1 2007-07-03 Joseph Myers <joseph@codesourcery.com>
3 * configure.ac: Test for .dtprelword support on MIPS.
4 * configure, config.in: Regenerate.
5 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8 2007-07-03 Julian Brown <julian@codesourcery.com>
10 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15 (all_fpus): Add FPUTYPE_VFP3.
16 (fp_model_for_fpu): Add VFPv3 field.
17 (arm_rtx_costs_1): Give cost to VFPv3 constants.
18 (vfp3_const_double_index): New function. Return integer index of
19 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
21 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
22 and argument represents a valid RTX for a VFPv3 constant.
23 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
25 (vfp_emit_fstmd): Similar, for fstmd.
26 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
27 constants, represented as integer indices.
28 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
29 VFP_REGNO_OK_FOR_DOUBLE macros.
30 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
31 (arm_file_start): Set float-abi attribute for VFPv3, and output
32 correct ".fpu" assembler directive.
33 (arm_dbx_register_numbering): Add FIXME.
34 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
35 (fputype): Add FPUTYPE_VFP3.
36 (FIXED_REGISTERS): Add 32 registers for D16-D31.
37 (CALL_USED_REGISTERS): Likewise.
38 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
39 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
40 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
42 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
43 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
44 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
45 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
46 (REG_ALLOC_ORDER): Adjust for VFPv3.
47 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
48 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
49 VFP_LO_REGS, VFP_HI_REGS.
50 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
51 (IS_VFP_CLASS): Define macro.
52 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
54 (REGISTER_MOVE_COST): Likewise.
55 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
56 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
57 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
58 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
59 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
60 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
61 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
62 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
63 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
64 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
65 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
66 where appropriate for single-word registers.
67 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
68 As above. Fix type attributes.
69 * config/arm/constraints.md (register_contraint "t"): Define.
70 (register_constraint "w"): Change to D0-D15, or D0-D31 for
72 (register_constraint "x"): Define.
73 (constraint "Dv"): Define.
75 2007-07-03 Geoffrey Keating <geoffk@apple.com>
77 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
79 2007-07-03 Tom Tromey <tromey@redhat.com>
81 * c-parser.c (objc_pq_context): Removed.
82 (objc_need_raw_identifier): Likewise.
83 (c_parser) <objc_pq_context>: New field.
84 <objc_need_raw_identifier>: Likewise.
85 (OBJC_NEED_RAW_IDENTIFIER): Removed.
86 (c_lex_one_token): Update.
87 (c_parser_objc_protocol_definition): Update.
88 (c_parser_objc_method_definition): Update.
89 (c_parser_objc_methodproto): Update.
90 (c_parser_declspecs): Update.
92 2007-07-03 David Ung <davidu@mips.com>
94 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
96 2007-07-03 David Ung <davidu@mips.com>
97 Richard Sandiford <richard@codesourcery.com>
99 * doc/invoke.texi: Document -march=74kf3_2.
100 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
101 (TUNE_74K): Check for it.
102 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
103 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
104 * config/mips/mips.md (cpu): Add 74kf3_2.
105 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
106 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
107 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
108 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
109 74kf3_2 to the CPU list.
110 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
111 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
112 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
113 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
114 (r74kf3_2_fxfer_from_c1): New insn reservations.
116 2007-07-03 Richard Sandiford <richard@codesourcery.com>
117 David Ung <davidu@mips.com>
119 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
120 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
121 and 74k[fx]. Document aliases for the new options.
122 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
123 (PROCESSOR_24KF2_1): ...this.
124 (PROCESSOR_24KX): Rename to...
125 (PROCESSOR_24KF1_1): ...this.
126 (PROCESSOR_74KF): Rename to...
127 (PROCESSOR_74KF2_1): ...this.
128 (PROCESSOR_74KX): Rename to...
129 (PROCESSOR_74KF1_1): ...this.
130 (TUNE_74K): Update PROCESSOR_* names.
131 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
132 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
133 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
134 (mips_rtx_cost_data): Update processor names in comments.
135 (mips_issue_rate): Update PROCESSOR_* names.
136 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
137 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
138 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
139 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
140 Update cpu attribute names.
141 (r24k_fpu_iss): Rename this reservation to...
142 (r24kf2_1_fpu_iss): ...this and update all uses.
143 (r24kx_fpu_iss): Rename this reservation to...
144 (r24kf1_1_fpu_iss): ...this and update all uses.
145 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
146 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
147 Update cpu attribute names.
149 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
151 * config/m32r/constraints.md: New file.
152 * config/m32r/m32r.c: Include tm-constrs.h.
153 (small_data_operand): Use satisfies_constraint_* instead of macro.
154 (addr24_operand, gen_compare): Likewise.
155 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
156 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
157 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
158 EXTRA_CONSTRAINT): Likewise.
159 * config/m32r/m32r.md: Include constraints.md.
160 (*movsi_insn): Use satisfies_constraint_* instead of macro.
161 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
162 * config/m32r/predicates.md (conditional_move_operand): Likewise.
163 (two_insn_const_operand, int8_operand, uint16_operand,
164 reg_or_int16_operand, reg_or_uint16_operand,
165 reg_or_cmp_int16_operand, cmp_int16_operand,
166 seth_add3_operand): Likewise.
168 2007-07-03 Eric Christopher <echristo@gmail.com>
170 * libgcc2.h: Conditionally declare __bswapsi2 and
173 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
175 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
178 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
181 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
182 (__gthrw_pragma): Provide default definition.
184 * gthr-posix.c (__gthrw_pragma): Define.
186 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
188 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
189 before declaring inequality.
191 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
193 * combine.c (recog_for_combine): Log the success or failure of
194 matching new insn patterns against the machine description in
197 2007-07-03 Revital Eres <eres@il.ibm.com>
199 * ddg.c (print_sccs): New function.
200 (check_sccs): New function.
201 (create_ddg_all_sccs): Use it.
202 * ddg.h (print_sccs): Declare.
203 * modulo-sched.c (sms_order_nodes): Call print_sccs.
205 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
207 * targhooks.h (default_mode_for_suffix): New function declaration.
208 * targhooks.c (default_mode_for_suffix): New default target hook.
209 * target.h (struct c): New structure in the targetm struct.
210 (mode_for_suffix): New target hook as part of struct c.
211 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
212 default_mode_for_suffix.
213 (TARGET_C): New define.
214 * c-lex.c: Include "target.h".
215 (interpret_float): Use targetm.c.mode_for_suffix to determine
216 the mode for a given non-standard suffix.
217 Makefile.in (c-lex.o): Depend on $(TARGET_H).
219 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
220 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
222 * doc/extend.texi (Floating Types): New node. Document __float80 and
223 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
225 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
228 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
229 predicate instead of target_operand.
230 (divsi3_i1_media, divsi3_media_2): Likewise.
232 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
234 * tree.h (alias_sets_might_conflict_p): Rename into
235 alias_sets_must_conflict_p.
236 * alias.c (alias_sets_might_conflict_p): Likewise.
237 (alias_sets_conflict_p): Use it.
238 (objects_must_conflict_p): Likewise.
239 * c-common.c (strict_aliasing_warning): Adjust.
241 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
243 * rtlhooks.c (gen_lowpart_if_possible): Check for
244 invalid subreg before calling gen_lowpart_SUBREG.
246 2007-07-02 Geoffrey Keating <geoffk@apple.com>
248 * config/darwin9.h: Add copyright notice.
249 (LINK_COMMAND_SPEC): Add comment.
250 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
251 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
252 DARWIN_LIBSYSTEM_HAS_UNWIND.
254 2007-07-02 Jakub Jelinek <jakub@redhat.com>
257 * omp-low.c (check_combined_parallel): New function.
258 (lower_omp_parallel): Call it via walk_stmts, set
259 OMP_PARALLEL_COMBINED if appropriate.
260 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
261 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
262 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
263 don't consider it as combined parallel.
265 2007-07-02 Richard Sandiford <richard@codesourcery.com>
267 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
268 (gcc_tooldir): Likewise.
269 * configure: Regenerate.
270 * Makefile.in (libsubdir_to_prefix): New variable, based on the
271 old configure.ac gcc_tooldir setting.
272 (prefix_to_exec_prefix): New variable.
273 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
274 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
276 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
278 Fix PR tree-optimization/32583
279 Fix PR tree-optimization/32584
280 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
281 (phi_translate_set): Use phi_translate directly now.
282 (make_values_for_stmt): Don't value number RHS if we already know
285 2007-07-02 Steve Ellcey <sje@cup.hp.com>
286 Jim Wilson <wilson@specifix.com>
289 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
292 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
293 Richard Sandiford <richard@codesourcery.com>
294 Nigel Stephens <nigel@mips.com>
296 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
297 (mips16e_output_save_restore): Declare.
298 (mips16e_save_restore_pattern_p): Likewise.
299 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
300 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
301 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
302 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
303 (BITSET_P): New global macro, extracted from...
304 (mips_for_each_saved_reg): ...here.
305 (mips16e_save_restore_info): New struct.
306 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
307 (mips16e_save_restore_regs): New variable.
308 (mips_split_plus, mips16e_find_first_register): New functions.
309 (mips16e_mask_registers): New function.
310 (compute_frame_size): Expand the commentary before the function.
311 Enforce the MIPS16e save and restore register range restrictions.
312 Pad the general register save area at the low end.
313 (mips16e_save_restore_reg, mips16e_build_save_restore)
314 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
315 (mips16e_output_save_restore, mips16e_collect_propagate_value)
316 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
318 (mips_expand_prologue, mips_expand_epilogue): Handle
319 GENERATE_MIPS16E_SAVE_RESTORE.
320 * config/mips/mips.md (*mips16e_save_restore): New pattern.
322 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
324 PR tree-optimization/31966
325 PR tree-optimization/32533
326 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
327 "basic_block" description as its third argument. Update function
328 calls to get destination bb from "edge" argument. Save "cond" into
329 aux field of the edge. Update prototype for changed arguments.
330 (if_convertible_loop_p): Clear aux field of incoming edges if bb
332 (find_phi_replacement_condition): Operate on incoming edges, not
333 on predecessor blocks. If there is a condition saved in the
334 incoming edge aux field, AND it with incoming bb predicate.
335 Return source bb of the first edge.
336 (clean_predicate_lists): Clean aux field of outgoing node edges.
337 (tree_if_conversion): Do not initialize cond variable. Move
338 variable declaration into the loop.
339 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
340 initializations of new_stmt, arg0 and arg1 variables.
342 2007-07-02 Jakub Jelinek <jakub@redhat.com>
344 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
345 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
347 2007-07-02 Richard Guenther <rguenther@suse.de>
349 * tree-ssa.c (useless_type_conversion_p): Document
350 future intent as defining the middle-end type system.
351 Re-structure to call langhook last, group by type class,
352 mark questionable parts.
354 2007-07-02 Richard Guenther <rguenther@suse.de>
356 * tree-flow.h (types_compatible_p): Declare.
357 * tree-ssa.c (types_compatible_p): New function.
358 * ipa-type-escape.c (discover_unique_type): Use
359 types_compatible_p instead of lang_hooks.types_compatible_p.
360 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
361 * tree-vn.c (expressions_equal_p): Likewise.
362 * tree.c (fields_compatible_p): Likewise.
363 * tree-ssa-dom.c (avail_expr_eq): Likewise.
364 (cprop_operand): Use useless_type_conversion_p instead of
365 lang_hooks.types_compatible_p.
366 * tree-inline.c (setup_one_parameter): Likewise.
367 (declare_return_variable): Likewise.
368 * tree-nrv.c (tree_nrv): Likewise.
369 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
370 (maybe_fold_offset_to_component_ref): Likewise.
371 (maybe_fold_offset_to_reference): Likewise.
372 * tree-ssa-copy.c (may_propagate_copy): Likewise.
373 (merge_alias_info): Likewise.
374 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
375 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
376 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
377 * tree-tailcall.c (find_tail_calls): Likewise.
378 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
379 * gimplify.c (canonicalize_addr_expr): Likewise.
380 (fold_indirect_ref_rhs): Likewise.
381 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
382 (cpt_same_type): Likewise.
383 (check_pointer_types_r): Swap parameters to cpt_same_type
385 * fold-const.c (fold_convert): Revert fix for PR15988.
386 * tree-inline.c (setup_one_parameter): Instead fix it here by
387 using fold_build1 instead of fold_convert and checking for
388 error_mark_node. Convert only if the conversion is necessary.
390 2007-07-02 Joseph Myers <joseph@codesourcery.com>
392 * configure.ac: Check for .gnu_attribute on Power.
393 * configure: Regenerate.
394 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
395 attribute for floating-point ABI.
397 2007-07-02 Ira Rosen <irar@il.ibm.com>
399 PR tree-optimization/32230
400 PR tree-optimization/32477
401 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
402 address is a constant.
404 2007-07-02 Richard Sandiford <richard@codesourcery.com>
406 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
407 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
408 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
409 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
410 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
411 64-bit targets. Add support for *-elfoabi*.
412 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
413 different settings if $(tm_defines) does not select the EABI.
414 (MULTILIB_EXCLUSIONS): Define in those circumstances.
415 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
416 (MIPS_ARCH_OPTION_SPEC): Likewise.
417 (MIPS_ISA_LEVEL_SPEC): Likewise.
418 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
419 * config/mips/elfoabi.h: New file.
421 2007-07-02 Richard Guenther <rguenther@suse.de>
423 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
424 (useless_type_conversion_p): ... this.
425 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
426 (useless_type_conversion_p): ... this.
427 * builtins.c (fold_builtin_memory_op): Rename
428 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
429 * tree-cfg.c (verify_expr): Likewise.
430 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
431 * tree-ssa-ccp.c (ccp_fold): Likewise.
432 * tree-ssa-copy.c (may_propagate_copy): Likewise.
433 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
435 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
436 * tree-ssa-pre.c (eliminate): Likewise.
437 * tree-ssa.c (delete_tree_ssa): Likewise.
438 (tree_ssa_useless_type_conversion): Likewise.
439 * tree.c (build2_stat): Likewise.
441 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
443 Fix PR tree-optimization/32571
444 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
447 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
449 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
450 and other expected operations explicitly, change default to
453 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
455 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
457 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
458 (tls_load_dot_plus_eight): Move the label number into the unspec.
459 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
461 2007-07-01 Andreas Schwab <schwab@suse.de>
463 * dwarf2out.c (initial_return_save): Define only if used.
465 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
467 Unreverting Richard's Revert of:
469 2007-06-27 Richard Sandiford <richard@codesourcery.com>
471 * dce.c (deletable_insn_p_1): New function, split out from...
472 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
473 specially, not those inside PARALLELs. Remove BODY argument
474 and adjust recursive call accordingly.
475 (prescan_insns_for_dce): Update call to delete_insn_p.
477 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
478 Revital Eres <eres@il.ibm.com>
480 * ddg.c (create_ddg_all_sccs): Fix missed
481 initialization of scc_nodes.
483 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
486 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
487 X + ~X to 1 only for INTEGRAL_TYPE_P type.
489 2007-06-30 Joseph Myers <joseph@codesourcery.com>
491 * configure.ac: Check for .gnu_attribute on MIPS.
492 * configure, config.in: Regenerate.
493 * config/mips/mips.c (mips_file_start): If supported, output
494 attribute for floating-point ABI.
496 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
500 (ffs_cmove): New expander to expand using ctz pattern.
501 (*ffs_cmove): Remove pattern.
502 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
503 (ffsdi2): Expand using ctz pattern.
504 (*ffs_rex64): Remove pattern.
506 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
508 PR rtl-optimization/32296
509 * pa.md (return): Delete pattern.
510 (return_internal): Remove "(const_int 1)" from pattern.
511 (epilogue): Use return_internal pattern for trivial returns.
512 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
513 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
515 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
517 * tree-ssa-pre.c (is_exception_related): New function
518 (can_value_number_operation): Use it.
520 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
522 Fix PR tree-optimization/32540
523 Fix PR tree-optimization/31651
525 * tree-ssa-sccvn.c: New file.
527 * tree-ssa-sccvn.h: Ditto.
529 * tree-vn.c: Include tree-ssa-sccvn.h
530 (val_expr_paid_d): Removed.
531 (value_table): Ditto.
533 (val_expr_pair_hash): Ditto.
534 (val_expr_pair_expr_eq): Ditto.
535 (copy_vuses_from_stmt): Ditto.
538 (shared_vuses_from_stmt): Ditto.
539 (print_creation_to_file): Moved up.
541 (sort_vuses_heap): Ditto.
542 (set_value_handle): Make non-static.
543 (make_value_handle): Ditto.
544 (vn_add): Rewritten to use sccvn lookups.
545 (vn_add_with_vuses): Ditto.
546 (vn_lookup): Ditto (and second argument removed).
547 (vn_lookup_with_vuses): Ditto.
548 (vn_lookup_or_add): Ditto (and second argument removed);
549 (vn_lookup_or_add_with_vuses): Ditto.
550 (vn_lookup_with_stmt): New.
551 (vn_lookup_or_add_with_stmt): Ditto.
552 (create_value_handle_for_expr): Ditto.
554 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
555 (seen_during_translate): New function.
556 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
557 (phi_trans_add): Ditto.
558 (constant_expr_p): FIELD_DECL is always constant.
559 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
561 Avoid infinite recursion on mutually valued expressions.
562 Change callers of vn_lookup_or_add.
563 (phi_translate): New function.
564 (compute_antic_safe): Allow phi nodes.
565 (create_component_ref_by_pieces): Update for FIELD_DECL change.
566 (find_or_generate_expression): Rewrite slightly.
567 (create_expression_by_pieces): Updated for vn_lookup_or_add
569 Update VN_INFO for new names.
570 (insert_into_preds_of_block): Update for new names.
571 (add_to_exp_gen): New function.
572 (add_to_sets): Use vn_lookup_or_add_with_stmt.
573 (find_existing_value_expr): Rewrite to changed vn_lookup.
574 (create_value_expr_from): Ditto, and use add_to_exp_gen.
575 (try_look_through_load): Removed.
576 (try_combine_conversion): Ditto.
577 (get_sccvn_value): New function.
578 (make_values_for_phi): Ditto.
579 (make_values_for_stmt): Ditto.
580 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
582 (init_pre): Update for SCCVN changes.
584 (execute_pre): Ditto.
586 * tree-flow.h (make_value_handle): Declare.
587 (set_value_handle): Ditto.
588 (sort_vuses_heap): Ditto.
589 (vn_lookup_or_add_with_stmt): Ditto.
590 (vn_lookup_with_stmt): Ditto.
591 (vn_compute): Remove.
594 (vn_lookup): Update arguments.
596 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
598 (tree-ssa-sccvn.o): New.
599 (OBJS-common): Add tree-ssa-sccvn.o
601 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
604 * c-typeck.c (build_external_ref): Don't mark as used if called
606 * calls.c (rtx_for_function_call): Likewise.
608 2007-06-30 Richard Sandiford <richard@codesourcery.com>
612 2007-06-27 Richard Sandiford <richard@codesourcery.com>
614 * dce.c (deletable_insn_p_1): New function, split out from...
615 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
616 specially, not those inside PARALLELs. Remove BODY argument
617 and adjust recursive call accordingly.
618 (prescan_insns_for_dce): Update call to delete_insn_p.
620 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
622 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
623 (try_combine): Move potential calls to undo_all() so they happen
624 before we commit to using the combined insns.
626 2006-06-30 Jan Hubicka <jh@suse.cz>
628 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
631 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
633 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
634 (cgraph_remove_unreachable_nodes): Likewise.
635 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
636 * ipa-inline.c (update_caller_keys): Cast according to the coding
638 (cgraph_decide_recursive_inlining): Likewise.
639 (cgraph_decide_inlining_of_small_function): Likewise.
640 (try_inline): Likewise.
641 (cgraph_decide_inlining_incrementally): Likewise.
642 * ipa-pure-const.c (get_function_state): Likewise.
643 (scan_function): Likewise.
644 (analyze_function): Likewise.
645 (static_execute): Likewise.
646 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
647 (merge_callee_local_info): Likewise.
648 (analyze_function): Use type safe memory macros.
649 (static_execute): Likewise. Cast according to the coding conventions.
650 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
652 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
654 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
655 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
658 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
661 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
662 for complex modes (both int and real).
664 2007-06-29 Jan Hubicka <jh@suse.cz>
666 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
668 2007-06-29 Jan Hubicka <jh@suse.cz>
671 * cse.c (cse_insn): Avoid invalid sharing in between register note and
674 2007-06-29 Anatoly Sokolov <aesok@post.ru>
677 * config/avr/avr.c: Include dataflow header file.
678 (expand_prologue): Adjust for prologue insn change.
679 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
682 2007-06-29 Richard Guenther <rguenther@suse.de>
685 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
686 during type verification.
688 2007-06-29 Jan Hubicka <jh@suse.cz>
690 * recog.c (validate_change_rtx_1): Unshare TO argument.
692 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
694 PR tree-optimization/24659
695 * tree-vect-transform.c (vectorizable_call): Handle
696 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
698 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
699 * config/i386/i386.c (enum ix86_builtins)
700 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
701 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
703 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
704 const using def_builtin_const.
705 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
706 input operands in the same modes as the result.
707 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
709 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
711 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
712 (df_set_dead_notes_for_mw): Likewise.
714 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
716 * c-common.c (pointer_int_sum): Do the negation in sizetype.
718 2007-06-28 DJ Delorie <dj@redhat.com>
720 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
722 2007-06-28 Geoffrey Keating <geoffk@apple.com>
724 * doc/invoke.texi (C++ Dialect Options): Document
725 fvisibility-ms-compat.
726 * c.opt (fvisibility-ms-compat): New.
728 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
731 * tree-affine.c (aff_combination_add_elt): Handle
732 pointer addition specially.
734 2007-06-28 Jakub Jelinek <jakub@redhat.com>
736 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
737 decl is non-external for AIX ABI.
739 2007-06-28 David Edelsohn <edelsohn@gnu.org>
741 * config/rs6000/predicates.md (current_file_function_operand):
742 Ensure the symbol is non-external for AIX ABI.
744 2007-06-28 Nick Clifton <nickc@redhat.com>
746 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
747 (fdce, fdse, fpredictive-commoning): Likewise.
749 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
752 * gcc.c (process_command): Recognize the new -static-libgfortran
755 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
758 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
759 Use a call clobbered hard reg instead of a pseudo reg.
761 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
763 * config/sh/sh.md (load_gbr): Use correct operand constraint.
765 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
768 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
769 REG_LIBCALL and REG_RETVAL notes.
770 (divsi3, mulsi3): Likewise.
771 (mulhisi3): Likewise. Use emit_libcall_block.
772 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
774 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
776 PR rtl-optimization/32481
777 * combine.c (adjust_for_new_dest): Rescan the changed insn.
779 2007-06-27 Richard Sandiford <richard@codesourcery.com>
781 * dce.c (deletable_insn_p_1): New function, split out from...
782 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
783 specially, not those inside PARALLELs. Remove BODY argument
784 and adjust recursive call accordingly.
785 (prescan_insns_for_dce): Update call to delete_insn_p.
787 2007-06-27 Richard Guenther <rguenther@suse.de>
790 * tree.h (fold_convertible_p): Declare.
791 * fold-const.c (fold_convertible_p): New function.
792 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
793 instead of lang_hooks.types_compatible_p.
795 2007-06-26 Jan Hubicka <jh@suse.cz>
797 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
798 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
799 early use validate_unshare_change.
800 (reload_combine): Likewise.
801 * recog.c (change_t): New field unshare.
802 (validate_change_1): Rename from validate_change; add argument unshare.
803 (validate_change): Turn into wrapper of validate_change_1; update
805 (validate_unshare_change): New.
806 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
807 calls of df_insn_rescan.
808 * recog.h (validate_change): Replace ints by bools.
809 (validate_unshare_change): Declare.
811 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
813 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
815 2007-06-26 Steve Ellcey <sje@cup.hp.com>
817 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
819 2007-06-25 Jan Hubicka <jh@suse.cz>
821 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
823 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
824 cgraph_decide_inlining_incrementally): Move uninlinability checks to
825 places other call site specific checks are performed.
827 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
830 * tree-vect-transform.c (vectorizable_operation): Convert
831 POINTER_PLUS_EXPR over to PLUS_EXPR.
833 2007-06-25 Chao-ying Fu <fu@mips.com>
835 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
836 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
837 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
838 Document GET_MODE_IBIT, and GET_MODE_FBIT.
840 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
841 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
842 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
843 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
844 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
845 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
846 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
847 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
848 ALL_FIXED_POINT_MODE_P): New define.
849 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
851 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
853 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
854 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
855 MODE_VECTOR_UACCUM): New mode classes.
857 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
858 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
859 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
862 * genmodes.c (struct mode_data): Add ibit and fbit fields.
863 (blank_mode): Initialize ibit and fbit.
864 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
865 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
866 (new_adjust): Change required_class to required_class_from and
867 required_class_to for testing within a range.
868 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
869 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
871 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
872 (make_fixed_point_mode): New.
873 (_ADD_ADJUST): Change C to C1 and C2.
874 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
875 use a range for machine classes.
876 (ADJUST_IBIT, ADJUST_FBIT): New.
877 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
879 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
880 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
881 Emit adjustment for ibit and fbit.
882 (emit_mode_ibit, emit_mode_fbit): New.
883 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
885 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
887 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
888 as the source of the set.
890 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
892 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
893 FP_REGNO_P): Use IN_RANGE.
894 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
895 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
896 (DATA_REG_P): Use DATA_REGNO_P.
897 (FP_REG_P): Use FP_REGNO_P.
898 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
899 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
900 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
902 2007-06-24 Jan Hubicka <jh@suse.cz>
905 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
907 2007-06-24 Sebastian Pop <sebpop@gmail.com>
910 * fold-const.c (fold_binary): Strip nops of operand 0
911 of BIT_NOT_EXPR before calling operand_equal_p.
912 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
913 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
915 2007-06-23 Mark Mitchell <mark@codesourcery.com>
917 * doc/extend.texi: Document that dllimport and dllexport imply
919 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
920 imported or exported declaration, including type declarations.
921 * c-common.c (handle_visibility_attribute): Check for conflicts
922 with dllimport/dllexport.
923 (c_determine_visibility): Handle dllimport/dllexport as an
924 explicit visibility atttribute.
926 2007-06-23 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/16876
930 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
932 * tree-inline.c (initialize_inlined_parameters): Do not call
933 lang_hooks.tree_inlining.convert_parm_for_inlining.
934 * cgraphbuild.c (initialize_inline_failed): Set inline failed
935 reason for mismatched types.
936 * gimplify.c (gimplify_call_expr): Verify the call expression
937 arguments match the called function type signature. Otherwise
938 mark the call expression to be not considered for inlining
939 using CALL_CANNOT_INLINE_P flag.
940 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
941 edges call expression.
942 (cgraph_decide_inlining_of_small_function): Likewise.
943 (cgraph_decide_inlining): Likewise.
944 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
946 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
947 * c-typeck.c (c_convert_parm_for_inlining): Remove.
948 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
950 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
951 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
953 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
954 convert_parm_for_inlining member.
956 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
959 * arm.md (negscc): Match the correct operand for optimized LT0 test.
960 Remove optimization for GT.
962 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
965 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
967 (prescan_insns_for_dce): Add extra parameter.
969 2007-06-23 Jan Hubicka <jh@suse.cz>
972 * gimplify.c (mark_addressable): New function.
973 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
975 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
978 * expr.c (store_constructor): Do not clobber non-zeroed memory.
980 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
984 moves between MMX/SSE registers to at least 8 units to prevent
985 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
987 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
989 * config/i386/i386.c (override_options): Correct x86_sahf
992 2007-06-21 David Daney <ddaney@avtrex.com>
995 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
996 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
997 (exception_receiver): Renamed to ...
998 (nonlocal_goto_receiver): ... this.
1000 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1002 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1003 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1004 partial register accesses.
1006 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1008 * fold-const.c (debug_fold_checksum): Move it under
1009 ENABLE_FOLD_CHECKING.
1011 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1014 * tree.h (debug_fold_checksum): Declared.
1015 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1016 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1017 build_fold_addr_expr_with_type_1.
1018 (fold_addr_expr, debug_fold_checksum): New.
1019 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1020 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1023 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1025 PR tree-optimization/19590
1026 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1027 of scev is a constant.
1028 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1030 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1032 * df-problems.c (df_note_bb_compute): Made computation of live
1033 info consistent with df_lr.
1035 2007-06-21 Richard Guenther <rguenther@suse.de>
1037 PR tree-optimization/32453
1038 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1039 for pointer anti-range.
1041 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1043 * config/i386/i386.c (processor_target_table): Increase maximum
1044 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1047 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1048 byte alignment if > 8 byte alignment is preferred.
1049 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1051 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1053 PR tree-optimization/31866
1054 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1055 if ASM_EXPR's input is not a SSA_NAME.
1058 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1059 but decl is a global var, instead return decl.
1060 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1061 even for is_global_var decls, if they are private in some outer
1064 2007-06-21 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/32451
1067 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1069 2007-06-21 Christian Bruel <christian.bruel@st.com>
1071 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1072 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1073 (push_regs): Changed saving order or banked registers.
1074 (sh_expand_epilogue): Likewise.
1075 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1076 (FIRST_BANKED_REG): Likewise.
1077 (LAST_BANKED_REG): Likewise.
1078 * config/sh/sh.md (banked) New attribute.
1079 (in_delay_slot): Check banked attribute.
1081 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1083 PR tree-optimization/32075
1084 * tree-data-ref.c (subscript_dependence_tester_1,
1085 analyze_miv_subscript, analyze_overlapping_iterations,
1086 add_distance_for_zero_overlaps, build_classic_dist_vector,
1087 subscript_dependence_tester_1, analyze_overlapping_iterations,
1088 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1089 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1090 to evolution_function_is_affine_multivariate_p.
1092 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1094 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1096 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1099 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1101 * config/m32c/prologue.md (epilogue_exitd_16): New.
1102 (epilogue_reit_16): New.
1103 (epilogue_exitd): Rename to epilogue_exitd_24.
1104 (epilogue_reit): Rename to epilogue_reit_24.
1106 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1107 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1109 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1111 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1112 if dbg_cnt (sched_insn) reaches the limit.
1113 (choose_ready): New parameter INSN_PTR and new return value.
1114 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1115 the new return value from choose_ready.
1116 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1117 (rest_of_handle_global_alloc): New global_alloc_at_func.
1119 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1121 PR tree-optimization/25737
1122 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1123 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1124 * tree-flow.h (struct fieldoff): Add new field alias_set.
1125 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1126 argument addressable_type. Set alias_set of fieldoff.
1127 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1128 (create_overlap_variables_for): Pass alias_set from fieldoff to
1130 * alias.c (get_alias_set): Use alias_set from SFT if set.
1132 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1134 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1135 of a variable as an unsigned HOST_WIDE_INT integer.
1137 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1139 PR rtl-optimization/32405
1140 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1142 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1144 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1147 * builtins.c: Include diagnostic.h.
1148 (expand_builtin_expect): Make gcc_assert more permissive.
1149 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1152 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1156 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1157 if ACCUMULATE_OUTGOING_ARGS.
1159 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1161 * config/m68hc11/m68hc11.c: Include dataflow header file.
1162 (m68hc11_reorg): Port to dataflow.
1164 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1166 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1167 (struct df_problem.free_blocks_on_set_blocks): New field.
1168 (struct dataflow.optional_p): New field.
1169 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1170 (df_live_set_all_dirty): New function.
1171 * df-scan.c (df_scan_alloc): Initialize optional_p.
1172 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1173 * df-core.c (df_set_blocks): Removed use of
1174 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1175 df_problem.free_blocks_on_set_blocks to determine which blocks are
1177 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1178 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1179 uses dataflow.optional_p to determine if problem should be
1181 (rest_of_handle_df_initialize): Only start live problem if
1183 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1184 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1185 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1186 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1187 problem_NOTE): Initialize free_blocks_on_set_blocks.
1188 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1190 (df_live_set_all_dirty, df_note_alloc): New function.
1191 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1193 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1194 * postreload.c (reload_combine): Ditto.
1195 * cse.c (cse_extended_basic_block): Ditto.
1196 * regmove.c (mark_flags_life_zones): Ditto.
1197 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1198 erase_matching_seqs): Ditto.
1199 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1200 * integrate (allocate_initial_values): Ditto.
1201 * combine.c (reg_dead_at_p): Ditto.
1202 * resource.c (mark_target_live_regs): Ditto.
1203 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1204 * config/sh/sh.c (find_r0_life_regions): Ditto.
1205 * global.c (rest_of_handle_global_alloc): Only add back df_live
1207 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1209 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1211 (if_convert): Make sure df_live is there at -O == 1.
1212 (pass_if_after_combine): Cleanup flags.
1213 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1214 is there at -O == 1.
1216 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1218 * config/arm/arm.c (arm_get_frame_offsets): Set
1219 offsets->locals_base to avoid negative stack size.
1220 (thumb1_expand_prologue): Assert on negative stack size.
1222 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1224 PR tree-optimization/32367
1225 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1226 of the chrec has no evolution in that loop.
1227 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1229 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1231 * config/xtensa/xtensa.c: Include "df.h".
1232 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
1233 (xtensa_va_start): Invoke make_tree with sizetype for
1234 expand_builtin_saveregs and then convert the result to a pointer.
1235 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1236 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1237 Subtract argument size from index value as integers and then use
1238 POINTER_PLUS_EXPR to add the result to the array address.
1240 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1243 * config/m32c/m32c.c: Include dataflow header file.
1244 (m32c_emit_prologue): Adjust for prologue insn change.
1245 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1246 once inside a PARALLEL. Assume frame size passed in operand 0
1247 includes space to save the fb register.
1248 (prologue_enter_24): Likewise.
1249 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1251 2007-06-19 David Daney <ddaney@avtrex.com
1254 * config/mips/mips.md (cprestore): Mark $gp as used.
1256 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1259 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1260 (frv_ifcvt_modify_insn): Likewise.
1262 2007-06-19 Richard Guenther <rguenther@suse.de>
1264 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1265 only handle positive offsets that fit in a HOST_WIDE_INT.
1267 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1269 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1270 result of rsqrt insn for zero input argument to avoid NaN.
1272 2007-06-19 Richard Guenther <rguenther@suse.de>
1275 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1277 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1279 PR tree-optimization/32353
1280 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1282 2007-06-19 Nick Clifton <nickc@redhat.com>
1284 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1286 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1290 * config/i386/i386.c (assign_386_stack_local): Assert that
1291 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1292 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1293 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1294 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1296 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1298 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1300 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1302 PR rtl-optimization/32321
1303 * gcse.c (replace_store_insn): Update the note before
1304 calling emit_insn_after.
1306 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1309 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1311 * df-problems.c (df_note_bb_compute): Fix dumping info.
1313 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1315 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1316 insn with emit_jump_insn.
1318 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1320 PR tree-optimization/32383
1321 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1322 * targhooks.h (default_builtin_reciprocal): Update prototype.
1323 * target.h (struct gcc_target): Update builtin_reciprocal.
1324 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1325 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1326 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1327 when fndecl is in BUILT_IN_MD class.
1328 (execute_convert_to_rsqrt): Ditto.
1330 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1331 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1332 Convert BUILT_IN_SQRTF code only when md_fn is false.
1334 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1336 * bt-load.c (move_btr_def): Fix the order of arguments
1337 to validate_replace_rtx.
1339 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1341 * config/m68k/m68k-devices.def: Add 54450..54455.
1343 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1345 PR rtl-optimization/32366
1346 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1347 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1350 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1353 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1354 this is true, rescan insn being modified.
1355 (sms_schedule): Added rescan parameter.
1356 (rest_of_handle_sms): Moved freeing of dominance info to before
1357 getting out of cfg_layout.
1359 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1361 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1362 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1365 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1366 FL_CF_EMAC from the entry for isac.
1368 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1369 (const_sibcall_operand): New.
1370 (sibcall_operand): Use it.
1371 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1372 (m68k_isas): ISAC does not imply FPU or EMAC.
1373 (override_options): Add ISA_C logic for symbolic jump & call.
1375 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1377 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1378 return mode from the builtin itself.
1379 (sparc_fold_builtin): Fix cast of zero constant.
1381 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1383 * targhooks.c (default_builtin_reciprocal): New default target hook.
1384 * targhooks.h (default_builtin_reciprocal): Add prototype.
1385 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1386 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1387 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1388 default_builtin_reciprocal.
1390 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1393 * hooks.c (hook_tree_tree_bool_null): New hook.
1394 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1395 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1396 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1397 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1398 and convert it to reciprocal a*rfunc(b).
1399 (execute_convert_to_rsqrt): New function.
1400 (gate_convert_to_rsqrt): New function.
1401 (pass_convert_to_rsqrt): New pass definition.
1402 * target.h (struct gcc_target): Add builtin_reciprocal.
1403 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1404 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1405 TARGET_BUILTIN_RECIPROCAL.
1406 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1408 * config/i386/i386.h (TARGET_RECIP): New define.
1409 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1410 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1411 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1412 and not optimizing for size.
1413 (*rcpsf2_sse): New insn pattern.
1414 (*rsqrtsf2_sse): Ditto.
1415 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1416 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1417 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1418 and not optimizing for size.
1419 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1420 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1421 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1422 and not optimizing for size.
1423 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1424 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1425 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1426 and not optimizing for size.
1427 (*sse_rsqrtv4sf2): Do not export.
1429 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1430 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1431 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1432 and not optimizing for size.
1434 * config/i386/i386.opt (mrecip): New option.
1435 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1436 (ix86_emit_swsqrtsf): Ditto.
1437 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1438 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1440 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1441 ix86_expand_unop1_builtin.
1442 (ix86_emit_swdivsf): New function.
1443 (ix86_emit_swsqrtsf): Ditto.
1444 (ix86_builtin_reciprocal): New function.
1445 (TARGET_BUILTIN_RECIPROCAL): Use it.
1446 (ix86_vectorize_builtin_conversion): Rename from
1447 ix86_builtin_conversion.
1448 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1449 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1450 "i386 and x86_64 Options" section.
1451 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1453 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1454 Zdenek Dvorak <dvorakz@suse.cz>
1455 Richard Guenther <rguenther@suse.de>
1456 Kaz Kojima <kkojima@gcc.gnu.org>
1458 * tree-vrp.c (compare_values_warnv): Convert val2 to
1460 (extract_range_from_assert): Create
1461 POINTER_PLUS_EXPR for pointer types.
1462 (extract_range_from_binary_expr): Handle
1463 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1465 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1466 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1467 POINTER_PLUS_EXPR as PLUS_EXPR.
1468 (number_of_iterations_lt_to_ne):
1469 For pointer types, use sizetype when
1470 creating MINUS_EXPR/PLUS_EXPRs.
1471 (assert_loop_rolls_lt): For pointer types, use sizetype when
1472 creating MINUS_EXPR/PLUS_EXPRs.
1473 (number_of_iterations_le): Likewise.
1474 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1475 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1476 like PLUS_EXPR and MINUS_EXPR.
1477 * tree-pretty-print.c (dump_generic_node): Handle
1479 (op_prio): Likewise.
1480 (op_symbol_1): Likewise.
1481 * optabs.c (optab_for_tree_code): Likewise.
1482 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1484 * tree-tailcall.c (process_assignment): Mention
1485 POINTER_PLUS_EXPR in a TODO comment.
1486 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1487 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1488 not used with a pointer and an integer type.
1489 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1490 increment using chrec_convert_rhs instead of chrec_convert.
1491 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1492 PLUS_EXPR except for the right hand side's type will be
1494 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1495 (fold_used_pointer_cast): Kill.
1496 (pointer_offset_p): Kill.
1497 (fold_used_pointer): Kill.
1498 (pointer_used_p): Kill.
1499 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1500 call fold_used_pointer.
1501 (instantiate_parameters_1): Convert the increment
1502 using chrec_convert_rhs instead of chrec_convert.
1503 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1504 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1505 instead of PLUS_EXPR.
1506 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1507 PLUS_EXPR for pointers.
1508 (std_gimplify_va_arg_expr): Likewise.
1509 (fold_builtin_memory_op): Likewise.
1510 (fold_builtin_strstr): Likewise.
1511 (fold_builtin_strchr): Likewise.
1512 (fold_builtin_strrchr): Likewise.
1513 (fold_builtin_strpbrk): Likewise.
1514 (expand_builtin_memory_chk): Likewise.
1515 (fold_builtin_memory_chk): Likewise.
1516 (std_expand_builtin_va_start): Use
1517 sizetype for the call to make_tree and then convert
1518 to the pointer type.
1519 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1520 instead of PLUS_EXPR for adding to a pointer.
1521 (std_gimplify_va_arg_expr): Use fold_build2 for
1522 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1523 the operands to sizetype first and then cast the BIT_AND_EXPR
1524 back to the pointer type.
1525 * fold-const.c (build_range_check): Handle pointer types
1527 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1528 of PLUS_EXPR's. Make sure the offset is converted to
1530 (try_move_mult_to_index): Strip the NOPs from the offset.
1531 Remove code argument and replace all uses with PLUS_EXPR.
1532 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1533 specially. Don't use a pointer type for MINUS_EXPR.
1534 (fold_unary): Handle for (T1)(X op Y),
1535 only p+ as that is the only as that can be handled for
1536 binary operators now.
1537 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1539 <case PLUS_EXPR>: Add folding of PTR+INT into
1541 Don't call try_move_mult_to_index.
1542 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1543 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1544 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1545 Don't call try_move_mult_to_index.
1546 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1547 (tree_expr_nonzero_p): Likewise.
1548 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1549 of PLUS_EXPR for the complex expression folding.
1550 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1551 first chrec is a pointer type, then the second should
1552 be sizetype and not the first's type.
1553 For POINTER_PLUS_EXPR, use a different right hand side type.
1554 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1555 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1556 different right hand side type.
1557 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1558 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1559 instead of PLUS_EXPR.
1560 When either operand is zero, convert the other operand.
1561 (chrec_apply): Use chrec_convert_rhs
1562 on the argument x instead of chrec_convert.
1563 (reset_evolution_in_loop): For pointer types, the new_evol
1565 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1566 different right hand side type.
1567 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1568 (chrec_convert_rhs): New function.
1569 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1570 different right hand side type.
1571 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1572 * tree-chrec.h (chrec_convert_rhs): New prototype.
1573 (build_polynomial_chrec): For pointer types, the right hand
1574 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1575 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1576 Remove subtraction case as it is always addition now.
1577 Make sure the offset is converted to sizetype.
1578 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1579 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1580 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1581 PLUS_EXPR in pointer type.
1582 Handle POINTER_PLUS_EXPR.
1583 (tree_to_aff_combination): Likewise.
1584 (force_expr_to_var_cost): Likewise.
1585 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1586 instead of PLUS_EXPR for pointers.
1587 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1588 instead of PLUS_EXPR of pointer types.
1589 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1591 (check_va_list_escapes): Likewise.
1592 (check_all_va_list_escapes): Likewise.
1593 * dwarf2out.c (loc_descriptor_from_tree_1):
1594 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1595 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1596 (string_constant): Likewise.
1597 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1598 the offset to the base, use POINTER_PLUS_EXPR.
1599 (add_to_parts): Convert the index to sizetype.
1600 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1601 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1602 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1603 Offset only holds something for PLUS_EXPR.
1604 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1606 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1608 (analyze_accesses_for_modify_stmt): Likewise.
1609 Remove comment about the type being integral type as it is
1611 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1613 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1615 Correct the type which the artimentic is done in (is now
1618 * tree-data-ref.c (split_constant_offset): Handle
1620 * tree-affine.c (tree_to_aff_combination): Likewise.
1621 * c-typeck.c (build_unary_op): For pointers create the increment
1622 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1624 * gimplify.c (gimplify_self_mod_expr): Create a
1625 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1626 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1627 * tree.def (POINTER_PLUS_EXPR): New tree code.
1628 * tree-predcom.c (ref_at_iteration): If we have a pointer
1629 type do the multiplication in sizetype.
1630 * tree-mudflap.c (mf_xform_derefs_1): Create a
1631 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1632 * tree-ssa-forwprop.c
1633 (forward_propagate_addr_into_variable_array_index):
1634 Don't expect there to be a cast for the index as that
1635 does not exist anymore.
1636 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1637 instead of PLUS_EXPR.
1638 Don't check for the first operand of the POINTER_PLUS_EXPR
1639 was the index as it cannot be.
1640 Call forward_propagate_addr_into_variable_array_index with
1641 the SSA_NAME instead of the statement.
1642 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1643 (compare_constant): Likewise.
1644 (copy_constant): Likewise.
1645 (compute_reloc_for_constant): Likewise.
1646 (output_addressed_constants): Likewise.
1647 (initializer_constant_valid_p): Likewise.
1648 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1649 Convert the MIN/MAX of the inner type to the outer
1650 type before comparing them.
1651 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1652 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1653 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1654 of PLUS_EXPR for pointers.
1655 * tree-inline.c (estimate_num_insns_1): Handle
1657 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1658 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1659 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1660 instead of PLUS_EXPR for the pointer increment statement.
1661 (vect_update_ivs_after_vectorizer): For pointer types, create
1662 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1663 MULT_EXPR in sizetype.
1664 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1666 * tree-object-size.c (plus_expr_object_size): Handle
1667 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1668 code which is trying to figure out which side is a pointer and
1670 (check_for_plus_in_loops_1): Likewise.
1671 (check_for_plus_in_loops): Likewise.
1672 * c-common.c (pointer_int_sum): Create a
1673 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1674 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1675 only POINTER_PLUS_EXPR. Removing all the extra
1676 code which is trying to figure out which side is a pointer and
1678 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1679 PLUS_EXPR and MINUS_EXPR.
1680 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1682 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1683 with make_tree, instead of a pointer type.
1684 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1685 for pointers instead of PLUS_EXPR.
1686 (s390_gimplify_va_arg): Likewise.
1687 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1688 instead of PLUS_EXPR when doing addition on pointer
1689 types. Use sizetype for the second operand.
1690 (spu_gimplify_va_arg_expr): Likewise.
1691 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1692 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1693 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1694 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1695 for the pointer addition and also use size_int/sizetype
1697 (ix86_gimplify_va_arg): Likewise.
1698 Perform BIT_AND_EXPR on sizetype arguments.
1699 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1700 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1701 for the pointer additions and also use size_int for the offsets.
1702 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1703 additions and also use size_int for the offsets. Perform
1704 BIT_AND_EXPR on sizetype arguments.
1705 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1706 POINTER_PLUS_EXPR for pointers and create the
1707 BIT_AND_EXPR in sizetype.
1708 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1709 instead of PLUS_EXPR for pointer addition.
1710 (rs6000_va_start): Likewise.
1711 Also use sizetype for the offset.
1712 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1713 as PLUS_EXPR/MINUS_EXPR.
1714 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1715 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1716 Don't use BIT_AND_EXPR on a pointer type, convert the
1717 expression to sizetype first.
1718 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1720 (mips_gimplify_va_arg_expr): Likewise.
1721 Don't create BIT_AND_EXPR in a pointer type.
1723 2007-06-15 Eric Christopher <echristo@apple.com>
1725 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1726 (x86_64-*-darwin*): Ditto.
1727 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1730 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1732 * doc/extend.texi: Document behavior of __attribute__((aligned))
1735 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1737 * rtlanal.c (note_stores): Improve documentation.
1739 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1741 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1742 LOCAL_LABEL_PREFIX): Delete.
1743 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1744 (bfin_internal_label): Delete.
1746 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1748 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1749 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1750 otherwise define to LIBGCC2_TF_CEXT.
1751 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1752 (LIBGCC_TF_CEXT): Ditto.
1755 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1757 PR rtl-optimization/32339
1758 * df-scan.c (df_uses_record): Don't modify flags but just add to
1759 it for df_ref_record.
1761 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1763 * tree-mudflap.c: Fix whitespace issues.
1765 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1767 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1769 2007-06-14 Eric Christopher <echristo@apple.com>
1771 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1772 (movv4sf): Use gcc_unreachable instead of abort.
1774 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/sfp-machine.h (CMPtype): New define.
1778 (mach stubs): Use CMPtype instead of int as a return type.
1780 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1782 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1783 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1784 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1785 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1786 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1787 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1788 config/soft-fp/soft-fp.h: Update from glibc CVS.
1790 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1792 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1794 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1797 * config/v850/v850.c: Include dataflow header file.
1798 (substitute_ep_register): Fix typo.
1800 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1802 * configure.ac: Fix earlier checkin.
1803 * configure: Regenerated.
1805 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1807 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1808 * aclocal.m4: Regenerate.
1809 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1810 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1811 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1812 * configure: Regenerate.
1813 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1815 * Makefile.in (quickstrap): Build libgcc too.
1817 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1819 * configure.ac: Add --enable-checking=df. Explicitly mention that
1820 the variables are initialized as for "release".
1821 * df-core.c: Use it.
1822 * configure: Regenerate.
1823 * config.in: Regenerate.
1825 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1827 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1828 validate_replace_rtx instead of replace_rtx.
1829 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1831 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1833 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1834 (DWARF2_UNWIND_INFO): Override default if configured with
1836 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1837 (ENDFILE_SPEC): Add crtend.o.
1838 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1839 (ENDFILE_SPEC): Add crtend.o.
1840 (TARGET_USE_JCR_SECTION): Define.
1841 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1843 * config/i386/cygming-crtbegin.c: New file.
1844 * config/i386/cygming-crtend.c: New file.
1846 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1848 * config/i386/w32-unwind.h: New file.
1850 2007-06-13 Eric Christopher <echristo@apple.com>
1852 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1853 the user set a value below STACK_BOUNDARY.
1855 2007-06-13 Thiemo Seufer <ths@networkno.de>
1857 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1858 imply -lpthread for -pthread.
1860 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1862 * basic-block.h: Remove the prototype for
1863 free_basic_block_vars.
1864 * cfglayout.h: Remove the prototype for
1865 insn_locators_initialize.
1866 * tree.h: Remove the prototype for emit_line_note.
1868 * tree-ssa-pre.c (mergephitemp): Remove.
1869 (init_pre): Don't use mergephitemp.
1871 2007-06-13 Eric Christopher <echristo@apple.com>
1873 * config/i386/i386.c (override_options): If we've specified
1874 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1876 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1878 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1881 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1883 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1884 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1885 (eh_store_handler): New pattern.
1886 (eh_return): Emit it instead of a plain move.
1888 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1890 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1891 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1892 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1895 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1897 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1898 (find_next_insn_start, find_load): New functions.
1899 (bfin_reorg): Use them to deal with the fact that parallel insns are
1900 no longer represented as a SEQUENCE.
1902 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1904 * config/sparc/sparc.c (sparc_override_options): Initialize
1907 2007-06-13 Dave Korn <dave.korn@artimi.com>
1909 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1912 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1914 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1915 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1916 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1917 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1918 tree-vect-transform.c: Fix comment typos. Follow spelling
1921 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1923 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1924 to the exit block use set.
1925 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1926 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1927 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1929 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1931 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1932 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1933 to indicate an error.
1934 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1935 (dbg_cnt_process_opt): Print an error on a bad argument.
1936 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1937 * common.opt (-fdbg-cnt-list): New.
1938 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1940 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1942 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1943 flag on ref-all pointers.
1945 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1948 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1949 for the offset with the modifier as EXPAND_INITIALIZER
1950 if the modifier is EXPAND_INITIALIZER.
1951 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1952 a register if we had an overflow.
1954 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1956 * real.c (real_isfinite): New.
1957 (real_sqrt): Use it.
1958 * real.h (real_isfinite): New.
1959 * builtins.c: Use it.
1961 2007-06-12 Ian Lance Taylor <iant@google.com>
1962 Daniel Berlin <dberlin@dberlin.org>
1965 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1966 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1967 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1968 (DECL_NO_TBAA_P): Define.
1969 (struct tree_decl_common): Add no_tbaa_flag field.
1970 * tree-ssa-structalias.c (struct variable_info): Add
1971 no_tbaa_pruning field.
1972 (new_var_info): Initialize no_tbaa_pruning field.
1973 (unify_nodes): Copy no_tbaa_pruning field.
1974 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1975 (dump_solution_for_var): Print no_tbaa_pruning flag.
1976 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1978 (compute_tbaa_pruning): New static function.
1979 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1980 Call compute_tbaa_pruning.
1981 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1982 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1983 * gimple-low.c (lower_stmt): Likewise.
1984 * tree-gimple.c (is_gimple_stmt): Likewise.
1985 * tree-ssa-operands.c (get_expr_operands): Likewise.
1986 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1987 * tree-inline.c (estimate_num_insns_1): Likewise.
1988 (copy_result_decl_to_var): Likewise.
1989 * expr.c (expand_expr_real_1): Likewise.
1990 * tree-pretty-print.c (dump_generic_node): Likewise.
1991 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1992 * omp-low.c (omp_copy_decl_2): Likewise.
1993 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1994 * doc/c-tree.texi (Expression trees): Document
1995 CHANGE_DYNAMIC_TYPE_EXPR.
1997 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2000 with !HONOR_NANS and !HONOR_INFINITIES.
2001 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2003 2007-06-12 Tristan Gingold <gingold@adacore.com>
2005 * gcov.c: Comments updated.
2006 (source_info): Add file_time field.
2007 (source_index): New variable.
2008 (mutiple_files): New variable.
2009 (generate_results): New function extracted from process_file.
2010 (process_file): Save and restore chain of functions, generate
2011 results and free structures only if not merging results.
2012 (release_structures): File names are now freed in create_file_names
2013 (create_file_names): Free previous file names.
2014 (find_source): File date is now read here and modifications in
2015 source files is checked here.
2016 (read_graph_file): Only reverse order of functions for the current
2018 (make_gcov_file_name): Do not generate long names if input_name is
2020 (output_lines): If merging results do not display graph, data and
2022 Checking source file modification is done in find_source.
2024 * doc/gcov.texi: Append an s to sourcefile.
2026 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2028 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2029 (forced_nop): New pattern.
2030 * config/bfin/bfin.c: Include "df.h".
2031 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2032 (bfin_discover_loop): Use df_get_live_in instead of
2033 global_live_at_start.
2034 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2035 df_analyze when done.
2036 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2037 the insns. Use QImode for the final insn in a bundle. Call
2038 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2040 (reorder_var_tracking_notes): New function.
2041 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2042 update_life_info. Call df_analyze after scheduling and bundle
2043 generation. Call reorder_var_tracking_notes if generating these notes.
2044 Call df_finish_pass at the end.
2046 2007-06-12 Dirk Mueller <dmueller@suse.de>
2048 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2049 a comparison, not an assignment.
2051 2007-06-12 Olivier Hainque <hainque@adacore.com>
2053 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2054 Request walking the subtrees only, leaving the current is_lhs/val_only
2056 (convert_non_local_reference): Likewise.
2058 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2060 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2062 2007-06-12 Richard Guenther <rguenther@suse.de>
2064 PR tree-optimization/15353
2065 PR tree-optimization/31657
2066 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2067 * timevar.def: Add TV_TREE_IFCOMBINE.
2068 * tree-pass.h (pass_tree_ifcombine): Declare.
2069 * tree-ssa-ifcombine.c: New file.
2070 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2071 * tree-flow.h (blocks_in_phiopt_order): Declare.
2072 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2073 (tree-ssa-ifcombine.o): New dependencies.
2075 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2077 PR rtl-optimization/32293
2078 * combine.c (simplify_if_then_else): Truncate return from
2079 nonzero_bits() to correct mode.
2081 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2083 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2084 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2086 2007-06-11 Diego Novillo <dnovillo@google.com>
2088 * Makefile.in (reload1.o-warn): Remove.
2090 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2092 * combine.c (subst): Use reg_overlap_mentioned_p
2093 instead of comparing register numbers directly.
2095 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2097 * reload1.c (mark_home_live_1): Use the mode parameter.
2099 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2101 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2102 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2106 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2108 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2110 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2113 from integer registers.
2114 (FP mode splitters): Handle TFmode.
2116 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2118 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2119 for ref-all pointers that point-to anything.
2121 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2123 * config/arm/arm.c (arm_output_dwarf_dtprel,
2124 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2126 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2128 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2129 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2132 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2134 * gcc/tree.c (signed_or_unsigned_type_for): New.
2135 (unsigned_type_for): Use signed_or_unsigned_type_for.
2136 (signed_type_for): Use signed_or_unsigned_type_for.
2137 * gcc/tree.h (signed_or_unsigned_type_for): New.
2138 (get_signed_or_unsigned_type): Remove.
2139 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2140 lang_hooks.types.signed_type
2141 (size_diffop): Likewise.
2142 (all_ones_mask_p): Likewise.
2143 (build_range_check): Likewise.
2144 (fold_cond_expr_with_comparison): Likewise.
2145 (fold_cond_expr_with_comparison): Likewise.
2146 (unextend): Likewise.
2147 (extract_muldiv_1): Likewise.
2148 (fold_single_bit_test_into_sign_test): Likewise.
2149 (fold_binary): Likewise.
2150 (fold_ternary): Likewise.
2151 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2152 instead of get_signed_or_unsigned_type.
2153 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2154 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2155 * gcc/expr.c (signed_or_unsigned_type_for): Use
2156 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2157 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2158 (lhd_signed_or_unsigned_type): Remove.
2159 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2160 signed_or_unsigned_type.
2161 (lhd_signed_or_unsigned_type): Remove.
2162 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2163 lang_hooks.types.signed_type.
2164 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2165 c_common_signed_type instead of lang_hooks.types.signed_type.
2166 (c_common_unsigned_type): New.
2167 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2168 (shorten_compare): Use c_common_unsigned_type instead of
2169 c_common_signed_or_unsigned_type.
2170 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2172 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2173 lang_hooks.types.signed_type.
2174 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2175 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2176 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2177 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2178 instead of unsigned_type_for.
2179 * gcc/c-decl.c (groakdeclarator): Likewise.
2180 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2181 * gcc/c-common.h (c_common_unsigned_type): New.
2183 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2187 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2189 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2192 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2193 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2195 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2196 Sebastian Pop <sebpop@gmail.com>
2198 * lambda-code.c (remove_iv): New.
2199 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2201 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2203 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2204 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2205 * tree-ssa-loop-prefetch.c: Include optabs.h.
2206 (FENCE_FOLLOWING_MOVNT): New macro.
2207 (struct mem_ref): Add independent_p and storent_p fields.
2208 (record_ref): Initalize the new fields.
2209 (gather_memory_references_ref): Return true if the reference
2211 (gather_memory_references): Check whether all memory accesses
2212 in loop were recorded.
2213 (should_issue_prefetch_p): Return false for nontemporal stores.
2214 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2215 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2216 (determine_loop_nest_reuse): Detect independent memory references.
2217 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2218 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2219 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2220 * config/i386/i386.h (x86_mfence): Declare.
2221 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2222 * config/i386/i386.c (x86_mfence): New variable.
2223 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2225 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2226 * optabs.c (init_optabs): Initialize storent_optab.
2227 * optabs.h (enum optab_index): Add OTI_storent.
2228 (storent_optab): Declare.
2229 * genopinit.c (optabs): Add initialization for storent_optab.
2230 * tree.h (MOVE_NONTEMPORAL): New macro.
2231 * expr.c (expand_assignment, store_expr, store_constructor_field,
2232 store_constructor, store_field, expand_expr_real_1): Propagate
2233 nontemporality of the expanded store.
2234 (emit_storent_insn): New function.
2235 * expr.h (expand_assignment, store_expr): Declaration changed.
2236 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2237 to expand_assignment.
2238 * stmt.c (expand_asm_expr): Ditto.
2239 * calls.c (initialize_argument_information): Pass false as
2240 nontemporality to store_expr.
2241 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2244 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2246 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2248 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2250 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2252 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2253 and allow DECL_P here.
2255 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2257 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2258 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2259 track of the size of the expression.
2260 * cfghooks.c (merge_blocks): Remove block from loops structure only
2261 after call of the merge_blocks hook.
2263 2007-06-09 Tom Tromey <tromey@redhat.com>
2265 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2266 (deprecated_state): Removed.
2267 (start_decl): Update.
2268 (enum deprecated_states): Moved earlier.
2269 (groktypename): Update.
2270 (push_parm_decl): Likewise.
2271 (grokfield): Likewise.
2272 (start_function): Likewise.
2274 2007-06-09 Ian Lance Taylor <iant@google.com>
2276 PR tree-optimization/32169
2277 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2278 CONVERT_EXPR, check whether min and max both converted to an
2279 overflow infinity representation.
2281 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2283 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2284 not inserted on the edge.
2286 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2288 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2289 instructions if they are supported.
2290 (__divsi3, __umodsi3, __modsi3): Likewise.
2291 (__ashldi3, __ashrdi3, __lshrdi3): New.
2292 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2294 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2295 Tony Linthicum <tony.linthicum@amd.com>
2297 * doc/extend.texi: Add fvect-cost-model flag.
2298 * common.opt (fvect-cost-model): New flag.
2299 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2300 cost fields in stmt_vec_info struct for STMT.
2301 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2302 fields in stmt_vec_info struct and access functions for the same.
2303 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2304 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2305 load, store and vector to scalar operation.
2306 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2307 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2308 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2309 (TARG_VEC_STORE_COST): Define cost of vector store.
2310 (vect_estimate_min_profitable_iters): Define new function.
2311 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2312 check to evaluate if loop iterations are less than minimum profitable
2313 iterations determined by cost model or minimum vect loop bound defined
2314 by user, whichever is more conservative.
2315 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2316 run-time check to evaluate if loop iterations are less than minimum
2317 profitable iterations determined by cost model or minimum vect loop
2318 bound defined by user, whichever is more conservative.
2319 (vect_estimate_min_profitable_iterations): New function to estimate
2320 mimimimum iterartions required for vector version of loop to be
2321 profitable over scalar version.
2322 (vect_model_reduction_cost): New function.
2323 (vect_model_induction_cost): New function.
2324 (vect_model_simple_cost): New function.
2325 (vect_cost_strided_group_size): New function.
2326 (vect_model_store_cost): New function.
2327 (vect_model_load_cost): New function.
2328 (vectorizable_reduction): Call vect_model_reduction_cost during
2330 (vectorizable_induction): Call vect_model_induction_cost during
2332 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2333 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2334 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2335 vectorizable_promotion, vectorizable_demotion): Call
2336 vect_model_simple_cost during analysis phase.
2338 2007-06-08 Simon Baldwin <simonb@google.com>
2340 * reg-stack.c (get_true_reg): Readability change. Moved default case
2341 label into direct switch statement scope.
2343 2007-06-08 Simon Baldwin <simonb@google.com>
2345 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2346 in gcc_assert() with '==' comparison.
2348 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2351 TARGET_ABM handling of x86_popcnt variable.
2353 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2355 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2356 __builtin_copysignq and __builtin_infq built-in functions.
2358 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2360 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2361 SSE4.2 section. Correct built-in function names in SSE4A section.
2363 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2365 PR tree-optimization/32243
2366 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2367 for ncopies after ratio check between nunits_out and nunits_in.
2368 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2370 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2372 PR tree-optimization/32224
2373 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2374 vectorization upon a non GIMPLE_MODIFY_STMT.
2376 2007-06-08 Christian Bruel <christian.bruel@st.com>
2379 * config/sh/sh.md (doloop_end): New pattern and splitter.
2380 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2382 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2385 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2387 (verify_dominators): Do not change dominance tree.
2389 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2391 * config/sh/constraints.md: New file.
2392 * config/sh/sh.c: Include tm-constrs.h.
2393 (reg_class_from_letter): Remove.
2394 (prepare_cbranch_operands): Use satisfies_constraint_*
2395 function instead of macro.
2396 (andcosts, broken_move, sh_secondary_reload): Likewise.
2397 * config/sh/predicates.md (trapping_target_operand): Likewise.
2398 (and_operand, arith_operand, arith_reg_or_0_operand,
2399 cmp_operand, logical_operand, target_operand,
2400 ua_address_operand, ua_offset, xor_operand): Likewise.
2401 * config/sh/sh.md: Include constraints.md.
2402 (*movsicc_t_false): Use satisfies_constraint_* function
2404 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2405 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2406 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2407 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2408 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2409 (REG_CLASS_FROM_CONSTRAINT): Remove.
2410 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2411 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2412 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2413 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2414 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2415 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2416 function instead of macro.
2417 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2418 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2419 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2420 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2421 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2422 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2423 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2424 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2425 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2426 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2427 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2428 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2429 EXTRA_CONSTRAINT_STR): Likewise.
2430 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2432 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2434 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2436 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2439 * c-common.h (flag_cpp0x): Replaced by...
2440 (cxx_dialect): ... this new variable specifying the C++ dialect that
2442 * c-common.c (flag_cpp0x): Removed.
2443 (cxx_dialect): Defined.
2444 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2446 * c-opts.c (c_common_post_options): Likewise.
2447 (set_std_cxx98): Set cxx_dialect to cxx98.
2448 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2450 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2451 Hui-May Chang <hm.chang@apple.com>
2453 * doc/invoke.texi (Darwin Options): Update documentation for
2454 -mmacosx-version-min.
2455 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2456 * config/darwin-driver.c: New file.
2457 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2458 * config/t-darwin (darwin-driver.o): New rule.
2460 * config/darwin-c.c (version_as_macro): Ignore low digit.
2462 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2465 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2466 (CSGNMODE): New mode macro.
2467 (CSGNVMODE): New mode attribute.
2468 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2469 expander using CSGNMODE mode macro. Handle TFmode.
2470 (copysign<mode>3_const): Rename from copysignsf3_const and
2471 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2473 (copysign<mode>3_var): Rename from copysignsf3_var and
2474 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2476 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2477 mode macro. Handle TFmode.
2478 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2479 (iortf3, *iortf3): Ditto.
2480 (xortf3, *xortf3): Ditto.
2481 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2482 TFmode and TImode masks.
2483 (ix86_expand_copysign): Expand TFmode copysign insn.
2484 (IX86_BUILTIN_INFQ): New.
2485 (IX86_BUILTIN_FABSQ): Ditto.
2486 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2487 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2488 [__builtin_fabsq]: Ditto.
2489 [__builtin_copysignq]: Ditto.
2490 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2491 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2492 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2493 ix86_expand_binop_builtin().
2495 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2497 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2499 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2502 * rtl.h (push_to_sequence2): New.
2503 * emit-rtl.c (push_to_sequence2): New.
2504 * function.c (assign_parm_data_all): Add new fields.
2505 (assign_parm_setup_block): Call push_to_sequence2 instead of
2507 (assign_parm_setup_reg): Ditto.
2508 (assign_parm_setup_stack): Ditto.
2509 (assign_parms_unsplit_complex): Ditto.
2510 (assign_parms): Change field name.
2512 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2514 PR tree-optimization/32220
2515 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2516 phi node is reached before defining statement.
2518 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2521 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2522 after changing the right hand side of the assignment.
2524 2007-06-06 Eric Christopher <echristo@apple.com>
2526 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2527 (x86_64-*-darwin*): Ditto.
2528 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2529 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2531 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2533 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2535 (add_key): Likewise.
2536 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2537 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2539 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2540 (add_cost_one_coalesce): Likewise.
2541 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2542 variable names. Rename orig to orig_name for consistency.
2543 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2545 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2546 (record_equivalences_from_stmt): Likewise.
2547 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2548 the coding conventions.
2549 (memory_ssa_name_same): Likewise.
2550 (dse_optimize_stmt): Likewise.
2551 (dse_record_phis): Likewise.
2552 (dse_finalize_block): Likewise.
2553 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2554 keywords as variable names.
2555 (may_move_till): Cast according to the coding conventions.
2556 (force_move_till_expr): Avoid using C++ keywords as variable names.
2557 (force_move_till): Cast according to the coding conventions.
2558 (memref_hash): Likewise.
2559 (memref_eq): Likewise.
2560 (gather_mem_refs_stmt): Likewise.
2561 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2562 keywords as variable names.
2563 (idx_find_step): Cast according to the coding conventions.
2564 (idx_record_use): Likewise.
2565 (find_depends): Likewise.
2566 (prepare_decl_rtl): Likewise.
2567 (mbc_entry_hash): Likewise.
2568 (mbc_entry_eq): Likewise.
2569 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2570 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2571 (idx_infer_loop_bounds): Cast according to the coding conventions.
2572 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2573 * tree-ssa-math-opts.c (occ_new ): Likwise.
2574 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2576 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2578 (add_use_op): Likewise.
2579 (add_vop): Likewise.
2580 (add_vuse_op): Likewise.
2581 (add_vdef_op): Likewise.
2582 (get_expr_operands): Likewise.
2583 (push_stmt_changes): Use type safe memory macros.
2584 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2585 keywords as variable names.
2586 (conditional_replacement): Likewise.
2587 (minmax_replacement): Likewise.
2588 (abs_replacement): Likewise.
2589 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2591 (insert_fake_stores): Avoid using C++ keywords as variable names.
2592 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2594 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2595 (heapvar_insert): Use type safe memory macros.
2596 (new_var_info): Cast according to the coding conventions.
2597 (new_constraint): Likewise.
2598 (remove_preds_and_fake_succs): Use type safe memory macros.
2599 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2601 (thread_single_edge): Likewise.
2602 (thread_through_loop_header): Likewise.
2604 2007-06-06 Eric Christopher <echristo@apple.com>
2606 * config/i386/i386.c (override_options): Move handling
2607 of TARGET_SUBTARGET* earlier.
2609 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2611 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2614 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2616 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2617 emited outside of basic block.
2618 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2620 * rtl.h (delete_insn_chain): Declaration changed.
2621 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2623 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2624 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2625 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2626 to delete_insn_chain.
2627 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2628 do not have bb field set.
2629 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2631 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2632 * cfgcleanup.c (try_optimize_cfg): Ditto.
2634 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2636 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2637 (lambda_body_vector_new): Use type safe memory macros.
2638 (lambda_linear_expression_new): Likewise.
2639 (lambda_loopnest_new): Likewise.
2640 (lambda_lattice_new): Likewise.
2641 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2642 conventions. Use type safe memory macros.
2643 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2644 (lambda_body_vector_s): Likewise.
2645 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2646 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2648 2007-06-06 Richard Guenther <rguenther@suse.de>
2650 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2651 if we need to schedule cfg_cleanup.
2652 (tree_ssa_forward_propagate_single_use_vars): Do so.
2654 2007-06-06 Ian Lance Taylor <iant@google.com>
2656 * fold-const.c (merge_ranges): If range_successor or
2657 range_predecessor fail, just return 0.
2659 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2661 PR tree-optimization/32216
2662 * tree-vectorizer.c (supportable_widening_operation): Determine
2663 signedness of FIX_TRUNC_EXPR from output operand.
2664 (supportable_narrowing_operation): Ditto.
2665 * tree-vect-generic.c (expand_vector_operations_1): Determine
2666 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2669 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2671 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2672 (struct pta): ...from here. Change flags to unsigned to avoid
2673 excessive casting (as it is used as a bit mask).
2674 (override_options): Add casts according to the coding convenventions.
2675 (x86_64_elf_unique_section): Likewise.
2676 (examine_argument): Avoid using C++ keywords as variable names.
2677 (construct_container): Likewise.
2678 (legitimize_pic_address): Likewise.
2679 (get_dllimport_decl): Cast according to the coding conventions. Use
2680 type safe memory macros.
2681 (legitimize_address): Cast according to the coding conventions.
2682 (emit_i387_cw_initialization): Corrected the type of slot to enum
2684 (ix86_init_machine_status): Use type safe memory macros.
2685 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2686 (bdesc_pcmpistr): Likewise.
2687 (bdesc_crc32): Likewise.
2688 (bdesc_sse_3arg): Likewise.
2689 (bdesc_2arg): Likewise.
2690 (bdesc_1arg): Likewise.
2691 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2692 (ix86_expand_sse_pcmpistr): Likewise.
2693 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2694 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2695 int to match the langhook definition.
2696 (ix86_builtin_conversion): Change the type of code to unsigned init to
2697 match the langhook definition.
2698 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2700 (ix86_preferred_output_reload_class): Likewise.
2701 (ix86_cannot_change_mode_class): Likewise.
2702 (ix86_memory_move_cost): Likewise.
2703 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2704 avoid excessive casting later on.
2705 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2707 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2710 as flags setting insn.
2711 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2713 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2716 (UNSPEC_ROUND): New.
2717 ("sse4_1_round<mode>2"): New insn pattern.
2718 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2720 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2721 expander using SSEMODEF mode macro. Expand using
2722 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2723 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2724 expander using SSEMODEF mode macro. Expand using
2725 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2726 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2727 expander using SSEMODEF mode macro. Expand using
2728 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2729 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2730 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2731 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2734 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2735 Sebastian Pop <sebpop@gmail.com>
2737 * lambda.h (build_linear_expr): New.
2738 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2739 Use build_linear_expr, call fold and force_gimple_operand.
2740 (lambda_loopnest_to_gcc_loopnest): Check that there is
2741 something to insert.
2742 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2744 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2746 PR preprocessor/23479
2747 * doc/extend.texi: Document the 0b-prefixed binary integer
2750 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2752 PR tree-optimization/32215
2753 * tree-vectorizer.c (supportable_widening_operation): Return false
2754 for unsupported FIX_TRUNC_EXPR tree code.
2755 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2757 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2759 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2760 register on SPE targets. Change documentation to reflect
2762 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2763 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2764 out of the register allocation pool.
2765 (rs6000_reg_live_or_pic_offset_p): New function.
2766 (rs6000_emit_prologue): Move the actual saving of LR up to free
2767 r0 for holding r11. Split saving of SPE 64-bit registers into
2768 its own case. Ensure that offsets will always be in-range for
2769 'evstdd' by using r11 as a scratch register to point at the start
2770 of the SPE save area. Save r11 if necessary, as it is the static
2772 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2773 into its own case. Ensure that offsets will always be in-range
2774 for 'evldd' by using r11 as a scratch register to point at the
2775 start of the SPE save area. Also adjust r11 when restoring
2776 the stack pointer to compensate for pre-loading r11.
2778 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2780 * cfg.c (init_flow): Use type safe memory macros.
2781 (alloc_block): Likewise.
2782 (unchecked_make_edge): Likewise.
2783 (dump_flow_info): Avoid using C++ keywords as variable names.
2784 (copy_original_table_clear): Cast according to the coding conventions.
2785 (copy_original_table_set): Likewise.
2786 * cfgexpand (label_rtx_for_bb): Likewise.
2787 (expand_gimple_basic_block): Likewise.
2788 * cfghooks.c (dump_bb): Likewise.
2789 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2791 (lv_add_condition_to_bb): Likewise.
2792 * cfglayout (relink_block_chain): Cast according to the coding
2794 (fixup_reorder_chain): Likewise.
2795 (fixup_fallthru_exit_predecessor): Likewise.
2796 * cfgloop.c (glb_enum_p): Likewise.
2797 (get_exit_description): Likewise.
2798 (dump_recorded_exit): Likewise.
2799 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2800 (struct loop): ... from here.
2801 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2803 * cfgrtl.c (rtl_create_basic_block): Likewise.
2804 (rtl_split_block): Likewise.
2805 (rtl_dump_bb): Likewise.
2806 (cfg_layout_split_block): Likewise.
2807 (init_rtl_bb_info): Use typesafe memory macros.
2809 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2810 * graphds.h: Updated all usages of edge to graph_edge.
2811 * graphds.c: Likewise.
2812 * cfgloopanal.c: Likewise.
2814 2007-06-05 Ian Lance Taylor <iant@google.com>
2816 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2817 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2818 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2820 (test_for_singularity): Likewise.
2822 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2824 * config/i386/constraints.md ("Y2"): Replaced by ...
2826 * config/i386/i386.md: Likewise.
2827 * config/i386/mmx.md: Likewise.
2828 * config/i386/sse.md: Likewise.
2830 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2832 * config/i386/constraints.md ("z"): Replaced by ...
2834 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2835 (sse4_1_blendvps): Likewise.
2836 (sse4_1_pblendvb): Likewise.
2837 (sse4_2_pcmpestr): Likewise.
2838 (sse4_2_pcmpestrm): Likewise.
2839 (sse4_2_pcmpestr_cconly): Likewise.
2840 (sse4_2_pcmpistr): Likewise.
2841 (sse4_2_pcmpistrm): Likewise.
2842 (sse4_2_pcmpistr_cconly): Likewise.
2844 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2846 * matrix-reorg.c (transform_access_sites): Fix computation.
2847 (transform_allocation_sites): Same.
2849 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2851 * config/i386/i386.c (override_options): Use
2852 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2854 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2856 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2857 (nonimm_not_xmm0_operand): Ditto.
2858 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2859 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2860 as operand[2] predicate. Require "z" class XMM register for
2861 operand[3]. Adjust asm template.
2862 ("sse4_1_blendvpd"): Ditto.
2863 ("sse4_1_pblendvb"): Ditto.
2864 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2865 force op2 into xmm0 register for variable blend instructions.
2867 2007-06-04 Tom Tromey <tromey@redhat.com>
2869 * c-tree.h (start_enum): Update.
2870 (build_enumerator): Likewise.
2871 * c-decl.c (enum_next_value): Removed.
2872 (enum_overflow): Likewise.
2873 (start_enum): Add c_enum_contents argument. Don't use globals.
2874 (build_enumerator): Likewise.
2875 * c-tree.h (struct c_enum_contents): New struct.
2877 2007-06-04 Tom Tromey <tromey@redhat.com>
2879 * c-common.c (c_common_get_alias_set): Fix indentation.
2881 2007-06-04 Ian Lance Taylor <iant@google.com>
2883 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2884 to overflow, reduce overflow infinity to regular infinity.
2885 (vrp_var_may_overflow): New static function.
2886 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2888 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2890 * stor-layout.c (layout_type): Remove duplicate code.
2892 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2895 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2896 before build_common_builtin_nodes ().
2898 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2901 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2903 2007-06-04 Jan Hubicka <jh@suse.cz>
2905 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2906 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2907 instead of _stat version.
2909 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2911 PR tree-optimization/32194
2912 * tree-predcom.c (determine_offset): Check that both references have
2915 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2917 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2918 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2919 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2920 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2921 Add argument to iterate_fix_dominators call.
2922 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2923 * gcse.c (hoist_code): Change domby to vector.
2924 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2925 Add argument to iterate_fix_dominators call.
2926 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2927 recompute_dominator.
2928 * lambda-code.c (perfect_nestify): Ditto.
2929 * cfgloopanal.c: Include graphds.h.
2930 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2931 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2932 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2934 * graphds.c: New file.
2935 * graphds.h: New file.
2936 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2937 (get_dominated_by, get_dominated_by_region): Change return type to
2939 (verify_dominators): Recompute all dominators and compare the results.
2940 (recount_dominator): Renamed to ...
2941 (recompute_dominator): ... this. Do not check that the block is
2943 (iterate_fix_dominators): Reimplemented.
2944 (prune_bbs_to_update_dominators, root_of_dom_tree,
2945 determine_dominators_for_sons): New functions.
2946 * et-forest.c (et_root): New function.
2947 * et-forest.h (et_root): Declare.
2948 * Makefile.in (graphds.o): Add.
2949 (cfgloopanal.o): Add graphds.h dependency.
2950 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2951 * basic-block.h (get_dominated_by, get_dominated_by_region,
2952 iterate_fix_dominators): Declaration changed.
2953 (recount_dominator): Renamed to ...
2954 (recompute_dominator): ... this.
2955 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2956 (thread_through_all_blocks): Do not free dominance info.
2958 2007-06-03 Andreas Schwab <schwab@suse.de>
2960 * config/m68k/m68k.c (override_options): Don't override
2962 * config/m68k/m68k-modes.def (SF, DF): Define to use
2963 motorola_single_format and motorola_double_format, resp.
2964 * real.c (motorola_single_format): Renamed from
2965 coldfire_single_format.
2966 (motorola_double_format): Renamed from coldfire_double_format.
2967 (encode_ieee_extended): Generate a proper canonical NaN image
2968 respecting canonical_nan_lsbs_set.
2969 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2971 * real.h: Adjust declarations.
2973 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2976 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2977 the symbol is generated with the stack protector.
2979 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2981 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2982 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2984 * doc/extend.texi (interrupt): Mention m68k.
2986 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2988 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2989 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2990 (ix86_expand_sse_pcmpestr): Do not check operands for
2991 "register_operand", when insn operand predicate is "register_operand".
2992 (ix86_expand_sse_pcmpistr): Ditto.
2994 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2995 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2998 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2999 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3000 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3001 * config/i386/constraints.md ("z"): New register constraint
3002 for members of SSE_FIRST_REG class.
3003 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3004 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3005 SSE_FIRST_REG class.
3006 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3007 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3008 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3009 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3010 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3011 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3012 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3013 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3014 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3015 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3016 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3017 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3018 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3019 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3020 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3021 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3022 (struct builtin_description): Change "flag" field to unsigned.
3023 (bdesc_pcmpestr): New builtin description table.
3024 (bdesc_pcmpistr): Likewise.
3025 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3026 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3027 Initialize pcmp[ei]str[im] insns for SSE4.2.
3028 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3029 (ix86_expand_sse_pcmpistr): Likewise.
3030 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3031 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3032 (UNSPEC_PCMPISTR): Likewise.
3033 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3034 (sse4_2_pcmpestri):New isns pattern.
3035 (sse4_2_pcmpestrm): Likewise.
3036 (sse4_2_pcmpestr_cconly): Likewise.
3037 (sse4_2_pcmpistr): New insn patern and splitter.
3038 (sse4_2_pcmpistri):New isns pattern.
3039 (sse4_2_pcmpistrm): Likewise.
3040 (sse4_2_pcmpistr_cconly): Likewise.
3041 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3044 2007-06-01 David Daney <ddaney@avtrex.com>
3046 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3047 LOADGP_ABSOLUTE and not binds_local_p.
3049 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3051 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3053 2007-06-01 Ian Lance Taylor <iant@google.com>
3055 * tree-vrp.c (compare_name_with_value): Always set
3056 used_strict_overflow if we get a result from the variable itself.
3058 2007-06-01 Ian Lance Taylor <iant@google.com>
3060 PR rtl-optimization/31455
3061 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3062 subregs which have a cast between modes which are not tieable.
3064 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3066 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3067 breaks after return statements.
3069 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3071 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3072 only after no_new_pseudos.
3074 2007-05-31 Eric Christopher <echristo@apple.com>
3076 * expr.c (convert_move): Assert that we don't have a BLKmode
3078 (store_expr): Handle BLKmode moves by calling emit_block_move.
3080 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3082 * c-typeck.c (build_indirect_ref): Include type in error message.
3083 (build_binary_op): Pass types to binary_op_error.
3084 * c-common.c (binary_op_error): Take two type arguments, print out
3086 * c-common.h (binary_op_error): Update prototype.
3088 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/i386.c: Correct coments on -mno-sse4.
3092 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3094 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3095 (x86_64-*-*): Likewise.
3096 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3097 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3098 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3099 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3100 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3101 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3102 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3103 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3104 (OPTION_MASK_ISA_SSE4): Likewise.
3105 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3106 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3107 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3108 (override_options): Support SSE4.2.
3109 (ix86_build_const_vector): Support SImode and DImode.
3110 (ix86_build_signbit_mask): Likewise.
3111 (ix86_expand_int_vcond): Support V2DImode.
3112 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3113 (IX86_BUILTIN_CRC32HI): Likewise.
3114 (IX86_BUILTIN_CRC32SI): Likewise.
3115 (IX86_BUILTIN_CRC32DI): Likewise.
3116 (IX86_BUILTIN_PCMPGTQ): Likewise.
3117 (bdesc_crc32): Likewise.
3118 (bdesc_sse_3arg): Likewise.
3119 (ix86_expand_crc32): Likewise.
3120 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3121 (ix86_expand_builtin): Likewise.
3122 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3123 __SSE4_2__ for -msse4.2.
3124 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3125 (CRC32MODE): Likewise.
3126 (crc32modesuffix): Likewise.
3127 (crc32modeconstraint): Likewise.
3128 (sse4_2_crc32<mode>): Likewise.
3129 (sse4_2_crc32di): Likewise.
3130 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3132 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3133 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3134 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3135 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3136 (vcondu<mode>): Likewise.
3137 * doc/extend.texi: Document SSE4.2 built-in functions.
3138 * doc/invoke.texi: Document -msse4.2/-msse4.
3140 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3142 PR tree-optimization/32160
3143 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3144 variable as gimple reg.
3145 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3147 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3149 * gcc.c (main): Don't consider linker options when issuing the
3150 warning about a linker input file not being used.
3152 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3154 * tree-vrp.c (compare_names): Initialize sop.
3156 2007-05-30 Dirk Mueller <dmueller@suse.de>
3158 * cgraphunit.c (cgraph_analyze_function): Remove
3159 computation of inline parameters.
3161 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3165 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3167 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3168 Add vx-common.h. Include vxworks.h between vx-common.h and
3170 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3172 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3173 (TARGET_ASM_DESTRUCTOR): Likewise.
3174 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3175 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3176 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3177 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3178 (VXWORKS_ENDIAN_SPEC): Define.
3179 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3180 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3181 VXWORKS_* equivalents.
3182 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3183 (ASM_FILE_START): Delete.
3184 (TARGET_VERSION): Reformat.
3185 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3186 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3187 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3188 (FPBIT, DPBIT): Define.
3189 (fp-bit.c, dp-bit.c): New rules.
3190 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3191 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3192 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3193 * config/arm/arm.h: Include vxworks-dummy.h.
3194 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3195 Mark with ATTRIBUTE_UNUSED.
3196 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3197 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3198 make it incompatible with -msingle-pic-base.
3199 (arm_function_ok_for_sibcall): Return false for calls that might
3200 go through a VxWorks PIC PLT entry.
3201 (require_pic_register): New function, split out from...
3202 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3204 (arm_load_pic_register): Handle the VxWorks RTP initialization
3205 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3206 (arm_emit_call_insn): New function.
3207 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3208 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3209 (pic_offset_arm): New pattern.
3210 (call, call_value): Use arm_emit_call_insn.
3211 (call_internal, call_value_internal): New expanders.
3212 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3213 VxWorks unless __PIC__.
3215 2007-05-30 Eric Christopher <echristo@gmail.com>
3217 * genrecog.c: Include regs.h in generated file.
3218 * genemit.c: Ditto. Fix up formatting.
3219 * config/mn10300/constraints.md: New.
3220 * config/mn10300/mn10300.md: Include.
3221 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3222 Fix up for removed macro.
3223 * config/mn10300/predicates.md (call_address_operand): Ditto.
3224 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3225 (CONST_OK_FOR_I): Ditto.
3226 (CONST_OK_FOR_J): Ditto.
3227 (CONST_OK_FOR_K): Ditto.
3228 (CONST_OK_FOR_L): Ditto.
3229 (CONST_OK_FOR_M): Ditto.
3230 (CONST_OK_FOR_N): Ditto.
3231 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3235 (EXTRA_CONSTRAINT): Ditto.
3237 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3241 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3242 OPTION_MASK_ISA_64BIT.
3243 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3245 2007-05-30 Richard Guenther <rguenther@suse.de>
3248 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3249 types for comparison.
3250 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3251 with original typed arguments.
3252 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3254 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3256 PR tree-optimization/31769
3257 * except.c (duplicate_eh_regions): Clear prev_try if
3258 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3260 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3262 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3263 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3264 bsi of the location where statements should be inserted.
3265 (sink_code_in_bb): Take bsi from statement_sink_location.
3266 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3267 instead of bsi_start.
3268 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3270 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3271 (bsi_move_before): Document inconsistency with bsi_move_after.
3272 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3274 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3276 * config/i386/i386.h (TARGET_ABM): New define.
3277 (TARGET_POPCNT): Ditto.
3278 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3279 New temporary defines to redefine from OPTION_ISA_* defines.
3280 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3281 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3282 (ix86_isa_flags): New extern int declaration.
3283 (TARGET_SUBTARGET_DEFAULT): New define.
3284 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3285 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3286 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3287 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3288 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3289 * config/i386/darwin.h: Change TARGET_64BIT define to
3292 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3293 using existing "ix86_isa_flags" varible.
3294 (m32, m64): Use existing "ix86_isa_flags" variable.
3295 (mmmx, m3dnow): Ditto.
3296 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3297 (mabm): Define as non-negative option using "x86_abm" variable.
3298 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3300 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3301 Rewrite feature test bitmap.
3302 (ix86_isa_flags): New initialized global int varible.
3303 (ix86_isa_flags_explicit): New static int variable.
3304 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3305 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3306 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3307 target_flags_explicit.
3308 (override_options): Remove "target_enable" and "target_disable" fields
3309 from "struct ptt". Update processor_target_table accordingly. Remove
3310 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3311 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3312 "target_flags" and "ix86_isa_flags_explicit" instead of
3313 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3314 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3315 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3316 to true when either of PTA_POPCNT or PTA_ABM is set in
3317 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3318 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3319 processor_alias_table flags entry. Remove handling of
3320 "target_enable" and "target_disable" fields of processor_target_table.
3321 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3322 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3323 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3324 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3325 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3327 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3329 2007-05-29 David Daney <ddaney@avtrex.com>
3332 * config/mips/mips.c (mips_output_mi_thunk): Emit
3333 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3335 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3336 * config/i386/i386.c (ix86_function_regparm): Added checking of
3337 ix86_force_align_arg_pointer to determine the number of
3338 register parameters.
3340 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3342 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3343 (SET_DR_MISALIGNMENT): New.
3344 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3345 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3346 Use SET_DR_MISALIGNMENT.
3347 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3349 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3350 find_loop_nest): Export.
3351 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3352 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3353 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3354 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3356 (struct mem_ref): Add field reuse_distance.
3357 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3358 Initialize reuse_distance field.
3359 (issue_prefetch_ref): Select temporality of prefetch according to
3361 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3362 self_reuse_distance, determine_loop_nest_reuse): New functions.
3363 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3364 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3365 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3368 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3370 * tree-ssa-alias.c: Add aliasing overview.
3372 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3373 Danny Smith <dannysmith@users.sourceforge.net>
3376 * config/i386/t-crtfm: Compile crtfastmath.o with
3377 -minline-all-stringops.
3378 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3379 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3381 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3383 * doc/md.texi: Document constraints on HP PA-RISC.
3385 * pa/constraints.md: New file.
3386 * pa.md: Include constraints.md.
3387 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3388 (integer_store_memory_operand, ldil_cint_p): New functions.
3389 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3390 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3391 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3392 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3393 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3395 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3398 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3399 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3400 case POSTDECREMENT_EXPR>): Return the error_mark_node
3401 if either the real or imaginary parts would an
3404 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3406 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3407 name when we remove it from a call.
3409 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3411 * targhooks.c (default_narrow_bitfield): Remove.
3412 * targhooks.h: Remove the prototype for
3413 default_narrow_bitfield.
3415 * langhooks-def.h: Remove the prototype for
3416 hook_get_alias_set_0.
3417 * langhooks.c (hook_get_alias_set_0): Remove.
3419 * global.c (EXECUTE_IF_CONFLICT): Remove.
3421 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3424 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3425 return true when truth_value_p is true and the type
3428 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3430 * doc/install.texi (Prerequisites): We no longer require Autoconf
3431 2.13 for the top-level.
3433 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3435 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3436 memory access via x86_expand_vector_move_misalign() only for
3437 TImode values on 32-bit targets.
3439 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3441 * matrix-reorg.c: New file. Implement matrix flattening and
3442 transposing optimization.
3443 * tree-pass.h: Add matrix reorg pass.
3444 * common.opt: Add fipa-mreorg flag.
3445 * Makefile.in: Add matrix-reorg.c.
3446 * passes.c: Add matrix reorg pass.
3447 * varpool.c (add_new_static_var): New function.
3448 * cgraph.h (add_new_static_var): Declare.
3450 2007-05-27 Eric Christopher <echristo@apple.com>
3452 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3453 sp_offset depending on stack size. Save r12 depending
3454 on registers we're saving later.
3455 (rs6000_emit_epilogue): Update sp_offset depending only
3458 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3460 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3461 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3462 * ifcvt.c (if_convert): Ditto.
3463 * tree-ssa-threadupdate.c (thread_block): Ditto.
3464 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3465 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3466 verify_loop_closed_ssa): Check number_of_loops instead of
3468 * predict.c (tree_estimate_probability): Ditto.
3469 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3470 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3471 * modulo-sched.c (sms_schedule): Ditto.
3472 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3473 (scev_finalize): Do not do anything if scev analysis was not
3475 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3476 current_loops == NULL.
3477 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3478 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3480 (loop_optimizer_finalize): Assert that loops were analyzed.
3481 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3482 rtl_doloop): Check number_of_loops instead of current_loops.
3483 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3484 current_loops == NULL.
3485 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3486 gate_tree_vectorize tree_linear_transform, check_data_deps,
3487 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3488 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3489 Check number_of_loops instead of current_loops.
3490 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3491 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3492 free loops if available.
3493 (execute_pre): Do not pass do_fre to fini_pre.
3495 2007-05-27 Tobias Burnus <burnus@net-b.de>
3498 * real.c (mpfr_from_real): Fix sign of -Inf.
3500 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3502 * tree-vect-transform.c (vectorizable_conversion): Initialize
3503 tree_code variables to ERROR_MARK.
3504 (vectorizable_type_demotion): Likewise.
3505 (vectorizable_type_promotion): Likewise.
3507 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386.md (movti): Handle push operands via
3513 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3515 * basic-block.h: Remove the prototype for merge_seq_blocks.
3516 * cfgcleanup.c (merge_seq_blocks): Remove.
3518 * tree-flow.h: Remove the prototype for is_aliased_with.
3519 * tree-ssa-alias.c (is_aliased_with): Remove.
3521 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3523 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3525 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3527 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3528 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3529 (vec_unpacks_hi_v16qi): Likewise.
3530 (vec_unpacku_lo_v16qi): Likewise.
3531 (vec_unpacks_lo_v16qi): Likewise.
3532 (vec_unpacku_hi_v8hi): Likewise.
3533 (vec_unpacks_hi_v8hi): Likewise.
3534 (vec_unpacku_lo_v8hi): Likewise.
3535 (vec_unpacks_lo_v8hi): Likewise.
3536 (vec_unpacku_hi_v4si): Likewise.
3537 (vec_unpacks_hi_v4si): Likewise.
3538 (vec_unpacku_lo_v4si): Likewise.
3539 (vec_unpacks_lo_v4si): Likewise.
3541 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3543 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3544 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3545 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3546 follow spelling conventions in various
3547 warning/error/diagnostic messages.
3549 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3550 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3551 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3552 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3553 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3554 * doc/tm.texi: Follow spelling conventions.
3556 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3559 * tree-ssa-forwprop.c
3560 (forward_propagate_addr_into_variable_array_index): Remove
3561 the lhs argument. Use the type of def_rhs instead of lhs.
3562 (forward_propagate_addr_expr_1): Update use of
3563 forward_propagate_addr_into_variable_array_index.
3565 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3566 Nigel Stephens <nigel@mips.com>
3568 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3569 function attributes, "far" being an alias for "long_call".
3570 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3571 (mips_near_type_p, mips_far_type_p): New.
3572 (mips_comp_type_attributes): New function to check that attributes
3573 attached to a function type are compatible.
3574 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3575 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3576 to the target function of the thunk.
3577 (mips_encode_section_info): Check for "near" and "far" function
3578 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3580 * config/mips/predicates.md (const_call_insn_operand): Test only
3581 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3583 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3586 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3587 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3588 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3589 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3591 2007-05-25 Eric Christopher <echristo@apple.com>
3593 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3594 to x86-darwin configurations.
3595 * config/i386/t-darwin: Add softfp support.
3596 * config/i386/t-darwin64: Ditto.
3597 * config/i386/sfp-machine.h: If mach then don't use
3598 aliasing, emit a stub to call.
3600 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3602 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3603 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3604 tree-predcom.c, tree-ssa-alias-warnings.c,
3605 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3606 comment typos. Follow spelling conventions.
3607 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3609 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3612 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3613 constants into memory. Expand unaligned memory references for
3614 SSE modes via x86_expand_vector_move_misalign() function.
3616 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3618 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3619 "memory" attribute for "sseishft" type insn without operands[2].
3621 2007-05-25 Dirk Mueller <dmueller@suse.de>
3622 Marcus Meissner <meissner@suse.de>
3624 * doc/extend.texi (alloc_size): New attribute.
3625 * c-common.c (handle_alloc_size_attribute): New.
3626 * tree-object-size.c (alloc_object_size): Use alloc_size
3627 attribute, if available.
3629 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3631 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3633 (__builtin_ia32_vec_ext_v2di): Likewise.
3634 (__builtin_ia32_vec_ext_v4si): Likewise.
3635 (__builtin_ia32_vec_ext_v8hi): Likewise.
3636 (__builtin_ia32_vec_ext_v16qi): Likewise.
3637 (__builtin_ia32_vec_set_v8hi): Likewise.
3639 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3641 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3643 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3645 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3646 (arm_is_longcall_p): Rename to...
3647 (arm_is_long_call_p): ...this. Take a single tree argument and
3649 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3650 (CUMULATIVE_ARGS): Remove call_cookie.
3651 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3652 (ENCODED_LONG_CALL_ATTR_P): Delete.
3653 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3654 LONG_CALL_FLAG_CHAR cases.
3655 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3656 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3657 ARM_DECLARE_FUNCTION_SIZE.
3658 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3659 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3660 (arm_encode_call_attribute, current_file_function_operand): Delete.
3661 (arm_function_in_section_p): New function.
3662 (arm_is_longcall_p): Rename to...
3663 (arm_is_long_call_p): ...this. Take the target function as a single
3664 argument and return a bool. Do not rely on call cookies. Check
3665 whether the target symbol is in the same section as the current
3666 function, not just the same compilation unit.
3667 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3668 (arm_encode_section_info): Don't encode a call type.
3669 * config/arm/arm.md (call, call_value): Update calls to
3670 arm_is_long(_)call_p. Simplify logic.
3671 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3672 Update calls to arm_is_long(_)call_p.
3674 2007-05-25 Richard Guenther <rguenther@suse.de>
3676 PR tree-optimization/31982
3677 * tree-ssa-forwprop.c
3678 (forward_propagate_addr_into_variable_array_index): Handle arrays
3679 with element size one.
3681 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3683 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3684 (umulsi3_highpart): Likewise.
3686 2007-05-24 Ian Lance Taylor <iant@google.com>
3688 PR rtl-optimization/32069
3689 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3692 2007-05-24 Ollie Wild <aaw@google.com>
3694 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3697 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3699 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3700 (oprs_unchanged_p): Use it to check all registers in a REG.
3701 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3702 (reg_set_between_after_reload_p): Delete.
3703 (reg_used_between_after_reload_p): Likewise.
3704 (reg_set_or_used_since_bb_start): Likewise.
3705 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3706 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3707 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3708 * rtlanal.c (reg_set_p): Check whether REG overlaps
3709 regs_invalidated_by_call, rather than just checking the
3710 membership of REGNO (REG).
3712 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3714 * doc/passes.texi: Document predictive commoning.
3715 * doc/invoke.texi (-fpredictive-commoning): Document.
3716 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3717 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3718 adding indices to the generated name.
3719 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3720 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3721 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3722 (op_symbol_code): ... and exported.
3723 (dump_omp_clause, op_symbol): Use op_symbol_code
3724 instead of op_symbol_1.
3725 * tree-pass.h (pass_predcom): Declare.
3726 * timevar.def (TV_PREDCOM): New timevar.
3727 * tree-ssa-loop.c (run_tree_predictive_commoning,
3728 gate_tree_predictive_commoning, pass_predcom): New.
3729 * tree-data-ref.c (find_data_references_in_loop): Find the
3730 references in dominance order.
3731 (canonicalize_base_object_address): Ensure that the result has
3733 (dr_analyze_innermost): Export.
3734 (create_data_ref): Code to fail for references with invariant
3736 (find_data_references_in_stmt): ... here.
3737 * tree-data-ref.h (dr_analyze_innermost): Declare.
3738 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3739 (aff_combination_find_elt, name_expansion_hash,
3740 name_expansion_eq, tree_to_aff_combination_expand,
3741 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3743 * tree-affine.h (aff_combination_constant_multiple_p,
3744 tree_to_aff_combination_expand): Declare.
3745 * tree-predcom.c: New file.
3746 * common.opt (fpredictive-commoning): New option.
3747 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3748 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3749 * Makefile.in (tree-predcom.o): Add.
3750 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3751 * passes.c (init_optimization_passes): Add dceloop after
3752 copy propagation in loop optimizer. Add predictive commoning
3753 to loop optimizer passes.
3755 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3757 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3760 2007-05-24 Jan Hubicka <jh@suse.cz>
3762 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3764 (genheader): Include statistics.h.
3766 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3768 * print-rtl.c (flag_dump_unnumbered): Update comments.
3769 (print_rtl): Fix my previous change.
3770 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3773 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3776 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3778 (thread_through_all_blocks): Call initialize_original_copy_tables
3779 and free_original_copy_tables.
3780 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3782 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3783 * cfghooks.c (duplicate_block): Use get_loop_copy.
3784 * cfg.c: Include cfgloop.h.
3785 (loop_copy): New hash table.
3786 (initialize_original_copy_tables): Initialize loop_copy table.
3787 (free_original_copy_tables): Free loop_copy table.
3788 (copy_original_table_clear, copy_original_table_set,
3789 set_loop_copy, get_loop_copy): New functions.
3790 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3791 * cfgloop.h (struct loop): Remove copy field.
3792 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3793 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3795 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3797 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3798 -msse/-msse2/-msse3.
3800 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3802 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3803 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3805 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3808 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3809 * targhooks.h (default_mangle_decl_assembler_name): Declare
3811 * targhooks.c (default_mangle_decl_assembler_name): Define
3813 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3815 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3816 * langhooks.c (lhd_set_decl_assembler_name): Call
3817 targetm.mangle_decl_assembler_name for names with global scope.
3819 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3821 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3822 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3824 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3825 New. Factored out of i386_pe_encode_section_info.
3826 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3827 Move check for prior decoration of stdcall
3828 symbols to i386_pe_encode_section_info.
3829 (i386_pe_encode_section_info): Adjust call to
3830 gen_stdcall_or_fastcall_suffix. Use
3831 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3832 (i386_pe_mangle_decl_assembler_name): New. Wrap
3833 i386_pe_maybe_mangle_decl_assembler_name.
3835 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3837 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3838 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3839 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3840 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3841 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3844 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3845 Nigel Stephens <nigel@mips.com>
3846 Richard Sandiford <richard@codesourcery.com>
3848 Fix up MIPS16 hard float and add support for complex.
3850 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3851 (TARGET_SOFT_FLOAT_ABI): New.
3852 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3853 __mips_soft_float to reflect the ABI in use, not whether the
3854 FPU is directly accessible (e.g., in MIPS16 mode).
3855 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3856 (UNITS_PER_FPVALUE): Likewise.
3858 * config/mips/mips.c (mips_expand_call): Remove redundant
3859 TARGET_MIPS16 check.
3860 (mips_arg_regno): New.
3861 (function_arg_advance): When setting bits in cum->fp_code for
3862 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3864 (function_arg): Use mips_arg_regno.
3865 (mips_return_mode_in_fpr_p): New.
3866 (mips16_call_stub_mode_suffix): New.
3867 (mips16_cfun_returns_in_fpr_p): New.
3868 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3869 (mips_output_function_prologue): Test mips16_hard_float, not
3870 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3871 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3872 return value into a floating-point register.
3873 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3874 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3875 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3876 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3877 word of double arguments from or to the high bits of 64-bit
3878 floating point registers.
3879 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3880 (mips16_fpret_double): New helper function.
3881 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3882 support for complex modes. Fill in DECL_RESULT for stubdecl.
3883 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3885 * config/mips/mips16.S
3886 (RET, ARG1, ARG2): New.
3887 (MERGE_GPRf, MERGE_GPRt): New.
3888 (DELAYt, DELAYf): New.
3889 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3890 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3891 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3892 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3893 (SFOP): Renamed to...
3894 (OPSF3): This, and macro-ified. Updated all uses.
3895 (SFOP2): Renamed to...
3896 (OPSF2): This, and macro-ified. Updated all uses.
3897 (SFCMP): Renamed to...
3898 (CMPSF): This, and macro-ified. Updated all uses.
3899 (SFREVCMP): Renamed to...
3900 (REVCMPSF): This, and macro-ified. Updated all uses.
3901 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3902 (LDDBL1, LDDBL2, RETDBL): Deleted.
3903 (DFOP): Renamed to...
3904 (OPDF3): This, and macro-ified. Updated all uses.
3905 (DFOP2): Renamed to...
3906 (OPDF2): This, and macro-ified. Updated all uses.
3907 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3908 (DFCMP): Renamed to...
3909 (CMPDF): This, and macro-ified. Updated all uses.
3910 (DFREVCMP): Renamed to...
3911 (REVCMPDF): This, and macro-ified. Updated all uses.
3912 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3913 (RET_FUNCTION): New.
3914 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3915 (__mips16_ret_sc, __mips16_ret_dc): New.
3916 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3917 STUB_ARGS_6, STUB_ARGS_10): New.
3918 (CALL_STUB_NO_RET): New.
3919 (__mips16_call_stub_1): Macro-ified.
3920 (__mips16_call_stub_5): Macro-ified.
3921 (__mips16_call_stub_2): Macro-ified.
3922 (__mips16_call_stub_6): Macro-ified.
3923 (__mips16_call_stub_9): Macro-ified.
3924 (__mips16_call_stub_10): Macro-ified.
3925 (CALL_STUB_RET): New.
3926 (__mips16_call_stub_sf_0): Macro-ified.
3927 (__mips16_call_stub_sf_1): Macro-ified.
3928 (__mips16_call_stub_sf_5): Macro-ified.
3929 (__mips16_call_stub_sf_2): Macro-ified.
3930 (__mips16_call_stub_sf_6): Macro-ified.
3931 (__mips16_call_stub_sf_9): Macro-ified.
3932 (__mips16_call_stub_sf_10): Macro-ified.
3933 (__mips16_call_stub_df_0): Macro-ified.
3934 (__mips16_call_stub_df_1): Macro-ified.
3935 (__mips16_call_stub_df_5): Macro-ified.
3936 (__mips16_call_stub_df_2): Macro-ified.
3937 (__mips16_call_stub_df_6): Macro-ified.
3938 (__mips16_call_stub_df_9): Macro-ified.
3939 (__mips16_call_stub_df_10): Macro-ified.
3940 (__mips16_call_stub_sc_0): New.
3941 (__mips16_call_stub_sc_1): New.
3942 (__mips16_call_stub_sc_5): New.
3943 (__mips16_call_stub_sc_2): New.
3944 (__mips16_call_stub_sc_6): New.
3945 (__mips16_call_stub_sc_9): New.
3946 (__mips16_call_stub_sc_10): New.
3947 (__mips16_call_stub_dc_0): New.
3948 (__mips16_call_stub_dc_1): New.
3949 (__mips16_call_stub_dc_5): New.
3950 (__mips16_call_stub_dc_2): New.
3951 (__mips16_call_stub_dc_6): New.
3952 (__mips16_call_stub_dc_9): New.
3953 (__mips16_call_stub_dc_10): New.
3955 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3956 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3957 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3959 2007-05-23 Ian Lance Taylor <iant@google.com>
3961 * doc/invoke.texi (Invoking GCC): Document that the order of the
3964 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3967 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3968 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3969 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3973 * config/score/score.c (score_print_operand): Make sure that only
3974 lower bits are used.
3976 2007-05-22 Ian Lance Taylor <iant@google.com>
3978 * tree-vrp.c (avoid_overflow_infinity): New static function,
3979 broken out of set_value_range_to_value.
3980 (set_value_range_to_value): Call avoid_overflow_infinity.
3981 (extract_range_from_assert): Likewise.
3983 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3986 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3987 change the type before looking for a COMPOUND_EXPR.
3989 2007-05-22 Ian Lance Taylor <iant@google.com>
3991 * lower-subreg.c (decompose_multiword_subregs): If we change an
3992 insn, call remove_retval_note on it.
3994 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3996 * regs.h (end_hard_regno): New function.
3997 (END_HARD_REGNO, END_REGNO): New macros.
3998 (add_to_hard_reg_set): New function.
3999 (remove_from_hard_reg_set): Likewise.
4000 (in_hard_reg_set_p): Likewise.
4001 (overlaps_hard_reg_set_p): Likewise.
4002 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4003 (note_btr_set): Use END_HARD_REGNO.
4004 * caller-save.c (setup_save_areas): Use end_hard_regno.
4005 (mark_set_regs): Use END_HARD_REGNO.
4006 (add_stored_regs): Use end_hard_regno.
4007 (mark_referenced_regs): Use add_to_hard_reg_set.
4008 * combine.c (update_table_tick): Use END_REGNO.
4009 (record_value_for_reg): Likewise.
4010 (record_dead_and_set_regs): Likewise.
4011 (get_last_value_validate): Likewise.
4012 (use_crosses_set_p): Likewise.
4013 (reg_dead_at_p_1): Likewise.
4014 (reg_dead_at_p): Likewise.
4015 (mark_used_regs_combine): Use add_to_hard_reg_set.
4016 (move_deaths): Use END_HARD_REGNO.
4017 (reg_bitfield_target_p): Use end_hard_regno.
4018 (distribute_notes): Use END_HARD_REGNO.
4019 * cse.c (mention_regs): Use END_REGNO.
4020 (insert): Use add_to_hard_reg_set.
4021 (invalidate): Use END_HARD_REGNO.
4022 (invalidate_for_call): Likewise.
4023 (exp_equiv_p): Use END_REGNO.
4024 (cse_insn): Likewise.
4025 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4026 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4027 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4028 * function.c (keep_stack_depressed): Use end_hard_regno.
4029 * global.c (global_alloc): Use end_hard_regno.
4030 (global_conflicts): Use add_to_hard_reg_set instead of
4032 (find_reg): Likewise.
4033 (mark_reg_store): Likewise.
4034 (mark_reg_conflicts): Likewise.
4035 (mark_reg_death): Use remove_from_hard_reg_set.
4036 (mark_reg_live_nc): Delete.
4037 (set_preference): Use end_hard_regno.
4038 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4039 remove_from_hard_reg_set.
4040 (post_mark_life): Use add_to_hard_reg_set.
4041 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4042 (reg_becomes_live): Use add_to_hard_reg_set.
4043 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4044 (peep2_find_free_register): Use add_to_hard_reg_set.
4045 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4046 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4047 * regrename.c (note_sets): Use add_to_hard_reg_set.
4048 (clear_dead_regs): Use remove_from_hard_reg_set.
4049 (regrename_optimize): Use add_to_hard_reg_set.
4050 (find_oldest_value_reg): Use in_hard_reg_set_p.
4051 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4052 (hard_reg_set_here_p): Use end_hard_regno.
4053 (decompose): Likewise.
4054 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4055 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4056 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4057 (mark_home_live): Use end_hard_regno.
4058 (spill_hard_reg): Likewise.
4059 (clear_reload_reg_in_use): Likewise.
4060 * reorg.c (delete_prior_computation): Use END_REGNO.
4061 * resource.c (update_live_status): Use END_HARD_REGNO.
4062 (mark_referenced_resources): Use add_to_hard_reg_set.
4063 (mark_set_resources): Likewise.
4064 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4065 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4066 (reg_overlap_mentioned_p): Likewise.
4067 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4068 (covers_regno_no_parallel_p): Use END_REGNO.
4069 (find_regno_note): Likewise.
4070 (find_reg_fusage): Use END_HARD_REGNO.
4071 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4072 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4074 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4076 * mode-switching.c (reg_dies): Change type of second argument to
4078 (optimize_mode_switching): Update accordingly.
4080 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4082 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4084 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4085 (hard_reg_set_empty_p): ...these new functions.
4086 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4087 GO_IF_HARD_REG_SUBSET.
4088 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4089 instead of GO_IF_HARD_REG_EQUAL.
4090 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4091 instead of GO_IF_HARD_REG_EQUAL.
4092 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4093 GO_IF_HARD_REG_SUBSET.
4094 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4095 GO_IF_HARD_REG_EQUAL.
4096 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4097 of GO_IF_HARD_REG_SUBSET.
4098 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4099 instead of GO_IF_HARD_REG_EQUAL.
4100 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4101 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4102 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4103 of GO_IF_HARD_REG_SUBSET,
4104 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4105 GO_IF_HARD_REG_SUBSET.
4106 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4107 instead of GO_IF_HARD_REG_EQUAL.
4108 * config/sh/sh.c (push_regs, calc_live_regs): Use
4109 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4110 (hard_regs_intersect_p): Delete.
4112 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4114 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4116 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4117 Richard Henderson <rth@redhat.com>
4119 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4121 (x86_64-*-*): Likewise.
4123 * i386/i386-modes.def (V2QI): New.
4125 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4127 (override_options): Support SSE4.1.
4128 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4129 (IX86_BUILTIN_BLENDPS): Likewise.
4130 (IX86_BUILTIN_BLENDVPD): Likewise.
4131 (IX86_BUILTIN_BLENDVPS): Likewise.
4132 (IX86_BUILTIN_PBLENDVB128): Likewise.
4133 (IX86_BUILTIN_PBLENDW128): Likewise.
4134 (IX86_BUILTIN_DPPD): Likewise.
4135 (IX86_BUILTIN_DPPS): Likewise.
4136 (IX86_BUILTIN_INSERTPS128): Likewise.
4137 (IX86_BUILTIN_MOVNTDQA): Likewise.
4138 (IX86_BUILTIN_MPSADBW128): Likewise.
4139 (IX86_BUILTIN_PACKUSDW128): Likewise.
4140 (IX86_BUILTIN_PCMPEQQ): Likewise.
4141 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4142 (IX86_BUILTIN_PMAXSB128): Likewise.
4143 (IX86_BUILTIN_PMAXSD128): Likewise.
4144 (IX86_BUILTIN_PMAXUD128): Likewise.
4145 (IX86_BUILTIN_PMAXUW128): Likewise.
4146 (IX86_BUILTIN_PMINSB128): Likewise.
4147 (IX86_BUILTIN_PMINSD128): Likewise.
4148 (IX86_BUILTIN_PMINUD128): Likewise.
4149 (IX86_BUILTIN_PMINUW128): Likewise.
4150 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4151 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4152 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4153 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4154 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4155 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4156 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4157 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4158 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4159 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4160 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4161 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4162 (IX86_BUILTIN_PMULDQ128): Likewise.
4163 (IX86_BUILTIN_PMULLD128): Likewise.
4164 (IX86_BUILTIN_ROUNDPD): Likewise.
4165 (IX86_BUILTIN_ROUNDPS): Likewise.
4166 (IX86_BUILTIN_ROUNDSD): Likewise.
4167 (IX86_BUILTIN_ROUNDSS): Likewise.
4168 (IX86_BUILTIN_PTESTZ): Likewise.
4169 (IX86_BUILTIN_PTESTC): Likewise.
4170 (IX86_BUILTIN_PTESTNZC): Likewise.
4171 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4172 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4173 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4174 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4175 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4177 (bdesc_sse_3arg): Likewise.
4178 (bdesc_2arg): Likewise.
4179 (bdesc_1arg): Likewise.
4180 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4182 (ix86_expand_sse_4_operands_builtin): New.
4183 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4184 smaller than 8 bits as the 2nd arg.
4185 (ix86_expand_sse_ptest): New.
4186 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4187 (ix86_expand_vector_set): Support SSE4.1.
4188 (ix86_expand_vector_extract): Likewise.
4190 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4191 __SSE4_1__ for -msse4.1.
4193 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4194 (UNSPEC_INSERTPS): Likewise.
4195 (UNSPEC_DP): Likewise.
4196 (UNSPEC_MOVNTDQA): Likewise.
4197 (UNSPEC_MPSADBW): Likewise.
4198 (UNSPEC_PHMINPOSUW): Likewise.
4199 (UNSPEC_PTEST): Likewise.
4200 (UNSPEC_ROUNDP): Likewise.
4201 (UNSPEC_ROUNDS): Likewise.
4203 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4205 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4206 (const_pow2_1_to_32768_operand): Likewise.
4208 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4211 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4213 (sse4_1_insertps): Likewise.
4214 (*sse4_1_extractps): Likewise.
4215 (sse4_1_ptest): Likewise.
4216 (sse4_1_mulv2siv2di3): Likewise.
4217 (*sse4_1_mulv4si3): Likewise.
4218 (*sse4_1_smax<mode>3): Likewise.
4219 (*sse4_1_umax<mode>3): Likewise.
4220 (*sse4_1_smin<mode>3): Likewise.
4221 (*sse4_1_umin<mode>3): Likewise.
4222 (sse4_1_eqv2di3): Likewise.
4223 (*sse4_1_pinsrb): Likewise.
4224 (*sse4_1_pinsrd): Likewise.
4225 (*sse4_1_pinsrq): Likewise.
4226 (*sse4_1_pextrb): Likewise.
4227 (*sse4_1_pextrb_memory): Likewise.
4228 (*sse4_1_pextrw_memory): Likewise.
4229 (*sse4_1_pextrq): Likewise.
4230 (sse4_1_blendpd): Likewise.
4231 (sse4_1_blendps): Likewise.
4232 (sse4_1_blendvpd): Likewise.
4233 (sse4_1_blendvps): Likewise.
4234 (sse4_1_dppd): Likewise.
4235 (sse4_1_dpps): Likewise.
4236 (sse4_1_movntdqa): Likewise.
4237 (sse4_1_mpsadbw): Likewise.
4238 (sse4_1_packusdw): Likewise.
4239 (sse4_1_pblendvb): Likewise.
4240 (sse4_1_pblendw): Likewise.
4241 (sse4_1_phminposuw): Likewise.
4242 (sse4_1_extendv8qiv8hi2): Likewise.
4243 (*sse4_1_extendv8qiv8hi2): Likewise.
4244 (sse4_1_extendv4qiv4si2): Likewise.
4245 (*sse4_1_extendv4qiv4si2): Likewise.
4246 (sse4_1_extendv2qiv2di2): Likewise.
4247 (*sse4_1_extendv2qiv2di2): Likewise.
4248 (sse4_1_extendv4hiv4si2): Likewise.
4249 (*sse4_1_extendv4hiv4si2): Likewise.
4250 (sse4_1_extendv2hiv2di2): Likewise.
4251 (*sse4_1_extendv2hiv2di2): Likewise.
4252 (sse4_1_extendv2siv2di2): Likewise.
4253 (*sse4_1_extendv2siv2di2): Likewise.
4254 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4255 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4256 (sse4_1_zero_extendv4qiv4si2): Likewise.
4257 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4258 (sse4_1_zero_extendv2qiv2di2): Likewise.
4259 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4260 (sse4_1_zero_extendv4hiv4si2): Likewise.
4261 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4262 (sse4_1_zero_extendv2hiv2di2): Likewise.
4263 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4264 (sse4_1_zero_extendv2siv2di2): Likewise.
4265 (*sse4_1_zero_extendv2siv2di2): Likewise.
4266 (sse4_1_roundpd): Likewise.
4267 (sse4_1_roundps): Likewise.
4268 (sse4_1_roundsd): Likewise.
4269 (sse4_1_roundss): Likewise.
4270 (mulv4si3): Don't expand for SSE4.1.
4271 (smax<mode>3): Likewise.
4272 (umaxv4si3): Likewise.
4273 (uminv16qi3): Likewise.
4274 (umin<mode>3): Likewise.
4275 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4277 * doc/extend.texi: Document SSE4.1 built-in functions.
4279 * doc/invoke.texi: Document -msse4.1.
4281 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4283 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4284 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4285 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4286 (ASM_SPEC): Add asm_pcrel_spec.
4287 (EXTRA_SPECS): Add asm_pcrel_spec.
4289 2007-05-21 David Daney <ddaney@avtrex.com>
4291 * doc/install.texi (Building a cross compiler): Add requirements
4292 for Java cross compiler.
4294 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4297 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4298 Add loopno argument. Use evolution_function_is_invariant_rec_p
4299 instead of evolution_function_is_constant_p.
4300 Update calls to evolution_function_is_affine_multivariate_p.
4301 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4302 Add loopno argument.
4303 * tree-scalar-evolution.c (gather_chrec_stats): Call
4304 evolution_function_is_affine_multivariate_p with a loop
4306 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4307 (analyze_overlapping_iterations): Likewise.
4308 (access_functions_are_affine_or_constant_p): Likewise.
4309 (build_classic_dist_vector_1): If the access functions
4310 are equal, don't do anything.
4312 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4313 Paolo Carlini <pcarlini@suse.de>
4314 Uros Bizjak <ubizjak@gmail.com>
4316 * c-cppbuiltin.c (c_cpp_builtins): Define
4317 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4318 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4319 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4320 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4322 2007-05-21 Mike Stump <mrs@apple.com>
4324 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4326 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4328 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4331 implementation if __OPTIMIZE__ is not defined.
4332 (_mm_alignr_pi8): Ditto.
4333 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4334 (_mm_inserti_si64): Ditto.
4335 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4336 (_mm_slli_epi16): Ditto.
4337 (_mm_slli_epi32): Ditto.
4338 (_mm_slli_epi64): Ditto.
4339 (_mm_srai_epi16): Ditto.
4340 (_mm_srai_epi32): Ditto.
4341 (_mm_srli_si128): Ditto.
4342 (_mm_slli_si128): Ditto.
4343 (_mm_srli_epi16): Ditto.
4344 (_mm_srli_epi32): Ditto.
4345 (_mm_srli_epi64): Ditto.
4346 (_mm_extract_epi16): Ditto.
4347 (_mm_insert_epi16): Ditto.
4348 (_mm_shufflehi_epi16): Ditto.
4349 (_mm_shufflelo_epi16): Ditto.
4350 (_mm_shuffle_epi32): Ditto.
4351 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4353 (_mm_insert_pi16): Ditto.
4355 (_mm_shuffle_pi16): Ditto.
4357 (_mm_shufle_ps): Ditto.
4358 (_mm_prefetch): Ditto.
4360 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4362 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4363 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4364 * real.c (encode_i370_single, decode_i370_single,
4365 encode_i370_double, decode_i370_double): Functions removed.
4366 (i370_single_format, i370_double_format): Initializations removed.
4367 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4368 Consider the log2_b field to always be one.
4369 (ieee_single_format, mips_single_format, coldfire_single_format,
4370 ieee_double_format, mips_double_format, coldfire_double_format,
4371 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4372 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4373 ibm_extended_format, mips_extended_format, ieee_quad_format,
4374 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4375 decimal_single_format, decimal_double_format, decimal_quad_format,
4376 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4377 initialization of log2_b.
4378 * real.h (i370_single_format, i370_double_format): Declarations removed.
4379 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4380 field to always be one.
4382 2007-05-21 Andreas Schwab <schwab@suse.de>
4384 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4385 NOTE_INSN_BASIC_BLOCK_P.
4386 (process_for_unwind_directive): Likewise.
4388 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4390 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4391 * function.h (struct function): Move va_list_gpr_size,
4392 va_list_fpr_size, function_frequency to front of bitfields. Add
4394 (current_function_calls_unwind_init): New.
4395 * except.c (expand_builtin_unwind_init): Set
4396 current_function_calls_unwind_init not
4397 current_function_has_nonlocal_label.
4398 * reload1.c (has_nonexceptional_receiver): New.
4399 (reload): Use it and current_function_calls_unwind_init to
4400 determine whether call-saved regs must be saved.
4402 2007-05-20 Jan Hubicka <jh@suse.cz>
4404 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4405 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4406 * ddg.c (create_ddg): LIkewise.
4407 * final.c (final): Remove hunk moving line numbernotes around since
4408 they are no longer present at this stage.
4409 (final_scan_insn): Use NOTE_KIND instead of
4410 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4411 (output_asm_label): Likewise.
4412 * reorg.c (dbr_schedule): Likewise.
4413 * haifa-sched.c (unlink_other_notes): Likewise.
4414 * mode-switching.c (optimize_mode_switching): Likewise.
4415 * graph.c (start_bb): Likewise.
4416 * rtl.def (NOTE): Update description.
4417 * jump.c (squeeze_notes): Delete.
4418 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4419 NOTE_INSN_BASIC_BLOCK_P when possible.
4420 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4421 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4422 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4423 (dwarf2out_var_location): Likewise.
4424 * cfgbuild.c (make_edges): Likewise.
4425 (find_basic_blocks_1): Likewise.
4426 * function.c (reorder_blocks_1): Likewise.
4427 (epilogue_done): Likewise.
4428 (reposition_prologue_and_epilogue_notes): Likewise.
4429 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
4431 (print_rtl): Likewise.
4432 (print_rtl_single): Likewise.
4433 * gcse.c (insert_insn_start_bb): Likewise.
4434 * alias.c (init_alias_analysis): Likewise.
4435 * calls.c (fixup_tail_calls): Likewise.
4436 * except.c (sjlj_emit_function_enter): Likewise.
4437 * emit-rtl.c (add_insn_after): Likeiwse.
4438 (emit_label_before): Likewise.
4439 (emit_label_after): Likewise.
4440 (emit_note_before, emit_note_after, emit_note): Update
4441 parameter to be enum insn_note; do not deal with source
4443 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4444 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4446 (merge_blocks_move_successor_nojumps): Simplify now when
4447 we don't have BLOCK notes.
4448 (try_optimize_cfg): Likewise.
4449 * cfglayout.c (skip_insns_after_block): Likewise.
4450 (record_effective_endpoints): Likewise.
4451 (duplicate_insn_chain): Likewise.
4452 * varasm.c (output_constant_pool_1): Likewise.
4453 * sched-deps.c (sched_analyze): Likewise.
4454 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4456 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4457 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4458 (SET_INSN_DELETED): Simplify.
4459 (NOTE_LINE_NUMBER): Exterminate.
4460 (NOTE_LINE_KIND): New.
4461 (NOTE_INSN_BASIC_BLOCK_P): Update.
4462 (enum insn_note): Simplify.
4463 (GET_NOTE_INSN_NAME) Simplify.
4464 (emit_note_before, emit_note_after, emit_note): Update prototype.
4465 (squeeze_notes): Remove.
4466 * sched-int.h (NOTE_NOT_BB_P): Update.
4467 * resource.c (mark_target_live_regs): Update.
4468 * sched-rgn.c (debug_dependencies): Update.
4469 * sched-vis.c (print_insn): Update.
4470 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4471 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4472 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4473 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4474 (split_branches): Update.
4475 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4477 (sh_adjust_unroll_max): Exterminate.
4478 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4479 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4480 (m68hc11_reorg): Likewise.
4481 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4482 (emit_predicate_relation_info): Update.
4483 (process_for_unwind_directive): Update.
4484 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4485 (output_call): Update.
4486 * config/pa/pa.c (output_lbranch): Update.
4487 (output_millicode_call): Update.
4488 (output_call): Update.
4489 (pa_combine_instructions): Update.
4490 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4491 * config/bfin/bfin.c (gen_one_bundle): Update.
4492 * cfgrtl.c (can_delete_note_p): Update.
4493 (delete_insn): Update.
4494 (rtl_merge_blocks): Update.
4495 (commit_one_edge_insertion): Update.
4496 (rtl_verify_flow_info): Update.
4497 * stmt.c (expand_case): Do not call squeeze_notes.
4499 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4506 * c.opt (Wtype-limits): New.
4507 * doc/invoke.texi (Wtype-limits): Document it.
4508 (Wextra): Enabled by -Wextra.
4509 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4510 * c-common.c (shorten_compare): Warn with Wtype-limits.
4512 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4514 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4515 inlined function, not as a macro.
4516 (_mm_alignr_pi8): Ditto.
4517 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4518 (_mm_inserti_si64): Ditto.
4519 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4520 (_mm_extract_epi16): Ditto.
4521 (_mm_insert_epi16): Ditto.
4522 (_mm_shufflehi_epi16): Ditto.
4523 (_mm_shufflelo_epi16): Ditto.
4524 (_mm_shuffle_epi32): Ditto.
4525 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4526 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4528 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4530 (_m_to_float): Use C89 compatible assignment.
4532 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4535 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4537 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4540 * doc/invoke.texi (Wreturn-type): Complete description.
4541 (Wextra): Delete item about return-type warning.
4542 * c-decl.c: Delete redundant Wextra warning.
4544 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4548 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4549 inlined function, not as a macro.
4550 (_mm_prefetch): Ditto.
4552 (_mm_insert_pi16): Ditto.
4554 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4555 (_m_pshufw): Ditto. Add const to __N argument.
4556 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4557 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4558 (_mm_slli_epi32): Ditto.
4559 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4560 Add __inline to function declaration.
4561 (_mm_slli_si128): Ditto.
4563 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4565 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4566 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4568 (struct fenv): New structure.
4569 (FP_HANDLE_EXCEPTIONS): New define.
4570 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4571 (_FP_DECL_EXP): New define.
4572 (FP_INIT_ROUNDMODE): New define.
4573 (FP_ROUNDMODE): New define.
4575 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4577 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4578 (Wconversion): Update description.
4579 (Wconversion-sign): New.
4580 * c.opt (Wconversion-sign): New.
4581 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4582 means disabled for C++. Otherwise, take the status of Wconversion.
4583 * c-common.c (conversion_warning): Warn with either Wconversion or
4585 (warnings_for_convert_and_check): Conditions are already checked by
4587 (convert_and_check): Don't check warnings if the conversion failed.
4589 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4590 Anatoly Sokolov <aesok@dol.ru>
4592 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4593 avr_epilogue_uses) : Add declaration.
4594 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4595 * config/avr/constraints.md (R): New constraint.
4596 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4597 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4598 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4599 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4600 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4601 call_prologue_saves, epilogue_restores, return_from_epilogue,
4602 return_from_main_epilogue, return_from_interrupt_epilogue,
4603 return_from_naked_epilogue, prologue, epilogue): New patterns.
4604 (jump): Handle symbol reference.
4605 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4606 avr_output_function_prologue, avr_output_function_epilogue): Remove
4608 (avr_init_machine_status, expand_prologue, expand_epilogue,
4609 avr_asm_function_end_prologue, avr_epilogue_uses,
4610 avr_asm_function_begin_epilogue): New functions.
4611 (prologue_size, epilogue_size, jump_tables_size): Remove global
4613 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4614 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4615 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4616 (avr_override_options): Initialise init_machine_status.
4617 (output_movhi): Handle all stack pointer loads.
4618 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4619 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4620 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4621 (EPILOGUE_USES) Redefine.
4622 (machine_function) Declare.
4624 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4626 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4627 Use a single return statement.
4629 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4632 * builtins.c (do_mpfr_lgamma_r): New.
4633 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4634 * tree.h (CASE_FLT_FN_REENT): New.
4636 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4638 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4639 (output_die): Use 'unsigned long' with %x.
4640 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4641 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4642 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4644 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4646 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4651 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4652 true if function has no argument.
4654 2007-05-18 DJ Delorie <dj@redhat.com>
4656 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4657 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4659 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4661 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4662 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4663 count_trailing_zeros.
4664 (__i386__): Implement count_leading_zeros using __builtin_clz().
4665 Implement count_trailing_zeros usign __builtin_ctz().
4667 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4669 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4671 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4674 * expr.c (emit_move_change_mode): Change mode of push operands here.
4676 2007-05-17 Ian Lance Taylor <iant@google.com>
4678 PR tree-optimization/31953
4679 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4681 (set_value_range_to_null): Call set_value_range_to_value.
4682 (extract_range_from_comparison): Likewise.
4684 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4686 * toplev.c (print_version): Output GMP/MPFR version info.
4688 * builtins.c (CASE_MATHFN_REENT): New macro.
4689 (mathfn_built_in): Use it.
4690 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4691 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4692 BUILT_IN_LGAMMAL_R): New.
4693 * doc/extend.texi: Document new builtins.
4696 * builtins.c (do_mpfr_remquo): New.
4697 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4698 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4701 * builtins.c (fold_builtin_1): Handle y0, y1.
4702 (fold_builtin_2): Handle yn.
4705 * builtins.c (do_mpfr_bessel_n): New.
4706 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4707 (fold_builtin_2): Handle BUILT_IN_JN.
4709 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4712 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4713 TYPE_PRECISION (intmax_type_node).
4715 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4718 * reload.c (subst_reloads): Remove checking.
4720 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4722 PR rtl-optimization/31691
4723 * combine.c (simplify_set): Build a new src pattern instead of
4724 substituting its operands in the COMPARE case.
4726 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4728 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4729 (execute_vrp): Preserve loops through jump threading.
4730 * tree-ssa-threadupdate.c (thread_single_edge,
4731 dbds_continue_enumeration_p, determine_bb_domination_status,
4732 thread_through_loop_header): New functions.
4733 (create_edge_and_update_destination_phis,
4734 create_edge_and_update_destination_phis): Set loops for the new blocks.
4735 (prune_undesirable_thread_requests): Removed.
4736 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4738 (thread_block): Do not call prune_undesirable_thread_requests.
4740 (mark_threaded_blocks): Select edges to thread here.
4741 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4742 Thread edges through loop headers independently.
4743 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4744 * tree-pass.h (TODO_mark_first_instance): New.
4745 (first_pass_instance): Declare.
4746 * cfghooks.c (duplicate_block): Put the block to the original loop
4747 if copy is not specified.
4748 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4749 jump threading. Pass may_peel_loop_headers to
4750 thread_through_all_blocks according to first_pass_instance.
4751 * cfgloop.h (create_preheader): Declare.
4752 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4753 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4754 * passes.c (first_pass_instance): New variable.
4755 (next_pass_1): Set TODO_mark_first_instance.
4756 (execute_todo): Set first_pass_instance.
4758 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4760 PR tree-optimization/24659
4761 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4762 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4763 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4764 OTI_vec_pack_ufix_trunc.
4765 (vec_unpacks_float_hi_optab): Define new macro.
4766 (vec_unpacks_float_lo_optab): Ditto.
4767 (vec_unpacku_float_hi_optab): Ditto.
4768 (vec_unpacku_float_lo_optab): Ditto.
4769 (vec_pack_sfix_trunc_optab): Ditto.
4770 (vec_pack_ufix_trunc_optab): Ditto.
4771 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4772 and vec_pack_[s|u]fix_trunc_optab using
4773 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4774 * tree-vectorizer.c (supportable_widening_operation): Handle
4775 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4776 (supportable_narrowing_operation): New function.
4777 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4778 * tree-vect-transform.c (vectorizable_conversion): Handle
4779 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4780 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4781 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4782 to check for target support.
4783 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4784 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4785 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4786 for VEC_PACK_FIX_TRUNC_EXPR.
4787 (expand_binop): Special case mode of the result for
4788 vec_pack_[u|s]fix_trunc_optab.
4789 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4790 vec_pack_[u|s]fix_trunc_optab.
4792 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4793 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4794 * tree-pretty-print.c (dump_generic_node): Handle
4795 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4796 VEC_PACK_FIX_TRUNC_EXPR.
4798 * expr.c (expand_expr_real_1): Ditto.
4799 * tree-inline.c (estimate_num_insns_1): Ditto.
4800 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4802 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4803 (vec_unpacks_float_lo_v8hi): Ditto.
4804 (vec_unpacku_float_hi_v8hi): Ditto.
4805 (vec_unpacku_float_lo_v8hi): Ditto.
4806 (vec_unpacks_float_hi_v4si): Ditto.
4807 (vec_unpacks_float_lo_v4si): Ditto.
4808 (vec_pack_sfix_trunc_v2df): Ditto.
4810 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4812 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4813 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4814 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4815 [vec_pack_ufix_trunc]: Ditto.
4816 [vec_unpacks_float_hi]: Ditto.
4817 [vec_unpacks_float_lo]: Ditto.
4818 [vec_unpacku_float_hi]: Ditto.
4819 [vec_unpacku_float_lo]: Ditto.
4821 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4823 * soft-fp/README: Update for new files.
4824 * soft-fp/floattisf.c: New file.
4825 * soft-fp/floattidf.c: New file.
4826 * soft-fp/floattitf.c: New file.
4827 * soft-fp/floatuntisf.c: New file.
4828 * soft-fp/floatuntidf.c: New file.
4829 * soft-fp/floatuntitf.c: New file.
4830 * soft-fp/fixsfti.c: New file.
4831 * soft-fp/fixdfti.c: New file.
4832 * soft-fp/fixtfti.c: New file.
4833 * soft-fp/fixunssfti.c: New file.
4834 * soft-fp/fixunsdfti.c: New file.
4835 * soft-fp/fixunstfti.c: New file.
4836 * soft-fp/extendxftf.c: New file.
4837 * soft-fp/trunctfxf.c: New file.
4839 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4840 (__trunctfxf2): Ditto.
4842 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4843 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4844 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4845 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4846 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4847 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4849 * config/i386/t-fprules-softfp64: New file.
4850 * config/i386/sfp-machine.h: New file.
4851 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4852 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4853 and soft-fp/t-softfp to tmake_file.
4854 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4855 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4857 * config/i386/t-linux64 (softfp_wrap_start): New.
4858 (softfp_wrap_end): New.
4859 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4860 supported for TARGET_64BIT.
4862 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4864 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4865 c_common_unsigned_type behavior.
4867 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4869 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4872 2007-05-16 Eric Christopher <echristo@apple.com>
4874 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4875 saving after stack push. Set sp_offset whenever we push.
4876 (rs6000_emit_epilogue): Move altivec register restore before
4879 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4881 * configure.ac: Allow sysroots to be relocated under $prefix as
4882 well as $exec_prefix.
4883 * configure: Regenerate.
4885 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4889 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4891 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4892 (gcc_tooldir): Likewise.
4893 * configure: Regenerate.
4894 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4895 old configure.ac gcc_tooldir setting.
4896 (prefix_to_exec_prefix): New variable.
4897 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4898 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4900 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4902 * c-typeck.c (build_binary_op): Return early for error.
4904 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4906 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4907 struct nb_iter_bound.
4908 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4909 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4910 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4911 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4912 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4913 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4914 (del_scev_info): Use ggc_free.
4915 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4916 * loop-init.c: Include ggc.h.
4917 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4918 (loop_optimizer_finalize): Use ggc_free.
4919 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4920 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4921 pass_iv_optimize): Add TODO_ggc_collect.
4922 * function.h (struct function): Remove skip marker from x_current_loops.
4923 * cfgloop.c: Include ggc.h.
4924 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4926 (establish_preds): Vector superloops is gc allocated.
4927 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4929 (flow_loops_find): Vector larray is gc allocated.
4930 (loop_exit_free): Use ggc_free.
4931 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4932 that head of exits list is now not a part of struct loop.
4933 (record_loop_exits): Allocate exits table in gc memory.
4934 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4935 head of exits list is now not a part of struct loop.
4936 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4937 struct loop_exit): Add GTY marker.
4938 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4939 Add skip marker to aux field. Make head of exits list a separate
4941 (struct loops): Add GTY marker. Make larray vector gc allocated.
4942 Add param marker to exits table.
4943 (get_loops): Type changed.
4944 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4946 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4947 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4948 * basic-block.h (struct basic_block_def): Remove skip marker from
4951 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4953 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4954 of 0 in the call to expand_expr().
4955 (expand_builtin_mathfn_3): Ditto.
4956 (expand_builtin_interclass_mathfn): Ditto.
4957 (expand_builtin_cexpi): Ditto.
4958 (expand_builtin_int_roundingfn): Ditto.
4959 (expand_builtin_int_roundingfn_2): Ditto.
4960 (expand_builtin_pow): Ditto.
4961 (expand_builtin_powi): Ditto.
4962 (expand_builtin_bswap): Ditto.
4963 (expand_builtin_unop): Ditto.
4964 (expand_builtin_fabs): Ditto.
4965 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4966 the call to expand_expr().
4967 (expand_builtin_sync_operation): Ditto.
4968 (expand_builtin_compare_and_swap): Ditto.
4969 (expand_builtin_lock_test_and_set): Ditto.
4970 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4971 instead of 0 in the call to expand_expr().
4972 (expand_builtin_extract_return_addr): Ditto.
4973 (expand_builtin_eh_return): Ditto.
4974 (expand_eh_return): Ditto.
4975 * explow.c (expr_size): Ditto.
4976 * expr.c (optimize_bitfield_assignment_op): Ditto.
4977 (expand_assignement): Ditto.
4978 (store_expr): Ditto.
4979 (store_field): Ditto.
4980 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4981 the call to expand_expr().
4982 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4983 in the call to expand_expr().
4984 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4985 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4986 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4988 * optabs.c (expand_vec_shift_expr): Ditto.
4989 (expand_vec_cond_expr): Ditto.
4990 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4991 call to expand_expr().
4992 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4993 in the call to expand_expr().
4995 2007-05-14 Dave Korn <dave.korn@artimi.com>
4997 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4999 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5001 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5002 instead of c_common_unsigned_type.
5003 (c_common_unsigned_type): Remove.
5004 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5005 c_common_unsigned_type.
5006 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5007 c_common_unsigned_type.
5008 * c-common.h (c_common_unsigned_type): Remove.
5009 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5010 c_common_unsigned_type.
5011 * c-format.c (check_format_types): Use unsigned_type_for instead of
5012 c_common_unsigned_type.
5013 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5014 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
5015 c_common_unsigned_type.
5016 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5017 lang_hooks.types.unsigned_type.
5018 * expmed.c (make_tree): Use unsigned_type_for instead of
5019 lang_hooks.types.unsigned_type.
5020 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5021 lang_hooks.types.unsigned_type.
5022 (build_range_check): Likewise.
5023 (fold_unary): Likewise.
5024 (fold_binary): Likewise.
5025 (fold_ternary): Likewise.
5026 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5027 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5028 * tree.c (get_unsigned_type): New.
5029 (unsigned_type_for): Use get_unsigned_type instead of
5030 lang_hooks.types.unsigned_type.
5032 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5034 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5035 to m68k_get_function_kind. Update its prototype.
5036 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5038 (m68k_interrupt_function_p): Return enum m68k_function_type
5039 instead of bool. Rename to m68k_get_function_kind.
5040 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5042 (m68k_compute_frame_layout): Don't mark any register for save
5043 if an interrupt_thread attribute is specified.
5044 (m68k_hard_regno_rename_ok): Update a use of
5045 m68k_interrupt_function_p.
5046 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5047 m68k_interrupt_function_p.
5048 (m68k_function_type): New.
5049 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5050 for a function with an interrupt_thread attribute.
5051 * doc/extend.texi: Document the interrupt_thread attribute.
5053 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5055 Fix PR tree-optimization/31911
5056 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5057 if they didn't change the expression.
5059 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5061 * tree-scalar-evolution.c (resolve_mixers): Exported.
5062 * tree-scalar-evolution.h (resolve_mixers): Declare.
5063 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5064 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5065 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5066 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5067 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5068 strip_conversion, analyze_offset_expr, address_analysis,
5069 object_analysis, analyze_offset): Removed.
5070 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5071 split_constant_offset, canonicalize_base_object_address,
5072 object_address_invariant_in_loop_p, disjoint_objects_p,
5073 dr_may_alias_p, dr_address_invariant_p): New functions.
5074 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5075 and dr_analyze_alias.
5076 (initialize_data_dependence_relation): Use dr_may_alias_p
5077 and object_address_invariant_in_loop_p.
5078 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
5080 (find_data_references_in_stmt): Restrict the analysis of data references
5081 to the given loop nest.
5082 (find_data_references_in_loop): Made static. Pass loop nest to
5083 find_data_references_in_stmt.
5084 (compute_data_dependences_for_loop): Use DR_VOPS.
5085 (free_data_ref): Free DR_VOPS.
5086 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5087 (struct innermost_loop_behavior): ... new.
5088 (struct base_object_info): Replaced by ...
5089 (struct indices): ... new.
5090 (struct dr_alias): New.
5091 (enum data_ref_type): Removed.
5092 (struct data_reference): Consist of struct innermost_loop_behavior,
5093 struct indices and struct dr_alias.
5094 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5095 (DR_MEMTAG): Renamed to ...
5096 (DR_SYMBOL_TAG): ... this.
5097 (find_data_references_in_loop): Declaration removed.
5098 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5099 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5100 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5101 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5103 2007-05-13 Revital Eres <eres@il.ibm.com>
5105 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5106 which walks virtual def-use chains to find redundant stores.
5107 (dse_optimize_stmt): Call it.
5109 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5111 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5112 * passes.c (init_optimization_passes): Move pass_jump_bypass
5115 * basic-block.h (bb_has_eh_pred): Fix style issue.
5117 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5119 PR rtl-optimization/31848
5120 * loop-invariant.c (move_invariant_reg): If we move an insn
5121 with a REG_EQUAL note, and that insn is not always executed,
5122 remove the REG_EQUAL note.
5124 2007-05-12 Richard Guenther <rguenther@suse.de>
5126 PR tree-optimization/31797
5127 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5128 propagate into a stmt that has volatile ops.
5130 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5132 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5133 (gcc_tooldir): Likewise.
5134 * configure: Regenerate.
5135 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5136 old configure.ac gcc_tooldir setting.
5137 (prefix_to_exec_prefix): New variable.
5138 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5139 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5141 2007-05-11 Silvius Rus <rus@google.com>
5143 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5144 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5145 * c-common.h (strict_aliasing_warning): Change return type.
5146 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5147 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5148 (build_c_cast): Condition call to strict_aliasing_warning.
5149 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5150 * flags.h (set_Wstrict_aliasing): Declare.
5151 * opts.c (set_Wstrict_alising): Define, add call to.
5152 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5153 * tree-ssa-alias-warnings.c: New file.
5154 * tree-ssa-alias.c (compute_may_aliases): Add call to
5155 strict_aliasing_warning_backend.
5157 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5159 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5160 Use loop_depth and loop_outer accessor functions.
5161 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5162 determine_invariantness_stmt, move_computations_stmt): Ditto.
5163 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5164 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5165 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5166 * tree-scalar-evolution.c (interpret_loop_phi,
5167 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5168 instantiate_parameters_1, scev_const_prop): Ditto.
5169 * cfghooks.c (make_forwarder_block): Ditto.
5170 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5171 * modulo-sched.c (loop_canon_p): Ditto.
5172 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5173 slpeel_can_duplicate_loop_p): Ditto.
5174 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5175 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5176 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5177 cancel_loop, verify_loop_structure): Ditto.
5178 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5179 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5180 superloops vector instead of "pred" array.
5181 (establish_preds): Take father loop as an argument. Initialize the
5183 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
5184 initialize loop->outer.
5185 (flow_loop_tree_node_remove): Truncate the superloops vector.
5186 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5187 "pred" merged to "superloops" vector.
5188 (loop_depth, loop_outer): New.
5189 (fel_init): Use loop_outer.
5191 2007-05-11 Jan Hubicka <jh@suse.cz>
5193 * cgraphunit.c: Include gt-cgraphunit.h
5194 (static_ctors, static_dtors): New static vars.
5195 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5196 based on implementation in c-common.c
5197 (cgraph_finalize_function): Call record_cdtor_fn.
5198 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5199 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5200 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5201 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5202 build_cdtor, c_build_cdtor_fns): Remove.
5203 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5204 c_build_cdtor_fns): Remove prototype.
5206 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5209 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5210 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5211 * builtins.c (fold_builtin_memchr): New.
5212 (expand_builtin_memchr): Call the latter.
5213 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5214 * doc/extend.texi ([Other built-in functions provided by GCC]):
5217 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5219 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5220 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5221 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5222 PFPO_OP1_TYPE_SHIFT): Constants added.
5223 (DFP_ALL): Mode macro defined.
5224 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5225 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5226 Insn definitions added.
5227 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5228 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5231 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5233 PR tree-optimization/31885
5234 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
5236 (automatically_generated_chrec_p): Return false for NULL.
5238 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5240 * config/bfin/bfin.h (MOVE_RATIO): Define.
5242 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5244 * config.gcc (sparc-wrs-vxworks): New target.
5245 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5246 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5247 * config/sparc/sparc.h: Include vxworks-dummy.h.
5248 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5249 include LABEL_REFs too.
5250 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5251 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5253 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5255 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5256 (sparc_emit_call_insn): New function.
5257 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5258 functions when generating VxWorks PIC.
5259 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5260 (call, call_value): Use sparc_emit_call_insn instead of
5263 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5265 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5267 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5269 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5270 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
5271 instead of operand_subword.
5273 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5275 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5276 * config/bfin/bfin.c (bfin_local_alignment): New function.
5277 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5279 2007-05-08 Chao-ying Fu <fu@mips.com>
5281 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5282 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5283 (smsub_widen_optab, umsub_widen_optab): Define.
5284 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5286 * genopinit.c (optabs): Fill in smsub_widen_optab and
5288 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5289 and umsub_widen_optab to implement multiply-subtract sequences.
5290 * config/mips/mips.md (*msac<u>_di): Rename to...
5291 (<u>msubsidi4): ...this. Extend condition to include
5292 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5293 of operand 0 to "ka" and use the three-operand form of msub<u>
5295 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5298 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5300 PR rtl-optimization/28011
5301 * reload.c (push_reload): Set dont_share if IN appears in OUT
5302 also when IN is a PLUS rtx.
5303 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5306 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5308 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5309 call unshare_all_decls.
5310 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5311 (unshare_all_decls): Remove.
5313 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5316 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5319 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5320 Nigel Stephens <nigel@mips.com>
5322 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5323 Update comments and all uses.
5324 (MIN_FPRS_PER_FMT): Define.
5325 * config/mips/mips.c (function_arg): Fix to correctly handle
5326 the -mips32r2 -mfp64 -mabi=32 case.
5327 (override_options): Enable use of odd-numbered registers for
5328 SFmode values on MIPS32.
5329 (mips_save_reg_p): Save whole floating-point register pair if
5330 either half is used.
5331 (compute_frame_size): Fix comment.
5333 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5335 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5336 argument of type bool.
5337 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5338 argument. Safely select temporary P register according to it.
5339 (do_link): Change call site of add_to_reg accordingly.
5340 (do_unlink): Add epilogue_p as a fourth argument and pass it
5342 (expand_interrupt_handler_epilogue): Change call of do_unlink
5344 (bfin_expand_prologue): Add a third argument sibcall_p.
5345 * config/bfin/bfin.md (epilogue): Change call of
5346 bfin_expand_epilogue accordingly.
5347 (sibcall_epilogue): Likewise.
5348 (eh_return_internal): Likewise.
5350 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5351 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5352 * config/bfin/bfin.c (bfin_handle_option): Handle
5353 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5354 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5355 Support bf534, bf536 and bf561.
5356 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5358 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5361 * config/i386/i386.c (ix86_function_regparm): Process local
5362 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5364 2007-05-07 Mike Stump <mrs@apple.com>
5366 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5367 also checks for and while statements in C++.
5369 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5371 * gcc.c (at_file_supplied): New variable.
5372 (main): Set it if we expanded argv.
5373 (do_spec_1): Pass an @-file to the linker if we were called with
5374 an @-file argument and HAVE_GNU_LD.
5375 * collect2.c (at_file_supplied): New variable.
5376 (response_file): New variable.
5377 (collect_exit): Unlink response_file if necessary.
5378 (handler): Likewise.
5379 (do_wait): Likewise.
5380 (main): Set at_file_supplied if we expanded argv.
5381 (collect_execute): Pass an @-file to subprocesses if we were called
5382 with an @-file argument.
5383 * configure.ac: Add define for HAVE_GNU_LD.
5384 * configure: Regenerate.
5385 * config.in: Regenerate.
5387 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5389 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5395 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5397 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5398 (TARGET_ENCODE_SECTION_INFO): Re-define.
5399 (m32c_encode_section_info): New
5400 (function_vector_handler): New
5401 (current_function_special_page_vector): New
5402 (m32c_special_page_vector_p): New.
5403 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5405 * config/m32c/jump.md: Added instruction JSRS for functions
5406 with attribute "function_vector".
5407 * doc/extend.texi (function_vector): Added description
5408 for M16C, M32C targets.
5410 2007-05-07 DJ Delorie <dj@redhat.com>
5413 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5414 ashrpsi3, lshrpsi3): Update shift count constraint.
5416 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5417 Nathan Froyd <froydnj@codesourcery.com>
5420 * c-incpath.c (add_path): Strip trailing path separators.
5422 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5424 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5425 Free dominance info before purging EH edges.
5426 (eliminate_degenerate_phis): Likewise.
5427 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5429 2007-05-07 Jan Hubicka <jh@suse.cz>
5431 * gimplify.c (gimplify_expr): Do not crash when folding
5432 (void *)(int)&a + 4.
5434 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5437 * c-opts.c (lang_fortran): Make it non static.
5438 * c-common.h (lang_fortran): New prototype.
5439 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5440 -lang-fortran option was passed by the driver.
5442 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5444 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5445 of ASSERT_CHECKING. Tweak message.
5447 2007-05-06 Revital Eres <eres@il.ibm.com>
5450 * loop-unroll.c (insert_var_expansion_initialization):
5451 Initialize the expansions with -zero instead of +zero.
5453 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5455 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5456 into pic and non-pic versions. Mark r19 as used for
5457 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5458 for tgd_load, tld_load and tie_load .
5459 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5460 version of tgd_load, tld_load and tie_load depending on the
5463 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5464 Jakub Jelinek <jakub@redhat.com>
5466 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5467 (__do_global_dtors_aux): Use more paranoid loop to run
5468 destructors if HIDDEN_DTOR_LIST_END.
5469 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5471 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5473 * varasm.c (align_variable): Don't increase alignment for
5474 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5475 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5477 2007-05-04 Josh Conner <jconner@apple.com>
5479 * basic-block.h (cdi_direction): Assign values to all enumeration
5481 (dom_computed): Remove.
5482 (dom_info_state): New.
5483 (set_dom_info_availability): New.
5484 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5485 walk_data.dom_direction.
5486 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5487 instead of dom_computed[].
5488 (split_edge): Likewise.
5489 (create_basic_block): Likewise.
5490 (merge_blocks): Likewise.
5491 * ifcvt.c (find_if_header): Likewise.
5492 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5493 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5494 * tree-ssa.c (verify_ssa): Likewise.
5495 * tree-cfg.c (tree_verify_flow_info): Likewise.
5496 (remove_edge_and_dominated_blocks): Likewise.
5497 * dominance.c (dom_computed): Make static.
5498 (calc_dfs_tree_nonrec): Change third param to a bool.
5499 (calc_dfs_tree): Change second param to a bool.
5500 (calc_idioms): Change second param to a bool. Use
5501 dom_convert_dir_to_idx.
5502 (init_dom_info): Validate dir before using.
5503 (dom_convert_dir_to_idx): New.
5504 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5505 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5506 (free_dominance_info): Use dom_convert_dir_to_idx.
5507 (get_immediate_dominator): Likewise.
5508 (set_immediate_dominator): Likewise.
5509 (get_dominated_by): Likewise.
5510 (redirect_immediate_dominators): Likewise.
5511 (nearest_common_denominator): Likewise.
5512 (dominated_by_p): Likewise.
5513 (bb_dom_dfs_in): Likewise.
5514 (bb_dom_dfs_out): Likewise.
5515 (recount_dominator): Likewise.
5516 (iterate_fix_dominators): Likewise.
5517 (add_to_dominance_info): Likewise.
5518 (delete_from_dominance_info): Likewise.
5519 (first_dom_son): Likewise.
5520 (next_dom_son): Likewise.
5521 (dom_info_available_p): Likewise.
5522 (dom_info_state): New.
5523 (set_dom_info_availability): New.
5525 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5527 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5529 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5531 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5533 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5534 (subdi3, subdi_carry): Delete.
5536 2007-05-04 Jan Hubicka <jh@suse.cz>
5537 Richard Guenther <rguenther@suse.de>
5539 * opts.c (decode_options): Do not fiddle with inlining
5540 parameters in case of optimizing for size.
5541 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5542 for size do nothing.
5543 (cgraph_decide_inlining_of_small_function): When optimizing for
5544 size never inline functions increasing caller size.
5545 (cgraph_early_inlining): Inline for size when optimizing for size.
5547 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5549 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5550 logical operations piecewise.
5551 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5552 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5553 subdi_sesidi_di): Delete.
5554 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5555 the generated sequence. Allow three-reg add in constraints. Rewrite
5556 the rtl expression for carry to avoid zero_extend of a constant.
5557 (sub_with_carry): New pattern.
5558 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5559 different sequence not involving jumps.
5560 (notbi): Now a named pattern.
5562 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5564 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5565 Add the note about a significant loss of accuracy of some
5566 mathematical routines when these options are used.
5568 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5570 * haifa-sched.c (rtx_vec_t): New typedef.
5571 (contributes_to_priority_p): Extract piece of priority () into new
5573 (priority): Use the function. Add assertion.
5574 (rank_for_schedule, set_priorities): Add assertion to check that
5575 insn's priority is initialized.
5576 (clear_priorities, calc_priorities): Change signature. Make it update
5577 all relevant insns. Update all callers ('add_to_speculative_block ()'
5578 and 'create_block_check_twin ()').
5579 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5580 Add new field 'priority_status'.
5581 (INSN_PRIORITY_STATUS): New macro.
5582 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5584 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5586 * sched-ebb.c (debug_ebb_dependencies): New static function.
5587 (init_ready_list): Use it.
5589 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5590 with changed signature and 'debug_rgn_dependencies ()'.
5591 (debug_rgn_dependencies): New static function.
5592 (init_ready_list): Use it.
5594 * sched-int.h (debug_dependencies): Declare.
5596 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5598 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5600 2007-05-04 Dirk Mueller <dmueller@suse.de>
5602 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5604 2007-05-03 Jan Hubicka <jh@suse.cz>
5606 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5607 for pointer type in more cases than before.
5609 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5611 * tree-object-size.c (plus_expr_object_size): When operand size is
5612 unknown, return unknown.
5614 2007-05-03 Dirk Mueller <dmueller@suse.de>
5616 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5618 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5621 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5623 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5625 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5627 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5629 * config/soft-fp/double.h, config/soft-fp/extended.h,
5630 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5631 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5632 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5633 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5636 2007-05-03 Ian Lance Taylor <iant@google.com>
5638 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5639 MASK_PPC_GFXOPT for 8540 or 8548.
5641 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5643 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5644 vect_print_dump_info() to output debug information.
5646 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5649 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5650 operands of size 2 when operand is not MEM_P.
5652 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5654 PR tree-optimization/30565
5655 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5657 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5659 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5660 (umulsi3_highpart): Use them.
5661 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5662 for final accumulator to D regisster tranfser.
5664 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5666 PR tree-optimization/31699
5667 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5669 (vect_enhance_data_refs_alignment): Compute peel amount using
5670 TYPE_VECTOR_SUBPARTS instead of vf.
5671 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5673 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5676 * system.h: Remove inclusion of double-int.h
5677 * tree.h: Include double-int.h
5678 * gengtype.c: Likewise
5679 * cfgloop.h: Likewise
5680 * Makefile.in: Adjust dependencies on double-int.h
5682 2007-05-02 Eric Christopher <echristo@apple.com>
5684 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5685 -shared to -Zdynamiclib.
5687 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5690 * c-common.c (strip_pointer_or_array_types): New function.
5691 * c-common.h (strip_pointer_or_array_types): New function declaration.
5693 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5695 PR tree-optimization/31771
5696 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5698 2007-05-02 Paul Brook <paul@codesourcery.com>
5700 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5702 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5705 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5708 2007-05-02 Nick Clifton <nickc@redhat.com>
5710 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5712 2007-05-02 Richard Guenther <rguenther@suse.de>
5714 PR tree-optimization/31146
5715 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5716 argument, single_use_p. If we have a single use that is
5717 a conversion to the definition rhs type, propagate that rhs.
5718 (forward_propagate_addr_expr): Pass single_use_p argument
5719 to forward_propagate_addr_expr_1.
5721 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5723 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5726 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5728 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5729 'AMD Family 10 core'.
5731 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5733 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5734 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5735 with SSE3 instruction set support.
5736 * doc/invoke.texi: Likewise.
5738 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5740 * config/i386/i386.c (override_options): Tuning 32-byte loop
5741 alignment for amdfam10 architecture. Increasing the max loop
5742 alignment to 24 bytes.
5744 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5746 * config/m68k/constraints.md: New.
5747 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5748 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5749 EXTRA_CONSTRAINT): Remove.
5750 * config/m68k/m68k.md: Include constraints.md.
5751 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5753 2007-05-01 Ian Lance Taylor <iant@google.com>
5755 PR tree-optimization/31739
5756 * tree-vrp.c (vrp_val_is_max): New static function.
5757 (vrp_val_is_min): New static function.
5758 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5760 (set_value_range): Use vrp_val_is_{max,min}.
5761 (extract_range_from_assert): Likewise.
5762 (extract_range_from_binary_expr): Likewise.
5763 (extract_range_from_unary_expr): Likewise.
5764 (dump_value_range, vrp_meet): Likewise.
5765 (vrp_visit_phi_node): Likewise.
5766 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5768 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5770 * config/i386/gmon-sol2.c (size_t): New type.
5771 (intptr_t): Likewise.
5772 (s_textsize): Declare as size_t.
5774 (monstartup): Use size_t for sizes.
5775 (_mcount): Save and restore registers.
5776 (internal_mcount): Pass 0 as the first argument to monstartup
5778 (moncontrol): Convert pointer to appropriately sized integer
5779 before passing to profil.
5781 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5783 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5784 __NO_FPRS__, not just if _SOFT_DOUBLE.
5785 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5786 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5787 also for E500 double.
5788 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5789 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5792 2007-05-01 Richard Guenther <rguenther@suse.de>
5794 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5797 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5799 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5801 2007-05-01 Jan Hubicka <jh@suse.cz>
5803 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5806 2007-05-01 Jan Hubicka <jh@suse.cz>
5808 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5809 (maybe_fold_offset_to_reference): Declare.
5810 * fold-const.c (fold_unary): Do not fold
5811 (type *)&A into &A->field_of_type_and_offset_0
5812 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5813 size is unknown, give up.
5814 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5816 (maybe_fold_offset_to_reference): New.
5817 (maybe_fold_stmt_indirect): Use it.
5818 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5819 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5821 (gimplify_expr): Likewise for plus_expr.
5823 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5825 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5826 bsi_after_labels. Always insert statements before bsi.
5827 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5828 * predict.c (apply_return_prediction): Check for empty blocks.
5829 * cfgexpand.c (lab_rtx_for_bb): New variable.
5830 (label_rtx_for_bb): Do not create new tree labels.
5831 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5832 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5833 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5835 (label_for_bb): Add field used.
5836 (update_eh_label, main_block_label): Mark the label used.
5837 (cleanup_dead_labels): Remove unused labels.
5839 2007-05-01 Richard Guenther <rguenther@suse.de>
5841 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5842 if it is not about to be set.
5843 (get_value_range): Do not pre-allocate equiv bitmap.
5844 (update_value_range): No need to clear equiv field.
5845 (add_equivalence): Change prototype to get bitmap pointer.
5846 Allocate bitmap here if it is not already.
5847 (extract_range_from_assert): Do not allocate bitmap here.
5848 Update callers to add_equivalence.
5849 (extract_range_from_ssa_name): Likewise.
5850 (get_vr_for_comparison): New static helper.
5851 (compare_name_with_value): Handle NULL equiv bitmap by
5852 peeling the first iteration of the comparison loop.
5853 Use get_vr_for_comparison.
5854 (compare_names): Handle NULL equiv bitmaps by using fake
5855 ones. Use get_vr_for_comparison.
5857 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5859 * double-int.c (mpz_set_double_int): Moved from
5860 tree-ssa-loop-niter.c.
5861 (mpz_get_double_int): Likewise; also, add option to wrap
5862 out-of-range integers.
5863 * double-int.h: New prototypes for above.
5864 * tree.c (get_static_type_bounds): Moved from
5865 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5866 TYPE_MAX_VALUE if they exist..
5867 * tree.h: New prototype for above.
5868 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5869 get_type_bounds calls.
5870 (mpz_set_double_int): Move to double-int.c.
5871 (get_type_bounds): Move to tree.c, rename to
5872 get_static_type_bounds.
5873 (mpz_to_double_int): Move to double-int.c, rename to
5876 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5878 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5879 DIV0 exception can fall through to a normal return.
5881 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5885 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5886 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5887 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5888 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5889 initialize align to silence bogus warning.
5890 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5891 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5893 (struct sra_walk_fns): Remove use_all parameter from use.
5894 (sra_hash_tree): Handle BIT_FIELD_REFs.
5895 (sra_elt_hash): Don't hash bitfld blocks.
5896 (sra_elt_eq): Skip them in parent compares as well. Handle
5898 (sra_walk_expr): Don't maintain or pass down use_all_p.
5899 (scan_use): Remove use_all parameter.
5900 (scalarize_use): Likewise. Re-expand assignment to
5901 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5902 output, and re-scalarize after output. Don't mark anything
5904 (scalarize_ldst): Adjust.
5905 (scalarize_walk_gimple_modify_statement): Likewise.
5906 (build_element_name_1): Handle BIT_FIELD_REFs.
5907 (instantiate_element): Don't warn for any element whose parent
5909 (instantiate_missing_elements_1): Return the sra_elt.
5910 (canon_type_for_field): New.
5911 (try_instantiate_multiple_fields): New.
5912 (instantiate_missing_elemnts): Use them.
5913 (mark_no_warning): Removed.
5914 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5915 (REPLDUP, sra_build_elt_assignment): New.
5916 (generate_copy_inout): Use them.
5917 (generate_element_copy): Likewise. Handle bitfld differences.
5918 (generate_element_zero): Don't recurse for blocks. Use
5919 sra_build_elt_assignment.
5920 (generate_one_element_int): Take elt instead of var. Use
5921 sra_build_elt_assignment.
5922 (generate_element_init_1): Adjust.
5923 (scalarize_use, scalarize_copy): Use REPLDUP.
5924 (scalarize_ldst): Move assert before dereference.
5925 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5927 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5930 * tree.c (reconstruct_complex_type): Reconstruct a reference
5932 Also use the same mode for the pointer as the old pointer type.
5934 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5936 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5939 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5941 PR rtl-optimization/31676
5942 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5943 (df_refs_record): Call it.
5945 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5947 * rtl.def (SS_ABS): New code.
5948 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5949 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5950 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5951 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5952 (bfin_init_builtins): Define them.
5953 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5954 (bfin_expand_builtin): ... and handle the others here.
5955 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5956 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5957 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5958 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5959 operand is only HImode.
5961 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5963 * regclass.c (scan_one_insn): Remove splitting of
5966 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5967 Nigel Stephens <nigel@mips.com>
5969 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5971 2007-04-28 Jan Hubicka <jh@suse.cz>
5973 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5974 insn_locators_alloc instead of insn_locators_initialize;
5975 call reset_block_changes.
5976 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5977 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5978 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5979 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5980 * config/score/score.c (th_output_mi_thunk): Likewise.
5981 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5982 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5983 tolerate uninitialized locator info.
5986 * function.c (init_function_start): Don't init line number info.
5987 (expand_function_end): Update.
5988 (reset_block_changes, record_block_change, finalize_block_changes,
5989 check_block_change, free_block_changes): Kill.
5990 * function.h (reset_block_changes, record_block_change,
5991 finalize_block_changes, check_block_change, free_block_changes): Remove
5993 (struct function): Remove ib_boundaries_block.
5994 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5995 Use curr_insn_locator to initialize locator.
5996 (emit_line_note): Remove.
5997 * cfgexpand.c (expand_gimple_cond_expr): Update.
5998 (construct_exit_block): Likewise.
5999 (tree_expand_cfg): Initialize/finalize locators.
6000 * expr.c (expand_expr_real): Update.
6001 * cfglayout.c (line_locators_locs, line_locators_lines,
6002 file_locators_locs, file_locators_files): Remove.
6003 (set_block_levels): Move to cfgexpand.c.
6004 (insn_locators_initialize): Remove.
6005 (pass_insn_locators_initialize): Remove.
6006 (locations_locators_locs, locations_locators_vals): New static vars.
6007 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6009 (insn_locators_alloc, insn_locators_finalize,
6010 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6012 (locator_location): New.
6013 (locator_line, locator_file): Rewrite.
6014 * rtl.h (emit_line_note): Kill.
6015 (insn_locators_alloc, insn_locators_finalize,
6016 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6018 * tree-inline.c (initialize_cfun): Do not initialize
6019 ib_boundaries_block.
6020 * passes.c (pass_insn_locators_initialize): Remove.
6022 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6024 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6025 info. Update last_basic_block correctly.
6027 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6030 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6031 register itself to hold the offset constant. Tell flow the use
6032 of r4 and r5 when they are used.
6034 2007-04-27 Richard Guenther <rguenther@suse.de>
6036 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6037 if we simplified anything.
6038 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6039 warnings until we did a simplification and the stmt was not
6040 marked as TREE_NO_WARNING.
6042 2007-04-27 Mike Stump <mrs@apple.com>
6044 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6046 2007-04-27 Ian Lance Taylor <iant@google.com>
6049 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6050 TYPE_MAX_VALUE exist, convert them to the new type.
6052 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6054 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6055 if it claims to be available.
6056 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6058 (perform_tree_ssa_dce): Always free postdominators.
6060 2007-04-27 Richard Henderson <rth@redhat.com>
6062 * config/alpha/predicates.md (aligned_memory_operand): Mark
6063 as define_special_predicate.
6064 (unaligned_memory_operand, normal_memory_operand): Likewise.
6065 (reg_or_unaligned_mem_operand): Remove.
6066 (any_memory_operand): Match the documentation and check for
6067 non-renumbered pseudos during reload.
6068 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6069 alpha_secondary_reload_class, update to new interface, make static.
6070 Handle CQImode like HImode. Remove FP subreg check.
6071 (alpha_expand_mov): Use replace_equiv_address.
6072 (alpha_expand_mov_nobwx): Use any_memory_operand.
6073 (TARGET_SECONDARY_RELOAD): New.
6074 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6075 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6076 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6077 * config/alpha/alpha.md: ... here.
6078 (RELOAD12, reloadmode): New.
6080 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6081 Don't handle the aligned case here.
6082 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6083 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6084 reload_inhi_help. Don't expect a scratch register.
6085 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6087 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6089 2007-04-27 Richard Guenther <rguenther@suse.de>
6091 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6093 2007-04-27 Richard Guenther <rguenther@suse.de>
6095 PR tree-optimization/30965
6096 PR tree-optimization/30978
6097 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6098 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6099 (find_equivalent_equality_comparison): Likewise.
6100 (simplify_cond): Likewise.
6101 (get_prop_source_stmt): New helper.
6102 (get_prop_dest_stmt): Likewise.
6103 (can_propagate_from): Likewise.
6104 (remove_prop_source_from_use): Likewise.
6105 (combine_cond_expr_cond): Likewise.
6106 (forward_propagate_comparison): New function.
6107 (forward_propagate_into_cond): Rewrite to use fold for
6109 (tree_ssa_forward_propagate_single_use_vars): Call
6110 forward_propagate_comparison to propagate comparisons.
6112 2007-04-27 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/31715
6115 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6116 sure to do computation on the offset in an appropriate
6119 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6121 * reload.h (elimination_target_reg_p): Declare.
6122 * reload.c (find_reloads): Don't apply the reg_rtx move
6123 optimization if the SET_DEST satisfies elimination_target_reg_p.
6124 * reload1.c (elimination_target_reg_p): New function.
6125 (gen_reload): In the move/add2 fallback, make sure that op0
6126 does not overlap the destination register.
6128 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6130 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6131 transform only GIMPLE_MODIFY_STMTs.
6132 * tree-complex.c (expand_complex_operations_1): Ditto.
6133 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6134 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6135 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6137 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6138 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6139 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6140 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6141 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6142 slpeel_add_loop_guard): Ditto.
6143 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6144 * lambda-code.c (perfect_nestify): Ditto.
6145 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6146 before the first statement.
6147 * tree-optimize.c (execute_free_datastructures): Fix comments.
6148 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6149 * tree-flow.h (disband_implicit_edges): Declaration removed.
6150 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6152 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
6154 (disband_implicit_edges, has_label_p): Removed.
6155 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6156 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6158 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6160 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6161 also for COND_EXPRs.
6162 * cfgexpand.c (label_rtx_for_bb): New function.
6163 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6164 Use label_rtx_for_bb to find the labels.
6165 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6166 last block. Detect fallthru edges.
6168 2007-04-26 Ian Lance Taylor <iant@google.com>
6171 * reload.c (find_reloads_subreg_address): If the address was valid
6172 in the original mode but not in the new mode, reload the whole
6175 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6177 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6178 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6179 (cleanup_control_expr_graph): Do not invalidate dominance info.
6180 Record altered blocks.
6181 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6182 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6183 cleanup_tree_cfg_bb): New functions.
6184 (remove_forwarder_block): Do not maintain the worklist of blocks.
6185 Record altered blocks.
6186 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6188 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6189 delete_unreachable_blocks if dominators are not available.
6190 * tree-inline.c (optimize_inline_calls): Free dominance information
6192 * tree-flow.h (remove_edge_and_dominated_blocks,
6193 cfgcleanup_altered_bbs): Altered.
6194 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6196 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6198 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6199 do not invalidate dominators.
6201 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6203 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6204 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6205 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6206 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6208 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6210 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6212 2007-04-26 Richard Guenther <rguenther@suse.de>
6214 PR tree-optimization/31703
6215 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6216 the right type for the target of the bittest.
6218 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6220 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6221 ix86_sol10_return_in_memory.
6223 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6225 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6228 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6231 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6233 PR tree-optimization/30558
6234 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6235 clear this_state.prev_try.
6237 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6238 Mark Mitchell <mark@codesourcery.com>
6240 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6241 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6242 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6244 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6247 * doc/invoke.texi (%:print-asm-header): Document.
6248 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6250 (static_spec_functions): Add print-asm-header.
6251 (main): Print a banner before the --target-help linker options.
6252 (print_asm_header_spec_function): New function.
6254 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6257 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6258 (movsf_ie): Likewise.
6260 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6262 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6264 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6266 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
6268 (__umodsi3, __modsi3): Likewise.
6270 2007-04-25 Dirk Mueller <dmueller@suse.de>
6272 * c-typeck.c (build_compound_expr): Annotate warning()
6273 call with OPT_Wunused_value.
6274 * tree-ssa.c (warn_uninit): Annotate warning with
6276 * c-common.c (handle_sentinel_attribute): Annotate warning
6277 call with OPT_Wattributes.
6279 2007-04-25 Thiemo Seufer <ths@mips.com>
6281 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6283 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6284 on to the assembler. Improve handling of -mno-mips16. Add handling
6285 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6286 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6287 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6288 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6290 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6293 * config/i386/winnt.c (i386_pe_file_end): Strip only
6294 USER_LABEL_PREFIX when writing export name.
6296 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6298 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6299 sh/elf.h, vx-common.h and vxworks.h.
6300 * config/sh/sh.h: Include config/vxworks-dummy.h.
6301 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6302 (OVERRIDE_OPTIONS): Use it.
6303 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6304 (vxworks_picreg): New pattern.
6305 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6306 VXWORKS_OS_CPP_BUILTINS.
6307 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6308 to their VXWORKS_* equivalents.
6309 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6310 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6311 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6312 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6313 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6314 -mrtp/-fPIC multilibs.
6315 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6316 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6317 (MULTILIB_OSDIRNAMES): Delete.
6319 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6322 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6324 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6326 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6327 rounding mode to be specified by the caller.
6328 (real_to_mpfr) Likewise.
6329 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6330 include new arguments.
6331 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6333 2007-04-24 Ian Lance Taylor <iant@google.com>
6335 PR tree-optimization/31605
6336 * tree-vrp.c (set_value_range): Check that min and max are not
6337 both overflow infinities.
6338 (set_value_range_to_value): New static function.
6339 (extract_range_from_binary_expr): Call set_value_range_to_value.
6340 (extract_range_from_cond_expr): Likewise.
6341 (extract_range_from_expr): Likewise.
6342 (extract_range_from_unary_expr): Likewise. Don't create a range
6343 which overflows on both sides.
6344 (vrp_meet): Check for a useless range.
6345 (vrp_visit_phi_node): If we see a constant which looks like an
6346 overflow infinity, turn off the TREE_OVERFLOW flag.
6348 2007-04-24 Ian Lance Taylor <iant@google.com>
6350 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6352 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6355 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6356 diagnostic message is being built.
6357 * tree-pretty-print.c (dump_generic_node): Only write the
6358 formatted text into BUFFER's stream if we are not building a
6360 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6362 * Makefile.in (toplev.o): Depend on tree-pass.h.
6364 2007-04-24 Ian Lance Taylor <iant@google.com>
6366 PR tree-optimization/31602
6367 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6368 conditionals in the copied loop header.
6369 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6370 warnings if TREE_NO_WARNING is set.
6371 * doc/invoke.texi (Warning Options): Clarify that
6372 -Wstrict-overflow does not warn about loops.
6374 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6376 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6377 expand on the comment about _Decimal128 arguments and check the
6378 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6379 that _Decimal128 argument uses even/odd register pair.
6380 (function_arg): Ditto.
6382 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6384 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6385 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6387 2007-04-24 Richard Guenther <rguenther@suse.de>
6388 Olga Golovanevsky <olga@il.ibm.com>
6390 * fold-const.c (multiple_of_p): Check for bottom
6393 2007-04-24 Richard Henderson <rth@redhat.com>
6395 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6396 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6397 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6398 looking for non-zero bits shifted out. Avoid a recursive call
6399 when constructing the scalar.
6400 (__floatundisf): Likewise.
6402 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6404 * dwarf2out.c (field_byte_offset): Move the existing logic
6405 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6406 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6408 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6411 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
6412 argument of 0 for memset.
6413 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6414 unsigned shift instead of the signed variant.
6416 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6418 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6419 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6420 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6421 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6422 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6423 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6424 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6425 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6426 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6427 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6428 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6429 "mul<mode>3", "div<mode>3"): Insn definitions added.
6430 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6431 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6432 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6433 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6434 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6435 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6436 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6437 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6438 TARGET_FLOAT_FORMAT): Macro definitions removed.
6439 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6440 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6441 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6442 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6443 (s390_gen_rtx_const_DI): Function removed.
6444 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6446 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6448 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6449 over an external ffs function.
6451 2007-04-24 Chao-ying Fu <fu@mips.com>
6452 Richard Sandiford <richard@nildram.co.uk>
6454 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6455 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6456 (smadd_widen_optab, umadd_widen_optab): Define.
6457 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6459 * genopinit.c (optabs): Fill in smadd_widen_optab and
6461 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6462 and umadd_widen_optab to implement multiply-add sequences.
6463 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6464 (<u>maddsidi4): ...this. Extend condition to include
6465 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6466 of operand 0 to "ka" and use the three-operand form of madd<u>
6468 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6470 * config/mips/constraints.md (ka): New register constraint.
6472 2007-04-24 Jan Hubicka <j@suse.cz>
6476 2007-04-23 Jan Hubicka <jh@suse.cz>
6477 * function.c (init_function_start): Don't init line number info.
6478 (expand_function_end): Update.
6479 (reset_block_changes, record_block_change, finalize_block_changes,
6480 check_block_change, free_block_changes): Kill.
6481 * function.h (reset_block_changes, record_block_change,
6482 finalize_block_changes, check_block_change, free_block_changes): Remove
6484 (struct function): Remove ib_boundaries_block.
6485 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6486 Use curr_insn_locator to initialize locator.
6487 (emit_line_note): Remove.
6488 * cfgexpand.c (expand_gimple_cond_expr): Update.
6489 (construct_exit_block): Likewise.
6490 (tree_expand_cfg): Initialize/finalize locators.
6491 * expr.c (expand_expr_real): Update.
6492 * cfglayout.c (line_locators_locs, line_locators_lines,
6493 file_locators_locs, file_locators_files): Remove.
6494 (set_block_levels): Move to cfgexpand.c.
6495 (insn_locators_initialize): Remove.
6496 (pass_insn_locators_initialize): Remove.
6497 (locations_locators_locs, locations_locators_vals): New static vars.
6498 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6500 (insn_locators_alloc, insn_locators_finalize,
6501 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6503 (locator_location): New.
6504 (locator_line, locator_file): Rewrite.
6505 * rtl.h (emit_line_note): Kill.
6506 (insn_locators_alloc, insn_locators_finalize,
6507 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6509 * tree-inline.c (initialize_cfun): Do not initialize
6510 ib_boundaries_block.
6511 * passes.c (pass_insn_locators_initialize): Remove.
6513 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6515 * doc/invoke.texi: Removed leading '-' from option index entries.
6517 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6519 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6521 (create_phi_node): Use set_phi_nodes.
6522 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6523 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6524 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6525 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6526 (bsi_start, bsi_last): Use bb_stmt_list.
6527 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6528 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6529 Traverse the statements using tsi iterator.
6530 * basic-block.h (struct basic_block_def): Fields stmt_list
6531 and phi_nodes moved to ...
6532 (struct tree_bb_info): ... new structure.
6533 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6534 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6535 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6536 (tree_verify_flow_info): Verify that il.tree is not set for
6537 entry and exit block.
6538 (tree_split_block): Use set_bb_stmt_list.
6540 2007-04-23 Mike Stump <mrs@apple.com>
6542 * config/i386/i386.c (ix86_tune_features
6543 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6546 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6548 * config/i386/i386.md (prefix_extra): New attribute.
6549 (length): Add prefix_extra.
6551 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6552 (sse2_movntv2di): Likewise.
6553 (sse2_cvtps2dq): Likewise.
6554 (sse2_cvtpd2pi): Likewise.
6555 (sse2_cvttpd2pi): Likewise.
6556 (*sse2_cvtpd2ps): Likewise.
6557 (*add<mode>3): Likewise.
6558 (sse2_ssadd<mode>3): Likewise.
6559 (sse2_usadd<mode>3): Likewise.
6560 (*sub<mode>3): Likewise.
6561 (sse2_sssub<mode>3): Likewise.
6562 (sse2_ussub<mode>3): Likewise.
6563 (*mulv8hi3): Likewise.
6564 (*smulv8hi3_highpart): Likewise.
6565 (*umulv8hi3_highpart): Likewise.
6566 (sse2_umulv2siv2di3): Likewise.
6567 (sse2_pmaddwd): Likewise.
6568 (ashr<mode>3): Likewise.
6569 (lshr<mode>3): Likewise.
6570 (ashl<mode>3): Likewise.
6571 (sse2_ashlti3): Likewise.
6572 (sse2_lshrti3): Likewise.
6573 (*umaxv16qi3): Likewise.
6574 (*smaxv8hi3): Likewise.
6575 (*uminv16qi3): Likewise.
6576 (*sminv8hi3): Likewise.
6577 (sse2_eq<mode>3): Likewise.
6578 (sse2_gt<mode>3): Likewise.
6579 (*and<mode>3): Likewise.
6580 (sse2_nand<mode>3): Likewise.
6581 (*ior<mode>3): Likewise.
6582 (*xor<mode>3): Likewise.
6583 (sse2_packsswb): Likewise.
6584 (sse2_packssdw): Likewise.
6585 (sse2_packuswb): Likewise.
6586 (sse2_punpckhbw): Likewise.
6587 (sse2_punpcklbw): Likewise.
6588 (sse2_punpckhwd): Likewise.
6589 (sse2_punpcklwd): Likewise.
6590 (sse2_punpckhdq): Likewise.
6591 (sse2_punpckldq): Likewise.
6592 (sse2_punpckhqdq): Likewise.
6593 (sse2_punpcklqdq): Likewise.
6594 (*sse2_pinsrw): Likewise.
6595 (*sse2_pextrw): Likewise.
6596 (sse2_pshufd_1): Likewise.
6597 (sse2_uavgv16qi3): Likewise.
6598 (sse2_uavgv8hi3): Likewise.
6599 (sse2_psadbw): Likewise.
6600 (sse2_pmovmskb): Likewise.
6601 (*sse2_maskmovdqu): Likewise.
6602 (*sse2_maskmovdqu_rex64): Likewise.
6603 (sse4a_extrqi): Likewise.
6604 (sse4a_extrq): Likewise.
6605 (sse3_lddqu): Set prefix_rep.
6606 (sse3_addsubv4sf3): Likewise.
6607 (sse3_haddv4sf3): Likewise.
6608 (sse3_hsubv4sf3): Likewise.
6609 (sse_cvtss2si): Likewise.
6610 (sse_cvtss2si_2): Likewise.
6611 (sse_cvtss2siq): Likewise.
6612 (sse_cvtss2siq_2): Likewise.
6613 (sse_cvttss2si): Likewise.
6614 (sse_cvttss2siq): Likewise.
6615 (sse2_cvttps2dq): Likewise.
6616 (sse3_movshdup): Likewise.
6617 (sse3_movsldup): Likewise.
6618 (sse2_cvtsd2si): Likewise.
6619 (sse2_cvtsd2si_2): Likewise.
6620 (sse2_cvtsd2siq): Likewise.
6621 (sse2_cvtsd2siq_2): Likewise.
6622 (sse2_cvttsd2si): Likewise.
6623 (sse2_cvttsd2siq): Likewise.
6624 (*sse2_cvtpd2dq): Likewise.
6625 (*sse2_cvttpd2dq): Likewise.
6626 (sse2_pshuflw_1): Likewise.
6627 (sse2_pshufhw_1): Likewise.
6628 (sse4a_insertqi): Likewise.
6629 (sse4a_insertq): Likewise.
6630 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6631 (ssse3_phadddv4si3): Likewise.
6632 (ssse3_phaddswv8hi3): Likewise.
6633 (ssse3_phsubwv8hi3): Likewise.
6634 (ssse3_phsubdv4si3): Likewise.
6635 (ssse3_phsubswv8hi3): Likewise.
6636 (ssse3_pmaddubswv8hi3): Likewise.
6637 (ssse3_pmulhrswv8hi3): Likewise.
6638 (ssse3_pshufbv16qi3): Likewise.
6639 (ssse3_psign<mode>3): Likewise.
6640 (ssse3_palignrti): Likewise.
6641 (abs<mode>2): Likewise.
6642 (ssse3_phaddwv4hi3): Set prefix_extra.
6643 (ssse3_phadddv2si3): Likewise.
6644 (ssse3_phaddswv4hi3): Likewise.
6645 (ssse3_phsubwv4hi3): Likewise.
6646 (ssse3_phsubdv2si3): Likewise.
6647 (ssse3_phsubswv4hi3): Likewise.
6648 (ssse3_pmaddubswv4hi3): Likewise.
6649 (ssse3_pmulhrswv4hi3): Likewise.
6650 (ssse3_pshufbv8qi3): Likewise.
6651 (ssse3_psign<mode>3): Likewise.
6652 (ssse3_palignrdi): Likewise.
6653 (abs<mode>2): Likewise.
6654 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6655 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6656 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6658 2007-04-23 Nick Clifton <nickc@redhat.com>
6660 * params.def: Fix formatting of emacs local variables.
6662 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6664 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6665 move if inter-unit move isn't allowed.
6666 Don't split moving the first element of V2DI to DI to inter-unit
6667 move if inter-unit move isn't allowed.
6669 2007-04-23 Richard Guenther <rguenther@suse.de>
6671 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6672 and CDI_POST_DOMINATORS separately.
6674 2007-04-23 Nick Clifton <nickc@redhat.com>
6676 * c.opt (Wformat-contains-nul): Add warning attribute.
6678 2007-04-23 Jan Hubicka <jh@suse.cz>
6680 * function.c (init_function_start): Don't init line number info.
6681 (expand_function_end): Update.
6682 (reset_block_changes, record_block_change, finalize_block_changes,
6683 check_block_change, free_block_changes): Kill.
6684 * function.h (reset_block_changes, record_block_change,
6685 finalize_block_changes, check_block_change, free_block_changes): Remove
6687 (struct function): Remove ib_boundaries_block.
6688 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6689 Use curr_insn_locator to initialize locator.
6690 (emit_line_note): Remove.
6691 * cfgexpand.c (expand_gimple_cond_expr): Update.
6692 (construct_exit_block): Likewise.
6693 (tree_expand_cfg): Initialize/finalize locators.
6694 * expr.c (expand_expr_real): Update.
6695 * cfglayout.c (line_locators_locs, line_locators_lines,
6696 file_locators_locs, file_locators_files): Remove.
6697 (set_block_levels): Move to cfgexpand.c.
6698 (insn_locators_initialize): Remove.
6699 (pass_insn_locators_initialize): Remove.
6700 (locations_locators_locs, locations_locators_vals): New static vars.
6701 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6703 (insn_locators_alloc, insn_locators_finalize,
6704 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6706 (locator_location): New.
6707 (locator_line, locator_file): Rewrite.
6708 * rtl.h (emit_line_note): Kill.
6709 (insn_locators_alloc, insn_locators_finalize,
6710 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6712 * tree-inline.c (initialize_cfun): Do not initialize
6713 ib_boundaries_block.
6714 * passes.c (pass_insn_locators_initialize): Remove.
6716 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6719 * expr.c (reduce_to_bit_field_precision): Handle
6722 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6724 PR tree-optimization/24659
6725 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6726 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6727 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6728 * genopinit.c (optabs): Rename vec_pack_mod_optab
6729 to vec_pack_trunc_optab.
6730 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6731 early for scalar floating point operands for NOP_EXPR.
6732 (vectorizable_type_promotion): Ditto.
6733 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6734 vec_pack_trunc_optab.
6735 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6737 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6738 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6739 Rename from VEC_PACK_MOD_EXPR.
6740 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6741 * expr.c (expand_expr_real_1): Ditto.
6742 * tree-inline.c (estimate_num_insns_1): Ditto.
6743 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6745 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6746 (vec_unpacks_lo_v4sf): Ditto.
6747 (vec_pack_trunc_v2df): Ditto.
6748 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6749 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6750 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6752 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6754 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6756 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6757 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6758 packing of floating point operands.
6759 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6760 represent unpacking of floating point operands.
6761 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6762 [vec_unpacks_hi]: Ditto.
6763 [vec_unpacks_lo]: Ditto.
6765 2007-04-22 Jan Hubicka <jh@suse.cz>
6767 * final.c (rest_of_handle_final): Call
6768 targetm.asm_out.constructor/targetm.asm_out.destructor
6769 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6770 proper priority via decl_*_priority_insert.
6771 * c-common.c (c_expand_body): Likewise.
6773 2007-04-22 Richard Guenther <rguenther@suse.de>
6775 PR tree-optimization/29789
6776 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6777 (rewrite_reciprocal): New helper split out from
6778 determine_invariantness_stmt.
6779 (rewrite_bittest): Likewise.
6780 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6781 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6784 2007-04-22 Revital Eres <eres@il.ibm.com>
6786 * loop-unroll.c (var_to_expand): New field to support also
6787 insns of the form x = something + x.
6788 (analyze_insn_to_expand_var): Use it.
6789 (expand_var_during_unrolling): Likewise.
6791 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6793 * predict.c: Include pointer-set.h.
6794 (bb_predictions): New variable.
6795 (tree_predicted_by_p, tree_predict_edge,
6796 remove_predictions_associated_with_edge): Use bb_predictions map
6797 instead of bb->predictions.
6798 (clear_bb_predictions, assert_is_empty): New functions.
6799 (combine_predictions_for_bb): Use bb_predictions map. Call
6800 clear_bb_predictions.
6801 (tree_estimate_probability): Create and free bb_predictions map.
6802 * Makefile.in (predict.o): Add pointer-set.h dependency.
6803 * basic-block.h (struct basic_block_def): Remove predictions
6805 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6807 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6810 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6813 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6815 * timevar.c (timevar_print): Change reference of --disable-checking to
6816 --enable-checking=release. Also warn if assert checking is disabled.
6818 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6821 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6822 decl as addressable if the compound literal was marked as
6824 Mark the decl as a gimple register if it is a complex or
6825 vector decl and does not live in memory.
6827 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6829 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6830 (GENERIC_NEXT): New function macro.
6831 (PHI_CHAIN): Use phi_node's new chain variable.
6832 (tree_phi_node): Change tree_common to tree_base
6833 and add the chain field.
6834 * tree-phinodes.c (make_phi_node): Don't set
6835 TREE_TYPE on the new node.
6836 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6837 instead of checking GIMPLE_TUPLE_P in chain_next.
6838 * tree-vect-transform.c
6839 (get_initial_def_for_induction): Look at
6840 PHI_RESULT_TREE for the type of the phi node.
6841 (update_vuses_to_preheader): Use PHI_CHAIN
6842 instead of TREE_CHAIN on the phi node.
6843 * tree-ssa-structalias.c (compute_points_to_sets):
6845 (ipa_pta_execute): Likewise.
6847 2007-04-21 Richard Guenther <rguenther@suse.de>
6850 * fold-const.c (fold_unary): Call fold_convert_const on the
6853 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6855 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6856 (store_killed_in_pat): New.
6858 2007-04-20 Richard Henderson <rth@redhat.com>
6861 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6862 TREE_LIST with a void_type_node value, not void_list_node exactly.
6864 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6866 * doc/standards.texi: Re-arrange into language-specific
6867 subsections. Add a C++ section, documenting which standards we
6870 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6872 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6873 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6875 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6877 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6878 ecrti.o and crtbegin.o.
6879 (LIB_DEFAULT_SPEC): Include -lc.
6880 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6882 2007-04-20 Richard Henderson <rth@redhat.com>
6885 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6886 argument; update all callers.
6887 (get_unaligned_offset): New.
6888 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6889 get_unaligned_address, just pass on the address directly.
6890 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6891 the subreg in the helper patterns.
6892 (unaligned_extendqidi_le): Use get_unaligned_offset.
6893 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6894 (unaligned_extendhidi_be): Likewise.
6895 (unaligned_extendhidi): Tidy.
6896 * config/alpha/alpha-protos.h: Update.
6898 2007-04-20 Richard Henderson <rth@redhat.com>
6900 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6901 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6902 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6903 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6904 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6905 (CPP_SPEC): Don't include %(cpp_subtarget).
6906 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6907 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6908 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6910 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6912 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6913 for __builtin_ia32_cmpordss.
6915 PR tree-optimization/31632
6916 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6917 and arg1 for optimizations of comparison against min/max values.
6918 Fold arg0 to arg1's type for optimizations of comparison against
6919 min+1 and max-1 values.
6921 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6923 * reload.c (combine_reloads): When trying to use a dying register,
6924 check whether it's uninitialized and don't use if so.
6926 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6928 * fold-const.c: Remove prototypes for native_encode_expr and
6929 native_interpret_expr.
6930 (native_encode_expr): Make non-static.
6931 (native_interpret_expr): Likewise.
6932 * tree.h: Add prototypes for the above.
6934 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6936 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6937 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6938 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6939 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6940 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6941 Add length attributes.
6943 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6945 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6948 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6949 __STDC_WANT_DEC_FP__.
6951 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6953 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6954 for long double compatibility.
6955 * configure: Regenerate.
6957 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6959 PR rtl-optimization/29841
6960 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6962 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6963 that may cause control flow transfer from being moved.
6965 2007-04-18 Jan Hubicka <jh@suse.cz>
6967 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6970 2007-04-18 Eric Christopher <echristo@apple.com>
6972 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6973 only. Update operands.
6974 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6975 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6976 link register to pic register.
6978 2007-04-18 Dirk Mueller <dmueller@suse.de>
6981 * tree-vrp.c (search_for_addr_array): New.
6982 (check_array_bounds): Suppress warning about
6983 address taken of array refs if its not de-referenced.
6985 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6987 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6988 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6990 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6991 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6992 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6994 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6996 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6998 (vect_analyze_scalar_cycles): Fix indentation.
6999 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7000 (vect_mark_relevant): Include phis in relevance analysis.
7002 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7004 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7006 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7007 output_operand_lossage().
7009 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7011 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7012 the unused code for reduction without adjust-in-epilog to simplify the
7015 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7017 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7018 (S390_TDC_NEGATIVE_ZERO): New constant.
7019 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7020 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7021 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7022 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7023 (S390_TDC_POSITIVE_INFINITY): New constant.
7024 (S390_TDC_NEGATIVE_INFINITY): New constant.
7025 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7026 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7027 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7028 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7029 (S390_TDC_INFINITY): New constant.
7030 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7031 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7032 optimization for UNSPEC_CCZ_TO_INT.
7033 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7034 ("*ccz_to_int"): New insn.
7035 ("isinf<mode>2"): New insn.
7036 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7037 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7038 (UNSPEC_CCZ_TO_INT): New constant.
7040 2007-04-18 Richard Guenther <rguenther@suse.de>
7042 PR tree-optimization/19431
7043 PR tree-optimization/21463
7044 * tree-pass.h (pass_phiprop): Declare.
7045 * passes.c (init_optimization_passes): New phiprop pass.
7046 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7047 (phivn_valid_p): New helper function.
7048 (phiprop_insert_phi): Likewise.
7049 (propagate_with_phi): Likewise.
7050 (tree_ssa_phiprop): New propagator propagating loads
7051 through phi nodes if profitable.
7053 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7055 * tree-vect-analyze.c (process_use): New function.
7056 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7057 Check phis in all bbs.
7058 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7061 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7063 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7066 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7069 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7072 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7074 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7076 (sse_vmmulv4sf3): Likewise.
7077 (sse2_vmaddv2df3): Likewise.
7078 (sse2_vmmulv2df3): Likewise.
7080 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7082 PR rtl-optimization/31360
7083 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7084 (target_reg_cost): New.
7085 (init_set_costs): Initialize target_reg_cost. Add comments
7086 regarding the rationale of the costs.
7087 (global_cost_for_size): Renamed to...
7088 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7089 of register pressure.
7090 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7091 estimate_reg_pressure_cost. Add number of ivs.
7092 (determine_set_costs): Dump target_reg_cost.
7093 * loop-invariant.c (gain_for_invariant): Use
7094 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7095 (best_gain_for_invariant, find_invariants_to_move): Remove
7097 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7098 (target_reg_cost): Declare.
7099 (global_cost_for_size): Declaration removed.
7100 (estimate_reg_pressure_cost): Declare.
7102 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7104 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7105 regnos into even/odd register pairs.
7106 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7107 TDmode similar to the other floating point modes.
7108 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7109 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7111 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7112 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7113 (movdd_hardfloat64): Use TARGET_MFPGPR.
7115 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7117 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7120 2005-01-05 Richard Henderson <rth@redhat.com>
7122 * reload1.c (do_input_reload): Restrict the optimization deleteing
7123 a previous output reload to RELOAD_FOR_INPUT.
7125 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7127 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7128 induc_vec_info_type.
7129 (vectorizable_induction): New function declaration.
7130 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7131 check if already vectorized. Find first place in BB where new stmts
7132 can be inserted. Takes only one argument.
7133 (vectorizable_induction): New function.
7134 (vect_transform_stmt): Add case for induc_vec_info_type to call
7135 vectorizable_induction.
7136 (vect_transform_loop): Consider phis for vectorization.
7137 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7139 (analyze_operations): Call vectorizable_induction when analyzing phis.
7141 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7142 (vect_mark_relevant): Include phis in relevance analysis.
7143 (vect_mark_stmts_to_be_vectorize): Likewise.
7144 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7146 2007-04-16 Lawrence Crowl <crowl@google.com>
7148 * doc/invoke.texi (Debugging Options): Add documentation for the
7149 -femit-struct-debug options -femit-struct-debug-baseonly,
7150 -femit-struct-debug-reduced, and
7151 -femit-struct-debug-detailed[=...].
7153 * c-opts.c (c_common_handle_option): Add
7154 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7155 and OPT_femit_struct_debug_detailed_.
7156 * c.opt: Add specifications for
7157 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7158 and -femit-struct-debug-detailed[=...].
7159 * opts.c (set_struct_debug_option): Parse the
7160 -femit-struct-debug-... options.
7161 * opts.c (matches_main_base, main_input_basename,
7162 main_input_baselength, base_of_path, matches_main_base): Add
7163 variables and functions to compare header base name to compilation
7165 * opts.c (should_emit_struct_debug): Add to determine to emit a
7166 structure based on the option.
7167 (dump_struct_debug) Also disabled function to debug this
7169 * opts.c (handle_options): Save the base name of the
7172 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7173 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7174 This hook indicates if a type is generic. Set it by default
7176 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7177 to determine if a struct type is generic or not.
7178 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7179 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7180 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7183 * flags.h (enum debug_info_usage): Add an enumeration to describe
7184 a program's use of a structure type.
7185 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7186 to indicate the program's usage of the type. Filter structs based
7187 on the -femit-struct-debug-... specification.
7188 (gen_type_die): Split into two routines, gen_type_die and
7189 gen_type_die_with_usage. gen_type_die is now a wrapper
7190 that assumes direct usage.
7191 (gen_type_die_with_usage): Replace calls to gen_type_die
7192 with gen_type_die_with_usage adding the program usage of
7193 the referenced type.
7194 (dwarf2out_imported_module_or_decl): Suppress struct debug
7195 information using should_emit_struct_debug when appropriate.
7197 2007-04-16 Ian Lance Taylor <iant@google.com>
7199 PR tree-optimization/31522
7200 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7201 (vrp_initialize): Allocate vr_phi_edge_counts.
7202 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7203 executable edge. Drop test for all constants.
7204 (vrp_finalize): Free vrp_phi_edge_counts.
7206 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7207 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7209 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7210 predecessors at head rather than tail.
7212 2007-04-16 Matthias Klose <doko@debian.org>
7214 * config/alpha/linux.h (CPP_SPEC): Define.
7215 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7217 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7219 * function.h: Remove sequence_stack extern declaration.
7221 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7223 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7225 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7228 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7230 * config/avr/avr.c (avr_arch_types): Rearranging array.
7231 (enum avr_arch): Add.
7232 (avr_mcu_types): Use avr_arch enumeration constants instead of
7234 * config/avr/avr.h (LINK_SPEC): Simplify.
7236 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7238 * config/m68k/m68k.c (m68k_libcall_value,
7239 m68k_function_value): Use macros for register names more.
7241 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7243 (M68K_REGNAME): Use A6_REG.
7244 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7246 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7249 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7250 'pending_read_list_length' and 'pending_write_list_length'. Update
7252 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7253 to handle two length counters instead of one. Update all uses.
7254 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7255 two length counters instead of one.
7256 * sched-rgn.c (propagate_deps): Update to handle two length counters
7259 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7262 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7263 copy of source, pass it to ix86_expand_vector_set and return
7266 2007-04-16 David Ung <davidu@mips.com>
7267 Joseph Myers <joseph@codesourcery.com>
7269 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7270 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7271 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7272 Add 74K processor information.
7273 * config/mips/mips.md: Include 74k.md.
7274 (cpu): Add 74kc,74kf,74kx.
7275 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7276 * config/mips/74k.md: New.
7277 * doc/invoke.texi (MIPS Options): Document 74K support.
7279 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7281 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7282 vectorizable_* functions.
7283 * tree-vect-transform.c (vectorizable_call): Add check for
7284 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7285 (vectorizable_store): likewise.
7286 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7288 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7289 (vectorizable_type_promotion, vectorizable_load): Likewise.
7290 (vectorizable_live_operation, vectorizable_condition): Likewise.
7291 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7293 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7295 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7297 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7298 register numbers more.
7299 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7300 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7301 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7302 FUNCTION_VALUE_REGNO_P): Likewise.
7303 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7304 STATIC_CHAIN_REGNUM): Likewise.
7305 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7306 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7307 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7308 * config/m68k/m68k.md (FP_REG): New.
7310 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7312 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7315 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7317 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7318 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7321 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7323 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7326 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7329 * c-decl.c (finish_decl): Grab the type of the decl after the call
7330 to store_init_value.
7332 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7334 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7336 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7339 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
7340 post dominators and cleanup cfg before returning.
7342 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7344 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7345 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7347 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7349 * config.gcc: Recognize fido.
7350 * config/m68k/m68k-devices.def (fidoa): New.
7351 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7353 (FL_FIDOA, TARGET_FIDOA): New.
7354 * config/m68k/m68k.opt (mfidoa): New.
7356 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7359 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7360 when a personality function is used.
7362 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7364 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7366 2007-04-13 Mike Stump <mrs@apple.com>
7368 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7370 * config/darwin.opt (fapple-kext): Make C++ only.
7371 * config/darwin.c (darwin_override_options): Remove code to ensure
7372 -fapple-kext is given for C++ only.
7374 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7376 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7377 * config/mips/mips.c (override_options): Call
7378 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7380 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7382 * config/i386/i386.opt (msvr3-shlib): Removed.
7384 * doc/invoke.texi: Remove -msvr3-shlib.
7386 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7388 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7389 with "popcnt" instruction.
7391 2007-04-13 Richard Guenther <rguenther@suse.de>
7393 PR tree-optimization/21258
7394 * tree-vrp.c (compare_case_labels): New helper.
7395 (find_switch_asserts): New function.
7396 (find_assert_locations): Call it for SWITCH_EXPRs.
7398 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7400 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7401 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7402 check is now implied in X87_FLOAT_MODE_P.
7403 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7404 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7405 (fix_trunc<mode>_i386_fisttp): Ditto.
7406 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7407 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7408 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7409 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7410 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7411 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7412 (unnamed_splitters): Ditto.
7413 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7414 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7415 FIRST_SSE_REG for local functions when SSE math is enabled or
7416 for functions with sseregparm attribute.
7417 (standard_80387_constant_p): Return -1 if mode is not
7419 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7420 (ix86_expand_compare): Ditto.
7421 (ix86_expand_carry_flag_compare): Ditto.
7422 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7423 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7424 DECIMAL_FLOAT_MODE_P.
7425 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7426 of SCALAR_FLOAT_MODE_P.
7427 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7428 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7429 checks before FLOAT_MODE_P.
7430 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7431 before FLOAT_MODE_P.
7436 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7438 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7439 Charles Wilson <libtool@cwilson.fastmail.fm>
7441 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7442 (libgcc.mvars): Don't depend on them.
7443 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7444 * exec-tool.in: New.
7446 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7448 * doc/invoke.text (--help): Document --help=common.
7450 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7452 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7454 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7456 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7457 * genemit.c (main): Emit #include "integrate.h".
7458 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7459 (LOADGP_RTP): New mips_loadgp_style.
7460 * config/mips/mips.h: Include config/vxworks-dummy.h.
7461 (TARGET_RTP_PIC): New macro.
7462 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7463 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7464 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7466 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7467 -mvxworks-pic when using -mrtp and a PIC option.
7468 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7470 (mips_symbolic_constant_p, mips_symbolic_address_p)
7471 (mips_symbol_insns): Handle SYMBOL_HALF.
7472 (override_options): Warn about -G and -mrtp being used together.
7473 Initialize mips_lo_relocs[SYMBOL_HALF].
7474 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7475 (mips_emit_loadgp): Handle LOADGP_RTP.
7476 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7477 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7478 (tablejump): Handle function-relative case table entries if
7480 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7482 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7484 * config/mips/mips.md (load_call<mode>): Allow any general register.
7486 (sibcall_value_internal, sibcall_value_multiple_internal)
7487 (call_value_internal, call_value_split, call_value_multiple_internal)
7488 (call_value_multiple_split): Remove constraints from operand 0.
7490 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7492 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7493 rather than loadgp_noshared.
7494 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7495 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7497 * config/mips/mips.md (loadgp): Rename to...
7498 (loadgp_newabi): ...this.
7499 (loadgp_noshared): Rename to...
7500 (loadgp_absolute): ...this.
7502 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7504 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7505 false for locally-binding symbols.
7506 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7508 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7510 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7511 (SYMBOL_GOT_PAGE_OFST): ...this.
7512 (SYMBOL_GOT_GLOBAL): Rename to...
7513 (SYMBOL_GOT_DISP): ...this.
7514 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7515 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7516 * config/mips/mips.c (mips_global_symbol_p): New function.
7517 (mips_symbol_binds_local_p): Likewise.
7518 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7519 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7520 and mips_symbol_binds_local_p.
7521 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7522 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7523 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7525 (mips_ok_for_lazy_binding_p): New function.
7526 (mips_load_call_address, mips_expand_call): Use it.
7527 (mips_dangerous_for_la25_p): Likewise.
7528 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7529 (*got_disp<mode>): Use got_disp_operand instead of
7530 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7531 SYMBOL_GOTOFF_GLOBAL.
7532 (*got_page<mode>): Use got_page_ofst_operand instead of
7534 * config/mips/predicates.md (const_call_insn_operand): Use
7535 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7536 (global_got_operand): Rename to...
7537 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7539 (local_got_operand): Rename to...
7540 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7541 of SYMBOL_GOT_LOCAL.
7543 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7545 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7546 TARGET_CALL_CLOBBERED_GP.
7547 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7548 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7549 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7550 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7551 of TARGET_ABICALLS && !TARGET_NEWABI.
7552 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7553 * config/mips/mips.c (mips_load_call_address): Check
7554 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7555 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7556 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7557 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7558 TARGET_ABICALLS && TARGET_NEWABI.
7559 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7561 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7562 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7563 TARGET_ABICALLS && TARGET_NEWABI.
7564 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7565 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7566 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7567 whether indirect calls must use $25.
7568 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7570 * config/mips/mips.md (jal_macro): Check flag_pic and
7571 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7572 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7573 instead of TARGET_ABICALLS.
7574 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7575 TARGET_ABICALLS && TARGET_OLDABI.
7576 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7577 (sibcall): In the comment above the define_insn, mention
7578 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7579 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7580 instead of TARGET_ABICALLS.
7582 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7584 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7585 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7586 (MACFLAGS_MATCH_P): New macro.
7587 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7588 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7589 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7590 the other MACFLAG constants.
7591 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7592 (flag_machi): Tighten constraints. Renumber some of the operands.
7593 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7595 (flag_machi_parts_acconly): New pattern.
7596 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7598 (flag_macinit1hi): Tighten constraints.
7599 (flag_mul_macv2hi_parts_acconly): New pattern.
7601 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7602 Use a more efficient implementation.
7603 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7604 inline sequences when not optimizing for size.
7606 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7607 movhi_high2low): Delete, merge functionality into...
7608 (packv2hi): ... this pattern.
7610 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7611 * config/bfin/bfin.opt (msim): New option.
7612 (mcpu=): New option.
7613 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7614 (bfin_cpu_t): Typedef of enum bfin_cpu.
7615 (bfin_cpu_type): New declaration.
7616 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7617 -msim and -mcpu= options.
7618 (LIB_SPEC): Likewise.
7619 * config/bfin/bfin.c (bfin_cpu_type): Define.
7620 (bfin_handle_option): Handle -mcpu= option.
7621 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7622 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7623 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7625 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7627 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7628 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7629 (powerpc-wrs-vxworksae): Use ${tm_file}.
7630 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7631 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7632 * config/i386/vx-common.h: New file.
7634 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7636 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7639 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7641 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7644 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7648 * c-common.c (c_build_qualified_type): Set canonical type
7651 2007-04-12 Richard Guenther <rguenther@suse.de>
7653 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7654 lower bound and element size if lower bound is not zero
7655 or either of the ARRAY_REF operands is set.
7657 2007-04-12 Richard Guenther <rguenther@suse.de>
7659 PR tree-optimization/24689
7660 PR tree-optimization/31307
7661 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7663 * gimplify.c (canonicalize_addr_expr): To be consistent with
7664 gimplify_compound_lval only set operands two and three of
7665 ARRAY_REFs if they are not gimple_min_invariant. This makes
7666 it never at this place.
7667 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7669 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7671 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7672 null before emitting a .nsubspa directive.
7674 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7676 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7677 need_to_partition_p if there are no memory statements in the
7680 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7682 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7683 (gcd_of_steps_may_divide_p): New function.
7684 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7686 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7688 * reload.c (find_reloads_toplev, find_reloads_address,
7689 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7690 not a pointer equality test, to decide if we need to call
7691 push_reg_equiv_alt_mem.
7693 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7695 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7696 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7697 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7699 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7701 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7702 vector to be positive.
7704 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7708 * doc/invoke.texi: Document --params max-aliased-vops and
7710 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7711 debug_memory_partitions): Move to tree-flow.h
7712 * params.h (AVG_ALIASED_VOPS): Define.
7713 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7715 (mp_info_t): Likewise.
7716 (get_mem_sym_stats_for): New.
7717 (set_memory_partition): Move from tree-flow-inline.h.
7718 (mark_non_addressable): Only clear the set of symbols for the
7719 partition if it exists.
7720 (dump_memory_partitions): Move from tree-ssa-operands.c
7721 (debug_memory_partitions): Likewise.
7722 (need_to_partition_p): New.
7723 (dump_mem_ref_stats): New.
7724 (debug_mem_ref_stats): New.
7725 (dump_mem_sym_stats): New.
7726 (debug_mem_sym_stats): New.
7727 (update_mem_sym_stats_from_stmt): New.
7728 (compare_mp_info_entries): New.
7729 (mp_info_cmp): Call it.
7730 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7732 (get_mpt_for): Move from tree-ssa-operands.c.
7733 (find_partition_for): New.
7734 (create_partition_for): Remove.
7735 (estimate_vop_reduction): New.
7736 (update_reference_counts): New.
7737 (build_mp_info): New.
7738 (compute_memory_partitions): Refactor.
7739 Document new heuristic.
7740 Call build_mp_info, update_reference_counts,
7741 find_partition_for and estimate_vop_reduction.
7742 (compute_may_aliases): Populate virtual operands before
7743 calling debugging dumps.
7744 (delete_mem_sym_stats): New.
7745 (delete_mem_ref_stats): New.
7746 (init_mem_ref_stats): New.
7747 (init_alias_info): Call it.
7748 (maybe_create_global_var): Remove alias_info argument.
7749 Get number of call sites and number of pure/const call sites
7750 from gimple_mem_ref_stats().
7751 (dump_alias_info): Call dump_memory_partitions first.
7752 (dump_points_to_info_for): Show how many times a pointer has
7754 * opts.c (decode_options): For -O2 set --param
7755 max-aliased-vops to 500.
7756 For -O3 set --param max-aliased-vops to 1000 and --param
7757 avg-aliased-vops to 3.
7758 * fortran/options.c (gfc_init_options): Remove assignment to
7760 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7761 * tree-dfa.c (dump_variable): Dump memory reference
7763 Dump NO_ALIAS* settings.
7764 (referenced_var_lookup): Tidy.
7765 (mem_sym_stats): New.
7766 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7767 and ORIG are different SSA names for a memory partition.
7768 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7769 * tree-flow.h (struct mem_sym_stats_d): Define.
7770 (mem_sym_stats_t): Define.
7771 (struct mem_ref_stats_d): Define.
7772 (struct gimple_df): Add field mem_ref_stats.
7773 (enum noalias_state): Define.
7774 (struct var_ann_d): Add bitfield noalias_state.
7775 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7776 debug_mem_ref_stats, debug_memory_partitions,
7777 debug_mem_sym_stats): Declare.
7778 * tree-ssa-structalias.c (update_alias_info): Update call
7779 sites, pure/const call sites and asm sites in structure
7780 returned by gimple_mem_ref_stats.
7781 Remove local variable IS_POTENTIAL_DEREF.
7782 Increase NUM_DEREFS if the memory expression is a potential
7784 Call update_mem_sym_stats_from_stmt.
7785 If the memory references memory, call
7786 update_mem_sym_stats_from_stmt for all the direct memory
7787 symbol references found.
7788 (intra_create_variable_infos): Set noalias_state field for
7789 pointer arguments according to the value of
7790 flag_argument_noalias.
7791 * tree-ssa-structalias.h (struct alias_info): Remove fields
7792 num_calls_found and num_pure_const_calls_found.
7793 (update_mem_sym_stats_from_stmt): Declare.
7794 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7795 Set default value to 100.
7796 (PARAM_AVG_ALIASED_VOPS): Define.
7798 2007-04-11 Richard Guenther <rguenther@suse.de>
7801 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7802 a * -b + c as c - a * b if we honor sign dependent rounding.
7804 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7806 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7808 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7809 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7811 (initialize_trampoline): Don't use old-style function definition.
7812 (bfin_secondary_reload): Mark IN_P argument as unused.
7814 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7816 PR tree-optimization/31343
7817 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7818 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7819 * testsuite/gcc.dg/vect/pr31343.c: New.
7821 2007-04-10 Eric Christopher <echristo@apple.com>
7823 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7824 * config/i386/i386.md (*cmpfp0): Use.
7825 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7826 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7827 (fix_trunc<mode>_i386_fisttp): Ditto.
7828 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7829 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7830 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7831 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7832 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7833 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7834 (unnamed_splitters): Ditto.
7835 * config/i386/i386.c (output_fix_trunc): Assert that
7836 we're not being passed a TFmode operand.
7838 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7840 PR tree-optimization/31526
7841 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7842 n_basic_blocks to find newly added blocks.
7844 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7846 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7848 (fix_trunc<mode>si_sse): Ditto.
7849 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7850 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7851 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7852 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7853 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7854 expander using SSEMODEF mode macro.
7855 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7856 expander using SSEMODEF mode macro.
7857 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7858 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7859 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7860 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7861 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7862 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7863 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7864 Macroize insn using X87MODEF mode macro.
7866 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7868 * config/i386/sse.md (sse2_pinsrw): Removed.
7869 (sse2_pextrw): Renamed to ...
7870 (*sse2_pextrw): This.
7872 2007-04-09 Jan Hubicka <jh@suse.cz>
7875 * config/i386/sse.md
7876 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7877 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7878 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7879 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7881 2007-04-09 Jan Hubicka <jh@suse.cz>
7883 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7884 multiple fields of union.
7886 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7888 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7889 (create_preheaders): Check that loops are available.
7890 (fix_loop_structure): Clean up, improve comments.
7891 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7892 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7894 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7895 * predict.c (tree_estimate_probability): Do not call
7896 calculate_dominance_info. Call create_preheaders.
7897 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7898 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7900 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7901 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7902 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7903 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7906 2007-04-08 Jan Hubicka <jh@suse.cz>
7908 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7909 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7910 * fold-const.c (fold_unary): Use it.
7912 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7914 * varasm.c (assemble_variable): Remove call to
7915 lang_hooks.decls.prepare_assemble_variable.
7916 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7917 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7918 * langhooks.h (lang_hooks_for_decls): Remove
7919 prepare_assemble_variable.
7921 2007-04-08 Mike Stump <mrs@apple.com>
7923 * config/i386/i386.c: Use inc/dec on Core2.
7925 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7927 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7928 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7929 lhd_tree_inlining_end_inlining): Remove.
7930 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7931 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7933 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7934 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7935 lhd_tree_inlining_end_inlining): Remove prototypes.
7936 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7937 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7938 LANG_HOOKS_TREE_INLINING_START_INLINING,
7939 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7941 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7944 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7947 * config/avr/predicates.md (io_address_operand): Delete predicate.
7948 (low_io_address_operand): Don't use 'mode' argument.
7949 (higth_io_address_operand): Rename ...
7950 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7951 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7954 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7956 Revert change removing staticp.
7958 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7961 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7964 2007-04-07 Bruce Korb <bkorb@gnu.org>
7966 * c.opt: Add -Wformat-contains-nul.
7967 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7969 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7970 the NUL byte warning.
7972 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7974 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7976 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7978 * tree.c (staticp): No longer use staticp langhook.
7979 * langhooks.c (lhd_staticp): Removed.
7980 * langhooks.h (struct lang_hooks): Remove staticp.
7981 * c-common.c (c_staticp): Remove.
7982 * c-common.h (c_staticp): Ditto.
7983 * langhooks-defs.h (lhd_staticp): Ditto.
7984 (LHD_HOOKS_STATICP): Ditto
7985 * tree.h (gcc_assert_lowered): New macro.
7987 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7989 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7990 argument "reliable".
7991 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7992 Add argument "reliable". Propagate it through calls.
7993 (infer_loop_bounds_from_undefined): Derive number of iterations
7994 estimates from references in blocks that do not dominate loop latch.
7995 (gcov_type_to_double_int): New function.
7996 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7997 and expected_loop_iterations_unbounded.
7998 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7999 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8000 * tree-data-ref.c (estimated_loop_iterations): Export.
8001 (get_references_in_stmt): Fix -- do not return addresses of local
8003 * cfgloop.h (expected_loop_iterations_unbounded,
8004 estimated_loop_iterations): Declare.
8006 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8008 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8010 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8012 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8013 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8014 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8015 Use output_387_reg_move().
8016 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8017 expander using X87MODEF12 mode macro.
8018 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8019 choosing register preferences. Use output_387_reg_move().
8020 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8021 instead of "x". Use output_387_reg_move().
8022 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8023 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8024 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8025 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8026 Use output_387_reg_move().
8027 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8029 (*truncxf?f_i387 splitter): Ditto.
8031 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8033 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8034 LANG_HOOKS_SAFE_FROM_P.
8035 * expr.c (safe_from_p): Remove langhook call.
8036 * langhooks.h (lang_hooks): Remove safe_from_p.
8037 (lhd_safe_from_p): Remove prototype.
8038 * langhooks.c (lhd_safe_from_p): Remove.
8040 2007-04-06 Jan Hubicka <jh@suse.cz>
8042 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8045 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8047 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8048 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8049 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8050 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8052 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8053 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8055 2007-04-05 Richard Henderson <rth@redhat.com>
8057 * config/alpha/alpha.c (print_operand) [+]: Remove.
8058 (alpha_end_function): Print nop if call at end of function.
8059 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8060 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8061 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8062 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8063 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8064 the call pattern. Update peepholes to match.
8066 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8068 * doc/extend.texi (Other Builtins): Add decimal float variants
8070 * builtins.def: Ditto.
8071 * builtins.c (expand_builtin): Ditto.
8073 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8074 H.J. Lu <hongjiu.lu@intel.com>
8077 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8078 of V8HImode when calling ix86_binary_operator_ok.
8079 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8080 (sdot_prodv8hi): Operands 1 and 2 must be register.
8082 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8084 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8085 initialize align to silence bogus warning.
8087 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8090 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8092 (struct sra_walk_fns): Remove use_all parameter from use.
8093 (sra_hash_tree): Handle BIT_FIELD_REFs.
8094 (sra_elt_hash): Don't hash bitfld blocks.
8095 (sra_elt_eq): Skip them in parent compares as well. Handle
8097 (sra_walk_expr): Don't maintain or pass down use_all_p.
8098 (scan_use): Remove use_all parameter.
8099 (scalarize_use): Likewise. Re-expand assignment to
8100 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8101 output, and re-scalarize after output. Don't mark anything
8103 (scalarize_ldst): Adjust.
8104 (scalarize_walk_gimple_modify_statement): Likewise.
8105 (build_element_name_1): Handle BIT_FIELD_REFs.
8106 (instantiate_element): Don't warn for any element whose parent
8108 (instantiate_missing_elements_1): Return the sra_elt.
8109 (canon_type_for_field): New.
8110 (try_instantiate_multiple_fields): New.
8111 (instantiate_missing_elemnts): Use them.
8112 (mark_no_warning): Removed.
8113 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8114 (REPLDUP, sra_build_elt_assignment): New.
8115 (generate_copy_inout): Use them.
8116 (generate_element_copy): Likewise. Handle bitfld differences.
8117 (generate_element_zero): Don't recurse for blocks. Use
8118 sra_build_elt_assignment.
8119 (generate_one_element_int): Take elt instead of var. Use
8120 sra_build_elt_assignment.
8121 (generate_element_init_1): Adjust.
8122 (scalarize_use, scalarize_copy): Use REPLDUP.
8123 (scalarize_ldst): Move assert before dereference.
8124 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8126 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8128 * regmove.c: Fix unused variable warnings due to previous commit.
8130 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8132 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8133 (regmove_bb_head): Remove.
8134 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8135 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8136 problems with fixup_match_1.
8137 Don't initialize/free regmove_bb_head.
8139 (reg_is_remote_constant_p): If an insn is in the same basic block
8140 but not before INSN, consider it remote, too.
8142 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8145 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8146 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8148 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8150 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8151 (CONDITIONAL_REGISTER_USAGE): Likewise.
8153 2007-04-04 Richard Henderson <rth@redhat.com>
8155 * config/alpha/lib1funcs.asm: Remove unused file.
8157 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8160 * opts.c (print_specific_help): Fix --help=<language>
8162 (common_handle_option): Support --help=common.
8164 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8167 * gcc.c (main): Do not run the linker if
8168 print_subprocess_help indicates that it shouldn't be
8171 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8174 * doc/invoke.texi (--help=): Document <languages> value, fix
8175 formatting in tables of values.
8177 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8179 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8180 dllimport attribute of virtual methods.
8182 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8184 * config/score/crti.asm: Change _bss_start to __bss_start.
8185 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8186 (OUTGOING_REG_PARM_STACK_SPACE) update.
8187 * config/score/score.opt: add options to make backend support
8188 score5, score5u, score7 and score7d.
8189 * config/score/score.md: Likewise.
8190 * config/score/misc.md: Likewise.
8191 * config/score/mac.md: Likewise.
8192 * doc/invoke.texi: Likewise.
8193 * doc/md.texi: update constraints define.
8195 2007-04-03 Richard Henderson <rth@redhat.com>
8197 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8198 an appropriate type, use the mode instead.
8200 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8202 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8203 Set the default --with-arch setting to mips2.
8204 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8205 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8206 (MULTILIB_OSDIRNAMES): Delete.
8207 (MULTILIB_DIRNAMES): Define.
8208 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8209 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8210 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8211 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8212 VXWORKS_OS_CPP_BUILTINS.
8213 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8214 (MIPS_DEBUGGING_INFO): Undefine.
8215 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8217 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8220 * fold-const.c (native_encode_real): Encode real.c provided longs
8221 as a series of 32-bit native integers.
8222 (native_interpret_real): Interpret buffer as a series of 32-bit
8225 2007-04-03 Richard Guenther <rguenther@suse.de>
8227 * genpreds.c (write_insn_constraint_len): Write function
8228 optimized for CONSTRAINT_LEN implementation.
8229 (write_tm_preds_h): Output insn_constraint_len inline and
8230 use it for CONSTRAINT_LEN.
8231 (write_insn_preds_c): Don't output insn_constraint_len.
8232 * doc/md.texi (define_register_constraint): Document multi-letter
8233 constraints shall have the same length if they start with the same
8236 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8239 * config/i386/i386.md (isinf<mode>2): Expand only when
8240 TARGET_C99_FUNCTIONS is set.
8242 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8244 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8245 (x86_64-*-linux*): Ditto.
8246 * config/i386/i386.opt (mpc): New option.
8247 * config/i386/i386.c (overrride_options): Handle
8248 ix87_precision_string.
8249 * config/i386/crtprec.c: New file.
8250 * config/i386/t-crtpc: Ditto.
8251 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8253 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8254 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8255 crtprec32.o, crtprec64.o and crtprec80.o.
8257 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8259 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8261 2007-04-02 Eric Christopher <echristo@apple.com>
8263 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8264 limitations on darwin.
8266 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8269 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8271 2007-04-02 Dave Korn <dave.korn@artimi.com>
8273 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8275 2007-04-02 Dave Korn <dave.korn@artimi.com>
8277 * libgcc2.h (exception_descriptor): Don't forward-declare.
8278 (__get_eh_table_language, __get_eh_table_version): Delete
8279 prototypes of long-dead functions.
8281 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8283 * ebitmap.h: New file
8284 * ebitmap.c: New file
8285 * Makefile.in (ebitmap.o): New target.
8287 2007-04-01 Jan Hubicka <jh@suse.cz>
8289 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8290 before very first instruction.
8292 2007-04-01 Jan Hubicka <jh@suse.cz>
8294 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8295 waring on 64bit hosts.
8296 * bitmap.h: Fix typo in bitmap_head_def.
8298 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8300 PR rtl-optimization/31391
8301 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8302 into a DELETED_LABEL note, and the label is in an empty basic
8303 block, update BB_END as well as BB_HEAD.
8305 2007-04-01 Richard Henderson <rth@redhat.com>
8307 PR tree-optimization/31169
8308 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8309 to varying if the range is outside [0, prec-1].
8311 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8314 * config/mips/mips.md (load_const_gp): New insn.
8315 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8316 the MIPS16 GP pseudo register if no_new_pseudos.
8317 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8319 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8322 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8324 (call_value): Likewise.
8326 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8327 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8330 * doc/invoke.texi: (optimization options): Reword description
8331 of -ffast-math. Document its primary purpose.
8333 2007-03-31 Richard Guenther <rguenther@suse.de>
8335 * omp-low.c (splay-tree.h): Include.
8336 (lookup_decl): Replace splay-tree usage by pointer-map.
8337 (maybe_lookup_decl): Likewise.
8338 (new_omp_context): Likewise.
8339 (delete_omp_context): Likewise.
8340 * gimplify.c (splay-tree.h): Include.
8341 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8343 (remap_ssa_name): Likewise.
8344 (remap_decl): Likewise.
8345 (remap_type_1): Likewise.
8346 (remap_type): Likewise.
8347 (copy_body_r): Likewise.
8348 (expand_call_inline): Likewise.
8349 (clone_body): Likewise.
8350 (copy_tree_r): Likewise.
8351 (remap_save_expr): Likewise.
8352 (unsave_r): Likewise.
8353 (unsave_expr_now): Likewise.
8354 (tree_function_versioning): Likewise.
8355 (build_duplicate_type): Likewise.
8356 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8357 (struct copy_body_data): Replace splay-tree by pointer-map.
8358 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8359 not $(SPLAY_TREE_H).
8360 (gimplify.o): Depend on $(SPLAY_TREE_H).
8361 (omp-low.p): Likewise.
8363 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8365 * config/avr/predicates.md (even_register_operand,
8366 odd_register_operand): New predicates.
8367 * config/avr/avr.md (movw peephole2): New.
8368 (movw_r peephole2): New.
8370 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8372 * tree.h (get_signed_or_unsigned_type): New.
8373 * fold-const.c (operand_equal_for_comparison_p): Use
8374 get_signed_or_unsigned_type instead of
8375 lang_hooks.types.signed_or_unsigned_type.
8376 * expr.c (store_expr): Ditto.
8377 * langhooks.c (get_signed_or_unsigned_type): New.
8378 (lhd_signed_or_unsigned_type): New.
8379 * langhooks.h (lhd_signed_or_unsigned_type): New.
8380 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8382 2007-03-30 Richard Henderson <rth@redhat.com>
8384 * tree-ssa-loop-ivopts.c: Include target.h.
8385 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8386 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8387 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8388 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8390 2007-03-30 Richard Henderson <rth@redhat.com>
8391 Kai Tietz <kai.tietz@onevision.com>
8393 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8395 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8396 (TARGET_64BIT_MS_ABI): New.
8397 (DBX_REGISTER_NUMBER): Handle 64-bit.
8398 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8399 (LONG_TYPE_SIZE): Force to 32.
8400 (REG_PARM_STACK_SPACE): New.
8401 (OUTGOING_REG_PARM_STACK_SPACE): New.
8402 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8403 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8404 (STACK_BOUNDARY): Use 128 for 64-bit.
8405 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8406 Add 64-bit implementation.
8407 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8409 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8410 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8411 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8412 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8413 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8414 TARGET_64BIT_MS_ABI.
8415 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8416 (ix86_pass_by_reference): Likewise.
8417 (ix86_function_value_regno_p): Likewise.
8418 (ix86_build_builtin_va_list): Likewise.
8419 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8420 (function_arg_advance_ms_64): New.
8421 (function_arg_advance): Call it.
8422 (function_arg_ms_64): New.
8423 (function_arg): Call it.
8424 (function_value_ms_64): New.
8425 (ix86_function_value_1): Call it.
8426 (return_in_memory_ms_64): New.
8427 (ix86_return_in_memory): Call it.
8428 (setup_incoming_varargs_ms_64): New.
8429 (ix86_setup_incoming_varargs): Call it.
8430 (ix86_expand_prologue): Handle 64-bit stack probing.
8431 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8432 (output_pic_addr_const): Likewise.
8433 (x86_this_parameter): Likewise.
8434 (x86_output_mi_thunk): Likewise.
8435 (x86_function_profiler): Likewise.
8436 (TARGET_STRICT_ARGUMENT_NAMING): New.
8437 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8438 (TARGET_64BIT_MS_ABI): New.
8439 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8440 * config/i386/i386.md (allocate_stack_worker): Remove.
8441 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8442 describe the clobber of eax without a match_scratch.
8443 (allocate_stack_worker_postreload): Remove.
8444 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8445 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8446 (allocate_stack_worker_rex64_postreload): Remove.
8447 (allocate_stack): Handle 64-bit.
8448 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8449 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8450 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8451 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8452 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8453 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8454 * config.build (x86_64-*-mingw*): New host.
8455 * config.host (x86_64-*-mingw*): New host.
8456 * config.gcc (x86_64-*-mingw*): New target.
8457 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8459 2007-03-30 Richard Henderson <rth@redhat.com>
8460 Kai Tietz <kai.tietz@onevision.com>
8462 * c-pragma.c (struct def_pragma_macro_value): New.
8463 (struct def_pragma_macro): New.
8464 (pushed_macro_table): New.
8465 (dpm_hash, dpm_eq): New.
8466 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8467 (init_pragma): Install them.
8468 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8470 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8472 * config/avr/avr.c (avr_override_options): Clear
8473 'flag_delete_null_pointer_checks'.
8475 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8478 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8479 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8480 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8481 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8482 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8483 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8484 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8486 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8488 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8490 * regmove.c: Move all of pass_stack_adjustments from here...
8491 * combine-stack-adj.c: ...to this new file.
8492 * Makefile.in: Add rules for combine-stack-adj.o.
8494 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8496 PR tree-optimization/31383
8497 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8498 to have the same length.
8500 2007-03-30 Jan Hubicka <jh@suse.cz>
8503 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8504 availablility; add more sanity checking; ask varpool only about
8507 2007-03-29 Richard Henderson <rth@redhat.com>
8509 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8510 to decide, but __SIZEOF_LONG_LONG__.
8512 2007-03-29 Richard Henderson <rth@redhat.com>
8514 * emutls.c (struct __emutls_array): New.
8515 (emutls_destroy): Use it instead of casting element 0 from void*.
8516 (__emutls_get_address): Likewise.
8518 2007-03-29 Richard Henderson <rth@redhat.com>
8520 * varasm.c (initializer_constant_valid_p): Don't deny
8521 DECL_DLLIMPORT_P on functions.
8523 * config/i386/cygming.h: Remove function declarations.
8524 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8525 (ASM_OUTPUT_LABELREF): Remove.
8526 (COMMON_ASM_OP): Remove.
8527 (ASM_OUTPUT_COMMON): Remove.
8528 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8529 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8530 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8531 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8532 Rename from TARGET_ENCODE_SECTION_INFO.
8533 * config/i386/netware.h: Likewise.
8534 * config/i386/i386-protos.h: Update.
8535 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8536 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8537 (legitimate_constant_p): Reject dllimports.
8538 (dllimport_map, get_dllimport_decl): New.
8539 (legitimize_dllimport_symbol): New.
8540 (legitimize_address, ix86_expand_move): Use it.
8541 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8542 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8543 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8544 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8545 * config/i386/predicates.md (constant_call_address_operand): Only
8546 accept symbols; reject dllimport_p symbols.
8547 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8548 i386_pe_maybe_record_exported_symbol.
8549 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8550 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8551 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8552 trust the setting of DECL_DLLIMPORT_P.
8553 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8554 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8555 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8556 tidy the argument scanning loop.
8557 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8558 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8559 (i386_pe_strip_name_encoding): Remove.
8560 (i386_pe_binds_local_p): New.
8561 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8562 (i386_pe_output_labelref): Remove.
8563 (i386_pe_asm_output_aligned_decl_common): New.
8564 (i386_pe_maybe_record_exported_symbol): Rename from
8565 i386_pe_record_exported_symbol; check for dllexported symbols.
8567 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8569 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8570 add comment explaining why vsnprintf cannot be used.
8572 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8574 PR tree-optimization/30666
8575 * tree.c (build_complex_type): When creating type names for DWARF2
8576 debug info, create TYPE_DECLs for TYPE_NAME instead of
8578 (build_common_tree_nodes_2): Use build_complex_type when building
8579 predefined complex types, to preserve canonical types.
8581 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8583 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8584 (noce_get_alt_condition): Look at it to determine whether to
8585 reverse the condition or not.
8586 (noce_get_condition): Substitute the truth for lies.
8587 (noce_find_if_block): Set the then_else_reversed field.
8589 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8591 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8592 destination of this insn.
8593 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8594 than calling gen_rtx_SET directly. Use r0 to hold the value of
8595 'address + 4' rather than a stack based temporary which can be
8598 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8600 * config/s390/s390.c (s390_secondary_input_reload_class,
8601 s390_secondary_output_reload_class): Functions removed.
8602 (s390_secondary_reload): New function.
8603 (TARGET_SECONDARY_RELOAD): Target macro defined.
8604 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8605 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8606 * config/s390/s390.md ("reload_outti", "reload_outdi",
8607 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8608 "reload_out<mode>"): Expanders removed.
8609 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8610 "reload<mode>_nonoffmem_out"): Expanders added.
8612 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8614 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8615 SRC->DEST replacement failed anyway.
8617 2007-03-28 Mike Stump <mrs@apple.com>
8619 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8620 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8621 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8623 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8625 * config.gcc: Accept barcelona as a variant of amdfam10.
8626 * config/i386/i386.c (override_options): Likewise.
8627 * doc/invoke.texi: Likewise.
8629 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8631 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8632 offsets for BIT_FIELD_REF and COMPONENT_REF.
8634 2007-03-28 Richard Guenther <rguenther@suse.de>
8636 * tree.c (is_global_var): Move ...
8637 * tree-flow-inline.h (is_global_var): ... here.
8638 * tree.h (is_global_var): Remove declaration.
8640 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8642 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8644 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8645 * config/i386/i386.c (ix86_tune_features): Initialize new
8647 * config/i386/predicates.md (promotable_binary_operator): Use
8648 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8650 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8653 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8655 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8657 * config/fr30/fr30.md (movsi_internal): Change destination
8658 constraint from m to V and add m to the end.
8660 2007-03-28 Christian Bruel <christian.bruel@st.com>
8662 * config/sh/sh.md (movsi_i): Fix type attribute.
8664 2007-03-28 Christian Bruel <christian.bruel@st.com>
8666 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8667 (movsf_ie): Likewise.
8669 2007-03-28 Christian Bruel <christian.bruel@st.com>
8671 * config.gcc: Add sh4-300 to multilib.
8672 * config/sh/t-mlib-sh4-300: New file.
8674 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8676 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8677 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8679 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8680 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8681 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8682 "fixuns_trunctddi2"): Whitespace fix.
8684 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8686 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8687 the definition of struct sh_args.
8688 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8689 CALL_COOKIE_INT_REG_GET): Likewise.
8691 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8693 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8694 transformations are applied successfully.
8696 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8698 * tree.c (tree_contains_struct): Permit 512 tree codes.
8699 * tree.h (tree_contains_struct): Ditto.
8700 (MAX_TREE_CODES): Ditto.
8701 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8702 SPARE member to store remaining padding bits.
8704 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8706 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8709 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8711 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8712 * configure: Regenerate.
8714 * configure: Regenerate using the correct version of autoconf.
8716 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8718 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8720 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8721 regs to "__SP_L__" and "__SP_H__".
8723 2007-03-27 Richard Guenther <rguenther@suse.de>
8725 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8726 computations with it with a HOST_WIDE_INT variable.
8728 2007-03-26 Mike Stump <mrs@apple.com>
8730 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8731 objective-c-header, objective-c++-header and objc++-cpp-output
8733 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8735 2007-03-26 Richard Henderson <rth@redhat.com>
8738 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8739 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8740 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8741 IX86_BUILTIN_PSRLQ128): New.
8742 (ix86_init_mmx_sse_builtins): Add them.
8743 (ix86_expand_builtin): Expand them.
8744 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8745 operand 2 be TImode.
8746 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8747 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8748 _mm_srli_epi64): Mark __B const.
8749 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8750 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8751 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8752 new two-vector shift builtins.
8754 2007-03-26 Ian Lance Taylor <iant@google.com>
8756 PR tree-optimization/31345
8757 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8758 [+INF, +INF(OVF)] into VARYING.
8760 2007-03-26 Zack Weinberg <zackw@panix.com>
8762 * gengtype-parse.c: New file.
8763 * gengtype-yacc.y: Delete.
8764 * gengtype-lex.l: Don't include gengtype-yacc.h.
8765 Define YY_DECL and yyterminate appropriately for recursive
8766 descent parser. yylval is now a string out-parameter to yylex.
8767 (HWS, EOID): New shorthand.
8768 (IWORD): Add a couple more types.
8769 (yylex): Add a setup stanza. Remove the complex rules for
8770 detecting GTY'ed types and typedefs; replace with simple
8771 keyword detectors. Adjust everything for the changed
8772 definition of yylval. Ignore all pp-directives, not just #define.
8774 (parse_file): Rename yybegin; do not call yyparse.
8776 * gengtype.c (xasprintf): Export again.
8777 (this_file): New. Use everywhere __FILE__ was being used.
8778 (get_lang_bitmap): Special case types defined in gengtype.c.
8779 (do_typedef, new_structure): Suppress definition of certain types.
8780 (new_structure): Improve diagnostics of duplicate definitions.
8781 Make sure location_s is associated with input.h.
8782 (nreverse_pairs, define_location_structures): New functions.
8783 (main): Improve tagging of kludge types. Remove old kludges
8784 for input.h types; use define_location_structures.
8785 * gengtype.h: Update prototypes. Define token codes here.
8786 * Makefile.in: Remove all references to gengtype-yacc.
8787 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8789 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8790 add GTY((skip)) to the field that's only conditionally there.
8791 * doc/install.texi: Document that Bison is no longer required
8792 unless building treelang.
8794 * gengtype.c: Don't include gtyp-gen.h.
8795 (srcdir): Declare here.
8796 (base_files, lang_dir_names): Allocate dynamically.
8797 (gt_files, num_gt_files, num_lang_dirs): New globals.
8798 (measure_input_list, read_input_line, read_input_list)
8799 (set_lang_bitmap): New functions.
8800 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8801 simplify, relying on read_input_list to set up the bitmaps.
8802 (main): Arguments are no longer unused. Check for correct number
8803 of command line arguments, set srcdir and srcdir_len, then call
8804 read_input_list, before doing anything else. No need to worry
8805 about duplicates in main loop.
8806 * configure.ac: Simplify the calculation of all_gtfiles.
8807 Put language tags in there. Don't set or substitute
8808 all_gtfiles_files_langs or all_gtfiles_files_frags.
8809 * Makefile.in: Revamp the way gengtype is invoked, now that it
8810 takes a file on its command line with a much simpler format.
8811 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8812 (GTFILES): Remove duplicates and C source files.
8813 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8814 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8815 * configure: Regenerate.
8817 * gengtype.h: Remove all type definitions to gengtype.c; leave
8818 only definitions of options_p, type_p, and pair_p as opaque
8819 pointers. Update prototypes.
8820 * gengtype.c: Many type definitions moved here from gengtype.h.
8821 Consolidate type definitions at the top of the file.
8822 (xvasprintf): Delete.
8823 (xasprintf): Make static.
8824 (create_nested_pointer_option): Add 'next' parameter.
8825 (create_field_all, create_field_at): New functions.
8826 (create_field): Now a thin wrapper around create_field_all.
8827 (create_optional_field): Rename create_optional_field_ and add
8828 line argument. Original name is now a macro which supplies
8830 (oprintf): Use vsnprintf directly.
8831 (close_output_files): Use fatal rather than perror/exit.
8832 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8833 (main): Set progname. Don't use exit.
8834 * gengtype-yacc.y (struct_fields): Use create_field_at.
8835 (option, optionseqopt): Delete.
8836 (optionseq): Consolidate productions from option here so we
8837 can use the first argument to create_option.
8839 * gengtype-lex.l: Distinguish unions from structures in the
8840 token type. Don't call find_structure; return the tag as a string.
8841 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8842 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8843 Reorganize typedef_struct production accordingly.
8844 Use create_nested_ptr_option.
8845 * gengtype.c (create_nested_ptr_option): New function.
8846 * gengtype.h: Declare it.
8848 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8849 (string_type): Don't declare.
8850 (do_scalar_typedef): Declare.
8851 (create_scalar_type): Update prototype.
8852 * gengtype.c (string_type): Make static.
8853 (scalar_nonchar, scalar_char): New.
8854 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8855 (resolve_typedef): Use scalar_nonchar for error recovery.
8856 (create_scalar_type): Remove name_len field. Return scalar_char
8857 or scalar_nonchar as appropriate.
8858 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8860 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8862 (main): Initialize scalar_char and scalar_nonchar before calling
8864 * gengtype-lex.l: Adjust for removal of second argument to
8865 create_scalar_type. Use yylval.s instead of yylval.t when
8867 * gengtype-yacc.y: Type of SCALAR is string. Call
8868 create_scalar_type from type:SCALAR rule. Adjust for removal of
8869 second argument to create_scalar_type.
8871 * vec.h: Remove all #if IN_GENGTYPE blocks.
8872 Add comment saying that changes may require adjustments to gengtype.
8873 * gengtype.c: Don't include coretypes.h or tm.h.
8874 Add comment to inclusion of errors.h.
8875 (note_def_vec, note_def_vec_alloc): New functions.
8876 * gengtype.h: Declare new functions.
8877 * gengtype-lex.l: Don't include coretypes.h.
8878 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8880 (update_lineno): Remove unnecessary prototype.
8881 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8882 (VEC rule): Just return VEC_TOKEN.
8883 * gengtype-yacc.y (VEC_TOKEN): New token type.
8884 (type): Add a production for VEC(a,b).
8885 * Makefile.in: Update dependencies.
8887 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8888 typedefs that use the old PARAMS macro.
8890 * gengtype-lex.l: Remove all rules and states relating to yacc
8892 * gengtype-yacc.y: Similarly.
8893 * gengtype.c (note_yacc_type): Delete function.
8894 * gengtype.h: Update prototypes.
8896 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8898 * tree-pretty-print.c (dump_generic_node): Report precision of
8899 unnamed integer types.
8901 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8903 * ifcvt.c (noce_try_store_flag_constants): Don't check
8904 no_new_pseudos here.
8905 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8906 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8907 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8908 noce_try_sign_mask): Likewise.
8909 (if_convert): Check no_new_pseudos here.
8911 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8913 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8914 (noce_get_condition): Handle new then_else_reversed argument.
8915 (noce_init_if_info): Remove, fold into noce_find_if_block.
8916 (noce_process_if_block): Take a struct noce_if_info as the
8917 argument. Don't set up one based on ce_if_info. Update pointer
8918 references accordingly.
8919 (cond_move_process_if_block): Likewise.
8920 (process_if_block): Removed.
8921 (find_if_block): Removed. Move functionality two new functions,
8922 noce_find_if_block and cond_exec_find_if_block.
8923 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8924 blocks and the symmetric IF-ELSE-JOIN case.
8925 (cond_exec_find_if_block): Also new function mostly based on old
8926 find_if_block and process_if_block.
8927 (find_if_header): Replace find_if_block call with separately
8928 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8929 (find_cond_trap): Update noce_get_condition call.
8930 (dead_or_predicable): Likewise.
8932 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8934 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8936 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8937 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8938 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8939 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8940 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8941 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8942 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8943 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8944 __builtin_ia32_psrad128 builtins.
8946 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8948 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8949 * config/i386/constraints.md
8950 (define_constraint "I"): Use IN_RANGE macro.
8951 (define_constraint "J"): Ditto.
8952 (define_constraint "K"): Ditto.
8953 (define_constraint "M"): Ditto.
8954 (define_constraint "N"): Ditto.
8955 (define_constraint "O"): Ditto.
8956 * config/i386/predicates.md
8957 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8958 (define_predicate "const_0_to_3_operand"): Ditto.
8959 (define_predicate "const_0_to_7_operand"): Ditto.
8960 (define_predicate "const_0_to_15_operand"): Ditto.
8961 (define_predicate "const_0_to_63_operand"): Ditto.
8962 (define_predicate "const_0_to_255_operand"): Ditto.
8963 (define_predicate "const_1_to_31_operand"): Ditto.
8964 (define_predicate "const_2_to_3_operand"): Ditto.
8965 (define_predicate "const_4_to_7_operand"): Ditto.
8967 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8969 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8970 in SImode for save_world.
8971 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8974 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8976 PR tree-optimization/30784
8977 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8980 2007-03-25 Revital Eres <eres@il.ibm.com>
8982 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8983 Fold movement_possibility function into it.
8985 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8987 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8988 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8989 (call_indirect_nonlocal_darwin64): Same.
8990 (call_nonlocal_darwin64): Same.
8991 (call_value_indirect_nonlocal_darwin64): Same.
8992 (call_value_nonlocal_darwin64): Same.
8993 (sibcall_nonlocal_darwin64): Same.
8994 (sibcall_value_nonlocal_darwin64): Same.
8995 (sibcall_symbolic_64): Same.
8996 (sibcall_value_symbolic_64): Same.
8997 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8999 (rs6000_emit_load_toc_table): Same.
9000 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9001 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9007 (load_toc_v4_pic_si): Same
9008 (load_toc_v4_PIC_1): Same.
9009 (load_toc_v4_PIC_1b): Same.
9010 (call_indirect_aix{32,64}): Same.
9011 (call_value_indirect_aix{32,64}): Same.
9014 (call_local{32,64}): Same.
9015 (call_value_local{32,64}): Same.
9016 (call_indirect_nonlocal_aix{32,64}): Same.
9017 (call_nonlocal_aix{32,64}): Same.
9018 (call_value_indirect_nonlocal_aix{32,64}): Same.
9019 (call_value_nonlocal_aix{32,64}): Same.
9020 (call_indirect_nonlocal_sysv<mode>): Same.
9021 (call_nonlocal_sysv<mode>): Same.
9022 (call_value_indirect_nonlocal_sysv<mode>): Same.
9023 (call_value_nonlocal_sysv<mode>): Same.
9025 (sibcall_local{32,64}): Same.
9026 (sibcall_value_local{32,64}): Same.
9027 (sibcall_nonlocal_aix{32,64}): Same.
9028 (sibcall_value_nonlocal_aix{32,64}): Same.
9029 (sibcall_nonlocal_sysv<mode>): Same.
9030 (sibcall_value): Same.
9031 (sibcall_value_nonlocal_sysv<mode>): Same.
9033 2007-03-24 Paul Brook <paul@codesourcery.com>
9035 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9036 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9038 2007-03-24 Richard Henderson <rth@redhat.com>
9040 * config/ia64/constraints.md: New file.
9041 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9042 satisfies_constraint_?.
9043 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9044 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9045 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9046 ia64_output_mi_thunk): Likewise.
9047 (ia64_const_ok_for_letter_p): Remove.
9048 (ia64_const_double_ok_for_letter_p): Remove.
9049 (ia64_extra_constraint): Remove.
9050 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9051 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9052 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9053 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9054 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9055 EXTRA_MEMORY_CONSTRAINT): Remove.
9056 * config/ia64/ia64.md: Include constriants.md. Replace
9057 CONST_OK_FOR_? with satisfies_constraint_?.
9059 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9060 H.J. Lu <hongjiu.lu@intel.com>
9062 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9064 (name macros): Use DPD_BID_NAME to convert names properly.
9066 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9067 decimal floating point format.
9068 (init_floating_libfuncs): Change decimal functions so that they
9069 have a "bid_" prefix if the decimal system uses the BID format,
9070 and "dpd_" prefix if the decimal system uses the DPD format.
9071 (init_interclass_conv_libfuncs): Ditto.
9072 (init_intraclass_conv_libfuncs): Ditto.
9074 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9075 using the BID format.
9077 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9078 whether we are using the BID decimal format.
9079 * configure: Regenerate.
9081 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9082 the compiler has decimal floating point enabled. Define
9083 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9086 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9087 using the BID format.
9089 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9090 whether we are using the BID decimal format.
9091 * configure: Regenerate.
9093 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9094 the compiler has decimal floating point enabled. Define
9095 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9098 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9099 options, and that it is enabled for i386/x86_64 systems.
9101 * Makefile.in (enable_decimal_float): New.
9103 (DECNUMINC): Add -I$(DECNUMFMT).
9104 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9105 to $(DECNUMFMT) from $(DECNUM).
9107 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9108 Substitute enable_decimal_float.
9109 * configure: Regenerated.
9112 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9115 * configure.ac: Enable decimal float for x86_64-*-linux*.
9116 * configure: Regenerated.
9119 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9120 decimal128ClearSign to flip and clear the sign bit in decimal128.
9121 (decimal_real_maxval): Set decimal128SetSign to set the sign
9124 2007-03-23 Ian Lance Taylor <iant@google.com>
9126 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9128 2007-03-23 Ian Lance Taylor <iant@google.com>
9130 * tree-dump.c (dump_files): Correct comment.
9132 2007-03-23 Ian Lance Taylor <iant@google.com>
9134 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9136 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9138 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9139 in cfglayout mode. Don't go into and out of cfglayout mode.
9140 Link the blocks in the order of the constructed traces.
9141 (rest_of_handle_tracer): Adjust call to tracer.
9142 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9143 Don't go into cfglayout mode.
9144 (rtl_loop_done): Don't go out of cfglayout mode.
9145 * cfglayout.c (relink_block_chain): New function, split out from...
9146 (fixup_reorder_chain): ...here. Remove redundant checking.
9147 (cfg_layout_finalize): Don't clear the header, footer, and aux
9148 fields here, move the code to do so to relink_block_chain. Likewise
9149 for free_original_copy_tables.
9150 * rtl.h (tracer): Update prototype.
9151 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9152 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9153 mode. Use relink_block_chain to serialize the CFG according to the
9154 new basic block order. Move targetm.cannot_modify_jumps_p check from
9156 (gate_handle_reorder_blocks): ...to here.
9157 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9159 (gate_duplicate_computed_gotos): ...to here.
9160 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9161 something always changes when going into and out of cfglayout mode.
9162 Perform an expensive cfg cleanup while going into cfglayout mode.
9163 Always update liveness information on HAVE_conditional_execution
9164 targets. Reserialize the basic blocks and go out of cfglayout mode.
9165 * reg-stack.c: Include cfglayout.h.
9166 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9167 the call to reorder_basic_blocks.
9168 * basic-block.h (reorder_basic_blocks): Update prototype.
9169 (relink_block_chain): New prototype.
9170 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9172 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9174 * config/mips/mips.md (type, hazard, *movdi_32bit,
9175 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9176 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9177 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9178 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9179 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9181 (movcc): Change first xfer to multi.
9182 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9183 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9184 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9185 config/mips/generic.md: Change reservations using "xfer" to use
9187 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9188 using match_operand.
9189 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9190 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9192 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9194 2007-03-22 Richard Henderson <rth@redhat.com>
9196 * config/i386/i386.c: Remove unnecessary function declarations.
9197 Move targetm definition, and all related macros, to the end of
9198 the file. Resort some functions to put definitions before uses.
9199 (ix86_attribute_table): Make static. Move to end of file.
9200 (ix86_gimplify_va_arg): Make static.
9202 2007-03-22 Richard Henderson <rth@redhat.com>
9204 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9205 don't increase local_regparm with force_align_arg_pointer check.
9206 (ix86_function_sseregparm): Assert 32-bit.
9207 (type_has_variadic_args_p): New.
9208 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9209 type_has_variadic_args_p.
9210 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9211 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9212 use memset instead. Do maybe_vaarg check first; skip attribute
9213 tests if true; skip attribute tests for 64-bit.
9214 (construct_container): Remove TARGET_DEBUG_ARG.
9215 (function_arg_advance_32, function_arg_advance_64): Split out ...
9216 (function_arg_advance): ... from here.
9217 (function_arg_32, function_arg_64): Split out ...
9218 (function_arg): ... from here.
9219 (ix86_pass_by_reference): Tidy.
9220 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9221 (function_value_32): New, from parts of ix86_function_value
9222 and ix86_value_regno.
9223 (function_value_64): New, from parts of ix86_function_value
9224 and ix86_libcall_value.
9225 (ix86_function_value_1): New.
9226 (ix86_function_value, ix86_libcall_value): Use it.
9227 (return_in_memory_32, return_in_memory_64): Split out ...
9228 (ix86_return_in_memory): ... from here.
9229 (ix86_struct_value_rtx): Skip for 64-bit.
9230 (ix86_libcall_value, ix86_value_regno): Remove.
9231 (setup_incoming_varargs_64): Split out ...
9232 (ix86_setup_incoming_varargs): ... from here.
9233 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9234 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9235 * config/i386/i386-protos.h (ix86_function_value): Remove.
9236 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9238 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9241 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9242 infinities not supported, otherwise emit warning if -Woverflow. On
9243 underflow, emit warning if -Woverflow.
9244 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9246 * real.h (real_from_string): Update declaration
9248 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9249 Richard Henderson <rth@redhat.com>
9251 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9252 * calls.c (compute_argument_block_size, expand_call,
9253 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9254 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9255 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9256 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9257 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9258 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9259 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9260 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9263 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9265 * c-incpath.c (add_sysroot_to_chain): New.
9266 (merge_include_chains): Add sysroot argument. Call
9267 add_sysroot_to_chain if sysrooted.
9268 (register_include_chains): Update call to merge_include_chains.
9269 * doc/cppopts.texi: Document use of '=' in include directory
9272 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9274 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9275 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9276 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9277 insn pattern using X87MODEF12 mode macro.
9279 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9281 * regmove.c (regmove_optimize): Use reg_mentioned_p
9282 instead of reg_overlap_mentioned_p for DST.
9284 2007-03-21 Mike Stump <mrs@apple.com>
9286 * c.opt: Fixup for Objective-C/C++.
9288 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9290 * explow.c (convert_memory_address): Fold memory reference when
9291 POINTERS_EXTEND_UNSIGNED < 0
9293 2007-03-21 Richard Henderson <rth@redhat.com>
9296 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9297 * config/i386/mmintrin.h (__m64): Likewise.
9298 * config/i386/xmmintrin.h (__m128): Likewise.
9300 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9302 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9303 (VXWORKS_OS_CPP_BUILTINS): Define.
9304 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9305 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9307 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9309 * rtl.h (constant_pool_reference_p): Delete.
9310 (find_constant_src): Declare.
9311 * rtlanal.c (find_constant_src): New function.
9312 * simplify-rtx.c (constant_pool_reference_p): Delete.
9313 * config/i386/i386.md: Use find_constant_src instead of
9314 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9316 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9318 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9319 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9321 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9323 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9324 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9325 (arm_elf_asm_constructor): Use it.
9326 (arm_elf_asm_destructor): New function.
9328 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9330 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9332 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9334 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9336 2007-03-19 Andrew Haley <aph@redhat.com>
9338 PR tree-optimization/31264
9339 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9342 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9344 PR rtl-optimization/30907
9345 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9346 (fwprop_init): Always call loop_optimizer_initialize.
9347 (fwprop_done): Always call loop_optimizer_finalize.
9348 (fwprop): We always have loop info now.
9349 (gate_fwprop_addr): Remove.
9350 (pass_fwprop_addr): Use gate_fwprop as gate.
9352 PR rtl-optimization/30841
9353 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9354 df_chain_alloc): Call df_reorganize_refs unconditionally.
9355 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9356 refs_organized to refs_organized_size.
9357 (df_ref_create_structure): Use refs_organized_size instead of
9358 bitmap_size if refs had been organized, and keep refs_organized_size
9360 * df.h (struct df_ref_info): Change refs_organized to
9361 refs_organized_size.
9362 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9365 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9367 * except.c (output_function_exception_table): Do not reference the
9368 EH personality routine for functions that do not require an
9371 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9374 * c-typeck.c (convert_for_assignment): Call comptypes for
9375 RECORD_TYPE or UNION_TYPE.
9378 * reload1.c (reload): Do invalid ASM checking after
9379 cleanup_subreg_operands.
9381 2007-03-19 Jeff Law <law@redhat.com>
9383 * tree-cfg.c (find_taken_edge): Tighten conditions for
9384 optimizing computed gotos.
9386 2007-03-19 Michael Matz <matz@suse.de>
9388 * builtins.c (expand_builtin_sync_operation,
9389 expand_builtin_compare_and_swap,
9390 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9393 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9394 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9397 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9399 * doc/tm.texi: Add brackets around the return type of
9400 TARGET_SECONDARY_RELOAD.
9402 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9403 Richard Guenther <rguenther@suse.de>
9405 PR tree-optimization/31254
9406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9407 Use handled_component_p () where appropriate. Continue
9408 propagating into the rhs if we propagated into an INDIRECT_REF
9411 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9413 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9414 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9415 (xde, xdee): Mode attributes adjusted to support DFP modes.
9416 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9417 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9418 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9419 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9420 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9421 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9422 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9424 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9425 "movsf"): Insn definitions removed.
9426 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9427 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9428 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9430 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9431 "reload_in<mode>", "reload_out<mode>"): Expander added.
9432 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9435 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9437 * config/s390/s390.md: Only non-functional changes. Renamed
9438 FPR mode macro to BFP all over the file.
9440 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9442 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9443 (op_type attribute): RRF instruction type added.
9444 (fT0): New mode attribute.
9445 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9446 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9447 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
9448 no secondary memory is needed when moving DFmode values between GPRs
9451 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9453 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9454 inverted and documentation adjusted.
9455 ("mhard-dfp", "msoft-dfp"): New options.
9456 * config/s390/s390.c (s390_handle_arch_option): New architecture
9458 (override_options): Sanity checks for the new options added.
9459 * config.gcc: New architecture switch: z9-ec.
9460 * config/s390/s390.h (processor_flags): PF_DFP added.
9461 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9462 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9463 when the bit is NOT set so remove it from the defaults.
9465 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9467 * genemit.c (main): Print include statement for dfp.h.
9468 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9471 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9473 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9475 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9478 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9481 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9483 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9484 attr_length_call, output_call, output_indirect_call): Cleanup
9485 formatting of targetm calls.
9487 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9489 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9491 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9493 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9494 reservation, bypass and anti-bypass descriptions for these instructions.
9495 Update move patterns.
9496 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9499 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9501 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9502 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9503 (get_initial_def_for_reduction): Likewise.
9505 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9507 Fix PR tree-optimization/29922
9508 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9509 (get_representative): Removed.
9510 (value_dies_in_block_x): Update for rvuse removal.
9511 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9512 (compute_antic_aux): Handle when PHI nodes appear in
9513 non-single-successors.
9514 (dump_bitmap_of_names): Removed.
9515 (compute_antic_safe): Renamed and removed rvuse calculation.
9516 Calculate only antic safe.
9517 (insert_into_preds_of_block): Remove assert.
9518 (execute_pre): Update for renamed functions.
9519 (defer_or_phi_translate_block): New function.
9521 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9523 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9524 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9526 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9527 Follow spelling conventions.
9529 * tree-data-ref.h: Remove the prototype for analyze_array.
9531 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9533 PR tree-optimization/31041
9534 * tree-vect-transform.c (get_initial_def_for_induction): Call
9535 force_gimple_operand.
9537 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9539 * ipa-type-escape.c (look_for_casts) : Revert code to use
9540 handled_component_p due to ada test a-numaux.adb.
9542 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9544 * final.c (final_scan_insn): Alter the condition of a
9545 conditional trap if we have nonstandard CC.
9547 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9549 * configure.ac: Remove excess quoting from asm line 0 test.
9550 * configure: Rebuilt.
9552 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9554 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9555 * c-common.c (convert_and_check): Move warning logic to...
9556 (warnings_for_convert_and_check): ...here. Define.
9557 * c-common.h (warnings_for_convert_and_check): Declare.
9559 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9561 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9562 (output_call): Likewise.
9564 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9566 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9568 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9570 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9572 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9574 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9575 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9577 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9579 PR tree-optimization/31183
9580 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9581 Use double_int instead of unsigned int for representing access_strides.
9582 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9584 2007-03-16 Richard Guenther <rguenther@suse.de>
9586 PR tree-optimization/31146
9587 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9588 to allow recursion of forward_propagate_addr_expr.
9589 (forward_propagate_addr_into_variable_array_index): Likewise.
9590 (forward_propagate_addr_expr): Likewise.
9591 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9592 (forward_propagate_addr_expr_1): Recurse on simple copies
9593 instead of propagating into them. Do so for useless conversions
9595 (forward_propagate_addr_expr): Clean up unused statements after
9598 2007-03-16 Richard Guenther <rguenther@suse.de>
9600 * builtins.c (expand_builtin_cexpi): Use the right argument
9601 for the expansion via cexp.
9603 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9605 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9606 * configure: Rebuilt.
9608 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9611 * dwarf2out.c (force_type_die): Adjust comment.
9612 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9614 2007-03-15 DJ Delorie <dj@redhat.com>
9616 * config/frv/predicates.md (minmax_operator): Don't check operands
9619 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9621 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9622 Update constant estimates of number of iterations.
9623 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9624 argument renamed to "realistic".
9625 (compute_estimated_nb_iterations): Removed.
9626 (record_niter_bound): New function.
9627 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9628 call record_nonwrapping_iv with upper = false.
9629 (infer_loop_bounds_from_signedness): Pass upper argument to
9630 record_nonwrapping_iv.
9631 (estimate_numbers_of_iterations_loop): Do not call
9632 compute_estimated_nb_iterations. Record estimate based on profile
9633 information. Initialize the constant estimates of number of
9635 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9637 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9638 number of iterations is too small.
9639 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9640 (EST_NOT_AVAILABLE): Removed.
9641 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9642 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9645 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9647 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9648 Handle NE_EXPR guards.
9650 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9653 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9654 Set also -pedantic-errors by default for the preprocessor unless
9655 -fpermissive is given.
9657 2007-03-15 Richard Guenther <rguenther@suse.de>
9661 * builtins.c (expand_builtin_cexpi): As a fallback if we
9662 don't have builtins for sincos or cexp create a function
9663 declaration for cexp and expand to a call to that.
9664 (expand_builtin_int_roundingfn): Always fall
9665 back to floor/ceil and its variants even if they may be
9668 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9671 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9672 jump tables, move the call to delete_dead_jumptables from here...
9673 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9674 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9675 don't allow merging of blocks that try_redirect_by_replacing_jump
9676 also does not handle when not optimizing.
9678 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9679 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9681 * config/i386/i386.md (x86_sahf_1): Correctly handle
9684 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9687 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9688 x86_64_general_operand as operand[2] predicate. Remove "iF"
9689 from operand constraints and use "e" constraint instead.
9690 (*subti3_1, *subti3_1 splitter): Ditto.
9691 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9692 operand[1] predicate.
9694 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9696 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9697 arrays, multiply the access strides by the size of the sub-array.
9698 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9700 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9702 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9703 the configured assembler supports the sahf mnemonic.
9704 * configure: Regenerate.
9705 * config.in: Regenerate.
9707 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9708 emit "sahf" or ".byte\t0x9e" as asm template.
9710 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9713 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9714 option to replace hard coded TARGET_xxx in md file.
9715 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9716 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9717 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9718 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9719 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9720 (X86_TUNE_NOT_VECTORMODE): Ditto.
9721 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9722 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9723 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9724 (TUNE_SLOW_IMUL_IMM8): Ditto.
9725 (TUNE_MOVE_M1_VIA_OR): Ditto.
9726 (TUNE_NOT_UNPAIRABLE): Ditto.
9727 (TUNE_NOT_VECTORMODE): Ditto.
9729 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9732 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9733 tuning options instead of hard coded TARGET_xxx.
9734 (fix ssemode peephole2's): Ditto.
9735 (imul peephole2's): Ditto.
9737 (movdi_or_rex64): Ditto.
9738 (move peephole2): Ditto.
9739 (not peephole2's): Ditto.
9741 2007-03-14 Dirk Mueller <dmueller@suse.de>
9743 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9744 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9745 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9747 * c-parser.c (c_parser_do_statement): Warn about empty body in
9749 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9750 * doc/invoke.texi (-Wempty-body): Update documentation.
9752 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9755 * c-common.h (warn_for_div_by_zero): Declare.
9756 * c-common.c (warn_for_div_by_zero): Define.
9757 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9760 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9762 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9763 to PREFIX and STANDARD_PREFIX.
9765 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9766 Phil Edwards <phil@codesourcery.com>
9768 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9769 (__gthread_once_t): Remove busy field for RTPs.
9770 (__GTHREAD_ONCE_INIT): Update accordingly.
9772 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9774 * doc/invoke.texi: Document VxWorks options.
9776 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9778 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9780 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9782 PR tree-optimization/30590
9783 * tree-nrv.c (tree_nrv): Check for the partial update of the
9786 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9788 * flags.h (flag_random_seed): Remove declaration, in favor of...
9789 * toplev.h (get_random_seed, set_random_seed): ... these.
9790 * tree.c (get_file_function_name): Use the former.
9791 * opts.c (common_handle_option): Use the latter.
9794 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9797 * cse.c (cse_find_path): Do not bail out if a basic block that
9798 we already visited now becomes part of a path that starts at a
9799 different basic block. Just disallow this, to make sure we
9800 visit each basic block at most once.
9802 2007-03-13 Jan Hubicka <jh@suse.cz>
9804 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9805 when profile esitmate is present, calls with very low frequency are
9808 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9810 PR tree-optimization/30730
9811 PR tree-optimization/26900
9812 * tree-ssa-loop-niter.c: Include gmp.h.
9814 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9815 split_to_var_and_offset, determine_value_range,
9816 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9817 bound_difference, bounds_add, bounds_negate,
9818 number_of_iterations_ne_max, dump_affine_iv): New functions.
9819 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9820 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9821 difference of initial and final value of control iv to validate
9823 (number_of_iterations_cond): Add loop parameter. Determine bounds
9824 on the difference of the extremes of the control iv. Add dumps.
9825 (expand_simple_operations): Handle phi nodes.
9826 (simplify_using_initial_conditions): Do not record used conditions.
9827 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9828 Do not set additional_info.
9829 (implies_nonnegative_p, implies_ge_p): Removed.
9830 (derive_constant_upper_bound): Do not use parameter `additional'.
9831 (record_estimate): Parameter `additional' removed. Parameter
9832 `i_bound' added. Do not call derive_constant_upper_bound.
9833 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9834 bound the number of iterations estimate.
9835 (estimate_numbers_of_iterations_loop): Pass the estimate from
9836 the number of iterations analysis to record_estimate.
9837 * tree.h (multiple_of_p): Declare.
9838 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9839 (scev_const_prop): Do not check expression_expensive_p.
9840 * fold-const.c (multiple_of_p): Exported.
9841 * double-int.c (double_int_mask): Exported.
9842 * double-int.h (double_int_mask): Declare.
9843 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9844 field. Added max field.
9846 2007-03-13 David Taylor <taylor@candd.org>
9849 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9852 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9855 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9856 two unamed patterns.
9858 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/i386.opt (mcx16, msahf): New options.
9861 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9862 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9864 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9865 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9866 Output -mcx16 and -msahf options when corresponding bit is set.
9868 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9871 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9873 * configure.ac: Test for assembler tolerance to # 0 "".
9874 * configure, config.in: Rebuilt.
9875 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9877 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9879 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9881 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9882 (handle_syscall): Handle direct system calls.
9883 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9885 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9887 * doc/invoke.texi: Fix cpp.info cross-reference.
9888 * doc/passes.texi: Fix gcc.info cross-reference.
9890 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9892 PR tree-optimization/30835
9893 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9894 bb_for_stmt is not NULL before accessing it.
9896 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9898 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9901 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9904 * doc/install.texi: Document --enable-stage1-languages
9906 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9908 * tree-pass.h (pass_into_cfg_layout_mode,
9909 pass_outof_cfg_layout_mode): Declare.
9910 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9911 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9912 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9913 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9915 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9917 * c-decl.c (warn_variable_length_array): New function.
9918 Refactored from grokdeclarator to handle warn_vla
9919 and handle unnamed array case.
9920 (grokdeclarator): Refactored VLA warning case.
9921 * c.opt (Wvla): New flag.
9922 * doc/invoke.texi (Wvla): New warning.
9924 2007-03-12 Richard Henderson <rth@redhat.com>
9926 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9927 (TARGET_SECTION_TYPE_FLAGS): New.
9929 2007-03-12 Richard Henderson <rth@redhat.com>
9931 * config/darwin.c (machopic_reloc_rw_mask): New.
9932 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9933 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9935 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9937 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9938 * cppdefault.h (cpp_PREFIX): Document.
9939 (cpp_PREFIX_len): Likewise.
9940 (cpp_EXEC_PREFIX): New variable.
9941 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9942 * c-incpath.c (add_standard_paths): Correct logic for relocating
9943 paths within prefix.
9945 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9947 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9948 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9950 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9951 fix_truncdfdi_sse using SSEMODEF mode macro.
9952 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9953 fix_truncdfsi_sse using SSEMODEF mode macro.
9954 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9955 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9957 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9959 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9962 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9964 * tree.h : Add multiple_of_p declaration.
9965 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9966 * ipa-type-escape.c (results_of_malloc): Redundant.
9967 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9968 (cast_type): Extended with new members.
9969 (check_cast): Returns cast_type.
9970 (cast): New structure for data of walk_use_def_chains.
9971 (is_malloc_result, is_cast_from_non_pointer_1,
9972 is_cast_from_non_pointer,
9973 is_array_access_through_pointer_and_index): New functions.
9974 (look_for_casts): Returns cast types.
9975 (check_call): Returns void.
9976 (okay_pointer_operation): Use support of pointer plus index,
9977 pointer plus constant and allow all multiplications.
9979 2007-03-11 Richard Guenther <rguenther@suse.de>
9981 PR tree-optimization/31115
9982 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9983 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9984 A shift count of zero is not special as with *_DIV_EXPR.
9985 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9988 2007-03-11 Ian Lance Taylor <iant@google.com>
9990 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9991 the *_DIV_EXPR codes correctly with overflow infinities.
9993 2007-03-11 Ira Rosen <irar@il.ibm.com>
9995 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9996 indicate success/failure of the analysis. Add negation to subtrahend
9997 in case of subtraction. Fail if both operands contain constants.
9998 (create_data_ref): Fail if analyze_offset fails.
10000 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10002 * config/i386/i386.md (frndintxf2): Rename to ...
10003 (rintxf2): ... this. Remove expander having same name.
10004 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10005 (roundsf2, rounddf2): Ditto.
10006 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10007 (lround<mode>di2, lround<mode>si2): Ditto.
10009 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10011 * lower-subreg.c: Include except.h.
10012 (decompose_multiword_subregs): Verify that the only control flow
10013 insns we can split are loads to multi-words pseudos.
10014 Handle breaking such blocks after splitting, instead of calling
10015 find_many_sub_basic_blocks.
10017 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10018 on the new basic block. Add a lengthy comment explaining why we
10019 thought this was necessary.
10020 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10022 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10025 * tree.c (walk_type_fields): Recurse into the element type of
10026 ARRAY_TYPEs if there is a pointer set.
10028 2007-03-10 Dirk Mueller <dmueller@suse.de>
10030 * c-common.c (warn_logical_operator): Fix condition.
10032 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10034 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10036 * config/darwin.c (machopic_select_section): Remove superfluous
10037 argument in call to categorize_decl_for_section. Remove unused
10040 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10042 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10044 * configure: Regenerate.
10046 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10049 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10050 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10051 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10052 Add LABEL_NUSES to emitted label.
10053 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10054 branch probability value to emitted jump insn.
10055 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10056 Do not check life information and do not re-arrange input operands
10057 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10059 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10061 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10062 the change of decode_asm_operands.
10064 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10066 * mode-switching.c (create_pre_exit): Skip blockage insn.
10068 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10070 * tree-pass.h (TODO_update_smt_usage): Remove.
10072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10076 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10078 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
10079 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
10080 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
10083 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10085 * gcc.c: Document %{, in big comment at top.
10086 (input_suffix_matches): Remove special handling for .s and
10088 (input_spec_matches): New.
10089 (handle_braces): Handle %{,.
10090 (validate_switches): ',' indicates a value which is not a switch.
10091 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10092 to detect assembler input.
10093 * config/i386/sol2.h (CPP_SPEC): Likewise.
10094 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10095 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10096 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10097 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10098 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10099 -m64 causes deployment target to default to 10.5.
10100 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10102 2007-03-09 Richard Henderson <rth@redhat.com>
10105 * target.h (targetm.asm.out.reloc_rw_mask): New.
10106 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10107 (TARGET_ASM_OUT): Use it.
10108 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10109 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10110 use the new reloc_rw_mask target hook instead.
10111 (default_section_type_flags_1): Merge into...
10112 (default_section_type_flags): ... here.
10113 (decl_readonly_section_1): Merge into...
10114 (decl_readonly_section): ... here.
10115 (default_elf_select_section_1): Merge into...
10116 (default_elf_select_section): ... here.
10117 (default_unique_section_1): Merge into...
10118 (default_unique_section): ... here.
10119 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10120 (default_select_rtx_section): Use it.
10121 (default_elf_select_rtx_section): Likewise.
10122 * output.h: Update to match.
10123 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10124 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10125 (TARGET_ASM_RELOC_RW_MASK): New.
10126 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10127 to categorize_decl_for_section.
10128 (x86_64_elf_unique_section): Likewise.
10129 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10130 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10131 (TARGET_ASM_RELOC_RW_MASK): New.
10132 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10133 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10134 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10135 (TARGET_RWRELOC): Remove.
10136 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10137 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10138 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10139 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10140 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10141 (rs6000_xcoff_select_section): Use decl_readonly_section.
10142 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10143 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10144 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10145 (TARGET_SECTION_TYPE_FLAGS): Remove.
10146 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10148 2007-03-09 Roger Sayle <roger@eyesopen.com>
10150 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10151 complex constant equality/inequality comparisons for here.
10152 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10153 known at compile-time or can be simplified to a scalar comparison.
10154 (fold_relational_const): Move compile-time evaluation of complex
10155 constant equality/inequality comparisons to here.
10157 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10159 PR rtl-optimization/30643
10160 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10162 (fold_rtx): Recurse, like before 2006-11-03.
10164 2007-03-09 DJ Delorie <dj@redhat.com>
10166 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10169 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10171 PR tree-optimization/30375
10172 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10173 LHS of statements is not the same.
10174 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10176 2007-03-09 Chao-ying Fu <fu@mips.com>
10178 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10180 * doc/invoke.texi (-mdspr2): Document new option.
10181 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10182 New unspec for DSP REV 2.
10183 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10184 these instructions are extended in DSP REV 2.
10185 (mips-dspr2.md): Include.
10186 * config/mips/mips.opt (mdspr2): New option.
10187 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10188 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10189 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10190 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10191 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10192 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10193 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10195 (bdesc_map): Add one field of unsupported_target_flags.
10196 (bdesc_arrays): Update entries to have extra fields. Add
10198 (mips_init_builtins): Initialize new function types.
10199 Check unsupported_target_fileds to filter out builtins.
10200 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10202 (ASM_SPEC): Pass mdspr2 to the assembler.
10203 * config/mips/mips-dspr2.md: New file.
10205 2007-03-09 Sa Liu <saliu@de.ibm.com>
10207 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10209 2007-03-09 Ian Lance Taylor <iant@google.com>
10211 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10212 argument) like -Wstrict-overflow=2.
10213 * doc/invoke.texi (Warning Options): Update documentation.
10215 2007-03-09 Dirk Mueller <dmueller@suse.de>
10218 * doc/invoke.texi (-Wlogical-op): Document.
10219 * common.opt (-Wlogical-op): New.
10220 * c-common.h (warn_logical_operator): Declare.
10221 * c-common.c (warn_logical_operator): Define.
10222 * c-typeck.c (parser_build_binary_op): Call
10223 warn_logical_operator.
10225 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10227 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10228 * final.c (final_scan_insn): Test for non-"" file name.
10230 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10232 * doc/loop.texi: Document the Omega linear constraints solver.
10233 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10234 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10235 omega-hash-table-size, omega-max-keys, and
10236 omega-eliminate-redundant-constraints.
10237 * tree-pass.h (pass_check_data_deps): Declared.
10240 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10241 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10242 pass_check_data_deps): New.
10243 * tree-data-ref.c (init_data_ref): Remove declaration.
10244 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10245 (analyze_array): Renamed init_array_ref, move up initializations.
10246 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10247 Removed arguments that are set to NULL.
10248 (analyze_indirect_ref): Correct indentation, correct call to
10250 (object_analysis): Call init_array_ref instead of analyze_array.
10251 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10252 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10253 of DR_ACCESS_FNS_ADDR.
10254 (init_omega_eq_with_af, omega_extract_distance_vectors,
10255 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10256 ddr_consistent_p): New.
10257 (compute_affine_dependence): Check consistency of ddrs when
10258 flag_check_data_deps is passed.
10259 (analyze_all_data_dependences): Uncomment.
10260 (tree_check_data_deps): New.
10261 * tree-data-ref.h: Include omega.h.
10262 (DR_ACCESS_FNS_ADDR): Removed.
10263 (data_dependence_relation): Add inner_loop.
10264 (DDR_INNER_LOOP): New.
10265 * common.opt (fcheck-data-deps): New.
10266 * tree-flow.h (tree_check_data_deps): Declare.
10267 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10268 (OBJS-common): Depend on omega.o.
10270 * passes.c (pass_check_data_deps): Scheduled.
10271 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10272 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10273 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10274 PARAM_VECT_MAX_VERSION_CHECKS,
10275 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10277 2007-03-09 Richard Guenther <rguenther@suse.de>
10279 PR tree-optimization/30904
10280 PR middle-end/31058
10281 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10282 the same way as *_DIV_EXPR.
10284 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10286 * recog.c (decode_asm_operands): No mixed declarations and code.
10288 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10290 * rtl.def (ASM_INPUT): Add location.
10291 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10292 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10293 (decode_asm_operands): Add loc operand.
10294 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10295 * stmt.c (expand_asm): Rename to...
10296 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10297 gen_rtx_ASM_INPUT_loc.
10298 (expand_asm_expr): Adjust.
10299 * recog.c (decode_asm_operands): Add loc operand.
10300 (check_asm_operands, extract_insn): Adjust.
10301 * reload1.c (maybe_fix_stack_asms): Likewise.
10302 * final.c (asm_insn_count): Likewise.
10303 (final_scan_insn): Output # line before and after asm.
10305 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10307 * tree-ssa-structalias.c (variable_info): Remove
10309 (new_var_info): Ditto.
10310 (shared_bitmap_info_t): New structure.
10311 (shared_bitmap_table): New variable.
10312 (shared_bitmap_hash): New function.
10313 (shared_bitmap_eq): Ditto
10314 (shared_bitmap_lookup): Ditto.
10315 (shared_bitmap_add): Ditto.
10316 (merge_smts_into): Change to take bitmap directly.
10317 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10318 (init_alias_vars): Init shared bitmap hashtable.
10319 (delete_points_to_sets): Delete shared bitmap hashtable.
10320 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10321 is_aliased removal as a change that was still necessary was
10324 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10326 * config/i386/i386.h (override_options): Conditionally disable
10327 x86_sahf for 64bit targets only.
10329 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10332 * c-decl.c (merge_decls): Don't call make_var_volatile.
10333 * varasm.c (make_var_volatile): Remove.
10334 * output.h (make_var_volatile): Remove.
10336 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10338 PR tree-optimization/31085
10339 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10341 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10343 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10344 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10345 ATTR_CONST_NOTHROW_LIST.
10347 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10350 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10352 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10354 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10357 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10359 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10360 passed, use shared libgcc.
10362 2007-03-08 Roger Sayle <roger@eyesopen.com>
10364 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10365 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10366 (honor_protect_cleanup_actions, lower_try_finally_switch):
10368 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10369 ifc_temp_var): Likewise.
10370 * tree-inline.c (setup_one_parameter): Likewise.
10371 * tree-mudflap.c (mf_decl_cache_locals,
10372 mf_build_check_statement_for): Likewise.
10373 * tree-nested.c (init_tmp_var, save_tmp_var,
10374 finalize_nesting_tree_1): Likewise.
10375 * tree-outof-ssa.c (insert_copy_on_edge,
10376 insert_backedge_copies): Likewise.
10377 * tree-profile.c (tree_gen_edge_profiler,
10378 tree_gen_ic_profiler): Likewise.
10379 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10380 * tree-sra.c (sra_build_assignment): Likewise.
10381 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10382 * tree-ssa-math-opts.c (insert_reciprocals,
10383 execute_cse_sincos_1): Likewise.
10384 * tree-tailcall.c (adjust_accumulator_values,
10385 adjust_return_value): Likewise.
10386 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10387 * tree-vect-transform.c (vect_create_data_ref_ptr,
10388 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10389 vect_create_epilog_for_reduction, vectorizable_reduction,
10390 vectorizable_call, vectorizable_conversion,
10391 vectorizable_assignment, vectorizable_operation,
10392 vectorizable_type_demotion, vect_gen_widened_results_half,
10393 vect_permute_store_chain, vectorizable_store,
10394 vect_setup_realignment, vect_permute_load_chain,
10395 vectorizable_load, vectorizable_condition,
10396 vect_create_cond_for_align_checks): Likewise.
10397 * tree-vrp.c (build_assert_expr_for): Likewise.
10399 2007-03-08 Ian Lance Taylor <iant@google.com>
10401 * tree-vrp.c: Include "intl.h".
10402 (usable_range_p): New static function.
10403 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10404 overflowed values, juts set *strict_overflow_p.
10405 (compare_values): Only return -2 if one of the operands is not a
10407 (compare_ranges): Call usable_range_p.
10408 (compare_range_with_value): Likewise.
10409 (vrp_evaluate_conditional_warnv): Rename from
10410 vrp_evaluate_conditional. Make static. Change all callers.
10411 (vrp_evaluate_conditional): New function.
10412 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10413 on signed overflow.
10414 (simplify_abs_using_ranges): Likewise.
10415 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10416 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10417 within_stmt parameter.
10418 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10419 vrp_evaluate_conditional.
10420 * tree-ssa-threadedge.c
10421 (record_temporary_equivalences_from_stmts_at_dest): Change
10422 simplify parameter to take a second tree parameter.
10423 (simplify_control_stmt_condition): Likewise.
10424 (thread_across_edge): Likewise.
10425 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10426 (thread_across_edge): Likewise.
10427 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10429 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10431 * config/i386/i386.h (TARGET_SAHF): New define.
10432 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10433 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10434 (x86_sahf): New global variable.
10435 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10436 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10437 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10438 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10440 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10441 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10442 when expanding fcomi/sahf based tests.
10443 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10444 expanding sahf based alternative. Emit sahf based sequence when
10445 optimizing for code size.
10446 * config/i386/i386.md (x86_sahf_1): Do not disable for
10447 TARGET_64BIT, enable for TARGET_SAHF.
10449 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10451 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10452 spurious whitespace from error message.
10454 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10457 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10459 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10461 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10463 * tree-sra.c (instantiate_element): Propagate disabled warnings
10464 from the element itself to the created variable.
10466 2007-03-07 Richard Henderson <rth@redhat.com>
10469 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10470 silently fix up the stack in the case of a missing register.
10472 2007-03-07 Paul Brook <paul@codesourcery.com>
10474 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10476 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10478 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10480 (phase1_vrs): Use them.
10481 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10482 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10483 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10484 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10485 __gnu_Unwind_Restore_WMMXC if required.
10486 (_Unwind_VRS_Pop): Implement iWMMXt support.
10487 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10488 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10489 gnu_Unwind_Save_WMMXC): Define.
10491 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10493 * config/vxworks.h (vxworks_override_options): Declare.
10494 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10495 * config/vxworks.c: Include target.h and toplev.h.
10496 (vxworks_override_options): New function.
10497 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10499 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10501 * config/s390/s390.c (override_options): Don't emit an error when
10502 -mstack-size is used without providing -mstack-guard.
10503 (s390_emit_prologue): Choose stack_guard value automatically if not
10504 provided via command line.
10505 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10507 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10509 * config/i386/i386.c (output_set_got): Add a GOT initialization
10510 sequence for VxWorks PIC.
10511 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10512 around labels as well as symbols. Use gotoff_operand instead
10513 of local_symbolic_operand.
10514 (legitimize_pic_address): Use gotoff_operand instead of
10515 local_symbolic_operand. Use @GOT accesses for labels as
10517 (ix86_output_addr_diff_elt): Use PC-relative rather than
10518 GP-relative offsets for VxWorks PIC.
10519 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10520 no_new_pseudos. Check whether the returned register is op0.
10521 * config/i386/i386.md (tablejump): Use PC-relative rather than
10522 GP-relative offsets for VxWorks PIC.
10523 * config/i386/predicates.md (gotoff_operand): New predicate.
10525 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10527 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10529 * config/vxworks-dummy.h: New file.
10530 * config/i386/i386.h: Include it.
10532 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10534 * dwarf2out.c (is_inlined_entry_point): New
10535 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10536 DW_AT_ranges if the first subblock is the entry point.
10538 2007-03-06 David Daney <ddaney@avtrex.com>
10540 * doc/install.texi (mips-*-*): Change recommended binutils
10543 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10545 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10546 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10548 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10549 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10551 2007-03-06 Jan Hubicka <jh@suse.cz>
10553 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10554 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10556 (probably_cold_bb_p): Cold functions are cold.
10557 (probably_never_executed_bb_p): Cold functions are cold.
10558 (tree_bb_level_predictions): Predict calls to cold functions as not
10560 (compute_function_frequency): Check hot/cold attributes.
10561 * function.h (function_frequency): Update comments.
10562 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10563 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10564 (c_common_att): Add cold and hot.
10566 * doc/extend.texi (hot,cold attributes): Document.
10568 2007-03-06 Andrew Haley <aph@redhat.com>
10570 * function.c (expand_function_end): Move blockage to just after we
10571 emit the label for the naked return from the function.
10573 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10575 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10578 2007-03-06 Jan Hubicka <jh@suse.cz>
10580 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10581 loaded for constant large models. Non-large 64bit PIC can do.
10582 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10583 * cmodel.h: Add LARGE PIC.
10584 * i386.md (UNSPEC_PLTOFF): New.
10585 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10587 (*call_1_rex64): Disable for large models.
10588 (*call_1_rex64_large): New.
10589 (*call_value_1_rex64): Disable for large models.
10590 (*call_value_1_rex64_large): New.
10591 (set_rip_rex4): New.
10592 (set_got_offset_rex64): New.
10593 * predicates.md (constant_call_address_operand): For large model
10594 constant calls are not possible.
10595 * i386-protos.h (construct_plt_address): Declare.
10596 * i386.c (override_options): Accept large models.
10597 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10598 (legitimate_constant_p): Add new UNSPECs.
10599 (legitimate_pic_operand_p): Likewise.
10600 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10601 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10603 (output_pic_addr_const): Add PLTOFF.
10604 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10605 (ix86_expand_move): Legitimize pic address when in PIC mode.
10606 (construct_plt_address): New function.
10607 (ix86_expand_call): Offload the address to register and use GOT pointer
10609 * invoke.texi (mcmodel=large): Update documentation.
10611 2007-03-06 Richard Henderson <rth@redhat.com>
10613 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10614 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10615 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10616 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10617 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10618 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10619 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10620 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10621 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10622 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10623 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10624 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10625 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10626 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10627 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10628 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10629 x86_schedule, x86_use_bt, x86_pad_returns,
10630 x86_use_xchgb): Merge into ...
10631 (ix86_tune_features): ... here. New array.
10632 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10633 x86_bswap): Merge into ...
10634 (ix86_arch_features): ... here. New array.
10635 (x86_3dnow_a): Remove.
10636 (x86_accumulate_outgoing_args): Make static.
10637 (x86_arch_always_fancy_math_387): Make static.
10638 (ix86_tune_mask, ix86_arch_mask): Move ...
10639 (override_options): ... to local variables here. Apply the
10640 appropriate mask to each element of ix86_arch_features and
10641 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10642 as were done in the old macros.
10643 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10644 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10645 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10646 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10647 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10648 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10649 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10650 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10651 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10652 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10653 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10654 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10655 x86_accumulate_outgoing_args, x86_prologue_using_move,
10656 x86_epilogue_using_move, x86_decompose_lea,
10657 x86_arch_always_fancy_math_387, x86_shift1,
10658 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10659 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10660 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10661 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10662 x86_use_incdec, x86_pad_returns, x86_bswap,
10663 x86_partial_flag_reg_stall): Remove.
10664 (enum ix86_tune_indices): New.
10665 (ix86_tune_features): New.
10666 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10667 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10668 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10669 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10670 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10671 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10672 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10673 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10674 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10675 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10676 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10677 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10678 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10679 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10680 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10681 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10682 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10683 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10684 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10685 TARGET_EXT_80387_CONSTANTS): Use it.
10686 (enum ix86_arch_indices): New.
10687 (ix86_arch_features): New.
10688 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10689 TARGET_BSWAP): Use it.
10690 (ix86_tune_mask, ix86_arch_mask): Remove.
10692 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10695 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10696 Define using $${sysroot_headers_suffix}.
10697 * configure: Regenerate.
10698 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10699 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10701 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10702 * gcc.c (print_sysroot_headers_suffix): New.
10703 (option_map): Include --print-sysroot-headers-suffix.
10704 (display_help): Mention -print-sysroot-headers-suffix.
10705 (process_command): Handle -print-sysroot-headers-suffix.
10706 (do_spec_1): Append multilib directory to include-fixed path if
10707 sysroot suffixes in use.
10708 (main): Handle -print-sysroot-headers-suffix.
10709 * Makefile.in (start.encap): Don't depend on xlimits.h
10710 (xlimits.h): Remove.
10711 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10712 limits.h for each multilib in fixinc_list.
10713 (fixinc_list, s-fixinc_list): New.
10714 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10715 generate them for each multilib in fixinc_list.
10716 (stmp-fixproto): Use include-fixed. Run fixproto for each
10717 multilib in fixinc_list.
10718 (mostlyclean): Don't remove xlimits.h.
10719 (clean): Remove include-fixed.
10720 (real-install-headers-tar, real-install-headers-cpio,
10721 real-install-headers-cp): Don't copy include, only include-fixed.
10722 (install-mkheaders): Depend on fixinc_list. Don't depend on
10723 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10724 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10725 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10727 2007-03-06 Jan Hubicka <jh@suse.cz>
10729 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10732 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10734 * configure.ac: Allow tm_file to contain build-directory files.
10735 * configure: Regenerate.
10736 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10737 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10738 * config/m68k/print-sysroot-suffix.sh: New file.
10740 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10742 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10743 of pic_offset_table_rtx if reload_completed.
10744 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10745 PIC_OFFSET_TABLE_REGNUM.
10746 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10748 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10749 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10751 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10753 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10754 functions that call eh_return.
10756 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10758 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10759 functions that need a constant pool.
10761 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10764 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10765 (m68k_preferred_reload_class): Likewise.
10766 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10767 (SECONDARY_RELOAD_CLASS): Define.
10768 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10769 (LIMIT_RELOAD_CLASS): Delete.
10770 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10771 registers from storing bytes.
10772 (m68k_secondary_reload_class): New function.
10773 (m68k_preferred_reload_class): Likewise.
10775 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10777 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10779 (m68k_expand_prologue): Likewise.
10781 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10783 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10784 (mips_expand_epilogue): Add a bool parameter.
10785 (m68k_legitimize_sibcall_address): Declare.
10786 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10787 (m68k_expand_epilogue): Add a parameter to select between sibling
10788 and normal epilogues. Only generate a return for the latter.
10789 (m68k_ok_for_sibcall_p): New function.
10790 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10791 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10792 (sibcall_value, *sibcall_value): Likewise.
10793 (*call, *call_value): Require !SIBLING_CALL_P.
10794 (epilogue): Update call to m68k_expand_epilogue.
10795 (sibcall_epilogue): New pattern.
10796 * config/m68k/predicates.md (const_call_operand): Say that this
10797 predicate applies to sibling calls too.
10798 (sibcall_operand): New predicate.
10800 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10802 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10803 alternatives as movsi_cf.
10804 (movsf_cf_hard): Add commentary.
10806 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10807 Richard Sandiford <richard@codesourcery.com>
10809 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10810 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10811 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10812 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10813 as being live on exit from an interrupt function.
10814 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10815 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10816 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10817 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10818 (m68k_interrupt_function_p): Globalize.
10819 (m68k_compute_frame_layout): Remove reverse mask code.
10820 (m68k_emit_movem, m68k_set_frame_related): New functions.
10821 (m68k_output_function_prologue): Delete in favor of...
10822 (m68k_expand_prologue): ...this new function.
10823 (m68k_output_function_epilogue): Delete in favor of...
10824 (m68k_expand_epilogue): ...this new function.
10825 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10827 (print_operand): Handle %?.
10828 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10829 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10830 (prologue, epilogue): New patterns.
10831 (return): Turn into a define_expand.
10832 (*return): New pattern, derived from old "return" pattern. Use rte
10833 rather than rts for interrupt functions. Only use rtd if the pop
10835 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10836 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10837 (link, *link, unlink, *unlink, load_got): Likewise.
10839 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10843 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10844 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10845 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10846 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10847 and m68k_matches_u_p.
10848 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10849 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10850 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10851 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10852 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10853 (REG_STRICT_P): New macro.
10854 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10855 PCREL_GENERAL_OPERAND_OK.
10856 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10857 m68k_legitimate_base_reg_p.
10858 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10859 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10860 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10861 * config/m68k/m68k.c (m68k_address): New structure.
10862 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10863 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10864 (m68k_jump_table_ref_p, m68k_decompose_address)
10865 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10866 (m68k_matches_u_p): New functions.
10867 (print_operand_address): Rewrite to use m68k_decompose_index.
10869 2007-03-05 David Taylor <dtaylor@emc.com>
10871 * gcc.c: Correct copyright date in --version output.
10873 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10875 * pa.md: In unamed move patterns, disparge copies between general
10876 and floating point registers using '?' modifier. Don't include 'f'
10877 constraint for register preferences in DImode, SImode, HImode and
10878 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10879 Remove constraints for copies between general and floating registers
10880 in soft-float DFmode pattern.
10881 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10885 2007-03-05 Mike Stump <mrs@apple.com>
10887 * c-common.c (targetcm): Add.
10888 * c-opts.c (c_common_handle_option): Handle language specific
10890 * opts.c (handle_option): Verify language for target options, if
10892 * opth-gen.awk: Add CL_LANG_ALL.
10893 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10894 (TARGETCM_INITIALIZER): Add.
10895 * target.h (struct gcc_targetcm): Add.
10897 * targhooks.c (default_handle_c_option): Add.
10898 * targhooks.h (default_handle_c_option): Add.
10899 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10901 * config/darwin.opt (iframework): Add.
10902 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10903 * config/darwin-c.c (handle_c_option): Add.
10904 (TARGET_HANDLE_C_OPTION): Add.
10906 * doc/invoke.texi (Darwin Options): Add -iframework.
10908 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10910 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10913 2007-03-05 Ian Lance Taylor <iant@google.com>
10915 * c.opt (fgnu89-inline): New option.
10916 * c-opts.c (c_common_post_options): Set default value for
10918 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10919 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10921 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10922 (grokdeclarator, start_function): Likewise.
10923 * c-cppbuiltin.c (c_cpp_builtins): Define either
10924 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10925 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10926 (C Dialect Options): Document -fgnu89-inline.
10927 * doc/extend.texi (Function Attributes): Explain what the
10928 gnu_inline attribute does.
10929 * doc/cpp.texi (Common Predefined Macros): Document
10930 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10932 2007-03-05 Ian Lance Taylor <iant@google.com>
10934 PR tree-optimization/31034
10935 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10936 half-range if the other side is an overflow infinity.
10938 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10940 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10941 (bfin*-linux-uclibc*): New configuration.
10942 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10944 * config/bfin/linux.h: New file.
10945 * config/bfin/libgcc-bfin.ver: New file.
10946 * config/bfin/t-bfin-uclinux: New file.
10947 * config/bfin/t-bfin-linux: New file.
10948 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10949 (TARGET_OS_CPP_BUILTINS): New macro.
10951 2007-03-05 Richard Guenther <rguenther@suse.de>
10953 * fold-const.c (fold_binary): Remove duplicate folding
10954 of comparison of non-null ADDR_EXPR against null.
10956 2007-03-05 Richard Guenther <rguenther@suse.de>
10957 Dorit Nuzman <dorit@il.ibm.com>
10959 PR tree-optimization/26420
10960 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10961 are no loops in the function. Only print the number of
10962 vectorized loops if it is greater than zero or we are supposed
10963 to print information about unvectorized loops.
10965 2007-03-05 Revital Eres <eres@il.ibm.com>
10967 * gcc.dg/var-expand1.c: New test.
10968 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10969 when an accumulator is expanded.
10971 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10974 * c-common.c (convert_and_check): Don't give warnings for
10975 conversion if 'expr' already overflowed.
10977 2007-03-04 Roger Sayle <roger@eyesopen.com>
10979 PR middle-end/30744
10980 * fold-const.c (fold_comparison): Enforce type consistency when
10981 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10983 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10985 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10986 containing a cast to the base of TARGET_MEM_REF.
10988 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10990 * tree.c (tree_contains_struct_check_failed): Remove spurious
10991 whitespace from error message.
10993 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10996 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10997 instead of precision.
10999 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11000 Nathan Sidwell <nathan@codesourcery.com>
11002 * emit-rtl.c (find_auto_inc): New.
11003 (try_split): recreate REG_INC notes,
11004 Use regular for loops rather than whiles.
11006 2007-03-03 Andreas Schwab <schwab@suse.de>
11008 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11009 * configure: Regenerate.
11011 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11013 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11014 flag_rounding_math, not flag_unsafe_math_optimizations.
11016 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11018 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11019 alpha_fold_vector_minmax): Likewise.
11020 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11021 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11023 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11025 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11026 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11027 if the lhs has side-effects.
11028 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11030 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11032 * config/i386/i386.h (TUNEMASK): Remove define.
11033 (ARCHMASK): Remove define.
11034 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11035 Use ix86_arch_mask variable instead of ARCHMASK.
11036 * config/i386/i386.c (override_options): Ditto.
11037 (standard_80387_constant_p): Ditto.
11039 2007-03-02 Ian Lance Taylor <iant@google.com>
11041 Used signed infinities in VRP.
11042 * tree-vrp.c (uses_overflow_infinity): New static function.
11043 (supports_overflow_infinity): New static function.
11044 (make_overflow_infinity): New static function.
11045 (negative_overflow_infinity): New static function.
11046 (positive_overflow_infinity): New static function.
11047 (is_negative_overflow_infinity): New static function.
11048 (is_positive_overflow_infinity): New static function.
11049 (is_overflow_infinity): New static function.
11050 (overflow_infinity_range_p): New static function.
11051 (compare_values_warnv): New function split out of compare_values.
11052 (compare_value): Call it.
11053 (set_value_range_to_nonnegative): Add overflow_infinity
11054 parameter. Change caller.
11055 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11057 (vrp_expr_computes_nonzero): Likewise.
11058 (compare_ranges, compare_range_with_value): Likewise.
11059 (compare_name_with_value, compare_names): Likewise.
11060 (vrp_evaluate_conditional): Likewise.
11061 (set_value_range): Handle infinity
11062 (vrp_operand_equal_p, operand_less_p): Likewise.
11063 (extract_range_from_assert): Likewise.
11064 (vrp_int_const_binop): Likewise.
11065 (extract_range_from_binary_expr): Likewise.
11066 (extract_range_from_unary_expr): Likewise.
11067 (extract_range_from_comparison): Likewise.
11068 (extract_range_from_expr): Likewise.
11069 (dump_value_range): Likewise.
11070 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11071 (test_for_singularity): Likewise.
11072 (vrp_int_const_binop): Remove inline qualifier.
11073 (adjust_range_with_scev): Add comment.
11074 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11076 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11078 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11079 (get_constraint_for): Likewise.
11080 (do_structure_copy): Likewise.
11081 (find_func_aliases): Fix references to MODIFY_EXPR.
11082 (intra_create_variable_infos): Tidy.
11083 * tree-ssa-operands.c (add_virtual_operand): Add argument
11085 When adding members of alias sets, if IS_CALL_SITE is true and
11086 the symbol is not call-clobbered, skip it.
11087 Adjust all callers.
11089 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11091 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11092 entry by means of emit_insn_at_entry.
11094 2007-03-02 Richard Henderson <rth@redhat.com>
11096 * expr.h (promoted_input_arg): Remove decl.
11097 * function.c (promoted_input_arg): Merge into ...
11098 * combine.c (setup_incoming_promotions): ... only caller.
11099 Rearrange to avoid double loop.
11101 2007-03-02 Ben Elliston <bje@au.ibm.com>
11102 Peter Bergner <bergner@vnet.ibm.com>
11103 Janis Johnson <janis187@us.ibm.com>
11105 * config/rs6000/dfp.md: New file.
11106 * config/rs6000/rs6000.md: Include dfp.md.
11107 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11108 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11109 and TDmode decimal float modes in FP registers.
11110 (num_insns_constant): Likewise.
11111 (rs6000_legitimate_offset_address_p): Likewise.
11112 (rs6000_legitimize_address): Likewise.
11113 (rs6000_legitimize_reload_address): Likewise.
11114 (rs6000_legitimate_address): Likewise.
11115 (rs6000_emit_move): Likewise.
11116 (function_arg_boundary): Likewise.
11117 (function_arg_advance): Likewise.
11118 (rs6000_darwin64_record_arg_recurse): Likewise.
11119 (function_arg): Likewise.
11120 (rs6000_gimplify_va_arg): Likewise.
11121 (rs6000_split_multireg_move): Likewise.
11122 (rs6000_output_function_epilogue): Likewise.
11123 (rs6000_output_function_epilogue): Likewise.
11124 (rs6000_register_move_cost): Likewise.
11125 (rs6000_function_value): Likewise.
11126 (rs6000_libcall_value): Likewise.
11128 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11130 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11132 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11134 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11135 Use $MULTIDIR to choose between the kernel and RTP headers,
11136 and use $WIND_BASE and $WIND_USR to locate them.
11138 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11140 * config/i386/i386.c (override_options): Put initialization of
11141 ix86_tune_mask and ix86_arch_mask to the correct place.
11143 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11144 Michael Meissner <michael.meissner@amd.com>
11147 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11148 (ARCHMASK): Define.
11149 (TARGET_CMOVE): Use ARCHMASK.
11150 (TARGET_CMPXCHG): Ditto.
11151 (TARGET_CMPXCHG8B): Ditto.
11152 (TARGET_XADD): Ditto.
11153 (TARGET_BSWAP): Ditto.
11154 * config/i386/i386.c (ix86_tune_mask): New global variable.
11155 (ix86_arch_mask): Ditto.
11156 (override_options): Initialize ix86_tune_mask and
11157 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11160 2007-03-02 Ben Elliston <bje@au.ibm.com>
11163 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11165 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11167 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11168 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11169 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11170 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11172 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11173 rs6000_init_dwarf_reg_sizes_extra): New.
11174 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11175 SPE register high parts.
11177 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11179 * Makefile.in: Add install-pdf target as
11180 copied from automake v1.10 rules.
11181 * configure.ac: Add install-pdf to target list.
11182 * configure: Regenerate.
11184 2007-03-01 Paul Brook <paul@codesourcery.com>
11186 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11187 modes to LDRD for DImode.
11188 (output_move_double): Fixup out of range ldrd/strd.
11189 (vfp_secondary_reload_class): Rename...
11190 (coproc_secondary_reload_class): ... to this. Add wb argument.
11191 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11192 coproc_secondary_reload_class for CLASS_IWMMXT.
11193 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11194 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11196 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11198 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
11199 factor by the estimated number of iterations.
11200 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
11203 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11204 decode_caches_intel, detect_caches_intel): New functions.
11205 (host_detect_local_cpu): Use detect_caches_amd and
11206 detect_caches_intel.
11208 2007-03-01 Richard Henderson <rth@redhat.com>
11210 * expr.c (emit_move_complex_push): Export.
11211 (emit_move_complex_parts): Split out from ...
11212 (emit_move_complex): ... here.
11213 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11214 * config/i386/i386.md (movcdi): New.
11216 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11218 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11219 size of mode1 to check for tieable modes in MMX case.
11221 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11223 * Makefile.in (rtlanal.o): Depend on tree.h.
11224 * rtl.h (offset_within_section_p, split_const): Declare.
11225 * rtlanal.c: Include tree.h.
11226 (offset_within_block_p): New function, taken from
11227 mips_offset_within_object_p.
11228 (split_const): New function, taken from mips_split_const.
11229 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11231 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11232 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11233 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11234 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11235 (m68k_illegitimate_symbolic_constant_p): New function.
11236 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11237 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11238 symbolic constant that might be outside the symbol's section,
11239 move the symbol first and then add the offset.
11240 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11242 * config/mips/mips.c (mips_split_const): Delete.
11243 (mips_offset_within_object_p): Delete.
11244 (mips_symbolic_constant_p): Use offset_within_section_p and
11245 split_const instead of mips_offset_within_object_p and
11247 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11248 (mips_legitimize_const_move, print_operand_reloc)
11249 (mips_dangerous_for_la25_p): Use split_const instead of
11252 2007-02-28 Eric Christopher <echristo@apple.com>
11254 * Makefile.in (install-include-dir): Don't rm -rf include.
11256 2007-02-28 Richard Guenther <rguenther@suse.de>
11258 PR middle-end/30364
11259 * fold-const.c (fold_binary): Do not associate expressions
11260 with more than one variable for integer types that do not wrap.
11262 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11264 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11265 Delete, and replace with...
11266 (fold_builtin_call_array): This. Update callers to use it.
11267 * fold-const.c (fold_build_call_list): Delete, and replace with...
11268 (fold_build_call_array): This.
11269 (fold_build_call_list_initializer): Delete, and replace with...
11270 (fold_build_call_array_initializer): This.
11271 * tree.h: Update declarations to reflect above changes.
11273 * c-typeck.c (build_function_call): Store converted arguments
11274 in a stack-allocated array instead of building a list.
11275 (convert_arguments): Store arguments in the array passed in as an
11276 argument, and return the actual number of arguments.
11277 * c-format.c: (check_function_format): Pass arguments in an
11278 array instead of a list.
11279 * c-common.c (check_function_nonnull): Likewise.
11280 (check_function_sentinel): Likewise.
11281 (check_function_arguments): Likewise.
11282 * c-common.h: Update declarations to reflect above changes.
11284 2007-02-28 Jan Hubicka <jh@suse.cz>
11286 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11287 PRED_NEGATIVE_RETURN): Update outcomes.
11289 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11291 * calls.c (emit_library_call_value_1): Handle partial registers
11292 correctly when building up CALL_INSN_FUNCTION_USAGE.
11294 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11296 * pa/predicates.md (move_src_operand): Allow zero for mode.
11297 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11300 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11303 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11304 *movv2df_internal): Enable pattern only for valid operand
11306 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11307 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11309 2007-02-27 Mike Stump <mrs@apple.com>
11311 * config/darwin-crt3.c: Avoid compilation when compiling for a
11314 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11316 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11318 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11319 for fixed headers and limits.h.
11320 (install-include-dir, install-headers-tar, install-headers-cpio,
11321 install-headers-cp, real-install-headers-tar,
11322 real-install-headers-cpio, real-install-headers-cp): Handle
11323 include-fixed as well as include.
11324 (install-mkheaders): Don't install files that go only in include
11326 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11327 from GCC_INCLUDE_DIR.
11328 * gcc.c (process_command): Remove special -BstageN/ handling.
11329 (do_spec_1): Add include-fixed directories.
11331 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11333 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11335 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11337 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11340 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11342 * c-common.c (get_priority): Add check for
11343 SUPPORTS_INIT_PRIORITY.
11345 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11347 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11349 * config/bfin/bfin.c: Include "cfglayout.h".
11350 (MAX_LSETUP_DISTANCE): New macro.
11351 (struct loop_info): New members incoming, incoming_src and
11352 incoming_dest. Delete member predecessor.
11353 (length_for_loop): New function.
11354 (bfin_optimize_loop): Handle more different loop structures.
11355 (bfin_discover_loop): Rework detection of predecessor blocks by
11356 examining incoming edges.
11357 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11359 (bfin_reorder_loops): New function.
11360 (bfin_reorg_loops): Use these three new functions.
11362 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11363 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11364 (CONSTRAINT_LEN): Add entry for 'q'.
11365 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11366 Add 'q' constraints.
11367 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11368 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11370 * config/bfin/bfin.md (add_with_carry): New pattern.
11371 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11372 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11373 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11374 support unsigned multiplies too. Removed incorrect commutativity from
11375 operand 1 constraint where appropriate.
11376 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11378 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11379 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11381 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11382 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11383 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11384 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11385 usmulhisi_hh_huh): New patterns.
11387 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11388 lshifthi3): Fix output template to use half reg for operand 2.
11390 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11393 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11395 2007-02-27 Andreas Schwab <schwab@suse.de>
11397 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11399 2007-02-27 Jan Hubicka <jh@suse.cz>
11401 * predict.c (last_basic_block_p): Remove.
11402 (tree_estimate_probability): Update return heuristic for commonized
11405 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11407 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11409 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11411 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11412 * doc/cpp.texi: Standardize title page.
11413 * doc/cppinternals.texi: Likewise.
11414 * doc/gcc.texi: Standardize title page, remove version number
11415 from copyright page.
11416 * doc/gccint.texi: Likewise.
11417 * doc/install.texi: Standardize title page, add table of
11420 2007-02-26 Jan Hubicka <jh@suse.cz>
11422 * predict.def: Set outcomes according to more recent results.
11423 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11424 Remove dead predictors.
11425 * predict.c (return_prediction): Fix pasto.
11427 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11429 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11430 change; avoid a memory leak when returning early.
11432 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11434 * c-decl.c (static_ctors): Move to c-common.c.
11435 (static_dtors): Likewise.
11436 (finish_function): Use c_record_cdtor_fn.
11437 (build_cdtor): Move to c-common.c.
11438 (c_write_global_declarations): Use c_build_cdtor_fns.
11439 * c-common.h (static_ctors): Declare.
11440 (static_dtors): Likewise.
11441 (c_record_cdtor_fn): Likewise.
11442 (c_build_cdtor_fns): Likewise.
11443 * c-common.c (static_ctors): New variable.
11444 (static_dtors): Likewise.
11445 (c_record_cdtor_fn): New function.
11446 (build_cdtor): Move from c-decl.c
11447 (c_build_cdtor_fns): New function.
11449 * output.h (assemble_addr_to_section): Declare.
11450 (get_cdtor_priority_section): Likewise.
11451 * varasm.c (assemble_addr_to_section): New function.
11452 (get_cdtor_priority_section): Likewise.
11453 (default_named_section_asm_out_destructor): Use them.
11454 (destor_dtor_section_asm_out_destructor): Likewise.
11455 (default_named_section_asm_out_constructor): Likewise.
11456 (default_ctor_section_asm_out_constructor): Likewise.
11457 * config.gcc (*-*-vxworks*): Include vxworks.o.
11458 * config/t-vxworks (vxworks.o): New target.
11459 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11460 (TARGET_ASM_CONSTRUCTOR): Define.
11461 (TARGET_ASM_DESTRUCTOR): Likewise.
11462 (vxworks_asm_out_constructor): Declare.
11463 (vxworks_asm_out_destructor): Likewise.
11465 * c-common.c (get_priority): Check that we have not just an
11466 INTEGER_CST, but an integer constant with integeral type.
11468 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11470 PR tree-optimization/30938
11471 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11472 use &dt[nargs-1] instead of &dt[nargs] in the call to
11473 vect_is_simple_use().
11475 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11477 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11478 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11479 Do not attempt to handle MEM inside auto-inc expressions.
11480 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11481 of a register modified by an auto-inc expression. However, do handle
11482 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11483 (elimination_effects): Prohibit elimination of a register modified
11484 by an auto-inc expression. Disable register elimination rules whose
11485 target register is modified by an auto-inc expression with variable
11488 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11490 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11492 (array_at_struct_end_p): New function.
11493 (idx_infer_loop_bounds): Use it.
11494 (estimate_numbers_of_iterations_loop): Export.
11495 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11496 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11497 (tree_estimate_probability): Call record_loop_exits.
11498 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11499 (estimated_loop_iterations, estimated_loop_iterations_int,
11500 estimated_loop_iterations_tree): New functions.
11501 (analyze_siv_subscript_cst_affine,
11502 compute_overlap_steps_for_affine_1_2,
11503 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11504 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11505 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11506 (PRED_LOOP_ITERATIONS_GUESSED): New.
11507 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11508 * cfgloop.h (estimate_numbers_of_iterations_loop,
11509 estimated_loop_iterations_int): Declare.
11511 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11513 * doc/extend.texi: Document optional priority argument to
11514 constructors and destructors.
11515 * tree.c (init_priority_for_decl): Adjust GTY markers.
11516 (init_ttree): Use priority-info hash functions for
11517 init_priority_for_decl.
11518 (tree_map_eq): Rename to ...
11519 (tree_map_base_eq): ... this.
11520 (tree_map_marked_p): Rename to ...
11521 (tree_map_base_marked_p): ... this.
11522 (tree_map_base_hash): New function.
11523 (decl_init_priority_lookup): Rework.
11524 (decl_fini_priority_lookup): New function.
11525 (decl_priority_info): New function.
11526 (decl_init_priority_insert): Use it.
11527 (decl_fini_priority_insert): Likewise.
11528 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11530 (decl_restrict_base_insert): Likewise.
11531 (decl_debug_expr_insert): Likewise.
11532 (decl_value_expr_lookup): Likewise.
11533 (decl_value_expr_insert): Likewise.
11534 * tree.h (priority_type): New type.
11535 (decl_init_priority_lookup): Use priority_type.
11536 (decl_fini_priority_lookup): New function.
11537 (decl_init_priority_insert): Use priority_type.
11538 (decl_fini_priority_insert): New function.
11539 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11540 (DECL_INIT_PRIORITY): Likewise.
11541 (SET_DECL_INIT_PRIORITY): Add comment.
11542 (DECL_FINI_PRIORITY): New macro.
11543 (SET_DECL_FINI_PRIORITY): Likewise.
11544 (DEFAULT_INIT_PRIORITY): Document.
11545 (MAX_INIT_PRIORITY): Likewise.
11546 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11547 (tree_map_base): New type.
11548 (tree_map_base_eq): New function.
11549 (tree_map_base_hash): Likewise.
11550 (tree_map_base_marked_p): Likewise.
11551 (tree_map): Inherit from tree_map_base.
11552 (tree_map_eq): Make it a macro.
11553 (tree_map_marked_p): Likewise.
11554 (tree_int_map): Inherit from tree_map_base.
11555 (tree_int_map_eq): Make it a macro.
11556 (tree_int_map_hash): Likewise.
11557 (tree_int_map_marked_p): Likewise.
11558 (tree_priority_map): New type.
11559 (tree_priority_map_eq): New macro.
11560 (tree_priority_map_hash): Likewise.
11561 (tree_priority_map_marked_p): Likewise.
11562 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11564 (emutls_common_1): Likewise.
11565 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11566 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11567 of tree_map hierarchy.
11568 * tree-cfg.c (move_stmt_r): Likewise.
11569 (new_label_mapper): Likewise.
11570 * c-tree.h (c_expand_body): Move to ...
11571 * c-common.h (c_expand_body): ... here.
11572 * c-decl.c (c_expand_body): Move to ...
11573 * c-common.c (c_expand_body): ... here.
11574 (c_common_attribute_table): Allow 1 argument for the constructor
11575 and destructor attributes.
11576 (get_priority): New function.
11577 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11578 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11580 2007-02-24 Jan Hubicka <jh@suse.cz>
11582 PR middle-end/30509
11583 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11585 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11586 Jan Hubicka <jh@suse.cz>
11589 * i386.c (counter_mode): New function.
11590 (expand_set_or_movmem_via_loop): Use it.
11591 (expand_movmem_epilogue): Likewise; fix pasto.
11592 (ix86_expand_movmem): Do emit guard even for constant counts.
11593 (ix86_expand_setmem): Likewise.
11595 2007-02-25 Nick Clifton <nickc@redhat.com>
11597 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11598 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11600 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11603 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11604 count argument with 0x10, not with 0x16.
11605 (expand_setmem_epilogue): Ditto.
11607 2007-02-24 Mike Stump <mrs@apple.com>
11609 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11612 2007-02-24 Richard Guenther <rguenther@suse.de>
11614 PR middle-end/30951
11615 * fold-const.c (fold_binary): Fold x +- CST op x for
11616 EQ_EXPR and NE_EXPR.
11618 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11620 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11622 2007-02-24 Jan Hubicka <jh@suse.cz>
11624 * cgraphunit.c (decide_is_function_needed): Honor
11625 -fkeep-inline-functions.
11627 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11629 * builtins.c (fold_builtin_modf): New.
11630 (fold_builtin_2): Use it.
11632 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11634 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11635 (determine_max_iter): Take additional LOOP arg; all callers changed.
11636 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11637 one using simplifications.
11638 (simplify_using_initial_values): Return if the expression becomes
11639 invalid due to altered regs.
11641 2007-02-23 DJ Delorie <dj@redhat.com>
11643 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11645 2007-02-23 Mike Stump <mrs@apple.com>
11647 * tlink.c (scan_linker_output): Parse linker messages from
11648 darwin9's linker better.
11650 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11653 * varpool.c (varpool_assemble_pending_decls): Set
11654 varpool_last_needed_node to null.
11656 2007-02-23 DJ Delorie <dj@redhat.com>
11658 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11659 alignment bigger than the object file can handle.
11661 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11664 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11665 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11666 (*movsf_1): Penalize MMX moves.
11668 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11670 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11671 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11673 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11675 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11677 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11678 (fold_builtin_1): Use them.
11679 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11680 BUILT_IN_SIGNIFICAND.
11682 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11684 * config/i386/i386.c (bdesc_1arg): Initialize
11685 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11686 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11687 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11688 and IX86_BUILTIN_MOVSLDUP.
11690 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11692 PR rtl-optimization/30841
11693 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11695 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11697 * builtins.c (fold_builtin_frexp): New.
11698 (fold_builtin_2): Use it.
11700 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11702 * doc/invoke.texi (Spec Files): Document getenv spec function.
11704 * gcc.c (getenv_spec_function): New function.
11705 (static_spec_functions): Add it.
11706 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11707 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11710 2007-02-22 Michael Matz <matz@suse.de
11713 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11714 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11716 2007-02-22 Ian Lance Taylor <iant@google.com>
11719 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11720 (mem_loc_descriptor): Call it.
11722 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11723 Ira Rosen <irar@il.ibm.com>
11725 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11727 2007-02-22 Ira Rosen <irar@il.ibm.com>
11729 PR tree-optimization/30843
11730 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11731 stores only after all the group is vectorized.
11733 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11735 PR tree-optimization/30858
11736 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11737 in the reduction cycle have a single use in the loop.
11738 * tree-vectorizer.h (relevant): Add documentation.
11740 2007-02-20 Mike Stump <mrs@apple.com>
11742 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11743 * configure: Regenerate.
11745 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11747 Change the defaults of some parameters and options.
11748 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11749 * config/spu/spu.c (spu_optimization_options): Add.
11750 (spu_override_options): Change params in spu_optimization_options.
11751 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11753 Register 127 is only 16 byte aligned when used as a frame pointer.
11754 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11755 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11756 HARD_FRAME_POINTER_REGNUM.
11757 (spu_legitimate_address): Use regno_aligned_for_reload.
11758 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11759 aligned when frame_pointer_needed is true.
11760 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11762 * config/spu/spu.h (INIT_EXPANDERS): Define.
11764 Make sure shift and rotate instructions have valid immediate operands.
11765 * config/spu/predicates.md (spu_shift_operand): Remove.
11766 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11767 * config/spu/constraints.md (W, O): Extend range.
11768 * config/spu/spu.md (umask, nmask): Define.
11769 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11770 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11771 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11772 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11773 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11774 (lshr<mode>3_reg): Fix rtl description.
11776 Make sure mulhisi immediate operands are valid.
11777 * config/spu/predicates.md (imm_K_operand): Add.
11778 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11780 Generate constants using fsmbi and andi.
11781 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11782 (print_operand, spu_split_immediate, classify_immediate,
11783 fsmbi_const_p): Handle IC_FSMBI2.
11785 Correctly handle a CONST_VECTOR containing symbols.
11786 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11787 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11788 (immediate_load_p): Allow symbols that use 2 instructions to create.
11789 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11790 with symbols when flag_pic is set.
11791 (const_vector_immediate_p): New.
11792 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11793 accept a CONST_VECTOR with symbols.
11794 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11795 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11797 * config/spu/spu.md (high, low): Delete.
11798 (low_<mode>): Define.
11800 Remove INTRmode and INTR_REGNUM, which didn't work.
11801 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11803 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11804 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11805 peephole2 pattern): Don't use INTR or 131.
11806 (movintrcc): Delete.
11807 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11808 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11809 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11810 (UNSPEC_SET_INTR): Add.
11811 * config/spu/spu-modes.def (INTR): Remove.
11813 More accurate warnings about run-time relocations.
11814 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11816 Correctly warn about immediate arguments to specific intrinsics.
11817 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11818 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11819 the instruction predicate.
11821 Fix tree check errors with latest update.
11822 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11824 (spu_expand_builtin): Use CALL_EXPR_FN.
11826 Add missing specific intrinsics.
11827 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11829 * config/spu/spu_internals.h: Ditto.
11831 Fix incorrect operand modifiers.
11832 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11833 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11835 Optimize one case of zero_extend of a vec_select.
11836 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11838 Accept any immediate for hbr.
11839 * config/spu/spu.md (hbr): Change s constraints to i.
11841 2007-02-21 Paul Brook <paul@codesourcery.com>
11843 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11844 condexec_count when skipping USE and CLOBBER.
11846 2007-02-21 Nick Clifton <nickc@redhat.com>
11848 * common.opt (Warray-bounds): Add Warning attribute.
11849 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11851 (fsized-zeroes): Add Optimization attribute.
11852 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11853 * c.opt (Wc++0x-compat): Add Warning attribute.
11855 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11857 PR middle-end/30761
11858 * reload1.c (eliminate_regs_in_insn): In the single_set special
11859 case, attempt to re-recognize the insn before falling back to
11860 having reload fix it up.
11862 2007-02-20 Eric Christopher <echristo@gmail.com>
11864 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11865 Rewrite accordingly.
11866 (frv_read_iacc_argument): Ditto.
11867 (frv_expand_set_builtin): Take a call instead of arglist, update for
11869 (frv_expand_unop_builtin): Ditto.
11870 (frv_expand_binop_builtin): Ditto.
11871 (frv_expand_cut_builtin): Ditto.
11872 (frv_expand_binopimm_builtin): Ditto.
11873 (frv_expand_voidbinop_builtin): Ditto.
11874 (frv_expand_int_void2arg): Ditto.
11875 (frv_expand_prefetches): Ditto.
11876 (frv_expand_voidtriop_builtin): Ditto.
11877 (frv_expand_voidaccop_builtin): Ditto.
11878 (frv_expand_load_builtin): Ditto.
11879 (frv_expand_store_builtin): Ditto.
11880 (frv_expand_mdpackh_builtin): Ditto.
11881 (frv_expand_mclracc_builtin): Ditto.
11882 (frv_expand_mrdacc_builtin): Ditto.
11883 (frv_expand_mwtacc_builtin): Ditto.
11884 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11887 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11889 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11890 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11892 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11893 point instructions.
11894 * configure: Regenerate.
11895 * config.in: Regenerate.
11896 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11897 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11898 masks to power6 and power6x and to POWERPC_MASKS.
11899 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11901 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11902 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11903 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11904 Access PROTOTYPE as variable, not mask.
11906 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11908 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11909 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11910 * combine.c (adjust_for_new_dest): Use it.
11911 * postreload.c (reload_combine): Likewise.
11913 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11915 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11916 notes on an insn with multiple sets, even if single_set returns
11917 non-NULL for that insn.
11919 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11921 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11922 scalbn and scalbln.
11924 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11926 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11927 if user didn't pass it.
11928 * config/i386/darwin.h (CC1_SPEC): Likewise.
11929 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11930 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11931 -mmacosx-version-min.
11933 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11934 Uros Bizjak <ubizjak@gmail.com>
11936 * optabs.h (enum optab_index): Add new OTI_scalb.
11937 (scalb_optab): Define corresponding macro.
11938 * optabs.c (init_optabs): Initialize scalb_optab.
11939 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11941 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11942 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11943 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11944 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11945 flag_unsafe_math_optimizations is set.
11947 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11948 to implement scalbf, scalb and scalbl built-ins as inline x87
11951 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11952 DJ Delorie <dj@redhat.com>
11955 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11956 (diagnostic_report_diagnostic): ... here, and turn them into real
11957 errors. If warnings are inhibited, no need to do anything.
11959 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11961 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11962 better code generation.
11964 2007-02-20 Ben Elliston <bje@au.ibm.com>
11966 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11968 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11970 * config/alpha/alpha.c, config/alpha/alpha.md,
11971 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11972 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11973 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11974 config/arm/lib1funcs.asm: Follow spelling conventions.
11976 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11977 config/fr30/fr30.md, config/i386/i386.h,
11978 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11979 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11980 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11981 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11982 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11983 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11984 config/sparc/sparc.c, config/sparc/sparc.h,
11985 config/sparc/sparc.md, config/spu/constraints.md,
11986 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11989 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11992 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11995 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11997 * doc/invoke.texi (-ftree-lrs): Remove.
11999 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12001 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12004 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12006 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12007 new CALL_EXPR_FN macro for retrieving the function
12008 declaration of the input expression.
12010 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12012 * c.opt (Waddress): New.
12013 * common.opt (Walways-true): Delete.
12014 (Wstring-literal-comparison): Delete.
12015 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12016 -Wstring-literal-comparison. Add -Waddress.
12018 (Walways-true): Delete.
12019 (Wstring-literal-comparison): Delete.
12020 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12021 consistently instead of -Walways-true in example.
12022 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12023 * c-typeck.c (parser_build_binary_op): Replace
12024 -Wstring-literal-comparison and -Walways-true with -Waddress.
12025 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12028 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12030 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12031 without DECL_STRUCT_FUNCTION initialized.
12033 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12035 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12036 due to calls to functions taking pointers as parameters.
12038 2007-02-19 Richard Henderson <rth@redhat.com>
12041 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12044 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12046 * config/s390/s390.c (s390_call_saved_register_used,
12047 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12048 accessed to the new scheme.
12050 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12052 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12053 (cris_print_index, cris_print_operand, cris_print_operand_address)
12054 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12055 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12056 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12057 GET_CODE () == xxx.
12058 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12059 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12060 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12061 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12062 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12063 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12064 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12065 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12066 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12067 (uminsi3, call, call_value): Ditto.
12068 (define_split: indir_to_reg_split, unnamed): Ditto.
12070 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12072 PR tree-optimization/30975
12073 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12076 2007-02-18 Eric Christopher <echristo@gmail.com>
12078 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12079 Remove use of arglist.
12080 (mips_expand_builtin): Remove use of arglist, pass in expr.
12081 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12082 (mips_expand_builtin_movtf): Ditto.
12083 (mips_expand_builtin_compare): Ditto.
12085 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12087 * tree-sra.c (sra_build_assignment): Replace assertion
12088 checking with a comment explaining why it can't be done.
12090 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12092 PR middle-end/30833
12093 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12094 during CALL_EXPR representation conversion.
12095 * tree-ssa-propagate.c (set_rhs): Likewise.
12097 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12099 * tree-sra.c (sra_build_assignment): Disable assertion checking
12102 2007-02-18 Roger Sayle <roger@eyesopen.com>
12104 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12105 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12106 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12108 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12109 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12110 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12111 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12112 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12113 force_gimple_operand): Likewise.
12114 * ipa-cp.c (constant_val_insert): Likewise.
12115 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12116 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12117 perfect_nestify): Likewise.
12118 * langhooks.c (lhd_omp_assignment): Likewise.
12119 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12120 lower_copyprivate_clauses, lower_send_clauses,
12121 lower_send_shared_vars, expand_parallel_call,
12122 expand_omp_for_generic, expand_omp_for_static_nochunk,
12123 expand_omp_for_static_chunk, expand_omp_sections,
12124 lower_omp_single_copy, lower_omp_for_lastprivate,
12125 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12126 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12127 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12130 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12132 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12133 config/sh/sh.md: Follow spelling conventions.
12135 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12136 config/frv/predicates.md: Follow spelling conventions.
12138 * config/m68k/linux-unwind.h: Fix a comment typo.
12139 * target.h: Follow spelling conventions.
12141 2007-02-18 Roger Sayle <roger@eyesopen.com>
12143 PR rtl-optimization/28173
12144 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12145 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12146 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12147 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12148 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12150 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12152 * builtins.c (fold_builtin_load_exponent): New.
12153 (fold_builtin_2): Use it.
12155 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12157 PR rtl-optimization/30773
12158 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12159 if we fail to attach a REG_EQUIV note.
12161 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12162 Roger Sayle <roger@eyesopen.com>
12164 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12166 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12168 * calls.c (initialize_argument_information): Pass original EXP
12169 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12170 code to split complex arguments here, as part of initializing the
12172 (expand_call): Remove code that builds a list of arguments and
12173 inserts implicit arguments into it. Instead, just count how many
12174 implicit arguments there will be so we can determine the size of
12175 the ARGS array, and let initialize_argument_information do the work.
12176 (split_complex_values): Delete unused function.
12178 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12180 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12182 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12184 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12185 for arg pointer based indexed addressing.
12187 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12189 * config/ia64/ia64.h, config/ia64/ia64.md,
12190 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12191 spelling conventions.
12193 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12195 * config/m68k/m68k.c (split_di): New.
12196 * config/m68k/m68k-protos.h: Declare split_di.
12197 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12198 Improve predicate handling and split constant shifts.
12200 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12202 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12203 parameter for register bitfield operations, general predicates
12206 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12208 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12209 * config/m68k/linux-unwind.h: New file.
12211 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12213 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12214 config/i386/athlon.md, config/ia64/ia64.md,
12215 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12216 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12217 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12218 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12219 tree-vect-transform.c: Fix comment typos.
12221 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12223 * sched-deps.c (find_insn_list): Remove.
12224 * sched-int.h: Remove the prototype for find_insn_list.
12226 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12228 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12230 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12231 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12232 darwin_rs6000_override_options.
12233 (C_COMMON_OVERRIDE_OPTIONS): Expect
12234 darwin_macosx_version_min to be non-NULL always.
12235 (TARGET_C99_FUNCTIONS): Likewise.
12236 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12237 (DARWIN_MINVERSION_SPEC): New.
12238 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12239 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12241 (DARWIN_MINVERSION_SPEC): New.
12242 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12244 * config/darwin-c.c (darwin_cpp_builtins): Expect
12245 darwin_macosx_version_min to be non-NULL always.
12247 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12249 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12251 * config/i386/i386.h (x86_use_xchgb): New.
12252 (TARGET_USE_XCHGB): New macro.
12253 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12254 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12255 Split after reload into bswaphi for shifts of 8.
12256 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12257 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12258 or when optimizing for size.
12260 2007-02-16 Richard Guenther <rguenther@suse.de>
12261 Christian Bruel <christian.bruel@st.com>
12263 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12264 DECLs but prefer SSA_NAMEs over DECLs.
12266 2007-02-16 Richard Guenther <rguenther@suse.de>
12268 * tree-flow-inline.h (single_imm_use_p): Remove.
12269 (zero_imm_uses_p): Likewise.
12270 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12271 instead of single_imm_use_p.
12272 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12275 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12278 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12279 nested double- and backquotes.
12281 2007-02-15 Roger Sayle <roger@eyesopen.com>
12283 PR middle-end/30391
12284 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12285 should be unreachable.
12286 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12287 For the time being redirect GIMPLE_MODIFY_STMT to the new
12288 (renamed) build_gimple_modify_stmt_stat.
12289 (build2_gimple_stat): Rename to...
12290 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12291 Always build a GIMPLE_MODIFY_STMT node.
12292 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12293 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12296 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12297 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12298 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12299 expand_complex_div_wide): Likewise.
12300 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12301 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12302 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12303 * tree-ssa-loop-manip.c (create_iv): Likewise.
12304 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12305 abs_replacement): Likewise.
12306 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12307 realify_fake_stores): Likewise.
12309 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12310 node rather than a GIMPLE_MODIFY_STMT node.
12311 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12312 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12314 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12315 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12316 GIMPLE_MODIFY_STMT.
12318 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12320 PR middle-end/30433
12321 * fold-const.c (fold_comparison): Add back the
12322 folding of constant complex comparisions.
12324 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12326 PR middle-end/30729
12327 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12328 effects unknown to this function, return early.
12330 2007-02-15 Ian Lance Taylor <iant@google.com>
12332 * lower-subreg.c (move_eh_region_note): New static function.
12333 (resolve_simple_move): Call it.
12334 (decompose_multiword_subregs): Track blocks for which we resolve a
12335 simple move which is also a control flow insn. Pass them to
12336 find_many_sub_basic_blocks.
12337 (pass_lower_subreg): Add TODO_verify_flow.
12338 (pass_lower_subreg2): Likewise.
12340 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12341 Brooks Moses <brooks.moses@codesourcery.com>
12342 Lee Millward <lee.millward@codesourcery.com>
12344 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12345 (VL_EXP_CLASS_P): New.
12346 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12348 (TREE_OPERAND_CHECK_CODE): Likewise.
12349 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12350 (TREE_RTL_OPERAND_CHECK): Likewise.
12351 (tree_operand_check_failed): Make second parameter the whole tree
12352 instead of its code. Fixed callers.
12353 (VL_EXP_CHECK): New.
12354 (TREE_OPERAND_LENGTH): New.
12355 (VL_EXP_OPERAND_LENGTH): New.
12356 (CALL_EXPR_FN): New.
12357 (CALL_EXPR_STATIC_CHAIN): New.
12358 (CALL_EXPR_ARGS): New.
12359 (CALL_EXPR_ARG): New.
12360 (call_expr_nargs): New.
12361 (CALL_EXPR_ARGP): New.
12362 (build_nt_call_list): Declare.
12363 (build_vl_exp_stat): Declare.
12364 (build_vl_exp): New.
12365 (build_call_list): Declare.
12366 (build_call_nary): Declare.
12367 (build_call_valist): Declare.
12368 (build_call_array): Declare.
12369 (call_expr_arg): Declare.
12370 (call_expr_argp): Declare.
12371 (call_expr_arglist): Declare.
12372 (fold_build_call_list): Declare.
12373 (fold_build_call_list_initializer): Declare.
12374 (fold_call_expr): Declare to replace fold_builtin.
12375 (fold_builtin_fputs): Update to agree with modified definition.
12376 (fold_builtin_strcpy): Likewise.
12377 (fold_builtin_strncpy): Likewise.
12378 (fold_builtin_memory_chk): Likewise.
12379 (fold_builtin_stxcpy_chk): Likewise.
12380 (fold_builtin_strncpy_chk): Likewise.
12381 (fold_builtin_next_arg): Likewise.
12382 (fold_build_call_expr): Declare.
12383 (fold_builtin_call_list): Declare.
12384 (fold_builtin_call_valist): Declare.
12385 (build_call_expr): Declare.
12386 (validate_arglist): Update to agree with modified definition.
12387 (tree_operand_length): New.
12388 (call_expr_arg_iterator): New.
12389 (init_call_expr_arg_iterator): New.
12390 (next_call_expr_arg): New.
12391 (first_call_expr_arg): New.
12392 (more_call_expr_args_p): New.
12393 (FOR_EACH_CALL_EXPR_ARG): New.
12395 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12396 and tcc_gimple_stmt.
12397 (tree_code_size): Update documentation. Use sizeof (tree) rather
12398 than sizeof (char *).
12399 (tree_size): Likewise. Add case for tcc_vl_exp.
12400 (tree_node_structure): Add case for tcc_vl_exp.
12401 (contains_placeholder_p): Likewise.
12402 (substitute_in_expr): Likewise.
12403 (substitute_placeholder_in_expr): Likewise.
12404 (stabilize_reference_1): Likewise.
12405 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12406 to diagnose breakage of this interface for constructing CALL_EXPRs.
12407 (build_nt): Add similar assertion here.
12408 (build_nt_call_list): New.
12409 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12410 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12412 (get_callee_fndecl): Use new CALL_EXPR accessors.
12413 (tree_operand_check_failed): Change parameters to pass entire node
12414 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12415 (process_call_operands): New.
12416 (build_vl_exp_stat): New.
12417 (build_call_list): New.
12418 (build_call_nary): New.
12419 (build_call_valist): New.
12420 (build_call_array): New.
12421 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12422 (call_expr_arglist): New.
12424 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12425 tcc_vl_exp instead of a fixed-size tcc_expression.
12427 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12428 accessors for CALL_EXPRs.
12429 (AGGR_INIT_EXPR): Likewise.
12431 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12432 Brooks Moses <brooks.moses@codesourcery.com>
12433 Lee Millward <lee.millward@codesourcery.com>
12435 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12436 (expand_builtin_nonlocal_goto): Change parameter to be entire
12437 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12438 (expand_builtin_prefetch): Likewise.
12439 (expand_builtin_classify_type): Likewise.
12440 (mathfn_built_in): Return NULL_TREE instead of 0.
12441 (expand_errno_check): Use new CALL_EXPR accessors.
12442 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12443 Return NULL_RTX instead of 0.
12444 (expand_builtin_mathfn_2): Likewise.
12445 (expand_builtin_mathfn_3): Likewise.
12446 (expand_builtin_interclass_mathfn): Likewise.
12447 (expand_builtin_sincos): Likewise.
12448 (expand_builtin_cexpi): Likewise.
12449 (expand_builtin_int_roundingfn): Likewise.
12450 (expand_builtin_int_roundingfn_2): Likewise.
12451 (expand_builtin_pow): Likewise.
12452 (expand_builtin_powi): Likewise.
12453 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12454 of arglist, fixing callers appropriately. Use new CALL_EXPR
12455 accessors and constructors. Return NULL_RTX instead of 0.
12456 (expand_builtin_strstr): Likewise.
12457 (expand_builtin_strchr): Likewise.
12458 (expand_builtin_strrchr): Likewise.
12459 (expand_builtin_strpbrk): Likewise.
12460 (expand_builtin_memcpy): Likewise.
12461 (expand_builtin_mempcpy): Likewise.
12462 (expand_builtin_mempcpy_args): New.
12463 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12464 (expand_builtin_memmove_args): New.
12465 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12466 (expand_movstr): Likewise.
12467 (expand_builtin_strcpy): Likewise.
12468 (expand_builtin_strcpy_args): New.
12469 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12470 (expand_builtin_strncpy): Likewise.
12471 (expand_builtin_memset): Likewise.
12472 (expand_builtin_memset_args): New.
12473 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12474 (expand_builtin_memcmp): Likewise.
12475 (expand_builtin_strcmp): Likewise.
12476 (expand_builtin_strncmp): Likewise.
12477 (expand_builtin_strcat): Likewise.
12478 (expand_builtin_strncat): Likewise.
12479 (expand_builtin_strspn): Likewise.
12480 (expand_builtin_strcspn): Likewise.
12481 (expand_builtin_args_info): Likewise.
12482 (expand_builtin_va_start): Likewise.
12483 (gimplify_va_arg_expr): Likewise.
12484 (expand_builtin_va_end): Likewise.
12485 (expand_builtin_va_copy): Likewise.
12486 (expand_builtin_frame_address): Likewise.
12487 (expand_builtin_alloca): Likewise.
12488 (expand_builtin_bswap): Likewise.
12489 (expand_builtin_unop): Likewise.
12490 (expand_builtin_fputs): Likewise.
12491 (expand_builtin_expect): Likewise.
12492 (expand_builtin_fabs): Likewise.
12493 (expand_builtin_copysign): Likewise.
12494 (expand_builtin_printf): Likewise.
12495 (expand_builtin_fprintf): Likewise.
12496 (expand_builtin_sprintf): Likewise.
12497 (expand_builtin_init_trampoline): Likewise.
12498 (expand_builtin_signbit): Likewise.
12499 (expand_builtin_fork_or_exec): Likewise.
12500 (expand_builtin_sync_operation): Likewise.
12501 (expand_builtin_compare_and_swap): Likewise.
12502 (expand_builtin_lock_test_and_set): Likewise.
12503 (expand_builtin_lock_release): Likewise.
12504 (expand_builtin): Likewise.
12505 (builtin_mathfn_code): Likewise.
12507 (fold_builtin_constant_p): Pass call arguments individually instead
12508 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12509 accessors and constructors. Return NULL_TREE instead of 0.
12510 (fold_builtin_expect): Likewise.
12511 (fold_builtin_classify_type): Likewise.
12512 (fold_builtin_strlen): Likewise.
12513 (fold_builtin_nan): Likewise.
12514 (integer_valued_real_p): Likewise.
12515 (fold_trunc_transparent_mathfn): Likewise.
12516 (fold_fixed_mathfn): Likewise.
12517 (fold_builtin_cabs): Likewise.
12518 (fold_builtin_sqrt): Likewise.
12519 (fold_builtin_cbrt): Likewise.
12520 (fold_builtin_cos): Likewise.
12521 (fold_builtin_cosh): Likewise.
12522 (fold_builtin_tan): Likewise.
12523 (fold_builtin_sincos): Likewise.
12524 (fold_builtin_cexp): Likewise.
12525 (fold_builtin_trunc): Likewise.
12526 (fold_builtin_floor): Likewise.
12527 (fold_builtin_ceil): Likewise.
12528 (fold_builtin_round): Likewise.
12529 (fold_builtin_int_roundingfn): Likewise.
12530 (fold_builtin_bitop): Likewise.
12531 (fold_builtin_bswap): Likewise.
12532 (fold_builtin_logarithm): Likewise.
12533 (fold_builtin_hypot): Likewise.
12534 (fold_builtin_pow): Likewise.
12535 (fold_builtin_powi): Likewise.
12536 (fold_builtin_exponent): Likewise.
12537 (fold_builtin_memset): Likewise.
12538 (fold_builtin_bzero): Likewise.
12539 (fold_builtin_memory_op): Likewise.
12540 (fold_builtin_bcopy): Deleted; call site changed to invoke
12541 fold_builtin_memory_op directly.
12542 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12543 (fold_builtin_strncpy): Likewise.
12544 (fold_builtin_memcmp): Likewise.
12545 (fold_builtin_strcmp): Likewise.
12546 (fold_builtin_strncmp): Likewise.
12547 (fold_builtin_signbit): Likewise.
12548 (fold_builtin_copysign): Likewise.
12549 (fold_builtin_isascii): Likewise.
12550 (fold_builtin_toascii): Likewise.
12551 (fold_builtin_isdigit): Likewise.
12552 (fold_builtin_fabs): Likewise.
12553 (fold_builtin_abs): Likewise.
12554 (fold_builtin_fmin_fmax): Likewise.
12555 (fold_builtin_carg): Likewise.
12556 (fold_builtin_classify): Likewise.
12557 (fold_builtin_unordered_cmp): Likewise.
12559 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12560 New functions split out from fold_builtin_1.
12561 (fold_builtin_n): New.
12562 (fold_builtin_varargs): New.
12563 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12565 (fold_call_expr): New.
12566 (build_function_call_expr): Rewrite to use new helper function.
12567 (fold_builtin_call_list): New.
12568 (build_call_expr): New.
12569 (fold_builtin_call_valist): New.
12570 (rewrite_call_expr): New.
12571 (validate_arg): New.
12572 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12573 of an arglist. Change return type to bool. Use new CALL_EXPR
12576 (fold_builtin_strstr): Pass call arguments individually instead
12577 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12578 accessors and constructors. Return NULL_TREE instead of 0.
12579 (fold_builtin_strchr): Likewise.
12580 (fold_builtin_strrchr): Likewise.
12581 (fold_builtin_strpbrk): Likewise.
12582 (fold_builtin_strcat): Likewise.
12583 (fold_builtin_strncat): Likewise.
12584 (fold_builtin_strspn): Likewise.
12585 (fold_builtin_strcspn): Likewise.
12586 (fold_builtin_fputs): Likewise.
12587 (fold_builtin_next_arg): Likewise.
12588 (fold_builtin_sprintf): Likewise.
12590 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12591 NULL_RTX instead of 0.
12592 (expand_builtin_memory_chk): Likewise.
12593 (maybe_emit_chk_warning): Likewise.
12594 (maybe_emit_sprintf_chk_warning): Likewise.
12596 (fold_builtin_object_size): Pass call arguments individually instead
12597 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12598 accessors and constructors. Return NULL_TREE instead of 0.
12599 (fold_builtin_memory_chk): Likewise.
12600 (fold_builtin_stxcpy_chk): Likewise.
12601 (fold_builtin_strncpy_chk): Likewise.
12602 (fold_builtin_strcat_chk): Likewise.
12603 (fold_builtin_strcat_chk): Likewise.
12604 (fold_builtin_strncat_chk): Likewise.
12605 (fold_builtin_sprintf_chk): Likewise.
12606 (fold_builtin_snprintf_chk): Likewise.
12607 (fold_builtin_printf): Likewise.
12608 (fold_builtin_vprintf): Likewise.
12610 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12612 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12613 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12614 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12615 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12616 (fold_unary): Likewise.
12617 (fold_binary): Likewise.
12618 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12619 ternary expressions.
12620 (fold): Add logic for tcc_vl_exp.
12621 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12622 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12623 (fold_build3_stat): Add assertion to flag broken interface for
12624 constructing CALL_EXPRs.
12625 (fold_build_call_list): New.
12626 (fold_build_call_list_initializer): New.
12627 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12629 (fold_strip_sign_ops): Likewise.
12631 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12632 Brooks Moses <brooks.moses@codesourcery.com>
12633 Lee Millward <lee.millward@codesourcery.com>
12635 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12636 accessors and dump arguments explicitly.
12638 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12640 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12642 (print_call_name): Use new CALL_EXPR accessors.
12644 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12645 CALL_EXPR arguments explicitly instead of as a list. Use
12646 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12648 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12649 (vrp_visit_stmt): Likewise.
12651 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12652 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12654 (force_move_till_expr): Likewise.
12656 * targhooks.c (default_external_stack_protect_fail): Use
12657 build_call_expr instead of build_function_call_expr.
12658 (default_hidden_stack_protect_fail): Likewise.
12660 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12663 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12664 and walk arguments explicitly.
12666 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12667 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12668 (expand_simple_operations): Likewise.
12669 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12671 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12672 of TREE_CODE_LENGTH.
12673 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12675 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12676 instead of TREE_CODE_LENGTH.
12678 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12679 (tree_ic_transform): Likewise.
12680 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12681 parameter instead of arglist. Fix callers.
12682 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12683 (tree_stringops_transform): Likewise.
12684 (tree_indirect_call_to_profile): Likewise.
12685 (tree_stringops_values_to_profile): Likewise.
12687 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12688 (eliminate_tail_call): Likewise.
12690 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12692 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12693 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12695 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12697 * omp-low.c (build_omp_barrier): Use build_call_expr.
12698 (lower_rec_input_clauses): Likewise.
12699 (lower_reduction_clauses): Likewise.
12700 (expand_parallel_call): Likewise.
12701 (maybe_catch_exception): Likewise.
12702 (expand_omp_for_generic): Likewise.
12703 (expand_omp_for_static_nochunk): Likewise.
12704 (expand_omp_sections): Likewise.
12705 (lower_omp_single_simple): Likewise.
12706 (lower_omp_single_copy): Likewise.
12707 (lower_omp_master): Likewise.
12708 (lower_omp_ordered): Likewise.
12709 (lower_omp_critical): Likewise.
12711 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12712 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12714 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12715 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12716 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12718 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12719 and generalize to handle any number of operands.
12720 (chrec_contains_undetermined): Likewise.
12721 (tree_contains_chrecs): Likewise.
12722 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12724 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12726 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12727 fold_call_expr instead of fold_builtin.
12728 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12729 match declarations there.
12730 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12733 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12734 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12736 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12737 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12739 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12742 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12743 (execute_cse_sincos): Use new CALL_EXPR accessors.
12745 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12747 * gimple-low.c (lower_function_body): Use build_call_expr.
12748 (lower_builtin_setjmp): Likewise.
12750 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12751 (set_storage_via_libcall): Likewise.
12752 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12753 instead of TREE_CODE_LENGTH.
12754 (expand_expr_real_1): Use new CALL_EXPR accessors.
12756 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12757 generalize to handle any number of operands.
12758 (TB_parent_eq): Likewise.
12760 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12761 (strip_builtin_expect): Likewise.
12763 * function.c (gimplify_parameters): Use build_call_expr.
12765 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12766 instead of TREE_CODE_LENGTH.
12768 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12769 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12771 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12774 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12775 (gimplify_decl_expr): Likewise.
12776 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12777 Use new CALL_EXPR iterators.
12778 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12779 (gimplify_modify_expr_to_memset): Likewise.
12780 (gimplify_variable_sized_compare): Likewise.
12781 (gimplify_omp_atomic_fetch_op): Likewise.
12782 (gimplify_omp_atomic_pipeline): Likewise.
12783 (gimplify_omp_atomic_mutex): Likewise.
12784 (gimplify_function_tree): Likewise.
12786 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12787 (call_expr_flags): Likewise.
12788 (expand_call): Likewise.
12790 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12791 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12794 * coverage.c (create_coverage): Use build_call_expr.
12796 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12797 (temp_call_expr_obstack): New.
12798 (pool_copy_list): Delete.
12799 (temp_copy_call_expr): New.
12800 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12801 CALL_EXPR accessors. Get rid of special goo for copying argument
12802 lists and use temp_copy_call_expr instead.
12803 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12804 CALL_EXPR accessors.
12805 (create_expression_by_pieces): Likewise. Use build_call_array
12806 to construct the result instead of fold_build3.
12807 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12808 dealing with argument lists.
12809 (init_pre): Remove references to expression_node_pool and
12810 list_node_pool. Init temp_call_expr_obstack instead.
12811 (fini_pre): Remove references to expression_node_pool and
12814 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12815 and walk arguments explicitly instead of as a list.
12817 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12818 (mx_register_decls): Likewise.
12819 (mudflap_register_call): Likewise.
12820 (mudflap_finish_file): Likewise.
12822 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12823 (ipa_callsite_compute_param): Likewise.
12825 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12826 accessors and constructor.
12828 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12829 accessors and constructor.
12830 (convert_tramp_reference): Likewise.
12831 (convert_call_expr): Likewise.
12832 (finalize_nesting_tree_1): Likewise.
12834 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12837 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12839 * tree-inline.c (initialize_inlined_parameters): Pass entire
12840 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12842 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12843 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12845 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12846 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12847 (vectorizable_reduction): Likewise.
12848 (vectorizable_call): Use new CALL_EXPR iterators.
12849 (vectorizable_conversion): Use build_call_expr.
12850 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12851 (vect_gen_widened_results_half): Use build_call_expr.
12852 (vect_setup_realignment): Likewise.
12853 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12855 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12856 (pass_through_call): Likewise.
12857 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12860 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12861 (tree_gen_pow2_profiler): Likewise.
12862 (tree_gen_one_value_profiler): Likewise.
12863 (tree_gen_ic_func_profiler): Likewise.
12864 (tree_gen_average_profiler): Likewise.
12865 (tree_gen_ior_profiler): Likewise.
12867 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12868 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12869 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12871 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12872 of TREE_CODE_LENGTH.
12874 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12875 of TREE_CODE_LENGTH.
12877 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12879 (convert_to_integer): Likewise.
12881 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12884 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12885 Brooks Moses <brooks.moses@codesourcery.com>
12886 Lee Millward <lee.millward@codesourcery.com>
12888 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12890 * config/frv/frv.c (frv_expand_builtin): Likewise.
12891 * config/s390/s390.c (s390_expand_builtin): Likewise.
12893 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12894 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12896 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12897 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12898 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12899 (ix86_expand_store_builtin): Likewise.
12900 (ix86_expand_unop_builtin): Likewise.
12901 (ix86_expand_unop1_builtin): Likewise.
12902 (ix86_expand_sse_compare): Likewise.
12903 (ix86_expand_sse_comi): Likewise.
12904 (ix86_expand_vec_init_builtin): Likewise.
12905 (ix86_expand_vec_ext_builtin): Likewise.
12906 (ix86_expand_vec_set_builtin): Likewise.
12907 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12909 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12910 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12912 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12913 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12914 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12916 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12918 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12919 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12920 arglist. Use new CALL_EXPR accessors. Fix callers.
12921 (altivec_expand_abs_builtin): Likewise.
12922 (rs6000_expand_binop_builtin): Likewise.
12923 (altivec_expand_predicate_builtin): Likewise.
12924 (altivec_expand_lv_builtin): Likewise.
12925 (spe_expand_stv_builtin): Likewise.
12926 (altivec_expand_stv_builtin): Likewise.
12927 (rs6000_expand_ternop_builtin): Likewise.
12928 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12929 (altivec_expand_st_builtin): Likewise.
12930 (altivec_expand_dst_builtin): Likewise.
12931 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12932 arglist. Use new CALL_EXPR accessors. Fix callers.
12933 (altivec_expand_vec_set_builtin): Likewise.
12934 (altivec_expand_vec_ext_builtin): Likewise.
12935 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12936 (spe_expand_builtin): Likewise.
12937 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12938 arglist. Use new CALL_EXPR accessors. Fix callers.
12939 (spe_expand_evsel_builtin): Likewise.
12940 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12941 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12943 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12944 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12945 (arm_expand_unop_builtin): Likewise.
12946 (arm_expand_builtin): Use new CALL_EXPR accessors.
12948 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12951 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12952 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12953 (bfin_expand_unop_builtin): Likewise.
12954 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12956 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12957 Brooks Moses <brooks.moses@codesourcery.com>
12958 Lee Millward <lee.millward@codesourcery.com>
12960 * c-semantics.c (build_stmt): Add internal diagnostic check.
12962 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12963 accessors. Print arguments explicitly instead of as a list.
12965 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12967 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12968 (c_finish_omp_flish): Likewise.
12970 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12971 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12972 instead of TREE_CODE_LENGTH.
12973 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12974 (c_warn_unused_result): Likewise.
12976 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12979 * doc/invoke.texi (Warning Options): Remove
12980 -Werror-implicit-function-declaration.
12981 (Wimplicit-function-declaration): Update description.
12982 * opts.c (common_handle_option): Move handling of -Werror=* to...
12983 (enable_warning_as_error): ...here.
12984 * opts.h (enable_warning_as_error): Declare.
12985 * c-decl.c (implicit_decl_warning): Unless
12986 -Wno-implicit-function-declaration is given, emit a pedwarn if
12987 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12988 * c.opt (Wimplicit-function-declaration): Replace
12989 mesg_implicit_function_declaration with
12990 warn_implicit_function_declaration.
12991 * c-opts.c (c_common_handle_option):
12992 -Werror-implicit-function-declaration is exactly equal as
12993 -Werror=implicit-function-declaration.
12994 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12995 warn_implicit_function_declaration.
12996 (c_common_post_options): -Wimplict-function-declaration is enabled
12997 by default by -std=c99, otherwise is disabled by default.
12998 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13000 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13002 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13003 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13004 former is ignored but not the latter.
13006 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13008 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13009 is made and the reference doesn't use the alias set of its type,
13010 do not create the temporary using that type.
13012 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13014 * jump.c: Remove prototypes for delete_computation and
13015 delete_prior_computation.
13017 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13019 * jump.c (get_label_after): Delete.
13020 (get_label_before, delete_computation, delete_jump,
13021 delete_prior_computation, follow_jumps): Move...
13022 * reorg.c (delete_computation, delete_prior_computation): ... here...
13023 (get_label_before, delete_jump): ... making these static ...
13024 (follow_jumps): ... and simplifying this since it only runs after
13026 * rtl.h (get_label_after, get_label_before, delete_jump,
13027 follow_jumps): Delete prototypes.
13029 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13031 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13033 2007-02-15 Nick Clifton <nickc@redhat.com>
13035 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13036 order to prevent it from being munged by the target.
13038 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13040 * config/i386/i386.md: Remove misleading comment.
13042 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13044 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13045 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13048 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13050 * tree-sra.c (instantiate_missing_elements): Canonicalize
13052 (sra_build_assignment): New.
13053 (generate_copy_inout, generate_element_copy,
13054 generate_element_zero, generate_one_element_init): Use it.
13056 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13058 * tree-sra.c (instantiate_missing_elements): Canonicalize
13060 (sra_build_assignment): New.
13061 (generate_copy_inout, generate_element_copy,
13062 generate_element_zero, generate_one_element_init): Use it.
13064 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13066 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13069 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13071 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13072 types as aggregates not scalars.
13073 * function.c (assign_stack_temp_for_type): Likewise.
13075 2007-02-14 Roger Sayle <roger@eyesopen.com>
13076 Zdenek Dvorak <dvorakz@suse.cz>
13078 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13081 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13083 * passes.c (next_pass_1): Clear the next field of the copied
13086 2007-02-14 Richard Henderson <rth@redhat.com>
13088 * tree-sra.c (early_sra): New.
13089 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13090 (tree_sra_early, pass_sra_early): New.
13091 * tree-pass.h (pass_sra_early): Declare.
13092 * passes.c (init_optimization_passes): Use it.
13094 2007-02-14 Richard Guenther <rguenther@suse.de>
13096 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13098 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13100 PR tree-optimization/30771
13101 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13103 (vect_analyze_operations): Induction phis can now be marked as
13105 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13106 Update documentation accordingly.
13108 2007-02-14 Nick Clifton <nickc@redhat.com>
13110 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13111 most 3 arguments are supported.
13112 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13114 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13116 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13117 Ensure dst->current is valid.
13119 2007-02-13 Paul Brook <paul@codesourcery.com>
13121 * config.gcc: Add arm*-*-uclinux-*eabi.
13122 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13123 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13124 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13125 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13126 (LINK_SPEC): Define.
13127 (LIB_SPEC): Define.
13128 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13130 * config/arm/uclinux-eabi.h: New file.
13131 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13132 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13135 2007-02-13 Ian Lance Taylor <iant@google.com>
13137 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13138 * flags.h (warn_strict_overflow): Declare.
13139 (enum warn_strict_overflow_code): Define.
13140 (issue_strict_overflow_warning): New static inline function.
13141 * opts.c (warn_strict_overflow): New variable.
13142 (common_handle_option): Handle OPT_Wstrict_overflow and
13143 OPT_Wstrict_overflow_.
13144 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13146 * fold-const.c: Include intl.h.
13147 (fold_deferring_overflow_warnings): New static variable.
13148 (fold_deferred_overflow_warning): New static variable.
13149 (fold_deferred_overflow_code): New static variable.
13150 (fold_defer_overflow_warnings): New function.
13151 (fold_undefer_overflow_warnings): New function.
13152 (fold_undefer_and_ignore_overflow_warnings): New function.
13153 (fold_deferring_overflow_warnings_p): New function.
13154 (fold_overflow_warning): New static function.
13155 (make_range): Add strict_overflow_p parameter. Change all
13157 (extract_muldiv, extract_muldiv_1): Likewise.
13158 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13159 tree_expr_nonnegative_p.
13160 (fold_negate_expr): Call fold_overflow_warning.
13161 (fold_range_test): Likewise.
13162 (fold_comparison): Likewise.
13163 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13164 instead of tree_expr_nonnegative_p.
13165 (tree_expr_nonnegative_warnv_p): Rename from
13166 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13167 (tree_expr_nonnegative_p): New function.
13168 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13169 strict_overflow_p parameter.
13170 (tree_expr_nonzero_p): New function.
13171 * passes.c (verify_interpass_invariants): New static function.
13172 (execute_one_pass): Call it.
13173 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13175 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13176 (estimate_numbers_of_iterations): Likewise.
13177 (scev_probably_wraps_p): Likewise.
13178 * tree-ssa-ccp.c: Include "toplev.h".
13179 (evaluate_stmt): Defer fold overflow warnings until we know we are
13181 (struct fold_stmt_r_data): Add stmt field.
13182 (fold_stmt_r): Defer fold overflow warnings until we know we
13184 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13185 (fold_stmt_inplace): Likewise.
13186 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13187 (cleanup_control_expr_graph): Defer fold overflow warnings until
13188 we know we are going to optimize.
13189 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13190 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13192 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13193 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13194 * tree-ssa-loop-manip.c (create_iv): Likewise.
13195 * c-typeck.c (build_conditional_expr): Likewise.
13196 (build_binary_op): Likewise.
13197 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13198 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13199 (extract_range_from_unary_expr): Likewise.
13200 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13201 assuming that signed overflow does not occur.
13202 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13203 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13204 (fold_defer_overflow_warnings): Declare.
13205 (fold_undefer_overflow_warnings): Declare.
13206 (fold_undefer_and_ignore_overflow_warnings): Declare.
13207 (fold_deferring_overflow_warnings_p): Declare.
13208 (tree_expr_nonzero_warnv_p): Declare.
13209 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13210 of warning options.
13211 (Warning Options): Document -Wstrict-overflow.
13212 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13213 (tree-ssa-ccp.o): Likewise.
13214 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13215 (fold-const.o): Depend on intl.h.
13217 2007-02-13 Ian Lance Taylor <iant@google.com>
13219 PR middle-end/30751
13220 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13223 2007-02-13 Stuart Hastings <stuart@apple.com>
13225 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13227 2007-02-13 Richard Henderson <rth@redhat.com>
13229 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13230 handled_component_p before looking for the indirect_ref.
13232 2007-02-13 Richard Henderson <rth@redhat.com>
13234 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13235 remove flags clobber.
13236 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13237 (bswaphi_lowpart): New.
13238 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13239 remove TARGET_BSWAP test. Delete expander of the same name.
13241 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13242 (expand_unop): Use them.
13244 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13246 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13247 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13248 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13249 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13250 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13251 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13252 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13253 assembler dialect choice from asm templates.
13255 2007-02-12 Richard Henderson <rth@redhat.com>
13257 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13258 (fixuns_trunc<SSEMODEF>si2): Use it.
13259 * config/i386/sse.md (vec_setv4sf_0): Export.
13260 * config/i386/i386.c (ix86_build_const_vector): Export.
13261 (ix86_split_convert_uns_si_sse): Rename from
13262 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13263 * config/i386/i386-protos.h: Update.
13265 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13268 * c-typeck.c (c_finish_return): Improve warning message.
13270 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13272 * alias.c (find_symbolic_term): Delete unused function.
13274 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13276 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13277 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13278 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13280 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13282 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13283 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13284 the function, temporarily point the debug interface to the null one.
13286 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13288 * dwarf2out.c (round_up_to_align): New static function.
13289 (field_byte_offset): Use it to round the offset.
13291 2007-02-12 Richard Henderson <rth@redhat.com>
13293 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13294 (inswl_const): Export.
13296 2007-02-12 Richard Henderson <rth@redhat.com>
13298 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13299 result mode of the libcall, convert back to outmode.
13301 2007-02-12 Roger Sayle <roger@eyesopen.com>
13303 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13304 (bswapdi2): New define_expand to implement 32-bit implementation.
13306 2007-02-12 Nick Clifton <nickc@redhat.com>
13308 * doc/invoke.texi (Overall Options): Document --help=.
13309 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13310 (cc1_options): Pass --help= on to cc1.
13311 (display_help): Add description of --help=.
13312 (process_command): Add code to handle --help=. Allow translated
13313 --help and --target-help switches to be passed on to compiler
13315 (main): Remove unused if statement.
13316 * opts.c (columns): Remove.
13317 (LEFT_COLUMN): Define.
13318 (wrap_help): Add columns argument.
13319 (print_filtered_help): Change parameters to be an include bitmask,
13320 an exclude bitmask, an any bitmask and the column width. Move the
13321 code to display the params list here. Add code to display the
13322 status of options rather than their descriptions if the quiet flag
13324 (print_specific_help): Change parameters to be an include bitmask,
13325 an exclude bitmask and an any bitmask. Move code to look up the
13326 column width here. Decide upon the title for an options listing.
13327 (common_handle_options): Add code to handle --help=. Adapt code
13328 for --help and --target-help to use the revised form of the
13329 print_specific_help function.
13330 (print_help): Delete.
13331 (print_param_help): Delete.
13332 (print_switch): Delete.
13333 * opts.h (cl_lang_count): Add prototype.
13334 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13335 CL_MAX_OPTION_CLASS): New defines.
13336 * optc-gen.awk: Add construction of cl_lang_count.
13337 * c.opt: Add Warning attribute to warning options and Optimization
13338 attribute to optimization options.
13339 * common.opt: Likewise.
13341 Add -fhelp and -ftarget-help as aliases for the transformed --help
13342 and --target-help options.
13343 * opt-functions.awk: Add code to handle Warning and Optimization
13346 2007-02-12 Richard Henderson <rth@redhat.com>
13348 * config/alpha/constraints.md: New file.
13349 * config/alpha/alpha.c: Include tm-constrs.h.
13350 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13351 alpha_extra_constraint): Remove.
13352 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13353 * config/alpha/alpha-protos.h: Update.
13354 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13355 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13356 (EXTRA_CONSTRAINT): Remove.
13357 * config/alpha/alpha.md: Include constraints.md.
13358 (adddi splitter): Use satisfies_constraint_*.
13359 * config/alpha/predicates.md (add_operand): Likewise.
13360 (sext_add_operand, addition_operation): Likewise.
13362 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13364 PR tree-optimization/29145
13365 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13366 in our handling of restrict qualified pointers.
13368 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13371 * doc/invoke.texi (Wunused-value): Update description.
13372 (Wextra): Delete item.
13373 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13374 value of Wunused-value.
13375 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13376 (c_finish_stmt_expr): Don't check extra_warnings.
13377 (emit_side_effect_warnings): The caller is responsible to check
13380 2007-02-11 Roger Sayle <roger@eyesopen.com>
13381 Matt Thomas <matt@3am-software.com>
13383 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13385 2007-02-11 Roger Sayle <roger@eyesopen.com>
13387 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13388 comparisons of POPCOUNT against zero.
13389 (simplify_const_relational_operation): Likewise.
13391 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13393 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13395 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13397 * dwarf2out.c (root_type): Delete unused function.
13399 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13401 * genattrtab.c (contained_in_p): Delete unused function.
13402 (write_expr_attr_cache): Likewise.
13404 2007-02-11 Jan Hubicka <jh@suse.cz>
13406 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13409 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13411 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13412 to add the REG_EQ* note.
13413 * see.c (see_merge_one_use_extension): Likewise.
13414 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13415 turn REG_EQUAL notes into REG_EQUIV notes if the target
13416 register may have more than one set.
13417 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13418 * gcse.c (try_replace_reg): Likewise.
13419 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13420 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13421 more than one REG_EQUIV note.
13422 * reload1.c (gen_reload): Use set_unique_reg_note.
13424 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13426 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13427 (ix86_builtin_conversion): New function.
13429 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13432 * tree.h (DECL_REPLACEABLE_P): New macro.
13433 * except.c (set_nothrow_function_flags): Likewise.
13435 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13436 Ira Rosen <irar@il.ibm.com>
13437 Dorit Nuzman <dorit@il.ibm.com>
13439 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13440 * targhooks.c (default_builtin_vectorized_conversion): New.
13441 * targhooks.h (default_builtin_vectorized_function): New declaration.
13442 * target.h (struct vectorize): Add builtin_conversion field.
13443 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13444 stmt_vec_info_type value.
13445 (vectorizable_conversion): New declaration.
13446 * tree-vect-analyze.c (vect_analyze_operations): Add
13447 vectorizable_conversion call.
13448 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13449 * tree-vect-transform.c (vectorizable_conversion): New function.
13450 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13451 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13453 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13454 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13455 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13456 or ALTIVEC_BUILTIN_VCFSX.
13458 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13461 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13462 CONST_DOUBLE and operand 0 is a hard register.
13463 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13464 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13465 is a hard floating-point register.
13467 2007-02-10 Richard Henderson <rth@redhat.com>
13468 Jakub Jelinek <jakub@redhat.com>
13469 Alexandre Oliva <aoliva@redhat.com>
13471 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13472 * builtin-types.def (BT_WORD): Make unsigned.
13473 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13474 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13475 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13476 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13477 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13478 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13480 * expr.c (emutls_var_address): New.
13481 (expand_expr_real_1): Expand emulated tls.
13482 (expand_expr_addr_expr_1): Likewise.
13483 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13484 * output.h (emutls_finish): Declare.
13485 * toplev.c (compile_file): Call it.
13486 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13487 address before wrapping in CONST.
13488 * varasm.c (emutls_htab, emutls_object_type): New.
13489 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13490 (get_emutls_object_name, get_emutls_object_type): New.
13491 (get_emutls_init_templ_addr, emutls_decl): New.
13492 (emutls_common_1, emutls_finish): New.
13493 (assemble_variable): When emulating tls, swap decls; generate
13494 constructor for the emutls objects.
13495 (do_assemble_alias): When emulating tls, swap decl and target name.
13496 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13498 * varpool.c (decide_is_variable_needed): Look at force_output.
13499 Recurse for emulated tls.
13500 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13501 with decide_is_variable_needed.
13502 * emutls.c: New file.
13503 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13504 tls_object for real tls.
13506 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13508 PR rtl-optimization/29599
13509 * reload1.c (eliminate_regs_in_insn): Take the destination
13510 mode into account when computing the offset.
13512 2007-02-09 Stuart Hastings <stuart@apple.com>
13513 Richard Henderson <rth@redhat.com>
13515 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13516 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13517 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13518 fixuns_truncdfhi2): New.
13519 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13520 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13521 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13522 (floatunssidf2): Allow nonimmediate source.
13523 * config/i386/sse.md (movdi_to_sse): New.
13524 (vec_concatv2di): Drop '*'.
13525 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13526 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13527 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13529 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13530 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13531 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13532 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13533 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13534 ix86_build_const_vector.
13535 (x86_emit_floatuns): Rewrite.
13537 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13539 * genautomata.c (longest_path_length): Delete unused function.
13540 (struct state): Delete unused longest_path_length.
13541 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13542 (get_free_state): Delete unused.
13544 2007-02-09 Jan Hubicka <jh@suse.cz>
13546 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13547 * doc/invoke.texi (inline-unit-growth): Update default value.
13549 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13550 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13551 (rebuild_cgraph_edges): Likewise.
13552 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13553 (dump_cgraph_node): Dump frequencies.
13554 (cgraph_clone_edge): Add frequency scales.
13555 (cgraph_clone_node): Add freuqnecy.
13556 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13557 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13558 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13559 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13560 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13561 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13562 (save_inline_function_body): Likewise.
13563 * ipa-inline.c: inluce rtl.h
13564 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13565 (cgraph_edge_badness): Use frequencies.
13566 (cgraph_decide_recursive_inlining): Update clonning.
13567 (cgraph_decide_inlining_of_small_function): Dump frequency.
13568 * predict.c (estimate_bb_frequencies): Export.
13569 * predict.h (estimate_bb_frequencies): Declare.
13570 * tree-inline.c (copy_bb): Watch overflows.
13571 (expand_call_inline): Update call of cgraph_create_edge.
13572 (optimize_inline_calls): Use TODO flags to update frequnecies.
13573 * passes.h: Include predict.h
13574 (init_optimization_passes): Move profile ahead.
13575 (execute_function_todo): Handle TODO_rebuild_frequencies.
13577 2007-02-09 Roger Sayle <roger@eyesopen.com>
13579 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13580 the insbl or inswl pattern into a register.
13582 2007-02-09 Roger Sayle <roger@eyesopen.com>
13584 * config/ia64/ia64.md (bswapdi2): New define_insn.
13586 2007-02-09 Richard Henderson <rth@redhat.com>
13588 * config/i386/constraints.md (Ym): New constraint.
13589 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13590 (movdi_1_rex64): Split sse and xmm general register moves from
13591 memory move alternatives. Use conditional register constraints.
13592 (movsf_1, movdf_integer): Likewise.
13593 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13594 (movdf_integer_rex64): New.
13595 (pushsf_rex64): Fix output constraints.
13596 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13597 (sse2_stored): Likewise.
13598 (sse2_storeq_rex64): New.
13599 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13600 amd and not generic.
13601 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13602 for optimize_size. Remove SF/DFmode hack.
13604 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13606 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13609 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13610 Richard Sandiford <richard@codesourcery.com>
13612 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13613 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13614 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13615 m68k/t-mlib to tmake_file.
13616 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13617 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13618 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13619 Allow it to be cf or m68k. Set m68k_arch_family. If that
13620 variable is not empty, add t-$m68k_arch_family to tmake_file.
13621 Add t-mlibs to tmake_file.
13622 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13623 * config/m68k/t-cf: New file.
13624 * config/m68k/t-m68k: Likewise.
13625 * config/m68k/t-mlibs: Likewise.
13626 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13627 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13628 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13629 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13630 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13632 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13633 (INSTALL_LIBGCC): Delete.
13634 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13635 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13636 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13637 (M68K_MLIB_CPU): Define.
13638 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13639 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13640 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13642 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13643 Richard Guenther <rguenther@suse.de>
13645 PR middle-end/23361
13646 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13647 against INT_MIN/INT_MAX.
13648 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13649 file if a loop is removed.
13651 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13653 * calls.c (store_one_arg): Pass correct alignment to
13654 emit_push_insn for non-BLKmode values.
13655 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13656 unaligned stack slot via a suitably aligned slot.
13658 2007-02-08 DJ Delorie <dj@redhat.com>
13660 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13662 (legal_subregs): Use unsigned char, make const.
13663 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13665 2007-02-08 Paul Brook <paul@codesourcery.com>
13667 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13668 special interworking needed.
13670 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13672 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13673 conditional to __SSE2__.
13674 (Entries below should have been added to first ChangeLog
13675 entry for amdfam10 dated 2007-02-05)
13676 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13678 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13680 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13683 2007-02-08 DJ Delorie <dj@redhat.com>
13685 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13686 * config/m32c/m32c.c (legal_subregs): New.
13687 (m32c_illegal_subreg_p): New.
13688 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13689 unsupported subregs of hard regs.
13691 2007-02-08 Jan Hubicka <jh@suse.cz>
13693 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13694 the same one; always update histograms.
13696 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13698 * passes.c (init_optimization_passes): Tidy comment.
13700 2007-02-08 Roger Sayle <roger@eyesopen.com>
13702 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13703 strip zero_extend, bswap and rotates from POCOUNT's argument.
13704 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13705 zero_extend and rotates from PARITY's argument.
13706 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13707 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13708 of an integer constant at compile-time.
13710 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13713 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13715 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13718 * tree-ssa-live.c (remove_unused_locals): Do not remove
13719 TREE_ADDRESSABLE variables.
13720 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13721 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13722 FOR_CLOBBER. Update all users.
13723 If VAR has an associated alias set, add a virtual operand for
13724 it if no alias is found to conflict with the memory reference.
13726 2007-02-07 Jan Hubicka <jh@suse.cz>
13727 Robert Kidd <rkidd@crhc.uiuc.edu>
13729 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13731 2007-02-07 Ian Lance Taylor <iant@google.com>
13733 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13735 2007-02-07 Roger Sayle <roger@eyesopen.com>
13737 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13738 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13739 tablejumpdi, movsi_to_cr_one): Remove constraints from
13740 define_expand's match_operands.
13742 2007-02-07 Roger Sayle <roger@eyesopen.com>
13744 * global.c (compute_regsets): Move declatation of "i" inside of
13745 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13747 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13750 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13751 of INDIRECT_REF <RESULT_DECL>.
13753 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13755 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13756 Kaz Kojima <kkojima@gcc.gnu.org>
13759 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13761 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13763 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13765 * doc/loop.texi: Document possibility not to perform disambiguation
13766 of loops with multiple latches.
13767 * cfgloopmanip.c (alp_enum_p): Removed.
13768 (add_loop): Handle subloops. Use get_loop_body_with_size.
13769 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13770 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13771 the new forwarder block.
13772 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13773 Handle the case latch is NULL.
13774 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13775 when marking loop exits.
13776 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13778 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13779 disambiguate_loops_with_multiple_latches.
13780 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13781 before fix_loop_structure.
13782 * cfgloop.c: Include pointer-set.h and output.h.
13783 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13784 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13785 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13786 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13787 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13788 disambiguate_multiple_latches, get_loop_body_with_size,
13789 disambiguate_loops_with_multiple_latches): New functions.
13790 (flow_loop_dump): Dump multiple latch edges.
13791 (flow_loop_nodes_find): Handle loops with multiple latches.
13792 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13793 (glb_enum_p): Modified.
13794 (get_loop_body): Use get_loop_body_with_size.
13795 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13796 (AVOID_CFG_MODIFICATIONS): New constant.
13797 (disambiguate_loops_with_multiple_latches, add_loop,
13798 get_loop_body_with_size): Declare.
13799 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13801 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13803 PR inline-asm/28686
13804 * global.c (compute_regsets): New function.
13805 (global_alloc): Refactored ELIMINABLE_REGSET
13806 and NO_GLOBAL_ALLOC_REGS computation out.
13807 (rest_of_handle_global_alloc): Call compute_regsets()
13808 for non-optimizing case.
13810 2007-02-06 Richard Henderson <rth@redhat.com>
13812 * config/i386/constraints.md (Y2): Rename from Y.
13813 (Yi): New constraint.
13814 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13815 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13816 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13817 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13818 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13819 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13820 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13821 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13822 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13823 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13824 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13825 vec_extractv2si_1): Change Y constraints to Y2.
13826 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13827 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13828 Change Y constraints to Y2.
13829 (sse2_loadld): Change Y constraints to x.
13831 2007-02-06 Roger Sayle <roger@eyesopen.com>
13833 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13834 (parity<mode>2): New define_expand using rs6000_emit_parity.
13835 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13836 rs6000_emit_parity): New functions.
13837 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13838 rs6000_emit_parity): Prototype here.
13840 2007-02-06 Ian Lance Taylor <iant@google.com>
13842 * lower-subreg.c (simple_move_operand): Reject CONST.
13843 (resolve_clobber): Call validate_change rather than directly
13844 assigning to XEXP (pat, 0).
13846 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13848 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13849 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13850 (tree-cfg.o): Remove hashtab.h dependency.
13852 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13853 (struct ivopts_data): Change niters to pointer_map_t.
13854 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13855 (niter_for_exit): Create pointer_map on demand. Change for
13857 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13858 (free_loop_data): Destroy data->niters if created and reset field.
13859 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13860 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13862 * tree-ssa-reassoc.c: Include pointer-set.h.
13863 (bb_rank): Change to long *.
13864 (operand_rank): Change to pointer_map_t.
13865 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13866 (insert_operand_rank): Accept long.
13867 (operand_entry_hash, operand_entry_eq): Remove.
13868 (get_rank): Return long. Adjust for changes above.
13869 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13871 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13873 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13874 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13875 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13877 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13878 directly since it cannot be NULL.
13879 (get_vi_for_tree): Rewrite for pointer_map API.
13880 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13881 (init_alias_vars): Create vi_for_tree as pointer_map.
13882 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13884 * tree-cfg.c: Don't include hashtab.h.
13885 (edge_to_cases): Declare as pointer_map.
13886 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13888 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13889 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13890 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13892 (record_switch_edge): Delete.
13893 (get_cases_for_edge): Adjust for pointer_map API, inline
13894 record_switch_edge (rewritten for new API), remove goto.
13896 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13898 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13899 * tree-nested.c: Include pointer-set.h.
13900 (var_map_elt, var_map_eq, var_map_hash): Delete.
13901 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13902 to pointer_map_t's.
13903 (nesting_info_bitmap_obstack): New.
13904 (lookup_field_for_decl): Adjust for pointer_map API.
13905 (lookup_tramp_for_decl): Adjust for pointer_map API.
13906 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13907 (get_local_debug_decl): Adjust for pointer_map API.
13908 (convert_nl_goto_reference): Adjust for pointer_map API.
13909 (convert_nl_goto_receiver): Adjust for pointer_map API.
13910 (create_nesting_tree): Create outside GGC space. Create bitmap on
13911 the new obstack. Create field_map and var_map as pointer_maps.
13912 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13914 (lower_nested_functions): Move root here, no need to NULL it.
13915 Initialize and release the obstack.
13917 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13919 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13920 Remove prototypes and make them non-static.
13921 (struct tree_int_map): Remove.
13922 * tree.h (struct tree_int_map): Move here, turning TO into an
13924 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13926 * tree.h (TREE_COMPLEXITY): Remove.
13927 (struct tree_exp): Remove complexity field.
13928 * tree.c (build1_stat): Don't set it.
13930 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13931 Victor Kaplansky <victork@il.ibm.com>
13933 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13934 (vect_is_simple_reduction): Support reduction with induction as
13935 one of the operands.
13936 (vect_is_simple_iv_evolution): Fix formatting.
13937 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13938 formatting. Don't mark induction phis for vectorization.
13939 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13940 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13941 (vect_get_vec_def_for_operand): Support induction.
13942 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13944 (vectorizable_reduction): Support reduction with induction as one of
13946 (vectorizable_type_demotion): Use def-type of stmt argument rather
13947 than dummy def-type.
13949 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13950 flag_tree_scev_cprop.
13951 * common.opt (tree-scev-cprop): New flag.
13953 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13954 call to vect_get_new_vect_var.
13956 2007-02-06 Ira Rosen <irar@il.ibm.com>
13958 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13959 vectype is not NULL.
13960 (vect_pattern_recog_1): Likewise.
13962 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13964 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13965 (fold_negate_expr): Likewise.
13967 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13970 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13971 even if cv-qualification is the same.
13973 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13975 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13976 __enable_execute_stack on completion.
13978 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13980 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13981 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13982 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13983 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13984 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13985 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13986 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13987 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13989 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13991 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13992 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13993 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13994 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13995 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13996 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13997 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13998 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13999 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14000 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14001 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14002 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14003 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14004 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14005 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14006 sqrtextenddfxf2_i387): Added amdfam10_decode.
14008 * config/i386/athlon.md (athlon_idirect_amdfam10,
14009 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14010 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14011 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14012 athlon_ivector_store_amdfam10): New define_insn_reservation.
14013 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14016 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14018 * config/i386/athlon.md (athlon_call_amdfam10,
14019 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14020 define_insn_reservation.
14021 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14022 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14023 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14025 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14027 * config/i386/athlon.md (athlon_sseld_amdfam10,
14028 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14029 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14031 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14033 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14034 define_insn_reservation.
14035 * config/i386/i386.md (sseins): Added sseins to define_attr type
14036 and define_attr unit.
14037 * config/i386/sse.md: Set type attribute to sseins for insertq
14040 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14042 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14043 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14044 ssecomi_load_amdfam10, ssecomi_amdfam10,
14045 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14046 define_insn_reservation.
14047 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14049 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14051 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14052 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14053 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14054 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14055 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14056 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14057 define_insn_reservation.
14059 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14060 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14061 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14062 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14063 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14065 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14067 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14068 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14069 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14070 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14071 athlon_ssemul_load_k8): Added amdfam10.
14073 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14075 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14076 (x86_sse_unaligned_move_optimal): New variable.
14078 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14080 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14081 for unaligned vector SSE double/single precision loads for AMDFAM10.
14083 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14085 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14086 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14087 Define TARGET_CPU_DEFAULT_amdfam10.
14088 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14089 (processor_type): Add PROCESSOR_AMDFAM10.
14091 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14092 processor_type in config/i386/i386.h.
14093 Enable imul peepholes for TARGET_AMDFAM10.
14095 * config.gcc: Add support for --with-cpu option for amdfam10.
14097 * config/i386/i386.c (amdfam10_cost): New variable.
14098 (m_AMDFAM10): New macro.
14099 (m_ATHLON_K8_AMDFAM10): New macro.
14100 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14101 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14102 x86_promote_QImode, x86_integer_DFmode_moves,
14103 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14104 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14105 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14106 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14107 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14108 Enable/disable for amdfam10.
14109 (override_options): Add amdfam10_cost to processor_target_table.
14110 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14111 processor_alias_table.
14112 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14113 (ix86_adjust_cost): Add code for amdfam10.
14115 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14117 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14118 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14119 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14120 * config/i386/i386.h: Add builtin definition for SSE4A.
14121 * config/i386/i386.md: Add support for ABM instructions
14122 (popcnt and lzcnt).
14123 * config/i386/sse.md: Add support for SSE4A instructions
14124 (movntss, movntsd, extrq, insertq).
14125 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14126 Add -march=amdfam10 flag.
14127 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14128 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14130 * doc/extend.texi: Add documentation for SSE4A builtins.
14132 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14134 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14136 2007-02-05 Richard Guenther <rguenther@suse.de>
14138 * tree-vectorizer.h (vectorizable_function): Add argument type
14139 argument, change return type.
14140 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14141 * tree-vect-transform.c (vectorizable_function): Handle extra
14142 argument, return vectorized function decl.
14143 (build_vectorized_function_call): Remove.
14144 (vectorizable_call): Handle calls with result and argument types
14145 differing. Handle loop vectorization factor correctly.
14146 * targhooks.c (default_builtin_vectorized_function): Adjust for
14148 * targhooks.h (default_builtin_vectorized_function): Likewise.
14149 * target.h (builtin_vectorized_function): Add argument type
14151 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14152 extra argument, allow vectorizing of lrintf.
14153 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14154 documentation of target hook.
14156 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14159 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14160 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14161 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14163 2007-02-05 Roger Sayle <roger@eyesopen.com>
14165 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14166 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14167 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14168 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14169 before canonicalizing sincos to cexpi.
14170 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14172 2007-02-05 Roger Sayle <roger@eyesopen.com>
14174 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14175 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14176 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14178 2007-02-05 Roger Sayle <roger@eyesopen.com>
14180 * mips-tfile.c (initialize_init_file): Correct endianness test.
14182 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14184 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14185 the 'y' constraint.
14187 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14189 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14190 saves in a PARALLEL before the register assignments.
14192 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14194 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14195 DWARF_FRAME_RETURN_COLUMN to be a general register.
14196 * dwarf2out.c (init_return_column_size): New function, split from...
14197 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14198 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14199 to be nongeneral registers.
14200 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14202 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14203 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14205 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14207 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14209 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14211 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14212 (remove_path): Use can_remove_branch_p and remove_branch instead
14213 of loop_delete_branch_edge.
14214 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14215 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14216 Update profile using scale_dominated_blocks_in_loop.
14217 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14218 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14219 (can_remove_branch_p, remove_branch): Declare.
14220 * tree-cfg.c (tree_can_remove_branch_p): New function.
14221 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14222 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14223 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14225 2007-02-05 Jan Hubicka <jh@suse.cz>
14227 PR middle-end/30696
14228 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14229 nodes in cgraph, don't remove offline copy of the function.
14231 2007-02-04 Jan Hubicka <jh@suse.cz>
14233 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14234 vectors might cause maybe_lookup_element_for_expr to be called
14235 on non-sra-candidate.
14237 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14239 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14240 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14241 spelling conventions.
14243 2007-02-04 Richard Guenther <rguenther@suse.de>
14245 PR middle-end/30636
14246 * fold-const.c (try_move_mult_to_index): Make sure to not
14247 overflow one dimension of a multi-dimensional array access.
14249 2007-02-04 Jan Hubicka <jh@suse.cz>
14251 * passes.c (init_optimization_passes): Reindent.
14253 2007-02-04 Jan Hubicka <jh@suse.cz>
14254 Eric Botcazou <ebotcazou@adacore.com>
14256 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14257 (execute_fixup_cfg): Break out the abnormal goto code.
14258 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14259 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14260 (optimize_inline_calls): Call make_nonlocal_label_edges.
14262 2007-02-04 Jan Hubicka <jh@suse.cz>
14264 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14265 true when something was changed.
14266 (rename_ssa_copies): When something was changed, do
14267 TODO_remove_unused_locals.
14268 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14269 add TODO_remove_unused_locals when instruction was removed.
14271 2007-02-04 Jan Hubicka <jh@suse.cz>
14273 * ipa-inline.c (try_inline): Improve debug output; work on already
14275 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14276 call try_inline for already inlined edges too when flattening;
14277 inline also functions that make callee growth but overall unit size
14280 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14282 * config/m32c/bitops.md, config/m32c/jump.md,
14283 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14284 config/m32r/m32r.h, config/m32r/m32r.md,
14285 config/m32r/predicates.md, config/m68hc11/larith.asm,
14286 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14287 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14288 config/mips/mips-protos.h, config/mips/mips.c,
14289 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14290 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14291 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14292 spelling conventions.
14294 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14295 Follow spelling conventions.
14297 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14299 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14300 warn about C++0x compatibility.
14302 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14304 * config/h8300/h8300.c, config/h8300/h8300.h,
14305 config/h8300/h8300.md: Follow spelling conventions.
14307 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14309 PR middle-end/30667
14310 * combine.c (try_combine): Do not substitute source operand
14311 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14313 2007-02-03 Jan Hubicka <jh@suse.cz>
14315 PR gcov-profile/30650
14316 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14317 do not divide by zero for never executed counters.
14318 (tree_find_values_to_profile): Fix counters.
14319 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14321 2007-02-03 Ian Lance Taylor <iant@google.com>
14323 * lower-subreg.c (simple_move_operand): New static function,
14324 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14326 (simple_move): Call simple_move_operand.
14327 (find_decomposable_subregs): Add special handling of MEMs.
14328 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14329 meaning of return value. If we see a hard register, test whether
14330 it can store a word_mode value. Change all callers.
14332 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14334 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14335 ftrapv insns and expanders.
14336 (subdi3): Change define_expand operand 1 to arith11_operand, and
14337 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14338 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14339 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14342 PR middle-end/30174
14343 * varasm.c (notice_global_symbol): Treat global objects as weak when
14344 flag_shlib is true.
14346 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14348 * emit-rtl.c (dconstpi): Delete.
14349 (dconstsqrt2): New.
14350 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14351 * real.h (dconstpi): Delete.
14352 (dconstsqrt2): New.
14353 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14354 (fold_builtin_hypot): Likewise.
14356 2007-02-03 Tom Tromey <tromey@redhat.com>
14359 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14360 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14362 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14364 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14365 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14366 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14367 config/rs6000/cell.md, config/rs6000/darwin.h,
14368 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14369 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14370 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14371 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14372 typos. Follow spelling conventions.
14373 * doc/invoke.texi: Follow spelling conventions.
14375 2007-02-03 Roger Sayle <roger@eyesopen.com>
14377 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14378 canonicalization transformations that attempt to simplify integer
14379 constant comparisons to become comparisons against zero.
14381 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14383 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14385 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14386 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14388 2007-02-02 Mike Stump <mrs@apple.com>
14390 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14391 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14392 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14393 generate a branch island.
14395 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14397 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14398 (xtensa_legitimate_address_p): New.
14399 (xtensa_legitimize_address): New.
14400 (xtensa_output_addr_const_extra): New.
14401 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14403 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14404 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14405 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14406 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14407 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14408 (xtensa_legitimize_address): New.
14409 (xtensa_output_addr_const_extra): New.
14411 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14413 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14415 2007-02-02 Ian Lance Taylor <iant@google.com>
14417 * expmed.c (expand_divmod): Add comment.
14419 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14421 * emit-rtl.c (renumber_insns): Remove.
14422 * flags.h: Remove the extern for flag_renumber_insns.
14423 * rtl.h: Remove the prototype for renumber_insns.
14424 * toplev.c (flag_renumber_insns): Remove.
14426 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14428 Revert for x86 darwin:
14429 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14431 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14432 code before the following patch under TARGET_MACHO.
14433 (ix86_function_value_regno_p): Likewise.
14435 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14437 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14440 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14443 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
14444 general or fp registers. Add comments.
14445 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14447 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14449 * pointer-set.c (insert_aux): Only return insertion slot.
14450 (pointer_set_insert): Adjust.
14451 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14452 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14453 pointer_map_traverse): New.
14454 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14455 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14456 pointer_map_contains, pointer_map_traverse): Declare.
14458 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14460 PR middle-end/30473
14461 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14462 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14464 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14466 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14468 (struct _dep): New type.
14469 (dep_t): New typedef.
14470 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14471 (DEP_STATUS): New access macro. The macro with the same name was
14472 renamed to DEP_LINK_STATUS.
14473 (dep_init): Declare function
14475 (struct _dep_link): New type.
14476 (dep_link_t): New typedef.
14477 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14478 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14479 (DEP_LINK_STATUS): New macro.
14480 (debug_dep_links): New debug function.
14482 (struct _deps_list): New type.
14483 (deps_list_t): New typedef.
14484 (DEPS_LIST_FIRST): New access macro.
14485 (FOR_EACH_DEP_LINK): New cycle macro.
14486 (create_deps_list, free_deps_list, delete_deps_list): Declare
14488 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14489 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14490 (copy_deps_list_change_con): Ditto.
14492 (move_dep_link): Declare function.
14494 (struct _dep_node): New type.
14495 (dep_node_t): New typedef.
14496 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14498 (struct haifa_insn_data.back_deps): New field to hold backward
14499 dependencies of the insn.
14500 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14502 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14503 Change its type to deps_list_t.
14504 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14505 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14506 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14508 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14510 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14512 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14514 (dep_cost): Declare.
14516 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14517 (ds_to_dk, dk_to_ds): New functions.
14519 (init_dep_1): New static function.
14520 (init_dep): New function.
14521 (copy_dep): New static function.
14523 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14525 (detach_dep_link): New static function.
14526 (move_dep_link): New function.
14528 (dep_links_consistent_p, dump_dep_links): New static functions.
14529 (debug_dep_links): New debugging function.
14531 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14533 (alloc_deps_list, init_deps_list): New static functions.
14534 (create_deps_list): New function.
14535 (clear_deps_list): New static function.
14536 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14537 (deps_list_consistent_p, dump_deps_list): New static functions.
14538 (debug_deps_list): New function.
14539 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14541 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14543 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14544 use new scheduler dependencies lists.
14545 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14546 (sched_analyze): Ditto. Initialize dependencies lists.
14547 (add_forw_dep, compute_forward_dependences): Update to use new
14548 scheduler dependencies lists.
14550 (init_dependency_caches): Init deps_obstack.
14551 (free_dependency_caches): Free deps_obstack.
14553 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14554 new scheduler dependencies lists.
14555 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14556 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14558 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14559 Update to use new scheduler dependencies lists.
14560 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14561 (debug_dependencies): Ditto.
14562 (schedule_region): Update comments.
14564 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14565 scheduler dependencies lists.
14566 (schedule_ebb): Update comments.
14568 * rtl.def (DEPS_LIST): Remove.
14570 * lists.c (unused_deps_list): Remove.
14571 (free_list): Update assertions.
14573 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14574 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14576 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14577 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14579 * haifa-sched.c (comments): Update.
14580 (insn_cost1): Remove. Inline the code into insn_cost ().
14581 (insn_cost): Update to use new scheduler dependencies lists. Move
14582 processing of the dependency cost to dep_cost ().
14583 (dep_cost): New function. Use it instead of insn_cost () when
14584 evaluating cost of the dependency. Use compatible interface to
14585 interact with the target.
14586 (priority): Update to use new scheduler dependencies lists.
14587 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14588 with greater number of insns that depend on the insn.
14589 (schedule_insn): Update to use new scheduler dependencies lists. Add
14590 code to free backward dependencies lists. Inline and optimize code
14591 from resolve_dep () - see PR28071.
14592 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14593 lists. Update call to targetm.sched.is_costly_dependence hook.
14595 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14596 scheduler dependencies lists.
14598 (resolve_dep): Remove. Move the logic to schedule_insn ().
14599 (init_h_i_d): Initialize dependencies lists.
14601 (process_insn_depend_be_in_spec): Rename to
14602 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14603 dependencies lists.
14604 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14605 Update to use new scheduler dependencies lists.
14606 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14608 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14609 new scheduler dependencies lists.
14610 (build_intra_loop_deps): Ditto.
14612 * target.h (struct _dep): Declare to use in
14613 gcc_target.sched.is_costly_dependence.
14614 (struct gcc_target.sched.adjust_cost): Fix typo.
14615 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14616 single dep_t parameter instead of an equivalent triad.
14617 (struct gcc_target.sched.adjust_cost_2): Remove.
14619 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14621 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14623 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14625 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14627 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14628 (REG_DEP_TRUE): Document.
14630 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14631 Change signature to correspond to the targetm.sched.adjust_cost hook.
14632 Update use in TARGET_SCHED_ADJUST_COST_2.
14633 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14634 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14635 new scheduler dependencies lists.
14636 (ia64_gen_check): Ditto.
14638 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14639 dependencies lists.
14641 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14642 signature to correspond to the targetm.sched.is_costly_dependence hook.
14643 (is_costly_group): Update to use new scheduler dependencies lists.
14645 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14646 instead of INSN_COST () macro.
14648 2007-02-01 Ian Lance Taylor <iant@google.com>
14650 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14652 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14654 * pa.md (tp_load): Correct mfctl instruction syntax.
14656 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14658 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14659 altivec_padding_size calculation on AIX. Improve comment, add
14660 assert to verify that it's right.
14662 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14665 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14667 PR inline-asm/28686
14668 * global.c (global_alloc): Add mising initialization of
14671 2007-02-01 Roger Sayle <roger@eyesopen.com>
14673 * alias.c (init_alias_analysis): Correct whitespace.
14674 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14675 partition_hot_cold_basic_blocks): Likewise.
14676 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14677 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14678 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14679 fold_builtin_snprintf_chk, fold_builtin_printf,
14680 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14681 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14682 * cfgcleanup.c (cleanup_cfg): Likewise.
14683 * cfgexpand.c (tree_expand_cfg): Likewise.
14684 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14685 * function.c (get_next_funcdef_no): Likewise.
14686 * gengtype.c (main): Likewise.
14687 * genmodes.c (main): Likewise.
14688 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14689 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14690 * ifcvt.c (noce_emit_move_insn): Likewise.
14691 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14693 * stor-layout.c (get_best_mode): Likewise.
14694 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14695 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14696 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14697 perform_var_substitution, solve_graph): Likewise.
14698 * tree-vrp.c (vrp_finalize): Likewise.
14700 2007-02-01 Ian Lance Taylor <iant@google.com>
14702 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14703 high part of a paradoxical subreg, return a constant zero.
14705 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14707 * toplev.c (lang_dependent_init): Call init_set_costs.
14708 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14710 2007-02-01 Richard Guenther <rguenther@suse.de>
14712 PR middle-end/30656
14713 * fold-const.c (fold_negate_expr): Allow negating a
14714 constant if overflow does not change.
14716 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14718 * doc/c-tree.texi (Expression trees): Improve markup.
14719 * doc/tm.texi (Register Classes, Addressing Modes)
14720 (Floating Point): Fix spacing after abbreviations. Fix some
14723 2007-02-01 Ben Elliston <bje@au.ibm.com>
14725 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14726 * doc/contrib.texi: Likewise.
14727 * doc/install.texi: Likewise.
14729 2007-01-31 Richard Henderson <rth@redhat.com>
14730 Ian Lance Taylor <iant@google.com>
14732 * lower-subreg.c: New file.
14733 * rtl.def (CONCATN): Define.
14734 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14735 pass_lower_subreg2.
14736 * emit-rtl.c (update_reg_offset): New static function, broken out
14737 of gen_rtx_REG_offset.
14738 (gen_rtx_REG_offset): Call update_reg_offset.
14739 (gen_reg_rtx_offset): New function.
14740 * regclass.c: Revert patch of 2006-03-05, restoring
14742 (clear_reg_info_regno): New function.
14743 * dwarf2out.c (concatn_loc_descriptor): New static function.
14744 (loc_descriptor): Handle CONCATN.
14745 * common.opt (fsplit_wide_types): New option.
14746 * opts.c (decode_options): Set flag_split_wide_types when
14748 * timevar.def (TV_LOWER_SUBREG): Define.
14749 * rtl.h (gen_reg_rtx_offset): Declare.
14750 (reg_scan_update): Declare.
14751 * regs.h (clear_reg_info_regno): Declare.
14752 * tree-pass.h (pass_lower_subreg): Declare.
14753 (pass_lower_subreg2): Declare.
14754 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14755 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14756 -fsplit-wide-types.
14757 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14758 * Makefile.in (OBJS-common): Add lower-subreg.o.
14759 (lower-subreg.o): New target.
14761 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14763 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14765 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14768 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14770 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14772 PR middle-end/29335
14773 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14775 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14777 * cfgloop.h: Include vec-prim.h.
14778 (enum li_flags): Remove LI_ONLY_OLD.
14779 (loop_iterator): Changed.
14780 (fel_next, fel_init): Iterate over loop tree.
14781 (FOR_EACH_LOOP_BREAK): New macro.
14782 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14784 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14785 * modulo-sched.c (sms_schedule): Ditto.
14786 * tree-vectorizer.c (vectorize_loops): Ditto.
14787 * doc/loop.texi: Update information on loop numbering and behavior of
14788 FOR_EACH_LOOP wrto new loops.
14789 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14790 add_to_evolution_1): Test nestedness of loops instead of comparing
14792 * tree-chrec.c (chrec_fold_plus_poly_poly,
14793 chrec_fold_multiply_poly_poly, chrec_evaluate,
14794 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14795 reset_evolution_in_loop): Ditto.
14796 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14798 2007-01-31 Dirk Mueller <dmueller@suse.de>
14800 * c-common.c (warn_about_parentheses): Separate warning about
14801 un-parenthized sequence of comparison operators from the one
14802 which is supposed to warn about x <= y <= z.
14804 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14806 * optabs.h (enum optab_index): Add new OTI_isinf.
14807 (isinf_optab): Define corresponding macro.
14808 * optabs.c (init_optabs): Initialize isinf_optab.
14809 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14811 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14812 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14814 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14815 expand_builtin_interclass_mathfn.
14816 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14817 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14818 (fxam<mode>2_i387): New insn pattern.
14819 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14820 built-in functions as x87 inline asm.
14822 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14824 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14826 2007-01-30 Eric Christopher <echristo@apple.com>
14828 * config.gcc: Add geode.
14830 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14832 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14833 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14834 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14835 value-prof.c: Fix comment typos.
14837 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14840 * doc/invoke.texi (Wpointer-arith): Document warning.
14842 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14844 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14845 the list of discrepancies from the draft TR.
14847 2007-01-30 Dirk Mueller <dmueller@suse.de>
14850 * doc/invoke.texi (-Wreturn-type): Update description to
14851 match new behavior.
14853 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14855 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14857 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14859 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14860 to handle optabs that operate on floating point input argument and
14861 output to integer output.
14862 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14863 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14864 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14865 expand_builtin_interclass_mathfn ().
14866 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14867 (ilogbsi2): Remove.
14868 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14869 ilogbl built-in functions as x87 intrinsics.
14871 2007-01-30 Richard Guenther <rguenther@suse.de>
14873 PR middle-end/27657
14874 * dwarf2out.c (reference_to_unused): Query varpool if the
14875 variable was output.
14877 2007-01-30 Richard Guenther <rguenther@suse.de>
14879 PR middle-end/30313
14880 * passes.c (execute_one_pass): Reset in_gimple_form to not
14881 confuse non-unit-at-a-time mode.
14883 2007-01-29 Roger Sayle <roger@eyesopen.com>
14884 Richard Guenther <rguenther@suse.de>
14886 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14887 avoid undefined behaviour on overflow. Use force_fit_type_double
14888 to construct the constant with the specified TREE_OVERFLOW.
14890 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14892 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14893 * config/dfp-bit.h: Ditto.
14895 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14897 * c-decl.c (pop_scope): Replace warnings with call to
14898 warn_for_unused_label.
14899 * c-common.h (warn_for_unused_label): Declare.
14900 * c-common.c (warn_for_unused_label): Define.
14902 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14904 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14907 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14909 * Makefile.in (USER_H): Remove decfloat.h.
14910 * ginclude/decfloat.h: Delete, moving contents to ...
14911 * ginclude/float.h: Add support for decimal floating point,
14912 guarded by __STDC_WANT_DEC_FP__.
14914 2007-01-29 Mike Stump <mrs@apple.com>
14916 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14917 Analysis and Representation to resolve case insensitive conflict.
14918 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14920 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14922 * tree.h (struct tree_memory_tag): Add aliases member.
14923 (MTAG_ALIASES): New macro.
14924 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14925 (add_may_alias): Remove pointer-set. Update for may_aliases being
14927 (mark_aliases_call_clobbered): Update for may_aliases being a
14929 (compute_tag_properties): Ditto.
14930 (create_partition_for): Ditto.
14931 (compute_memory_partitions): Ditto.
14932 (dump_may_aliases_for): Ditto.
14933 (is_aliased_with): Ditto.
14934 (add_may_alias_for_new_tag): Ditto.
14935 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14936 (compute_is_aliased): New function.
14937 (compute_may_aliases): Call compute_is_aliased).
14938 (init_alias_info): Initialize alias_bitmap_obstack.
14939 (union_alias_set_into): New function.
14940 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14941 (have_common_aliases_p): Rewrite to take two bitmaps and use
14943 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14944 Update for bitmaps.
14945 (finalize_ref_all_pointers): Update for add_may_alias changes.
14946 (new_type_alias): Ditto.
14947 * tree-flow-inline.h (may_aliases): Return a bitmap.
14948 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14949 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14950 may_aliases being a bitmap.
14951 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14952 may_aliases now returns a bitmap.
14953 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14955 * tree-ssa-operands.c (add_virtual_operand): Update for
14956 may_aliases being a bitmap.
14958 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14960 PR tree-optimization/30630
14961 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14962 variable as changed.
14964 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14967 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14968 expanded only once even if an error occurs.
14970 2007-01-29 Ben Elliston <bje@au.ibm.com>
14972 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14973 (__gcov_average_profiler): Likewise.
14974 (__gcov_ior_profiler): Likewise.
14975 (__gcov_merge_ior): Likewise.
14977 2007-01-28 Jan Hubicka <jh@suse.cz>
14979 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14980 * value-prof.c (stringop_block_profile): Likewise.
14982 2007-01-28 Jan Hubicka <jh@suse.cz>
14984 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14985 variant handling histograms; add wrapper.
14986 (clear_storage_via_libcall): Export.
14987 (emit_block_move_hints): Break out from ...; add histograms.
14988 (emit_block_move): ... this one.
14989 (clear_storage_hints): Break out from ...; add histograms.
14990 (clear_storage): ... this one.
14991 (set_storage_via_memset): Handle histogram.
14992 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14993 (clear_storage_hints, clear_storage_via_libcall): Declare.
14994 (set_storage_via_setmem): Update prototype.
14995 * doc/md.texi (movmem, setmem): Document new arguments.
14997 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14999 (stringop_block_profile): New global function.
15000 (tree_stringops_values_to_profile): Profile block size and alignment.
15001 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15003 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15004 (stringop_block_profile): Declare.
15005 * builtins.c: Include value-prof.h.
15006 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15007 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15008 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15009 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15010 * profile.c (instrument_values): Add new counters.
15011 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15013 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15014 (tree_init_edge_profiler): Build new profilers.
15015 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15016 (pass_tree_profile): Add dump.
15017 (tree_profile_hooks): Update.
15018 * Makefile.in (LIBGCOV): Add new constants.
15019 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15020 __gcov_ior_profiler): New.
15021 * i386.md (movmem/setmem expanders): Add new optional arguments.
15023 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15025 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15027 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15029 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15030 (tree_unswitch_single_loop): Pass eni_size_weights to
15031 tree_num_loop_insns.
15032 * tree-ssa-loop-manip.c: Include tree-inline.h.
15033 (can_unroll_loop_p): Pass eni_size_weights to
15034 tree_num_loop_insns.
15035 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15036 Pass eni_size_weights to estimate_num_insns.
15037 * tree.h (init_inline_once): Export.
15038 * toplev.c (backend_init): Call init_inline_once.
15039 * cgraphunit.c (cgraph_process_new_functions,
15040 cgraph_analyze_function): Pass eni_inlining_weights to
15041 estimate_num_insns.
15042 * ipa-inline.c (compute_inline_parameters): Ditto.
15043 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15044 to estimate_num_insns.
15045 (try_unroll_loop_completely): Pass eni_size_weights to
15046 tree_num_loop_insns.
15047 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15048 ot estimate_num_insns.
15049 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15050 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15051 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15052 eni_time_weights): New variables.
15053 (init_inline_once): Initialize them.
15054 (struct eni_data): Mew.
15055 (estimate_num_insns_1, estimate_num_insns): Use weights.
15056 * tree-inline.h (struct eni_weights_d): New.
15057 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15058 (estimate_num_insns): Declaration changed.
15059 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15060 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15061 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15063 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15065 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15066 relations in the conflict function is valid.
15068 2007-01-27 Ian Lance Taylor <iant@google.com>
15070 * common.opt: Add fstrict-overflow.
15071 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15072 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15073 (TYPE_OVERFLOW_UNDEFINED): Define.
15074 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15076 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15077 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15078 (fold_negate_expr): Likewise.
15079 (make_range): Likewise.
15080 (extract_muldiv_1): Likewise.
15081 (maybe_canonicalize_comparison): Likewise.
15082 (fold_comparison): Likewise.
15083 (fold_binary): Likewise.
15084 (tree_expr_nonnegative_p): Likewise.
15085 (tree_expr_nonzero_p): Likewise.
15086 * tree-vrp.c (compare_values): Likewise.
15087 (extract_range_from_binary_expr): Likewise.
15088 (extract_range_from_unary_expr): Likewise.
15089 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15091 (nowrap_type_p): Likewise.
15092 * tree-scalar-evolution.c (simple_iv): Likewise.
15093 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15094 (build_range_check): Likewise.
15095 (extract_muldiv_1): Likewise.
15096 (fold_comparison): Likewise.
15097 * tree-vrp.c (vrp_int_const_binop): Likewise.
15098 (extract_range_from_unary_expr): Likewise.
15099 * convert.c (convert_to_integer): Likewise.
15100 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15101 (fold_comparison): Likewise.
15102 (fold_binary): Likewise.
15103 * optabs.c (optab_for_tree_code): Likewise.
15104 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15105 * simplify-rtx.c (simplify_const_relational_operation): Check
15106 flag_strict_overflow and flag_trapv.
15107 (simplify_const_relational_operation): Likewise.
15108 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15109 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15112 2007-01-27 Roger Sayle <roger@eyesopen.com>
15114 * tree.c (tree_fold_gcd): Delete.
15115 * tree.h (tree_fold_gcd): Remove prototype.
15116 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15117 test whether one constant integer is a multiple of another. Instead
15118 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15119 * fold-const.c (multiple_of_p): We've determined both TOP and
15120 BOTTOM are integer constants so we can call int_const_binop directly
15121 instead of the more generic const_binop.
15123 2007-01-27 Roger Sayle <roger@eyesopen.com>
15125 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15126 1*X check that the constant hasn't overflowed, to preserve the
15128 (round_up): Provide an efficient implementation when rouding-up an
15129 INTEGER_CST to a power-of-two.
15131 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15133 * doc/sourcebuild.texi: Add comma for clarity.
15134 * doc/extend.texi: Fix some typos.
15135 * doc/passes.texi: Likewise.
15136 * doc/cppinternals.texi: Likewise.
15137 * doc/c-tree.texi: Likewise.
15138 * doc/tree-ssa.texi: Likewise.
15139 * doc/install.texi: Likewise.
15141 2007-01-27 Jan Hubicka <jh@suse.cz>
15143 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15144 (pass_sra): Do not require alias information.
15145 * passes.c (init_optimization_passes): Add SRA
15147 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15149 * tracer.c (rest_of_handle_tracer): We already cleaned
15150 up the CFG in tracer() so don't do it here again.
15151 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15152 cleanup_cfg here, either. And don't call renumber_insns.
15154 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15155 and BB_HEAD are in the insn stream here. Instead make sure
15156 that BB_INSN is valid on all insns. Also, do check here that
15157 there are no pending branch predictions...
15158 (rtl_verify_flow_info): ...instead of doing it here. Checks
15159 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15162 2007-01-26 Roger Sayle <roger@eyesopen.com>
15164 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15165 function to simplify/factorize operand order canonicalization.
15166 (ix86_fixup_binary_operands): Reorganize using the above function.
15167 (ix86_binary_operator_ok): Likewise.
15169 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15171 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15172 file scope from optimize_attrs.
15173 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15175 (optimize_attrs): Clear insn_code_values after freeing it.
15177 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15179 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15180 a parts.base assignment.
15182 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15184 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15185 (compute_subscript_distance, initialize_data_dependence_relation,
15186 finalize_ddr_dependent, analyze_ziv_subscript,
15187 analyze_siv_subscript_cst_affine,
15188 compute_overlap_steps_for_affine_univar,
15189 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15190 analyze_siv_subscript, analyze_miv_subscript,
15191 analyze_overlapping_iterations, subscript_dependence_tester_1,
15192 compute_self_dependence, free_dependence_relation): Work
15193 with affine_fn instead of chrecs.
15194 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15195 common_affine_function, affine_function_base,
15196 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15197 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15198 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15199 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15200 (all_chrecs_equal_p): Removed.
15201 * tree-data-ref.h (affine_fn, conflict_function): New types.
15202 (struct subscript): Change type of conflicting_iterations_in_a
15203 and conflicting_iterations_in_b.
15205 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15208 * config/pa/pa.h (TARGET_HPUX_11): New.
15209 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15210 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15212 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15213 Richard Guenther <rguenther@suse.de>
15215 * tree-ssa-structalias.c (solve_graph): Handle case
15216 we merged the variable to another.
15218 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15220 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15223 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15224 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15226 2007-01-25 DJ Delorie <dj@redhat.com>
15228 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15229 allow changes to modes which don't fit in those registers.
15231 * reload1.c (choose_reload_regs): Check for invalid subregs before
15232 computing their locations, not after.
15234 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15237 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15238 save Altivec registers in an eh_return function.
15239 (compute_vrsave_mask): Likewise.
15240 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15241 for saving Altivec registers.
15242 (rs6000_emit_prologue): Don't allocate stack twice in
15243 eh_return function. Correct expected value of altivec_save_offset
15244 when using save_world. Describe save of R0 to stack when using
15245 save_world. Describe stack pointer adjustment when using
15246 save_world. Remove duplicated eh_return parameter register saving.
15247 Update sp_offset variable after save_world.
15248 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15250 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15251 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15254 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15256 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15258 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15261 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15262 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15264 2007-01-25 Richard Guenther <rguenther@suse.de>
15266 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15267 * common.opt (-Wcoverage-mismatch): New warning option.
15268 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15269 if -Wcoverage-mismatch is given.
15271 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15273 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15274 (ipcp_driver): Change to static definition.
15275 Add dumping of the ifunctions.
15276 (constant_val_insert): Remove unused parameter. Support for SSA.
15277 (ipcp_propagate_const): Support for SSA.
15278 (ipcp_profile_bb_print): Print only analyzed nodes.
15279 (ipcp_replace_map_create): Remove support for Fortran constant
15281 * ipa-prop.c (ipa_method_modify_stmt,
15282 ipa_callsite_compute_param): Support for SSA.
15283 * ipa-prop.h (ipcp_driver): Remove declaration.
15284 (IS_VALID_TREE_MAP_INDEX): Add define.
15286 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15288 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15290 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15292 PR middle-end/30447
15293 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15294 constant argument to cabs and do it without checking for
15295 -funsafe-math-optimizations.
15297 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15299 * c-common.h (RID_FIRST_CXX0X): New.
15300 (RID_LAST_CXX0X): New.
15301 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15303 * c.opt (Wc++0x-compat): New.
15304 * doc/invoke.texi (-Wc++0x-compat): Document.
15306 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15308 * builtins.c (fold_builtin_carg): New.
15309 (fold_builtin_1): Use it.
15311 2007-01-24 Jan Hubicka <jh@suse.cz>
15313 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15315 * ipa-inline.c (initial_insns, max_insns): Delete.
15316 (compute_max_insns): New function.
15317 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
15318 of insns as base for code growth.
15319 (cgraph_decide_inlining): Make initial_insns local; do not compute
15321 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15322 * doc/invoke.texi (inline-unit-growth): Update docs.
15324 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15326 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15327 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15328 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15329 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15330 for CPUs that have PTA_CX16 set.
15332 PR middle-end/27416
15333 * gimplify.c (omp_check_private): New function.
15334 (gimplify_scan_omp_clauses): Use it for
15335 firstprivate/lastprivate/reduction.
15337 PR middle-end/30494
15338 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15339 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15341 PR middle-end/30421
15342 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15343 If lower_lastprivate_clauses emits some statements, append them
15344 to dlist rather than body_p and to body_p append an initializer.
15345 (lower_omp_for): Adjust caller.
15347 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15349 * target.h (globalize_decl_name): New.
15350 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15351 * output.h (default_globalize_decl_name): New.
15352 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15354 (globalize_decl): Ditto.
15355 (default_globalize_decl_name): New.
15356 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15357 (ia64_handle_version_id_attribute): New.
15358 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15359 (ia64_asm_output_external): Use globalize_decl_name instead
15360 of globalize_label.
15361 * doc/extend.texi (version_id): New pragma.
15362 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15364 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15366 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15367 _uleb128_t and _Unwind_SWord with _sleb128_t.
15368 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
15369 uw_frame_state_for, uw_update_context_1): Likewise.
15370 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15371 * unwind-pe.h (read_uleb128, read_sleb128,
15372 read_encoded_value_with_base): Likewise.
15373 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15375 2007-01-24 Richard Guenther <rguenther@suse.de>
15377 * builtins.c (expand_builtin_cexpi): Get the fndecl
15378 for cexp in the correct way.
15380 2007-01-24 Jan Hubicka <jh@suse.cz>
15382 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
15384 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15386 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15387 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15388 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15389 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15390 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15391 __SIZEOF_PTRDIFF_T__.
15392 * doc/cpp.texi: Documentation for the new builtin macros added.
15394 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15396 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15397 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15398 instead of operands[2] to avoid access past the end of array.
15400 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15402 * reload1.c (emit_reload_insns): Pass the reload register
15403 for a non-spill output reload through forget_old_reloads_1.
15405 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15407 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15408 _SOFT_DOUBLE if doubles use software floating-point.
15409 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15410 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15411 * config/rs6000/darwin-ldouble.c: Also compile functions for
15412 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15413 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15414 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15415 commented-out long double override.
15416 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15417 * config/rs6000/eabispe.h: Likewise.
15418 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15419 long double for non-SPE.
15420 (rs6000_handle_option): Likewise.
15421 (invalid_e500_subreg): Disallow more subregs involding DImode,
15422 DFmode, TImode or TFmode.
15423 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15425 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15427 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15428 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15430 (rs6000_legitimate_address): Also check for TFmode for E500
15432 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15433 (spe_build_register_parallel): Handle TFmode and TCmode.
15434 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15436 (function_arg): Handle TFmode and TCmode for E500 double.
15437 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15439 (print_operand): Handle TFmode and TImode for %y.
15440 (rs6000_generate_compare): Handle TFmode comparisons for E500
15442 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15443 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15444 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15445 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15446 TFmode for E500 double.
15447 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15448 (floatsidf2): Enable for E500 double.
15449 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15450 (extenddftf2): Change to extenddftf2_fprs.
15451 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15452 depending on TARGET_E500_DOUBLE.
15453 (extendsftf2): Enable for E500 double.
15454 (trunctfdf2): Enable for E500 double.
15455 (trunctfsf2): Change to trunctfsf2_fprs.
15456 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15457 depending on TARGET_E500_DOUBLE.
15458 (floatsitf2): Enable for E500 double.
15459 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15460 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15461 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15462 (negtf2): Change to negtf2_internal.
15463 (negtf2): New expander.
15464 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15465 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15466 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15467 (movdi_internal32): Use rs6000_nonimmediate_operand.
15468 (unnamed splitter): Likewise.
15469 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15470 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15471 (SPE64TF, DITI): New mode macros.
15472 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15475 (frob_<mode>_di_2): New.
15476 (frob_tf_di_8_2): New.
15477 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15479 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15481 (frob_ti_<mode>_8_2): New.
15482 (frob_ti_tf_2): New.
15483 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15484 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15486 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15487 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15488 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15489 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15490 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15491 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15494 2007-01-23 Ian Lance Taylor <iant@google.com>
15496 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15498 (OBJS-archive): Reformat, alphabetize.
15499 (OBJS): Change out_object_file to OBJS-md.
15501 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15503 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15504 JUMP_P and CALL_P predicates where applicable.
15505 * config/i386/i386.c: Ditto.
15506 * config/i386/i386.md: Ditto.
15507 * config/i386/mmx.md: Ditto.
15508 * config/i386/predicates.md: Ditto.
15510 2007-01-22 Andreas Schwab <schwab@suse.de>
15512 * config/m68k/m68k.h: Fix comment.
15514 2007-01-22 Jan Hubicka <jh@suse.cz>
15516 * passes.c (init_optimization_passes): Do not rerun
15517 pass_early_warn_uninitialized.
15519 2007-01-22 Richard Guenther <rguenther@suse.de>
15521 PR tree-optimization/30038
15522 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15524 (execute_cse_sincos_1): Likewise.
15525 (execute_cse_sincos): Likewise.
15526 (gate_cse_sincos): Likewise.
15527 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15528 the cexpi() canonicalization of sincos().
15529 * tree-pass.h (pass_cse_sincos): Declare.
15530 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15532 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15534 PR rtl-optimization/29329
15535 * combine.c (replaced_rhs_insn): Rename to i2mod.
15536 (replaced_rhs_value): Rename to i2mod_new_rhs.
15537 (i2mod_old_rhs): New global variable.
15538 (combine_instructions): Adjust for above change. Save a copy of
15539 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15540 note are substituted in the second instruction.
15541 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15542 ditch the note if it pertains to the second eliminated register
15543 and this register is mentioned in i2mod_old_rhs.
15546 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15548 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15549 the insn to which the note was originally attached.
15551 2007-01-21 Jan Hubicka <jh@suse.cz>
15553 * ipa-inline.c (inlining_mode): Comment, move up.
15554 (cgraph_decide_inlining_incrementally): Do not perform inlining
15555 itself; fix handling of flattening of self recursive functions.
15556 (cgraph_find_cycles): Remove.
15557 (cgraph_flatten_node): Remove.
15558 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15559 (try_inline): New function.
15560 (cgraph_early_inlining): Update call of
15561 cgraph_decide_inlining_incrementally. Apply inlining here.
15562 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15564 2007-01-21 Dirk Mueller <dmueller@suse.de>
15567 * tree-vrp.c (check_array_bounds): do not warn
15568 about ADDR_EXPR's of ARRAY_REF's which are immediately
15569 used in binary expressions.
15571 2007-01-21 Ira Rosen <irar@il.ibm.com>
15573 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15574 read_write_dep and macros for its access.
15575 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15576 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15577 argument, call vect_check_interleaving for every independent pair of
15578 data-refs. Mark loads that access the same memory location as a store
15580 (vect_check_dependences): Remove.
15581 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15582 call, fix the call to vect_analyze_data_ref_dependence.
15583 (vect_analyze_data_ref_access): For statements that access the same
15584 data-ref, check that they are not stores; for loads, check that there
15585 is no store that access the same location.
15587 2007-01-20 Roger Sayle <roger@eyesopen.com>
15588 Joseph Myers <joseph@codesourcery.com>
15590 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15591 (-fdump-rtl-stack): Likewise.
15592 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15593 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15594 (-mpt-fixed): Use @minus{} for minus sign.
15595 (Using Precompiled Headers): Fix under/overfull hbox.
15597 2007-01-20 Jan Hubicka <jh@suse.cz>
15599 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15600 place within annotation.
15602 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15604 * pa.c (output_move_double): Change array size of xoperands to 4.
15606 2007-01-20 Jan Hubicka <jh@suse.cz>
15608 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15611 2007-01-19 Ian Lance Taylor <iant@google.com>
15613 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15614 constant to unsigned HOST_WIDE_INT before negating.
15616 2007-01-19 Ian Lance Taylor <iant@google.com>
15618 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15620 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15621 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15622 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15623 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15624 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15625 (realloc_vdef, realloc_vuse): Change second parameter to
15627 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15628 fields to unsigned.
15629 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15630 unsigned. Change x and lim locals to unsigned.
15631 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15633 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15634 (copy_virtual_operands): Change i and n locals to unsigned.
15636 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15638 PR middle-end/29335
15639 * builtins.c (fold_builtin_1): Handle builtin fdim.
15641 2007-01-20 Jan Hubicka <jh@suse.cz>
15643 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15644 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15645 init_alias_heapvars.
15646 (init_alias_heapvars): Initialize only when not already initialized.
15647 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15649 2007-01-19 Roger Sayle <roger@eyesopen.com>
15651 * common.opt (fsigned-zeros): New command line option.
15652 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15653 of flag_unsafe_math_optimizations.
15654 * opts.c (set_fast_math_flags): The -ffast-math command line option
15655 implies -fno-signed-zeros.
15656 (fast_math_flags_set_p): Likewise.
15658 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15659 the documentation of -ffast-math appropriately. Wrap long lines.
15661 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15663 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15664 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15666 2007-01-19 Tomas Bily <tbily@suse.cz>
15668 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15670 (tree_init_ic_make_global_vars): New function
15671 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15672 (tree_gen_ic_profiler): New function
15673 (tree_gen_ic_func_profiler): New function
15674 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15675 (tree_profile_hooks): Added hook for indirec/virtual calls
15676 * value-prof.c (tree_find_values_to_profile): New case for
15678 (tree_values_to_profile): Call for determining indirect/virtual
15680 (tree_indirect_call_to_profile): New function
15681 (tree_ic_transform): New function
15682 (tree_ic): New function
15683 (find_func_by_pid): New function
15684 (init_pid_map): New function
15685 (tree_value_profile_transformations): Added check for
15686 indirect/virtual call transformation
15687 * value-prof.h (enum hist_type): New counter type for
15688 indirect/virtual calls
15689 (profile_hooks): Added new hook for profiling indirect/virtual
15691 * profile.c (instrument_values): New case for indirect/virtual
15693 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15694 (GCOV_COUNTER_V_INDIR): New counter type
15695 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15696 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15698 * cgraph.c: Definition of cgraph_max_pid
15699 (cgraph_create_node): Default init of pid attribute
15700 * cgraph.h: Declaration of cgraph_max_pid
15701 (struct cgraph_node): Added pid attribute
15702 * libgcov.c (__gcov_indirect_call_profiler): New function
15703 (__gcov_one_value_profiler_body): New function
15704 (__gcov_one_value_profiler): Body was moved to
15705 __gcov_one_value_profiler_body and calls it
15707 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15709 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15710 * gengtype.c (write_types_data, write_func_for_structure,
15711 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15712 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15713 (walk_type, write_func_for_structure): Generate the mark_hook if
15716 2007-01-19 Jan Hubicka <jh@suse.cz>
15718 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15719 'early' argument take inlining mode argument specifying whether to
15720 inline for size/speeed or all functions; add support for flattening;
15722 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15724 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15727 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15728 the name of the declared identifier.
15730 2007-01-19 Dirk Mueller <dmueller@suse.de>
15732 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15733 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15734 duplicate evaluation.
15736 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15738 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15739 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15740 to XFMode, use acosxf2 and truncate result to requested mode.
15741 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15742 (asin<mode>2): Similarly, with asin expanders.
15743 (*fscalexf4_i387): Rename from *fscalexf4.
15744 (expNcorexf3): New expander.
15745 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15746 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15747 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15748 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15749 patterns for SSE math.
15750 (exp10<mode>2): Similarly, with exp10 expanders.
15751 (exp2<mode>2): Similarly, with exp2 expanders.
15752 (expm1<mode>2): Similarly, with expm1 expanders.
15753 (ldexp<mode>3): Similarly, with ldexp expanders.
15754 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15755 Use gen_truncxf<mode>2_i387_noop to truncate result.
15757 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15759 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15760 for ColdFire targets.
15762 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15763 Richard Sandiford <richard@codesourcery.com>
15765 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15766 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15767 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15768 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15769 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15770 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15772 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15774 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15775 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15776 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15777 (*adddi_dilshr32_cf): New pattern.
15778 (adddi3, subdi3): Remove first alternatives.
15780 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15782 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15783 implemented using move.l, do not use its cc result for floating-point
15786 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15788 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15789 from accepting 's' constraints if flag_pic.
15791 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15793 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15794 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15795 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15796 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15798 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15800 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15801 ColdFire alternatives.
15802 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15803 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15804 architectures that support ff1 instruction.
15806 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15807 Julian Brown <julian@codesourcery.com>
15809 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15810 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15811 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15814 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15816 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15818 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15819 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15820 HOST_WIDE_INT instead of an rtx.
15821 (m68k_rtx_costs): Update call accordingly.
15822 (output_move_const_into_data_reg): Likewise. Fix formatting.
15823 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15825 (output_move_simode_const): Update calls after above changes.
15826 Rework to use automatic variables and predicates like MEM_P.
15827 * config/m68k/m68k.md (pushexthisi_const): Update call to
15830 2007-01-19 Dirk Mueller <dmueller@suse.de>
15832 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15833 in dump_flags test.
15835 2007-01-19 Richard Guenther <rguenther@suse.de>
15837 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15838 via cexp in case sincos is not available.
15840 2007-01-19 Richard Guenther <rguenther@suse.de>
15842 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15843 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15844 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15845 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15846 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15847 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15848 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15849 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15851 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15853 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15855 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15856 (atan2xf3): Directly generate RTL pattern.
15857 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15858 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15859 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15860 disable patterns for SSE math.
15861 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15862 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15863 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15864 disable patterns for SSE math.
15866 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15868 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15870 2007-01-18 Roger Sayle <roger@eyesopen.com>
15872 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15873 VIEW_CONVERT_EXPR to the same type as it's operand.
15875 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15877 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15878 configured for long double 128.
15880 2007-01-18 Mike Stump <mrs@apple.com>
15882 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15885 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15887 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15890 2007-01-18 Jan Hubicka <jh@suse.cz>
15892 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15893 greater than NUM_VOP_FREE_BUCKETS.
15895 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15897 * tree-ssa-structalias.c: Update comments.
15898 (ptabitmap_obstack): Removed.
15899 (pta_obstack): New.
15900 (oldpta_obstack): Ditto.
15901 (stats): Add a few members.
15902 (struct variable_info): Remove node, complex, address_taken, and
15903 indirect_target members. Add oldsolution member.
15904 (new_var_info): Do not initialize removed members.
15905 (constraint_expr_type): Remove INCLUDES.
15906 (constraint_graph): Add size, implicit_preds, rep,
15907 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15908 (FIRST_REF_NODE): New macro.
15909 (LAST_REF_NODE): Ditto.
15910 (FIRST_ADDR_NODE): Ditto.
15911 (find): New function.
15913 (dump_constraint): Do not handle INCLUDES.
15914 (insert_into_complex): Do not insert duplicate constraints.
15915 (condense_varmap_nodes): Renamed and rewritten into ...
15916 (merge_node_constraints): This. Also fix bug in handling of
15917 offseted copy constraints.
15918 (clear_edges_for_node): No longer need to deal with preds at all,
15919 or removing associated preds/succs.
15920 (merge_graph_nodes): Deal with indirect_cycles.
15921 Don't deal with predecessors.
15922 (add_implicit_graph_edge): New function.
15923 (add_pred_graph_edge): Ditto.
15924 (add_graph_edge): Don't deal with predecessors.
15925 (build_constraint_graph): Removed.
15926 (build_pred_graph): New function.
15927 (build_succ_graph): Ditto.
15928 (struct scc_info): Removed in_component. Added roots, dfs, and
15929 node_mapping. Remove visited_index, unification_queue.
15930 (scc_visit): Deal with union-find we do now.
15931 Deal with cycles with REF nodes.
15932 (collapse_nodes): Renamed and rewritten to ...
15933 (unify_nodes): This.
15934 (process_unification_queue): Removed.
15935 (topo_visit): Cleanup
15936 (do_da_constraint): Use find.
15937 (do_sd_constraint): Ditto.
15938 (do_ds_constraint): Ditto.
15939 (do_complex_constraint): Ditto.
15940 (init_scc_info): Update for removed and added members.
15941 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15942 (find_indirect_cycles): This.
15943 (equivalence_class): New variable.
15944 (label_visit): New function.
15945 (perform_variable_substitution): Rewritten.
15946 (free_var_substitution_info): New function.
15947 (find_equivalent_node): Ditto.
15948 (move_complex_constraints): Ditto.
15949 (eliminate_indirect_cycles): Ditto.
15950 (solve_graph): Only propagate changed bits.
15951 Use indirect cycle elimination.
15953 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15954 (tree_id_eq): Renamed to ...
15955 (tree_vi_eq): This. Update for member change
15956 (insert_id_for_tree): Renamed and rewritten to ...
15957 (insert_vi_for_tree): This.
15958 (lookup_id_for_tree): Renamed and rewritten to ...
15959 (lookup_vi_for_tree): This.
15960 (get_id_for_tree): Renamed and rewritten to ...
15961 (get_vi_for_tree): Ditto.
15962 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15963 (process_constraint): Don't handle INCLUDES.
15964 Remove special ADDRESSOF case.
15965 (find_func_aliases): Rewrite to use vi functions instead of id
15967 (create_function_info_for): Ditto.
15968 (create_variable_info_for): Ditto.
15969 (intra_create_variable_infos): Ditto.
15970 (merge_smts_into): Ditto.
15971 (find_what_p_points_to): Ditto.
15972 (init_base_vars): Ditto.
15973 (init_alias_vars): Ditto.
15974 (remove_preds_and_fake_succs): New function.
15975 (dump_sa_points_to_info): Dump new stats.
15976 (dump_solution_for_var): Use find.
15977 (set_used_smts): Fix formatting.
15978 (compute_points_to_sets): Updated for new functions.
15979 (ipa_pta_execute): Ditto.
15981 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15982 Richard Sandiford <richard@codesourcery.com>
15984 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15986 * calls.c (expand_call): If the return value is a PARALLEL,
15987 extract its first member.
15988 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15989 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15990 use FUNCTION_EXTRA_EPILOGUE.
15991 (m68k_function_value): Return a PARALLEL if the return value
15992 is of a pointer type.
15993 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15994 (FUNCTION_EXTRA_EPILOGUE): Remove.
15995 * config/m68k/m68k.md (D0_REG): New constant.
15997 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15999 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16000 output a NOP for empty epilogues.
16002 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16004 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16005 before function. Extend register save check to include all
16006 registers, not just integer ones.
16008 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16010 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16011 (m68k_use_return_insn): ...this.
16012 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16013 * config/m68k/m68k.c (use_return_insn): Rename to...
16014 (m68k_use_return_insn): ...this.
16015 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16016 of USE_RETURN_INSN.
16018 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16020 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16021 nearest even, fix denormal rounding overflow.
16023 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16025 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16026 f%$smove and f%$move.
16027 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16028 (extendsfdf2_cf): Use fdmove instead of f%&move.
16029 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16030 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16032 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16034 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16037 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16039 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16040 (coldfire_single_format): Declare.
16041 (coldfire_double_format): Likewise.
16042 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16043 of qnan_msb_set to determine the lower bits of a canonical
16045 (encode_ieee_double): Likewise.
16046 (encode_ieee_quad): Likewise.
16047 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16048 (mips_single_format): Likewise.
16049 (ieee_double_format): Likewise.
16050 (mips_double_format): Likewise.
16051 (ieee_extended_motorola_format): Likewise.
16052 (ieee_extended_intel_96_format): Likewise.
16053 (ieee_extended_intel_128_format): Likewise.
16054 (ieee_extended_intel_96_round_53_format): Likewise.
16055 (ibm_extended_format): Likewise.
16056 (mips_extended_format): Likewise.
16057 (ieee_quad_format): Likewise.
16058 (mips_quad_format): Likewise.
16059 (vax_f_format): Likewise.
16060 (vax_d_format): Likewise.
16061 (vax_g_format): Likewise.
16062 (i370_single_format): Likewise.
16063 (i370_double_format): Likewise.
16064 (decimal_single_format): Likewise.
16065 (decimal_double_format): Likewise.
16066 (decimal_quad_format): Likewise.
16067 (c4x_single_format): Likewise.
16068 (c4x_extended_format): Likewise.
16069 (real_internal_format): Likewise.
16070 (coldfire_single_format): New real_format.
16071 (coldfire_double_format): Likewise.
16072 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16073 canonical_nan_lsbs_set.
16074 (pdp11_d_format): Likewise.
16075 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16076 if TARGET_COLDFIRE_CPU.
16078 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16080 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16081 (output_call, m68k_legitimize_call_address): Declare.
16082 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16083 parenthesees. Add support for a 'W' constraint.
16084 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16085 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16086 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16087 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16089 (override_options): Initialize them. Do not set flag_no_function_cse
16090 for TARGET_ID_SHARED_LIBRARY.
16091 (m68k_output_pic_call): Delete.
16092 (m68k_legitimize_call_address): New function.
16093 (print_operand): Remove the %o prefix. Handle the %p prefix.
16094 (output_call): New function.
16095 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16096 target address from the GOT if symbolic jumps are not allowed.
16097 * config/m68k/m68k.md (call, general_operand): Do not set
16098 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16099 Merge separate flag_pic and !flag_pic define_insns into...
16100 (*call, *call_value): ...these new patterns. Match the address
16101 rather than the containing MEM and require it to be a call_operand.
16102 Use output_call to generate the asm template.
16103 * config/m68k/predicates.md (const_call_operand): New predicate.
16104 (call_operand): Likewise.
16106 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16108 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16109 (STACK_GROWS_DOWNWARD): Define to 1.
16110 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16111 comments, emphasizing that these values are only defaults.
16112 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16113 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16115 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16117 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16119 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16120 Richard Sandiford <richard@codesourcery.com>
16122 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16123 (FP_REGNO_P): New macros.
16124 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16125 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16126 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16127 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16129 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16131 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16132 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16134 * config/m68k/t-floatlib: New file, extracting common code from...
16135 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16136 * config/m68k/t-uclinux: Here.
16137 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16138 routines on ColdFire targets.
16140 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16142 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16143 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16144 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16145 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16146 explicitly set MOTOROLA to 1.
16147 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16149 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16150 Nathan Sidwell <nathan@codesourcery.com>
16152 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16153 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16154 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16155 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16156 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16157 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16158 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16159 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16160 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16161 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16162 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16163 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16164 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16165 (DBX_REGISTER_NUMBER): Delete.
16166 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16167 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16168 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16170 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16172 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16173 * config/flat.h: New file.
16174 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16175 OBJECT_FORMAT_FLAT.
16176 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16177 indirect references for -msep-data or -mid-shared-library.
16178 Do not use PC-relative code addresses either.
16179 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16181 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16182 for shared libraries and crt1.o for executables. Use crti.o and
16184 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16185 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16186 Do not add -elf2flt or -shared-lib-id options here.
16187 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16188 Pass -shared-lib-id if -mid-shared-library, taking the library
16189 identifier from -mshared-library-id if given, otherwise
16191 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16192 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16193 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16194 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16195 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16196 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16198 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16199 jump sequence for ISA A and ISA A+.
16200 (PICJUMP): Likewise.
16202 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16204 * config.gcc (m68k-*-uclinux*): Base the port on the common
16205 and m68k GNU/Linux files rather than on the generic ELF ones.
16206 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16207 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16209 2007-01-18 Julian Brown <julian@codesourcery.com>
16210 Richard Sandiford <richard@codesourcery.com>
16212 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16213 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16214 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16216 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16217 80 unconditionally.
16218 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16220 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16222 * doc/install.texi: Document m68k-uclinuxoldabi.
16223 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16224 * config/m68k/uclinux-oldabi.h: New file, copied from
16225 config/m68k/uclinux.h.
16227 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16229 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16230 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16231 (m32r_compute_frame_size): Use unsigned for regno.
16232 (m32r_reload_lr): Use gen_frame_mem.
16234 (m32r_output_function_epilogue): Don't output the function epilogue
16236 (m32r_expand_epilogue): New.
16237 (direct_return): Return false if the function has the interrupt
16239 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16240 * config/m32r/m32r.md (epilogue): New expander.
16241 (return_lr, return_rte): New insns.
16242 (return): Make it expander.
16243 (return_normal): New expander.
16245 2007-01-18 Josh Conner <jconner@apple.com>
16248 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16249 support for UNLE, UNLT, UNGE, and UNGT.
16251 2007-01-18 Jan Hubicka <jh@suse.cz>
16253 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16254 * tree-tailcall (add_virtual_phis): Likewise.
16255 (optimize_tail_call): Return TODOs.
16256 (execute_tail_calls): Return TODOs.
16257 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16258 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16260 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16261 Cleanup cfg using TODO.
16262 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16263 * passes.c (execute_function_todo): When cleanup did something, remove
16265 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16266 (make_edges): Don't cleanup_cfg.
16268 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16270 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16271 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16272 operate on the top of stack.
16273 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16274 register handling of instructions that output to the second
16276 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16277 (move_for_stack_reg): Special-case check for dead destination
16278 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16280 * config/i386/i386.md (UNSPEC_TAN): New constant.
16281 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16282 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16283 to correctly model move of constant 1.0 to top stack slot.
16284 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16285 (unnamed peephole2 pattern): Remove corresponding peephole2
16286 pattern that optimizes tan insn and loading of constant 1.0.
16287 (tanxf2): Use fptanxf4_i387.
16288 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16289 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16290 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16291 disable patterns for SSE math.
16292 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16293 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16295 2007-01-18 Dirk Mueller <dmueller@suse.de>
16296 Richard Guenther <rguenther@suse.de>
16299 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16300 * common.opt (Warray-bounds): Add new warning option.
16301 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16303 * Makefile.in: make tree-vrp.o depend on toplev.h
16304 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16306 (check_array_refs, check_array_bounds, check_array_ref): New.
16308 2007-01-18 Jan Hubicka <jh@suse.cz>
16310 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16311 (execute_ssa_ccp): Return flags conditionally.
16312 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16314 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16316 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16318 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16319 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16321 * Makefile.c (GTFILES): Add cfglayout.h.
16322 * gengtype.c (open_base_files): Likewise.
16323 * cfglayout.c (cfg_layout_function_footer,
16324 cfg_layout_function_header) Reindent to make gengtype happy.
16325 * cfglayout.h (cfg_layout_function_footer,
16326 cfg_layout_function_header): Add GTY(()) marker.
16328 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16330 2007-01-18 Ben Elliston <bje@au.ibm.com>
16332 * genautomata.c (write_automata): Include xstrerror output in the
16333 error message if writing the DFA description file fails.
16335 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16337 * config/mips/mips-protos.h (mips_output_external): Make it
16339 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16340 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16341 (extern_list): Likewise.
16342 (extern_head): Likewise.
16343 (TARGET_ASM_FILE_END): Likewise.
16344 (mips_file_end): Likewise.
16345 (mips_output_external): Rewritten.
16347 2007-01-18 Ben Elliston <bje@au.ibm.com>
16349 * genpreds.c (write_insn_preds_c): Only write out the function
16350 body for regclass_for_constraint if we have register constraints.
16352 2007-01-17 Tom Tromey <tromey@redhat.com>
16354 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16355 * doc/install.texi (Testing): Use sourceware.org.
16356 (Binaries): Likewise.
16357 (Specific): Likewise.
16358 * doc/contrib.texi (Contributors): Use sourceware.org.
16360 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16362 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16363 (AVR_ENHANCED): Rename to ...
16364 (AVR_HAVE_MUL): ... new.
16365 (avr_enhanced_p): Rename to ...
16366 (avr_have_mul_p): ... new.
16367 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16368 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16369 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16370 (avr_have_mul_p): ... new.
16371 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16372 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16373 'avr_enhanced_p' and 'enhanced'.
16374 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16375 AVR_HAVE_MUL instead of AVR_ENHANCED.
16376 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16377 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16378 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16379 instead of AVR_ENHANCED.
16380 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16381 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16382 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16384 2007-01-17 Ian Lance Taylor <iant@google.com>
16386 * vec.h (VEC_reserve_exact): Define.
16387 (vec_gc_p_reserve_exact): Declare.
16388 (vec_gc_o_reserve_exact): Declare.
16389 (vec_heap_p_reserve_exact): Declare.
16390 (vec_heap_o_reserve_exact): Declare.
16391 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16393 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16394 negative parameter.
16395 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16396 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16397 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16398 * vec.c (calculate_allocation): Add exact parameter. Change all
16400 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16401 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16402 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16403 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16404 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16405 (vec_heap_p_reserve_exact): New function.
16406 (vec_heap_o_reserve_exact): New function.
16408 2007-01-17 Jan Hubicka <jh@suse.cz>
16410 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16412 2007-01-17 Eric Christopher <echristo@apple.com>
16414 * config.gcc: Support core2 processor.
16416 2007-01-16 Jan Hubicka <jh@suse.cz>
16418 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16419 the names, just unlink the chain so we don't crash on dangling pointers
16422 2007-01-16 Jan Hubicka <jh@suse.cz>
16424 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16425 * tree-pass.h: Reorder to make IPA passes appear toegher.
16426 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
16427 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16428 parameters, do not call early inliner.
16429 * ipa-inline.c: Update comments. Include tree-flow.h
16430 (cgraph_decide_inlining): Do not compute inlining parameters.
16431 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16432 be called with function context set up.
16433 (pass_ipa_inline): Remove unreachable functions before pass.
16434 (cgraph_early_inlining): Simplify assuming to be called from the
16436 (pass_early_inline): New pass.
16437 (cgraph_gate_ipa_early_inlining): New gate.
16438 (pass_ipa_early_inline): Turn into simple wrapper.
16439 (compute_inline_parameters): New function.
16440 (gate_inline_passes): New gate.
16441 (pass_inline_parameters): New pass.
16442 (apply_inline): Move here from tree-optimize.c
16443 (pass_apply_inline): New pass.
16444 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16446 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16447 doing them by hand.
16448 (tree_function_versioning): Do not allocate dummy struct function.
16449 * tree-inline.h (optimize_inline_calls): Update prototype.
16450 * tree-optimize.c (execute_fixup_cfg): Export.
16451 (pass_fixup_cfg): Remove
16452 (tree_rest_of_compilation): Do not apply inlines.
16453 * tree-flow.h (execute_fixup_cfg): Declare.
16454 * Makefile.in (gt-passes.c): New.
16455 * passes.c: Include gt-passes.h
16456 (init_optimization_passes): New passes.
16457 (nnodes, order): New static vars.
16458 (do_per_function_toporder): New function.
16459 (execute_one_pass): Dump current pass here.
16460 (execute_ipa_pass_list): Don't dump current pass here.
16462 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16464 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16465 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16467 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16469 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16470 (strong_alias): Define.
16471 (__gcc_qmul): Provide non-FMA for soft-float.
16472 (__gcc_qdiv): Same.
16477 (__gcc_qunord): New.
16487 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16488 soft-float functions.
16489 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16490 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16491 about long double soft float.
16493 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16494 Tehila Meyzels <tehila@il.ibm.com>
16496 * tree-vectorizer.h (is_pattern_stmt_p): New.
16497 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16498 formatting (tabs instead of spaces). Cleanup and clarify setting
16499 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16500 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16501 (vectorizable_type_demotion): Check that types are integral.
16502 (vectorizable_type_promotion): Likewise.
16503 (vectorizable_store): Fix typo. Eliminate new-line at end of
16506 2007-01-16 Jan Hubicka <jh@suse.cz>
16508 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16511 2007-01-15 Eric Christopher <echristo@apple.com>
16513 * ifcvt.c: Include vec.h, vecprim.h.
16514 (check_cond_move_block): New argument regs.
16515 Reorganize. Add registers used to regs.
16516 (cond_move_process_if_block): Use regs set above as
16519 2007-01-15 Eric Christopher <echristo@apple.com>
16521 * config/darwin.h: Update copyright.
16522 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16523 (LINK_COMMAND_SPEC): Add -u.
16524 (LINK_SPEC): Fix umbrella for above.
16526 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16528 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16531 2007-01-15 Tom Tromey <tromey@redhat.com>
16533 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16534 * doc/install.texi (Testing): Don't mention jacks.
16535 (Configuration): Document --enable-java-maintainer-mode. Move
16536 --with-java-home to libgcj-specific section. Document
16538 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16540 2007-01-15 Jan Hubicka <jh@suse.cz>
16542 * tree-ssa-dce.c (DCE_TODOs): New.
16543 (propagate_necessity): Return if something changed.
16544 (eliminate_unnecessary_stmts): Likewise.
16545 (perform_tree_ssa_dce): Return TODO flags when needed.
16546 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16548 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16550 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16551 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16552 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16553 patterns using X87MODEF12 mode macro. Extend operand 1
16554 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16555 (log10<mode>2): Ditto.
16556 (log2<mode>2): Ditto.
16557 (log1p<mode>2): Ditto.
16558 (logb<mode>2): Ditto.
16559 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16560 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16561 (*fxtractxf3_i387): Rename from *fxtractxf3.
16562 (fxtract_extend<mode>xf3_i387): New insn pattern.
16563 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16564 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16565 and gen_fyl2xxf3_i387().
16567 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16569 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16570 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16571 get_loop_exit_edges. Changed return type to bool.
16572 * cfgloop.h (fix_loop_placement): Declaration removed.
16574 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16576 * param.h (MIN_VECT_LOOP_BOUND): New.
16577 * params.def (MIN_VECT_LOOP_BOUND): New.
16578 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16579 argument - minimum threshold for number of iterations.
16580 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16581 argument to declaration.
16582 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16583 MIN_VECT_LOOP_BOUND.
16584 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16585 slpeel_tree_peel_loop_to_edge with additional argument.
16586 (vect_do_peeling_for_alignment): Likewise.
16587 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16589 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16592 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16593 operands of size 1.
16595 2007-01-14 Jan Hubicka <jh@suse.cz>
16597 * tree-dfa.c (remove_referenced_var): New function.
16598 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16599 prune referenced vars list too.
16600 * tree-flow.h (remove_referenced_var): Declare.
16602 2007-01-14 Jan Hubicka <jh@suse.cz>
16604 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16606 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16607 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16608 * except.h (verify_eh_throw_table_statements): Kill prototype.
16609 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16610 into call exrepssions.
16611 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16613 * tree-cfg.c: Include pointer-set.h.
16614 (verify_node_sharing): Work on pointer set.
16615 (verify_eh_throw_stmt_node): New.
16616 (verify_stmts): Use pointers sets, verify throw_stmt.
16618 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16620 * ipa-reference.c (analyze_function): Consider also addresses taken
16623 2007-01-12 Roger Sayle <roger@eyesopen.com>
16625 * c-typeck.c (null_pointer_constant_p): Replace use of
16626 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16627 (build_c_cast): Likewise.
16629 2007-01-12 Roger Sayle <roger@eyesopen.com>
16631 * tree.h (force_fit_type_double): Remove unused final argument.
16632 * c-common.c (constant_expression_warning): Replace use of
16633 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16634 (convert_and_check): Likewise.
16635 (shorten_compare): Update call to force_fit_type_double.
16636 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16637 * convert.c (convert_to_pointer): Update call to
16638 force_fit_type_double.
16639 * fold-const.c (force_fit_type_double): Remove overflowed_const
16641 (int_const_binop, fold_convert_const_int_from_int,
16642 fold_convert_const_int_from_real, fold_div_compare,
16643 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16644 fold_abs_const, fold_not_const): Remove the final argument from
16645 calls to force_fit_type_double.
16647 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16649 * configure.ac: Set insn to "nop" for spu-*-* also.
16650 * configure: Regenerate.
16652 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16654 * builtins.def : Add BUILT_IN_FREE.
16656 2007-01-12 Jan Hubicka <jh@suse.cz>
16658 PR tree-optimization/30443
16659 * tree-inline.c (tree_function_versioning): Do not optimize when
16660 cloning for inlining.
16662 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16664 * doc/loop.texi: Document recording of loop exits.
16665 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16666 (update_single_exits_after_duplication,
16667 update_single_exit_for_duplicated_loop,
16668 update_single_exit_for_duplicated_loops): Removed.
16669 (duplicate_loop_to_header_edge): Do not call
16670 update_single_exits_after_duplication and
16671 update_single_exit_for_duplicated_loops.
16672 (loop_version): Do not update single_exit information.
16673 (fix_loop_structure): Use record_loop_exits instead of
16674 mark_single_exit_loops.
16675 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16676 the lists of loop exits.
16677 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16678 split_edge, merge_blocks): Update the lists of loop exits.
16679 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16680 loop_optimizer_init.
16681 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16682 of mark_single_exit_loops.
16683 (loop_optimizer_finalize): Call release_recorded_exits.
16684 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16685 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16686 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16687 update single exit information.
16688 * lambda-code.c (perfect_nestify): Ditto.
16689 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16690 (mark_single_exit_loops): Removed.
16691 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16692 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16693 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16695 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16696 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16697 (verify_loop_structure): Verify consistency of the exit lists.
16698 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16699 (set_single_exit): Removed.
16700 * cfgloop.h (struct loop_exit): New function.
16701 (struct loop): single_exit_ field replaced by exits field.
16702 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16703 (struct loops): Added exits hash.
16704 (mark_single_exit_loops, set_single_exit): Declaration removed.
16705 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16707 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16709 * doc/invoke.texi: Avoid use of @headitem.
16711 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16713 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16715 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16717 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16720 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16721 Richard Sandiford <richard@codesourcery.com>
16723 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16724 * config/m68k/m68k.opt: Resort options.
16725 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16727 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16728 Richard Sandiford <richard@codesourcery.com>
16730 * doc/invoke.texi: Document the macros that are defined by
16731 m68k's -mtune and -mhard-float options.
16732 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16733 (m68k_cpp_cpu_family): Likewise.
16734 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16735 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16736 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16737 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16738 (m68k_cpp_cpu_family): Likewise.
16740 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16742 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16743 macros besides mc68000 as tuning macros. Use a switch statement
16744 to set them and mcpu32.
16746 2007-01-12 Julian Brown <julian@codesourcery.com>
16748 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16749 (TARGET_68040_ONLY): Rename to...
16750 (TARGET_68040): ...this.
16751 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16752 * config/m68k/m68k.md: Likewise.
16754 2007-01-12 Julian Brown <julian@codesourcery.com>
16755 Nathan Sidwell <nathan@codesourcery.com>
16756 Richard Sandiford <richard@codesourcery.com>
16758 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16759 the -mcpu= argument associated with the --with-cpu setting.
16760 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16761 if different from the one implied by the -mcpu setting.
16762 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16763 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16764 * doc/invoke.texi: Mention ColdFire in the introduction to the
16765 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16766 -mno-div and -mhard-float options. Make -m68881 a synonym for
16767 -mhard-float. Document the previously-undocumented -m5206e,
16768 -m528x, -m5307 and -m5407 options. Tweak the existing option
16769 documentation for consistency.
16770 * doc/install.texi: Mention new --with-cpu arguments.
16771 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16772 default CPU if neither -mcpu nor -march are specified.
16773 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16774 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16775 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16776 using m68k_tune to decide between families that implement the
16777 same ISA. Use m68k_tune to set __mcfv4e__.
16778 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16779 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16780 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16781 (FL_ISA_C, FL_ISA_MMU): New macros.
16782 (MASK_COLDFIRE): Delete.
16783 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16784 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16785 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16786 (TARGET_HARD_FLOAT): Do not define here.
16787 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16788 (TUNE_68000): New macro.
16789 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16790 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16791 (TUNE_CFV2): Redefine in terms of m68k_tune.
16792 (uarch_type, target_device, fpu_type): New enums.
16793 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16794 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16795 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16796 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16797 (FL_FOR_isa_c): New macros.
16798 (m68k_isa): New enum.
16799 (m68k_target_selection): New structure.
16800 (all_devices, all_isas, all_microarchs): New tables.
16801 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16802 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16803 (MASK_ALL_CPU_BITS): Delete.
16804 (m68k_find_selection): New function.
16805 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16806 Map the legacy target options to a combination of the new ones.
16807 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16808 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16809 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16811 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16812 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16814 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16815 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16816 * config/m68k/m68k-devices.def: New file.
16818 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16819 Nathan Sidwell <nathan@codesourcery.com>
16821 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16822 (SUBTARGET_EXTRA_SPECS): New macros.
16823 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16824 use %(asm_cpu_spec) instead.
16825 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16826 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16827 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16828 (EXTRA_SPECS): Rename to...
16829 (SUBTARGET_EXTRA_SPECS): ...this.
16831 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16832 Richard Sandiford <richard@codesourcery.com>
16833 Julian Brown <julian@codesourcery.com>
16835 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16836 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16837 to the configuration's default CPU.
16838 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16839 Remove default masks.
16840 (m680[012]0-*-*): Set the default with_cpu to the first part of
16842 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16843 (m68k*-*-linux): Extend the --with-cpu handling to...
16844 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16845 and m68010. Don't set target_cpu_default2.
16846 * doc/install.texi: Document --with-cpu for m68k.
16847 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16848 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16849 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16850 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16851 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16852 (ASM_SPEC): Remove use of %(asm_cpu_default).
16853 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16854 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16855 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16856 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16857 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16858 (TARGET_DEFAULT): Delete.
16859 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16860 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16861 (CPP_CPU_SPEC): Delete.
16862 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16863 the appropriate string.
16864 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16865 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16866 (ASM_SPEC): Don't use %(asm_default_spec).
16867 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16868 TARGET_DEFAULT and add MASK_68881.
16869 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16871 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16873 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16874 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16875 MASK_68010 alongside MASK_68020.
16876 * doc/invoke.texi: Document -m68010.
16877 * config/m68k/m68k.opt (m68010): New.
16878 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16880 (TUNE_68010): New macro.
16881 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16882 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16883 (M68K_CPU_m68332): Add MASK_68010.
16884 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16885 fallback definition.
16886 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16888 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16889 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16890 to all entries that use MASK_68020.
16891 (output_move_simode_const, output_move_himode, output_move_qimode)
16892 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16893 instead of TARGET_68020 to select clr behavior. Remove comment
16894 about there being no TARGET_68010.
16895 * config/m68k/m68k.md: Likewise throughout.
16897 2007-01-12 Julian Brown <julian@codesourcery.com>
16899 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16900 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16901 * config/m68k/m68k.md: Likewise.
16903 2007-01-12 Julian Brown <julian@codesourcery.com>
16905 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16906 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16908 2007-01-12 Julian Brown <julian@codesourcery.com>
16910 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16911 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16912 * config/m68k/m68k.md: Likewise.
16914 2007-01-12 Julian Brown <julian@codesourcery.com>
16915 Richard Sandiford <richard@codesourcery.com>
16917 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16918 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16919 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16921 (TARGET_CPU32): Rename to...
16922 (TUNE_CPU32): ...this.
16923 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16924 (TUNE_CFV2): New macros.
16925 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16926 remove conditions that are implied by TARGET_68020.
16927 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16928 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16929 (m68k_output_function_epilogue): Likewise.
16930 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16931 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16932 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16933 non-68000 timings. Refactor multiplication and division costs.
16934 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16935 TUNE_CPU32 instead of TARGET_CPU32.
16936 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16937 and TUNE_68060 instead of TARGET_68060.
16938 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16939 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16941 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16942 && !TARGET_COLDFIRE" to choose between moveq and clr.
16943 Likewise in the unnamed movsf pattern.
16944 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16945 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16948 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16950 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16951 of tabbing before backslashes.
16953 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16955 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16956 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16957 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16959 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16961 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16962 find_interesting_uses_cond.
16963 (find_interesting_uses_cond): Use extract_cond_operands.
16964 (rewrite_use_compare): Use extract_cond_operands and
16965 force_gimple_operand_bsi. Do not call update_stmt.
16966 (determine_use_iv_cost_condition): Use extract_cond_operands.
16967 Return cheaper of using original bound and changing the exit bound.
16969 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16971 PR tree-optimization/29516
16972 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16973 most_expensive_mult_to_index, addr_to_parts,
16974 create_mem_ref, maybe_fold_tmr): Make the type of
16975 fields of TARGET_MEM_REF sizetype.
16976 (move_fixed_address_to_symbol, move_pointer_to_base):
16978 * tree.def (TARGET_MEM_REF): Add comment on types of
16981 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16983 * c-common.c (vector_types_convertible_p): Treat opaque types as
16984 always convertible if they have the same size, but not otherwise.
16986 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16988 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16989 Remove the b_unconditional field.
16990 (noce_try_sign_mask): Do not look at b_unconditional.
16991 (noce_process_if_block): Do not use merge_if_blocks. Update
16992 the CFG here. Do not set b_unconditional.
16993 (cond_move_process_if_block): Likewise.
16994 (find_cond_trap): Likewise.
16995 (check_cond_move_block): Require simple jump insns at the end
16996 of the basic block.
16998 2007-01-11 Jan Hubicka <jh@suse.cz>
17000 PR tree-optimization/1046
17001 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17002 when alias info is not ready.
17003 (pass_tail_recursion): Do not require aliasing.
17004 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17005 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17006 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17007 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17008 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17009 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17010 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17012 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17013 When aliasing is not build, mark statement as volatile.
17015 2007-01-11 Tom Tromey <tromey@redhat.com>
17017 PR preprocessor/15185, PR preprocessor/20989:
17018 * doc/cppopts.texi <-MT>: Update description of algorithm for
17019 computing default target.
17020 <-M, -MD>: Reword "basename" text.
17022 2007-01-11 Roger Sayle <roger@eyesopen.com>
17024 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17025 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17026 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17027 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17028 fold_builtin_bswap, real_constp, fold_builtin_pow,
17029 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17030 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17031 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17032 * convert.c (convert_to_pointer): Likewise.
17033 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17034 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17035 const_binop, fold_convert_const_int_from_int,
17036 fold_convert_const_int_from_real,
17037 fold_convert_const_real_from_real, sign_bit_p,
17038 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17039 fold_sign_changed_comparison, fold_unary, fold_comparison,
17040 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17041 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17042 * print-tree.c (print_node_brief, print_node): Likewise.
17043 * stor-layout.c (place_field, layout_type): Likewise.
17044 * tree-chrec.c (keep_cast): Likewise.
17045 * tree.c (build_vector, build_real, build_real_from_int_cst,
17046 build_complex): Likewise.
17048 2007-01-11 Roger Sayle <roger@eyesopen.com>
17050 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17051 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17053 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17055 * configure.ac (strict1_warn): Rename to strict_warn.
17056 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17057 cc_set_by_configure, quoted_cc_set_by_configure,
17058 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17059 all_boot_languages, all_stagestuff): Remove.
17060 (target_list): Remove bootstrap targets.
17061 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17062 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17063 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17064 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17065 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17066 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17067 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17068 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17069 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17070 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17071 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17072 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17073 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17074 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17075 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17076 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17077 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17078 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17079 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17080 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17081 (mostlyclean): Adjust.
17082 (clean, distclean): Don't mention bootstrap stuff.
17083 * configure: Regenerate.
17084 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17085 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17086 treelang/config-lang.in (stagestuff): Remove.
17087 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17088 stageprofile, stagefeedback, stagestuff): Remove mention.
17090 2007-01-11 Nick Clifton <nickc@redhat.com>
17092 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17094 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17095 (mcore_arith_K_S_operand): Run the test for the S constraint not
17096 the test for the M constraint.
17097 (mcore_addsub_operand): Do not accept integer values that are
17098 larger than 32 bits.
17099 * config/mcore/mcore.md: Remove unused constraints from split.
17100 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17101 (addsi3): Likewise.
17102 (allocate_stack): Likewise.
17103 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17104 operands to 32 bits.
17105 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17107 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17108 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17109 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17110 mcore_output_bclri, mcore_output_andn, output_inline_const,
17111 mcore_output_move, mcore_output_movedouble): Likewise.
17112 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17113 (output_inline_const): Likewise.
17114 (output_inline_const): Fix format strings used in sprintf
17116 * config/mcore/mcore-protos.h: Update prototypes for changed
17117 functions in mcore.c.
17118 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17119 HOST_WIDE_INT and not int.
17120 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17121 CONST_OK_FOR_N): Likewise.
17122 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17123 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17126 2007-01-10 Jan Hubicka <jh@suse.cz>
17128 * tree-vrp.c (remove_range_assertions): Release defs.
17129 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17130 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17132 2007-01-10 Paul Brook <paul@codesourcery.com>
17134 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17135 * config/arm/arm.md (mulsi3subsi): New insn.
17137 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17139 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17140 (tree_transform_and_unroll_loop): New.
17141 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17144 2007-01-10 Robert Kennedy <jimbob@google.com>
17146 * fold-const.c (fold_comparison): Fold comparisons like (x *
17147 1000 < 0) to (x < 0).
17149 2007-01-10 Ian Lance Taylor <iant@google.com>
17151 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17152 operands have the same priority.
17154 2007-01-10 Tom Tromey <tromey@redhat.com>
17156 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17157 (fold_binary): Likewise.
17158 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17159 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17160 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17161 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17162 * langhooks.h (struct lang_hooks): Removed field
17163 'can_use_bit_fields_p'.
17165 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17167 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17169 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17171 * function.c (get_last_funcdef_no): New function.
17172 * function.h (get_last_funcdef_no): Declare.
17173 * tree-inline.c (initialize_cfun): Add initialization.
17174 (tree_function_versioning): Cleanup.
17176 2007-01-10 Jan Hubicka <jh@suse.cz>
17178 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17181 2007-01-10 Sa Liu <saliu@de.ibm.com>
17182 Ben Elliston <bje@au.ibm.com>
17184 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17185 for SAVE_NONLOCAL and Pmode for any other save level.
17186 * spu-protos.h (spu_restore_stack_block): Declare.
17187 * spu.md (save_stack_block): Remove.
17188 (restore_stack_block): Call spu_restore_stack_block.
17189 * spu.c (spu_restore_stack_block): New function.
17190 (spu_expand_epilogue): Remove old comment.
17192 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17194 PR tree-optimization/30322
17195 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17196 (cand_value_at): Return the value as aff_tree.
17197 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17198 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17199 aff_combination_mult): New functions.
17200 (aff_combination_add): Use aff_combination_add_cst.
17201 (aff_combination_convert): Allow conversions to a wider type.
17202 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17203 * tree-affine.h (aff_combination_mult): Declare.
17205 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17207 * doc/tm.texi: Update documentation to reflect reality of exec
17208 and start file search behaviours. Update copyright year.
17209 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17210 header file directories.
17212 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17214 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17215 (*cosxf2): Rename to cosxf2_i387.
17216 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17217 using X87MODEF12 mode macro. Rename patterns to
17218 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17220 (*cosdf2, *cossf2): Ditto.
17221 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17222 to match extended input operands.
17223 (sincos<mode>3): New expander.
17224 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17225 insn patterns and corresponding splitters.
17227 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17229 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17230 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17232 2007-01-09 Nicolas Pitre <nico@cam.org>
17235 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17237 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17239 * target.h (struct gcc_target): New field library_rtti_comdat.
17240 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17241 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17242 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17243 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17245 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17247 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17249 2007-01-08 Richard Guenther <rguenther@suse.de>
17251 * tree.h (force_fit_type_double): Export.
17252 (force_fit_type): Remove.
17253 * fold-const.c (force_fit_type_double): New function.
17254 (force_fit_type): Remove.
17255 (int_const_binop): Use it.
17256 (fold_convert_const_int_from_int): Likewise.
17257 (fold_convert_const_int_from_real): Likewise.
17258 (fold_div_compare): Likewise.
17259 (fold_sign_changed_comparison): Likewise.
17260 (fold_unary): Likewise.
17261 (fold_negate_const): Likewise.
17262 (fold_abs_const): Likewise.
17263 (fold_not_const): Likewise.
17264 * c-common.c (shorten_compare): Use force_fit_type_double.
17265 * convert.c (convert_to_pointer): Likewise.
17267 2007-01-08 Richard Guenther <rguenther@suse.de>
17269 * tree.h (build_int_cst_wide_type): Export.
17270 * tree.c (build_int_cst_wide_type): New function.
17271 (build_int_cst_wide): Fix comment.
17272 * builtins.c (fold_builtin_object_size): Use build_int_cst
17273 to build -1 or 0 of the correct type. Use fit_double_type
17274 to check for overflow.
17275 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17277 (decode_field_reference): Likewise.
17278 (all_ones_mask_p): Likewise.
17279 (native_interpret_int): Use build_int_cst_wide_type.
17280 (fold_binary): Use build_int_cst_type to build an all-ones
17282 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17284 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17286 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17288 2007-01-09 Ben Elliston <bje@au.ibm.com>
17290 * genautomata.c (STATS_OPTION): New option.
17291 (stats_flag): New flag.
17292 (gen_automata_option): Handle it.
17293 (initiate_automaton_gen): Ditto.
17294 (write_automata): Output statistics only if stats_flag is
17295 set. Likewise, output time statistics only if time_flag is set.
17296 * doc/md.texi (Processor pipeline description): Document new flag.
17298 2007-01-08 Richard Guenther <rguenther@suse.de>
17300 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17301 * tree.c (build_int_cst_type): Likewise.
17302 (size_in_bytes): Don't call force_fit_type on the result.
17303 (int_fits_type_p): Use fit_double_type.
17304 * fold-const.c (fit_double_type): New function.
17305 (force_fit_type): Use it.
17306 * tree.h (fit_double_type): Export.
17308 2007-01-08 Jan Hubicka <jh@suse.cz>
17310 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17311 * ipa.c (function_and_variable_visibility): Fix return type.
17313 2007-01-08 Richard Guenther <rguenther@suse.de>
17315 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17316 of offset to build the index.
17317 * tree-pretty-print.c (dump_generic_node): Don't build negated
17318 const just for printing.
17319 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17320 * builtins.c (fold_builtin_int_roundingfn): Check if result
17321 fits the type by using force_fit_type and comparing the result.
17322 * predict.c (predict_loops): Use compare_tree_int for comparison.
17323 * tree.c (build_int_cst): Fall back to integer_type_node for
17325 (build_int_cst_wide): Assert type is non-null.
17327 2007-01-08 Roberto Costa <roberto.costa@st.com>
17329 * tree-vrp.c (extract_range_from_cond_expr): New.
17330 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17331 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17333 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17334 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17335 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17336 used as expressions.
17337 * tree-object-size.c (cond_expr_object_size): New.
17338 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17340 2007-01-08 Jan Hubicka <jh@suse.cz>
17342 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17343 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17346 2007-01-08 Richard Guenther <rguenther@suse.de>
17348 PR tree-optimization/23603
17349 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17350 (extract_range_from_binary): Fall back to truthvalue instead of
17351 varying for TRUTH_*_EXPR.
17352 (extract_range_from_comparison): Fall back to truthvalue instead of
17354 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17355 if all visited PHI values were constant.
17357 2007-01-08 Jan Hubicka <jh@suse.cz>
17359 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17360 (cgraph_analyze_function): break out from ...
17361 (cgraph_finalize_compilation_unit): ... here.
17362 (cgraph_expand_function): Remove forgoten commented out line.
17363 (cgraph_optimize): Analyze functions.
17365 2007-01-08 Jan Hubicka <jh@suse.cz>
17367 * tree-pas.h (TODO_remove_function): New flag.
17368 (TODO_update*): Renumber.
17369 (pass_ipa_increase_alignment,
17370 pass_ipa_function_and_variable_visibility): New passes.
17371 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17372 (cgraph_function_and_variable_visibility): Move to ipa.c
17373 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17374 cgraph_increase_alignment.
17375 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17376 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17377 calling tree-inline.
17378 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17379 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17380 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17381 (gate_increase_alignment): New function.
17382 (pass_ipa_increase_alignment): New pass.
17383 * ipa.c: Inline tree-pass.h and timevar.h
17384 (function_and_variable_visibility): Move here from cgraphunit.c
17385 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17386 * passes.c (init_optimization_passes): Add the two new passes.
17387 (execute_todo): Handle cgraph_remove_functions.
17389 2007-01-08 Nick Clifton <nickc@redhat.com>
17391 * config/frv/predicates.md (reg_or_0_operand): Accept
17394 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17396 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17397 * config.gcc: Add bfin*-rtems*.
17399 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17401 * c.opt: Add -flax-vector-conversions.
17402 * c-typeck.c (convert_for_assignment): Pass flag to
17403 vector_types_convertible_p to allow emission of note.
17404 (digest_init): Likewise.
17405 * c-opts.c: Handle -flax-vector-conversions.
17406 * c-common.c (flag_lax_vector_conversions): New.
17407 (vector_types_convertible_p): Unless -flax-vector conversions
17408 has been passed, disallow conversions between vectors with
17409 differing numbers of subparts and/or element types. If such
17410 a conversion is disallowed, possibly emit a note on the first
17411 occasion only to inform the user of -flax-vector-conversions.
17412 The new last argument specifies this.
17413 * c-common.h (flag_lax_vector_conversions): New.
17414 (vector_types_convertible_p): Add extra argument.
17415 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17416 char_type_node for V*QI type vectors.
17417 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17418 Update to satisfy new typechecking rules.
17419 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17420 C and C++ variants.
17421 * doc/invoke.texi (C Dialect Options): Document
17422 -flax-vector-conversions.
17424 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17426 PR tree-optimization/29877
17427 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17428 a register variable on the RHS to not be replaceable.
17430 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17431 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17432 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17433 const_simm15, const_pow2, const_npow2): Added.
17434 * config/score/misc.md (insv, extv, extzv, movmemsi,
17435 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17436 * config/score/score.c (score_address_cost, score_select_cc_mode):
17438 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17439 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17440 Update score_print_operand.
17441 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17442 Adjust register allocate order and update some macro define.
17443 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17444 mdx_block_move_straight, mdx_block_move_loop_head,
17445 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
17446 mdx_block_move): Added.
17447 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17448 mdp_limm): Updated and fix some bug and typo.
17449 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17450 (movsf, movdf, doloop_end): Added.
17452 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17454 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17455 config/arm/thumb2.md: Fix comment typos.
17456 * doc/extend.texi: Fix a typo.
17458 2007-01-07 Eric Christopher <echristo@apple.com>
17460 * configure.ac: Check for __stack_chk_fail for darwin.
17461 * configure: Regenerate.
17463 2007-01-07 Richard Guenther <rguenther@suse.de>
17465 * tree-vrp.c (extract_range_from_assert): CSE calls to
17466 compare_values where possible.
17467 (extract_range_from_unary_expr): Likewise.
17469 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17471 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17472 * config/avr/avr.c (call_insn_operand): Delete function.
17473 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17474 instead of register number. Use predicates.
17475 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17476 call_insn_operand): Add.
17478 2007-01-06 Jan Hubicka <jh@suse.cz>
17480 * tree-pass.h (pass_build_cgraph_edges): Declare.
17481 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17482 (visited_nodes): Remove.
17483 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17484 build_cgrpah_edges; make visited_nodes local.
17485 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17486 (record_references_in_initializer): Move to cgraphbuild.c
17487 (initialize_inline_failed, rebuild_cgraph_edges,
17488 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17489 (verify_cgraph_node): Make visited_nodes local.
17490 (cgraph_analyze_function): Do not call cgraph_create_edges and
17491 initialize_inline_failed.
17492 (cgraph_expand_function): Do not call cgraph_lower_function;
17493 assert that function is already lowered.
17494 * Makefile.in (cgraphbuild.o): New.
17495 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17496 at the end of lowering passes.
17498 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17500 * ifcvt.c (cond_move_convert_if_block): New function, code
17501 factored out from...
17502 (cond_move_process_if_block): ...here. Call the new function
17503 on the THEN and ELSE blocks.
17504 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17505 already takes care of this.
17507 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17510 * tree.h (TREE_OVERFLOW_P): New.
17511 * c-typeck.c (parser_build_unary_op): Warn only if result
17512 overflowed and operands did not.
17513 (parser_build_binary_op): Likewise.
17514 (convert_for_assignment): Remove redundant overflow_warning.
17515 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17517 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17519 * c-typeck.c (store_init_value): Split over two lines to follow
17520 the GNU coding style.
17522 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17524 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17525 __GXX_EXPERIMENTAL_CXX0X__.
17526 * doc/cpp.texi: Same.
17528 2007-01-05 Richard Guenther <rguenther@suse.de>
17530 PR middle-end/27826
17531 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17532 with mismatched types. Instead explicitly build a
17533 conversion NOP_EXPR.
17535 2007-01-05 Ian Lance Taylor <iant@google.com>
17537 * c-common.c (decl_with_nonnull_addr_p): New function.
17538 (c_common_truthvalue_conversion): Call it.
17539 * c-typeck.c (build_binary_op): Likewise.
17540 * c-common.h (decl_with_nonnull_addr_p): Declare.
17542 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17545 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17548 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17550 * doc/install.texi (Final install): Document the fact that
17551 the GNAT runtime should not be stripped.
17553 2007-01-04 Jan Hubicka <jh@suse.cz>
17555 * tree-inline.c (fold_marked_statements): Update operand caches
17556 and EH after folding
17558 2007-01-04 Ian Lance Taylor <iant@google.com>
17560 * c-common.c (check_function_nonnull): Whitespace fix.
17562 2007-01-04 Jan Hubicka <jh@suse.cz>
17564 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17565 comitted older version of patch.
17566 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17567 function, celanup cfg and collect garbage.
17569 2007-01-04 Mike Stump <mrs@apple.com>
17571 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17574 2007-01-04 Eric Christopher <echristo@apple.com>
17576 * libgcc2.c (__bswapsi2): Use SItype.
17577 (__bswapdi2): Use DItype.
17578 * libgcc2.h: Update for above.
17580 2007-01-04 Paul Brook <paul@codesourcery.com>
17582 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17583 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17584 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17585 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17586 umulsi3_highpart): Make conditional on !arm_arch6.
17587 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17588 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17589 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17590 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17591 umulsi3_highpart_v6): New insns.
17593 2007-01-04 Roger Sayle <roger@eyesopen.com>
17595 * fold-const.c (fold_convert): When casting an expression to void,
17596 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17597 have a type. Instead of attempting to build a NOP_EXPR, return
17598 these "special" trees directly.
17600 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17602 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17603 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17604 rs6000_cost->fp not 0 as adjustment for outer NEG.
17606 2007-01-04 Jan Hubicka <jh@suse.cz>
17608 * cgraph.c (cgraph_release_function_body): New function.
17609 (cgraph_remove_node): Use it.
17610 * cgraph.h (cgraph_release_function_body): Declare.
17611 * cgraphunit.c (cgraph_expand_function): Use it.
17612 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17613 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17614 is initialized and while compilation of other function is running.
17615 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17616 statement CFG annotations from here to ...
17617 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17619 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17621 * cfgloop.h (enum li_flags): Make the constants powers of two.
17623 2007-01-04 Jan Hubicka <jh@suse.cz>
17625 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17627 (fold_marked_statements): New function.
17628 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17629 * tree-inline.h (copy_body_data): Add statements_to_fold.
17631 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17633 * config.gcc: Mention libgcc/config.host.
17634 * Makefile.in: Update comments mentioning libgcc.
17635 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17636 (all.cross, start.encap, rest.encap, rest.cross): Update
17637 dependencies for libgcc move.
17638 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17639 (clean-target, clean-target-libgcc): Delete.
17640 (srcdirify, GCC_EXTRA_PARTS): New macros.
17641 (libgcc-support, libgcc.mvars): New rules.
17642 (distclean): Remove mention of mklibgcc.
17643 (install): Don't reference INSTALL_LIBGCC.
17644 (install-common): Don't reference EXTRA_PARTS.
17645 (install-libgcc, install-multilib): Delete rules.
17646 * mklibgcc.in: Delete file.
17647 * doc/configfiles.texi: Don't mention mklibgcc.
17649 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17650 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17651 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17652 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17653 (mklibgcc, ldblspecs): Likewise.
17655 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17656 (posixpre.def): Use $(T).
17657 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17658 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17659 (SHLIB_LINK): Make dummy.
17660 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17662 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17664 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17665 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17666 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17667 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17669 * configure.ac (all_outputs): Remove mklibgcc.
17670 * configure: Regenerated.
17672 2007-01-03 Josh Conner <jconner@apple.com>
17674 PR middle-end/29683
17675 * calls.c (compute_argument_addresses): Set stack and stack_slot
17676 for partial args, too.
17677 (store_one_arg): Use locate.size.constant for the size when
17678 generating a save_area.
17680 2007-01-03 Robert Kennedy <jimbob@google.com>
17682 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17683 whose definitions are deleted due to basic block merging.
17685 2007-01-03 Paul Brook <paul@codesourcery.com>
17688 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17690 (use_return_insn): Return 0 for Thumb interrupt functions.
17691 (print_multi_reg): Add rfe argument for IRQ returns.
17692 (arm_output_epilogue): Pop interrupt return address directly into PC.
17693 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17695 2007-01-03 Paul Brook <paul@codesourcery.com>
17697 Merge from sourcerygxx-4_1.
17698 * config/arm/thumb2.md: New file.
17699 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17701 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17702 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17703 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17704 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17706 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17707 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17709 * config/arm/ieee754-sf.S: Ditto.
17710 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17711 (thumb1_base_register_rtx_p): ... to this.
17712 (thumb_index_register_rtx_p): Rename...
17713 (thumb1_index_register_rtx_p): ... to this.
17714 (thumb_output_function_prologue): Rename...
17715 (thumb1_output_function_prologue): ... to this.
17716 (thumb_legitimate_address_p): Rename...
17717 (thumb1_legitimate_address_p): ... to this.
17718 (thumb_rtx_costs): Rename...
17719 (thumb1_rtx_costs): ... to this.
17720 (thumb_compute_save_reg_mask): Rename...
17721 (thumb1_compute_save_reg_mask): ... to this.
17722 (thumb_final_prescan_insn): Rename...
17723 (thumb1_final_prescan_insn): ... to this.
17724 (thumb_expand_epilogue): Rename...
17725 (thumb1_expand_epilogue): ... to this.
17726 (arm_unwind_emit_stm): Rename...
17727 (arm_unwind_emit_sequence): ... to this.
17728 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17729 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17730 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17731 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17732 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17733 thumb2_output_casesi): New functions.
17734 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17735 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17736 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17737 THUMB2_WORK_REGS): Define.
17738 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17739 arm_condexec_mask, arm_condexec_masklen)): New variables.
17740 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17741 (arm_override_options): Check new CPU capabilities.
17742 Set new architecture flag variables.
17743 (arm_isr_value): Handle v7m interrupt functions.
17744 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17746 (const_ok_for_arm): Handle Thumb-2 constants.
17747 (arm_gen_constant): Ditto. Use movw when available.
17748 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17750 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17751 (thumb_find_work_register, arm_load_pic_register,
17752 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17753 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17754 print_multi_reg, output_mov_long_double_fpa_from_arm,
17755 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17756 output_mov_double_fpa_from_arm, output_move_double,
17757 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17758 output_return_instruction, arm_output_function_prologue,
17759 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17760 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17761 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17762 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17763 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17764 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17766 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17767 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17768 (arm_file_start): Output directive for unified syntax.
17769 (arm_unwind_emit_set): Handle stack alignment instruction.
17770 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17771 Add v6t2, v7, v7a, v7r and v7m.
17772 (RETLDM): Add Thumb-2 code.
17773 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17774 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17775 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17776 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17777 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17778 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17779 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17780 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17781 ADJUST_INSN_LENGTH): Define.
17782 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17783 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17784 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17785 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17786 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17787 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17788 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17789 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17790 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17791 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17792 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17793 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17794 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17795 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17796 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17797 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17798 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17800 * config/arm/arm-tune.md: Regenerate.
17801 * config/arm/arm-protos.h: Update prototypes.
17802 * config/arm/vfp.md: Enable patterns for Thumb-2.
17803 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17804 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17805 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17806 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17807 * config/arm/libunwind.S: Add Thumb-2 code.
17808 * config/arm/constraints.md: Update include Thumb-2.
17809 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17810 * config/arm/ieee754-df.S: Ditto.
17811 * config/arm/bpabi.S: Ditto.
17812 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17813 * config/arm/predicates.md (low_register_operand,
17814 low_reg_or_int_operand, thumb_16bit_operator): New.
17815 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17816 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17817 * config/arm/t-arm-elf: Add armv7 multilib.
17818 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17820 (UNSPEC_STACK_ALIGN, ce_count): New.
17821 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17822 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17824 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17825 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17826 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17827 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17828 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17829 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17831 * doc/extend.texi: Document ARMv7-M interrupt functions.
17832 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17834 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17836 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17837 (struct _Unwind_Context): Rename args_size to flags, remove
17838 signal_frame field, add a new args_size field and version field.
17839 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17840 _Unwind_IsExtendedContext): New inline functions.
17841 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17842 Assume by_value array is only present if _Unwind_IsExtendedContext.
17843 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17844 _Unwind_IsSignalFrame.
17845 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17846 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17847 (uw_init_context_1): Initialize context->flags to
17848 EXTENDED_CONTEXT_BIT.
17849 * config/rs6000/linux-unwind.h (frob_update_context): Use
17850 _Unwind_SetSignalFrame.
17852 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17854 PR middle-end/30353
17855 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17856 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17859 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17861 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17862 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17863 RET, AT_SP): Remove.
17864 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17867 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17868 * cfgbuild.c (find_basic_blocks): Likewise.
17869 * cfgrtl.c (rtl_create_basic_block): Likewise.
17870 * function.c (temp_slots_at_level): Likewise.
17871 * reg-stack.c (stack_regs_mentioned): Likewise.
17872 * regclass.c (allocate_reg_info): Likewise.
17873 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17874 set_bb_for_stmt, move_block_to_fn): Likewise.
17875 * tree-complex.c (tree_lower_complex): Likewise.
17876 * vec.h (VEC_safe_grow_cleared): New.
17878 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17880 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17882 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17883 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17885 * cfgloopmanip.c (scale_loop_frequencies): Export.
17886 (loopify): Scale the frequencies by prescribed coefficients.
17887 (set_zero_probability): New function.
17888 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17889 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17890 and frequencies according to arguments.
17891 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17893 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17894 * modulo-sched.c (sms_schedule): Set probabilities for entering
17895 versioned loop correctly.
17896 * tree-vect-transform.c (vect_transform_loop): Ditto.
17897 * cfgloop.h (loopify, loop_version): Declaration changed.
17898 (scale_loop_frequencies): Declared.
17900 2007-01-02 Jan Hubicka <jh@suse.cz>
17902 * cgraph.c: Include tree-flow.h
17903 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17904 early_local_passes.
17905 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17906 * tree-pass.h (pass_all_early_optimizations): Declare.
17907 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17908 early_local_passes.
17909 (cgraph_analyze_function): Do early_local_passes.
17910 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17911 Do not add referenced vars.
17912 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17914 (gate_all_early_local_passes): New gate.
17915 (pass_early_local_passes): Use new gate.
17916 (execute_early_local_optimizations): New functions.
17917 (gate_all_early_optimizations): New gate.
17918 (pass_all_early_optimizations): New pass.
17919 (execute_free_datastructures): Free SSA only when initialized.
17920 (gate_init_datastructures): Init only when optimizing.
17921 (tree_lowering_passes): Do early local passes when called late.
17922 * tree-profile.c (do_tree_profiling): Don't profile functions added
17924 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17925 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17927 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17928 during early_local_passes.
17929 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17932 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17934 * Makefile.in: Update copyright year.
17936 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17938 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17939 in $(lang_checks) and check-consistency targets.
17941 2007-01-02 Jan Hubicka <jh@suse.cz>
17943 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17944 Do not add referenced vars.
17945 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17947 * passes.c (init_optimization_passes): Put mudflap_2 after
17948 free_datastructures.
17950 2007-01-02 Jan Hubicka <jh@suse.cz>
17952 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17953 Set NOTHROW flag on call statements proved to be nothrow.
17954 Update statement of local calls so new pure/const functions are
17955 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17957 (tree_rest_of_compilation): Register hooks and initialize bitmap
17958 early. Do not set after_inlining flag.
17960 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17962 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17963 HOST_BITS_PER_LONGLONG
17965 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17968 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17969 warning for non-static initializers.
17971 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17973 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17974 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17975 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17976 Always use set_unique_reg_note to add REG_EQUAL notes.
17978 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17981 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17983 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17984 * cfgbuild.c (find_basic_blocks): Likewise.
17985 * cfgrtl.c (rtl_create_basic_block): Likewise.
17986 * function.c (temp_slots_at_level): Likewise.
17987 * reg-stack.c (stack_regs_mentioned): Likewise.
17988 * regclass.c (allocate_reg_info): Likewise.
17989 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17990 set_bb_for_stmt, move_block_to_fn): Likewise.
17991 * tree-complex.c (tree_lower_complex): Likewise.
17992 * vec.h (VEC_safe_grow_cleared): New.
17994 2007-01-02 Ian Lance Taylor <iant@google.com>
17996 * c-common.c (c_common_truthvalue_conversion): When warning about
17997 using an assignment as a truth value, set TREE_NO_WARNING.
17999 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18002 * c.opt (Wold-style-declaration): New.
18003 * doc/invoke.texi (C-only Warning Options): New.
18004 (Wold-style-declaration): Document it.
18005 (Wextra): Enabled by -Wextra.
18006 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18007 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18008 -Wold-style-declaration.
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 Douglas Gregor <doug.gregor@gmail.com>
18025 * c-common.c (c_common_nodes_and_builtins): Since variants of
18026 void_type_node get built before it is given a name, we need to
18027 give those variants the name, too.
18028 (complete_array_type): We need to work with the canonical main
18029 type of the array, from which we will build the qualified version.
18030 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18031 * print-tree.c (print_node): Display canonical type information
18033 * stor-layout.c (layout_type): When we don't know the
18034 alignment of a type for which we're building an array, we end up
18035 guessing wrong, so make the type require structural equality.
18036 * tree.c (make_node_stat): When we build a new type, it is its
18037 own canonical type.
18038 (build_type_attribute_qual_variant): When building an attribute
18039 variant, its canonical type is the non-attribute variant. However,
18040 if the attributes are target-dependent and they differ, we need to
18041 use structural equality checks for this type.
18042 (build_qualified_type): A qualified type is not equivalent to its
18043 unqualified variant; set the canonical type appropriately.
18044 (build_distinct_type_copy): When building a distinct type from
18045 another type, the new type is its own canonical type.
18046 (build_variant_type_copy): When building a new type variant, we
18047 assume that it is equivalent to the original type.
18048 (build_pointer_type_for_mode): When building a pointer type, also
18049 build a canonical type pointer.
18050 (build_reference_type_for_mode): When building a reference type,
18051 also build a canonical type reference.
18052 (build_index_type): When we can't hash an index type (e.g.,
18053 because its maximum value is negative), the index type requires
18054 structural equality tests.
18055 (build_array_type): Build the canonical form of an array type.
18056 (build_function_type): Function types require structural equality,
18057 because they contain default arguments, attributes, etc.
18058 (build_method_type_directly): Ditto for method types.
18059 (build_offset_type): Build the canonical offset type.
18060 (build_complex_type): Build the canonical vector type.
18061 (make_vector_type): Build the canonical vector type.
18062 * tree.h (TYPE_CANONICAL): New.
18063 (TYPE_STRUCTURAL_EQUALITY_P): New.
18064 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18065 (struct tree_type): Added "canonical" field.
18066 * params.h (VERIFY_CANONICAL_TYPES): New.
18067 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18068 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18069 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18070 * doc/invoke.texi (verify-canonical-types): Document --param
18071 parameter for verifying canonical types.
18073 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18075 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18076 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18077 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18078 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18080 * config/rs6000/e500.h: New.
18081 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18082 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18084 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18085 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18086 TARGET_E500_DOUBLE): Remove.
18087 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18088 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18089 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18090 * config/rs6000/rs6000.c (rs6000_override_options): Use
18091 CHECK_E500_OPTIONS.
18093 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18095 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18096 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18097 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18098 rs6000_emit_cmove): Don't check TARGET_E500.
18099 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18100 sordered): Don't check TARGET_E500.
18102 2007-01-01 Eric Christopher <echristo@apple.com>
18104 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18105 HARD_REGISTER_NUM_P.
18107 2007-01-01 Roger Sayle <roger@eyesopen.com>
18109 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18110 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18111 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18114 2007-01-01 Mike Stump <mrs@apple.com>
18116 * configure.ac: Remove support for building with Apple's gcc-3.1.
18118 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18120 PR middle-end/30311
18121 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18122 REG is a hard register. Do not modify REG before calling
18124 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18125 multiple of the size of YMODE for certain lowpart cases.
18127 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18129 PR middle-end/30253
18130 * gimplify (voidify_wrapper_expr): Update for
18131 GIMPLE_MODIFY_STMT.
18133 2007-01-01 Andreas Schwab <schwab@suse.de>
18136 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18137 save of BR0 in extra_spill_size instead of spill_size.
18138 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18140 (ia64_expand_epilogue): Restore BR0 from its new location.
18142 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18144 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18145 Use a temporary variable if the left hand side is not a gimple
18148 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18150 * gimplify.c (gimplify_return_expr): Make the temporary variable
18151 for the return expression, a gimple register variable.
18153 2007-01-01 Jan Hubicka <jh@suse.cz>
18155 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18158 2007-01-01 Mike Stump <mrs@apple.com>
18160 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18162 * config/darwin.c (machopic_select_rtx_section): Use
18163 HAVE_GAS_LITERAL16.
18164 (darwin_mergeable_constant_section): Likewise.
18165 * configure: Regenerate.
18166 * config.in: Regenerate.
18168 2007-01-01 Jan Hubicka <jh@suse.cz>
18169 Andrew Pinski <pinskia@gmail.com>
18171 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18172 before starting IPA passes.