_rtx_for_bb): New variable.
5859 (label_rtx_for_bb): Do not create new tree labels.
5860 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5861 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5862 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5864 (label_for_bb): Add field used.
5865 (update_eh_label, main_block_label): Mark the label used.
5866 (cleanup_dead_labels): Remove unused labels.
5868 2007-05-01 Richard Guenther <rguenther@suse.de>
5870 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5871 if it is not about to be set.
5872 (get_value_range): Do not pre-allocate equiv bitmap.
5873 (update_value_range): No need to clear equiv field.
5874 (add_equivalence): Change prototype to get bitmap pointer.
5875 Allocate bitmap here if it is not already.
5876 (extract_range_from_assert): Do not allocate bitmap here.
5877 Update callers to add_equivalence.
5878 (extract_range_from_ssa_name): Likewise.
5879 (get_vr_for_comparison): New static helper.
5880 (compare_name_with_value): Handle NULL equiv bitmap by
5881 peeling the first iteration of the comparison loop.
5882 Use get_vr_for_comparison.
5883 (compare_names): Handle NULL equiv bitmaps by using fake
5884 ones. Use get_vr_for_comparison.
5886 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5888 * double-int.c (mpz_set_double_int): Moved from
5889 tree-ssa-loop-niter.c.
5890 (mpz_get_double_int): Likewise; also, add option to wrap
5891 out-of-range integers.
5892 * double-int.h: New prototypes for above.
5893 * tree.c (get_static_type_bounds): Moved from
5894 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5895 TYPE_MAX_VALUE if they exist..
5896 * tree.h: New prototype for above.
5897 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5898 get_type_bounds calls.
5899 (mpz_set_double_int): Move to double-int.c.
5900 (get_type_bounds): Move to tree.c, rename to
5901 get_static_type_bounds.
5902 (mpz_to_double_int): Move to double-int.c, rename to
5905 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5907 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5908 DIV0 exception can fall through to a normal return.
5910 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5914 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5915 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5916 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5917 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5918 initialize align to silence bogus warning.
5919 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5920 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5922 (struct sra_walk_fns): Remove use_all parameter from use.
5923 (sra_hash_tree): Handle BIT_FIELD_REFs.
5924 (sra_elt_hash): Don't hash bitfld blocks.
5925 (sra_elt_eq): Skip them in parent compares as well. Handle
5927 (sra_walk_expr): Don't maintain or pass down use_all_p.
5928 (scan_use): Remove use_all parameter.
5929 (scalarize_use): Likewise. Re-expand assignment to
5930 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5931 output, and re-scalarize after output. Don't mark anything
5933 (scalarize_ldst): Adjust.
5934 (scalarize_walk_gimple_modify_statement): Likewise.
5935 (build_element_name_1): Handle BIT_FIELD_REFs.
5936 (instantiate_element): Don't warn for any element whose parent
5938 (instantiate_missing_elements_1): Return the sra_elt.
5939 (canon_type_for_field): New.
5940 (try_instantiate_multiple_fields): New.
5941 (instantiate_missing_elemnts): Use them.
5942 (mark_no_warning): Removed.
5943 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5944 (REPLDUP, sra_build_elt_assignment): New.
5945 (generate_copy_inout): Use them.
5946 (generate_element_copy): Likewise. Handle bitfld differences.
5947 (generate_element_zero): Don't recurse for blocks. Use
5948 sra_build_elt_assignment.
5949 (generate_one_element_int): Take elt instead of var. Use
5950 sra_build_elt_assignment.
5951 (generate_element_init_1): Adjust.
5952 (scalarize_use, scalarize_copy): Use REPLDUP.
5953 (scalarize_ldst): Move assert before dereference.
5954 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5956 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5959 * tree.c (reconstruct_complex_type): Reconstruct a reference
5961 Also use the same mode for the pointer as the old pointer type.
5963 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5965 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5968 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5970 PR rtl-optimization/31676
5971 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5972 (df_refs_record): Call it.
5974 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5976 * rtl.def (SS_ABS): New code.
5977 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5978 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5979 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5980 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5981 (bfin_init_builtins): Define them.
5982 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5983 (bfin_expand_builtin): ... and handle the others here.
5984 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5985 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5986 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5987 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5988 operand is only HImode.
5990 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5992 * regclass.c (scan_one_insn): Remove splitting of
5995 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5996 Nigel Stephens <nigel@mips.com>
5998 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6000 2007-04-28 Jan Hubicka <jh@suse.cz>
6002 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6003 insn_locators_alloc instead of insn_locators_initialize;
6004 call reset_block_changes.
6005 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6006 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6007 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6008 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6009 * config/score/score.c (th_output_mi_thunk): Likewise.
6010 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6011 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6012 tolerate uninitialized locator info.
6015 * function.c (init_function_start): Don't init line number info.
6016 (expand_function_end): Update.
6017 (reset_block_changes, record_block_change, finalize_block_changes,
6018 check_block_change, free_block_changes): Kill.
6019 * function.h (reset_block_changes, record_block_change,
6020 finalize_block_changes, check_block_change, free_block_changes): Remove
6022 (struct function): Remove ib_boundaries_block.
6023 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6024 Use curr_insn_locator to initialize locator.
6025 (emit_line_note): Remove.
6026 * cfgexpand.c (expand_gimple_cond_expr): Update.
6027 (construct_exit_block): Likewise.
6028 (tree_expand_cfg): Initialize/finalize locators.
6029 * expr.c (expand_expr_real): Update.
6030 * cfglayout.c (line_locators_locs, line_locators_lines,
6031 file_locators_locs, file_locators_files): Remove.
6032 (set_block_levels): Move to cfgexpand.c.
6033 (insn_locators_initialize): Remove.
6034 (pass_insn_locators_initialize): Remove.
6035 (locations_locators_locs, locations_locators_vals): New static vars.
6036 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6038 (insn_locators_alloc, insn_locators_finalize,
6039 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6041 (locator_location): New.
6042 (locator_line, locator_file): Rewrite.
6043 * rtl.h (emit_line_note): Kill.
6044 (insn_locators_alloc, insn_locators_finalize,
6045 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6047 * tree-inline.c (initialize_cfun): Do not initialize
6048 ib_boundaries_block.
6049 * passes.c (pass_insn_locators_initialize): Remove.
6051 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6053 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6054 info. Update last_basic_block correctly.
6056 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6059 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6060 register itself to hold the offset constant. Tell flow the use
6061 of r4 and r5 when they are used.
6063 2007-04-27 Richard Guenther <rguenther@suse.de>
6065 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6066 if we simplified anything.
6067 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6068 warnings until we did a simplification and the stmt was not
6069 marked as TREE_NO_WARNING.
6071 2007-04-27 Mike Stump <mrs@apple.com>
6073 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6075 2007-04-27 Ian Lance Taylor <iant@google.com>
6078 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6079 TYPE_MAX_VALUE exist, convert them to the new type.
6081 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6083 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6084 if it claims to be available.
6085 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6087 (perform_tree_ssa_dce): Always free postdominators.
6089 2007-04-27 Richard Henderson <rth@redhat.com>
6091 * config/alpha/predicates.md (aligned_memory_operand): Mark
6092 as define_special_predicate.
6093 (unaligned_memory_operand, normal_memory_operand): Likewise.
6094 (reg_or_unaligned_mem_operand): Remove.
6095 (any_memory_operand): Match the documentation and check for
6096 non-renumbered pseudos during reload.
6097 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6098 alpha_secondary_reload_class, update to new interface, make static.
6099 Handle CQImode like HImode. Remove FP subreg check.
6100 (alpha_expand_mov): Use replace_equiv_address.
6101 (alpha_expand_mov_nobwx): Use any_memory_operand.
6102 (TARGET_SECONDARY_RELOAD): New.
6103 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6104 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6105 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6106 * config/alpha/alpha.md: ... here.
6107 (RELOAD12, reloadmode): New.
6109 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6110 Don't handle the aligned case here.
6111 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6112 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6113 reload_inhi_help. Don't expect a scratch register.
6114 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6116 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6118 2007-04-27 Richard Guenther <rguenther@suse.de>
6120 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6122 2007-04-27 Richard Guenther <rguenther@suse.de>
6124 PR tree-optimization/30965
6125 PR tree-optimization/30978
6126 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6127 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6128 (find_equivalent_equality_comparison): Likewise.
6129 (simplify_cond): Likewise.
6130 (get_prop_source_stmt): New helper.
6131 (get_prop_dest_stmt): Likewise.
6132 (can_propagate_from): Likewise.
6133 (remove_prop_source_from_use): Likewise.
6134 (combine_cond_expr_cond): Likewise.
6135 (forward_propagate_comparison): New function.
6136 (forward_propagate_into_cond): Rewrite to use fold for
6138 (tree_ssa_forward_propagate_single_use_vars): Call
6139 forward_propagate_comparison to propagate comparisons.
6141 2007-04-27 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/31715
6144 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6145 sure to do computation on the offset in an appropriate
6148 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6150 * reload.h (elimination_target_reg_p): Declare.
6151 * reload.c (find_reloads): Don't apply the reg_rtx move
6152 optimization if the SET_DEST satisfies elimination_target_reg_p.
6153 * reload1.c (elimination_target_reg_p): New function.
6154 (gen_reload): In the move/add2 fallback, make sure that op0
6155 does not overlap the destination register.
6157 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6159 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6160 transform only GIMPLE_MODIFY_STMTs.
6161 * tree-complex.c (expand_complex_operations_1): Ditto.
6162 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6163 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6164 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6166 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6167 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6168 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6169 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6170 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6171 slpeel_add_loop_guard): Ditto.
6172 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6173 * lambda-code.c (perfect_nestify): Ditto.
6174 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6175 before the first statement.
6176 * tree-optimize.c (execute_free_datastructures): Fix comments.
6177 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6178 * tree-flow.h (disband_implicit_edges): Declaration removed.
6179 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6181 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
6183 (disband_implicit_edges, has_label_p): Removed.
6184 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6185 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6187 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6189 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6190 also for COND_EXPRs.
6191 * cfgexpand.c (label_rtx_for_bb): New function.
6192 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6193 Use label_rtx_for_bb to find the labels.
6194 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6195 last block. Detect fallthru edges.
6197 2007-04-26 Ian Lance Taylor <iant@google.com>
6200 * reload.c (find_reloads_subreg_address): If the address was valid
6201 in the original mode but not in the new mode, reload the whole
6204 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6206 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6207 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6208 (cleanup_control_expr_graph): Do not invalidate dominance info.
6209 Record altered blocks.
6210 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6211 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6212 cleanup_tree_cfg_bb): New functions.
6213 (remove_forwarder_block): Do not maintain the worklist of blocks.
6214 Record altered blocks.
6215 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6217 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6218 delete_unreachable_blocks if dominators are not available.
6219 * tree-inline.c (optimize_inline_calls): Free dominance information
6221 * tree-flow.h (remove_edge_and_dominated_blocks,
6222 cfgcleanup_altered_bbs): Altered.
6223 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6225 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6227 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6228 do not invalidate dominators.
6230 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6232 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6233 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6234 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6235 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6237 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6239 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6241 2007-04-26 Richard Guenther <rguenther@suse.de>
6243 PR tree-optimization/31703
6244 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6245 the right type for the target of the bittest.
6247 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6249 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6250 ix86_sol10_return_in_memory.
6252 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6254 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6257 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6260 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6262 PR tree-optimization/30558
6263 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6264 clear this_state.prev_try.
6266 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6267 Mark Mitchell <mark@codesourcery.com>
6269 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6270 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6271 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6273 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6276 * doc/invoke.texi (%:print-asm-header): Document.
6277 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6279 (static_spec_functions): Add print-asm-header.
6280 (main): Print a banner before the --target-help linker options.
6281 (print_asm_header_spec_function): New function.
6283 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6286 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6287 (movsf_ie): Likewise.
6289 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6291 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6293 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6295 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
6297 (__umodsi3, __modsi3): Likewise.
6299 2007-04-25 Dirk Mueller <dmueller@suse.de>
6301 * c-typeck.c (build_compound_expr): Annotate warning()
6302 call with OPT_Wunused_value.
6303 * tree-ssa.c (warn_uninit): Annotate warning with
6305 * c-common.c (handle_sentinel_attribute): Annotate warning
6306 call with OPT_Wattributes.
6308 2007-04-25 Thiemo Seufer <ths@mips.com>
6310 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6312 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6313 on to the assembler. Improve handling of -mno-mips16. Add handling
6314 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6315 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6316 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6317 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6319 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6322 * config/i386/winnt.c (i386_pe_file_end): Strip only
6323 USER_LABEL_PREFIX when writing export name.
6325 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6327 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6328 sh/elf.h, vx-common.h and vxworks.h.
6329 * config/sh/sh.h: Include config/vxworks-dummy.h.
6330 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6331 (OVERRIDE_OPTIONS): Use it.
6332 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6333 (vxworks_picreg): New pattern.
6334 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6335 VXWORKS_OS_CPP_BUILTINS.
6336 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6337 to their VXWORKS_* equivalents.
6338 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6339 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6340 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6341 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6342 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6343 -mrtp/-fPIC multilibs.
6344 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6345 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6346 (MULTILIB_OSDIRNAMES): Delete.
6348 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6351 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6353 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6355 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6356 rounding mode to be specified by the caller.
6357 (real_to_mpfr) Likewise.
6358 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6359 include new arguments.
6360 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6362 2007-04-24 Ian Lance Taylor <iant@google.com>
6364 PR tree-optimization/31605
6365 * tree-vrp.c (set_value_range): Check that min and max are not
6366 both overflow infinities.
6367 (set_value_range_to_value): New static function.
6368 (extract_range_from_binary_expr): Call set_value_range_to_value.
6369 (extract_range_from_cond_expr): Likewise.
6370 (extract_range_from_expr): Likewise.
6371 (extract_range_from_unary_expr): Likewise. Don't create a range
6372 which overflows on both sides.
6373 (vrp_meet): Check for a useless range.
6374 (vrp_visit_phi_node): If we see a constant which looks like an
6375 overflow infinity, turn off the TREE_OVERFLOW flag.
6377 2007-04-24 Ian Lance Taylor <iant@google.com>
6379 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6381 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6384 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6385 diagnostic message is being built.
6386 * tree-pretty-print.c (dump_generic_node): Only write the
6387 formatted text into BUFFER's stream if we are not building a
6389 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6391 * Makefile.in (toplev.o): Depend on tree-pass.h.
6393 2007-04-24 Ian Lance Taylor <iant@google.com>
6395 PR tree-optimization/31602
6396 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6397 conditionals in the copied loop header.
6398 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6399 warnings if TREE_NO_WARNING is set.
6400 * doc/invoke.texi (Warning Options): Clarify that
6401 -Wstrict-overflow does not warn about loops.
6403 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6405 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6406 expand on the comment about _Decimal128 arguments and check the
6407 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6408 that _Decimal128 argument uses even/odd register pair.
6409 (function_arg): Ditto.
6411 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6413 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6414 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6416 2007-04-24 Richard Guenther <rguenther@suse.de>
6417 Olga Golovanevsky <olga@il.ibm.com>
6419 * fold-const.c (multiple_of_p): Check for bottom
6422 2007-04-24 Richard Henderson <rth@redhat.com>
6424 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6425 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6426 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6427 looking for non-zero bits shifted out. Avoid a recursive call
6428 when constructing the scalar.
6429 (__floatundisf): Likewise.
6431 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6433 * dwarf2out.c (field_byte_offset): Move the existing logic
6434 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6435 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6437 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6440 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
6441 argument of 0 for memset.
6442 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6443 unsigned shift instead of the signed variant.
6445 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6447 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6448 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6449 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6450 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6451 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6452 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6453 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6454 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6455 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6456 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6457 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6458 "mul<mode>3", "div<mode>3"): Insn definitions added.
6459 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6460 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6461 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6462 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6463 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6464 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6465 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6466 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6467 TARGET_FLOAT_FORMAT): Macro definitions removed.
6468 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6469 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6470 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6471 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6472 (s390_gen_rtx_const_DI): Function removed.
6473 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6475 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6477 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6478 over an external ffs function.
6480 2007-04-24 Chao-ying Fu <fu@mips.com>
6481 Richard Sandiford <richard@nildram.co.uk>
6483 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6484 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6485 (smadd_widen_optab, umadd_widen_optab): Define.
6486 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6488 * genopinit.c (optabs): Fill in smadd_widen_optab and
6490 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6491 and umadd_widen_optab to implement multiply-add sequences.
6492 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6493 (<u>maddsidi4): ...this. Extend condition to include
6494 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6495 of operand 0 to "ka" and use the three-operand form of madd<u>
6497 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6499 * config/mips/constraints.md (ka): New register constraint.
6501 2007-04-24 Jan Hubicka <j@suse.cz>
6505 2007-04-23 Jan Hubicka <jh@suse.cz>
6506 * function.c (init_function_start): Don't init line number info.
6507 (expand_function_end): Update.
6508 (reset_block_changes, record_block_change, finalize_block_changes,
6509 check_block_change, free_block_changes): Kill.
6510 * function.h (reset_block_changes, record_block_change,
6511 finalize_block_changes, check_block_change, free_block_changes): Remove
6513 (struct function): Remove ib_boundaries_block.
6514 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6515 Use curr_insn_locator to initialize locator.
6516 (emit_line_note): Remove.
6517 * cfgexpand.c (expand_gimple_cond_expr): Update.
6518 (construct_exit_block): Likewise.
6519 (tree_expand_cfg): Initialize/finalize locators.
6520 * expr.c (expand_expr_real): Update.
6521 * cfglayout.c (line_locators_locs, line_locators_lines,
6522 file_locators_locs, file_locators_files): Remove.
6523 (set_block_levels): Move to cfgexpand.c.
6524 (insn_locators_initialize): Remove.
6525 (pass_insn_locators_initialize): Remove.
6526 (locations_locators_locs, locations_locators_vals): New static vars.
6527 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6529 (insn_locators_alloc, insn_locators_finalize,
6530 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6532 (locator_location): New.
6533 (locator_line, locator_file): Rewrite.
6534 * rtl.h (emit_line_note): Kill.
6535 (insn_locators_alloc, insn_locators_finalize,
6536 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6538 * tree-inline.c (initialize_cfun): Do not initialize
6539 ib_boundaries_block.
6540 * passes.c (pass_insn_locators_initialize): Remove.
6542 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6544 * doc/invoke.texi: Removed leading '-' from option index entries.
6546 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6548 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6550 (create_phi_node): Use set_phi_nodes.
6551 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6552 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6553 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6554 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6555 (bsi_start, bsi_last): Use bb_stmt_list.
6556 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6557 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6558 Traverse the statements using tsi iterator.
6559 * basic-block.h (struct basic_block_def): Fields stmt_list
6560 and phi_nodes moved to ...
6561 (struct tree_bb_info): ... new structure.
6562 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6563 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6564 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6565 (tree_verify_flow_info): Verify that il.tree is not set for
6566 entry and exit block.
6567 (tree_split_block): Use set_bb_stmt_list.
6569 2007-04-23 Mike Stump <mrs@apple.com>
6571 * config/i386/i386.c (ix86_tune_features
6572 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6575 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/i386.md (prefix_extra): New attribute.
6578 (length): Add prefix_extra.
6580 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6581 (sse2_movntv2di): Likewise.
6582 (sse2_cvtps2dq): Likewise.
6583 (sse2_cvtpd2pi): Likewise.
6584 (sse2_cvttpd2pi): Likewise.
6585 (*sse2_cvtpd2ps): Likewise.
6586 (*add<mode>3): Likewise.
6587 (sse2_ssadd<mode>3): Likewise.
6588 (sse2_usadd<mode>3): Likewise.
6589 (*sub<mode>3): Likewise.
6590 (sse2_sssub<mode>3): Likewise.
6591 (sse2_ussub<mode>3): Likewise.
6592 (*mulv8hi3): Likewise.
6593 (*smulv8hi3_highpart): Likewise.
6594 (*umulv8hi3_highpart): Likewise.
6595 (sse2_umulv2siv2di3): Likewise.
6596 (sse2_pmaddwd): Likewise.
6597 (ashr<mode>3): Likewise.
6598 (lshr<mode>3): Likewise.
6599 (ashl<mode>3): Likewise.
6600 (sse2_ashlti3): Likewise.
6601 (sse2_lshrti3): Likewise.
6602 (*umaxv16qi3): Likewise.
6603 (*smaxv8hi3): Likewise.
6604 (*uminv16qi3): Likewise.
6605 (*sminv8hi3): Likewise.
6606 (sse2_eq<mode>3): Likewise.
6607 (sse2_gt<mode>3): Likewise.
6608 (*and<mode>3): Likewise.
6609 (sse2_nand<mode>3): Likewise.
6610 (*ior<mode>3): Likewise.
6611 (*xor<mode>3): Likewise.
6612 (sse2_packsswb): Likewise.
6613 (sse2_packssdw): Likewise.
6614 (sse2_packuswb): Likewise.
6615 (sse2_punpckhbw): Likewise.
6616 (sse2_punpcklbw): Likewise.
6617 (sse2_punpckhwd): Likewise.
6618 (sse2_punpcklwd): Likewise.
6619 (sse2_punpckhdq): Likewise.
6620 (sse2_punpckldq): Likewise.
6621 (sse2_punpckhqdq): Likewise.
6622 (sse2_punpcklqdq): Likewise.
6623 (*sse2_pinsrw): Likewise.
6624 (*sse2_pextrw): Likewise.
6625 (sse2_pshufd_1): Likewise.
6626 (sse2_uavgv16qi3): Likewise.
6627 (sse2_uavgv8hi3): Likewise.
6628 (sse2_psadbw): Likewise.
6629 (sse2_pmovmskb): Likewise.
6630 (*sse2_maskmovdqu): Likewise.
6631 (*sse2_maskmovdqu_rex64): Likewise.
6632 (sse4a_extrqi): Likewise.
6633 (sse4a_extrq): Likewise.
6634 (sse3_lddqu): Set prefix_rep.
6635 (sse3_addsubv4sf3): Likewise.
6636 (sse3_haddv4sf3): Likewise.
6637 (sse3_hsubv4sf3): Likewise.
6638 (sse_cvtss2si): Likewise.
6639 (sse_cvtss2si_2): Likewise.
6640 (sse_cvtss2siq): Likewise.
6641 (sse_cvtss2siq_2): Likewise.
6642 (sse_cvttss2si): Likewise.
6643 (sse_cvttss2siq): Likewise.
6644 (sse2_cvttps2dq): Likewise.
6645 (sse3_movshdup): Likewise.
6646 (sse3_movsldup): Likewise.
6647 (sse2_cvtsd2si): Likewise.
6648 (sse2_cvtsd2si_2): Likewise.
6649 (sse2_cvtsd2siq): Likewise.
6650 (sse2_cvtsd2siq_2): Likewise.
6651 (sse2_cvttsd2si): Likewise.
6652 (sse2_cvttsd2siq): Likewise.
6653 (*sse2_cvtpd2dq): Likewise.
6654 (*sse2_cvttpd2dq): Likewise.
6655 (sse2_pshuflw_1): Likewise.
6656 (sse2_pshufhw_1): Likewise.
6657 (sse4a_insertqi): Likewise.
6658 (sse4a_insertq): Likewise.
6659 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6660 (ssse3_phadddv4si3): Likewise.
6661 (ssse3_phaddswv8hi3): Likewise.
6662 (ssse3_phsubwv8hi3): Likewise.
6663 (ssse3_phsubdv4si3): Likewise.
6664 (ssse3_phsubswv8hi3): Likewise.
6665 (ssse3_pmaddubswv8hi3): Likewise.
6666 (ssse3_pmulhrswv8hi3): Likewise.
6667 (ssse3_pshufbv16qi3): Likewise.
6668 (ssse3_psign<mode>3): Likewise.
6669 (ssse3_palignrti): Likewise.
6670 (abs<mode>2): Likewise.
6671 (ssse3_phaddwv4hi3): Set prefix_extra.
6672 (ssse3_phadddv2si3): Likewise.
6673 (ssse3_phaddswv4hi3): Likewise.
6674 (ssse3_phsubwv4hi3): Likewise.
6675 (ssse3_phsubdv2si3): Likewise.
6676 (ssse3_phsubswv4hi3): Likewise.
6677 (ssse3_pmaddubswv4hi3): Likewise.
6678 (ssse3_pmulhrswv4hi3): Likewise.
6679 (ssse3_pshufbv8qi3): Likewise.
6680 (ssse3_psign<mode>3): Likewise.
6681 (ssse3_palignrdi): Likewise.
6682 (abs<mode>2): Likewise.
6683 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6684 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6685 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6687 2007-04-23 Nick Clifton <nickc@redhat.com>
6689 * params.def: Fix formatting of emacs local variables.
6691 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6693 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6694 move if inter-unit move isn't allowed.
6695 Don't split moving the first element of V2DI to DI to inter-unit
6696 move if inter-unit move isn't allowed.
6698 2007-04-23 Richard Guenther <rguenther@suse.de>
6700 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6701 and CDI_POST_DOMINATORS separately.
6703 2007-04-23 Nick Clifton <nickc@redhat.com>
6705 * c.opt (Wformat-contains-nul): Add warning attribute.
6707 2007-04-23 Jan Hubicka <jh@suse.cz>
6709 * function.c (init_function_start): Don't init line number info.
6710 (expand_function_end): Update.
6711 (reset_block_changes, record_block_change, finalize_block_changes,
6712 check_block_change, free_block_changes): Kill.
6713 * function.h (reset_block_changes, record_block_change,
6714 finalize_block_changes, check_block_change, free_block_changes): Remove
6716 (struct function): Remove ib_boundaries_block.
6717 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6718 Use curr_insn_locator to initialize locator.
6719 (emit_line_note): Remove.
6720 * cfgexpand.c (expand_gimple_cond_expr): Update.
6721 (construct_exit_block): Likewise.
6722 (tree_expand_cfg): Initialize/finalize locators.
6723 * expr.c (expand_expr_real): Update.
6724 * cfglayout.c (line_locators_locs, line_locators_lines,
6725 file_locators_locs, file_locators_files): Remove.
6726 (set_block_levels): Move to cfgexpand.c.
6727 (insn_locators_initialize): Remove.
6728 (pass_insn_locators_initialize): Remove.
6729 (locations_locators_locs, locations_locators_vals): New static vars.
6730 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6732 (insn_locators_alloc, insn_locators_finalize,
6733 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6735 (locator_location): New.
6736 (locator_line, locator_file): Rewrite.
6737 * rtl.h (emit_line_note): Kill.
6738 (insn_locators_alloc, insn_locators_finalize,
6739 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6741 * tree-inline.c (initialize_cfun): Do not initialize
6742 ib_boundaries_block.
6743 * passes.c (pass_insn_locators_initialize): Remove.
6745 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6748 * expr.c (reduce_to_bit_field_precision): Handle
6751 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6753 PR tree-optimization/24659
6754 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6755 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6756 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6757 * genopinit.c (optabs): Rename vec_pack_mod_optab
6758 to vec_pack_trunc_optab.
6759 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6760 early for scalar floating point operands for NOP_EXPR.
6761 (vectorizable_type_promotion): Ditto.
6762 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6763 vec_pack_trunc_optab.
6764 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6766 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6767 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6768 Rename from VEC_PACK_MOD_EXPR.
6769 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6770 * expr.c (expand_expr_real_1): Ditto.
6771 * tree-inline.c (estimate_num_insns_1): Ditto.
6772 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6774 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6775 (vec_unpacks_lo_v4sf): Ditto.
6776 (vec_pack_trunc_v2df): Ditto.
6777 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6778 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6779 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6781 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6783 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6785 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6786 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6787 packing of floating point operands.
6788 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6789 represent unpacking of floating point operands.
6790 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6791 [vec_unpacks_hi]: Ditto.
6792 [vec_unpacks_lo]: Ditto.
6794 2007-04-22 Jan Hubicka <jh@suse.cz>
6796 * final.c (rest_of_handle_final): Call
6797 targetm.asm_out.constructor/targetm.asm_out.destructor
6798 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6799 proper priority via decl_*_priority_insert.
6800 * c-common.c (c_expand_body): Likewise.
6802 2007-04-22 Richard Guenther <rguenther@suse.de>
6804 PR tree-optimization/29789
6805 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6806 (rewrite_reciprocal): New helper split out from
6807 determine_invariantness_stmt.
6808 (rewrite_bittest): Likewise.
6809 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6810 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6813 2007-04-22 Revital Eres <eres@il.ibm.com>
6815 * loop-unroll.c (var_to_expand): New field to support also
6816 insns of the form x = something + x.
6817 (analyze_insn_to_expand_var): Use it.
6818 (expand_var_during_unrolling): Likewise.
6820 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6822 * predict.c: Include pointer-set.h.
6823 (bb_predictions): New variable.
6824 (tree_predicted_by_p, tree_predict_edge,
6825 remove_predictions_associated_with_edge): Use bb_predictions map
6826 instead of bb->predictions.
6827 (clear_bb_predictions, assert_is_empty): New functions.
6828 (combine_predictions_for_bb): Use bb_predictions map. Call
6829 clear_bb_predictions.
6830 (tree_estimate_probability): Create and free bb_predictions map.
6831 * Makefile.in (predict.o): Add pointer-set.h dependency.
6832 * basic-block.h (struct basic_block_def): Remove predictions
6834 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6836 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6839 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6842 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6844 * timevar.c (timevar_print): Change reference of --disable-checking to
6845 --enable-checking=release. Also warn if assert checking is disabled.
6847 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6850 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6851 decl as addressable if the compound literal was marked as
6853 Mark the decl as a gimple register if it is a complex or
6854 vector decl and does not live in memory.
6856 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6858 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6859 (GENERIC_NEXT): New function macro.
6860 (PHI_CHAIN): Use phi_node's new chain variable.
6861 (tree_phi_node): Change tree_common to tree_base
6862 and add the chain field.
6863 * tree-phinodes.c (make_phi_node): Don't set
6864 TREE_TYPE on the new node.
6865 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6866 instead of checking GIMPLE_TUPLE_P in chain_next.
6867 * tree-vect-transform.c
6868 (get_initial_def_for_induction): Look at
6869 PHI_RESULT_TREE for the type of the phi node.
6870 (update_vuses_to_preheader): Use PHI_CHAIN
6871 instead of TREE_CHAIN on the phi node.
6872 * tree-ssa-structalias.c (compute_points_to_sets):
6874 (ipa_pta_execute): Likewise.
6876 2007-04-21 Richard Guenther <rguenther@suse.de>
6879 * fold-const.c (fold_unary): Call fold_convert_const on the
6882 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6884 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6885 (store_killed_in_pat): New.
6887 2007-04-20 Richard Henderson <rth@redhat.com>
6890 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6891 TREE_LIST with a void_type_node value, not void_list_node exactly.
6893 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6895 * doc/standards.texi: Re-arrange into language-specific
6896 subsections. Add a C++ section, documenting which standards we
6899 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6901 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6902 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6904 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6906 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6907 ecrti.o and crtbegin.o.
6908 (LIB_DEFAULT_SPEC): Include -lc.
6909 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6911 2007-04-20 Richard Henderson <rth@redhat.com>
6914 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6915 argument; update all callers.
6916 (get_unaligned_offset): New.
6917 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6918 get_unaligned_address, just pass on the address directly.
6919 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6920 the subreg in the helper patterns.
6921 (unaligned_extendqidi_le): Use get_unaligned_offset.
6922 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6923 (unaligned_extendhidi_be): Likewise.
6924 (unaligned_extendhidi): Tidy.
6925 * config/alpha/alpha-protos.h: Update.
6927 2007-04-20 Richard Henderson <rth@redhat.com>
6929 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6930 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6931 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6932 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6933 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6934 (CPP_SPEC): Don't include %(cpp_subtarget).
6935 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6936 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6937 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6939 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6941 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6942 for __builtin_ia32_cmpordss.
6944 PR tree-optimization/31632
6945 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6946 and arg1 for optimizations of comparison against min/max values.
6947 Fold arg0 to arg1's type for optimizations of comparison against
6948 min+1 and max-1 values.
6950 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6952 * reload.c (combine_reloads): When trying to use a dying register,
6953 check whether it's uninitialized and don't use if so.
6955 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6957 * fold-const.c: Remove prototypes for native_encode_expr and
6958 native_interpret_expr.
6959 (native_encode_expr): Make non-static.
6960 (native_interpret_expr): Likewise.
6961 * tree.h: Add prototypes for the above.
6963 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6965 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6966 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6967 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6968 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6969 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6970 Add length attributes.
6972 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6974 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6977 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6978 __STDC_WANT_DEC_FP__.
6980 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6982 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6983 for long double compatibility.
6984 * configure: Regenerate.
6986 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6988 PR rtl-optimization/29841
6989 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6991 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6992 that may cause control flow transfer from being moved.
6994 2007-04-18 Jan Hubicka <jh@suse.cz>
6996 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6999 2007-04-18 Eric Christopher <echristo@apple.com>
7001 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7002 only. Update operands.
7003 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7004 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7005 link register to pic register.
7007 2007-04-18 Dirk Mueller <dmueller@suse.de>
7010 * tree-vrp.c (search_for_addr_array): New.
7011 (check_array_bounds): Suppress warning about
7012 address taken of array refs if its not de-referenced.
7014 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7016 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7017 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7019 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7020 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7021 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7023 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7025 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7027 (vect_analyze_scalar_cycles): Fix indentation.
7028 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7029 (vect_mark_relevant): Include phis in relevance analysis.
7031 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7033 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7035 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7036 output_operand_lossage().
7038 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7040 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7041 the unused code for reduction without adjust-in-epilog to simplify the
7044 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7046 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7047 (S390_TDC_NEGATIVE_ZERO): New constant.
7048 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7049 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7050 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7051 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7052 (S390_TDC_POSITIVE_INFINITY): New constant.
7053 (S390_TDC_NEGATIVE_INFINITY): New constant.
7054 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7055 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7056 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7057 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7058 (S390_TDC_INFINITY): New constant.
7059 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7060 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7061 optimization for UNSPEC_CCZ_TO_INT.
7062 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7063 ("*ccz_to_int"): New insn.
7064 ("isinf<mode>2"): New insn.
7065 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7066 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7067 (UNSPEC_CCZ_TO_INT): New constant.
7069 2007-04-18 Richard Guenther <rguenther@suse.de>
7071 PR tree-optimization/19431
7072 PR tree-optimization/21463
7073 * tree-pass.h (pass_phiprop): Declare.
7074 * passes.c (init_optimization_passes): New phiprop pass.
7075 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7076 (phivn_valid_p): New helper function.
7077 (phiprop_insert_phi): Likewise.
7078 (propagate_with_phi): Likewise.
7079 (tree_ssa_phiprop): New propagator propagating loads
7080 through phi nodes if profitable.
7082 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7084 * tree-vect-analyze.c (process_use): New function.
7085 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7086 Check phis in all bbs.
7087 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7090 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7092 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7095 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7098 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7101 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7103 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7105 (sse_vmmulv4sf3): Likewise.
7106 (sse2_vmaddv2df3): Likewise.
7107 (sse2_vmmulv2df3): Likewise.
7109 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7111 PR rtl-optimization/31360
7112 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7113 (target_reg_cost): New.
7114 (init_set_costs): Initialize target_reg_cost. Add comments
7115 regarding the rationale of the costs.
7116 (global_cost_for_size): Renamed to...
7117 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7118 of register pressure.
7119 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7120 estimate_reg_pressure_cost. Add number of ivs.
7121 (determine_set_costs): Dump target_reg_cost.
7122 * loop-invariant.c (gain_for_invariant): Use
7123 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7124 (best_gain_for_invariant, find_invariants_to_move): Remove
7126 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7127 (target_reg_cost): Declare.
7128 (global_cost_for_size): Declaration removed.
7129 (estimate_reg_pressure_cost): Declare.
7131 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7133 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7134 regnos into even/odd register pairs.
7135 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7136 TDmode similar to the other floating point modes.
7137 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7138 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7140 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7141 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7142 (movdd_hardfloat64): Use TARGET_MFPGPR.
7144 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7146 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7149 2005-01-05 Richard Henderson <rth@redhat.com>
7151 * reload1.c (do_input_reload): Restrict the optimization deleteing
7152 a previous output reload to RELOAD_FOR_INPUT.
7154 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7156 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7157 induc_vec_info_type.
7158 (vectorizable_induction): New function declaration.
7159 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7160 check if already vectorized. Find first place in BB where new stmts
7161 can be inserted. Takes only one argument.
7162 (vectorizable_induction): New function.
7163 (vect_transform_stmt): Add case for induc_vec_info_type to call
7164 vectorizable_induction.
7165 (vect_transform_loop): Consider phis for vectorization.
7166 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7168 (analyze_operations): Call vectorizable_induction when analyzing phis.
7170 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7171 (vect_mark_relevant): Include phis in relevance analysis.
7172 (vect_mark_stmts_to_be_vectorize): Likewise.
7173 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7175 2007-04-16 Lawrence Crowl <crowl@google.com>
7177 * doc/invoke.texi (Debugging Options): Add documentation for the
7178 -femit-struct-debug options -femit-struct-debug-baseonly,
7179 -femit-struct-debug-reduced, and
7180 -femit-struct-debug-detailed[=...].
7182 * c-opts.c (c_common_handle_option): Add
7183 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7184 and OPT_femit_struct_debug_detailed_.
7185 * c.opt: Add specifications for
7186 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7187 and -femit-struct-debug-detailed[=...].
7188 * opts.c (set_struct_debug_option): Parse the
7189 -femit-struct-debug-... options.
7190 * opts.c (matches_main_base, main_input_basename,
7191 main_input_baselength, base_of_path, matches_main_base): Add
7192 variables and functions to compare header base name to compilation
7194 * opts.c (should_emit_struct_debug): Add to determine to emit a
7195 structure based on the option.
7196 (dump_struct_debug) Also disabled function to debug this
7198 * opts.c (handle_options): Save the base name of the
7201 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7202 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7203 This hook indicates if a type is generic. Set it by default
7205 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7206 to determine if a struct type is generic or not.
7207 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7208 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7209 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7212 * flags.h (enum debug_info_usage): Add an enumeration to describe
7213 a program's use of a structure type.
7214 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7215 to indicate the program's usage of the type. Filter structs based
7216 on the -femit-struct-debug-... specification.
7217 (gen_type_die): Split into two routines, gen_type_die and
7218 gen_type_die_with_usage. gen_type_die is now a wrapper
7219 that assumes direct usage.
7220 (gen_type_die_with_usage): Replace calls to gen_type_die
7221 with gen_type_die_with_usage adding the program usage of
7222 the referenced type.
7223 (dwarf2out_imported_module_or_decl): Suppress struct debug
7224 information using should_emit_struct_debug when appropriate.
7226 2007-04-16 Ian Lance Taylor <iant@google.com>
7228 PR tree-optimization/31522
7229 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7230 (vrp_initialize): Allocate vr_phi_edge_counts.
7231 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7232 executable edge. Drop test for all constants.
7233 (vrp_finalize): Free vrp_phi_edge_counts.
7235 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7236 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7238 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7239 predecessors at head rather than tail.
7241 2007-04-16 Matthias Klose <doko@debian.org>
7243 * config/alpha/linux.h (CPP_SPEC): Define.
7244 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7246 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7248 * function.h: Remove sequence_stack extern declaration.
7250 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7252 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7254 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7257 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7259 * config/avr/avr.c (avr_arch_types): Rearranging array.
7260 (enum avr_arch): Add.
7261 (avr_mcu_types): Use avr_arch enumeration constants instead of
7263 * config/avr/avr.h (LINK_SPEC): Simplify.
7265 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7267 * config/m68k/m68k.c (m68k_libcall_value,
7268 m68k_function_value): Use macros for register names more.
7270 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7272 (M68K_REGNAME): Use A6_REG.
7273 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7275 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7278 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7279 'pending_read_list_length' and 'pending_write_list_length'. Update
7281 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7282 to handle two length counters instead of one. Update all uses.
7283 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7284 two length counters instead of one.
7285 * sched-rgn.c (propagate_deps): Update to handle two length counters
7288 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7291 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7292 copy of source, pass it to ix86_expand_vector_set and return
7295 2007-04-16 David Ung <davidu@mips.com>
7296 Joseph Myers <joseph@codesourcery.com>
7298 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7299 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7300 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7301 Add 74K processor information.
7302 * config/mips/mips.md: Include 74k.md.
7303 (cpu): Add 74kc,74kf,74kx.
7304 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7305 * config/mips/74k.md: New.
7306 * doc/invoke.texi (MIPS Options): Document 74K support.
7308 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7310 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7311 vectorizable_* functions.
7312 * tree-vect-transform.c (vectorizable_call): Add check for
7313 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7314 (vectorizable_store): likewise.
7315 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7317 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7318 (vectorizable_type_promotion, vectorizable_load): Likewise.
7319 (vectorizable_live_operation, vectorizable_condition): Likewise.
7320 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7322 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7324 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7326 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7327 register numbers more.
7328 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7329 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7330 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7331 FUNCTION_VALUE_REGNO_P): Likewise.
7332 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7333 STATIC_CHAIN_REGNUM): Likewise.
7334 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7335 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7336 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7337 * config/m68k/m68k.md (FP_REG): New.
7339 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7341 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7344 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7346 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7347 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7350 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7352 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7355 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7358 * c-decl.c (finish_decl): Grab the type of the decl after the call
7359 to store_init_value.
7361 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7363 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7365 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7368 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
7369 post dominators and cleanup cfg before returning.
7371 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7373 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7374 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7376 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7378 * config.gcc: Recognize fido.
7379 * config/m68k/m68k-devices.def (fidoa): New.
7380 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7382 (FL_FIDOA, TARGET_FIDOA): New.
7383 * config/m68k/m68k.opt (mfidoa): New.
7385 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7388 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7389 when a personality function is used.
7391 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7393 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7395 2007-04-13 Mike Stump <mrs@apple.com>
7397 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7399 * config/darwin.opt (fapple-kext): Make C++ only.
7400 * config/darwin.c (darwin_override_options): Remove code to ensure
7401 -fapple-kext is given for C++ only.
7403 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7405 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7406 * config/mips/mips.c (override_options): Call
7407 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7409 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7411 * config/i386/i386.opt (msvr3-shlib): Removed.
7413 * doc/invoke.texi: Remove -msvr3-shlib.
7415 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7417 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7418 with "popcnt" instruction.
7420 2007-04-13 Richard Guenther <rguenther@suse.de>
7422 PR tree-optimization/21258
7423 * tree-vrp.c (compare_case_labels): New helper.
7424 (find_switch_asserts): New function.
7425 (find_assert_locations): Call it for SWITCH_EXPRs.
7427 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7429 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7430 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7431 check is now implied in X87_FLOAT_MODE_P.
7432 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7433 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7434 (fix_trunc<mode>_i386_fisttp): Ditto.
7435 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7436 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7437 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7438 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7439 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7440 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7441 (unnamed_splitters): Ditto.
7442 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7443 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7444 FIRST_SSE_REG for local functions when SSE math is enabled or
7445 for functions with sseregparm attribute.
7446 (standard_80387_constant_p): Return -1 if mode is not
7448 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7449 (ix86_expand_compare): Ditto.
7450 (ix86_expand_carry_flag_compare): Ditto.
7451 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7452 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7453 DECIMAL_FLOAT_MODE_P.
7454 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7455 of SCALAR_FLOAT_MODE_P.
7456 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7457 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7458 checks before FLOAT_MODE_P.
7459 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7460 before FLOAT_MODE_P.
7465 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7467 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7468 Charles Wilson <libtool@cwilson.fastmail.fm>
7470 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7471 (libgcc.mvars): Don't depend on them.
7472 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7473 * exec-tool.in: New.
7475 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7477 * doc/invoke.text (--help): Document --help=common.
7479 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7481 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7483 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7485 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7486 * genemit.c (main): Emit #include "integrate.h".
7487 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7488 (LOADGP_RTP): New mips_loadgp_style.
7489 * config/mips/mips.h: Include config/vxworks-dummy.h.
7490 (TARGET_RTP_PIC): New macro.
7491 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7492 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7493 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7495 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7496 -mvxworks-pic when using -mrtp and a PIC option.
7497 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7499 (mips_symbolic_constant_p, mips_symbolic_address_p)
7500 (mips_symbol_insns): Handle SYMBOL_HALF.
7501 (override_options): Warn about -G and -mrtp being used together.
7502 Initialize mips_lo_relocs[SYMBOL_HALF].
7503 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7504 (mips_emit_loadgp): Handle LOADGP_RTP.
7505 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7506 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7507 (tablejump): Handle function-relative case table entries if
7509 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7511 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7513 * config/mips/mips.md (load_call<mode>): Allow any general register.
7515 (sibcall_value_internal, sibcall_value_multiple_internal)
7516 (call_value_internal, call_value_split, call_value_multiple_internal)
7517 (call_value_multiple_split): Remove constraints from operand 0.
7519 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7521 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7522 rather than loadgp_noshared.
7523 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7524 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7526 * config/mips/mips.md (loadgp): Rename to...
7527 (loadgp_newabi): ...this.
7528 (loadgp_noshared): Rename to...
7529 (loadgp_absolute): ...this.
7531 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7533 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7534 false for locally-binding symbols.
7535 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7537 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7539 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7540 (SYMBOL_GOT_PAGE_OFST): ...this.
7541 (SYMBOL_GOT_GLOBAL): Rename to...
7542 (SYMBOL_GOT_DISP): ...this.
7543 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7544 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7545 * config/mips/mips.c (mips_global_symbol_p): New function.
7546 (mips_symbol_binds_local_p): Likewise.
7547 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7548 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7549 and mips_symbol_binds_local_p.
7550 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7551 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7552 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7554 (mips_ok_for_lazy_binding_p): New function.
7555 (mips_load_call_address, mips_expand_call): Use it.
7556 (mips_dangerous_for_la25_p): Likewise.
7557 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7558 (*got_disp<mode>): Use got_disp_operand instead of
7559 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7560 SYMBOL_GOTOFF_GLOBAL.
7561 (*got_page<mode>): Use got_page_ofst_operand instead of
7563 * config/mips/predicates.md (const_call_insn_operand): Use
7564 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7565 (global_got_operand): Rename to...
7566 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7568 (local_got_operand): Rename to...
7569 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7570 of SYMBOL_GOT_LOCAL.
7572 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7574 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7575 TARGET_CALL_CLOBBERED_GP.
7576 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7577 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7578 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7579 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7580 of TARGET_ABICALLS && !TARGET_NEWABI.
7581 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7582 * config/mips/mips.c (mips_load_call_address): Check
7583 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7584 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7585 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7586 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7587 TARGET_ABICALLS && TARGET_NEWABI.
7588 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7590 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7591 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7592 TARGET_ABICALLS && TARGET_NEWABI.
7593 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7594 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7595 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7596 whether indirect calls must use $25.
7597 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7599 * config/mips/mips.md (jal_macro): Check flag_pic and
7600 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7601 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7602 instead of TARGET_ABICALLS.
7603 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7604 TARGET_ABICALLS && TARGET_OLDABI.
7605 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7606 (sibcall): In the comment above the define_insn, mention
7607 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7608 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7609 instead of TARGET_ABICALLS.
7611 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7613 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7614 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7615 (MACFLAGS_MATCH_P): New macro.
7616 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7617 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7618 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7619 the other MACFLAG constants.
7620 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7621 (flag_machi): Tighten constraints. Renumber some of the operands.
7622 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7624 (flag_machi_parts_acconly): New pattern.
7625 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7627 (flag_macinit1hi): Tighten constraints.
7628 (flag_mul_macv2hi_parts_acconly): New pattern.
7630 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7631 Use a more efficient implementation.
7632 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7633 inline sequences when not optimizing for size.
7635 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7636 movhi_high2low): Delete, merge functionality into...
7637 (packv2hi): ... this pattern.
7639 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7640 * config/bfin/bfin.opt (msim): New option.
7641 (mcpu=): New option.
7642 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7643 (bfin_cpu_t): Typedef of enum bfin_cpu.
7644 (bfin_cpu_type): New declaration.
7645 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7646 -msim and -mcpu= options.
7647 (LIB_SPEC): Likewise.
7648 * config/bfin/bfin.c (bfin_cpu_type): Define.
7649 (bfin_handle_option): Handle -mcpu= option.
7650 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7651 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7652 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7654 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7656 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7657 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7658 (powerpc-wrs-vxworksae): Use ${tm_file}.
7659 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7660 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7661 * config/i386/vx-common.h: New file.
7663 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7665 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7668 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7670 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7673 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7677 * c-common.c (c_build_qualified_type): Set canonical type
7680 2007-04-12 Richard Guenther <rguenther@suse.de>
7682 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7683 lower bound and element size if lower bound is not zero
7684 or either of the ARRAY_REF operands is set.
7686 2007-04-12 Richard Guenther <rguenther@suse.de>
7688 PR tree-optimization/24689
7689 PR tree-optimization/31307
7690 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7692 * gimplify.c (canonicalize_addr_expr): To be consistent with
7693 gimplify_compound_lval only set operands two and three of
7694 ARRAY_REFs if they are not gimple_min_invariant. This makes
7695 it never at this place.
7696 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7698 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7700 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7701 null before emitting a .nsubspa directive.
7703 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7705 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7706 need_to_partition_p if there are no memory statements in the
7709 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7711 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7712 (gcd_of_steps_may_divide_p): New function.
7713 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7715 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7717 * reload.c (find_reloads_toplev, find_reloads_address,
7718 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7719 not a pointer equality test, to decide if we need to call
7720 push_reg_equiv_alt_mem.
7722 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7724 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7725 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7726 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7728 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7730 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7731 vector to be positive.
7733 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7737 * doc/invoke.texi: Document --params max-aliased-vops and
7739 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7740 debug_memory_partitions): Move to tree-flow.h
7741 * params.h (AVG_ALIASED_VOPS): Define.
7742 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7744 (mp_info_t): Likewise.
7745 (get_mem_sym_stats_for): New.
7746 (set_memory_partition): Move from tree-flow-inline.h.
7747 (mark_non_addressable): Only clear the set of symbols for the
7748 partition if it exists.
7749 (dump_memory_partitions): Move from tree-ssa-operands.c
7750 (debug_memory_partitions): Likewise.
7751 (need_to_partition_p): New.
7752 (dump_mem_ref_stats): New.
7753 (debug_mem_ref_stats): New.
7754 (dump_mem_sym_stats): New.
7755 (debug_mem_sym_stats): New.
7756 (update_mem_sym_stats_from_stmt): New.
7757 (compare_mp_info_entries): New.
7758 (mp_info_cmp): Call it.
7759 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7761 (get_mpt_for): Move from tree-ssa-operands.c.
7762 (find_partition_for): New.
7763 (create_partition_for): Remove.
7764 (estimate_vop_reduction): New.
7765 (update_reference_counts): New.
7766 (build_mp_info): New.
7767 (compute_memory_partitions): Refactor.
7768 Document new heuristic.
7769 Call build_mp_info, update_reference_counts,
7770 find_partition_for and estimate_vop_reduction.
7771 (compute_may_aliases): Populate virtual operands before
7772 calling debugging dumps.
7773 (delete_mem_sym_stats): New.
7774 (delete_mem_ref_stats): New.
7775 (init_mem_ref_stats): New.
7776 (init_alias_info): Call it.
7777 (maybe_create_global_var): Remove alias_info argument.
7778 Get number of call sites and number of pure/const call sites
7779 from gimple_mem_ref_stats().
7780 (dump_alias_info): Call dump_memory_partitions first.
7781 (dump_points_to_info_for): Show how many times a pointer has
7783 * opts.c (decode_options): For -O2 set --param
7784 max-aliased-vops to 500.
7785 For -O3 set --param max-aliased-vops to 1000 and --param
7786 avg-aliased-vops to 3.
7787 * fortran/options.c (gfc_init_options): Remove assignment to
7789 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7790 * tree-dfa.c (dump_variable): Dump memory reference
7792 Dump NO_ALIAS* settings.
7793 (referenced_var_lookup): Tidy.
7794 (mem_sym_stats): New.
7795 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7796 and ORIG are different SSA names for a memory partition.
7797 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7798 * tree-flow.h (struct mem_sym_stats_d): Define.
7799 (mem_sym_stats_t): Define.
7800 (struct mem_ref_stats_d): Define.
7801 (struct gimple_df): Add field mem_ref_stats.
7802 (enum noalias_state): Define.
7803 (struct var_ann_d): Add bitfield noalias_state.
7804 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7805 debug_mem_ref_stats, debug_memory_partitions,
7806 debug_mem_sym_stats): Declare.
7807 * tree-ssa-structalias.c (update_alias_info): Update call
7808 sites, pure/const call sites and asm sites in structure
7809 returned by gimple_mem_ref_stats.
7810 Remove local variable IS_POTENTIAL_DEREF.
7811 Increase NUM_DEREFS if the memory expression is a potential
7813 Call update_mem_sym_stats_from_stmt.
7814 If the memory references memory, call
7815 update_mem_sym_stats_from_stmt for all the direct memory
7816 symbol references found.
7817 (intra_create_variable_infos): Set noalias_state field for
7818 pointer arguments according to the value of
7819 flag_argument_noalias.
7820 * tree-ssa-structalias.h (struct alias_info): Remove fields
7821 num_calls_found and num_pure_const_calls_found.
7822 (update_mem_sym_stats_from_stmt): Declare.
7823 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7824 Set default value to 100.
7825 (PARAM_AVG_ALIASED_VOPS): Define.
7827 2007-04-11 Richard Guenther <rguenther@suse.de>
7830 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7831 a * -b + c as c - a * b if we honor sign dependent rounding.
7833 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7835 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7837 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7838 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7840 (initialize_trampoline): Don't use old-style function definition.
7841 (bfin_secondary_reload): Mark IN_P argument as unused.
7843 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7845 PR tree-optimization/31343
7846 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7847 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7848 * testsuite/gcc.dg/vect/pr31343.c: New.
7850 2007-04-10 Eric Christopher <echristo@apple.com>
7852 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7853 * config/i386/i386.md (*cmpfp0): Use.
7854 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7855 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7856 (fix_trunc<mode>_i386_fisttp): Ditto.
7857 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7858 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7859 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7860 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7861 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7862 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7863 (unnamed_splitters): Ditto.
7864 * config/i386/i386.c (output_fix_trunc): Assert that
7865 we're not being passed a TFmode operand.
7867 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7869 PR tree-optimization/31526
7870 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7871 n_basic_blocks to find newly added blocks.
7873 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7875 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7877 (fix_trunc<mode>si_sse): Ditto.
7878 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7879 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7880 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7881 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7882 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7883 expander using SSEMODEF mode macro.
7884 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7885 expander using SSEMODEF mode macro.
7886 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7887 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7888 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7889 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7890 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7891 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7892 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7893 Macroize insn using X87MODEF mode macro.
7895 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7897 * config/i386/sse.md (sse2_pinsrw): Removed.
7898 (sse2_pextrw): Renamed to ...
7899 (*sse2_pextrw): This.
7901 2007-04-09 Jan Hubicka <jh@suse.cz>
7904 * config/i386/sse.md
7905 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7906 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7907 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7908 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7910 2007-04-09 Jan Hubicka <jh@suse.cz>
7912 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7913 multiple fields of union.
7915 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7917 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7918 (create_preheaders): Check that loops are available.
7919 (fix_loop_structure): Clean up, improve comments.
7920 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7921 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7923 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7924 * predict.c (tree_estimate_probability): Do not call
7925 calculate_dominance_info. Call create_preheaders.
7926 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7927 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7929 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7930 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7931 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7932 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7935 2007-04-08 Jan Hubicka <jh@suse.cz>
7937 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7938 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7939 * fold-const.c (fold_unary): Use it.
7941 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7943 * varasm.c (assemble_variable): Remove call to
7944 lang_hooks.decls.prepare_assemble_variable.
7945 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7946 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7947 * langhooks.h (lang_hooks_for_decls): Remove
7948 prepare_assemble_variable.
7950 2007-04-08 Mike Stump <mrs@apple.com>
7952 * config/i386/i386.c: Use inc/dec on Core2.
7954 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7956 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7957 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7958 lhd_tree_inlining_end_inlining): Remove.
7959 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7960 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7962 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7963 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7964 lhd_tree_inlining_end_inlining): Remove prototypes.
7965 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7966 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7967 LANG_HOOKS_TREE_INLINING_START_INLINING,
7968 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7970 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7973 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7976 * config/avr/predicates.md (io_address_operand): Delete predicate.
7977 (low_io_address_operand): Don't use 'mode' argument.
7978 (higth_io_address_operand): Rename ...
7979 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7980 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7983 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7985 Revert change removing staticp.
7987 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7990 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7993 2007-04-07 Bruce Korb <bkorb@gnu.org>
7995 * c.opt: Add -Wformat-contains-nul.
7996 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7998 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7999 the NUL byte warning.
8001 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8003 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8005 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8007 * tree.c (staticp): No longer use staticp langhook.
8008 * langhooks.c (lhd_staticp): Removed.
8009 * langhooks.h (struct lang_hooks): Remove staticp.
8010 * c-common.c (c_staticp): Remove.
8011 * c-common.h (c_staticp): Ditto.
8012 * langhooks-defs.h (lhd_staticp): Ditto.
8013 (LHD_HOOKS_STATICP): Ditto
8014 * tree.h (gcc_assert_lowered): New macro.
8016 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8018 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8019 argument "reliable".
8020 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8021 Add argument "reliable". Propagate it through calls.
8022 (infer_loop_bounds_from_undefined): Derive number of iterations
8023 estimates from references in blocks that do not dominate loop latch.
8024 (gcov_type_to_double_int): New function.
8025 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8026 and expected_loop_iterations_unbounded.
8027 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8028 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8029 * tree-data-ref.c (estimated_loop_iterations): Export.
8030 (get_references_in_stmt): Fix -- do not return addresses of local
8032 * cfgloop.h (expected_loop_iterations_unbounded,
8033 estimated_loop_iterations): Declare.
8035 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8037 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8039 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8041 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8042 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8043 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8044 Use output_387_reg_move().
8045 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8046 expander using X87MODEF12 mode macro.
8047 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8048 choosing register preferences. Use output_387_reg_move().
8049 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8050 instead of "x". Use output_387_reg_move().
8051 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8052 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8053 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8054 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8055 Use output_387_reg_move().
8056 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8058 (*truncxf?f_i387 splitter): Ditto.
8060 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8062 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8063 LANG_HOOKS_SAFE_FROM_P.
8064 * expr.c (safe_from_p): Remove langhook call.
8065 * langhooks.h (lang_hooks): Remove safe_from_p.
8066 (lhd_safe_from_p): Remove prototype.
8067 * langhooks.c (lhd_safe_from_p): Remove.
8069 2007-04-06 Jan Hubicka <jh@suse.cz>
8071 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8074 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8076 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8077 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8078 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8079 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8081 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8082 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8084 2007-04-05 Richard Henderson <rth@redhat.com>
8086 * config/alpha/alpha.c (print_operand) [+]: Remove.
8087 (alpha_end_function): Print nop if call at end of function.
8088 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8089 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8090 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8091 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8092 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8093 the call pattern. Update peepholes to match.
8095 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8097 * doc/extend.texi (Other Builtins): Add decimal float variants
8099 * builtins.def: Ditto.
8100 * builtins.c (expand_builtin): Ditto.
8102 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8103 H.J. Lu <hongjiu.lu@intel.com>
8106 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8107 of V8HImode when calling ix86_binary_operator_ok.
8108 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8109 (sdot_prodv8hi): Operands 1 and 2 must be register.
8111 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8113 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8114 initialize align to silence bogus warning.
8116 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8119 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8121 (struct sra_walk_fns): Remove use_all parameter from use.
8122 (sra_hash_tree): Handle BIT_FIELD_REFs.
8123 (sra_elt_hash): Don't hash bitfld blocks.
8124 (sra_elt_eq): Skip them in parent compares as well. Handle
8126 (sra_walk_expr): Don't maintain or pass down use_all_p.
8127 (scan_use): Remove use_all parameter.
8128 (scalarize_use): Likewise. Re-expand assignment to
8129 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8130 output, and re-scalarize after output. Don't mark anything
8132 (scalarize_ldst): Adjust.
8133 (scalarize_walk_gimple_modify_statement): Likewise.
8134 (build_element_name_1): Handle BIT_FIELD_REFs.
8135 (instantiate_element): Don't warn for any element whose parent
8137 (instantiate_missing_elements_1): Return the sra_elt.
8138 (canon_type_for_field): New.
8139 (try_instantiate_multiple_fields): New.
8140 (instantiate_missing_elemnts): Use them.
8141 (mark_no_warning): Removed.
8142 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8143 (REPLDUP, sra_build_elt_assignment): New.
8144 (generate_copy_inout): Use them.
8145 (generate_element_copy): Likewise. Handle bitfld differences.
8146 (generate_element_zero): Don't recurse for blocks. Use
8147 sra_build_elt_assignment.
8148 (generate_one_element_int): Take elt instead of var. Use
8149 sra_build_elt_assignment.
8150 (generate_element_init_1): Adjust.
8151 (scalarize_use, scalarize_copy): Use REPLDUP.
8152 (scalarize_ldst): Move assert before dereference.
8153 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8155 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8157 * regmove.c: Fix unused variable warnings due to previous commit.
8159 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8161 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8162 (regmove_bb_head): Remove.
8163 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8164 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8165 problems with fixup_match_1.
8166 Don't initialize/free regmove_bb_head.
8168 (reg_is_remote_constant_p): If an insn is in the same basic block
8169 but not before INSN, consider it remote, too.
8171 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8174 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8175 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8177 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8179 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8180 (CONDITIONAL_REGISTER_USAGE): Likewise.
8182 2007-04-04 Richard Henderson <rth@redhat.com>
8184 * config/alpha/lib1funcs.asm: Remove unused file.
8186 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8189 * opts.c (print_specific_help): Fix --help=<language>
8191 (common_handle_option): Support --help=common.
8193 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8196 * gcc.c (main): Do not run the linker if
8197 print_subprocess_help indicates that it shouldn't be
8200 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8203 * doc/invoke.texi (--help=): Document <languages> value, fix
8204 formatting in tables of values.
8206 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8208 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8209 dllimport attribute of virtual methods.
8211 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8213 * config/score/crti.asm: Change _bss_start to __bss_start.
8214 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8215 (OUTGOING_REG_PARM_STACK_SPACE) update.
8216 * config/score/score.opt: add options to make backend support
8217 score5, score5u, score7 and score7d.
8218 * config/score/score.md: Likewise.
8219 * config/score/misc.md: Likewise.
8220 * config/score/mac.md: Likewise.
8221 * doc/invoke.texi: Likewise.
8222 * doc/md.texi: update constraints define.
8224 2007-04-03 Richard Henderson <rth@redhat.com>
8226 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8227 an appropriate type, use the mode instead.
8229 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8231 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8232 Set the default --with-arch setting to mips2.
8233 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8234 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8235 (MULTILIB_OSDIRNAMES): Delete.
8236 (MULTILIB_DIRNAMES): Define.
8237 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8238 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8239 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8240 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8241 VXWORKS_OS_CPP_BUILTINS.
8242 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8243 (MIPS_DEBUGGING_INFO): Undefine.
8244 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8246 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8249 * fold-const.c (native_encode_real): Encode real.c provided longs
8250 as a series of 32-bit native integers.
8251 (native_interpret_real): Interpret buffer as a series of 32-bit
8254 2007-04-03 Richard Guenther <rguenther@suse.de>
8256 * genpreds.c (write_insn_constraint_len): Write function
8257 optimized for CONSTRAINT_LEN implementation.
8258 (write_tm_preds_h): Output insn_constraint_len inline and
8259 use it for CONSTRAINT_LEN.
8260 (write_insn_preds_c): Don't output insn_constraint_len.
8261 * doc/md.texi (define_register_constraint): Document multi-letter
8262 constraints shall have the same length if they start with the same
8265 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8268 * config/i386/i386.md (isinf<mode>2): Expand only when
8269 TARGET_C99_FUNCTIONS is set.
8271 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8273 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8274 (x86_64-*-linux*): Ditto.
8275 * config/i386/i386.opt (mpc): New option.
8276 * config/i386/i386.c (overrride_options): Handle
8277 ix87_precision_string.
8278 * config/i386/crtprec.c: New file.
8279 * config/i386/t-crtpc: Ditto.
8280 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8282 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8283 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8284 crtprec32.o, crtprec64.o and crtprec80.o.
8286 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8288 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8290 2007-04-02 Eric Christopher <echristo@apple.com>
8292 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8293 limitations on darwin.
8295 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8298 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8300 2007-04-02 Dave Korn <dave.korn@artimi.com>
8302 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8304 2007-04-02 Dave Korn <dave.korn@artimi.com>
8306 * libgcc2.h (exception_descriptor): Don't forward-declare.
8307 (__get_eh_table_language, __get_eh_table_version): Delete
8308 prototypes of long-dead functions.
8310 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8312 * ebitmap.h: New file
8313 * ebitmap.c: New file
8314 * Makefile.in (ebitmap.o): New target.
8316 2007-04-01 Jan Hubicka <jh@suse.cz>
8318 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8319 before very first instruction.
8321 2007-04-01 Jan Hubicka <jh@suse.cz>
8323 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8324 waring on 64bit hosts.
8325 * bitmap.h: Fix typo in bitmap_head_def.
8327 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8329 PR rtl-optimization/31391
8330 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8331 into a DELETED_LABEL note, and the label is in an empty basic
8332 block, update BB_END as well as BB_HEAD.
8334 2007-04-01 Richard Henderson <rth@redhat.com>
8336 PR tree-optimization/31169
8337 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8338 to varying if the range is outside [0, prec-1].
8340 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8343 * config/mips/mips.md (load_const_gp): New insn.
8344 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8345 the MIPS16 GP pseudo register if no_new_pseudos.
8346 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8348 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8351 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8353 (call_value): Likewise.
8355 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8356 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8359 * doc/invoke.texi: (optimization options): Reword description
8360 of -ffast-math. Document its primary purpose.
8362 2007-03-31 Richard Guenther <rguenther@suse.de>
8364 * omp-low.c (splay-tree.h): Include.
8365 (lookup_decl): Replace splay-tree usage by pointer-map.
8366 (maybe_lookup_decl): Likewise.
8367 (new_omp_context): Likewise.
8368 (delete_omp_context): Likewise.
8369 * gimplify.c (splay-tree.h): Include.
8370 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8372 (remap_ssa_name): Likewise.
8373 (remap_decl): Likewise.
8374 (remap_type_1): Likewise.
8375 (remap_type): Likewise.
8376 (copy_body_r): Likewise.
8377 (expand_call_inline): Likewise.
8378 (clone_body): Likewise.
8379 (copy_tree_r): Likewise.
8380 (remap_save_expr): Likewise.
8381 (unsave_r): Likewise.
8382 (unsave_expr_now): Likewise.
8383 (tree_function_versioning): Likewise.
8384 (build_duplicate_type): Likewise.
8385 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8386 (struct copy_body_data): Replace splay-tree by pointer-map.
8387 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8388 not $(SPLAY_TREE_H).
8389 (gimplify.o): Depend on $(SPLAY_TREE_H).
8390 (omp-low.p): Likewise.
8392 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8394 * config/avr/predicates.md (even_register_operand,
8395 odd_register_operand): New predicates.
8396 * config/avr/avr.md (movw peephole2): New.
8397 (movw_r peephole2): New.
8399 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8401 * tree.h (get_signed_or_unsigned_type): New.
8402 * fold-const.c (operand_equal_for_comparison_p): Use
8403 get_signed_or_unsigned_type instead of
8404 lang_hooks.types.signed_or_unsigned_type.
8405 * expr.c (store_expr): Ditto.
8406 * langhooks.c (get_signed_or_unsigned_type): New.
8407 (lhd_signed_or_unsigned_type): New.
8408 * langhooks.h (lhd_signed_or_unsigned_type): New.
8409 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8411 2007-03-30 Richard Henderson <rth@redhat.com>
8413 * tree-ssa-loop-ivopts.c: Include target.h.
8414 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8415 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8416 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8417 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8419 2007-03-30 Richard Henderson <rth@redhat.com>
8420 Kai Tietz <kai.tietz@onevision.com>
8422 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8424 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8425 (TARGET_64BIT_MS_ABI): New.
8426 (DBX_REGISTER_NUMBER): Handle 64-bit.
8427 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8428 (LONG_TYPE_SIZE): Force to 32.
8429 (REG_PARM_STACK_SPACE): New.
8430 (OUTGOING_REG_PARM_STACK_SPACE): New.
8431 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8432 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8433 (STACK_BOUNDARY): Use 128 for 64-bit.
8434 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8435 Add 64-bit implementation.
8436 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8438 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8439 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8440 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8441 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8442 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8443 TARGET_64BIT_MS_ABI.
8444 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8445 (ix86_pass_by_reference): Likewise.
8446 (ix86_function_value_regno_p): Likewise.
8447 (ix86_build_builtin_va_list): Likewise.
8448 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8449 (function_arg_advance_ms_64): New.
8450 (function_arg_advance): Call it.
8451 (function_arg_ms_64): New.
8452 (function_arg): Call it.
8453 (function_value_ms_64): New.
8454 (ix86_function_value_1): Call it.
8455 (return_in_memory_ms_64): New.
8456 (ix86_return_in_memory): Call it.
8457 (setup_incoming_varargs_ms_64): New.
8458 (ix86_setup_incoming_varargs): Call it.
8459 (ix86_expand_prologue): Handle 64-bit stack probing.
8460 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8461 (output_pic_addr_const): Likewise.
8462 (x86_this_parameter): Likewise.
8463 (x86_output_mi_thunk): Likewise.
8464 (x86_function_profiler): Likewise.
8465 (TARGET_STRICT_ARGUMENT_NAMING): New.
8466 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8467 (TARGET_64BIT_MS_ABI): New.
8468 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8469 * config/i386/i386.md (allocate_stack_worker): Remove.
8470 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8471 describe the clobber of eax without a match_scratch.
8472 (allocate_stack_worker_postreload): Remove.
8473 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8474 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8475 (allocate_stack_worker_rex64_postreload): Remove.
8476 (allocate_stack): Handle 64-bit.
8477 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8478 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8479 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8480 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8481 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8482 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8483 * config.build (x86_64-*-mingw*): New host.
8484 * config.host (x86_64-*-mingw*): New host.
8485 * config.gcc (x86_64-*-mingw*): New target.
8486 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8488 2007-03-30 Richard Henderson <rth@redhat.com>
8489 Kai Tietz <kai.tietz@onevision.com>
8491 * c-pragma.c (struct def_pragma_macro_value): New.
8492 (struct def_pragma_macro): New.
8493 (pushed_macro_table): New.
8494 (dpm_hash, dpm_eq): New.
8495 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8496 (init_pragma): Install them.
8497 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8499 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8501 * config/avr/avr.c (avr_override_options): Clear
8502 'flag_delete_null_pointer_checks'.
8504 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8507 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8508 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8509 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8510 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8511 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8512 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8513 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8515 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8517 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8519 * regmove.c: Move all of pass_stack_adjustments from here...
8520 * combine-stack-adj.c: ...to this new file.
8521 * Makefile.in: Add rules for combine-stack-adj.o.
8523 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8525 PR tree-optimization/31383
8526 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8527 to have the same length.
8529 2007-03-30 Jan Hubicka <jh@suse.cz>
8532 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8533 availablility; add more sanity checking; ask varpool only about
8536 2007-03-29 Richard Henderson <rth@redhat.com>
8538 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8539 to decide, but __SIZEOF_LONG_LONG__.
8541 2007-03-29 Richard Henderson <rth@redhat.com>
8543 * emutls.c (struct __emutls_array): New.
8544 (emutls_destroy): Use it instead of casting element 0 from void*.
8545 (__emutls_get_address): Likewise.
8547 2007-03-29 Richard Henderson <rth@redhat.com>
8549 * varasm.c (initializer_constant_valid_p): Don't deny
8550 DECL_DLLIMPORT_P on functions.
8552 * config/i386/cygming.h: Remove function declarations.
8553 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8554 (ASM_OUTPUT_LABELREF): Remove.
8555 (COMMON_ASM_OP): Remove.
8556 (ASM_OUTPUT_COMMON): Remove.
8557 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8558 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8559 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8560 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8561 Rename from TARGET_ENCODE_SECTION_INFO.
8562 * config/i386/netware.h: Likewise.
8563 * config/i386/i386-protos.h: Update.
8564 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8565 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8566 (legitimate_constant_p): Reject dllimports.
8567 (dllimport_map, get_dllimport_decl): New.
8568 (legitimize_dllimport_symbol): New.
8569 (legitimize_address, ix86_expand_move): Use it.
8570 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8571 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8572 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8573 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8574 * config/i386/predicates.md (constant_call_address_operand): Only
8575 accept symbols; reject dllimport_p symbols.
8576 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8577 i386_pe_maybe_record_exported_symbol.
8578 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8579 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8580 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8581 trust the setting of DECL_DLLIMPORT_P.
8582 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8583 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8584 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8585 tidy the argument scanning loop.
8586 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8587 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8588 (i386_pe_strip_name_encoding): Remove.
8589 (i386_pe_binds_local_p): New.
8590 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8591 (i386_pe_output_labelref): Remove.
8592 (i386_pe_asm_output_aligned_decl_common): New.
8593 (i386_pe_maybe_record_exported_symbol): Rename from
8594 i386_pe_record_exported_symbol; check for dllexported symbols.
8596 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8598 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8599 add comment explaining why vsnprintf cannot be used.
8601 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8603 PR tree-optimization/30666
8604 * tree.c (build_complex_type): When creating type names for DWARF2
8605 debug info, create TYPE_DECLs for TYPE_NAME instead of
8607 (build_common_tree_nodes_2): Use build_complex_type when building
8608 predefined complex types, to preserve canonical types.
8610 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8612 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8613 (noce_get_alt_condition): Look at it to determine whether to
8614 reverse the condition or not.
8615 (noce_get_condition): Substitute the truth for lies.
8616 (noce_find_if_block): Set the then_else_reversed field.
8618 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8620 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8621 destination of this insn.
8622 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8623 than calling gen_rtx_SET directly. Use r0 to hold the value of
8624 'address + 4' rather than a stack based temporary which can be
8627 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8629 * config/s390/s390.c (s390_secondary_input_reload_class,
8630 s390_secondary_output_reload_class): Functions removed.
8631 (s390_secondary_reload): New function.
8632 (TARGET_SECONDARY_RELOAD): Target macro defined.
8633 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8634 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8635 * config/s390/s390.md ("reload_outti", "reload_outdi",
8636 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8637 "reload_out<mode>"): Expanders removed.
8638 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8639 "reload<mode>_nonoffmem_out"): Expanders added.
8641 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8643 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8644 SRC->DEST replacement failed anyway.
8646 2007-03-28 Mike Stump <mrs@apple.com>
8648 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8649 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8650 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8652 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8654 * config.gcc: Accept barcelona as a variant of amdfam10.
8655 * config/i386/i386.c (override_options): Likewise.
8656 * doc/invoke.texi: Likewise.
8658 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8660 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8661 offsets for BIT_FIELD_REF and COMPONENT_REF.
8663 2007-03-28 Richard Guenther <rguenther@suse.de>
8665 * tree.c (is_global_var): Move ...
8666 * tree-flow-inline.h (is_global_var): ... here.
8667 * tree.h (is_global_var): Remove declaration.
8669 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8671 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8673 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8674 * config/i386/i386.c (ix86_tune_features): Initialize new
8676 * config/i386/predicates.md (promotable_binary_operator): Use
8677 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8679 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8682 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8684 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8686 * config/fr30/fr30.md (movsi_internal): Change destination
8687 constraint from m to V and add m to the end.
8689 2007-03-28 Christian Bruel <christian.bruel@st.com>
8691 * config/sh/sh.md (movsi_i): Fix type attribute.
8693 2007-03-28 Christian Bruel <christian.bruel@st.com>
8695 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8696 (movsf_ie): Likewise.
8698 2007-03-28 Christian Bruel <christian.bruel@st.com>
8700 * config.gcc: Add sh4-300 to multilib.
8701 * config/sh/t-mlib-sh4-300: New file.
8703 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8705 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8706 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8708 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8709 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8710 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8711 "fixuns_trunctddi2"): Whitespace fix.
8713 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8715 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8716 the definition of struct sh_args.
8717 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8718 CALL_COOKIE_INT_REG_GET): Likewise.
8720 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8722 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8723 transformations are applied successfully.
8725 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8727 * tree.c (tree_contains_struct): Permit 512 tree codes.
8728 * tree.h (tree_contains_struct): Ditto.
8729 (MAX_TREE_CODES): Ditto.
8730 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8731 SPARE member to store remaining padding bits.
8733 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8735 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8738 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8740 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8741 * configure: Regenerate.
8743 * configure: Regenerate using the correct version of autoconf.
8745 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8747 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8749 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8750 regs to "__SP_L__" and "__SP_H__".
8752 2007-03-27 Richard Guenther <rguenther@suse.de>
8754 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8755 computations with it with a HOST_WIDE_INT variable.
8757 2007-03-26 Mike Stump <mrs@apple.com>
8759 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8760 objective-c-header, objective-c++-header and objc++-cpp-output
8762 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8764 2007-03-26 Richard Henderson <rth@redhat.com>
8767 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8768 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8769 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8770 IX86_BUILTIN_PSRLQ128): New.
8771 (ix86_init_mmx_sse_builtins): Add them.
8772 (ix86_expand_builtin): Expand them.
8773 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8774 operand 2 be TImode.
8775 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8776 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8777 _mm_srli_epi64): Mark __B const.
8778 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8779 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8780 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8781 new two-vector shift builtins.
8783 2007-03-26 Ian Lance Taylor <iant@google.com>
8785 PR tree-optimization/31345
8786 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8787 [+INF, +INF(OVF)] into VARYING.
8789 2007-03-26 Zack Weinberg <zackw@panix.com>
8791 * gengtype-parse.c: New file.
8792 * gengtype-yacc.y: Delete.
8793 * gengtype-lex.l: Don't include gengtype-yacc.h.
8794 Define YY_DECL and yyterminate appropriately for recursive
8795 descent parser. yylval is now a string out-parameter to yylex.
8796 (HWS, EOID): New shorthand.
8797 (IWORD): Add a couple more types.
8798 (yylex): Add a setup stanza. Remove the complex rules for
8799 detecting GTY'ed types and typedefs; replace with simple
8800 keyword detectors. Adjust everything for the changed
8801 definition of yylval. Ignore all pp-directives, not just #define.
8803 (parse_file): Rename yybegin; do not call yyparse.
8805 * gengtype.c (xasprintf): Export again.
8806 (this_file): New. Use everywhere __FILE__ was being used.
8807 (get_lang_bitmap): Special case types defined in gengtype.c.
8808 (do_typedef, new_structure): Suppress definition of certain types.
8809 (new_structure): Improve diagnostics of duplicate definitions.
8810 Make sure location_s is associated with input.h.
8811 (nreverse_pairs, define_location_structures): New functions.
8812 (main): Improve tagging of kludge types. Remove old kludges
8813 for input.h types; use define_location_structures.
8814 * gengtype.h: Update prototypes. Define token codes here.
8815 * Makefile.in: Remove all references to gengtype-yacc.
8816 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8818 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8819 add GTY((skip)) to the field that's only conditionally there.
8820 * doc/install.texi: Document that Bison is no longer required
8821 unless building treelang.
8823 * gengtype.c: Don't include gtyp-gen.h.
8824 (srcdir): Declare here.
8825 (base_files, lang_dir_names): Allocate dynamically.
8826 (gt_files, num_gt_files, num_lang_dirs): New globals.
8827 (measure_input_list, read_input_line, read_input_list)
8828 (set_lang_bitmap): New functions.
8829 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8830 simplify, relying on read_input_list to set up the bitmaps.
8831 (main): Arguments are no longer unused. Check for correct number
8832 of command line arguments, set srcdir and srcdir_len, then call
8833 read_input_list, before doing anything else. No need to worry
8834 about duplicates in main loop.
8835 * configure.ac: Simplify the calculation of all_gtfiles.
8836 Put language tags in there. Don't set or substitute
8837 all_gtfiles_files_langs or all_gtfiles_files_frags.
8838 * Makefile.in: Revamp the way gengtype is invoked, now that it
8839 takes a file on its command line with a much simpler format.
8840 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8841 (GTFILES): Remove duplicates and C source files.
8842 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8843 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8844 * configure: Regenerate.
8846 * gengtype.h: Remove all type definitions to gengtype.c; leave
8847 only definitions of options_p, type_p, and pair_p as opaque
8848 pointers. Update prototypes.
8849 * gengtype.c: Many type definitions moved here from gengtype.h.
8850 Consolidate type definitions at the top of the file.
8851 (xvasprintf): Delete.
8852 (xasprintf): Make static.
8853 (create_nested_pointer_option): Add 'next' parameter.
8854 (create_field_all, create_field_at): New functions.
8855 (create_field): Now a thin wrapper around create_field_all.
8856 (create_optional_field): Rename create_optional_field_ and add
8857 line argument. Original name is now a macro which supplies
8859 (oprintf): Use vsnprintf directly.
8860 (close_output_files): Use fatal rather than perror/exit.
8861 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8862 (main): Set progname. Don't use exit.
8863 * gengtype-yacc.y (struct_fields): Use create_field_at.
8864 (option, optionseqopt): Delete.
8865 (optionseq): Consolidate productions from option here so we
8866 can use the first argument to create_option.
8868 * gengtype-lex.l: Distinguish unions from structures in the
8869 token type. Don't call find_structure; return the tag as a string.
8870 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8871 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8872 Reorganize typedef_struct production accordingly.
8873 Use create_nested_ptr_option.
8874 * gengtype.c (create_nested_ptr_option): New function.
8875 * gengtype.h: Declare it.
8877 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8878 (string_type): Don't declare.
8879 (do_scalar_typedef): Declare.
8880 (create_scalar_type): Update prototype.
8881 * gengtype.c (string_type): Make static.
8882 (scalar_nonchar, scalar_char): New.
8883 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8884 (resolve_typedef): Use scalar_nonchar for error recovery.
8885 (create_scalar_type): Remove name_len field. Return scalar_char
8886 or scalar_nonchar as appropriate.
8887 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8889 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8891 (main): Initialize scalar_char and scalar_nonchar before calling
8893 * gengtype-lex.l: Adjust for removal of second argument to
8894 create_scalar_type. Use yylval.s instead of yylval.t when
8896 * gengtype-yacc.y: Type of SCALAR is string. Call
8897 create_scalar_type from type:SCALAR rule. Adjust for removal of
8898 second argument to create_scalar_type.
8900 * vec.h: Remove all #if IN_GENGTYPE blocks.
8901 Add comment saying that changes may require adjustments to gengtype.
8902 * gengtype.c: Don't include coretypes.h or tm.h.
8903 Add comment to inclusion of errors.h.
8904 (note_def_vec, note_def_vec_alloc): New functions.
8905 * gengtype.h: Declare new functions.
8906 * gengtype-lex.l: Don't include coretypes.h.
8907 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8909 (update_lineno): Remove unnecessary prototype.
8910 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8911 (VEC rule): Just return VEC_TOKEN.
8912 * gengtype-yacc.y (VEC_TOKEN): New token type.
8913 (type): Add a production for VEC(a,b).
8914 * Makefile.in: Update dependencies.
8916 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8917 typedefs that use the old PARAMS macro.
8919 * gengtype-lex.l: Remove all rules and states relating to yacc
8921 * gengtype-yacc.y: Similarly.
8922 * gengtype.c (note_yacc_type): Delete function.
8923 * gengtype.h: Update prototypes.
8925 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8927 * tree-pretty-print.c (dump_generic_node): Report precision of
8928 unnamed integer types.
8930 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8932 * ifcvt.c (noce_try_store_flag_constants): Don't check
8933 no_new_pseudos here.
8934 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8935 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8936 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8937 noce_try_sign_mask): Likewise.
8938 (if_convert): Check no_new_pseudos here.
8940 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8942 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8943 (noce_get_condition): Handle new then_else_reversed argument.
8944 (noce_init_if_info): Remove, fold into noce_find_if_block.
8945 (noce_process_if_block): Take a struct noce_if_info as the
8946 argument. Don't set up one based on ce_if_info. Update pointer
8947 references accordingly.
8948 (cond_move_process_if_block): Likewise.
8949 (process_if_block): Removed.
8950 (find_if_block): Removed. Move functionality two new functions,
8951 noce_find_if_block and cond_exec_find_if_block.
8952 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8953 blocks and the symmetric IF-ELSE-JOIN case.
8954 (cond_exec_find_if_block): Also new function mostly based on old
8955 find_if_block and process_if_block.
8956 (find_if_header): Replace find_if_block call with separately
8957 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8958 (find_cond_trap): Update noce_get_condition call.
8959 (dead_or_predicable): Likewise.
8961 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8963 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8965 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8966 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8967 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8968 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8969 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8970 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8971 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8972 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8973 __builtin_ia32_psrad128 builtins.
8975 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8977 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8978 * config/i386/constraints.md
8979 (define_constraint "I"): Use IN_RANGE macro.
8980 (define_constraint "J"): Ditto.
8981 (define_constraint "K"): Ditto.
8982 (define_constraint "M"): Ditto.
8983 (define_constraint "N"): Ditto.
8984 (define_constraint "O"): Ditto.
8985 * config/i386/predicates.md
8986 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8987 (define_predicate "const_0_to_3_operand"): Ditto.
8988 (define_predicate "const_0_to_7_operand"): Ditto.
8989 (define_predicate "const_0_to_15_operand"): Ditto.
8990 (define_predicate "const_0_to_63_operand"): Ditto.
8991 (define_predicate "const_0_to_255_operand"): Ditto.
8992 (define_predicate "const_1_to_31_operand"): Ditto.
8993 (define_predicate "const_2_to_3_operand"): Ditto.
8994 (define_predicate "const_4_to_7_operand"): Ditto.
8996 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8998 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8999 in SImode for save_world.
9000 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9003 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9005 PR tree-optimization/30784
9006 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9009 2007-03-25 Revital Eres <eres@il.ibm.com>
9011 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9012 Fold movement_possibility function into it.
9014 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9016 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9017 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9018 (call_indirect_nonlocal_darwin64): Same.
9019 (call_nonlocal_darwin64): Same.
9020 (call_value_indirect_nonlocal_darwin64): Same.
9021 (call_value_nonlocal_darwin64): Same.
9022 (sibcall_nonlocal_darwin64): Same.
9023 (sibcall_value_nonlocal_darwin64): Same.
9024 (sibcall_symbolic_64): Same.
9025 (sibcall_value_symbolic_64): Same.
9026 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9028 (rs6000_emit_load_toc_table): Same.
9029 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9030 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9036 (load_toc_v4_pic_si): Same
9037 (load_toc_v4_PIC_1): Same.
9038 (load_toc_v4_PIC_1b): Same.
9039 (call_indirect_aix{32,64}): Same.
9040 (call_value_indirect_aix{32,64}): Same.
9043 (call_local{32,64}): Same.
9044 (call_value_local{32,64}): Same.
9045 (call_indirect_nonlocal_aix{32,64}): Same.
9046 (call_nonlocal_aix{32,64}): Same.
9047 (call_value_indirect_nonlocal_aix{32,64}): Same.
9048 (call_value_nonlocal_aix{32,64}): Same.
9049 (call_indirect_nonlocal_sysv<mode>): Same.
9050 (call_nonlocal_sysv<mode>): Same.
9051 (call_value_indirect_nonlocal_sysv<mode>): Same.
9052 (call_value_nonlocal_sysv<mode>): Same.
9054 (sibcall_local{32,64}): Same.
9055 (sibcall_value_local{32,64}): Same.
9056 (sibcall_nonlocal_aix{32,64}): Same.
9057 (sibcall_value_nonlocal_aix{32,64}): Same.
9058 (sibcall_nonlocal_sysv<mode>): Same.
9059 (sibcall_value): Same.
9060 (sibcall_value_nonlocal_sysv<mode>): Same.
9062 2007-03-24 Paul Brook <paul@codesourcery.com>
9064 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9065 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9067 2007-03-24 Richard Henderson <rth@redhat.com>
9069 * config/ia64/constraints.md: New file.
9070 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9071 satisfies_constraint_?.
9072 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9073 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9074 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9075 ia64_output_mi_thunk): Likewise.
9076 (ia64_const_ok_for_letter_p): Remove.
9077 (ia64_const_double_ok_for_letter_p): Remove.
9078 (ia64_extra_constraint): Remove.
9079 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9080 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9081 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9082 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9083 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9084 EXTRA_MEMORY_CONSTRAINT): Remove.
9085 * config/ia64/ia64.md: Include constriants.md. Replace
9086 CONST_OK_FOR_? with satisfies_constraint_?.
9088 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9089 H.J. Lu <hongjiu.lu@intel.com>
9091 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9093 (name macros): Use DPD_BID_NAME to convert names properly.
9095 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9096 decimal floating point format.
9097 (init_floating_libfuncs): Change decimal functions so that they
9098 have a "bid_" prefix if the decimal system uses the BID format,
9099 and "dpd_" prefix if the decimal system uses the DPD format.
9100 (init_interclass_conv_libfuncs): Ditto.
9101 (init_intraclass_conv_libfuncs): Ditto.
9103 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9104 using the BID format.
9106 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9107 whether we are using the BID decimal format.
9108 * configure: Regenerate.
9110 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9111 the compiler has decimal floating point enabled. Define
9112 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9115 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9116 using the BID format.
9118 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9119 whether we are using the BID decimal format.
9120 * configure: Regenerate.
9122 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9123 the compiler has decimal floating point enabled. Define
9124 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9127 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9128 options, and that it is enabled for i386/x86_64 systems.
9130 * Makefile.in (enable_decimal_float): New.
9132 (DECNUMINC): Add -I$(DECNUMFMT).
9133 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9134 to $(DECNUMFMT) from $(DECNUM).
9136 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9137 Substitute enable_decimal_float.
9138 * configure: Regenerated.
9141 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9144 * configure.ac: Enable decimal float for x86_64-*-linux*.
9145 * configure: Regenerated.
9148 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9149 decimal128ClearSign to flip and clear the sign bit in decimal128.
9150 (decimal_real_maxval): Set decimal128SetSign to set the sign
9153 2007-03-23 Ian Lance Taylor <iant@google.com>
9155 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9157 2007-03-23 Ian Lance Taylor <iant@google.com>
9159 * tree-dump.c (dump_files): Correct comment.
9161 2007-03-23 Ian Lance Taylor <iant@google.com>
9163 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9165 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9167 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9168 in cfglayout mode. Don't go into and out of cfglayout mode.
9169 Link the blocks in the order of the constructed traces.
9170 (rest_of_handle_tracer): Adjust call to tracer.
9171 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9172 Don't go into cfglayout mode.
9173 (rtl_loop_done): Don't go out of cfglayout mode.
9174 * cfglayout.c (relink_block_chain): New function, split out from...
9175 (fixup_reorder_chain): ...here. Remove redundant checking.
9176 (cfg_layout_finalize): Don't clear the header, footer, and aux
9177 fields here, move the code to do so to relink_block_chain. Likewise
9178 for free_original_copy_tables.
9179 * rtl.h (tracer): Update prototype.
9180 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9181 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9182 mode. Use relink_block_chain to serialize the CFG according to the
9183 new basic block order. Move targetm.cannot_modify_jumps_p check from
9185 (gate_handle_reorder_blocks): ...to here.
9186 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9188 (gate_duplicate_computed_gotos): ...to here.
9189 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9190 something always changes when going into and out of cfglayout mode.
9191 Perform an expensive cfg cleanup while going into cfglayout mode.
9192 Always update liveness information on HAVE_conditional_execution
9193 targets. Reserialize the basic blocks and go out of cfglayout mode.
9194 * reg-stack.c: Include cfglayout.h.
9195 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9196 the call to reorder_basic_blocks.
9197 * basic-block.h (reorder_basic_blocks): Update prototype.
9198 (relink_block_chain): New prototype.
9199 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9201 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9203 * config/mips/mips.md (type, hazard, *movdi_32bit,
9204 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9205 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9206 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9207 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9208 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9210 (movcc): Change first xfer to multi.
9211 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9212 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9213 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9214 config/mips/generic.md: Change reservations using "xfer" to use
9216 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9217 using match_operand.
9218 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9219 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9221 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9223 2007-03-22 Richard Henderson <rth@redhat.com>
9225 * config/i386/i386.c: Remove unnecessary function declarations.
9226 Move targetm definition, and all related macros, to the end of
9227 the file. Resort some functions to put definitions before uses.
9228 (ix86_attribute_table): Make static. Move to end of file.
9229 (ix86_gimplify_va_arg): Make static.
9231 2007-03-22 Richard Henderson <rth@redhat.com>
9233 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9234 don't increase local_regparm with force_align_arg_pointer check.
9235 (ix86_function_sseregparm): Assert 32-bit.
9236 (type_has_variadic_args_p): New.
9237 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9238 type_has_variadic_args_p.
9239 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9240 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9241 use memset instead. Do maybe_vaarg check first; skip attribute
9242 tests if true; skip attribute tests for 64-bit.
9243 (construct_container): Remove TARGET_DEBUG_ARG.
9244 (function_arg_advance_32, function_arg_advance_64): Split out ...
9245 (function_arg_advance): ... from here.
9246 (function_arg_32, function_arg_64): Split out ...
9247 (function_arg): ... from here.
9248 (ix86_pass_by_reference): Tidy.
9249 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9250 (function_value_32): New, from parts of ix86_function_value
9251 and ix86_value_regno.
9252 (function_value_64): New, from parts of ix86_function_value
9253 and ix86_libcall_value.
9254 (ix86_function_value_1): New.
9255 (ix86_function_value, ix86_libcall_value): Use it.
9256 (return_in_memory_32, return_in_memory_64): Split out ...
9257 (ix86_return_in_memory): ... from here.
9258 (ix86_struct_value_rtx): Skip for 64-bit.
9259 (ix86_libcall_value, ix86_value_regno): Remove.
9260 (setup_incoming_varargs_64): Split out ...
9261 (ix86_setup_incoming_varargs): ... from here.
9262 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9263 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9264 * config/i386/i386-protos.h (ix86_function_value): Remove.
9265 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9267 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9270 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9271 infinities not supported, otherwise emit warning if -Woverflow. On
9272 underflow, emit warning if -Woverflow.
9273 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9275 * real.h (real_from_string): Update declaration
9277 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9278 Richard Henderson <rth@redhat.com>
9280 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9281 * calls.c (compute_argument_block_size, expand_call,
9282 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9283 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9284 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9285 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9286 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9287 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9288 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9289 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9292 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9294 * c-incpath.c (add_sysroot_to_chain): New.
9295 (merge_include_chains): Add sysroot argument. Call
9296 add_sysroot_to_chain if sysrooted.
9297 (register_include_chains): Update call to merge_include_chains.
9298 * doc/cppopts.texi: Document use of '=' in include directory
9301 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9303 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9304 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9305 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9306 insn pattern using X87MODEF12 mode macro.
9308 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9310 * regmove.c (regmove_optimize): Use reg_mentioned_p
9311 instead of reg_overlap_mentioned_p for DST.
9313 2007-03-21 Mike Stump <mrs@apple.com>
9315 * c.opt: Fixup for Objective-C/C++.
9317 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9319 * explow.c (convert_memory_address): Fold memory reference when
9320 POINTERS_EXTEND_UNSIGNED < 0
9322 2007-03-21 Richard Henderson <rth@redhat.com>
9325 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9326 * config/i386/mmintrin.h (__m64): Likewise.
9327 * config/i386/xmmintrin.h (__m128): Likewise.
9329 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9331 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9332 (VXWORKS_OS_CPP_BUILTINS): Define.
9333 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9334 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9336 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9338 * rtl.h (constant_pool_reference_p): Delete.
9339 (find_constant_src): Declare.
9340 * rtlanal.c (find_constant_src): New function.
9341 * simplify-rtx.c (constant_pool_reference_p): Delete.
9342 * config/i386/i386.md: Use find_constant_src instead of
9343 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9345 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9347 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9348 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9350 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9352 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9353 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9354 (arm_elf_asm_constructor): Use it.
9355 (arm_elf_asm_destructor): New function.
9357 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9359 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9361 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9363 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9365 2007-03-19 Andrew Haley <aph@redhat.com>
9367 PR tree-optimization/31264
9368 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9371 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9373 PR rtl-optimization/30907
9374 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9375 (fwprop_init): Always call loop_optimizer_initialize.
9376 (fwprop_done): Always call loop_optimizer_finalize.
9377 (fwprop): We always have loop info now.
9378 (gate_fwprop_addr): Remove.
9379 (pass_fwprop_addr): Use gate_fwprop as gate.
9381 PR rtl-optimization/30841
9382 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9383 df_chain_alloc): Call df_reorganize_refs unconditionally.
9384 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9385 refs_organized to refs_organized_size.
9386 (df_ref_create_structure): Use refs_organized_size instead of
9387 bitmap_size if refs had been organized, and keep refs_organized_size
9389 * df.h (struct df_ref_info): Change refs_organized to
9390 refs_organized_size.
9391 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9394 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9396 * except.c (output_function_exception_table): Do not reference the
9397 EH personality routine for functions that do not require an
9400 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9403 * c-typeck.c (convert_for_assignment): Call comptypes for
9404 RECORD_TYPE or UNION_TYPE.
9407 * reload1.c (reload): Do invalid ASM checking after
9408 cleanup_subreg_operands.
9410 2007-03-19 Jeff Law <law@redhat.com>
9412 * tree-cfg.c (find_taken_edge): Tighten conditions for
9413 optimizing computed gotos.
9415 2007-03-19 Michael Matz <matz@suse.de>
9417 * builtins.c (expand_builtin_sync_operation,
9418 expand_builtin_compare_and_swap,
9419 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9422 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9423 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9426 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9428 * doc/tm.texi: Add brackets around the return type of
9429 TARGET_SECONDARY_RELOAD.
9431 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9432 Richard Guenther <rguenther@suse.de>
9434 PR tree-optimization/31254
9435 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9436 Use handled_component_p () where appropriate. Continue
9437 propagating into the rhs if we propagated into an INDIRECT_REF
9440 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9442 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9443 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9444 (xde, xdee): Mode attributes adjusted to support DFP modes.
9445 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9446 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9447 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9448 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9449 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9450 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9451 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9453 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9454 "movsf"): Insn definitions removed.
9455 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9456 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9457 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9459 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9460 "reload_in<mode>", "reload_out<mode>"): Expander added.
9461 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9464 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9466 * config/s390/s390.md: Only non-functional changes. Renamed
9467 FPR mode macro to BFP all over the file.
9469 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9471 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9472 (op_type attribute): RRF instruction type added.
9473 (fT0): New mode attribute.
9474 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9475 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9476 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
9477 no secondary memory is needed when moving DFmode values between GPRs
9480 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9482 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9483 inverted and documentation adjusted.
9484 ("mhard-dfp", "msoft-dfp"): New options.
9485 * config/s390/s390.c (s390_handle_arch_option): New architecture
9487 (override_options): Sanity checks for the new options added.
9488 * config.gcc: New architecture switch: z9-ec.
9489 * config/s390/s390.h (processor_flags): PF_DFP added.
9490 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9491 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9492 when the bit is NOT set so remove it from the defaults.
9494 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9496 * genemit.c (main): Print include statement for dfp.h.
9497 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9500 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9502 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9504 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9507 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9510 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9512 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9513 attr_length_call, output_call, output_indirect_call): Cleanup
9514 formatting of targetm calls.
9516 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9518 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9520 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9522 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9523 reservation, bypass and anti-bypass descriptions for these instructions.
9524 Update move patterns.
9525 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9528 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9530 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9531 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9532 (get_initial_def_for_reduction): Likewise.
9534 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9536 Fix PR tree-optimization/29922
9537 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9538 (get_representative): Removed.
9539 (value_dies_in_block_x): Update for rvuse removal.
9540 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9541 (compute_antic_aux): Handle when PHI nodes appear in
9542 non-single-successors.
9543 (dump_bitmap_of_names): Removed.
9544 (compute_antic_safe): Renamed and removed rvuse calculation.
9545 Calculate only antic safe.
9546 (insert_into_preds_of_block): Remove assert.
9547 (execute_pre): Update for renamed functions.
9548 (defer_or_phi_translate_block): New function.
9550 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9552 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9553 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9555 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9556 Follow spelling conventions.
9558 * tree-data-ref.h: Remove the prototype for analyze_array.
9560 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9562 PR tree-optimization/31041
9563 * tree-vect-transform.c (get_initial_def_for_induction): Call
9564 force_gimple_operand.
9566 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9568 * ipa-type-escape.c (look_for_casts) : Revert code to use
9569 handled_component_p due to ada test a-numaux.adb.
9571 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9573 * final.c (final_scan_insn): Alter the condition of a
9574 conditional trap if we have nonstandard CC.
9576 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9578 * configure.ac: Remove excess quoting from asm line 0 test.
9579 * configure: Rebuilt.
9581 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9583 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9584 * c-common.c (convert_and_check): Move warning logic to...
9585 (warnings_for_convert_and_check): ...here. Define.
9586 * c-common.h (warnings_for_convert_and_check): Declare.
9588 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9590 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9591 (output_call): Likewise.
9593 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9595 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9597 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9599 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9601 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9603 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9604 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9606 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9608 PR tree-optimization/31183
9609 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9610 Use double_int instead of unsigned int for representing access_strides.
9611 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9613 2007-03-16 Richard Guenther <rguenther@suse.de>
9615 PR tree-optimization/31146
9616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9617 to allow recursion of forward_propagate_addr_expr.
9618 (forward_propagate_addr_into_variable_array_index): Likewise.
9619 (forward_propagate_addr_expr): Likewise.
9620 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9621 (forward_propagate_addr_expr_1): Recurse on simple copies
9622 instead of propagating into them. Do so for useless conversions
9624 (forward_propagate_addr_expr): Clean up unused statements after
9627 2007-03-16 Richard Guenther <rguenther@suse.de>
9629 * builtins.c (expand_builtin_cexpi): Use the right argument
9630 for the expansion via cexp.
9632 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9634 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9635 * configure: Rebuilt.
9637 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9640 * dwarf2out.c (force_type_die): Adjust comment.
9641 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9643 2007-03-15 DJ Delorie <dj@redhat.com>
9645 * config/frv/predicates.md (minmax_operator): Don't check operands
9648 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9650 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9651 Update constant estimates of number of iterations.
9652 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9653 argument renamed to "realistic".
9654 (compute_estimated_nb_iterations): Removed.
9655 (record_niter_bound): New function.
9656 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9657 call record_nonwrapping_iv with upper = false.
9658 (infer_loop_bounds_from_signedness): Pass upper argument to
9659 record_nonwrapping_iv.
9660 (estimate_numbers_of_iterations_loop): Do not call
9661 compute_estimated_nb_iterations. Record estimate based on profile
9662 information. Initialize the constant estimates of number of
9664 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9666 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9667 number of iterations is too small.
9668 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9669 (EST_NOT_AVAILABLE): Removed.
9670 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9671 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9674 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9676 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9677 Handle NE_EXPR guards.
9679 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9682 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9683 Set also -pedantic-errors by default for the preprocessor unless
9684 -fpermissive is given.
9686 2007-03-15 Richard Guenther <rguenther@suse.de>
9690 * builtins.c (expand_builtin_cexpi): As a fallback if we
9691 don't have builtins for sincos or cexp create a function
9692 declaration for cexp and expand to a call to that.
9693 (expand_builtin_int_roundingfn): Always fall
9694 back to floor/ceil and its variants even if they may be
9697 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9700 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9701 jump tables, move the call to delete_dead_jumptables from here...
9702 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9703 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9704 don't allow merging of blocks that try_redirect_by_replacing_jump
9705 also does not handle when not optimizing.
9707 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9708 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9710 * config/i386/i386.md (x86_sahf_1): Correctly handle
9713 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9717 x86_64_general_operand as operand[2] predicate. Remove "iF"
9718 from operand constraints and use "e" constraint instead.
9719 (*subti3_1, *subti3_1 splitter): Ditto.
9720 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9721 operand[1] predicate.
9723 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9725 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9726 arrays, multiply the access strides by the size of the sub-array.
9727 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9729 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9731 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9732 the configured assembler supports the sahf mnemonic.
9733 * configure: Regenerate.
9734 * config.in: Regenerate.
9736 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9737 emit "sahf" or ".byte\t0x9e" as asm template.
9739 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9742 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9743 option to replace hard coded TARGET_xxx in md file.
9744 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9745 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9746 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9747 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9748 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9749 (X86_TUNE_NOT_VECTORMODE): Ditto.
9750 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9751 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9752 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9753 (TUNE_SLOW_IMUL_IMM8): Ditto.
9754 (TUNE_MOVE_M1_VIA_OR): Ditto.
9755 (TUNE_NOT_UNPAIRABLE): Ditto.
9756 (TUNE_NOT_VECTORMODE): Ditto.
9758 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9761 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9762 tuning options instead of hard coded TARGET_xxx.
9763 (fix ssemode peephole2's): Ditto.
9764 (imul peephole2's): Ditto.
9766 (movdi_or_rex64): Ditto.
9767 (move peephole2): Ditto.
9768 (not peephole2's): Ditto.
9770 2007-03-14 Dirk Mueller <dmueller@suse.de>
9772 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9773 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9774 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9776 * c-parser.c (c_parser_do_statement): Warn about empty body in
9778 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9779 * doc/invoke.texi (-Wempty-body): Update documentation.
9781 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9784 * c-common.h (warn_for_div_by_zero): Declare.
9785 * c-common.c (warn_for_div_by_zero): Define.
9786 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9789 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9791 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9792 to PREFIX and STANDARD_PREFIX.
9794 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9795 Phil Edwards <phil@codesourcery.com>
9797 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9798 (__gthread_once_t): Remove busy field for RTPs.
9799 (__GTHREAD_ONCE_INIT): Update accordingly.
9801 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9803 * doc/invoke.texi: Document VxWorks options.
9805 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9807 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9809 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9811 PR tree-optimization/30590
9812 * tree-nrv.c (tree_nrv): Check for the partial update of the
9815 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9817 * flags.h (flag_random_seed): Remove declaration, in favor of...
9818 * toplev.h (get_random_seed, set_random_seed): ... these.
9819 * tree.c (get_file_function_name): Use the former.
9820 * opts.c (common_handle_option): Use the latter.
9823 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9826 * cse.c (cse_find_path): Do not bail out if a basic block that
9827 we already visited now becomes part of a path that starts at a
9828 different basic block. Just disallow this, to make sure we
9829 visit each basic block at most once.
9831 2007-03-13 Jan Hubicka <jh@suse.cz>
9833 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9834 when profile esitmate is present, calls with very low frequency are
9837 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9839 PR tree-optimization/30730
9840 PR tree-optimization/26900
9841 * tree-ssa-loop-niter.c: Include gmp.h.
9843 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9844 split_to_var_and_offset, determine_value_range,
9845 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9846 bound_difference, bounds_add, bounds_negate,
9847 number_of_iterations_ne_max, dump_affine_iv): New functions.
9848 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9849 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9850 difference of initial and final value of control iv to validate
9852 (number_of_iterations_cond): Add loop parameter. Determine bounds
9853 on the difference of the extremes of the control iv. Add dumps.
9854 (expand_simple_operations): Handle phi nodes.
9855 (simplify_using_initial_conditions): Do not record used conditions.
9856 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9857 Do not set additional_info.
9858 (implies_nonnegative_p, implies_ge_p): Removed.
9859 (derive_constant_upper_bound): Do not use parameter `additional'.
9860 (record_estimate): Parameter `additional' removed. Parameter
9861 `i_bound' added. Do not call derive_constant_upper_bound.
9862 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9863 bound the number of iterations estimate.
9864 (estimate_numbers_of_iterations_loop): Pass the estimate from
9865 the number of iterations analysis to record_estimate.
9866 * tree.h (multiple_of_p): Declare.
9867 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9868 (scev_const_prop): Do not check expression_expensive_p.
9869 * fold-const.c (multiple_of_p): Exported.
9870 * double-int.c (double_int_mask): Exported.
9871 * double-int.h (double_int_mask): Declare.
9872 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9873 field. Added max field.
9875 2007-03-13 David Taylor <taylor@candd.org>
9878 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9881 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9884 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9885 two unamed patterns.
9887 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/i386.opt (mcx16, msahf): New options.
9890 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9891 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9893 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9894 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9895 Output -mcx16 and -msahf options when corresponding bit is set.
9897 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9900 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9902 * configure.ac: Test for assembler tolerance to # 0 "".
9903 * configure, config.in: Rebuilt.
9904 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9906 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9908 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9910 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9911 (handle_syscall): Handle direct system calls.
9912 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9914 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9916 * doc/invoke.texi: Fix cpp.info cross-reference.
9917 * doc/passes.texi: Fix gcc.info cross-reference.
9919 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9921 PR tree-optimization/30835
9922 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9923 bb_for_stmt is not NULL before accessing it.
9925 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9927 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9930 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9933 * doc/install.texi: Document --enable-stage1-languages
9935 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9937 * tree-pass.h (pass_into_cfg_layout_mode,
9938 pass_outof_cfg_layout_mode): Declare.
9939 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9940 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9941 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9942 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9944 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9946 * c-decl.c (warn_variable_length_array): New function.
9947 Refactored from grokdeclarator to handle warn_vla
9948 and handle unnamed array case.
9949 (grokdeclarator): Refactored VLA warning case.
9950 * c.opt (Wvla): New flag.
9951 * doc/invoke.texi (Wvla): New warning.
9953 2007-03-12 Richard Henderson <rth@redhat.com>
9955 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9956 (TARGET_SECTION_TYPE_FLAGS): New.
9958 2007-03-12 Richard Henderson <rth@redhat.com>
9960 * config/darwin.c (machopic_reloc_rw_mask): New.
9961 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9962 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9964 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9966 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9967 * cppdefault.h (cpp_PREFIX): Document.
9968 (cpp_PREFIX_len): Likewise.
9969 (cpp_EXEC_PREFIX): New variable.
9970 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9971 * c-incpath.c (add_standard_paths): Correct logic for relocating
9972 paths within prefix.
9974 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9976 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9977 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9979 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9980 fix_truncdfdi_sse using SSEMODEF mode macro.
9981 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9982 fix_truncdfsi_sse using SSEMODEF mode macro.
9983 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9984 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9986 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9988 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9991 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9993 * tree.h : Add multiple_of_p declaration.
9994 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9995 * ipa-type-escape.c (results_of_malloc): Redundant.
9996 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9997 (cast_type): Extended with new members.
9998 (check_cast): Returns cast_type.
9999 (cast): New structure for data of walk_use_def_chains.
10000 (is_malloc_result, is_cast_from_non_pointer_1,
10001 is_cast_from_non_pointer,
10002 is_array_access_through_pointer_and_index): New functions.
10003 (look_for_casts): Returns cast types.
10004 (check_call): Returns void.
10005 (okay_pointer_operation): Use support of pointer plus index,
10006 pointer plus constant and allow all multiplications.
10008 2007-03-11 Richard Guenther <rguenther@suse.de>
10010 PR tree-optimization/31115
10011 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10012 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10013 A shift count of zero is not special as with *_DIV_EXPR.
10014 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10017 2007-03-11 Ian Lance Taylor <iant@google.com>
10019 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10020 the *_DIV_EXPR codes correctly with overflow infinities.
10022 2007-03-11 Ira Rosen <irar@il.ibm.com>
10024 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10025 indicate success/failure of the analysis. Add negation to subtrahend
10026 in case of subtraction. Fail if both operands contain constants.
10027 (create_data_ref): Fail if analyze_offset fails.
10029 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10031 * config/i386/i386.md (frndintxf2): Rename to ...
10032 (rintxf2): ... this. Remove expander having same name.
10033 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10034 (roundsf2, rounddf2): Ditto.
10035 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10036 (lround<mode>di2, lround<mode>si2): Ditto.
10038 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10040 * lower-subreg.c: Include except.h.
10041 (decompose_multiword_subregs): Verify that the only control flow
10042 insns we can split are loads to multi-words pseudos.
10043 Handle breaking such blocks after splitting, instead of calling
10044 find_many_sub_basic_blocks.
10046 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10047 on the new basic block. Add a lengthy comment explaining why we
10048 thought this was necessary.
10049 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10051 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10054 * tree.c (walk_type_fields): Recurse into the element type of
10055 ARRAY_TYPEs if there is a pointer set.
10057 2007-03-10 Dirk Mueller <dmueller@suse.de>
10059 * c-common.c (warn_logical_operator): Fix condition.
10061 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10063 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10065 * config/darwin.c (machopic_select_section): Remove superfluous
10066 argument in call to categorize_decl_for_section. Remove unused
10069 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10071 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10073 * configure: Regenerate.
10075 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10078 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10079 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10080 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10081 Add LABEL_NUSES to emitted label.
10082 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10083 branch probability value to emitted jump insn.
10084 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10085 Do not check life information and do not re-arrange input operands
10086 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10088 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10090 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10091 the change of decode_asm_operands.
10093 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10095 * mode-switching.c (create_pre_exit): Skip blockage insn.
10097 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10099 * tree-pass.h (TODO_update_smt_usage): Remove.
10101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10105 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10107 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
10108 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
10109 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
10112 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10114 * gcc.c: Document %{, in big comment at top.
10115 (input_suffix_matches): Remove special handling for .s and
10117 (input_spec_matches): New.
10118 (handle_braces): Handle %{,.
10119 (validate_switches): ',' indicates a value which is not a switch.
10120 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10121 to detect assembler input.
10122 * config/i386/sol2.h (CPP_SPEC): Likewise.
10123 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10124 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10125 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10126 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10127 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10128 -m64 causes deployment target to default to 10.5.
10129 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10131 2007-03-09 Richard Henderson <rth@redhat.com>
10134 * target.h (targetm.asm.out.reloc_rw_mask): New.
10135 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10136 (TARGET_ASM_OUT): Use it.
10137 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10138 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10139 use the new reloc_rw_mask target hook instead.
10140 (default_section_type_flags_1): Merge into...
10141 (default_section_type_flags): ... here.
10142 (decl_readonly_section_1): Merge into...
10143 (decl_readonly_section): ... here.
10144 (default_elf_select_section_1): Merge into...
10145 (default_elf_select_section): ... here.
10146 (default_unique_section_1): Merge into...
10147 (default_unique_section): ... here.
10148 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10149 (default_select_rtx_section): Use it.
10150 (default_elf_select_rtx_section): Likewise.
10151 * output.h: Update to match.
10152 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10153 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10154 (TARGET_ASM_RELOC_RW_MASK): New.
10155 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10156 to categorize_decl_for_section.
10157 (x86_64_elf_unique_section): Likewise.
10158 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10159 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10160 (TARGET_ASM_RELOC_RW_MASK): New.
10161 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10162 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10163 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10164 (TARGET_RWRELOC): Remove.
10165 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10166 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10167 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10168 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10169 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10170 (rs6000_xcoff_select_section): Use decl_readonly_section.
10171 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10172 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10173 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10174 (TARGET_SECTION_TYPE_FLAGS): Remove.
10175 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10177 2007-03-09 Roger Sayle <roger@eyesopen.com>
10179 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10180 complex constant equality/inequality comparisons for here.
10181 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10182 known at compile-time or can be simplified to a scalar comparison.
10183 (fold_relational_const): Move compile-time evaluation of complex
10184 constant equality/inequality comparisons to here.
10186 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10188 PR rtl-optimization/30643
10189 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10191 (fold_rtx): Recurse, like before 2006-11-03.
10193 2007-03-09 DJ Delorie <dj@redhat.com>
10195 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10198 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10200 PR tree-optimization/30375
10201 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10202 LHS of statements is not the same.
10203 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10205 2007-03-09 Chao-ying Fu <fu@mips.com>
10207 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10209 * doc/invoke.texi (-mdspr2): Document new option.
10210 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10211 New unspec for DSP REV 2.
10212 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10213 these instructions are extended in DSP REV 2.
10214 (mips-dspr2.md): Include.
10215 * config/mips/mips.opt (mdspr2): New option.
10216 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10217 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10218 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10219 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10220 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10221 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10222 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10224 (bdesc_map): Add one field of unsupported_target_flags.
10225 (bdesc_arrays): Update entries to have extra fields. Add
10227 (mips_init_builtins): Initialize new function types.
10228 Check unsupported_target_fileds to filter out builtins.
10229 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10231 (ASM_SPEC): Pass mdspr2 to the assembler.
10232 * config/mips/mips-dspr2.md: New file.
10234 2007-03-09 Sa Liu <saliu@de.ibm.com>
10236 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10238 2007-03-09 Ian Lance Taylor <iant@google.com>
10240 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10241 argument) like -Wstrict-overflow=2.
10242 * doc/invoke.texi (Warning Options): Update documentation.
10244 2007-03-09 Dirk Mueller <dmueller@suse.de>
10247 * doc/invoke.texi (-Wlogical-op): Document.
10248 * common.opt (-Wlogical-op): New.
10249 * c-common.h (warn_logical_operator): Declare.
10250 * c-common.c (warn_logical_operator): Define.
10251 * c-typeck.c (parser_build_binary_op): Call
10252 warn_logical_operator.
10254 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10256 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10257 * final.c (final_scan_insn): Test for non-"" file name.
10259 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10261 * doc/loop.texi: Document the Omega linear constraints solver.
10262 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10263 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10264 omega-hash-table-size, omega-max-keys, and
10265 omega-eliminate-redundant-constraints.
10266 * tree-pass.h (pass_check_data_deps): Declared.
10269 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10270 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10271 pass_check_data_deps): New.
10272 * tree-data-ref.c (init_data_ref): Remove declaration.
10273 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10274 (analyze_array): Renamed init_array_ref, move up initializations.
10275 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10276 Removed arguments that are set to NULL.
10277 (analyze_indirect_ref): Correct indentation, correct call to
10279 (object_analysis): Call init_array_ref instead of analyze_array.
10280 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10281 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10282 of DR_ACCESS_FNS_ADDR.
10283 (init_omega_eq_with_af, omega_extract_distance_vectors,
10284 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10285 ddr_consistent_p): New.
10286 (compute_affine_dependence): Check consistency of ddrs when
10287 flag_check_data_deps is passed.
10288 (analyze_all_data_dependences): Uncomment.
10289 (tree_check_data_deps): New.
10290 * tree-data-ref.h: Include omega.h.
10291 (DR_ACCESS_FNS_ADDR): Removed.
10292 (data_dependence_relation): Add inner_loop.
10293 (DDR_INNER_LOOP): New.
10294 * common.opt (fcheck-data-deps): New.
10295 * tree-flow.h (tree_check_data_deps): Declare.
10296 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10297 (OBJS-common): Depend on omega.o.
10299 * passes.c (pass_check_data_deps): Scheduled.
10300 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10301 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10302 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10303 PARAM_VECT_MAX_VERSION_CHECKS,
10304 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10306 2007-03-09 Richard Guenther <rguenther@suse.de>
10308 PR tree-optimization/30904
10309 PR middle-end/31058
10310 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10311 the same way as *_DIV_EXPR.
10313 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10315 * recog.c (decode_asm_operands): No mixed declarations and code.
10317 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10319 * rtl.def (ASM_INPUT): Add location.
10320 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10321 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10322 (decode_asm_operands): Add loc operand.
10323 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10324 * stmt.c (expand_asm): Rename to...
10325 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10326 gen_rtx_ASM_INPUT_loc.
10327 (expand_asm_expr): Adjust.
10328 * recog.c (decode_asm_operands): Add loc operand.
10329 (check_asm_operands, extract_insn): Adjust.
10330 * reload1.c (maybe_fix_stack_asms): Likewise.
10331 * final.c (asm_insn_count): Likewise.
10332 (final_scan_insn): Output # line before and after asm.
10334 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10336 * tree-ssa-structalias.c (variable_info): Remove
10338 (new_var_info): Ditto.
10339 (shared_bitmap_info_t): New structure.
10340 (shared_bitmap_table): New variable.
10341 (shared_bitmap_hash): New function.
10342 (shared_bitmap_eq): Ditto
10343 (shared_bitmap_lookup): Ditto.
10344 (shared_bitmap_add): Ditto.
10345 (merge_smts_into): Change to take bitmap directly.
10346 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10347 (init_alias_vars): Init shared bitmap hashtable.
10348 (delete_points_to_sets): Delete shared bitmap hashtable.
10349 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10350 is_aliased removal as a change that was still necessary was
10353 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10355 * config/i386/i386.h (override_options): Conditionally disable
10356 x86_sahf for 64bit targets only.
10358 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10361 * c-decl.c (merge_decls): Don't call make_var_volatile.
10362 * varasm.c (make_var_volatile): Remove.
10363 * output.h (make_var_volatile): Remove.
10365 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10367 PR tree-optimization/31085
10368 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10370 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10372 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10373 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10374 ATTR_CONST_NOTHROW_LIST.
10376 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10379 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10381 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10383 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10386 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10388 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10389 passed, use shared libgcc.
10391 2007-03-08 Roger Sayle <roger@eyesopen.com>
10393 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10394 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10395 (honor_protect_cleanup_actions, lower_try_finally_switch):
10397 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10398 ifc_temp_var): Likewise.
10399 * tree-inline.c (setup_one_parameter): Likewise.
10400 * tree-mudflap.c (mf_decl_cache_locals,
10401 mf_build_check_statement_for): Likewise.
10402 * tree-nested.c (init_tmp_var, save_tmp_var,
10403 finalize_nesting_tree_1): Likewise.
10404 * tree-outof-ssa.c (insert_copy_on_edge,
10405 insert_backedge_copies): Likewise.
10406 * tree-profile.c (tree_gen_edge_profiler,
10407 tree_gen_ic_profiler): Likewise.
10408 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10409 * tree-sra.c (sra_build_assignment): Likewise.
10410 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10411 * tree-ssa-math-opts.c (insert_reciprocals,
10412 execute_cse_sincos_1): Likewise.
10413 * tree-tailcall.c (adjust_accumulator_values,
10414 adjust_return_value): Likewise.
10415 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10416 * tree-vect-transform.c (vect_create_data_ref_ptr,
10417 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10418 vect_create_epilog_for_reduction, vectorizable_reduction,
10419 vectorizable_call, vectorizable_conversion,
10420 vectorizable_assignment, vectorizable_operation,
10421 vectorizable_type_demotion, vect_gen_widened_results_half,
10422 vect_permute_store_chain, vectorizable_store,
10423 vect_setup_realignment, vect_permute_load_chain,
10424 vectorizable_load, vectorizable_condition,
10425 vect_create_cond_for_align_checks): Likewise.
10426 * tree-vrp.c (build_assert_expr_for): Likewise.
10428 2007-03-08 Ian Lance Taylor <iant@google.com>
10430 * tree-vrp.c: Include "intl.h".
10431 (usable_range_p): New static function.
10432 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10433 overflowed values, juts set *strict_overflow_p.
10434 (compare_values): Only return -2 if one of the operands is not a
10436 (compare_ranges): Call usable_range_p.
10437 (compare_range_with_value): Likewise.
10438 (vrp_evaluate_conditional_warnv): Rename from
10439 vrp_evaluate_conditional. Make static. Change all callers.
10440 (vrp_evaluate_conditional): New function.
10441 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10442 on signed overflow.
10443 (simplify_abs_using_ranges): Likewise.
10444 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10445 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10446 within_stmt parameter.
10447 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10448 vrp_evaluate_conditional.
10449 * tree-ssa-threadedge.c
10450 (record_temporary_equivalences_from_stmts_at_dest): Change
10451 simplify parameter to take a second tree parameter.
10452 (simplify_control_stmt_condition): Likewise.
10453 (thread_across_edge): Likewise.
10454 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10455 (thread_across_edge): Likewise.
10456 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10458 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10460 * config/i386/i386.h (TARGET_SAHF): New define.
10461 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10462 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10463 (x86_sahf): New global variable.
10464 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10465 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10466 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10467 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10469 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10470 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10471 when expanding fcomi/sahf based tests.
10472 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10473 expanding sahf based alternative. Emit sahf based sequence when
10474 optimizing for code size.
10475 * config/i386/i386.md (x86_sahf_1): Do not disable for
10476 TARGET_64BIT, enable for TARGET_SAHF.
10478 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10480 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10481 spurious whitespace from error message.
10483 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10486 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10488 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10490 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10492 * tree-sra.c (instantiate_element): Propagate disabled warnings
10493 from the element itself to the created variable.
10495 2007-03-07 Richard Henderson <rth@redhat.com>
10498 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10499 silently fix up the stack in the case of a missing register.
10501 2007-03-07 Paul Brook <paul@codesourcery.com>
10503 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10505 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10507 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10509 (phase1_vrs): Use them.
10510 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10511 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10512 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10513 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10514 __gnu_Unwind_Restore_WMMXC if required.
10515 (_Unwind_VRS_Pop): Implement iWMMXt support.
10516 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10517 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10518 gnu_Unwind_Save_WMMXC): Define.
10520 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10522 * config/vxworks.h (vxworks_override_options): Declare.
10523 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10524 * config/vxworks.c: Include target.h and toplev.h.
10525 (vxworks_override_options): New function.
10526 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10528 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10530 * config/s390/s390.c (override_options): Don't emit an error when
10531 -mstack-size is used without providing -mstack-guard.
10532 (s390_emit_prologue): Choose stack_guard value automatically if not
10533 provided via command line.
10534 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10536 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10538 * config/i386/i386.c (output_set_got): Add a GOT initialization
10539 sequence for VxWorks PIC.
10540 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10541 around labels as well as symbols. Use gotoff_operand instead
10542 of local_symbolic_operand.
10543 (legitimize_pic_address): Use gotoff_operand instead of
10544 local_symbolic_operand. Use @GOT accesses for labels as
10546 (ix86_output_addr_diff_elt): Use PC-relative rather than
10547 GP-relative offsets for VxWorks PIC.
10548 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10549 no_new_pseudos. Check whether the returned register is op0.
10550 * config/i386/i386.md (tablejump): Use PC-relative rather than
10551 GP-relative offsets for VxWorks PIC.
10552 * config/i386/predicates.md (gotoff_operand): New predicate.
10554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10556 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10558 * config/vxworks-dummy.h: New file.
10559 * config/i386/i386.h: Include it.
10561 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10563 * dwarf2out.c (is_inlined_entry_point): New
10564 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10565 DW_AT_ranges if the first subblock is the entry point.
10567 2007-03-06 David Daney <ddaney@avtrex.com>
10569 * doc/install.texi (mips-*-*): Change recommended binutils
10572 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10574 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10575 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10577 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10578 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10580 2007-03-06 Jan Hubicka <jh@suse.cz>
10582 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10583 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10585 (probably_cold_bb_p): Cold functions are cold.
10586 (probably_never_executed_bb_p): Cold functions are cold.
10587 (tree_bb_level_predictions): Predict calls to cold functions as not
10589 (compute_function_frequency): Check hot/cold attributes.
10590 * function.h (function_frequency): Update comments.
10591 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10592 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10593 (c_common_att): Add cold and hot.
10595 * doc/extend.texi (hot,cold attributes): Document.
10597 2007-03-06 Andrew Haley <aph@redhat.com>
10599 * function.c (expand_function_end): Move blockage to just after we
10600 emit the label for the naked return from the function.
10602 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10604 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10607 2007-03-06 Jan Hubicka <jh@suse.cz>
10609 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10610 loaded for constant large models. Non-large 64bit PIC can do.
10611 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10612 * cmodel.h: Add LARGE PIC.
10613 * i386.md (UNSPEC_PLTOFF): New.
10614 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10616 (*call_1_rex64): Disable for large models.
10617 (*call_1_rex64_large): New.
10618 (*call_value_1_rex64): Disable for large models.
10619 (*call_value_1_rex64_large): New.
10620 (set_rip_rex4): New.
10621 (set_got_offset_rex64): New.
10622 * predicates.md (constant_call_address_operand): For large model
10623 constant calls are not possible.
10624 * i386-protos.h (construct_plt_address): Declare.
10625 * i386.c (override_options): Accept large models.
10626 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10627 (legitimate_constant_p): Add new UNSPECs.
10628 (legitimate_pic_operand_p): Likewise.
10629 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10630 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10632 (output_pic_addr_const): Add PLTOFF.
10633 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10634 (ix86_expand_move): Legitimize pic address when in PIC mode.
10635 (construct_plt_address): New function.
10636 (ix86_expand_call): Offload the address to register and use GOT pointer
10638 * invoke.texi (mcmodel=large): Update documentation.
10640 2007-03-06 Richard Henderson <rth@redhat.com>
10642 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10643 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10644 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10645 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10646 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10647 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10648 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10649 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10650 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10651 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10652 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10653 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10654 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10655 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10656 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10657 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10658 x86_schedule, x86_use_bt, x86_pad_returns,
10659 x86_use_xchgb): Merge into ...
10660 (ix86_tune_features): ... here. New array.
10661 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10662 x86_bswap): Merge into ...
10663 (ix86_arch_features): ... here. New array.
10664 (x86_3dnow_a): Remove.
10665 (x86_accumulate_outgoing_args): Make static.
10666 (x86_arch_always_fancy_math_387): Make static.
10667 (ix86_tune_mask, ix86_arch_mask): Move ...
10668 (override_options): ... to local variables here. Apply the
10669 appropriate mask to each element of ix86_arch_features and
10670 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10671 as were done in the old macros.
10672 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10673 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10674 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10675 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10676 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10677 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10678 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10679 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10680 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10681 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10682 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10683 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10684 x86_accumulate_outgoing_args, x86_prologue_using_move,
10685 x86_epilogue_using_move, x86_decompose_lea,
10686 x86_arch_always_fancy_math_387, x86_shift1,
10687 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10688 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10689 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10690 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10691 x86_use_incdec, x86_pad_returns, x86_bswap,
10692 x86_partial_flag_reg_stall): Remove.
10693 (enum ix86_tune_indices): New.
10694 (ix86_tune_features): New.
10695 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10696 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10697 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10698 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10699 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10700 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10701 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10702 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10703 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10704 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10705 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10706 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10707 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10708 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10709 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10710 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10711 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10712 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10713 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10714 TARGET_EXT_80387_CONSTANTS): Use it.
10715 (enum ix86_arch_indices): New.
10716 (ix86_arch_features): New.
10717 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10718 TARGET_BSWAP): Use it.
10719 (ix86_tune_mask, ix86_arch_mask): Remove.
10721 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10724 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10725 Define using $${sysroot_headers_suffix}.
10726 * configure: Regenerate.
10727 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10728 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10730 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10731 * gcc.c (print_sysroot_headers_suffix): New.
10732 (option_map): Include --print-sysroot-headers-suffix.
10733 (display_help): Mention -print-sysroot-headers-suffix.
10734 (process_command): Handle -print-sysroot-headers-suffix.
10735 (do_spec_1): Append multilib directory to include-fixed path if
10736 sysroot suffixes in use.
10737 (main): Handle -print-sysroot-headers-suffix.
10738 * Makefile.in (start.encap): Don't depend on xlimits.h
10739 (xlimits.h): Remove.
10740 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10741 limits.h for each multilib in fixinc_list.
10742 (fixinc_list, s-fixinc_list): New.
10743 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10744 generate them for each multilib in fixinc_list.
10745 (stmp-fixproto): Use include-fixed. Run fixproto for each
10746 multilib in fixinc_list.
10747 (mostlyclean): Don't remove xlimits.h.
10748 (clean): Remove include-fixed.
10749 (real-install-headers-tar, real-install-headers-cpio,
10750 real-install-headers-cp): Don't copy include, only include-fixed.
10751 (install-mkheaders): Depend on fixinc_list. Don't depend on
10752 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10753 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10754 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10756 2007-03-06 Jan Hubicka <jh@suse.cz>
10758 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10761 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10763 * configure.ac: Allow tm_file to contain build-directory files.
10764 * configure: Regenerate.
10765 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10766 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10767 * config/m68k/print-sysroot-suffix.sh: New file.
10769 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10771 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10772 of pic_offset_table_rtx if reload_completed.
10773 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10774 PIC_OFFSET_TABLE_REGNUM.
10775 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10777 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10778 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10780 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10782 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10783 functions that call eh_return.
10785 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10787 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10788 functions that need a constant pool.
10790 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10793 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10794 (m68k_preferred_reload_class): Likewise.
10795 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10796 (SECONDARY_RELOAD_CLASS): Define.
10797 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10798 (LIMIT_RELOAD_CLASS): Delete.
10799 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10800 registers from storing bytes.
10801 (m68k_secondary_reload_class): New function.
10802 (m68k_preferred_reload_class): Likewise.
10804 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10806 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10808 (m68k_expand_prologue): Likewise.
10810 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10812 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10813 (mips_expand_epilogue): Add a bool parameter.
10814 (m68k_legitimize_sibcall_address): Declare.
10815 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10816 (m68k_expand_epilogue): Add a parameter to select between sibling
10817 and normal epilogues. Only generate a return for the latter.
10818 (m68k_ok_for_sibcall_p): New function.
10819 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10820 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10821 (sibcall_value, *sibcall_value): Likewise.
10822 (*call, *call_value): Require !SIBLING_CALL_P.
10823 (epilogue): Update call to m68k_expand_epilogue.
10824 (sibcall_epilogue): New pattern.
10825 * config/m68k/predicates.md (const_call_operand): Say that this
10826 predicate applies to sibling calls too.
10827 (sibcall_operand): New predicate.
10829 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10831 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10832 alternatives as movsi_cf.
10833 (movsf_cf_hard): Add commentary.
10835 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10836 Richard Sandiford <richard@codesourcery.com>
10838 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10839 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10840 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10841 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10842 as being live on exit from an interrupt function.
10843 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10844 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10845 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10846 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10847 (m68k_interrupt_function_p): Globalize.
10848 (m68k_compute_frame_layout): Remove reverse mask code.
10849 (m68k_emit_movem, m68k_set_frame_related): New functions.
10850 (m68k_output_function_prologue): Delete in favor of...
10851 (m68k_expand_prologue): ...this new function.
10852 (m68k_output_function_epilogue): Delete in favor of...
10853 (m68k_expand_epilogue): ...this new function.
10854 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10856 (print_operand): Handle %?.
10857 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10858 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10859 (prologue, epilogue): New patterns.
10860 (return): Turn into a define_expand.
10861 (*return): New pattern, derived from old "return" pattern. Use rte
10862 rather than rts for interrupt functions. Only use rtd if the pop
10864 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10865 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10866 (link, *link, unlink, *unlink, load_got): Likewise.
10868 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10872 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10873 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10874 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10875 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10876 and m68k_matches_u_p.
10877 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10878 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10879 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10880 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10881 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10882 (REG_STRICT_P): New macro.
10883 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10884 PCREL_GENERAL_OPERAND_OK.
10885 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10886 m68k_legitimate_base_reg_p.
10887 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10888 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10889 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10890 * config/m68k/m68k.c (m68k_address): New structure.
10891 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10892 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10893 (m68k_jump_table_ref_p, m68k_decompose_address)
10894 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10895 (m68k_matches_u_p): New functions.
10896 (print_operand_address): Rewrite to use m68k_decompose_index.
10898 2007-03-05 David Taylor <dtaylor@emc.com>
10900 * gcc.c: Correct copyright date in --version output.
10902 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10904 * pa.md: In unamed move patterns, disparge copies between general
10905 and floating point registers using '?' modifier. Don't include 'f'
10906 constraint for register preferences in DImode, SImode, HImode and
10907 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10908 Remove constraints for copies between general and floating registers
10909 in soft-float DFmode pattern.
10910 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10914 2007-03-05 Mike Stump <mrs@apple.com>
10916 * c-common.c (targetcm): Add.
10917 * c-opts.c (c_common_handle_option): Handle language specific
10919 * opts.c (handle_option): Verify language for target options, if
10921 * opth-gen.awk: Add CL_LANG_ALL.
10922 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10923 (TARGETCM_INITIALIZER): Add.
10924 * target.h (struct gcc_targetcm): Add.
10926 * targhooks.c (default_handle_c_option): Add.
10927 * targhooks.h (default_handle_c_option): Add.
10928 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10930 * config/darwin.opt (iframework): Add.
10931 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10932 * config/darwin-c.c (handle_c_option): Add.
10933 (TARGET_HANDLE_C_OPTION): Add.
10935 * doc/invoke.texi (Darwin Options): Add -iframework.
10937 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10939 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10942 2007-03-05 Ian Lance Taylor <iant@google.com>
10944 * c.opt (fgnu89-inline): New option.
10945 * c-opts.c (c_common_post_options): Set default value for
10947 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10948 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10950 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10951 (grokdeclarator, start_function): Likewise.
10952 * c-cppbuiltin.c (c_cpp_builtins): Define either
10953 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10954 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10955 (C Dialect Options): Document -fgnu89-inline.
10956 * doc/extend.texi (Function Attributes): Explain what the
10957 gnu_inline attribute does.
10958 * doc/cpp.texi (Common Predefined Macros): Document
10959 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10961 2007-03-05 Ian Lance Taylor <iant@google.com>
10963 PR tree-optimization/31034
10964 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10965 half-range if the other side is an overflow infinity.
10967 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10969 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10970 (bfin*-linux-uclibc*): New configuration.
10971 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10973 * config/bfin/linux.h: New file.
10974 * config/bfin/libgcc-bfin.ver: New file.
10975 * config/bfin/t-bfin-uclinux: New file.
10976 * config/bfin/t-bfin-linux: New file.
10977 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10978 (TARGET_OS_CPP_BUILTINS): New macro.
10980 2007-03-05 Richard Guenther <rguenther@suse.de>
10982 * fold-const.c (fold_binary): Remove duplicate folding
10983 of comparison of non-null ADDR_EXPR against null.
10985 2007-03-05 Richard Guenther <rguenther@suse.de>
10986 Dorit Nuzman <dorit@il.ibm.com>
10988 PR tree-optimization/26420
10989 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10990 are no loops in the function. Only print the number of
10991 vectorized loops if it is greater than zero or we are supposed
10992 to print information about unvectorized loops.
10994 2007-03-05 Revital Eres <eres@il.ibm.com>
10996 * gcc.dg/var-expand1.c: New test.
10997 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10998 when an accumulator is expanded.
11000 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11003 * c-common.c (convert_and_check): Don't give warnings for
11004 conversion if 'expr' already overflowed.
11006 2007-03-04 Roger Sayle <roger@eyesopen.com>
11008 PR middle-end/30744
11009 * fold-const.c (fold_comparison): Enforce type consistency when
11010 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11012 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11014 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11015 containing a cast to the base of TARGET_MEM_REF.
11017 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11019 * tree.c (tree_contains_struct_check_failed): Remove spurious
11020 whitespace from error message.
11022 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11025 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11026 instead of precision.
11028 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11029 Nathan Sidwell <nathan@codesourcery.com>
11031 * emit-rtl.c (find_auto_inc): New.
11032 (try_split): recreate REG_INC notes,
11033 Use regular for loops rather than whiles.
11035 2007-03-03 Andreas Schwab <schwab@suse.de>
11037 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11038 * configure: Regenerate.
11040 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11042 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11043 flag_rounding_math, not flag_unsafe_math_optimizations.
11045 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11047 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11048 alpha_fold_vector_minmax): Likewise.
11049 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11050 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11052 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11054 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11055 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11056 if the lhs has side-effects.
11057 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11059 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11061 * config/i386/i386.h (TUNEMASK): Remove define.
11062 (ARCHMASK): Remove define.
11063 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11064 Use ix86_arch_mask variable instead of ARCHMASK.
11065 * config/i386/i386.c (override_options): Ditto.
11066 (standard_80387_constant_p): Ditto.
11068 2007-03-02 Ian Lance Taylor <iant@google.com>
11070 Used signed infinities in VRP.
11071 * tree-vrp.c (uses_overflow_infinity): New static function.
11072 (supports_overflow_infinity): New static function.
11073 (make_overflow_infinity): New static function.
11074 (negative_overflow_infinity): New static function.
11075 (positive_overflow_infinity): New static function.
11076 (is_negative_overflow_infinity): New static function.
11077 (is_positive_overflow_infinity): New static function.
11078 (is_overflow_infinity): New static function.
11079 (overflow_infinity_range_p): New static function.
11080 (compare_values_warnv): New function split out of compare_values.
11081 (compare_value): Call it.
11082 (set_value_range_to_nonnegative): Add overflow_infinity
11083 parameter. Change caller.
11084 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11086 (vrp_expr_computes_nonzero): Likewise.
11087 (compare_ranges, compare_range_with_value): Likewise.
11088 (compare_name_with_value, compare_names): Likewise.
11089 (vrp_evaluate_conditional): Likewise.
11090 (set_value_range): Handle infinity
11091 (vrp_operand_equal_p, operand_less_p): Likewise.
11092 (extract_range_from_assert): Likewise.
11093 (vrp_int_const_binop): Likewise.
11094 (extract_range_from_binary_expr): Likewise.
11095 (extract_range_from_unary_expr): Likewise.
11096 (extract_range_from_comparison): Likewise.
11097 (extract_range_from_expr): Likewise.
11098 (dump_value_range): Likewise.
11099 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11100 (test_for_singularity): Likewise.
11101 (vrp_int_const_binop): Remove inline qualifier.
11102 (adjust_range_with_scev): Add comment.
11103 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11105 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11107 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11108 (get_constraint_for): Likewise.
11109 (do_structure_copy): Likewise.
11110 (find_func_aliases): Fix references to MODIFY_EXPR.
11111 (intra_create_variable_infos): Tidy.
11112 * tree-ssa-operands.c (add_virtual_operand): Add argument
11114 When adding members of alias sets, if IS_CALL_SITE is true and
11115 the symbol is not call-clobbered, skip it.
11116 Adjust all callers.
11118 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11120 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11121 entry by means of emit_insn_at_entry.
11123 2007-03-02 Richard Henderson <rth@redhat.com>
11125 * expr.h (promoted_input_arg): Remove decl.
11126 * function.c (promoted_input_arg): Merge into ...
11127 * combine.c (setup_incoming_promotions): ... only caller.
11128 Rearrange to avoid double loop.
11130 2007-03-02 Ben Elliston <bje@au.ibm.com>
11131 Peter Bergner <bergner@vnet.ibm.com>
11132 Janis Johnson <janis187@us.ibm.com>
11134 * config/rs6000/dfp.md: New file.
11135 * config/rs6000/rs6000.md: Include dfp.md.
11136 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11137 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11138 and TDmode decimal float modes in FP registers.
11139 (num_insns_constant): Likewise.
11140 (rs6000_legitimate_offset_address_p): Likewise.
11141 (rs6000_legitimize_address): Likewise.
11142 (rs6000_legitimize_reload_address): Likewise.
11143 (rs6000_legitimate_address): Likewise.
11144 (rs6000_emit_move): Likewise.
11145 (function_arg_boundary): Likewise.
11146 (function_arg_advance): Likewise.
11147 (rs6000_darwin64_record_arg_recurse): Likewise.
11148 (function_arg): Likewise.
11149 (rs6000_gimplify_va_arg): Likewise.
11150 (rs6000_split_multireg_move): Likewise.
11151 (rs6000_output_function_epilogue): Likewise.
11152 (rs6000_output_function_epilogue): Likewise.
11153 (rs6000_register_move_cost): Likewise.
11154 (rs6000_function_value): Likewise.
11155 (rs6000_libcall_value): Likewise.
11157 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11159 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11161 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11163 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11164 Use $MULTIDIR to choose between the kernel and RTP headers,
11165 and use $WIND_BASE and $WIND_USR to locate them.
11167 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11169 * config/i386/i386.c (override_options): Put initialization of
11170 ix86_tune_mask and ix86_arch_mask to the correct place.
11172 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11173 Michael Meissner <michael.meissner@amd.com>
11176 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11177 (ARCHMASK): Define.
11178 (TARGET_CMOVE): Use ARCHMASK.
11179 (TARGET_CMPXCHG): Ditto.
11180 (TARGET_CMPXCHG8B): Ditto.
11181 (TARGET_XADD): Ditto.
11182 (TARGET_BSWAP): Ditto.
11183 * config/i386/i386.c (ix86_tune_mask): New global variable.
11184 (ix86_arch_mask): Ditto.
11185 (override_options): Initialize ix86_tune_mask and
11186 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11189 2007-03-02 Ben Elliston <bje@au.ibm.com>
11192 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11194 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11196 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11197 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11198 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11199 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11201 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11202 rs6000_init_dwarf_reg_sizes_extra): New.
11203 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11204 SPE register high parts.
11206 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11208 * Makefile.in: Add install-pdf target as
11209 copied from automake v1.10 rules.
11210 * configure.ac: Add install-pdf to target list.
11211 * configure: Regenerate.
11213 2007-03-01 Paul Brook <paul@codesourcery.com>
11215 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11216 modes to LDRD for DImode.
11217 (output_move_double): Fixup out of range ldrd/strd.
11218 (vfp_secondary_reload_class): Rename...
11219 (coproc_secondary_reload_class): ... to this. Add wb argument.
11220 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11221 coproc_secondary_reload_class for CLASS_IWMMXT.
11222 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11223 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11225 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11227 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
11228 factor by the estimated number of iterations.
11229 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
11232 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11233 decode_caches_intel, detect_caches_intel): New functions.
11234 (host_detect_local_cpu): Use detect_caches_amd and
11235 detect_caches_intel.
11237 2007-03-01 Richard Henderson <rth@redhat.com>
11239 * expr.c (emit_move_complex_push): Export.
11240 (emit_move_complex_parts): Split out from ...
11241 (emit_move_complex): ... here.
11242 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11243 * config/i386/i386.md (movcdi): New.
11245 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11247 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11248 size of mode1 to check for tieable modes in MMX case.
11250 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11252 * Makefile.in (rtlanal.o): Depend on tree.h.
11253 * rtl.h (offset_within_section_p, split_const): Declare.
11254 * rtlanal.c: Include tree.h.
11255 (offset_within_block_p): New function, taken from
11256 mips_offset_within_object_p.
11257 (split_const): New function, taken from mips_split_const.
11258 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11260 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11261 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11262 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11263 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11264 (m68k_illegitimate_symbolic_constant_p): New function.
11265 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11266 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11267 symbolic constant that might be outside the symbol's section,
11268 move the symbol first and then add the offset.
11269 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11271 * config/mips/mips.c (mips_split_const): Delete.
11272 (mips_offset_within_object_p): Delete.
11273 (mips_symbolic_constant_p): Use offset_within_section_p and
11274 split_const instead of mips_offset_within_object_p and
11276 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11277 (mips_legitimize_const_move, print_operand_reloc)
11278 (mips_dangerous_for_la25_p): Use split_const instead of
11281 2007-02-28 Eric Christopher <echristo@apple.com>
11283 * Makefile.in (install-include-dir): Don't rm -rf include.
11285 2007-02-28 Richard Guenther <rguenther@suse.de>
11287 PR middle-end/30364
11288 * fold-const.c (fold_binary): Do not associate expressions
11289 with more than one variable for integer types that do not wrap.
11291 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11293 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11294 Delete, and replace with...
11295 (fold_builtin_call_array): This. Update callers to use it.
11296 * fold-const.c (fold_build_call_list): Delete, and replace with...
11297 (fold_build_call_array): This.
11298 (fold_build_call_list_initializer): Delete, and replace with...
11299 (fold_build_call_array_initializer): This.
11300 * tree.h: Update declarations to reflect above changes.
11302 * c-typeck.c (build_function_call): Store converted arguments
11303 in a stack-allocated array instead of building a list.
11304 (convert_arguments): Store arguments in the array passed in as an
11305 argument, and return the actual number of arguments.
11306 * c-format.c: (check_function_format): Pass arguments in an
11307 array instead of a list.
11308 * c-common.c (check_function_nonnull): Likewise.
11309 (check_function_sentinel): Likewise.
11310 (check_function_arguments): Likewise.
11311 * c-common.h: Update declarations to reflect above changes.
11313 2007-02-28 Jan Hubicka <jh@suse.cz>
11315 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11316 PRED_NEGATIVE_RETURN): Update outcomes.
11318 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11320 * calls.c (emit_library_call_value_1): Handle partial registers
11321 correctly when building up CALL_INSN_FUNCTION_USAGE.
11323 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11325 * pa/predicates.md (move_src_operand): Allow zero for mode.
11326 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11329 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11332 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11333 *movv2df_internal): Enable pattern only for valid operand
11335 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11336 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11338 2007-02-27 Mike Stump <mrs@apple.com>
11340 * config/darwin-crt3.c: Avoid compilation when compiling for a
11343 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11345 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11347 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11348 for fixed headers and limits.h.
11349 (install-include-dir, install-headers-tar, install-headers-cpio,
11350 install-headers-cp, real-install-headers-tar,
11351 real-install-headers-cpio, real-install-headers-cp): Handle
11352 include-fixed as well as include.
11353 (install-mkheaders): Don't install files that go only in include
11355 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11356 from GCC_INCLUDE_DIR.
11357 * gcc.c (process_command): Remove special -BstageN/ handling.
11358 (do_spec_1): Add include-fixed directories.
11360 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11362 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11364 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11366 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11369 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11371 * c-common.c (get_priority): Add check for
11372 SUPPORTS_INIT_PRIORITY.
11374 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11376 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11378 * config/bfin/bfin.c: Include "cfglayout.h".
11379 (MAX_LSETUP_DISTANCE): New macro.
11380 (struct loop_info): New members incoming, incoming_src and
11381 incoming_dest. Delete member predecessor.
11382 (length_for_loop): New function.
11383 (bfin_optimize_loop): Handle more different loop structures.
11384 (bfin_discover_loop): Rework detection of predecessor blocks by
11385 examining incoming edges.
11386 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11388 (bfin_reorder_loops): New function.
11389 (bfin_reorg_loops): Use these three new functions.
11391 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11392 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11393 (CONSTRAINT_LEN): Add entry for 'q'.
11394 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11395 Add 'q' constraints.
11396 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11397 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11399 * config/bfin/bfin.md (add_with_carry): New pattern.
11400 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11401 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11402 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11403 support unsigned multiplies too. Removed incorrect commutativity from
11404 operand 1 constraint where appropriate.
11405 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11407 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11408 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11410 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11411 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11412 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11413 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11414 usmulhisi_hh_huh): New patterns.
11416 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11417 lshifthi3): Fix output template to use half reg for operand 2.
11419 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11422 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11424 2007-02-27 Andreas Schwab <schwab@suse.de>
11426 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11428 2007-02-27 Jan Hubicka <jh@suse.cz>
11430 * predict.c (last_basic_block_p): Remove.
11431 (tree_estimate_probability): Update return heuristic for commonized
11434 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11436 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11438 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11440 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11441 * doc/cpp.texi: Standardize title page.
11442 * doc/cppinternals.texi: Likewise.
11443 * doc/gcc.texi: Standardize title page, remove version number
11444 from copyright page.
11445 * doc/gccint.texi: Likewise.
11446 * doc/install.texi: Standardize title page, add table of
11449 2007-02-26 Jan Hubicka <jh@suse.cz>
11451 * predict.def: Set outcomes according to more recent results.
11452 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11453 Remove dead predictors.
11454 * predict.c (return_prediction): Fix pasto.
11456 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11458 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11459 change; avoid a memory leak when returning early.
11461 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11463 * c-decl.c (static_ctors): Move to c-common.c.
11464 (static_dtors): Likewise.
11465 (finish_function): Use c_record_cdtor_fn.
11466 (build_cdtor): Move to c-common.c.
11467 (c_write_global_declarations): Use c_build_cdtor_fns.
11468 * c-common.h (static_ctors): Declare.
11469 (static_dtors): Likewise.
11470 (c_record_cdtor_fn): Likewise.
11471 (c_build_cdtor_fns): Likewise.
11472 * c-common.c (static_ctors): New variable.
11473 (static_dtors): Likewise.
11474 (c_record_cdtor_fn): New function.
11475 (build_cdtor): Move from c-decl.c
11476 (c_build_cdtor_fns): New function.
11478 * output.h (assemble_addr_to_section): Declare.
11479 (get_cdtor_priority_section): Likewise.
11480 * varasm.c (assemble_addr_to_section): New function.
11481 (get_cdtor_priority_section): Likewise.
11482 (default_named_section_asm_out_destructor): Use them.
11483 (destor_dtor_section_asm_out_destructor): Likewise.
11484 (default_named_section_asm_out_constructor): Likewise.
11485 (default_ctor_section_asm_out_constructor): Likewise.
11486 * config.gcc (*-*-vxworks*): Include vxworks.o.
11487 * config/t-vxworks (vxworks.o): New target.
11488 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11489 (TARGET_ASM_CONSTRUCTOR): Define.
11490 (TARGET_ASM_DESTRUCTOR): Likewise.
11491 (vxworks_asm_out_constructor): Declare.
11492 (vxworks_asm_out_destructor): Likewise.
11494 * c-common.c (get_priority): Check that we have not just an
11495 INTEGER_CST, but an integer constant with integeral type.
11497 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11499 PR tree-optimization/30938
11500 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11501 use &dt[nargs-1] instead of &dt[nargs] in the call to
11502 vect_is_simple_use().
11504 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11506 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11507 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11508 Do not attempt to handle MEM inside auto-inc expressions.
11509 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11510 of a register modified by an auto-inc expression. However, do handle
11511 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11512 (elimination_effects): Prohibit elimination of a register modified
11513 by an auto-inc expression. Disable register elimination rules whose
11514 target register is modified by an auto-inc expression with variable
11517 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11519 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11521 (array_at_struct_end_p): New function.
11522 (idx_infer_loop_bounds): Use it.
11523 (estimate_numbers_of_iterations_loop): Export.
11524 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11525 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11526 (tree_estimate_probability): Call record_loop_exits.
11527 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11528 (estimated_loop_iterations, estimated_loop_iterations_int,
11529 estimated_loop_iterations_tree): New functions.
11530 (analyze_siv_subscript_cst_affine,
11531 compute_overlap_steps_for_affine_1_2,
11532 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11533 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11534 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11535 (PRED_LOOP_ITERATIONS_GUESSED): New.
11536 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11537 * cfgloop.h (estimate_numbers_of_iterations_loop,
11538 estimated_loop_iterations_int): Declare.
11540 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11542 * doc/extend.texi: Document optional priority argument to
11543 constructors and destructors.
11544 * tree.c (init_priority_for_decl): Adjust GTY markers.
11545 (init_ttree): Use priority-info hash functions for
11546 init_priority_for_decl.
11547 (tree_map_eq): Rename to ...
11548 (tree_map_base_eq): ... this.
11549 (tree_map_marked_p): Rename to ...
11550 (tree_map_base_marked_p): ... this.
11551 (tree_map_base_hash): New function.
11552 (decl_init_priority_lookup): Rework.
11553 (decl_fini_priority_lookup): New function.
11554 (decl_priority_info): New function.
11555 (decl_init_priority_insert): Use it.
11556 (decl_fini_priority_insert): Likewise.
11557 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11559 (decl_restrict_base_insert): Likewise.
11560 (decl_debug_expr_insert): Likewise.
11561 (decl_value_expr_lookup): Likewise.
11562 (decl_value_expr_insert): Likewise.
11563 * tree.h (priority_type): New type.
11564 (decl_init_priority_lookup): Use priority_type.
11565 (decl_fini_priority_lookup): New function.
11566 (decl_init_priority_insert): Use priority_type.
11567 (decl_fini_priority_insert): New function.
11568 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11569 (DECL_INIT_PRIORITY): Likewise.
11570 (SET_DECL_INIT_PRIORITY): Add comment.
11571 (DECL_FINI_PRIORITY): New macro.
11572 (SET_DECL_FINI_PRIORITY): Likewise.
11573 (DEFAULT_INIT_PRIORITY): Document.
11574 (MAX_INIT_PRIORITY): Likewise.
11575 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11576 (tree_map_base): New type.
11577 (tree_map_base_eq): New function.
11578 (tree_map_base_hash): Likewise.
11579 (tree_map_base_marked_p): Likewise.
11580 (tree_map): Inherit from tree_map_base.
11581 (tree_map_eq): Make it a macro.
11582 (tree_map_marked_p): Likewise.
11583 (tree_int_map): Inherit from tree_map_base.
11584 (tree_int_map_eq): Make it a macro.
11585 (tree_int_map_hash): Likewise.
11586 (tree_int_map_marked_p): Likewise.
11587 (tree_priority_map): New type.
11588 (tree_priority_map_eq): New macro.
11589 (tree_priority_map_hash): Likewise.
11590 (tree_priority_map_marked_p): Likewise.
11591 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11593 (emutls_common_1): Likewise.
11594 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11595 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11596 of tree_map hierarchy.
11597 * tree-cfg.c (move_stmt_r): Likewise.
11598 (new_label_mapper): Likewise.
11599 * c-tree.h (c_expand_body): Move to ...
11600 * c-common.h (c_expand_body): ... here.
11601 * c-decl.c (c_expand_body): Move to ...
11602 * c-common.c (c_expand_body): ... here.
11603 (c_common_attribute_table): Allow 1 argument for the constructor
11604 and destructor attributes.
11605 (get_priority): New function.
11606 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11607 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11609 2007-02-24 Jan Hubicka <jh@suse.cz>
11611 PR middle-end/30509
11612 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11614 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11615 Jan Hubicka <jh@suse.cz>
11618 * i386.c (counter_mode): New function.
11619 (expand_set_or_movmem_via_loop): Use it.
11620 (expand_movmem_epilogue): Likewise; fix pasto.
11621 (ix86_expand_movmem): Do emit guard even for constant counts.
11622 (ix86_expand_setmem): Likewise.
11624 2007-02-25 Nick Clifton <nickc@redhat.com>
11626 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11627 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11629 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11632 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11633 count argument with 0x10, not with 0x16.
11634 (expand_setmem_epilogue): Ditto.
11636 2007-02-24 Mike Stump <mrs@apple.com>
11638 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11641 2007-02-24 Richard Guenther <rguenther@suse.de>
11643 PR middle-end/30951
11644 * fold-const.c (fold_binary): Fold x +- CST op x for
11645 EQ_EXPR and NE_EXPR.
11647 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11649 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11651 2007-02-24 Jan Hubicka <jh@suse.cz>
11653 * cgraphunit.c (decide_is_function_needed): Honor
11654 -fkeep-inline-functions.
11656 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11658 * builtins.c (fold_builtin_modf): New.
11659 (fold_builtin_2): Use it.
11661 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11663 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11664 (determine_max_iter): Take additional LOOP arg; all callers changed.
11665 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11666 one using simplifications.
11667 (simplify_using_initial_values): Return if the expression becomes
11668 invalid due to altered regs.
11670 2007-02-23 DJ Delorie <dj@redhat.com>
11672 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11674 2007-02-23 Mike Stump <mrs@apple.com>
11676 * tlink.c (scan_linker_output): Parse linker messages from
11677 darwin9's linker better.
11679 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11682 * varpool.c (varpool_assemble_pending_decls): Set
11683 varpool_last_needed_node to null.
11685 2007-02-23 DJ Delorie <dj@redhat.com>
11687 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11688 alignment bigger than the object file can handle.
11690 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11693 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11694 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11695 (*movsf_1): Penalize MMX moves.
11697 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11699 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11700 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11702 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11704 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11706 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11707 (fold_builtin_1): Use them.
11708 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11709 BUILT_IN_SIGNIFICAND.
11711 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11713 * config/i386/i386.c (bdesc_1arg): Initialize
11714 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11715 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11716 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11717 and IX86_BUILTIN_MOVSLDUP.
11719 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11721 PR rtl-optimization/30841
11722 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11724 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11726 * builtins.c (fold_builtin_frexp): New.
11727 (fold_builtin_2): Use it.
11729 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11731 * doc/invoke.texi (Spec Files): Document getenv spec function.
11733 * gcc.c (getenv_spec_function): New function.
11734 (static_spec_functions): Add it.
11735 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11736 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11739 2007-02-22 Michael Matz <matz@suse.de
11742 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11743 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11745 2007-02-22 Ian Lance Taylor <iant@google.com>
11748 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11749 (mem_loc_descriptor): Call it.
11751 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11752 Ira Rosen <irar@il.ibm.com>
11754 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11756 2007-02-22 Ira Rosen <irar@il.ibm.com>
11758 PR tree-optimization/30843
11759 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11760 stores only after all the group is vectorized.
11762 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11764 PR tree-optimization/30858
11765 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11766 in the reduction cycle have a single use in the loop.
11767 * tree-vectorizer.h (relevant): Add documentation.
11769 2007-02-20 Mike Stump <mrs@apple.com>
11771 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11772 * configure: Regenerate.
11774 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11776 Change the defaults of some parameters and options.
11777 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11778 * config/spu/spu.c (spu_optimization_options): Add.
11779 (spu_override_options): Change params in spu_optimization_options.
11780 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11782 Register 127 is only 16 byte aligned when used as a frame pointer.
11783 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11784 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11785 HARD_FRAME_POINTER_REGNUM.
11786 (spu_legitimate_address): Use regno_aligned_for_reload.
11787 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11788 aligned when frame_pointer_needed is true.
11789 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11791 * config/spu/spu.h (INIT_EXPANDERS): Define.
11793 Make sure shift and rotate instructions have valid immediate operands.
11794 * config/spu/predicates.md (spu_shift_operand): Remove.
11795 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11796 * config/spu/constraints.md (W, O): Extend range.
11797 * config/spu/spu.md (umask, nmask): Define.
11798 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11799 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11800 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11801 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11802 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11803 (lshr<mode>3_reg): Fix rtl description.
11805 Make sure mulhisi immediate operands are valid.
11806 * config/spu/predicates.md (imm_K_operand): Add.
11807 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11809 Generate constants using fsmbi and andi.
11810 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11811 (print_operand, spu_split_immediate, classify_immediate,
11812 fsmbi_const_p): Handle IC_FSMBI2.
11814 Correctly handle a CONST_VECTOR containing symbols.
11815 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11816 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11817 (immediate_load_p): Allow symbols that use 2 instructions to create.
11818 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11819 with symbols when flag_pic is set.
11820 (const_vector_immediate_p): New.
11821 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11822 accept a CONST_VECTOR with symbols.
11823 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11824 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11826 * config/spu/spu.md (high, low): Delete.
11827 (low_<mode>): Define.
11829 Remove INTRmode and INTR_REGNUM, which didn't work.
11830 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11832 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11833 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11834 peephole2 pattern): Don't use INTR or 131.
11835 (movintrcc): Delete.
11836 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11837 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11838 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11839 (UNSPEC_SET_INTR): Add.
11840 * config/spu/spu-modes.def (INTR): Remove.
11842 More accurate warnings about run-time relocations.
11843 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11845 Correctly warn about immediate arguments to specific intrinsics.
11846 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11847 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11848 the instruction predicate.
11850 Fix tree check errors with latest update.
11851 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11853 (spu_expand_builtin): Use CALL_EXPR_FN.
11855 Add missing specific intrinsics.
11856 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11858 * config/spu/spu_internals.h: Ditto.
11860 Fix incorrect operand modifiers.
11861 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11862 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11864 Optimize one case of zero_extend of a vec_select.
11865 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11867 Accept any immediate for hbr.
11868 * config/spu/spu.md (hbr): Change s constraints to i.
11870 2007-02-21 Paul Brook <paul@codesourcery.com>
11872 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11873 condexec_count when skipping USE and CLOBBER.
11875 2007-02-21 Nick Clifton <nickc@redhat.com>
11877 * common.opt (Warray-bounds): Add Warning attribute.
11878 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11880 (fsized-zeroes): Add Optimization attribute.
11881 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11882 * c.opt (Wc++0x-compat): Add Warning attribute.
11884 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11886 PR middle-end/30761
11887 * reload1.c (eliminate_regs_in_insn): In the single_set special
11888 case, attempt to re-recognize the insn before falling back to
11889 having reload fix it up.
11891 2007-02-20 Eric Christopher <echristo@gmail.com>
11893 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11894 Rewrite accordingly.
11895 (frv_read_iacc_argument): Ditto.
11896 (frv_expand_set_builtin): Take a call instead of arglist, update for
11898 (frv_expand_unop_builtin): Ditto.
11899 (frv_expand_binop_builtin): Ditto.
11900 (frv_expand_cut_builtin): Ditto.
11901 (frv_expand_binopimm_builtin): Ditto.
11902 (frv_expand_voidbinop_builtin): Ditto.
11903 (frv_expand_int_void2arg): Ditto.
11904 (frv_expand_prefetches): Ditto.
11905 (frv_expand_voidtriop_builtin): Ditto.
11906 (frv_expand_voidaccop_builtin): Ditto.
11907 (frv_expand_load_builtin): Ditto.
11908 (frv_expand_store_builtin): Ditto.
11909 (frv_expand_mdpackh_builtin): Ditto.
11910 (frv_expand_mclracc_builtin): Ditto.
11911 (frv_expand_mrdacc_builtin): Ditto.
11912 (frv_expand_mwtacc_builtin): Ditto.
11913 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11916 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11918 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11919 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11921 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11922 point instructions.
11923 * configure: Regenerate.
11924 * config.in: Regenerate.
11925 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11926 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11927 masks to power6 and power6x and to POWERPC_MASKS.
11928 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11930 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11931 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11932 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11933 Access PROTOTYPE as variable, not mask.
11935 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11937 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11938 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11939 * combine.c (adjust_for_new_dest): Use it.
11940 * postreload.c (reload_combine): Likewise.
11942 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11944 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11945 notes on an insn with multiple sets, even if single_set returns
11946 non-NULL for that insn.
11948 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11950 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11951 scalbn and scalbln.
11953 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11955 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11956 if user didn't pass it.
11957 * config/i386/darwin.h (CC1_SPEC): Likewise.
11958 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11959 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11960 -mmacosx-version-min.
11962 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11963 Uros Bizjak <ubizjak@gmail.com>
11965 * optabs.h (enum optab_index): Add new OTI_scalb.
11966 (scalb_optab): Define corresponding macro.
11967 * optabs.c (init_optabs): Initialize scalb_optab.
11968 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11970 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11971 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11972 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11973 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11974 flag_unsafe_math_optimizations is set.
11976 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11977 to implement scalbf, scalb and scalbl built-ins as inline x87
11980 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11981 DJ Delorie <dj@redhat.com>
11984 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11985 (diagnostic_report_diagnostic): ... here, and turn them into real
11986 errors. If warnings are inhibited, no need to do anything.
11988 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11990 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11991 better code generation.
11993 2007-02-20 Ben Elliston <bje@au.ibm.com>
11995 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11997 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11999 * config/alpha/alpha.c, config/alpha/alpha.md,
12000 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12001 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12002 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12003 config/arm/lib1funcs.asm: Follow spelling conventions.
12005 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12006 config/fr30/fr30.md, config/i386/i386.h,
12007 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12008 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12009 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12010 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12011 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12012 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12013 config/sparc/sparc.c, config/sparc/sparc.h,
12014 config/sparc/sparc.md, config/spu/constraints.md,
12015 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12018 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12021 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12024 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12026 * doc/invoke.texi (-ftree-lrs): Remove.
12028 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12030 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12033 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12035 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12036 new CALL_EXPR_FN macro for retrieving the function
12037 declaration of the input expression.
12039 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12041 * c.opt (Waddress): New.
12042 * common.opt (Walways-true): Delete.
12043 (Wstring-literal-comparison): Delete.
12044 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12045 -Wstring-literal-comparison. Add -Waddress.
12047 (Walways-true): Delete.
12048 (Wstring-literal-comparison): Delete.
12049 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12050 consistently instead of -Walways-true in example.
12051 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12052 * c-typeck.c (parser_build_binary_op): Replace
12053 -Wstring-literal-comparison and -Walways-true with -Waddress.
12054 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12057 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12059 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12060 without DECL_STRUCT_FUNCTION initialized.
12062 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12064 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12065 due to calls to functions taking pointers as parameters.
12067 2007-02-19 Richard Henderson <rth@redhat.com>
12070 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12073 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12075 * config/s390/s390.c (s390_call_saved_register_used,
12076 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12077 accessed to the new scheme.
12079 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12081 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12082 (cris_print_index, cris_print_operand, cris_print_operand_address)
12083 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12084 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12085 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12086 GET_CODE () == xxx.
12087 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12088 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12089 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12090 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12091 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12092 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12093 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12094 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12095 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12096 (uminsi3, call, call_value): Ditto.
12097 (define_split: indir_to_reg_split, unnamed): Ditto.
12099 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12101 PR tree-optimization/30975
12102 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12105 2007-02-18 Eric Christopher <echristo@gmail.com>
12107 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12108 Remove use of arglist.
12109 (mips_expand_builtin): Remove use of arglist, pass in expr.
12110 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12111 (mips_expand_builtin_movtf): Ditto.
12112 (mips_expand_builtin_compare): Ditto.
12114 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12116 * tree-sra.c (sra_build_assignment): Replace assertion
12117 checking with a comment explaining why it can't be done.
12119 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12121 PR middle-end/30833
12122 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12123 during CALL_EXPR representation conversion.
12124 * tree-ssa-propagate.c (set_rhs): Likewise.
12126 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12128 * tree-sra.c (sra_build_assignment): Disable assertion checking
12131 2007-02-18 Roger Sayle <roger@eyesopen.com>
12133 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12134 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12135 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12137 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12138 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12139 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12140 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12141 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12142 force_gimple_operand): Likewise.
12143 * ipa-cp.c (constant_val_insert): Likewise.
12144 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12145 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12146 perfect_nestify): Likewise.
12147 * langhooks.c (lhd_omp_assignment): Likewise.
12148 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12149 lower_copyprivate_clauses, lower_send_clauses,
12150 lower_send_shared_vars, expand_parallel_call,
12151 expand_omp_for_generic, expand_omp_for_static_nochunk,
12152 expand_omp_for_static_chunk, expand_omp_sections,
12153 lower_omp_single_copy, lower_omp_for_lastprivate,
12154 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12155 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12156 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12159 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12161 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12162 config/sh/sh.md: Follow spelling conventions.
12164 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12165 config/frv/predicates.md: Follow spelling conventions.
12167 * config/m68k/linux-unwind.h: Fix a comment typo.
12168 * target.h: Follow spelling conventions.
12170 2007-02-18 Roger Sayle <roger@eyesopen.com>
12172 PR rtl-optimization/28173
12173 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12174 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12175 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12176 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12177 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12179 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12181 * builtins.c (fold_builtin_load_exponent): New.
12182 (fold_builtin_2): Use it.
12184 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12186 PR rtl-optimization/30773
12187 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12188 if we fail to attach a REG_EQUIV note.
12190 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12191 Roger Sayle <roger@eyesopen.com>
12193 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12195 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12197 * calls.c (initialize_argument_information): Pass original EXP
12198 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12199 code to split complex arguments here, as part of initializing the
12201 (expand_call): Remove code that builds a list of arguments and
12202 inserts implicit arguments into it. Instead, just count how many
12203 implicit arguments there will be so we can determine the size of
12204 the ARGS array, and let initialize_argument_information do the work.
12205 (split_complex_values): Delete unused function.
12207 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12209 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12211 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12213 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12214 for arg pointer based indexed addressing.
12216 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12218 * config/ia64/ia64.h, config/ia64/ia64.md,
12219 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12220 spelling conventions.
12222 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12224 * config/m68k/m68k.c (split_di): New.
12225 * config/m68k/m68k-protos.h: Declare split_di.
12226 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12227 Improve predicate handling and split constant shifts.
12229 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12231 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12232 parameter for register bitfield operations, general predicates
12235 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12237 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12238 * config/m68k/linux-unwind.h: New file.
12240 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12242 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12243 config/i386/athlon.md, config/ia64/ia64.md,
12244 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12245 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12246 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12247 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12248 tree-vect-transform.c: Fix comment typos.
12250 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12252 * sched-deps.c (find_insn_list): Remove.
12253 * sched-int.h: Remove the prototype for find_insn_list.
12255 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12257 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12259 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12260 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12261 darwin_rs6000_override_options.
12262 (C_COMMON_OVERRIDE_OPTIONS): Expect
12263 darwin_macosx_version_min to be non-NULL always.
12264 (TARGET_C99_FUNCTIONS): Likewise.
12265 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12266 (DARWIN_MINVERSION_SPEC): New.
12267 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12268 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12270 (DARWIN_MINVERSION_SPEC): New.
12271 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12273 * config/darwin-c.c (darwin_cpp_builtins): Expect
12274 darwin_macosx_version_min to be non-NULL always.
12276 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12278 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12280 * config/i386/i386.h (x86_use_xchgb): New.
12281 (TARGET_USE_XCHGB): New macro.
12282 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12283 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12284 Split after reload into bswaphi for shifts of 8.
12285 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12286 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12287 or when optimizing for size.
12289 2007-02-16 Richard Guenther <rguenther@suse.de>
12290 Christian Bruel <christian.bruel@st.com>
12292 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12293 DECLs but prefer SSA_NAMEs over DECLs.
12295 2007-02-16 Richard Guenther <rguenther@suse.de>
12297 * tree-flow-inline.h (single_imm_use_p): Remove.
12298 (zero_imm_uses_p): Likewise.
12299 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12300 instead of single_imm_use_p.
12301 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12304 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12307 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12308 nested double- and backquotes.
12310 2007-02-15 Roger Sayle <roger@eyesopen.com>
12312 PR middle-end/30391
12313 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12314 should be unreachable.
12315 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12316 For the time being redirect GIMPLE_MODIFY_STMT to the new
12317 (renamed) build_gimple_modify_stmt_stat.
12318 (build2_gimple_stat): Rename to...
12319 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12320 Always build a GIMPLE_MODIFY_STMT node.
12321 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12322 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12325 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12326 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12327 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12328 expand_complex_div_wide): Likewise.
12329 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12330 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12331 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12332 * tree-ssa-loop-manip.c (create_iv): Likewise.
12333 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12334 abs_replacement): Likewise.
12335 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12336 realify_fake_stores): Likewise.
12338 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12339 node rather than a GIMPLE_MODIFY_STMT node.
12340 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12341 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12343 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12344 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12345 GIMPLE_MODIFY_STMT.
12347 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12349 PR middle-end/30433
12350 * fold-const.c (fold_comparison): Add back the
12351 folding of constant complex comparisions.
12353 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12355 PR middle-end/30729
12356 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12357 effects unknown to this function, return early.
12359 2007-02-15 Ian Lance Taylor <iant@google.com>
12361 * lower-subreg.c (move_eh_region_note): New static function.
12362 (resolve_simple_move): Call it.
12363 (decompose_multiword_subregs): Track blocks for which we resolve a
12364 simple move which is also a control flow insn. Pass them to
12365 find_many_sub_basic_blocks.
12366 (pass_lower_subreg): Add TODO_verify_flow.
12367 (pass_lower_subreg2): Likewise.
12369 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12370 Brooks Moses <brooks.moses@codesourcery.com>
12371 Lee Millward <lee.millward@codesourcery.com>
12373 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12374 (VL_EXP_CLASS_P): New.
12375 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12377 (TREE_OPERAND_CHECK_CODE): Likewise.
12378 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12379 (TREE_RTL_OPERAND_CHECK): Likewise.
12380 (tree_operand_check_failed): Make second parameter the whole tree
12381 instead of its code. Fixed callers.
12382 (VL_EXP_CHECK): New.
12383 (TREE_OPERAND_LENGTH): New.
12384 (VL_EXP_OPERAND_LENGTH): New.
12385 (CALL_EXPR_FN): New.
12386 (CALL_EXPR_STATIC_CHAIN): New.
12387 (CALL_EXPR_ARGS): New.
12388 (CALL_EXPR_ARG): New.
12389 (call_expr_nargs): New.
12390 (CALL_EXPR_ARGP): New.
12391 (build_nt_call_list): Declare.
12392 (build_vl_exp_stat): Declare.
12393 (build_vl_exp): New.
12394 (build_call_list): Declare.
12395 (build_call_nary): Declare.
12396 (build_call_valist): Declare.
12397 (build_call_array): Declare.
12398 (call_expr_arg): Declare.
12399 (call_expr_argp): Declare.
12400 (call_expr_arglist): Declare.
12401 (fold_build_call_list): Declare.
12402 (fold_build_call_list_initializer): Declare.
12403 (fold_call_expr): Declare to replace fold_builtin.
12404 (fold_builtin_fputs): Update to agree with modified definition.
12405 (fold_builtin_strcpy): Likewise.
12406 (fold_builtin_strncpy): Likewise.
12407 (fold_builtin_memory_chk): Likewise.
12408 (fold_builtin_stxcpy_chk): Likewise.
12409 (fold_builtin_strncpy_chk): Likewise.
12410 (fold_builtin_next_arg): Likewise.
12411 (fold_build_call_expr): Declare.
12412 (fold_builtin_call_list): Declare.
12413 (fold_builtin_call_valist): Declare.
12414 (build_call_expr): Declare.
12415 (validate_arglist): Update to agree with modified definition.
12416 (tree_operand_length): New.
12417 (call_expr_arg_iterator): New.
12418 (init_call_expr_arg_iterator): New.
12419 (next_call_expr_arg): New.
12420 (first_call_expr_arg): New.
12421 (more_call_expr_args_p): New.
12422 (FOR_EACH_CALL_EXPR_ARG): New.
12424 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12425 and tcc_gimple_stmt.
12426 (tree_code_size): Update documentation. Use sizeof (tree) rather
12427 than sizeof (char *).
12428 (tree_size): Likewise. Add case for tcc_vl_exp.
12429 (tree_node_structure): Add case for tcc_vl_exp.
12430 (contains_placeholder_p): Likewise.
12431 (substitute_in_expr): Likewise.
12432 (substitute_placeholder_in_expr): Likewise.
12433 (stabilize_reference_1): Likewise.
12434 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12435 to diagnose breakage of this interface for constructing CALL_EXPRs.
12436 (build_nt): Add similar assertion here.
12437 (build_nt_call_list): New.
12438 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12439 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12441 (get_callee_fndecl): Use new CALL_EXPR accessors.
12442 (tree_operand_check_failed): Change parameters to pass entire node
12443 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12444 (process_call_operands): New.
12445 (build_vl_exp_stat): New.
12446 (build_call_list): New.
12447 (build_call_nary): New.
12448 (build_call_valist): New.
12449 (build_call_array): New.
12450 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12451 (call_expr_arglist): New.
12453 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12454 tcc_vl_exp instead of a fixed-size tcc_expression.
12456 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12457 accessors for CALL_EXPRs.
12458 (AGGR_INIT_EXPR): Likewise.
12460 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12461 Brooks Moses <brooks.moses@codesourcery.com>
12462 Lee Millward <lee.millward@codesourcery.com>
12464 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12465 (expand_builtin_nonlocal_goto): Change parameter to be entire
12466 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12467 (expand_builtin_prefetch): Likewise.
12468 (expand_builtin_classify_type): Likewise.
12469 (mathfn_built_in): Return NULL_TREE instead of 0.
12470 (expand_errno_check): Use new CALL_EXPR accessors.
12471 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12472 Return NULL_RTX instead of 0.
12473 (expand_builtin_mathfn_2): Likewise.
12474 (expand_builtin_mathfn_3): Likewise.
12475 (expand_builtin_interclass_mathfn): Likewise.
12476 (expand_builtin_sincos): Likewise.
12477 (expand_builtin_cexpi): Likewise.
12478 (expand_builtin_int_roundingfn): Likewise.
12479 (expand_builtin_int_roundingfn_2): Likewise.
12480 (expand_builtin_pow): Likewise.
12481 (expand_builtin_powi): Likewise.
12482 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12483 of arglist, fixing callers appropriately. Use new CALL_EXPR
12484 accessors and constructors. Return NULL_RTX instead of 0.
12485 (expand_builtin_strstr): Likewise.
12486 (expand_builtin_strchr): Likewise.
12487 (expand_builtin_strrchr): Likewise.
12488 (expand_builtin_strpbrk): Likewise.
12489 (expand_builtin_memcpy): Likewise.
12490 (expand_builtin_mempcpy): Likewise.
12491 (expand_builtin_mempcpy_args): New.
12492 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12493 (expand_builtin_memmove_args): New.
12494 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12495 (expand_movstr): Likewise.
12496 (expand_builtin_strcpy): Likewise.
12497 (expand_builtin_strcpy_args): New.
12498 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12499 (expand_builtin_strncpy): Likewise.
12500 (expand_builtin_memset): Likewise.
12501 (expand_builtin_memset_args): New.
12502 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12503 (expand_builtin_memcmp): Likewise.
12504 (expand_builtin_strcmp): Likewise.
12505 (expand_builtin_strncmp): Likewise.
12506 (expand_builtin_strcat): Likewise.
12507 (expand_builtin_strncat): Likewise.
12508 (expand_builtin_strspn): Likewise.
12509 (expand_builtin_strcspn): Likewise.
12510 (expand_builtin_args_info): Likewise.
12511 (expand_builtin_va_start): Likewise.
12512 (gimplify_va_arg_expr): Likewise.
12513 (expand_builtin_va_end): Likewise.
12514 (expand_builtin_va_copy): Likewise.
12515 (expand_builtin_frame_address): Likewise.
12516 (expand_builtin_alloca): Likewise.
12517 (expand_builtin_bswap): Likewise.
12518 (expand_builtin_unop): Likewise.
12519 (expand_builtin_fputs): Likewise.
12520 (expand_builtin_expect): Likewise.
12521 (expand_builtin_fabs): Likewise.
12522 (expand_builtin_copysign): Likewise.
12523 (expand_builtin_printf): Likewise.
12524 (expand_builtin_fprintf): Likewise.
12525 (expand_builtin_sprintf): Likewise.
12526 (expand_builtin_init_trampoline): Likewise.
12527 (expand_builtin_signbit): Likewise.
12528 (expand_builtin_fork_or_exec): Likewise.
12529 (expand_builtin_sync_operation): Likewise.
12530 (expand_builtin_compare_and_swap): Likewise.
12531 (expand_builtin_lock_test_and_set): Likewise.
12532 (expand_builtin_lock_release): Likewise.
12533 (expand_builtin): Likewise.
12534 (builtin_mathfn_code): Likewise.
12536 (fold_builtin_constant_p): Pass call arguments individually instead
12537 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12538 accessors and constructors. Return NULL_TREE instead of 0.
12539 (fold_builtin_expect): Likewise.
12540 (fold_builtin_classify_type): Likewise.
12541 (fold_builtin_strlen): Likewise.
12542 (fold_builtin_nan): Likewise.
12543 (integer_valued_real_p): Likewise.
12544 (fold_trunc_transparent_mathfn): Likewise.
12545 (fold_fixed_mathfn): Likewise.
12546 (fold_builtin_cabs): Likewise.
12547 (fold_builtin_sqrt): Likewise.
12548 (fold_builtin_cbrt): Likewise.
12549 (fold_builtin_cos): Likewise.
12550 (fold_builtin_cosh): Likewise.
12551 (fold_builtin_tan): Likewise.
12552 (fold_builtin_sincos): Likewise.
12553 (fold_builtin_cexp): Likewise.
12554 (fold_builtin_trunc): Likewise.
12555 (fold_builtin_floor): Likewise.
12556 (fold_builtin_ceil): Likewise.
12557 (fold_builtin_round): Likewise.
12558 (fold_builtin_int_roundingfn): Likewise.
12559 (fold_builtin_bitop): Likewise.
12560 (fold_builtin_bswap): Likewise.
12561 (fold_builtin_logarithm): Likewise.
12562 (fold_builtin_hypot): Likewise.
12563 (fold_builtin_pow): Likewise.
12564 (fold_builtin_powi): Likewise.
12565 (fold_builtin_exponent): Likewise.
12566 (fold_builtin_memset): Likewise.
12567 (fold_builtin_bzero): Likewise.
12568 (fold_builtin_memory_op): Likewise.
12569 (fold_builtin_bcopy): Deleted; call site changed to invoke
12570 fold_builtin_memory_op directly.
12571 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12572 (fold_builtin_strncpy): Likewise.
12573 (fold_builtin_memcmp): Likewise.
12574 (fold_builtin_strcmp): Likewise.
12575 (fold_builtin_strncmp): Likewise.
12576 (fold_builtin_signbit): Likewise.
12577 (fold_builtin_copysign): Likewise.
12578 (fold_builtin_isascii): Likewise.
12579 (fold_builtin_toascii): Likewise.
12580 (fold_builtin_isdigit): Likewise.
12581 (fold_builtin_fabs): Likewise.
12582 (fold_builtin_abs): Likewise.
12583 (fold_builtin_fmin_fmax): Likewise.
12584 (fold_builtin_carg): Likewise.
12585 (fold_builtin_classify): Likewise.
12586 (fold_builtin_unordered_cmp): Likewise.
12588 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12589 New functions split out from fold_builtin_1.
12590 (fold_builtin_n): New.
12591 (fold_builtin_varargs): New.
12592 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12594 (fold_call_expr): New.
12595 (build_function_call_expr): Rewrite to use new helper function.
12596 (fold_builtin_call_list): New.
12597 (build_call_expr): New.
12598 (fold_builtin_call_valist): New.
12599 (rewrite_call_expr): New.
12600 (validate_arg): New.
12601 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12602 of an arglist. Change return type to bool. Use new CALL_EXPR
12605 (fold_builtin_strstr): Pass call arguments individually instead
12606 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12607 accessors and constructors. Return NULL_TREE instead of 0.
12608 (fold_builtin_strchr): Likewise.
12609 (fold_builtin_strrchr): Likewise.
12610 (fold_builtin_strpbrk): Likewise.
12611 (fold_builtin_strcat): Likewise.
12612 (fold_builtin_strncat): Likewise.
12613 (fold_builtin_strspn): Likewise.
12614 (fold_builtin_strcspn): Likewise.
12615 (fold_builtin_fputs): Likewise.
12616 (fold_builtin_next_arg): Likewise.
12617 (fold_builtin_sprintf): Likewise.
12619 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12620 NULL_RTX instead of 0.
12621 (expand_builtin_memory_chk): Likewise.
12622 (maybe_emit_chk_warning): Likewise.
12623 (maybe_emit_sprintf_chk_warning): Likewise.
12625 (fold_builtin_object_size): Pass call arguments individually instead
12626 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12627 accessors and constructors. Return NULL_TREE instead of 0.
12628 (fold_builtin_memory_chk): Likewise.
12629 (fold_builtin_stxcpy_chk): Likewise.
12630 (fold_builtin_strncpy_chk): Likewise.
12631 (fold_builtin_strcat_chk): Likewise.
12632 (fold_builtin_strcat_chk): Likewise.
12633 (fold_builtin_strncat_chk): Likewise.
12634 (fold_builtin_sprintf_chk): Likewise.
12635 (fold_builtin_snprintf_chk): Likewise.
12636 (fold_builtin_printf): Likewise.
12637 (fold_builtin_vprintf): Likewise.
12639 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12641 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12642 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12643 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12644 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12645 (fold_unary): Likewise.
12646 (fold_binary): Likewise.
12647 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12648 ternary expressions.
12649 (fold): Add logic for tcc_vl_exp.
12650 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12651 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12652 (fold_build3_stat): Add assertion to flag broken interface for
12653 constructing CALL_EXPRs.
12654 (fold_build_call_list): New.
12655 (fold_build_call_list_initializer): New.
12656 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12658 (fold_strip_sign_ops): Likewise.
12660 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12661 Brooks Moses <brooks.moses@codesourcery.com>
12662 Lee Millward <lee.millward@codesourcery.com>
12664 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12665 accessors and dump arguments explicitly.
12667 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12669 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12671 (print_call_name): Use new CALL_EXPR accessors.
12673 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12674 CALL_EXPR arguments explicitly instead of as a list. Use
12675 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12677 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12678 (vrp_visit_stmt): Likewise.
12680 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12681 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12683 (force_move_till_expr): Likewise.
12685 * targhooks.c (default_external_stack_protect_fail): Use
12686 build_call_expr instead of build_function_call_expr.
12687 (default_hidden_stack_protect_fail): Likewise.
12689 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12692 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12693 and walk arguments explicitly.
12695 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12696 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12697 (expand_simple_operations): Likewise.
12698 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12700 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12701 of TREE_CODE_LENGTH.
12702 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12704 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12705 instead of TREE_CODE_LENGTH.
12707 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12708 (tree_ic_transform): Likewise.
12709 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12710 parameter instead of arglist. Fix callers.
12711 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12712 (tree_stringops_transform): Likewise.
12713 (tree_indirect_call_to_profile): Likewise.
12714 (tree_stringops_values_to_profile): Likewise.
12716 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12717 (eliminate_tail_call): Likewise.
12719 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12721 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12722 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12724 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12726 * omp-low.c (build_omp_barrier): Use build_call_expr.
12727 (lower_rec_input_clauses): Likewise.
12728 (lower_reduction_clauses): Likewise.
12729 (expand_parallel_call): Likewise.
12730 (maybe_catch_exception): Likewise.
12731 (expand_omp_for_generic): Likewise.
12732 (expand_omp_for_static_nochunk): Likewise.
12733 (expand_omp_sections): Likewise.
12734 (lower_omp_single_simple): Likewise.
12735 (lower_omp_single_copy): Likewise.
12736 (lower_omp_master): Likewise.
12737 (lower_omp_ordered): Likewise.
12738 (lower_omp_critical): Likewise.
12740 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12741 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12743 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12744 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12745 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12747 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12748 and generalize to handle any number of operands.
12749 (chrec_contains_undetermined): Likewise.
12750 (tree_contains_chrecs): Likewise.
12751 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12753 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12755 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12756 fold_call_expr instead of fold_builtin.
12757 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12758 match declarations there.
12759 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12762 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12763 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12765 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12766 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12768 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12771 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12772 (execute_cse_sincos): Use new CALL_EXPR accessors.
12774 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12776 * gimple-low.c (lower_function_body): Use build_call_expr.
12777 (lower_builtin_setjmp): Likewise.
12779 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12780 (set_storage_via_libcall): Likewise.
12781 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12782 instead of TREE_CODE_LENGTH.
12783 (expand_expr_real_1): Use new CALL_EXPR accessors.
12785 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12786 generalize to handle any number of operands.
12787 (TB_parent_eq): Likewise.
12789 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12790 (strip_builtin_expect): Likewise.
12792 * function.c (gimplify_parameters): Use build_call_expr.
12794 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12795 instead of TREE_CODE_LENGTH.
12797 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12798 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12800 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12803 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12804 (gimplify_decl_expr): Likewise.
12805 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12806 Use new CALL_EXPR iterators.
12807 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12808 (gimplify_modify_expr_to_memset): Likewise.
12809 (gimplify_variable_sized_compare): Likewise.
12810 (gimplify_omp_atomic_fetch_op): Likewise.
12811 (gimplify_omp_atomic_pipeline): Likewise.
12812 (gimplify_omp_atomic_mutex): Likewise.
12813 (gimplify_function_tree): Likewise.
12815 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12816 (call_expr_flags): Likewise.
12817 (expand_call): Likewise.
12819 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12820 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12823 * coverage.c (create_coverage): Use build_call_expr.
12825 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12826 (temp_call_expr_obstack): New.
12827 (pool_copy_list): Delete.
12828 (temp_copy_call_expr): New.
12829 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12830 CALL_EXPR accessors. Get rid of special goo for copying argument
12831 lists and use temp_copy_call_expr instead.
12832 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12833 CALL_EXPR accessors.
12834 (create_expression_by_pieces): Likewise. Use build_call_array
12835 to construct the result instead of fold_build3.
12836 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12837 dealing with argument lists.
12838 (init_pre): Remove references to expression_node_pool and
12839 list_node_pool. Init temp_call_expr_obstack instead.
12840 (fini_pre): Remove references to expression_node_pool and
12843 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12844 and walk arguments explicitly instead of as a list.
12846 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12847 (mx_register_decls): Likewise.
12848 (mudflap_register_call): Likewise.
12849 (mudflap_finish_file): Likewise.
12851 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12852 (ipa_callsite_compute_param): Likewise.
12854 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12855 accessors and constructor.
12857 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12858 accessors and constructor.
12859 (convert_tramp_reference): Likewise.
12860 (convert_call_expr): Likewise.
12861 (finalize_nesting_tree_1): Likewise.
12863 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12866 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12868 * tree-inline.c (initialize_inlined_parameters): Pass entire
12869 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12871 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12872 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12874 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12875 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12876 (vectorizable_reduction): Likewise.
12877 (vectorizable_call): Use new CALL_EXPR iterators.
12878 (vectorizable_conversion): Use build_call_expr.
12879 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12880 (vect_gen_widened_results_half): Use build_call_expr.
12881 (vect_setup_realignment): Likewise.
12882 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12884 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12885 (pass_through_call): Likewise.
12886 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12889 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12890 (tree_gen_pow2_profiler): Likewise.
12891 (tree_gen_one_value_profiler): Likewise.
12892 (tree_gen_ic_func_profiler): Likewise.
12893 (tree_gen_average_profiler): Likewise.
12894 (tree_gen_ior_profiler): Likewise.
12896 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12897 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12898 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12900 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12901 of TREE_CODE_LENGTH.
12903 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12904 of TREE_CODE_LENGTH.
12906 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12908 (convert_to_integer): Likewise.
12910 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12913 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12914 Brooks Moses <brooks.moses@codesourcery.com>
12915 Lee Millward <lee.millward@codesourcery.com>
12917 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12919 * config/frv/frv.c (frv_expand_builtin): Likewise.
12920 * config/s390/s390.c (s390_expand_builtin): Likewise.
12922 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12923 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12925 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12926 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12927 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12928 (ix86_expand_store_builtin): Likewise.
12929 (ix86_expand_unop_builtin): Likewise.
12930 (ix86_expand_unop1_builtin): Likewise.
12931 (ix86_expand_sse_compare): Likewise.
12932 (ix86_expand_sse_comi): Likewise.
12933 (ix86_expand_vec_init_builtin): Likewise.
12934 (ix86_expand_vec_ext_builtin): Likewise.
12935 (ix86_expand_vec_set_builtin): Likewise.
12936 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12938 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12939 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12941 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12942 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12943 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12945 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12947 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12948 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12949 arglist. Use new CALL_EXPR accessors. Fix callers.
12950 (altivec_expand_abs_builtin): Likewise.
12951 (rs6000_expand_binop_builtin): Likewise.
12952 (altivec_expand_predicate_builtin): Likewise.
12953 (altivec_expand_lv_builtin): Likewise.
12954 (spe_expand_stv_builtin): Likewise.
12955 (altivec_expand_stv_builtin): Likewise.
12956 (rs6000_expand_ternop_builtin): Likewise.
12957 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12958 (altivec_expand_st_builtin): Likewise.
12959 (altivec_expand_dst_builtin): Likewise.
12960 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12961 arglist. Use new CALL_EXPR accessors. Fix callers.
12962 (altivec_expand_vec_set_builtin): Likewise.
12963 (altivec_expand_vec_ext_builtin): Likewise.
12964 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12965 (spe_expand_builtin): Likewise.
12966 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12967 arglist. Use new CALL_EXPR accessors. Fix callers.
12968 (spe_expand_evsel_builtin): Likewise.
12969 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12970 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12972 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12973 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12974 (arm_expand_unop_builtin): Likewise.
12975 (arm_expand_builtin): Use new CALL_EXPR accessors.
12977 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12980 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12981 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12982 (bfin_expand_unop_builtin): Likewise.
12983 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12985 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12986 Brooks Moses <brooks.moses@codesourcery.com>
12987 Lee Millward <lee.millward@codesourcery.com>
12989 * c-semantics.c (build_stmt): Add internal diagnostic check.
12991 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12992 accessors. Print arguments explicitly instead of as a list.
12994 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12996 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12997 (c_finish_omp_flish): Likewise.
12999 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13000 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13001 instead of TREE_CODE_LENGTH.
13002 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13003 (c_warn_unused_result): Likewise.
13005 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13008 * doc/invoke.texi (Warning Options): Remove
13009 -Werror-implicit-function-declaration.
13010 (Wimplicit-function-declaration): Update description.
13011 * opts.c (common_handle_option): Move handling of -Werror=* to...
13012 (enable_warning_as_error): ...here.
13013 * opts.h (enable_warning_as_error): Declare.
13014 * c-decl.c (implicit_decl_warning): Unless
13015 -Wno-implicit-function-declaration is given, emit a pedwarn if
13016 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13017 * c.opt (Wimplicit-function-declaration): Replace
13018 mesg_implicit_function_declaration with
13019 warn_implicit_function_declaration.
13020 * c-opts.c (c_common_handle_option):
13021 -Werror-implicit-function-declaration is exactly equal as
13022 -Werror=implicit-function-declaration.
13023 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13024 warn_implicit_function_declaration.
13025 (c_common_post_options): -Wimplict-function-declaration is enabled
13026 by default by -std=c99, otherwise is disabled by default.
13027 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13029 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13031 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13032 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13033 former is ignored but not the latter.
13035 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13037 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13038 is made and the reference doesn't use the alias set of its type,
13039 do not create the temporary using that type.
13041 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13043 * jump.c: Remove prototypes for delete_computation and
13044 delete_prior_computation.
13046 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13048 * jump.c (get_label_after): Delete.
13049 (get_label_before, delete_computation, delete_jump,
13050 delete_prior_computation, follow_jumps): Move...
13051 * reorg.c (delete_computation, delete_prior_computation): ... here...
13052 (get_label_before, delete_jump): ... making these static ...
13053 (follow_jumps): ... and simplifying this since it only runs after
13055 * rtl.h (get_label_after, get_label_before, delete_jump,
13056 follow_jumps): Delete prototypes.
13058 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13060 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13062 2007-02-15 Nick Clifton <nickc@redhat.com>
13064 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13065 order to prevent it from being munged by the target.
13067 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13069 * config/i386/i386.md: Remove misleading comment.
13071 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13073 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13074 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13077 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13079 * tree-sra.c (instantiate_missing_elements): Canonicalize
13081 (sra_build_assignment): New.
13082 (generate_copy_inout, generate_element_copy,
13083 generate_element_zero, generate_one_element_init): Use it.
13085 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13087 * tree-sra.c (instantiate_missing_elements): Canonicalize
13089 (sra_build_assignment): New.
13090 (generate_copy_inout, generate_element_copy,
13091 generate_element_zero, generate_one_element_init): Use it.
13093 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13095 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13098 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13100 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13101 types as aggregates not scalars.
13102 * function.c (assign_stack_temp_for_type): Likewise.
13104 2007-02-14 Roger Sayle <roger@eyesopen.com>
13105 Zdenek Dvorak <dvorakz@suse.cz>
13107 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13110 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13112 * passes.c (next_pass_1): Clear the next field of the copied
13115 2007-02-14 Richard Henderson <rth@redhat.com>
13117 * tree-sra.c (early_sra): New.
13118 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13119 (tree_sra_early, pass_sra_early): New.
13120 * tree-pass.h (pass_sra_early): Declare.
13121 * passes.c (init_optimization_passes): Use it.
13123 2007-02-14 Richard Guenther <rguenther@suse.de>
13125 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13127 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13129 PR tree-optimization/30771
13130 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13132 (vect_analyze_operations): Induction phis can now be marked as
13134 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13135 Update documentation accordingly.
13137 2007-02-14 Nick Clifton <nickc@redhat.com>
13139 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13140 most 3 arguments are supported.
13141 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13143 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13145 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13146 Ensure dst->current is valid.
13148 2007-02-13 Paul Brook <paul@codesourcery.com>
13150 * config.gcc: Add arm*-*-uclinux-*eabi.
13151 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13152 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13153 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13154 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13155 (LINK_SPEC): Define.
13156 (LIB_SPEC): Define.
13157 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13159 * config/arm/uclinux-eabi.h: New file.
13160 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13161 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13164 2007-02-13 Ian Lance Taylor <iant@google.com>
13166 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13167 * flags.h (warn_strict_overflow): Declare.
13168 (enum warn_strict_overflow_code): Define.
13169 (issue_strict_overflow_warning): New static inline function.
13170 * opts.c (warn_strict_overflow): New variable.
13171 (common_handle_option): Handle OPT_Wstrict_overflow and
13172 OPT_Wstrict_overflow_.
13173 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13175 * fold-const.c: Include intl.h.
13176 (fold_deferring_overflow_warnings): New static variable.
13177 (fold_deferred_overflow_warning): New static variable.
13178 (fold_deferred_overflow_code): New static variable.
13179 (fold_defer_overflow_warnings): New function.
13180 (fold_undefer_overflow_warnings): New function.
13181 (fold_undefer_and_ignore_overflow_warnings): New function.
13182 (fold_deferring_overflow_warnings_p): New function.
13183 (fold_overflow_warning): New static function.
13184 (make_range): Add strict_overflow_p parameter. Change all
13186 (extract_muldiv, extract_muldiv_1): Likewise.
13187 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13188 tree_expr_nonnegative_p.
13189 (fold_negate_expr): Call fold_overflow_warning.
13190 (fold_range_test): Likewise.
13191 (fold_comparison): Likewise.
13192 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13193 instead of tree_expr_nonnegative_p.
13194 (tree_expr_nonnegative_warnv_p): Rename from
13195 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13196 (tree_expr_nonnegative_p): New function.
13197 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13198 strict_overflow_p parameter.
13199 (tree_expr_nonzero_p): New function.
13200 * passes.c (verify_interpass_invariants): New static function.
13201 (execute_one_pass): Call it.
13202 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13204 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13205 (estimate_numbers_of_iterations): Likewise.
13206 (scev_probably_wraps_p): Likewise.
13207 * tree-ssa-ccp.c: Include "toplev.h".
13208 (evaluate_stmt): Defer fold overflow warnings until we know we are
13210 (struct fold_stmt_r_data): Add stmt field.
13211 (fold_stmt_r): Defer fold overflow warnings until we know we
13213 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13214 (fold_stmt_inplace): Likewise.
13215 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13216 (cleanup_control_expr_graph): Defer fold overflow warnings until
13217 we know we are going to optimize.
13218 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13219 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13221 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13222 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13223 * tree-ssa-loop-manip.c (create_iv): Likewise.
13224 * c-typeck.c (build_conditional_expr): Likewise.
13225 (build_binary_op): Likewise.
13226 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13227 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13228 (extract_range_from_unary_expr): Likewise.
13229 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13230 assuming that signed overflow does not occur.
13231 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13232 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13233 (fold_defer_overflow_warnings): Declare.
13234 (fold_undefer_overflow_warnings): Declare.
13235 (fold_undefer_and_ignore_overflow_warnings): Declare.
13236 (fold_deferring_overflow_warnings_p): Declare.
13237 (tree_expr_nonzero_warnv_p): Declare.
13238 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13239 of warning options.
13240 (Warning Options): Document -Wstrict-overflow.
13241 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13242 (tree-ssa-ccp.o): Likewise.
13243 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13244 (fold-const.o): Depend on intl.h.
13246 2007-02-13 Ian Lance Taylor <iant@google.com>
13248 PR middle-end/30751
13249 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13252 2007-02-13 Stuart Hastings <stuart@apple.com>
13254 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13256 2007-02-13 Richard Henderson <rth@redhat.com>
13258 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13259 handled_component_p before looking for the indirect_ref.
13261 2007-02-13 Richard Henderson <rth@redhat.com>
13263 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13264 remove flags clobber.
13265 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13266 (bswaphi_lowpart): New.
13267 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13268 remove TARGET_BSWAP test. Delete expander of the same name.
13270 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13271 (expand_unop): Use them.
13273 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13275 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13276 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13277 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13278 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13279 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13280 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13281 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13282 assembler dialect choice from asm templates.
13284 2007-02-12 Richard Henderson <rth@redhat.com>
13286 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13287 (fixuns_trunc<SSEMODEF>si2): Use it.
13288 * config/i386/sse.md (vec_setv4sf_0): Export.
13289 * config/i386/i386.c (ix86_build_const_vector): Export.
13290 (ix86_split_convert_uns_si_sse): Rename from
13291 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13292 * config/i386/i386-protos.h: Update.
13294 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13297 * c-typeck.c (c_finish_return): Improve warning message.
13299 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13301 * alias.c (find_symbolic_term): Delete unused function.
13303 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13305 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13306 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13307 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13309 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13311 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13312 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13313 the function, temporarily point the debug interface to the null one.
13315 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13317 * dwarf2out.c (round_up_to_align): New static function.
13318 (field_byte_offset): Use it to round the offset.
13320 2007-02-12 Richard Henderson <rth@redhat.com>
13322 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13323 (inswl_const): Export.
13325 2007-02-12 Richard Henderson <rth@redhat.com>
13327 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13328 result mode of the libcall, convert back to outmode.
13330 2007-02-12 Roger Sayle <roger@eyesopen.com>
13332 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13333 (bswapdi2): New define_expand to implement 32-bit implementation.
13335 2007-02-12 Nick Clifton <nickc@redhat.com>
13337 * doc/invoke.texi (Overall Options): Document --help=.
13338 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13339 (cc1_options): Pass --help= on to cc1.
13340 (display_help): Add description of --help=.
13341 (process_command): Add code to handle --help=. Allow translated
13342 --help and --target-help switches to be passed on to compiler
13344 (main): Remove unused if statement.
13345 * opts.c (columns): Remove.
13346 (LEFT_COLUMN): Define.
13347 (wrap_help): Add columns argument.
13348 (print_filtered_help): Change parameters to be an include bitmask,
13349 an exclude bitmask, an any bitmask and the column width. Move the
13350 code to display the params list here. Add code to display the
13351 status of options rather than their descriptions if the quiet flag
13353 (print_specific_help): Change parameters to be an include bitmask,
13354 an exclude bitmask and an any bitmask. Move code to look up the
13355 column width here. Decide upon the title for an options listing.
13356 (common_handle_options): Add code to handle --help=. Adapt code
13357 for --help and --target-help to use the revised form of the
13358 print_specific_help function.
13359 (print_help): Delete.
13360 (print_param_help): Delete.
13361 (print_switch): Delete.
13362 * opts.h (cl_lang_count): Add prototype.
13363 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13364 CL_MAX_OPTION_CLASS): New defines.
13365 * optc-gen.awk: Add construction of cl_lang_count.
13366 * c.opt: Add Warning attribute to warning options and Optimization
13367 attribute to optimization options.
13368 * common.opt: Likewise.
13370 Add -fhelp and -ftarget-help as aliases for the transformed --help
13371 and --target-help options.
13372 * opt-functions.awk: Add code to handle Warning and Optimization
13375 2007-02-12 Richard Henderson <rth@redhat.com>
13377 * config/alpha/constraints.md: New file.
13378 * config/alpha/alpha.c: Include tm-constrs.h.
13379 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13380 alpha_extra_constraint): Remove.
13381 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13382 * config/alpha/alpha-protos.h: Update.
13383 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13384 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13385 (EXTRA_CONSTRAINT): Remove.
13386 * config/alpha/alpha.md: Include constraints.md.
13387 (adddi splitter): Use satisfies_constraint_*.
13388 * config/alpha/predicates.md (add_operand): Likewise.
13389 (sext_add_operand, addition_operation): Likewise.
13391 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13393 PR tree-optimization/29145
13394 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13395 in our handling of restrict qualified pointers.
13397 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13400 * doc/invoke.texi (Wunused-value): Update description.
13401 (Wextra): Delete item.
13402 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13403 value of Wunused-value.
13404 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13405 (c_finish_stmt_expr): Don't check extra_warnings.
13406 (emit_side_effect_warnings): The caller is responsible to check
13409 2007-02-11 Roger Sayle <roger@eyesopen.com>
13410 Matt Thomas <matt@3am-software.com>
13412 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13414 2007-02-11 Roger Sayle <roger@eyesopen.com>
13416 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13417 comparisons of POPCOUNT against zero.
13418 (simplify_const_relational_operation): Likewise.
13420 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13422 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13424 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13426 * dwarf2out.c (root_type): Delete unused function.
13428 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13430 * genattrtab.c (contained_in_p): Delete unused function.
13431 (write_expr_attr_cache): Likewise.
13433 2007-02-11 Jan Hubicka <jh@suse.cz>
13435 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13438 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13440 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13441 to add the REG_EQ* note.
13442 * see.c (see_merge_one_use_extension): Likewise.
13443 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13444 turn REG_EQUAL notes into REG_EQUIV notes if the target
13445 register may have more than one set.
13446 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13447 * gcse.c (try_replace_reg): Likewise.
13448 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13449 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13450 more than one REG_EQUIV note.
13451 * reload1.c (gen_reload): Use set_unique_reg_note.
13453 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13455 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13456 (ix86_builtin_conversion): New function.
13458 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13461 * tree.h (DECL_REPLACEABLE_P): New macro.
13462 * except.c (set_nothrow_function_flags): Likewise.
13464 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13465 Ira Rosen <irar@il.ibm.com>
13466 Dorit Nuzman <dorit@il.ibm.com>
13468 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13469 * targhooks.c (default_builtin_vectorized_conversion): New.
13470 * targhooks.h (default_builtin_vectorized_function): New declaration.
13471 * target.h (struct vectorize): Add builtin_conversion field.
13472 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13473 stmt_vec_info_type value.
13474 (vectorizable_conversion): New declaration.
13475 * tree-vect-analyze.c (vect_analyze_operations): Add
13476 vectorizable_conversion call.
13477 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13478 * tree-vect-transform.c (vectorizable_conversion): New function.
13479 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13480 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13482 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13483 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13484 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13485 or ALTIVEC_BUILTIN_VCFSX.
13487 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13490 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13491 CONST_DOUBLE and operand 0 is a hard register.
13492 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13493 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13494 is a hard floating-point register.
13496 2007-02-10 Richard Henderson <rth@redhat.com>
13497 Jakub Jelinek <jakub@redhat.com>
13498 Alexandre Oliva <aoliva@redhat.com>
13500 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13501 * builtin-types.def (BT_WORD): Make unsigned.
13502 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13503 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13504 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13505 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13506 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13507 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13509 * expr.c (emutls_var_address): New.
13510 (expand_expr_real_1): Expand emulated tls.
13511 (expand_expr_addr_expr_1): Likewise.
13512 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13513 * output.h (emutls_finish): Declare.
13514 * toplev.c (compile_file): Call it.
13515 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13516 address before wrapping in CONST.
13517 * varasm.c (emutls_htab, emutls_object_type): New.
13518 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13519 (get_emutls_object_name, get_emutls_object_type): New.
13520 (get_emutls_init_templ_addr, emutls_decl): New.
13521 (emutls_common_1, emutls_finish): New.
13522 (assemble_variable): When emulating tls, swap decls; generate
13523 constructor for the emutls objects.
13524 (do_assemble_alias): When emulating tls, swap decl and target name.
13525 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13527 * varpool.c (decide_is_variable_needed): Look at force_output.
13528 Recurse for emulated tls.
13529 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13530 with decide_is_variable_needed.
13531 * emutls.c: New file.
13532 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13533 tls_object for real tls.
13535 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13537 PR rtl-optimization/29599
13538 * reload1.c (eliminate_regs_in_insn): Take the destination
13539 mode into account when computing the offset.
13541 2007-02-09 Stuart Hastings <stuart@apple.com>
13542 Richard Henderson <rth@redhat.com>
13544 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13545 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13546 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13547 fixuns_truncdfhi2): New.
13548 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13549 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13550 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13551 (floatunssidf2): Allow nonimmediate source.
13552 * config/i386/sse.md (movdi_to_sse): New.
13553 (vec_concatv2di): Drop '*'.
13554 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13555 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13556 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13558 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13559 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13560 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13561 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13562 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13563 ix86_build_const_vector.
13564 (x86_emit_floatuns): Rewrite.
13566 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13568 * genautomata.c (longest_path_length): Delete unused function.
13569 (struct state): Delete unused longest_path_length.
13570 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13571 (get_free_state): Delete unused.
13573 2007-02-09 Jan Hubicka <jh@suse.cz>
13575 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13576 * doc/invoke.texi (inline-unit-growth): Update default value.
13578 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13579 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13580 (rebuild_cgraph_edges): Likewise.
13581 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13582 (dump_cgraph_node): Dump frequencies.
13583 (cgraph_clone_edge): Add frequency scales.
13584 (cgraph_clone_node): Add freuqnecy.
13585 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13586 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13587 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13588 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13589 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13590 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13591 (save_inline_function_body): Likewise.
13592 * ipa-inline.c: inluce rtl.h
13593 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13594 (cgraph_edge_badness): Use frequencies.
13595 (cgraph_decide_recursive_inlining): Update clonning.
13596 (cgraph_decide_inlining_of_small_function): Dump frequency.
13597 * predict.c (estimate_bb_frequencies): Export.
13598 * predict.h (estimate_bb_frequencies): Declare.
13599 * tree-inline.c (copy_bb): Watch overflows.
13600 (expand_call_inline): Update call of cgraph_create_edge.
13601 (optimize_inline_calls): Use TODO flags to update frequnecies.
13602 * passes.h: Include predict.h
13603 (init_optimization_passes): Move profile ahead.
13604 (execute_function_todo): Handle TODO_rebuild_frequencies.
13606 2007-02-09 Roger Sayle <roger@eyesopen.com>
13608 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13609 the insbl or inswl pattern into a register.
13611 2007-02-09 Roger Sayle <roger@eyesopen.com>
13613 * config/ia64/ia64.md (bswapdi2): New define_insn.
13615 2007-02-09 Richard Henderson <rth@redhat.com>
13617 * config/i386/constraints.md (Ym): New constraint.
13618 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13619 (movdi_1_rex64): Split sse and xmm general register moves from
13620 memory move alternatives. Use conditional register constraints.
13621 (movsf_1, movdf_integer): Likewise.
13622 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13623 (movdf_integer_rex64): New.
13624 (pushsf_rex64): Fix output constraints.
13625 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13626 (sse2_stored): Likewise.
13627 (sse2_storeq_rex64): New.
13628 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13629 amd and not generic.
13630 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13631 for optimize_size. Remove SF/DFmode hack.
13633 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13635 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13638 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13639 Richard Sandiford <richard@codesourcery.com>
13641 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13642 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13643 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13644 m68k/t-mlib to tmake_file.
13645 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13646 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13647 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13648 Allow it to be cf or m68k. Set m68k_arch_family. If that
13649 variable is not empty, add t-$m68k_arch_family to tmake_file.
13650 Add t-mlibs to tmake_file.
13651 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13652 * config/m68k/t-cf: New file.
13653 * config/m68k/t-m68k: Likewise.
13654 * config/m68k/t-mlibs: Likewise.
13655 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13656 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13657 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13658 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13659 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13661 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13662 (INSTALL_LIBGCC): Delete.
13663 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13664 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13665 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13666 (M68K_MLIB_CPU): Define.
13667 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13668 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13669 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13671 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13672 Richard Guenther <rguenther@suse.de>
13674 PR middle-end/23361
13675 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13676 against INT_MIN/INT_MAX.
13677 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13678 file if a loop is removed.
13680 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13682 * calls.c (store_one_arg): Pass correct alignment to
13683 emit_push_insn for non-BLKmode values.
13684 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13685 unaligned stack slot via a suitably aligned slot.
13687 2007-02-08 DJ Delorie <dj@redhat.com>
13689 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13691 (legal_subregs): Use unsigned char, make const.
13692 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13694 2007-02-08 Paul Brook <paul@codesourcery.com>
13696 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13697 special interworking needed.
13699 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13701 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13702 conditional to __SSE2__.
13703 (Entries below should have been added to first ChangeLog
13704 entry for amdfam10 dated 2007-02-05)
13705 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13707 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13709 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13712 2007-02-08 DJ Delorie <dj@redhat.com>
13714 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13715 * config/m32c/m32c.c (legal_subregs): New.
13716 (m32c_illegal_subreg_p): New.
13717 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13718 unsupported subregs of hard regs.
13720 2007-02-08 Jan Hubicka <jh@suse.cz>
13722 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13723 the same one; always update histograms.
13725 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13727 * passes.c (init_optimization_passes): Tidy comment.
13729 2007-02-08 Roger Sayle <roger@eyesopen.com>
13731 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13732 strip zero_extend, bswap and rotates from POCOUNT's argument.
13733 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13734 zero_extend and rotates from PARITY's argument.
13735 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13736 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13737 of an integer constant at compile-time.
13739 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13742 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13744 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13747 * tree-ssa-live.c (remove_unused_locals): Do not remove
13748 TREE_ADDRESSABLE variables.
13749 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13750 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13751 FOR_CLOBBER. Update all users.
13752 If VAR has an associated alias set, add a virtual operand for
13753 it if no alias is found to conflict with the memory reference.
13755 2007-02-07 Jan Hubicka <jh@suse.cz>
13756 Robert Kidd <rkidd@crhc.uiuc.edu>
13758 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13760 2007-02-07 Ian Lance Taylor <iant@google.com>
13762 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13764 2007-02-07 Roger Sayle <roger@eyesopen.com>
13766 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13767 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13768 tablejumpdi, movsi_to_cr_one): Remove constraints from
13769 define_expand's match_operands.
13771 2007-02-07 Roger Sayle <roger@eyesopen.com>
13773 * global.c (compute_regsets): Move declatation of "i" inside of
13774 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13776 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13779 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13780 of INDIRECT_REF <RESULT_DECL>.
13782 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13784 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13785 Kaz Kojima <kkojima@gcc.gnu.org>
13788 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13790 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13792 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13794 * doc/loop.texi: Document possibility not to perform disambiguation
13795 of loops with multiple latches.
13796 * cfgloopmanip.c (alp_enum_p): Removed.
13797 (add_loop): Handle subloops. Use get_loop_body_with_size.
13798 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13799 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13800 the new forwarder block.
13801 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13802 Handle the case latch is NULL.
13803 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13804 when marking loop exits.
13805 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13807 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13808 disambiguate_loops_with_multiple_latches.
13809 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13810 before fix_loop_structure.
13811 * cfgloop.c: Include pointer-set.h and output.h.
13812 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13813 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13814 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13815 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13816 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13817 disambiguate_multiple_latches, get_loop_body_with_size,
13818 disambiguate_loops_with_multiple_latches): New functions.
13819 (flow_loop_dump): Dump multiple latch edges.
13820 (flow_loop_nodes_find): Handle loops with multiple latches.
13821 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13822 (glb_enum_p): Modified.
13823 (get_loop_body): Use get_loop_body_with_size.
13824 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13825 (AVOID_CFG_MODIFICATIONS): New constant.
13826 (disambiguate_loops_with_multiple_latches, add_loop,
13827 get_loop_body_with_size): Declare.
13828 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13830 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13832 PR inline-asm/28686
13833 * global.c (compute_regsets): New function.
13834 (global_alloc): Refactored ELIMINABLE_REGSET
13835 and NO_GLOBAL_ALLOC_REGS computation out.
13836 (rest_of_handle_global_alloc): Call compute_regsets()
13837 for non-optimizing case.
13839 2007-02-06 Richard Henderson <rth@redhat.com>
13841 * config/i386/constraints.md (Y2): Rename from Y.
13842 (Yi): New constraint.
13843 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13844 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13845 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13846 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13847 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13848 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13849 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13850 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13851 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13852 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13853 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13854 vec_extractv2si_1): Change Y constraints to Y2.
13855 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13856 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13857 Change Y constraints to Y2.
13858 (sse2_loadld): Change Y constraints to x.
13860 2007-02-06 Roger Sayle <roger@eyesopen.com>
13862 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13863 (parity<mode>2): New define_expand using rs6000_emit_parity.
13864 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13865 rs6000_emit_parity): New functions.
13866 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13867 rs6000_emit_parity): Prototype here.
13869 2007-02-06 Ian Lance Taylor <iant@google.com>
13871 * lower-subreg.c (simple_move_operand): Reject CONST.
13872 (resolve_clobber): Call validate_change rather than directly
13873 assigning to XEXP (pat, 0).
13875 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13877 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13878 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13879 (tree-cfg.o): Remove hashtab.h dependency.
13881 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13882 (struct ivopts_data): Change niters to pointer_map_t.
13883 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13884 (niter_for_exit): Create pointer_map on demand. Change for
13886 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13887 (free_loop_data): Destroy data->niters if created and reset field.
13888 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13889 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13891 * tree-ssa-reassoc.c: Include pointer-set.h.
13892 (bb_rank): Change to long *.
13893 (operand_rank): Change to pointer_map_t.
13894 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13895 (insert_operand_rank): Accept long.
13896 (operand_entry_hash, operand_entry_eq): Remove.
13897 (get_rank): Return long. Adjust for changes above.
13898 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13900 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13902 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13903 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13904 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13906 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13907 directly since it cannot be NULL.
13908 (get_vi_for_tree): Rewrite for pointer_map API.
13909 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13910 (init_alias_vars): Create vi_for_tree as pointer_map.
13911 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13913 * tree-cfg.c: Don't include hashtab.h.
13914 (edge_to_cases): Declare as pointer_map.
13915 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13917 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13918 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13919 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13921 (record_switch_edge): Delete.
13922 (get_cases_for_edge): Adjust for pointer_map API, inline
13923 record_switch_edge (rewritten for new API), remove goto.
13925 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13927 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13928 * tree-nested.c: Include pointer-set.h.
13929 (var_map_elt, var_map_eq, var_map_hash): Delete.
13930 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13931 to pointer_map_t's.
13932 (nesting_info_bitmap_obstack): New.
13933 (lookup_field_for_decl): Adjust for pointer_map API.
13934 (lookup_tramp_for_decl): Adjust for pointer_map API.
13935 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13936 (get_local_debug_decl): Adjust for pointer_map API.
13937 (convert_nl_goto_reference): Adjust for pointer_map API.
13938 (convert_nl_goto_receiver): Adjust for pointer_map API.
13939 (create_nesting_tree): Create outside GGC space. Create bitmap on
13940 the new obstack. Create field_map and var_map as pointer_maps.
13941 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13943 (lower_nested_functions): Move root here, no need to NULL it.
13944 Initialize and release the obstack.
13946 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13948 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13949 Remove prototypes and make them non-static.
13950 (struct tree_int_map): Remove.
13951 * tree.h (struct tree_int_map): Move here, turning TO into an
13953 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13955 * tree.h (TREE_COMPLEXITY): Remove.
13956 (struct tree_exp): Remove complexity field.
13957 * tree.c (build1_stat): Don't set it.
13959 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13960 Victor Kaplansky <victork@il.ibm.com>
13962 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13963 (vect_is_simple_reduction): Support reduction with induction as
13964 one of the operands.
13965 (vect_is_simple_iv_evolution): Fix formatting.
13966 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13967 formatting. Don't mark induction phis for vectorization.
13968 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13969 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13970 (vect_get_vec_def_for_operand): Support induction.
13971 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13973 (vectorizable_reduction): Support reduction with induction as one of
13975 (vectorizable_type_demotion): Use def-type of stmt argument rather
13976 than dummy def-type.
13978 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13979 flag_tree_scev_cprop.
13980 * common.opt (tree-scev-cprop): New flag.
13982 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13983 call to vect_get_new_vect_var.
13985 2007-02-06 Ira Rosen <irar@il.ibm.com>
13987 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13988 vectype is not NULL.
13989 (vect_pattern_recog_1): Likewise.
13991 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13993 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13994 (fold_negate_expr): Likewise.
13996 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13999 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14000 even if cv-qualification is the same.
14002 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14004 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14005 __enable_execute_stack on completion.
14007 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14009 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14010 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14011 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14012 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14013 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14014 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14015 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14016 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14018 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14020 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14021 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14022 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14023 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14024 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14025 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14026 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14027 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14028 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14029 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14030 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14031 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14032 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14033 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14034 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14035 sqrtextenddfxf2_i387): Added amdfam10_decode.
14037 * config/i386/athlon.md (athlon_idirect_amdfam10,
14038 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14039 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14040 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14041 athlon_ivector_store_amdfam10): New define_insn_reservation.
14042 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14045 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14047 * config/i386/athlon.md (athlon_call_amdfam10,
14048 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14049 define_insn_reservation.
14050 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14051 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14052 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14054 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14056 * config/i386/athlon.md (athlon_sseld_amdfam10,
14057 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14058 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14060 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14062 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14063 define_insn_reservation.
14064 * config/i386/i386.md (sseins): Added sseins to define_attr type
14065 and define_attr unit.
14066 * config/i386/sse.md: Set type attribute to sseins for insertq
14069 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14071 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14072 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14073 ssecomi_load_amdfam10, ssecomi_amdfam10,
14074 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14075 define_insn_reservation.
14076 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14078 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14080 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14081 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14082 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14083 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14084 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14085 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14086 define_insn_reservation.
14088 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14089 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14090 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14091 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14092 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14094 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14096 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14097 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14098 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14099 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14100 athlon_ssemul_load_k8): Added amdfam10.
14102 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14104 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14105 (x86_sse_unaligned_move_optimal): New variable.
14107 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14109 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14110 for unaligned vector SSE double/single precision loads for AMDFAM10.
14112 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14114 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14115 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14116 Define TARGET_CPU_DEFAULT_amdfam10.
14117 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14118 (processor_type): Add PROCESSOR_AMDFAM10.
14120 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14121 processor_type in config/i386/i386.h.
14122 Enable imul peepholes for TARGET_AMDFAM10.
14124 * config.gcc: Add support for --with-cpu option for amdfam10.
14126 * config/i386/i386.c (amdfam10_cost): New variable.
14127 (m_AMDFAM10): New macro.
14128 (m_ATHLON_K8_AMDFAM10): New macro.
14129 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14130 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14131 x86_promote_QImode, x86_integer_DFmode_moves,
14132 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14133 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14134 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14135 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14136 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14137 Enable/disable for amdfam10.
14138 (override_options): Add amdfam10_cost to processor_target_table.
14139 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14140 processor_alias_table.
14141 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14142 (ix86_adjust_cost): Add code for amdfam10.
14144 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14146 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14147 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14148 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14149 * config/i386/i386.h: Add builtin definition for SSE4A.
14150 * config/i386/i386.md: Add support for ABM instructions
14151 (popcnt and lzcnt).
14152 * config/i386/sse.md: Add support for SSE4A instructions
14153 (movntss, movntsd, extrq, insertq).
14154 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14155 Add -march=amdfam10 flag.
14156 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14157 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14159 * doc/extend.texi: Add documentation for SSE4A builtins.
14161 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14163 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14165 2007-02-05 Richard Guenther <rguenther@suse.de>
14167 * tree-vectorizer.h (vectorizable_function): Add argument type
14168 argument, change return type.
14169 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14170 * tree-vect-transform.c (vectorizable_function): Handle extra
14171 argument, return vectorized function decl.
14172 (build_vectorized_function_call): Remove.
14173 (vectorizable_call): Handle calls with result and argument types
14174 differing. Handle loop vectorization factor correctly.
14175 * targhooks.c (default_builtin_vectorized_function): Adjust for
14177 * targhooks.h (default_builtin_vectorized_function): Likewise.
14178 * target.h (builtin_vectorized_function): Add argument type
14180 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14181 extra argument, allow vectorizing of lrintf.
14182 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14183 documentation of target hook.
14185 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14188 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14189 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14190 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14192 2007-02-05 Roger Sayle <roger@eyesopen.com>
14194 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14195 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14196 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14197 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14198 before canonicalizing sincos to cexpi.
14199 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14201 2007-02-05 Roger Sayle <roger@eyesopen.com>
14203 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14204 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14205 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14207 2007-02-05 Roger Sayle <roger@eyesopen.com>
14209 * mips-tfile.c (initialize_init_file): Correct endianness test.
14211 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14213 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14214 the 'y' constraint.
14216 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14218 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14219 saves in a PARALLEL before the register assignments.
14221 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14223 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14224 DWARF_FRAME_RETURN_COLUMN to be a general register.
14225 * dwarf2out.c (init_return_column_size): New function, split from...
14226 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14227 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14228 to be nongeneral registers.
14229 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14231 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14232 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14234 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14236 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14238 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14240 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14241 (remove_path): Use can_remove_branch_p and remove_branch instead
14242 of loop_delete_branch_edge.
14243 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14244 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14245 Update profile using scale_dominated_blocks_in_loop.
14246 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14247 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14248 (can_remove_branch_p, remove_branch): Declare.
14249 * tree-cfg.c (tree_can_remove_branch_p): New function.
14250 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14251 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14252 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14254 2007-02-05 Jan Hubicka <jh@suse.cz>
14256 PR middle-end/30696
14257 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14258 nodes in cgraph, don't remove offline copy of the function.
14260 2007-02-04 Jan Hubicka <jh@suse.cz>
14262 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14263 vectors might cause maybe_lookup_element_for_expr to be called
14264 on non-sra-candidate.
14266 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14268 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14269 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14270 spelling conventions.
14272 2007-02-04 Richard Guenther <rguenther@suse.de>
14274 PR middle-end/30636
14275 * fold-const.c (try_move_mult_to_index): Make sure to not
14276 overflow one dimension of a multi-dimensional array access.
14278 2007-02-04 Jan Hubicka <jh@suse.cz>
14280 * passes.c (init_optimization_passes): Reindent.
14282 2007-02-04 Jan Hubicka <jh@suse.cz>
14283 Eric Botcazou <ebotcazou@adacore.com>
14285 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14286 (execute_fixup_cfg): Break out the abnormal goto code.
14287 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14288 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14289 (optimize_inline_calls): Call make_nonlocal_label_edges.
14291 2007-02-04 Jan Hubicka <jh@suse.cz>
14293 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14294 true when something was changed.
14295 (rename_ssa_copies): When something was changed, do
14296 TODO_remove_unused_locals.
14297 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14298 add TODO_remove_unused_locals when instruction was removed.
14300 2007-02-04 Jan Hubicka <jh@suse.cz>
14302 * ipa-inline.c (try_inline): Improve debug output; work on already
14304 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14305 call try_inline for already inlined edges too when flattening;
14306 inline also functions that make callee growth but overall unit size
14309 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14311 * config/m32c/bitops.md, config/m32c/jump.md,
14312 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14313 config/m32r/m32r.h, config/m32r/m32r.md,
14314 config/m32r/predicates.md, config/m68hc11/larith.asm,
14315 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14316 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14317 config/mips/mips-protos.h, config/mips/mips.c,
14318 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14319 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14320 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14321 spelling conventions.
14323 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14324 Follow spelling conventions.
14326 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14328 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14329 warn about C++0x compatibility.
14331 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14333 * config/h8300/h8300.c, config/h8300/h8300.h,
14334 config/h8300/h8300.md: Follow spelling conventions.
14336 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14338 PR middle-end/30667
14339 * combine.c (try_combine): Do not substitute source operand
14340 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14342 2007-02-03 Jan Hubicka <jh@suse.cz>
14344 PR gcov-profile/30650
14345 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14346 do not divide by zero for never executed counters.
14347 (tree_find_values_to_profile): Fix counters.
14348 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14350 2007-02-03 Ian Lance Taylor <iant@google.com>
14352 * lower-subreg.c (simple_move_operand): New static function,
14353 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14355 (simple_move): Call simple_move_operand.
14356 (find_decomposable_subregs): Add special handling of MEMs.
14357 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14358 meaning of return value. If we see a hard register, test whether
14359 it can store a word_mode value. Change all callers.
14361 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14363 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14364 ftrapv insns and expanders.
14365 (subdi3): Change define_expand operand 1 to arith11_operand, and
14366 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14367 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14368 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14371 PR middle-end/30174
14372 * varasm.c (notice_global_symbol): Treat global objects as weak when
14373 flag_shlib is true.
14375 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14377 * emit-rtl.c (dconstpi): Delete.
14378 (dconstsqrt2): New.
14379 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14380 * real.h (dconstpi): Delete.
14381 (dconstsqrt2): New.
14382 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14383 (fold_builtin_hypot): Likewise.
14385 2007-02-03 Tom Tromey <tromey@redhat.com>
14388 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14389 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14391 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14393 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14394 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14395 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14396 config/rs6000/cell.md, config/rs6000/darwin.h,
14397 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14398 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14399 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14400 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14401 typos. Follow spelling conventions.
14402 * doc/invoke.texi: Follow spelling conventions.
14404 2007-02-03 Roger Sayle <roger@eyesopen.com>
14406 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14407 canonicalization transformations that attempt to simplify integer
14408 constant comparisons to become comparisons against zero.
14410 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14412 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14414 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14415 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14417 2007-02-02 Mike Stump <mrs@apple.com>
14419 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14420 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14421 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14422 generate a branch island.
14424 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14426 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14427 (xtensa_legitimate_address_p): New.
14428 (xtensa_legitimize_address): New.
14429 (xtensa_output_addr_const_extra): New.
14430 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14432 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14433 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14434 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14435 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14436 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14437 (xtensa_legitimize_address): New.
14438 (xtensa_output_addr_const_extra): New.
14440 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14442 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14444 2007-02-02 Ian Lance Taylor <iant@google.com>
14446 * expmed.c (expand_divmod): Add comment.
14448 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14450 * emit-rtl.c (renumber_insns): Remove.
14451 * flags.h: Remove the extern for flag_renumber_insns.
14452 * rtl.h: Remove the prototype for renumber_insns.
14453 * toplev.c (flag_renumber_insns): Remove.
14455 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14457 Revert for x86 darwin:
14458 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14460 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14461 code before the following patch under TARGET_MACHO.
14462 (ix86_function_value_regno_p): Likewise.
14464 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14466 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14469 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14472 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
14473 general or fp registers. Add comments.
14474 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14476 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14478 * pointer-set.c (insert_aux): Only return insertion slot.
14479 (pointer_set_insert): Adjust.
14480 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14481 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14482 pointer_map_traverse): New.
14483 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14484 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14485 pointer_map_contains, pointer_map_traverse): Declare.
14487 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14489 PR middle-end/30473
14490 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14491 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14493 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14495 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14497 (struct _dep): New type.
14498 (dep_t): New typedef.
14499 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14500 (DEP_STATUS): New access macro. The macro with the same name was
14501 renamed to DEP_LINK_STATUS.
14502 (dep_init): Declare function
14504 (struct _dep_link): New type.
14505 (dep_link_t): New typedef.
14506 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14507 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14508 (DEP_LINK_STATUS): New macro.
14509 (debug_dep_links): New debug function.
14511 (struct _deps_list): New type.
14512 (deps_list_t): New typedef.
14513 (DEPS_LIST_FIRST): New access macro.
14514 (FOR_EACH_DEP_LINK): New cycle macro.
14515 (create_deps_list, free_deps_list, delete_deps_list): Declare
14517 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14518 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14519 (copy_deps_list_change_con): Ditto.
14521 (move_dep_link): Declare function.
14523 (struct _dep_node): New type.
14524 (dep_node_t): New typedef.
14525 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14527 (struct haifa_insn_data.back_deps): New field to hold backward
14528 dependencies of the insn.
14529 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14531 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14532 Change its type to deps_list_t.
14533 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14534 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14535 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14537 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14539 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14541 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14543 (dep_cost): Declare.
14545 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14546 (ds_to_dk, dk_to_ds): New functions.
14548 (init_dep_1): New static function.
14549 (init_dep): New function.
14550 (copy_dep): New static function.
14552 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14554 (detach_dep_link): New static function.
14555 (move_dep_link): New function.
14557 (dep_links_consistent_p, dump_dep_links): New static functions.
14558 (debug_dep_links): New debugging function.
14560 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14562 (alloc_deps_list, init_deps_list): New static functions.
14563 (create_deps_list): New function.
14564 (clear_deps_list): New static function.
14565 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14566 (deps_list_consistent_p, dump_deps_list): New static functions.
14567 (debug_deps_list): New function.
14568 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14570 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14572 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14573 use new scheduler dependencies lists.
14574 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14575 (sched_analyze): Ditto. Initialize dependencies lists.
14576 (add_forw_dep, compute_forward_dependences): Update to use new
14577 scheduler dependencies lists.
14579 (init_dependency_caches): Init deps_obstack.
14580 (free_dependency_caches): Free deps_obstack.
14582 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14583 new scheduler dependencies lists.
14584 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14585 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14587 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14588 Update to use new scheduler dependencies lists.
14589 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14590 (debug_dependencies): Ditto.
14591 (schedule_region): Update comments.
14593 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14594 scheduler dependencies lists.
14595 (schedule_ebb): Update comments.
14597 * rtl.def (DEPS_LIST): Remove.
14599 * lists.c (unused_deps_list): Remove.
14600 (free_list): Update assertions.
14602 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14603 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14605 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14606 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14608 * haifa-sched.c (comments): Update.
14609 (insn_cost1): Remove. Inline the code into insn_cost ().
14610 (insn_cost): Update to use new scheduler dependencies lists. Move
14611 processing of the dependency cost to dep_cost ().
14612 (dep_cost): New function. Use it instead of insn_cost () when
14613 evaluating cost of the dependency. Use compatible interface to
14614 interact with the target.
14615 (priority): Update to use new scheduler dependencies lists.
14616 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14617 with greater number of insns that depend on the insn.
14618 (schedule_insn): Update to use new scheduler dependencies lists. Add
14619 code to free backward dependencies lists. Inline and optimize code
14620 from resolve_dep () - see PR28071.
14621 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14622 lists. Update call to targetm.sched.is_costly_dependence hook.
14624 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14625 scheduler dependencies lists.
14627 (resolve_dep): Remove. Move the logic to schedule_insn ().
14628 (init_h_i_d): Initialize dependencies lists.
14630 (process_insn_depend_be_in_spec): Rename to
14631 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14632 dependencies lists.
14633 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14634 Update to use new scheduler dependencies lists.
14635 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14637 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14638 new scheduler dependencies lists.
14639 (build_intra_loop_deps): Ditto.
14641 * target.h (struct _dep): Declare to use in
14642 gcc_target.sched.is_costly_dependence.
14643 (struct gcc_target.sched.adjust_cost): Fix typo.
14644 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14645 single dep_t parameter instead of an equivalent triad.
14646 (struct gcc_target.sched.adjust_cost_2): Remove.
14648 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14650 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14652 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14654 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14656 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14657 (REG_DEP_TRUE): Document.
14659 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14660 Change signature to correspond to the targetm.sched.adjust_cost hook.
14661 Update use in TARGET_SCHED_ADJUST_COST_2.
14662 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14663 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14664 new scheduler dependencies lists.
14665 (ia64_gen_check): Ditto.
14667 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14668 dependencies lists.
14670 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14671 signature to correspond to the targetm.sched.is_costly_dependence hook.
14672 (is_costly_group): Update to use new scheduler dependencies lists.
14674 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14675 instead of INSN_COST () macro.
14677 2007-02-01 Ian Lance Taylor <iant@google.com>
14679 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14681 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14683 * pa.md (tp_load): Correct mfctl instruction syntax.
14685 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14687 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14688 altivec_padding_size calculation on AIX. Improve comment, add
14689 assert to verify that it's right.
14691 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14694 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14696 PR inline-asm/28686
14697 * global.c (global_alloc): Add mising initialization of
14700 2007-02-01 Roger Sayle <roger@eyesopen.com>
14702 * alias.c (init_alias_analysis): Correct whitespace.
14703 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14704 partition_hot_cold_basic_blocks): Likewise.
14705 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14706 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14707 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14708 fold_builtin_snprintf_chk, fold_builtin_printf,
14709 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14710 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14711 * cfgcleanup.c (cleanup_cfg): Likewise.
14712 * cfgexpand.c (tree_expand_cfg): Likewise.
14713 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14714 * function.c (get_next_funcdef_no): Likewise.
14715 * gengtype.c (main): Likewise.
14716 * genmodes.c (main): Likewise.
14717 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14718 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14719 * ifcvt.c (noce_emit_move_insn): Likewise.
14720 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14722 * stor-layout.c (get_best_mode): Likewise.
14723 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14724 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14725 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14726 perform_var_substitution, solve_graph): Likewise.
14727 * tree-vrp.c (vrp_finalize): Likewise.
14729 2007-02-01 Ian Lance Taylor <iant@google.com>
14731 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14732 high part of a paradoxical subreg, return a constant zero.
14734 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14736 * toplev.c (lang_dependent_init): Call init_set_costs.
14737 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14739 2007-02-01 Richard Guenther <rguenther@suse.de>
14741 PR middle-end/30656
14742 * fold-const.c (fold_negate_expr): Allow negating a
14743 constant if overflow does not change.
14745 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14747 * doc/c-tree.texi (Expression trees): Improve markup.
14748 * doc/tm.texi (Register Classes, Addressing Modes)
14749 (Floating Point): Fix spacing after abbreviations. Fix some
14752 2007-02-01 Ben Elliston <bje@au.ibm.com>
14754 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14755 * doc/contrib.texi: Likewise.
14756 * doc/install.texi: Likewise.
14758 2007-01-31 Richard Henderson <rth@redhat.com>
14759 Ian Lance Taylor <iant@google.com>
14761 * lower-subreg.c: New file.
14762 * rtl.def (CONCATN): Define.
14763 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14764 pass_lower_subreg2.
14765 * emit-rtl.c (update_reg_offset): New static function, broken out
14766 of gen_rtx_REG_offset.
14767 (gen_rtx_REG_offset): Call update_reg_offset.
14768 (gen_reg_rtx_offset): New function.
14769 * regclass.c: Revert patch of 2006-03-05, restoring
14771 (clear_reg_info_regno): New function.
14772 * dwarf2out.c (concatn_loc_descriptor): New static function.
14773 (loc_descriptor): Handle CONCATN.
14774 * common.opt (fsplit_wide_types): New option.
14775 * opts.c (decode_options): Set flag_split_wide_types when
14777 * timevar.def (TV_LOWER_SUBREG): Define.
14778 * rtl.h (gen_reg_rtx_offset): Declare.
14779 (reg_scan_update): Declare.
14780 * regs.h (clear_reg_info_regno): Declare.
14781 * tree-pass.h (pass_lower_subreg): Declare.
14782 (pass_lower_subreg2): Declare.
14783 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14784 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14785 -fsplit-wide-types.
14786 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14787 * Makefile.in (OBJS-common): Add lower-subreg.o.
14788 (lower-subreg.o): New target.
14790 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14792 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14794 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14797 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14799 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14801 PR middle-end/29335
14802 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14804 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14806 * cfgloop.h: Include vec-prim.h.
14807 (enum li_flags): Remove LI_ONLY_OLD.
14808 (loop_iterator): Changed.
14809 (fel_next, fel_init): Iterate over loop tree.
14810 (FOR_EACH_LOOP_BREAK): New macro.
14811 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14813 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14814 * modulo-sched.c (sms_schedule): Ditto.
14815 * tree-vectorizer.c (vectorize_loops): Ditto.
14816 * doc/loop.texi: Update information on loop numbering and behavior of
14817 FOR_EACH_LOOP wrto new loops.
14818 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14819 add_to_evolution_1): Test nestedness of loops instead of comparing
14821 * tree-chrec.c (chrec_fold_plus_poly_poly,
14822 chrec_fold_multiply_poly_poly, chrec_evaluate,
14823 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14824 reset_evolution_in_loop): Ditto.
14825 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14827 2007-01-31 Dirk Mueller <dmueller@suse.de>
14829 * c-common.c (warn_about_parentheses): Separate warning about
14830 un-parenthized sequence of comparison operators from the one
14831 which is supposed to warn about x <= y <= z.
14833 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14835 * optabs.h (enum optab_index): Add new OTI_isinf.
14836 (isinf_optab): Define corresponding macro.
14837 * optabs.c (init_optabs): Initialize isinf_optab.
14838 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14840 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14841 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14843 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14844 expand_builtin_interclass_mathfn.
14845 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14846 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14847 (fxam<mode>2_i387): New insn pattern.
14848 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14849 built-in functions as x87 inline asm.
14851 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14853 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14855 2007-01-30 Eric Christopher <echristo@apple.com>
14857 * config.gcc: Add geode.
14859 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14861 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14862 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14863 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14864 value-prof.c: Fix comment typos.
14866 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14869 * doc/invoke.texi (Wpointer-arith): Document warning.
14871 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14873 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14874 the list of discrepancies from the draft TR.
14876 2007-01-30 Dirk Mueller <dmueller@suse.de>
14879 * doc/invoke.texi (-Wreturn-type): Update description to
14880 match new behavior.
14882 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14884 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14886 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14888 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14889 to handle optabs that operate on floating point input argument and
14890 output to integer output.
14891 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14892 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14893 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14894 expand_builtin_interclass_mathfn ().
14895 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14896 (ilogbsi2): Remove.
14897 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14898 ilogbl built-in functions as x87 intrinsics.
14900 2007-01-30 Richard Guenther <rguenther@suse.de>
14902 PR middle-end/27657
14903 * dwarf2out.c (reference_to_unused): Query varpool if the
14904 variable was output.
14906 2007-01-30 Richard Guenther <rguenther@suse.de>
14908 PR middle-end/30313
14909 * passes.c (execute_one_pass): Reset in_gimple_form to not
14910 confuse non-unit-at-a-time mode.
14912 2007-01-29 Roger Sayle <roger@eyesopen.com>
14913 Richard Guenther <rguenther@suse.de>
14915 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14916 avoid undefined behaviour on overflow. Use force_fit_type_double
14917 to construct the constant with the specified TREE_OVERFLOW.
14919 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14921 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14922 * config/dfp-bit.h: Ditto.
14924 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14926 * c-decl.c (pop_scope): Replace warnings with call to
14927 warn_for_unused_label.
14928 * c-common.h (warn_for_unused_label): Declare.
14929 * c-common.c (warn_for_unused_label): Define.
14931 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14933 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14936 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14938 * Makefile.in (USER_H): Remove decfloat.h.
14939 * ginclude/decfloat.h: Delete, moving contents to ...
14940 * ginclude/float.h: Add support for decimal floating point,
14941 guarded by __STDC_WANT_DEC_FP__.
14943 2007-01-29 Mike Stump <mrs@apple.com>
14945 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14946 Analysis and Representation to resolve case insensitive conflict.
14947 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14949 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14951 * tree.h (struct tree_memory_tag): Add aliases member.
14952 (MTAG_ALIASES): New macro.
14953 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14954 (add_may_alias): Remove pointer-set. Update for may_aliases being
14956 (mark_aliases_call_clobbered): Update for may_aliases being a
14958 (compute_tag_properties): Ditto.
14959 (create_partition_for): Ditto.
14960 (compute_memory_partitions): Ditto.
14961 (dump_may_aliases_for): Ditto.
14962 (is_aliased_with): Ditto.
14963 (add_may_alias_for_new_tag): Ditto.
14964 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14965 (compute_is_aliased): New function.
14966 (compute_may_aliases): Call compute_is_aliased).
14967 (init_alias_info): Initialize alias_bitmap_obstack.
14968 (union_alias_set_into): New function.
14969 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14970 (have_common_aliases_p): Rewrite to take two bitmaps and use
14972 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14973 Update for bitmaps.
14974 (finalize_ref_all_pointers): Update for add_may_alias changes.
14975 (new_type_alias): Ditto.
14976 * tree-flow-inline.h (may_aliases): Return a bitmap.
14977 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14978 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14979 may_aliases being a bitmap.
14980 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14981 may_aliases now returns a bitmap.
14982 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14984 * tree-ssa-operands.c (add_virtual_operand): Update for
14985 may_aliases being a bitmap.
14987 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14989 PR tree-optimization/30630
14990 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14991 variable as changed.
14993 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14996 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14997 expanded only once even if an error occurs.
14999 2007-01-29 Ben Elliston <bje@au.ibm.com>
15001 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15002 (__gcov_average_profiler): Likewise.
15003 (__gcov_ior_profiler): Likewise.
15004 (__gcov_merge_ior): Likewise.
15006 2007-01-28 Jan Hubicka <jh@suse.cz>
15008 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15009 * value-prof.c (stringop_block_profile): Likewise.
15011 2007-01-28 Jan Hubicka <jh@suse.cz>
15013 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
15014 variant handling histograms; add wrapper.
15015 (clear_storage_via_libcall): Export.
15016 (emit_block_move_hints): Break out from ...; add histograms.
15017 (emit_block_move): ... this one.
15018 (clear_storage_hints): Break out from ...; add histograms.
15019 (clear_storage): ... this one.
15020 (set_storage_via_memset): Handle histogram.
15021 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15022 (clear_storage_hints, clear_storage_via_libcall): Declare.
15023 (set_storage_via_setmem): Update prototype.
15024 * doc/md.texi (movmem, setmem): Document new arguments.
15026 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
15028 (stringop_block_profile): New global function.
15029 (tree_stringops_values_to_profile): Profile block size and alignment.
15030 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15032 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15033 (stringop_block_profile): Declare.
15034 * builtins.c: Include value-prof.h.
15035 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15036 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15037 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15038 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15039 * profile.c (instrument_values): Add new counters.
15040 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15042 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15043 (tree_init_edge_profiler): Build new profilers.
15044 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15045 (pass_tree_profile): Add dump.
15046 (tree_profile_hooks): Update.
15047 * Makefile.in (LIBGCOV): Add new constants.
15048 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15049 __gcov_ior_profiler): New.
15050 * i386.md (movmem/setmem expanders): Add new optional arguments.
15052 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15054 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15056 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15058 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15059 (tree_unswitch_single_loop): Pass eni_size_weights to
15060 tree_num_loop_insns.
15061 * tree-ssa-loop-manip.c: Include tree-inline.h.
15062 (can_unroll_loop_p): Pass eni_size_weights to
15063 tree_num_loop_insns.
15064 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15065 Pass eni_size_weights to estimate_num_insns.
15066 * tree.h (init_inline_once): Export.
15067 * toplev.c (backend_init): Call init_inline_once.
15068 * cgraphunit.c (cgraph_process_new_functions,
15069 cgraph_analyze_function): Pass eni_inlining_weights to
15070 estimate_num_insns.
15071 * ipa-inline.c (compute_inline_parameters): Ditto.
15072 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15073 to estimate_num_insns.
15074 (try_unroll_loop_completely): Pass eni_size_weights to
15075 tree_num_loop_insns.
15076 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15077 ot estimate_num_insns.
15078 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15079 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15080 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15081 eni_time_weights): New variables.
15082 (init_inline_once): Initialize them.
15083 (struct eni_data): Mew.
15084 (estimate_num_insns_1, estimate_num_insns): Use weights.
15085 * tree-inline.h (struct eni_weights_d): New.
15086 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15087 (estimate_num_insns): Declaration changed.
15088 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15089 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15090 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15092 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15094 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15095 relations in the conflict function is valid.
15097 2007-01-27 Ian Lance Taylor <iant@google.com>
15099 * common.opt: Add fstrict-overflow.
15100 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15101 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15102 (TYPE_OVERFLOW_UNDEFINED): Define.
15103 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15105 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15106 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15107 (fold_negate_expr): Likewise.
15108 (make_range): Likewise.
15109 (extract_muldiv_1): Likewise.
15110 (maybe_canonicalize_comparison): Likewise.
15111 (fold_comparison): Likewise.
15112 (fold_binary): Likewise.
15113 (tree_expr_nonnegative_p): Likewise.
15114 (tree_expr_nonzero_p): Likewise.
15115 * tree-vrp.c (compare_values): Likewise.
15116 (extract_range_from_binary_expr): Likewise.
15117 (extract_range_from_unary_expr): Likewise.
15118 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15120 (nowrap_type_p): Likewise.
15121 * tree-scalar-evolution.c (simple_iv): Likewise.
15122 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15123 (build_range_check): Likewise.
15124 (extract_muldiv_1): Likewise.
15125 (fold_comparison): Likewise.
15126 * tree-vrp.c (vrp_int_const_binop): Likewise.
15127 (extract_range_from_unary_expr): Likewise.
15128 * convert.c (convert_to_integer): Likewise.
15129 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15130 (fold_comparison): Likewise.
15131 (fold_binary): Likewise.
15132 * optabs.c (optab_for_tree_code): Likewise.
15133 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15134 * simplify-rtx.c (simplify_const_relational_operation): Check
15135 flag_strict_overflow and flag_trapv.
15136 (simplify_const_relational_operation): Likewise.
15137 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15138 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15141 2007-01-27 Roger Sayle <roger@eyesopen.com>
15143 * tree.c (tree_fold_gcd): Delete.
15144 * tree.h (tree_fold_gcd): Remove prototype.
15145 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15146 test whether one constant integer is a multiple of another. Instead
15147 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15148 * fold-const.c (multiple_of_p): We've determined both TOP and
15149 BOTTOM are integer constants so we can call int_const_binop directly
15150 instead of the more generic const_binop.
15152 2007-01-27 Roger Sayle <roger@eyesopen.com>
15154 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15155 1*X check that the constant hasn't overflowed, to preserve the
15157 (round_up): Provide an efficient implementation when rouding-up an
15158 INTEGER_CST to a power-of-two.
15160 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15162 * doc/sourcebuild.texi: Add comma for clarity.
15163 * doc/extend.texi: Fix some typos.
15164 * doc/passes.texi: Likewise.
15165 * doc/cppinternals.texi: Likewise.
15166 * doc/c-tree.texi: Likewise.
15167 * doc/tree-ssa.texi: Likewise.
15168 * doc/install.texi: Likewise.
15170 2007-01-27 Jan Hubicka <jh@suse.cz>
15172 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15173 (pass_sra): Do not require alias information.
15174 * passes.c (init_optimization_passes): Add SRA
15176 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15178 * tracer.c (rest_of_handle_tracer): We already cleaned
15179 up the CFG in tracer() so don't do it here again.
15180 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15181 cleanup_cfg here, either. And don't call renumber_insns.
15183 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15184 and BB_HEAD are in the insn stream here. Instead make sure
15185 that BB_INSN is valid on all insns. Also, do check here that
15186 there are no pending branch predictions...
15187 (rtl_verify_flow_info): ...instead of doing it here. Checks
15188 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15191 2007-01-26 Roger Sayle <roger@eyesopen.com>
15193 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15194 function to simplify/factorize operand order canonicalization.
15195 (ix86_fixup_binary_operands): Reorganize using the above function.
15196 (ix86_binary_operator_ok): Likewise.
15198 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15200 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15201 file scope from optimize_attrs.
15202 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15204 (optimize_attrs): Clear insn_code_values after freeing it.
15206 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15208 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15209 a parts.base assignment.
15211 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15213 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15214 (compute_subscript_distance, initialize_data_dependence_relation,
15215 finalize_ddr_dependent, analyze_ziv_subscript,
15216 analyze_siv_subscript_cst_affine,
15217 compute_overlap_steps_for_affine_univar,
15218 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15219 analyze_siv_subscript, analyze_miv_subscript,
15220 analyze_overlapping_iterations, subscript_dependence_tester_1,
15221 compute_self_dependence, free_dependence_relation): Work
15222 with affine_fn instead of chrecs.
15223 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15224 common_affine_function, affine_function_base,
15225 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15226 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15227 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15228 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15229 (all_chrecs_equal_p): Removed.
15230 * tree-data-ref.h (affine_fn, conflict_function): New types.
15231 (struct subscript): Change type of conflicting_iterations_in_a
15232 and conflicting_iterations_in_b.
15234 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15237 * config/pa/pa.h (TARGET_HPUX_11): New.
15238 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15239 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15241 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15242 Richard Guenther <rguenther@suse.de>
15244 * tree-ssa-structalias.c (solve_graph): Handle case
15245 we merged the variable to another.
15247 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15249 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15252 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15253 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15255 2007-01-25 DJ Delorie <dj@redhat.com>
15257 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15258 allow changes to modes which don't fit in those registers.
15260 * reload1.c (choose_reload_regs): Check for invalid subregs before
15261 computing their locations, not after.
15263 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15266 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15267 save Altivec registers in an eh_return function.
15268 (compute_vrsave_mask): Likewise.
15269 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15270 for saving Altivec registers.
15271 (rs6000_emit_prologue): Don't allocate stack twice in
15272 eh_return function. Correct expected value of altivec_save_offset
15273 when using save_world. Describe save of R0 to stack when using
15274 save_world. Describe stack pointer adjustment when using
15275 save_world. Remove duplicated eh_return parameter register saving.
15276 Update sp_offset variable after save_world.
15277 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15279 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15280 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15283 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15285 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15287 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15290 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15291 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15293 2007-01-25 Richard Guenther <rguenther@suse.de>
15295 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15296 * common.opt (-Wcoverage-mismatch): New warning option.
15297 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15298 if -Wcoverage-mismatch is given.
15300 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15302 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15303 (ipcp_driver): Change to static definition.
15304 Add dumping of the ifunctions.
15305 (constant_val_insert): Remove unused parameter. Support for SSA.
15306 (ipcp_propagate_const): Support for SSA.
15307 (ipcp_profile_bb_print): Print only analyzed nodes.
15308 (ipcp_replace_map_create): Remove support for Fortran constant
15310 * ipa-prop.c (ipa_method_modify_stmt,
15311 ipa_callsite_compute_param): Support for SSA.
15312 * ipa-prop.h (ipcp_driver): Remove declaration.
15313 (IS_VALID_TREE_MAP_INDEX): Add define.
15315 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15317 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15319 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15321 PR middle-end/30447
15322 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15323 constant argument to cabs and do it without checking for
15324 -funsafe-math-optimizations.
15326 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15328 * c-common.h (RID_FIRST_CXX0X): New.
15329 (RID_LAST_CXX0X): New.
15330 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15332 * c.opt (Wc++0x-compat): New.
15333 * doc/invoke.texi (-Wc++0x-compat): Document.
15335 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15337 * builtins.c (fold_builtin_carg): New.
15338 (fold_builtin_1): Use it.
15340 2007-01-24 Jan Hubicka <jh@suse.cz>
15342 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15344 * ipa-inline.c (initial_insns, max_insns): Delete.
15345 (compute_max_insns): New function.
15346 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
15347 of insns as base for code growth.
15348 (cgraph_decide_inlining): Make initial_insns local; do not compute
15350 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15351 * doc/invoke.texi (inline-unit-growth): Update docs.
15353 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15355 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15356 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15357 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15358 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15359 for CPUs that have PTA_CX16 set.
15361 PR middle-end/27416
15362 * gimplify.c (omp_check_private): New function.
15363 (gimplify_scan_omp_clauses): Use it for
15364 firstprivate/lastprivate/reduction.
15366 PR middle-end/30494
15367 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15368 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15370 PR middle-end/30421
15371 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15372 If lower_lastprivate_clauses emits some statements, append them
15373 to dlist rather than body_p and to body_p append an initializer.
15374 (lower_omp_for): Adjust caller.
15376 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15378 * target.h (globalize_decl_name): New.
15379 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15380 * output.h (default_globalize_decl_name): New.
15381 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15383 (globalize_decl): Ditto.
15384 (default_globalize_decl_name): New.
15385 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15386 (ia64_handle_version_id_attribute): New.
15387 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15388 (ia64_asm_output_external): Use globalize_decl_name instead
15389 of globalize_label.
15390 * doc/extend.texi (version_id): New pragma.
15391 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15393 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15395 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15396 _uleb128_t and _Unwind_SWord with _sleb128_t.
15397 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
15398 uw_frame_state_for, uw_update_context_1): Likewise.
15399 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15400 * unwind-pe.h (read_uleb128, read_sleb128,
15401 read_encoded_value_with_base): Likewise.
15402 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15404 2007-01-24 Richard Guenther <rguenther@suse.de>
15406 * builtins.c (expand_builtin_cexpi): Get the fndecl
15407 for cexp in the correct way.
15409 2007-01-24 Jan Hubicka <jh@suse.cz>
15411 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
15413 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15415 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15416 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15417 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15418 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15419 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15420 __SIZEOF_PTRDIFF_T__.
15421 * doc/cpp.texi: Documentation for the new builtin macros added.
15423 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15425 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15426 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15427 instead of operands[2] to avoid access past the end of array.
15429 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15431 * reload1.c (emit_reload_insns): Pass the reload register
15432 for a non-spill output reload through forget_old_reloads_1.
15434 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15436 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15437 _SOFT_DOUBLE if doubles use software floating-point.
15438 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15439 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15440 * config/rs6000/darwin-ldouble.c: Also compile functions for
15441 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15442 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15443 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15444 commented-out long double override.
15445 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15446 * config/rs6000/eabispe.h: Likewise.
15447 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15448 long double for non-SPE.
15449 (rs6000_handle_option): Likewise.
15450 (invalid_e500_subreg): Disallow more subregs involding DImode,
15451 DFmode, TImode or TFmode.
15452 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15454 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15456 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15457 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15459 (rs6000_legitimate_address): Also check for TFmode for E500
15461 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15462 (spe_build_register_parallel): Handle TFmode and TCmode.
15463 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15465 (function_arg): Handle TFmode and TCmode for E500 double.
15466 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15468 (print_operand): Handle TFmode and TImode for %y.
15469 (rs6000_generate_compare): Handle TFmode comparisons for E500
15471 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15472 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15473 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15474 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15475 TFmode for E500 double.
15476 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15477 (floatsidf2): Enable for E500 double.
15478 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15479 (extenddftf2): Change to extenddftf2_fprs.
15480 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15481 depending on TARGET_E500_DOUBLE.
15482 (extendsftf2): Enable for E500 double.
15483 (trunctfdf2): Enable for E500 double.
15484 (trunctfsf2): Change to trunctfsf2_fprs.
15485 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15486 depending on TARGET_E500_DOUBLE.
15487 (floatsitf2): Enable for E500 double.
15488 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15489 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15490 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15491 (negtf2): Change to negtf2_internal.
15492 (negtf2): New expander.
15493 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15494 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15495 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15496 (movdi_internal32): Use rs6000_nonimmediate_operand.
15497 (unnamed splitter): Likewise.
15498 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15499 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15500 (SPE64TF, DITI): New mode macros.
15501 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15504 (frob_<mode>_di_2): New.
15505 (frob_tf_di_8_2): New.
15506 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15508 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15510 (frob_ti_<mode>_8_2): New.
15511 (frob_ti_tf_2): New.
15512 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15513 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15515 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15516 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15517 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15518 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15519 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15520 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15523 2007-01-23 Ian Lance Taylor <iant@google.com>
15525 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15527 (OBJS-archive): Reformat, alphabetize.
15528 (OBJS): Change out_object_file to OBJS-md.
15530 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15532 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15533 JUMP_P and CALL_P predicates where applicable.
15534 * config/i386/i386.c: Ditto.
15535 * config/i386/i386.md: Ditto.
15536 * config/i386/mmx.md: Ditto.
15537 * config/i386/predicates.md: Ditto.
15539 2007-01-22 Andreas Schwab <schwab@suse.de>
15541 * config/m68k/m68k.h: Fix comment.
15543 2007-01-22 Jan Hubicka <jh@suse.cz>
15545 * passes.c (init_optimization_passes): Do not rerun
15546 pass_early_warn_uninitialized.
15548 2007-01-22 Richard Guenther <rguenther@suse.de>
15550 PR tree-optimization/30038
15551 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15553 (execute_cse_sincos_1): Likewise.
15554 (execute_cse_sincos): Likewise.
15555 (gate_cse_sincos): Likewise.
15556 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15557 the cexpi() canonicalization of sincos().
15558 * tree-pass.h (pass_cse_sincos): Declare.
15559 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15561 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15563 PR rtl-optimization/29329
15564 * combine.c (replaced_rhs_insn): Rename to i2mod.
15565 (replaced_rhs_value): Rename to i2mod_new_rhs.
15566 (i2mod_old_rhs): New global variable.
15567 (combine_instructions): Adjust for above change. Save a copy of
15568 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15569 note are substituted in the second instruction.
15570 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15571 ditch the note if it pertains to the second eliminated register
15572 and this register is mentioned in i2mod_old_rhs.
15575 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15577 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15578 the insn to which the note was originally attached.
15580 2007-01-21 Jan Hubicka <jh@suse.cz>
15582 * ipa-inline.c (inlining_mode): Comment, move up.
15583 (cgraph_decide_inlining_incrementally): Do not perform inlining
15584 itself; fix handling of flattening of self recursive functions.
15585 (cgraph_find_cycles): Remove.
15586 (cgraph_flatten_node): Remove.
15587 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15588 (try_inline): New function.
15589 (cgraph_early_inlining): Update call of
15590 cgraph_decide_inlining_incrementally. Apply inlining here.
15591 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15593 2007-01-21 Dirk Mueller <dmueller@suse.de>
15596 * tree-vrp.c (check_array_bounds): do not warn
15597 about ADDR_EXPR's of ARRAY_REF's which are immediately
15598 used in binary expressions.
15600 2007-01-21 Ira Rosen <irar@il.ibm.com>
15602 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15603 read_write_dep and macros for its access.
15604 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15605 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15606 argument, call vect_check_interleaving for every independent pair of
15607 data-refs. Mark loads that access the same memory location as a store
15609 (vect_check_dependences): Remove.
15610 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15611 call, fix the call to vect_analyze_data_ref_dependence.
15612 (vect_analyze_data_ref_access): For statements that access the same
15613 data-ref, check that they are not stores; for loads, check that there
15614 is no store that access the same location.
15616 2007-01-20 Roger Sayle <roger@eyesopen.com>
15617 Joseph Myers <joseph@codesourcery.com>
15619 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15620 (-fdump-rtl-stack): Likewise.
15621 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15622 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15623 (-mpt-fixed): Use @minus{} for minus sign.
15624 (Using Precompiled Headers): Fix under/overfull hbox.
15626 2007-01-20 Jan Hubicka <jh@suse.cz>
15628 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15629 place within annotation.
15631 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15633 * pa.c (output_move_double): Change array size of xoperands to 4.
15635 2007-01-20 Jan Hubicka <jh@suse.cz>
15637 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15640 2007-01-19 Ian Lance Taylor <iant@google.com>
15642 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15643 constant to unsigned HOST_WIDE_INT before negating.
15645 2007-01-19 Ian Lance Taylor <iant@google.com>
15647 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15649 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15650 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15651 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15652 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15653 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15654 (realloc_vdef, realloc_vuse): Change second parameter to
15656 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15657 fields to unsigned.
15658 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15659 unsigned. Change x and lim locals to unsigned.
15660 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15662 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15663 (copy_virtual_operands): Change i and n locals to unsigned.
15665 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15667 PR middle-end/29335
15668 * builtins.c (fold_builtin_1): Handle builtin fdim.
15670 2007-01-20 Jan Hubicka <jh@suse.cz>
15672 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15673 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15674 init_alias_heapvars.
15675 (init_alias_heapvars): Initialize only when not already initialized.
15676 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15678 2007-01-19 Roger Sayle <roger@eyesopen.com>
15680 * common.opt (fsigned-zeros): New command line option.
15681 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15682 of flag_unsafe_math_optimizations.
15683 * opts.c (set_fast_math_flags): The -ffast-math command line option
15684 implies -fno-signed-zeros.
15685 (fast_math_flags_set_p): Likewise.
15687 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15688 the documentation of -ffast-math appropriately. Wrap long lines.
15690 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15692 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15693 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15695 2007-01-19 Tomas Bily <tbily@suse.cz>
15697 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15699 (tree_init_ic_make_global_vars): New function
15700 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15701 (tree_gen_ic_profiler): New function
15702 (tree_gen_ic_func_profiler): New function
15703 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15704 (tree_profile_hooks): Added hook for indirec/virtual calls
15705 * value-prof.c (tree_find_values_to_profile): New case for
15707 (tree_values_to_profile): Call for determining indirect/virtual
15709 (tree_indirect_call_to_profile): New function
15710 (tree_ic_transform): New function
15711 (tree_ic): New function
15712 (find_func_by_pid): New function
15713 (init_pid_map): New function
15714 (tree_value_profile_transformations): Added check for
15715 indirect/virtual call transformation
15716 * value-prof.h (enum hist_type): New counter type for
15717 indirect/virtual calls
15718 (profile_hooks): Added new hook for profiling indirect/virtual
15720 * profile.c (instrument_values): New case for indirect/virtual
15722 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15723 (GCOV_COUNTER_V_INDIR): New counter type
15724 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15725 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15727 * cgraph.c: Definition of cgraph_max_pid
15728 (cgraph_create_node): Default init of pid attribute
15729 * cgraph.h: Declaration of cgraph_max_pid
15730 (struct cgraph_node): Added pid attribute
15731 * libgcov.c (__gcov_indirect_call_profiler): New function
15732 (__gcov_one_value_profiler_body): New function
15733 (__gcov_one_value_profiler): Body was moved to
15734 __gcov_one_value_profiler_body and calls it
15736 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15738 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15739 * gengtype.c (write_types_data, write_func_for_structure,
15740 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15741 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15742 (walk_type, write_func_for_structure): Generate the mark_hook if
15745 2007-01-19 Jan Hubicka <jh@suse.cz>
15747 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15748 'early' argument take inlining mode argument specifying whether to
15749 inline for size/speeed or all functions; add support for flattening;
15751 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15753 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15756 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15757 the name of the declared identifier.
15759 2007-01-19 Dirk Mueller <dmueller@suse.de>
15761 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15762 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15763 duplicate evaluation.
15765 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15767 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15768 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15769 to XFMode, use acosxf2 and truncate result to requested mode.
15770 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15771 (asin<mode>2): Similarly, with asin expanders.
15772 (*fscalexf4_i387): Rename from *fscalexf4.
15773 (expNcorexf3): New expander.
15774 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15775 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15776 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15777 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15778 patterns for SSE math.
15779 (exp10<mode>2): Similarly, with exp10 expanders.
15780 (exp2<mode>2): Similarly, with exp2 expanders.
15781 (expm1<mode>2): Similarly, with expm1 expanders.
15782 (ldexp<mode>3): Similarly, with ldexp expanders.
15783 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15784 Use gen_truncxf<mode>2_i387_noop to truncate result.
15786 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15788 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15789 for ColdFire targets.
15791 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15792 Richard Sandiford <richard@codesourcery.com>
15794 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15795 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15796 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15797 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15798 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15799 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15801 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15803 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15804 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15805 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15806 (*adddi_dilshr32_cf): New pattern.
15807 (adddi3, subdi3): Remove first alternatives.
15809 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15811 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15812 implemented using move.l, do not use its cc result for floating-point
15815 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15817 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15818 from accepting 's' constraints if flag_pic.
15820 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15822 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15823 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15824 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15825 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15827 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15829 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15830 ColdFire alternatives.
15831 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15832 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15833 architectures that support ff1 instruction.
15835 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15836 Julian Brown <julian@codesourcery.com>
15838 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15839 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15840 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15843 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15845 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15847 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15848 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15849 HOST_WIDE_INT instead of an rtx.
15850 (m68k_rtx_costs): Update call accordingly.
15851 (output_move_const_into_data_reg): Likewise. Fix formatting.
15852 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15854 (output_move_simode_const): Update calls after above changes.
15855 Rework to use automatic variables and predicates like MEM_P.
15856 * config/m68k/m68k.md (pushexthisi_const): Update call to
15859 2007-01-19 Dirk Mueller <dmueller@suse.de>
15861 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15862 in dump_flags test.
15864 2007-01-19 Richard Guenther <rguenther@suse.de>
15866 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15867 via cexp in case sincos is not available.
15869 2007-01-19 Richard Guenther <rguenther@suse.de>
15871 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15872 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15873 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15874 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15875 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15876 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15877 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15878 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15880 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15882 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15884 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15885 (atan2xf3): Directly generate RTL pattern.
15886 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15887 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15888 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15889 disable patterns for SSE math.
15890 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15891 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15892 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15893 disable patterns for SSE math.
15895 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15897 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15899 2007-01-18 Roger Sayle <roger@eyesopen.com>
15901 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15902 VIEW_CONVERT_EXPR to the same type as it's operand.
15904 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15906 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15907 configured for long double 128.
15909 2007-01-18 Mike Stump <mrs@apple.com>
15911 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15914 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15916 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15919 2007-01-18 Jan Hubicka <jh@suse.cz>
15921 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15922 greater than NUM_VOP_FREE_BUCKETS.
15924 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15926 * tree-ssa-structalias.c: Update comments.
15927 (ptabitmap_obstack): Removed.
15928 (pta_obstack): New.
15929 (oldpta_obstack): Ditto.
15930 (stats): Add a few members.
15931 (struct variable_info): Remove node, complex, address_taken, and
15932 indirect_target members. Add oldsolution member.
15933 (new_var_info): Do not initialize removed members.
15934 (constraint_expr_type): Remove INCLUDES.
15935 (constraint_graph): Add size, implicit_preds, rep,
15936 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15937 (FIRST_REF_NODE): New macro.
15938 (LAST_REF_NODE): Ditto.
15939 (FIRST_ADDR_NODE): Ditto.
15940 (find): New function.
15942 (dump_constraint): Do not handle INCLUDES.
15943 (insert_into_complex): Do not insert duplicate constraints.
15944 (condense_varmap_nodes): Renamed and rewritten into ...
15945 (merge_node_constraints): This. Also fix bug in handling of
15946 offseted copy constraints.
15947 (clear_edges_for_node): No longer need to deal with preds at all,
15948 or removing associated preds/succs.
15949 (merge_graph_nodes): Deal with indirect_cycles.
15950 Don't deal with predecessors.
15951 (add_implicit_graph_edge): New function.
15952 (add_pred_graph_edge): Ditto.
15953 (add_graph_edge): Don't deal with predecessors.
15954 (build_constraint_graph): Removed.
15955 (build_pred_graph): New function.
15956 (build_succ_graph): Ditto.
15957 (struct scc_info): Removed in_component. Added roots, dfs, and
15958 node_mapping. Remove visited_index, unification_queue.
15959 (scc_visit): Deal with union-find we do now.
15960 Deal with cycles with REF nodes.
15961 (collapse_nodes): Renamed and rewritten to ...
15962 (unify_nodes): This.
15963 (process_unification_queue): Removed.
15964 (topo_visit): Cleanup
15965 (do_da_constraint): Use find.
15966 (do_sd_constraint): Ditto.
15967 (do_ds_constraint): Ditto.
15968 (do_complex_constraint): Ditto.
15969 (init_scc_info): Update for removed and added members.
15970 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15971 (find_indirect_cycles): This.
15972 (equivalence_class): New variable.
15973 (label_visit): New function.
15974 (perform_variable_substitution): Rewritten.
15975 (free_var_substitution_info): New function.
15976 (find_equivalent_node): Ditto.
15977 (move_complex_constraints): Ditto.
15978 (eliminate_indirect_cycles): Ditto.
15979 (solve_graph): Only propagate changed bits.
15980 Use indirect cycle elimination.
15982 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15983 (tree_id_eq): Renamed to ...
15984 (tree_vi_eq): This. Update for member change
15985 (insert_id_for_tree): Renamed and rewritten to ...
15986 (insert_vi_for_tree): This.
15987 (lookup_id_for_tree): Renamed and rewritten to ...
15988 (lookup_vi_for_tree): This.
15989 (get_id_for_tree): Renamed and rewritten to ...
15990 (get_vi_for_tree): Ditto.
15991 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15992 (process_constraint): Don't handle INCLUDES.
15993 Remove special ADDRESSOF case.
15994 (find_func_aliases): Rewrite to use vi functions instead of id
15996 (create_function_info_for): Ditto.
15997 (create_variable_info_for): Ditto.
15998 (intra_create_variable_infos): Ditto.
15999 (merge_smts_into): Ditto.
16000 (find_what_p_points_to): Ditto.
16001 (init_base_vars): Ditto.
16002 (init_alias_vars): Ditto.
16003 (remove_preds_and_fake_succs): New function.
16004 (dump_sa_points_to_info): Dump new stats.
16005 (dump_solution_for_var): Use find.
16006 (set_used_smts): Fix formatting.
16007 (compute_points_to_sets): Updated for new functions.
16008 (ipa_pta_execute): Ditto.
16010 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16011 Richard Sandiford <richard@codesourcery.com>
16013 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16015 * calls.c (expand_call): If the return value is a PARALLEL,
16016 extract its first member.
16017 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16018 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16019 use FUNCTION_EXTRA_EPILOGUE.
16020 (m68k_function_value): Return a PARALLEL if the return value
16021 is of a pointer type.
16022 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16023 (FUNCTION_EXTRA_EPILOGUE): Remove.
16024 * config/m68k/m68k.md (D0_REG): New constant.
16026 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16028 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16029 output a NOP for empty epilogues.
16031 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16033 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16034 before function. Extend register save check to include all
16035 registers, not just integer ones.
16037 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16039 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16040 (m68k_use_return_insn): ...this.
16041 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16042 * config/m68k/m68k.c (use_return_insn): Rename to...
16043 (m68k_use_return_insn): ...this.
16044 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16045 of USE_RETURN_INSN.
16047 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16049 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16050 nearest even, fix denormal rounding overflow.
16052 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16054 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16055 f%$smove and f%$move.
16056 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16057 (extendsfdf2_cf): Use fdmove instead of f%&move.
16058 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16059 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16061 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16063 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16066 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16068 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16069 (coldfire_single_format): Declare.
16070 (coldfire_double_format): Likewise.
16071 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16072 of qnan_msb_set to determine the lower bits of a canonical
16074 (encode_ieee_double): Likewise.
16075 (encode_ieee_quad): Likewise.
16076 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16077 (mips_single_format): Likewise.
16078 (ieee_double_format): Likewise.
16079 (mips_double_format): Likewise.
16080 (ieee_extended_motorola_format): Likewise.
16081 (ieee_extended_intel_96_format): Likewise.
16082 (ieee_extended_intel_128_format): Likewise.
16083 (ieee_extended_intel_96_round_53_format): Likewise.
16084 (ibm_extended_format): Likewise.
16085 (mips_extended_format): Likewise.
16086 (ieee_quad_format): Likewise.
16087 (mips_quad_format): Likewise.
16088 (vax_f_format): Likewise.
16089 (vax_d_format): Likewise.
16090 (vax_g_format): Likewise.
16091 (i370_single_format): Likewise.
16092 (i370_double_format): Likewise.
16093 (decimal_single_format): Likewise.
16094 (decimal_double_format): Likewise.
16095 (decimal_quad_format): Likewise.
16096 (c4x_single_format): Likewise.
16097 (c4x_extended_format): Likewise.
16098 (real_internal_format): Likewise.
16099 (coldfire_single_format): New real_format.
16100 (coldfire_double_format): Likewise.
16101 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16102 canonical_nan_lsbs_set.
16103 (pdp11_d_format): Likewise.
16104 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16105 if TARGET_COLDFIRE_CPU.
16107 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16109 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16110 (output_call, m68k_legitimize_call_address): Declare.
16111 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16112 parenthesees. Add support for a 'W' constraint.
16113 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16114 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16115 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16116 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16118 (override_options): Initialize them. Do not set flag_no_function_cse
16119 for TARGET_ID_SHARED_LIBRARY.
16120 (m68k_output_pic_call): Delete.
16121 (m68k_legitimize_call_address): New function.
16122 (print_operand): Remove the %o prefix. Handle the %p prefix.
16123 (output_call): New function.
16124 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16125 target address from the GOT if symbolic jumps are not allowed.
16126 * config/m68k/m68k.md (call, general_operand): Do not set
16127 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16128 Merge separate flag_pic and !flag_pic define_insns into...
16129 (*call, *call_value): ...these new patterns. Match the address
16130 rather than the containing MEM and require it to be a call_operand.
16131 Use output_call to generate the asm template.
16132 * config/m68k/predicates.md (const_call_operand): New predicate.
16133 (call_operand): Likewise.
16135 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16137 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16138 (STACK_GROWS_DOWNWARD): Define to 1.
16139 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16140 comments, emphasizing that these values are only defaults.
16141 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16142 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16144 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16146 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16148 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16149 Richard Sandiford <richard@codesourcery.com>
16151 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16152 (FP_REGNO_P): New macros.
16153 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16154 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16155 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16156 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16158 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16160 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16161 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16163 * config/m68k/t-floatlib: New file, extracting common code from...
16164 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16165 * config/m68k/t-uclinux: Here.
16166 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16167 routines on ColdFire targets.
16169 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16171 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16172 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16173 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16174 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16175 explicitly set MOTOROLA to 1.
16176 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16179 Nathan Sidwell <nathan@codesourcery.com>
16181 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16182 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16183 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16184 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16185 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16186 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16187 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16188 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16189 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16190 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16191 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16192 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16193 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16194 (DBX_REGISTER_NUMBER): Delete.
16195 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16196 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16197 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16199 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16201 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16202 * config/flat.h: New file.
16203 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16204 OBJECT_FORMAT_FLAT.
16205 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16206 indirect references for -msep-data or -mid-shared-library.
16207 Do not use PC-relative code addresses either.
16208 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16210 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16211 for shared libraries and crt1.o for executables. Use crti.o and
16213 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16214 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16215 Do not add -elf2flt or -shared-lib-id options here.
16216 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16217 Pass -shared-lib-id if -mid-shared-library, taking the library
16218 identifier from -mshared-library-id if given, otherwise
16220 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16221 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16222 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16223 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16224 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16225 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16227 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16228 jump sequence for ISA A and ISA A+.
16229 (PICJUMP): Likewise.
16231 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16233 * config.gcc (m68k-*-uclinux*): Base the port on the common
16234 and m68k GNU/Linux files rather than on the generic ELF ones.
16235 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16236 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16238 2007-01-18 Julian Brown <julian@codesourcery.com>
16239 Richard Sandiford <richard@codesourcery.com>
16241 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16242 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16243 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16245 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16246 80 unconditionally.
16247 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16249 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16251 * doc/install.texi: Document m68k-uclinuxoldabi.
16252 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16253 * config/m68k/uclinux-oldabi.h: New file, copied from
16254 config/m68k/uclinux.h.
16256 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16258 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16259 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16260 (m32r_compute_frame_size): Use unsigned for regno.
16261 (m32r_reload_lr): Use gen_frame_mem.
16263 (m32r_output_function_epilogue): Don't output the function epilogue
16265 (m32r_expand_epilogue): New.
16266 (direct_return): Return false if the function has the interrupt
16268 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16269 * config/m32r/m32r.md (epilogue): New expander.
16270 (return_lr, return_rte): New insns.
16271 (return): Make it expander.
16272 (return_normal): New expander.
16274 2007-01-18 Josh Conner <jconner@apple.com>
16277 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16278 support for UNLE, UNLT, UNGE, and UNGT.
16280 2007-01-18 Jan Hubicka <jh@suse.cz>
16282 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16283 * tree-tailcall (add_virtual_phis): Likewise.
16284 (optimize_tail_call): Return TODOs.
16285 (execute_tail_calls): Return TODOs.
16286 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16287 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16289 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16290 Cleanup cfg using TODO.
16291 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16292 * passes.c (execute_function_todo): When cleanup did something, remove
16294 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16295 (make_edges): Don't cleanup_cfg.
16297 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16299 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16300 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16301 operate on the top of stack.
16302 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16303 register handling of instructions that output to the second
16305 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16306 (move_for_stack_reg): Special-case check for dead destination
16307 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16309 * config/i386/i386.md (UNSPEC_TAN): New constant.
16310 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16311 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16312 to correctly model move of constant 1.0 to top stack slot.
16313 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16314 (unnamed peephole2 pattern): Remove corresponding peephole2
16315 pattern that optimizes tan insn and loading of constant 1.0.
16316 (tanxf2): Use fptanxf4_i387.
16317 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16318 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16319 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16320 disable patterns for SSE math.
16321 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16322 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16324 2007-01-18 Dirk Mueller <dmueller@suse.de>
16325 Richard Guenther <rguenther@suse.de>
16328 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16329 * common.opt (Warray-bounds): Add new warning option.
16330 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16332 * Makefile.in: make tree-vrp.o depend on toplev.h
16333 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16335 (check_array_refs, check_array_bounds, check_array_ref): New.
16337 2007-01-18 Jan Hubicka <jh@suse.cz>
16339 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16340 (execute_ssa_ccp): Return flags conditionally.
16341 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16343 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16345 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16347 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16348 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16350 * Makefile.c (GTFILES): Add cfglayout.h.
16351 * gengtype.c (open_base_files): Likewise.
16352 * cfglayout.c (cfg_layout_function_footer,
16353 cfg_layout_function_header) Reindent to make gengtype happy.
16354 * cfglayout.h (cfg_layout_function_footer,
16355 cfg_layout_function_header): Add GTY(()) marker.
16357 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16359 2007-01-18 Ben Elliston <bje@au.ibm.com>
16361 * genautomata.c (write_automata): Include xstrerror output in the
16362 error message if writing the DFA description file fails.
16364 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16366 * config/mips/mips-protos.h (mips_output_external): Make it
16368 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16369 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16370 (extern_list): Likewise.
16371 (extern_head): Likewise.
16372 (TARGET_ASM_FILE_END): Likewise.
16373 (mips_file_end): Likewise.
16374 (mips_output_external): Rewritten.
16376 2007-01-18 Ben Elliston <bje@au.ibm.com>
16378 * genpreds.c (write_insn_preds_c): Only write out the function
16379 body for regclass_for_constraint if we have register constraints.
16381 2007-01-17 Tom Tromey <tromey@redhat.com>
16383 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16384 * doc/install.texi (Testing): Use sourceware.org.
16385 (Binaries): Likewise.
16386 (Specific): Likewise.
16387 * doc/contrib.texi (Contributors): Use sourceware.org.
16389 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16391 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16392 (AVR_ENHANCED): Rename to ...
16393 (AVR_HAVE_MUL): ... new.
16394 (avr_enhanced_p): Rename to ...
16395 (avr_have_mul_p): ... new.
16396 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16397 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16398 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16399 (avr_have_mul_p): ... new.
16400 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16401 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16402 'avr_enhanced_p' and 'enhanced'.
16403 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16404 AVR_HAVE_MUL instead of AVR_ENHANCED.
16405 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16406 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16407 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16408 instead of AVR_ENHANCED.
16409 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16410 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16411 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16413 2007-01-17 Ian Lance Taylor <iant@google.com>
16415 * vec.h (VEC_reserve_exact): Define.
16416 (vec_gc_p_reserve_exact): Declare.
16417 (vec_gc_o_reserve_exact): Declare.
16418 (vec_heap_p_reserve_exact): Declare.
16419 (vec_heap_o_reserve_exact): Declare.
16420 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16422 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16423 negative parameter.
16424 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16425 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16426 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16427 * vec.c (calculate_allocation): Add exact parameter. Change all
16429 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16430 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16431 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16432 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16433 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16434 (vec_heap_p_reserve_exact): New function.
16435 (vec_heap_o_reserve_exact): New function.
16437 2007-01-17 Jan Hubicka <jh@suse.cz>
16439 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16441 2007-01-17 Eric Christopher <echristo@apple.com>
16443 * config.gcc: Support core2 processor.
16445 2007-01-16 Jan Hubicka <jh@suse.cz>
16447 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16448 the names, just unlink the chain so we don't crash on dangling pointers
16451 2007-01-16 Jan Hubicka <jh@suse.cz>
16453 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16454 * tree-pass.h: Reorder to make IPA passes appear toegher.
16455 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
16456 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16457 parameters, do not call early inliner.
16458 * ipa-inline.c: Update comments. Include tree-flow.h
16459 (cgraph_decide_inlining): Do not compute inlining parameters.
16460 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16461 be called with function context set up.
16462 (pass_ipa_inline): Remove unreachable functions before pass.
16463 (cgraph_early_inlining): Simplify assuming to be called from the
16465 (pass_early_inline): New pass.
16466 (cgraph_gate_ipa_early_inlining): New gate.
16467 (pass_ipa_early_inline): Turn into simple wrapper.
16468 (compute_inline_parameters): New function.
16469 (gate_inline_passes): New gate.
16470 (pass_inline_parameters): New pass.
16471 (apply_inline): Move here from tree-optimize.c
16472 (pass_apply_inline): New pass.
16473 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16475 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16476 doing them by hand.
16477 (tree_function_versioning): Do not allocate dummy struct function.
16478 * tree-inline.h (optimize_inline_calls): Update prototype.
16479 * tree-optimize.c (execute_fixup_cfg): Export.
16480 (pass_fixup_cfg): Remove
16481 (tree_rest_of_compilation): Do not apply inlines.
16482 * tree-flow.h (execute_fixup_cfg): Declare.
16483 * Makefile.in (gt-passes.c): New.
16484 * passes.c: Include gt-passes.h
16485 (init_optimization_passes): New passes.
16486 (nnodes, order): New static vars.
16487 (do_per_function_toporder): New function.
16488 (execute_one_pass): Dump current pass here.
16489 (execute_ipa_pass_list): Don't dump current pass here.
16491 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16493 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16494 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16496 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16498 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16499 (strong_alias): Define.
16500 (__gcc_qmul): Provide non-FMA for soft-float.
16501 (__gcc_qdiv): Same.
16506 (__gcc_qunord): New.
16516 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16517 soft-float functions.
16518 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16519 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16520 about long double soft float.
16522 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16523 Tehila Meyzels <tehila@il.ibm.com>
16525 * tree-vectorizer.h (is_pattern_stmt_p): New.
16526 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16527 formatting (tabs instead of spaces). Cleanup and clarify setting
16528 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16529 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16530 (vectorizable_type_demotion): Check that types are integral.
16531 (vectorizable_type_promotion): Likewise.
16532 (vectorizable_store): Fix typo. Eliminate new-line at end of
16535 2007-01-16 Jan Hubicka <jh@suse.cz>
16537 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16540 2007-01-15 Eric Christopher <echristo@apple.com>
16542 * ifcvt.c: Include vec.h, vecprim.h.
16543 (check_cond_move_block): New argument regs.
16544 Reorganize. Add registers used to regs.
16545 (cond_move_process_if_block): Use regs set above as
16548 2007-01-15 Eric Christopher <echristo@apple.com>
16550 * config/darwin.h: Update copyright.
16551 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16552 (LINK_COMMAND_SPEC): Add -u.
16553 (LINK_SPEC): Fix umbrella for above.
16555 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16557 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16560 2007-01-15 Tom Tromey <tromey@redhat.com>
16562 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16563 * doc/install.texi (Testing): Don't mention jacks.
16564 (Configuration): Document --enable-java-maintainer-mode. Move
16565 --with-java-home to libgcj-specific section. Document
16567 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16569 2007-01-15 Jan Hubicka <jh@suse.cz>
16571 * tree-ssa-dce.c (DCE_TODOs): New.
16572 (propagate_necessity): Return if something changed.
16573 (eliminate_unnecessary_stmts): Likewise.
16574 (perform_tree_ssa_dce): Return TODO flags when needed.
16575 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16577 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16579 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16580 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16581 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16582 patterns using X87MODEF12 mode macro. Extend operand 1
16583 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16584 (log10<mode>2): Ditto.
16585 (log2<mode>2): Ditto.
16586 (log1p<mode>2): Ditto.
16587 (logb<mode>2): Ditto.
16588 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16589 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16590 (*fxtractxf3_i387): Rename from *fxtractxf3.
16591 (fxtract_extend<mode>xf3_i387): New insn pattern.
16592 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16593 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16594 and gen_fyl2xxf3_i387().
16596 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16598 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16599 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16600 get_loop_exit_edges. Changed return type to bool.
16601 * cfgloop.h (fix_loop_placement): Declaration removed.
16603 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16605 * param.h (MIN_VECT_LOOP_BOUND): New.
16606 * params.def (MIN_VECT_LOOP_BOUND): New.
16607 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16608 argument - minimum threshold for number of iterations.
16609 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16610 argument to declaration.
16611 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16612 MIN_VECT_LOOP_BOUND.
16613 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16614 slpeel_tree_peel_loop_to_edge with additional argument.
16615 (vect_do_peeling_for_alignment): Likewise.
16616 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16618 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16621 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16622 operands of size 1.
16624 2007-01-14 Jan Hubicka <jh@suse.cz>
16626 * tree-dfa.c (remove_referenced_var): New function.
16627 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16628 prune referenced vars list too.
16629 * tree-flow.h (remove_referenced_var): Declare.
16631 2007-01-14 Jan Hubicka <jh@suse.cz>
16633 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16635 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16636 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16637 * except.h (verify_eh_throw_table_statements): Kill prototype.
16638 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16639 into call exrepssions.
16640 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16642 * tree-cfg.c: Include pointer-set.h.
16643 (verify_node_sharing): Work on pointer set.
16644 (verify_eh_throw_stmt_node): New.
16645 (verify_stmts): Use pointers sets, verify throw_stmt.
16647 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16649 * ipa-reference.c (analyze_function): Consider also addresses taken
16652 2007-01-12 Roger Sayle <roger@eyesopen.com>
16654 * c-typeck.c (null_pointer_constant_p): Replace use of
16655 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16656 (build_c_cast): Likewise.
16658 2007-01-12 Roger Sayle <roger@eyesopen.com>
16660 * tree.h (force_fit_type_double): Remove unused final argument.
16661 * c-common.c (constant_expression_warning): Replace use of
16662 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16663 (convert_and_check): Likewise.
16664 (shorten_compare): Update call to force_fit_type_double.
16665 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16666 * convert.c (convert_to_pointer): Update call to
16667 force_fit_type_double.
16668 * fold-const.c (force_fit_type_double): Remove overflowed_const
16670 (int_const_binop, fold_convert_const_int_from_int,
16671 fold_convert_const_int_from_real, fold_div_compare,
16672 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16673 fold_abs_const, fold_not_const): Remove the final argument from
16674 calls to force_fit_type_double.
16676 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16678 * configure.ac: Set insn to "nop" for spu-*-* also.
16679 * configure: Regenerate.
16681 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16683 * builtins.def : Add BUILT_IN_FREE.
16685 2007-01-12 Jan Hubicka <jh@suse.cz>
16687 PR tree-optimization/30443
16688 * tree-inline.c (tree_function_versioning): Do not optimize when
16689 cloning for inlining.
16691 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16693 * doc/loop.texi: Document recording of loop exits.
16694 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16695 (update_single_exits_after_duplication,
16696 update_single_exit_for_duplicated_loop,
16697 update_single_exit_for_duplicated_loops): Removed.
16698 (duplicate_loop_to_header_edge): Do not call
16699 update_single_exits_after_duplication and
16700 update_single_exit_for_duplicated_loops.
16701 (loop_version): Do not update single_exit information.
16702 (fix_loop_structure): Use record_loop_exits instead of
16703 mark_single_exit_loops.
16704 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16705 the lists of loop exits.
16706 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16707 split_edge, merge_blocks): Update the lists of loop exits.
16708 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16709 loop_optimizer_init.
16710 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16711 of mark_single_exit_loops.
16712 (loop_optimizer_finalize): Call release_recorded_exits.
16713 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16714 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16715 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16716 update single exit information.
16717 * lambda-code.c (perfect_nestify): Ditto.
16718 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16719 (mark_single_exit_loops): Removed.
16720 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16721 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16722 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16724 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16725 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16726 (verify_loop_structure): Verify consistency of the exit lists.
16727 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16728 (set_single_exit): Removed.
16729 * cfgloop.h (struct loop_exit): New function.
16730 (struct loop): single_exit_ field replaced by exits field.
16731 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16732 (struct loops): Added exits hash.
16733 (mark_single_exit_loops, set_single_exit): Declaration removed.
16734 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16736 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16738 * doc/invoke.texi: Avoid use of @headitem.
16740 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16742 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16744 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16746 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16749 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16750 Richard Sandiford <richard@codesourcery.com>
16752 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16753 * config/m68k/m68k.opt: Resort options.
16754 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16756 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16757 Richard Sandiford <richard@codesourcery.com>
16759 * doc/invoke.texi: Document the macros that are defined by
16760 m68k's -mtune and -mhard-float options.
16761 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16762 (m68k_cpp_cpu_family): Likewise.
16763 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16764 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16765 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16766 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16767 (m68k_cpp_cpu_family): Likewise.
16769 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16771 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16772 macros besides mc68000 as tuning macros. Use a switch statement
16773 to set them and mcpu32.
16775 2007-01-12 Julian Brown <julian@codesourcery.com>
16777 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16778 (TARGET_68040_ONLY): Rename to...
16779 (TARGET_68040): ...this.
16780 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16781 * config/m68k/m68k.md: Likewise.
16783 2007-01-12 Julian Brown <julian@codesourcery.com>
16784 Nathan Sidwell <nathan@codesourcery.com>
16785 Richard Sandiford <richard@codesourcery.com>
16787 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16788 the -mcpu= argument associated with the --with-cpu setting.
16789 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16790 if different from the one implied by the -mcpu setting.
16791 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16792 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16793 * doc/invoke.texi: Mention ColdFire in the introduction to the
16794 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16795 -mno-div and -mhard-float options. Make -m68881 a synonym for
16796 -mhard-float. Document the previously-undocumented -m5206e,
16797 -m528x, -m5307 and -m5407 options. Tweak the existing option
16798 documentation for consistency.
16799 * doc/install.texi: Mention new --with-cpu arguments.
16800 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16801 default CPU if neither -mcpu nor -march are specified.
16802 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16803 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16804 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16805 using m68k_tune to decide between families that implement the
16806 same ISA. Use m68k_tune to set __mcfv4e__.
16807 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16808 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16809 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16810 (FL_ISA_C, FL_ISA_MMU): New macros.
16811 (MASK_COLDFIRE): Delete.
16812 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16813 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16814 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16815 (TARGET_HARD_FLOAT): Do not define here.
16816 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16817 (TUNE_68000): New macro.
16818 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16819 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16820 (TUNE_CFV2): Redefine in terms of m68k_tune.
16821 (uarch_type, target_device, fpu_type): New enums.
16822 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16823 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16824 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16825 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16826 (FL_FOR_isa_c): New macros.
16827 (m68k_isa): New enum.
16828 (m68k_target_selection): New structure.
16829 (all_devices, all_isas, all_microarchs): New tables.
16830 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16831 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16832 (MASK_ALL_CPU_BITS): Delete.
16833 (m68k_find_selection): New function.
16834 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16835 Map the legacy target options to a combination of the new ones.
16836 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16837 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16838 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16840 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16841 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16843 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16844 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16845 * config/m68k/m68k-devices.def: New file.
16847 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16848 Nathan Sidwell <nathan@codesourcery.com>
16850 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16851 (SUBTARGET_EXTRA_SPECS): New macros.
16852 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16853 use %(asm_cpu_spec) instead.
16854 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16855 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16856 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16857 (EXTRA_SPECS): Rename to...
16858 (SUBTARGET_EXTRA_SPECS): ...this.
16860 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16861 Richard Sandiford <richard@codesourcery.com>
16862 Julian Brown <julian@codesourcery.com>
16864 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16865 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16866 to the configuration's default CPU.
16867 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16868 Remove default masks.
16869 (m680[012]0-*-*): Set the default with_cpu to the first part of
16871 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16872 (m68k*-*-linux): Extend the --with-cpu handling to...
16873 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16874 and m68010. Don't set target_cpu_default2.
16875 * doc/install.texi: Document --with-cpu for m68k.
16876 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16877 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16878 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16879 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16880 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16881 (ASM_SPEC): Remove use of %(asm_cpu_default).
16882 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16883 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16884 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16885 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16886 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16887 (TARGET_DEFAULT): Delete.
16888 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16889 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16890 (CPP_CPU_SPEC): Delete.
16891 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16892 the appropriate string.
16893 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16894 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16895 (ASM_SPEC): Don't use %(asm_default_spec).
16896 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16897 TARGET_DEFAULT and add MASK_68881.
16898 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16900 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16902 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16903 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16904 MASK_68010 alongside MASK_68020.
16905 * doc/invoke.texi: Document -m68010.
16906 * config/m68k/m68k.opt (m68010): New.
16907 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16909 (TUNE_68010): New macro.
16910 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16911 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16912 (M68K_CPU_m68332): Add MASK_68010.
16913 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16914 fallback definition.
16915 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16917 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16918 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16919 to all entries that use MASK_68020.
16920 (output_move_simode_const, output_move_himode, output_move_qimode)
16921 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16922 instead of TARGET_68020 to select clr behavior. Remove comment
16923 about there being no TARGET_68010.
16924 * config/m68k/m68k.md: Likewise throughout.
16926 2007-01-12 Julian Brown <julian@codesourcery.com>
16928 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16929 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16930 * config/m68k/m68k.md: Likewise.
16932 2007-01-12 Julian Brown <julian@codesourcery.com>
16934 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16935 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16937 2007-01-12 Julian Brown <julian@codesourcery.com>
16939 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16940 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16941 * config/m68k/m68k.md: Likewise.
16943 2007-01-12 Julian Brown <julian@codesourcery.com>
16944 Richard Sandiford <richard@codesourcery.com>
16946 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16947 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16948 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16950 (TARGET_CPU32): Rename to...
16951 (TUNE_CPU32): ...this.
16952 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16953 (TUNE_CFV2): New macros.
16954 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16955 remove conditions that are implied by TARGET_68020.
16956 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16957 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16958 (m68k_output_function_epilogue): Likewise.
16959 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16960 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16961 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16962 non-68000 timings. Refactor multiplication and division costs.
16963 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16964 TUNE_CPU32 instead of TARGET_CPU32.
16965 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16966 and TUNE_68060 instead of TARGET_68060.
16967 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16968 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16970 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16971 && !TARGET_COLDFIRE" to choose between moveq and clr.
16972 Likewise in the unnamed movsf pattern.
16973 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16974 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16977 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16979 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16980 of tabbing before backslashes.
16982 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16984 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16985 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16986 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16988 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16990 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16991 find_interesting_uses_cond.
16992 (find_interesting_uses_cond): Use extract_cond_operands.
16993 (rewrite_use_compare): Use extract_cond_operands and
16994 force_gimple_operand_bsi. Do not call update_stmt.
16995 (determine_use_iv_cost_condition): Use extract_cond_operands.
16996 Return cheaper of using original bound and changing the exit bound.
16998 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17000 PR tree-optimization/29516
17001 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17002 most_expensive_mult_to_index, addr_to_parts,
17003 create_mem_ref, maybe_fold_tmr): Make the type of
17004 fields of TARGET_MEM_REF sizetype.
17005 (move_fixed_address_to_symbol, move_pointer_to_base):
17007 * tree.def (TARGET_MEM_REF): Add comment on types of
17010 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17012 * c-common.c (vector_types_convertible_p): Treat opaque types as
17013 always convertible if they have the same size, but not otherwise.
17015 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17017 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17018 Remove the b_unconditional field.
17019 (noce_try_sign_mask): Do not look at b_unconditional.
17020 (noce_process_if_block): Do not use merge_if_blocks. Update
17021 the CFG here. Do not set b_unconditional.
17022 (cond_move_process_if_block): Likewise.
17023 (find_cond_trap): Likewise.
17024 (check_cond_move_block): Require simple jump insns at the end
17025 of the basic block.
17027 2007-01-11 Jan Hubicka <jh@suse.cz>
17029 PR tree-optimization/1046
17030 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17031 when alias info is not ready.
17032 (pass_tail_recursion): Do not require aliasing.
17033 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17034 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17035 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17036 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17037 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17038 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17039 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17041 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17042 When aliasing is not build, mark statement as volatile.
17044 2007-01-11 Tom Tromey <tromey@redhat.com>
17046 PR preprocessor/15185, PR preprocessor/20989:
17047 * doc/cppopts.texi <-MT>: Update description of algorithm for
17048 computing default target.
17049 <-M, -MD>: Reword "basename" text.
17051 2007-01-11 Roger Sayle <roger@eyesopen.com>
17053 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17054 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17055 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17056 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17057 fold_builtin_bswap, real_constp, fold_builtin_pow,
17058 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17059 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17060 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17061 * convert.c (convert_to_pointer): Likewise.
17062 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17063 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17064 const_binop, fold_convert_const_int_from_int,
17065 fold_convert_const_int_from_real,
17066 fold_convert_const_real_from_real, sign_bit_p,
17067 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17068 fold_sign_changed_comparison, fold_unary, fold_comparison,
17069 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17070 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17071 * print-tree.c (print_node_brief, print_node): Likewise.
17072 * stor-layout.c (place_field, layout_type): Likewise.
17073 * tree-chrec.c (keep_cast): Likewise.
17074 * tree.c (build_vector, build_real, build_real_from_int_cst,
17075 build_complex): Likewise.
17077 2007-01-11 Roger Sayle <roger@eyesopen.com>
17079 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17080 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17082 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17084 * configure.ac (strict1_warn): Rename to strict_warn.
17085 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17086 cc_set_by_configure, quoted_cc_set_by_configure,
17087 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17088 all_boot_languages, all_stagestuff): Remove.
17089 (target_list): Remove bootstrap targets.
17090 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17091 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17092 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17093 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17094 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17095 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17096 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17097 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17098 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17099 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17100 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17101 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17102 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17103 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17104 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17105 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17106 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17107 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17108 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17109 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17110 (mostlyclean): Adjust.
17111 (clean, distclean): Don't mention bootstrap stuff.
17112 * configure: Regenerate.
17113 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17114 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17115 treelang/config-lang.in (stagestuff): Remove.
17116 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17117 stageprofile, stagefeedback, stagestuff): Remove mention.
17119 2007-01-11 Nick Clifton <nickc@redhat.com>
17121 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17123 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17124 (mcore_arith_K_S_operand): Run the test for the S constraint not
17125 the test for the M constraint.
17126 (mcore_addsub_operand): Do not accept integer values that are
17127 larger than 32 bits.
17128 * config/mcore/mcore.md: Remove unused constraints from split.
17129 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17130 (addsi3): Likewise.
17131 (allocate_stack): Likewise.
17132 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17133 operands to 32 bits.
17134 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17136 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17137 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17138 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17139 mcore_output_bclri, mcore_output_andn, output_inline_const,
17140 mcore_output_move, mcore_output_movedouble): Likewise.
17141 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17142 (output_inline_const): Likewise.
17143 (output_inline_const): Fix format strings used in sprintf
17145 * config/mcore/mcore-protos.h: Update prototypes for changed
17146 functions in mcore.c.
17147 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17148 HOST_WIDE_INT and not int.
17149 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17150 CONST_OK_FOR_N): Likewise.
17151 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17152 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17155 2007-01-10 Jan Hubicka <jh@suse.cz>
17157 * tree-vrp.c (remove_range_assertions): Release defs.
17158 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17159 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17161 2007-01-10 Paul Brook <paul@codesourcery.com>
17163 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17164 * config/arm/arm.md (mulsi3subsi): New insn.
17166 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17168 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17169 (tree_transform_and_unroll_loop): New.
17170 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17173 2007-01-10 Robert Kennedy <jimbob@google.com>
17175 * fold-const.c (fold_comparison): Fold comparisons like (x *
17176 1000 < 0) to (x < 0).
17178 2007-01-10 Ian Lance Taylor <iant@google.com>
17180 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17181 operands have the same priority.
17183 2007-01-10 Tom Tromey <tromey@redhat.com>
17185 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17186 (fold_binary): Likewise.
17187 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17188 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17189 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17190 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17191 * langhooks.h (struct lang_hooks): Removed field
17192 'can_use_bit_fields_p'.
17194 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17196 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17198 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17200 * function.c (get_last_funcdef_no): New function.
17201 * function.h (get_last_funcdef_no): Declare.
17202 * tree-inline.c (initialize_cfun): Add initialization.
17203 (tree_function_versioning): Cleanup.
17205 2007-01-10 Jan Hubicka <jh@suse.cz>
17207 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17210 2007-01-10 Sa Liu <saliu@de.ibm.com>
17211 Ben Elliston <bje@au.ibm.com>
17213 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17214 for SAVE_NONLOCAL and Pmode for any other save level.
17215 * spu-protos.h (spu_restore_stack_block): Declare.
17216 * spu.md (save_stack_block): Remove.
17217 (restore_stack_block): Call spu_restore_stack_block.
17218 * spu.c (spu_restore_stack_block): New function.
17219 (spu_expand_epilogue): Remove old comment.
17221 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17223 PR tree-optimization/30322
17224 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17225 (cand_value_at): Return the value as aff_tree.
17226 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17227 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17228 aff_combination_mult): New functions.
17229 (aff_combination_add): Use aff_combination_add_cst.
17230 (aff_combination_convert): Allow conversions to a wider type.
17231 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17232 * tree-affine.h (aff_combination_mult): Declare.
17234 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17236 * doc/tm.texi: Update documentation to reflect reality of exec
17237 and start file search behaviours. Update copyright year.
17238 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17239 header file directories.
17241 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17243 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17244 (*cosxf2): Rename to cosxf2_i387.
17245 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17246 using X87MODEF12 mode macro. Rename patterns to
17247 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17249 (*cosdf2, *cossf2): Ditto.
17250 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17251 to match extended input operands.
17252 (sincos<mode>3): New expander.
17253 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17254 insn patterns and corresponding splitters.
17256 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17258 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17259 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17261 2007-01-09 Nicolas Pitre <nico@cam.org>
17264 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17266 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17268 * target.h (struct gcc_target): New field library_rtti_comdat.
17269 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17270 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17271 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17272 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17274 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17276 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17278 2007-01-08 Richard Guenther <rguenther@suse.de>
17280 * tree.h (force_fit_type_double): Export.
17281 (force_fit_type): Remove.
17282 * fold-const.c (force_fit_type_double): New function.
17283 (force_fit_type): Remove.
17284 (int_const_binop): Use it.
17285 (fold_convert_const_int_from_int): Likewise.
17286 (fold_convert_const_int_from_real): Likewise.
17287 (fold_div_compare): Likewise.
17288 (fold_sign_changed_comparison): Likewise.
17289 (fold_unary): Likewise.
17290 (fold_negate_const): Likewise.
17291 (fold_abs_const): Likewise.
17292 (fold_not_const): Likewise.
17293 * c-common.c (shorten_compare): Use force_fit_type_double.
17294 * convert.c (convert_to_pointer): Likewise.
17296 2007-01-08 Richard Guenther <rguenther@suse.de>
17298 * tree.h (build_int_cst_wide_type): Export.
17299 * tree.c (build_int_cst_wide_type): New function.
17300 (build_int_cst_wide): Fix comment.
17301 * builtins.c (fold_builtin_object_size): Use build_int_cst
17302 to build -1 or 0 of the correct type. Use fit_double_type
17303 to check for overflow.
17304 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17306 (decode_field_reference): Likewise.
17307 (all_ones_mask_p): Likewise.
17308 (native_interpret_int): Use build_int_cst_wide_type.
17309 (fold_binary): Use build_int_cst_type to build an all-ones
17311 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17313 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17315 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17317 2007-01-09 Ben Elliston <bje@au.ibm.com>
17319 * genautomata.c (STATS_OPTION): New option.
17320 (stats_flag): New flag.
17321 (gen_automata_option): Handle it.
17322 (initiate_automaton_gen): Ditto.
17323 (write_automata): Output statistics only if stats_flag is
17324 set. Likewise, output time statistics only if time_flag is set.
17325 * doc/md.texi (Processor pipeline description): Document new flag.
17327 2007-01-08 Richard Guenther <rguenther@suse.de>
17329 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17330 * tree.c (build_int_cst_type): Likewise.
17331 (size_in_bytes): Don't call force_fit_type on the result.
17332 (int_fits_type_p): Use fit_double_type.
17333 * fold-const.c (fit_double_type): New function.
17334 (force_fit_type): Use it.
17335 * tree.h (fit_double_type): Export.
17337 2007-01-08 Jan Hubicka <jh@suse.cz>
17339 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17340 * ipa.c (function_and_variable_visibility): Fix return type.
17342 2007-01-08 Richard Guenther <rguenther@suse.de>
17344 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17345 of offset to build the index.
17346 * tree-pretty-print.c (dump_generic_node): Don't build negated
17347 const just for printing.
17348 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17349 * builtins.c (fold_builtin_int_roundingfn): Check if result
17350 fits the type by using force_fit_type and comparing the result.
17351 * predict.c (predict_loops): Use compare_tree_int for comparison.
17352 * tree.c (build_int_cst): Fall back to integer_type_node for
17354 (build_int_cst_wide): Assert type is non-null.
17356 2007-01-08 Roberto Costa <roberto.costa@st.com>
17358 * tree-vrp.c (extract_range_from_cond_expr): New.
17359 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17360 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17362 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17363 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17364 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17365 used as expressions.
17366 * tree-object-size.c (cond_expr_object_size): New.
17367 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17369 2007-01-08 Jan Hubicka <jh@suse.cz>
17371 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17372 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17375 2007-01-08 Richard Guenther <rguenther@suse.de>
17377 PR tree-optimization/23603
17378 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17379 (extract_range_from_binary): Fall back to truthvalue instead of
17380 varying for TRUTH_*_EXPR.
17381 (extract_range_from_comparison): Fall back to truthvalue instead of
17383 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17384 if all visited PHI values were constant.
17386 2007-01-08 Jan Hubicka <jh@suse.cz>
17388 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17389 (cgraph_analyze_function): break out from ...
17390 (cgraph_finalize_compilation_unit): ... here.
17391 (cgraph_expand_function): Remove forgoten commented out line.
17392 (cgraph_optimize): Analyze functions.
17394 2007-01-08 Jan Hubicka <jh@suse.cz>
17396 * tree-pas.h (TODO_remove_function): New flag.
17397 (TODO_update*): Renumber.
17398 (pass_ipa_increase_alignment,
17399 pass_ipa_function_and_variable_visibility): New passes.
17400 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17401 (cgraph_function_and_variable_visibility): Move to ipa.c
17402 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17403 cgraph_increase_alignment.
17404 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17405 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17406 calling tree-inline.
17407 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17408 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17409 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17410 (gate_increase_alignment): New function.
17411 (pass_ipa_increase_alignment): New pass.
17412 * ipa.c: Inline tree-pass.h and timevar.h
17413 (function_and_variable_visibility): Move here from cgraphunit.c
17414 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17415 * passes.c (init_optimization_passes): Add the two new passes.
17416 (execute_todo): Handle cgraph_remove_functions.
17418 2007-01-08 Nick Clifton <nickc@redhat.com>
17420 * config/frv/predicates.md (reg_or_0_operand): Accept
17423 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17425 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17426 * config.gcc: Add bfin*-rtems*.
17428 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17430 * c.opt: Add -flax-vector-conversions.
17431 * c-typeck.c (convert_for_assignment): Pass flag to
17432 vector_types_convertible_p to allow emission of note.
17433 (digest_init): Likewise.
17434 * c-opts.c: Handle -flax-vector-conversions.
17435 * c-common.c (flag_lax_vector_conversions): New.
17436 (vector_types_convertible_p): Unless -flax-vector conversions
17437 has been passed, disallow conversions between vectors with
17438 differing numbers of subparts and/or element types. If such
17439 a conversion is disallowed, possibly emit a note on the first
17440 occasion only to inform the user of -flax-vector-conversions.
17441 The new last argument specifies this.
17442 * c-common.h (flag_lax_vector_conversions): New.
17443 (vector_types_convertible_p): Add extra argument.
17444 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17445 char_type_node for V*QI type vectors.
17446 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17447 Update to satisfy new typechecking rules.
17448 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17449 C and C++ variants.
17450 * doc/invoke.texi (C Dialect Options): Document
17451 -flax-vector-conversions.
17453 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17455 PR tree-optimization/29877
17456 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17457 a register variable on the RHS to not be replaceable.
17459 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17460 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17461 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17462 const_simm15, const_pow2, const_npow2): Added.
17463 * config/score/misc.md (insv, extv, extzv, movmemsi,
17464 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17465 * config/score/score.c (score_address_cost, score_select_cc_mode):
17467 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17468 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17469 Update score_print_operand.
17470 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17471 Adjust register allocate order and update some macro define.
17472 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17473 mdx_block_move_straight, mdx_block_move_loop_head,
17474 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
17475 mdx_block_move): Added.
17476 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17477 mdp_limm): Updated and fix some bug and typo.
17478 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17479 (movsf, movdf, doloop_end): Added.
17481 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17483 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17484 config/arm/thumb2.md: Fix comment typos.
17485 * doc/extend.texi: Fix a typo.
17487 2007-01-07 Eric Christopher <echristo@apple.com>
17489 * configure.ac: Check for __stack_chk_fail for darwin.
17490 * configure: Regenerate.
17492 2007-01-07 Richard Guenther <rguenther@suse.de>
17494 * tree-vrp.c (extract_range_from_assert): CSE calls to
17495 compare_values where possible.
17496 (extract_range_from_unary_expr): Likewise.
17498 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17500 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17501 * config/avr/avr.c (call_insn_operand): Delete function.
17502 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17503 instead of register number. Use predicates.
17504 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17505 call_insn_operand): Add.
17507 2007-01-06 Jan Hubicka <jh@suse.cz>
17509 * tree-pass.h (pass_build_cgraph_edges): Declare.
17510 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17511 (visited_nodes): Remove.
17512 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17513 build_cgrpah_edges; make visited_nodes local.
17514 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17515 (record_references_in_initializer): Move to cgraphbuild.c
17516 (initialize_inline_failed, rebuild_cgraph_edges,
17517 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17518 (verify_cgraph_node): Make visited_nodes local.
17519 (cgraph_analyze_function): Do not call cgraph_create_edges and
17520 initialize_inline_failed.
17521 (cgraph_expand_function): Do not call cgraph_lower_function;
17522 assert that function is already lowered.
17523 * Makefile.in (cgraphbuild.o): New.
17524 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17525 at the end of lowering passes.
17527 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17529 * ifcvt.c (cond_move_convert_if_block): New function, code
17530 factored out from...
17531 (cond_move_process_if_block): ...here. Call the new function
17532 on the THEN and ELSE blocks.
17533 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17534 already takes care of this.
17536 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17539 * tree.h (TREE_OVERFLOW_P): New.
17540 * c-typeck.c (parser_build_unary_op): Warn only if result
17541 overflowed and operands did not.
17542 (parser_build_binary_op): Likewise.
17543 (convert_for_assignment): Remove redundant overflow_warning.
17544 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17546 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17548 * c-typeck.c (store_init_value): Split over two lines to follow
17549 the GNU coding style.
17551 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17553 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17554 __GXX_EXPERIMENTAL_CXX0X__.
17555 * doc/cpp.texi: Same.
17557 2007-01-05 Richard Guenther <rguenther@suse.de>
17559 PR middle-end/27826
17560 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17561 with mismatched types. Instead explicitly build a
17562 conversion NOP_EXPR.
17564 2007-01-05 Ian Lance Taylor <iant@google.com>
17566 * c-common.c (decl_with_nonnull_addr_p): New function.
17567 (c_common_truthvalue_conversion): Call it.
17568 * c-typeck.c (build_binary_op): Likewise.
17569 * c-common.h (decl_with_nonnull_addr_p): Declare.
17571 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17574 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17577 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17579 * doc/install.texi (Final install): Document the fact that
17580 the GNAT runtime should not be stripped.
17582 2007-01-04 Jan Hubicka <jh@suse.cz>
17584 * tree-inline.c (fold_marked_statements): Update operand caches
17585 and EH after folding
17587 2007-01-04 Ian Lance Taylor <iant@google.com>
17589 * c-common.c (check_function_nonnull): Whitespace fix.
17591 2007-01-04 Jan Hubicka <jh@suse.cz>
17593 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17594 comitted older version of patch.
17595 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17596 function, celanup cfg and collect garbage.
17598 2007-01-04 Mike Stump <mrs@apple.com>
17600 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17603 2007-01-04 Eric Christopher <echristo@apple.com>
17605 * libgcc2.c (__bswapsi2): Use SItype.
17606 (__bswapdi2): Use DItype.
17607 * libgcc2.h: Update for above.
17609 2007-01-04 Paul Brook <paul@codesourcery.com>
17611 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17612 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17613 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17614 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17615 umulsi3_highpart): Make conditional on !arm_arch6.
17616 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17617 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17618 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17619 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17620 umulsi3_highpart_v6): New insns.
17622 2007-01-04 Roger Sayle <roger@eyesopen.com>
17624 * fold-const.c (fold_convert): When casting an expression to void,
17625 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17626 have a type. Instead of attempting to build a NOP_EXPR, return
17627 these "special" trees directly.
17629 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17631 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17632 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17633 rs6000_cost->fp not 0 as adjustment for outer NEG.
17635 2007-01-04 Jan Hubicka <jh@suse.cz>
17637 * cgraph.c (cgraph_release_function_body): New function.
17638 (cgraph_remove_node): Use it.
17639 * cgraph.h (cgraph_release_function_body): Declare.
17640 * cgraphunit.c (cgraph_expand_function): Use it.
17641 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17642 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17643 is initialized and while compilation of other function is running.
17644 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17645 statement CFG annotations from here to ...
17646 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17648 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17650 * cfgloop.h (enum li_flags): Make the constants powers of two.
17652 2007-01-04 Jan Hubicka <jh@suse.cz>
17654 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17656 (fold_marked_statements): New function.
17657 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17658 * tree-inline.h (copy_body_data): Add statements_to_fold.
17660 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17662 * config.gcc: Mention libgcc/config.host.
17663 * Makefile.in: Update comments mentioning libgcc.
17664 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17665 (all.cross, start.encap, rest.encap, rest.cross): Update
17666 dependencies for libgcc move.
17667 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17668 (clean-target, clean-target-libgcc): Delete.
17669 (srcdirify, GCC_EXTRA_PARTS): New macros.
17670 (libgcc-support, libgcc.mvars): New rules.
17671 (distclean): Remove mention of mklibgcc.
17672 (install): Don't reference INSTALL_LIBGCC.
17673 (install-common): Don't reference EXTRA_PARTS.
17674 (install-libgcc, install-multilib): Delete rules.
17675 * mklibgcc.in: Delete file.
17676 * doc/configfiles.texi: Don't mention mklibgcc.
17678 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17679 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17680 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17681 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17682 (mklibgcc, ldblspecs): Likewise.
17684 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17685 (posixpre.def): Use $(T).
17686 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17687 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17688 (SHLIB_LINK): Make dummy.
17689 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17691 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17693 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17694 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17695 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17696 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17698 * configure.ac (all_outputs): Remove mklibgcc.
17699 * configure: Regenerated.
17701 2007-01-03 Josh Conner <jconner@apple.com>
17703 PR middle-end/29683
17704 * calls.c (compute_argument_addresses): Set stack and stack_slot
17705 for partial args, too.
17706 (store_one_arg): Use locate.size.constant for the size when
17707 generating a save_area.
17709 2007-01-03 Robert Kennedy <jimbob@google.com>
17711 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17712 whose definitions are deleted due to basic block merging.
17714 2007-01-03 Paul Brook <paul@codesourcery.com>
17717 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17719 (use_return_insn): Return 0 for Thumb interrupt functions.
17720 (print_multi_reg): Add rfe argument for IRQ returns.
17721 (arm_output_epilogue): Pop interrupt return address directly into PC.
17722 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17724 2007-01-03 Paul Brook <paul@codesourcery.com>
17726 Merge from sourcerygxx-4_1.
17727 * config/arm/thumb2.md: New file.
17728 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17730 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17731 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17732 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17733 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17735 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17736 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17738 * config/arm/ieee754-sf.S: Ditto.
17739 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17740 (thumb1_base_register_rtx_p): ... to this.
17741 (thumb_index_register_rtx_p): Rename...
17742 (thumb1_index_register_rtx_p): ... to this.
17743 (thumb_output_function_prologue): Rename...
17744 (thumb1_output_function_prologue): ... to this.
17745 (thumb_legitimate_address_p): Rename...
17746 (thumb1_legitimate_address_p): ... to this.
17747 (thumb_rtx_costs): Rename...
17748 (thumb1_rtx_costs): ... to this.
17749 (thumb_compute_save_reg_mask): Rename...
17750 (thumb1_compute_save_reg_mask): ... to this.
17751 (thumb_final_prescan_insn): Rename...
17752 (thumb1_final_prescan_insn): ... to this.
17753 (thumb_expand_epilogue): Rename...
17754 (thumb1_expand_epilogue): ... to this.
17755 (arm_unwind_emit_stm): Rename...
17756 (arm_unwind_emit_sequence): ... to this.
17757 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17758 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17759 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17760 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17761 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17762 thumb2_output_casesi): New functions.
17763 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17764 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17765 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17766 THUMB2_WORK_REGS): Define.
17767 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17768 arm_condexec_mask, arm_condexec_masklen)): New variables.
17769 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17770 (arm_override_options): Check new CPU capabilities.
17771 Set new architecture flag variables.
17772 (arm_isr_value): Handle v7m interrupt functions.
17773 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17775 (const_ok_for_arm): Handle Thumb-2 constants.
17776 (arm_gen_constant): Ditto. Use movw when available.
17777 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17779 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17780 (thumb_find_work_register, arm_load_pic_register,
17781 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17782 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17783 print_multi_reg, output_mov_long_double_fpa_from_arm,
17784 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17785 output_mov_double_fpa_from_arm, output_move_double,
17786 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17787 output_return_instruction, arm_output_function_prologue,
17788 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17789 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17790 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17791 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17792 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17793 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17795 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17796 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17797 (arm_file_start): Output directive for unified syntax.
17798 (arm_unwind_emit_set): Handle stack alignment instruction.
17799 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17800 Add v6t2, v7, v7a, v7r and v7m.
17801 (RETLDM): Add Thumb-2 code.
17802 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17803 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17804 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17805 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17806 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17807 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17808 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17809 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17810 ADJUST_INSN_LENGTH): Define.
17811 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17812 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17813 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17814 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17815 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17816 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17817 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17818 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17819 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17820 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17821 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17822 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17823 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17824 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17825 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17826 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17827 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17829 * config/arm/arm-tune.md: Regenerate.
17830 * config/arm/arm-protos.h: Update prototypes.
17831 * config/arm/vfp.md: Enable patterns for Thumb-2.
17832 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17833 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17834 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17835 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17836 * config/arm/libunwind.S: Add Thumb-2 code.
17837 * config/arm/constraints.md: Update include Thumb-2.
17838 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17839 * config/arm/ieee754-df.S: Ditto.
17840 * config/arm/bpabi.S: Ditto.
17841 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17842 * config/arm/predicates.md (low_register_operand,
17843 low_reg_or_int_operand, thumb_16bit_operator): New.
17844 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17845 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17846 * config/arm/t-arm-elf: Add armv7 multilib.
17847 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17849 (UNSPEC_STACK_ALIGN, ce_count): New.
17850 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17851 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17853 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17854 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17855 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17856 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17857 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17858 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17860 * doc/extend.texi: Document ARMv7-M interrupt functions.
17861 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17863 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17865 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17866 (struct _Unwind_Context): Rename args_size to flags, remove
17867 signal_frame field, add a new args_size field and version field.
17868 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17869 _Unwind_IsExtendedContext): New inline functions.
17870 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17871 Assume by_value array is only present if _Unwind_IsExtendedContext.
17872 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17873 _Unwind_IsSignalFrame.
17874 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17875 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17876 (uw_init_context_1): Initialize context->flags to
17877 EXTENDED_CONTEXT_BIT.
17878 * config/rs6000/linux-unwind.h (frob_update_context): Use
17879 _Unwind_SetSignalFrame.
17881 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17883 PR middle-end/30353
17884 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17885 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17888 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17890 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17891 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17892 RET, AT_SP): Remove.
17893 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17896 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17897 * cfgbuild.c (find_basic_blocks): Likewise.
17898 * cfgrtl.c (rtl_create_basic_block): Likewise.
17899 * function.c (temp_slots_at_level): Likewise.
17900 * reg-stack.c (stack_regs_mentioned): Likewise.
17901 * regclass.c (allocate_reg_info): Likewise.
17902 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17903 set_bb_for_stmt, move_block_to_fn): Likewise.
17904 * tree-complex.c (tree_lower_complex): Likewise.
17905 * vec.h (VEC_safe_grow_cleared): New.
17907 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17909 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17911 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17912 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17914 * cfgloopmanip.c (scale_loop_frequencies): Export.
17915 (loopify): Scale the frequencies by prescribed coefficients.
17916 (set_zero_probability): New function.
17917 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17918 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17919 and frequencies according to arguments.
17920 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17922 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17923 * modulo-sched.c (sms_schedule): Set probabilities for entering
17924 versioned loop correctly.
17925 * tree-vect-transform.c (vect_transform_loop): Ditto.
17926 * cfgloop.h (loopify, loop_version): Declaration changed.
17927 (scale_loop_frequencies): Declared.
17929 2007-01-02 Jan Hubicka <jh@suse.cz>
17931 * cgraph.c: Include tree-flow.h
17932 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17933 early_local_passes.
17934 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17935 * tree-pass.h (pass_all_early_optimizations): Declare.
17936 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17937 early_local_passes.
17938 (cgraph_analyze_function): Do early_local_passes.
17939 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17940 Do not add referenced vars.
17941 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17943 (gate_all_early_local_passes): New gate.
17944 (pass_early_local_passes): Use new gate.
17945 (execute_early_local_optimizations): New functions.
17946 (gate_all_early_optimizations): New gate.
17947 (pass_all_early_optimizations): New pass.
17948 (execute_free_datastructures): Free SSA only when initialized.
17949 (gate_init_datastructures): Init only when optimizing.
17950 (tree_lowering_passes): Do early local passes when called late.
17951 * tree-profile.c (do_tree_profiling): Don't profile functions added
17953 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17954 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17956 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17957 during early_local_passes.
17958 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17961 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17963 * Makefile.in: Update copyright year.
17965 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17967 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17968 in $(lang_checks) and check-consistency targets.
17970 2007-01-02 Jan Hubicka <jh@suse.cz>
17972 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17973 Do not add referenced vars.
17974 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17976 * passes.c (init_optimization_passes): Put mudflap_2 after
17977 free_datastructures.
17979 2007-01-02 Jan Hubicka <jh@suse.cz>
17981 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17982 Set NOTHROW flag on call statements proved to be nothrow.
17983 Update statement of local calls so new pure/const functions are
17984 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17986 (tree_rest_of_compilation): Register hooks and initialize bitmap
17987 early. Do not set after_inlining flag.
17989 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17991 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17992 HOST_BITS_PER_LONGLONG
17994 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17997 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17998 warning for non-static initializers.
18000 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18002 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18003 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18004 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18005 Always use set_unique_reg_note to add REG_EQUAL notes.
18007 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18010 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18012 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18013 * cfgbuild.c (find_basic_blocks): Likewise.
18014 * cfgrtl.c (rtl_create_basic_block): Likewise.
18015 * function.c (temp_slots_at_level): Likewise.
18016 * reg-stack.c (stack_regs_mentioned): Likewise.
18017 * regclass.c (allocate_reg_info): Likewise.
18018 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18019 set_bb_for_stmt, move_block_to_fn): Likewise.
18020 * tree-complex.c (tree_lower_complex): Likewise.
18021 * vec.h (VEC_safe_grow_cleared): New.
18023 2007-01-02 Ian Lance Taylor <iant@google.com>
18025 * c-common.c (c_common_truthvalue_conversion): When warning about
18026 using an assignment as a truth value, set TREE_NO_WARNING.
18028 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18031 * c.opt (Wold-style-declaration): New.
18032 * doc/invoke.texi (C-only Warning Options): New.
18033 (Wold-style-declaration): Document it.
18034 (Wextra): Enabled by -Wextra.
18035 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18036 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18037 -Wold-style-declaration.
18039 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18041 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18042 * cfgbuild.c (find_basic_blocks): Likewise.
18043 * cfgrtl.c (rtl_create_basic_block): Likewise.
18044 * function.c (temp_slots_at_level): Likewise.
18045 * reg-stack.c (stack_regs_mentioned): Likewise.
18046 * regclass.c (allocate_reg_info): Likewise.
18047 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18048 set_bb_for_stmt, move_block_to_fn): Likewise.
18049 * tree-complex.c (tree_lower_complex): Likewise.
18050 * vec.h (VEC_safe_grow_cleared): New.
18052 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18054 * c-common.c (c_common_nodes_and_builtins): Since variants of
18055 void_type_node get built before it is given a name, we need to
18056 give those variants the name, too.
18057 (complete_array_type): We need to work with the canonical main
18058 type of the array, from which we will build the qualified version.
18059 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18060 * print-tree.c (print_node): Display canonical type information
18062 * stor-layout.c (layout_type): When we don't know the
18063 alignment of a type for which we're building an array, we end up
18064 guessing wrong, so make the type require structural equality.
18065 * tree.c (make_node_stat): When we build a new type, it is its
18066 own canonical type.
18067 (build_type_attribute_qual_variant): When building an attribute
18068 variant, its canonical type is the non-attribute variant. However,
18069 if the attributes are target-dependent and they differ, we need to
18070 use structural equality checks for this type.
18071 (build_qualified_type): A qualified type is not equivalent to its
18072 unqualified variant; set the canonical type appropriately.
18073 (build_distinct_type_copy): When building a distinct type from
18074 another type, the new type is its own canonical type.
18075 (build_variant_type_copy): When building a new type variant, we
18076 assume that it is equivalent to the original type.
18077 (build_pointer_type_for_mode): When building a pointer type, also
18078 build a canonical type pointer.
18079 (build_reference_type_for_mode): When building a reference type,
18080 also build a canonical type reference.
18081 (build_index_type): When we can't hash an index type (e.g.,
18082 because its maximum value is negative), the index type requires
18083 structural equality tests.
18084 (build_array_type): Build the canonical form of an array type.
18085 (build_function_type): Function types require structural equality,
18086 because they contain default arguments, attributes, etc.
18087 (build_method_type_directly): Ditto for method types.
18088 (build_offset_type): Build the canonical offset type.
18089 (build_complex_type): Build the canonical vector type.
18090 (make_vector_type): Build the canonical vector type.
18091 * tree.h (TYPE_CANONICAL): New.
18092 (TYPE_STRUCTURAL_EQUALITY_P): New.
18093 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18094 (struct tree_type): Added "canonical" field.
18095 * params.h (VERIFY_CANONICAL_TYPES): New.
18096 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18097 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18098 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18099 * doc/invoke.texi (verify-canonical-types): Document --param
18100 parameter for verifying canonical types.
18102 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18104 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18105 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18106 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18107 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18109 * config/rs6000/e500.h: New.
18110 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18111 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18113 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18114 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18115 TARGET_E500_DOUBLE): Remove.
18116 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18117 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18118 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18119 * config/rs6000/rs6000.c (rs6000_override_options): Use
18120 CHECK_E500_OPTIONS.
18122 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18124 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18125 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18126 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18127 rs6000_emit_cmove): Don't check TARGET_E500.
18128 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18129 sordered): Don't check TARGET_E500.
18131 2007-01-01 Eric Christopher <echristo@apple.com>
18133 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18134 HARD_REGISTER_NUM_P.
18136 2007-01-01 Roger Sayle <roger@eyesopen.com>
18138 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18139 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18140 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18143 2007-01-01 Mike Stump <mrs@apple.com>
18145 * configure.ac: Remove support for building with Apple's gcc-3.1.
18147 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18149 PR middle-end/30311
18150 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18151 REG is a hard register. Do not modify REG before calling
18153 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18154 multiple of the size of YMODE for certain lowpart cases.
18156 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18158 PR middle-end/30253
18159 * gimplify (voidify_wrapper_expr): Update for
18160 GIMPLE_MODIFY_STMT.
18162 2007-01-01 Andreas Schwab <schwab@suse.de>
18165 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18166 save of BR0 in extra_spill_size instead of spill_size.
18167 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18169 (ia64_expand_epilogue): Restore BR0 from its new location.
18171 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18173 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18174 Use a temporary variable if the left hand side is not a gimple
18177 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18179 * gimplify.c (gimplify_return_expr): Make the temporary variable
18180 for the return expression, a gimple register variable.
18182 2007-01-01 Jan Hubicka <jh@suse.cz>
18184 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18187 2007-01-01 Mike Stump <mrs@apple.com>
18189 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18191 * config/darwin.c (machopic_select_rtx_section): Use
18192 HAVE_GAS_LITERAL16.
18193 (darwin_mergeable_constant_section): Likewise.
18194 * configure: Regenerate.
18195 * config.in: Regenerate.
18197 2007-01-01 Jan Hubicka <jh@suse.cz>
18198 Andrew Pinski <pinskia@gmail.com>
18200 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18201 before starting IPA passes.