1 2007-07-06 Richard Sandiford <richard@codesourcery.com>
3 * config/mips/mips.c (compute_frame_size): Restore the original
4 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6 Document why the difference is needed.
8 2007-07-06 Richard Guenther <rguenther@suse.de>
10 * c-common.c (boolean_increment): Use correctly typed
13 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
16 the topmost argument register is not also included in the save mask.
17 (mips16e_collect_argument_save_p): Take a pointer to the argument
18 register, rather than a pointer to the number of arguments.
19 (mips16e_collect_argument_saves): Only include argument saves
20 that aren't in the register mask.
22 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
24 PR rtl_optimization/32450
25 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
26 to ensure that instructions are not moved into the prologue when
27 profiling is on. Remove unused prologue_end variable.
28 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
29 as a scheduling barrier.
31 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
34 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
35 Disregard DECL_FROM_INLINE.
37 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
39 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
40 IORing with a constant.
42 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
44 PR rtl-optimization/32475
45 * df-scan.c (df_def_record_1): Add a use of the stack pointer
46 for every definition of the stack pointer.
48 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
50 * arm.c (vfp3_const_double_index): Copy signed results of
51 REAL_VALUE_TO_INT into unsigned vars.
53 2007-07-05 Richard Guenther <rguenther@suse.de>
56 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
58 * tree-ssa.c (useless_type_conversion_p): Check canonical
61 2007-07-05 Anatoly Sokolov <aesok@post.ru>
63 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
64 zero_extendhisi2): Change to define_insn_and_split.
65 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
67 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
69 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
70 pass_match_asm_constraints): New.
71 * passes.c (init_optimization_passes): Add new pass.
72 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
73 * function.h (struct function): Add has_asm_statement bit.
74 (current_function_has_asm_statement): New.
75 * tree-pass.h (pass_match_asm_constraints): New.
77 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
79 * config/mips/mips.c (mips_file_start): Avoid declaration
82 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
84 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
86 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
88 * rtl.def (NOTE): Change print format string to print
89 operand 5 as a note insn name.
91 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
92 David Ung <davidu@mips.com>
94 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
95 * doc/invoke.texi: (MIPS Options): Document them.
97 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
98 David Ung <davidu@mips.com>
100 Add support for SmartMIPS ASE.
102 * optabs.c (expand_binop_directly): New, broken out from...
103 (expand_binop): Here. Make it try rotating in the other
104 direction even when the second operand isn't constant.
105 * config/mips/mips.md (*lwxs): New.
106 * config/mips/mips.opt (msmartmips): New.
107 * config/mips/mips.c (mips_lwxs_address_p): New.
108 (mips_rtx_costs): Make it recognize scaled indexed addressing.
109 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
110 __mips_smartmips when compiling for TARGET_SMARTMIPS.
111 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
113 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
114 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
115 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
116 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
117 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
118 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
119 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
121 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
123 * tree-vectorizer.c (new_loop_vec_info): Initialize
124 LOOP_VINFO_COST_MODEL_MIN_ITERS.
125 * tree-vectorizer.h (_loop_vec_info): Added new filed
126 min_profitable_iters.
127 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
128 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
129 * tree-vect-analyze.c (vect_analyze_operations): Set
130 LOOP_VINFO_COST_MODEL_MIN_ITERS.
131 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
132 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
133 Fix calculation of peel_iters_prologue. Move consideration of epilogue
134 and prologue cost to after they are computed.
135 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
137 (vect_model_simple_cost): Takes additional argument dt. Consider cost
138 of creating vectors from scalars according to dt.
139 (vect_model_store_cost): Likewise.
140 (vectorizable_call): Use dt array instead of scalar dt. Call
141 vect_model_simple_cost with additional argument dt.
142 (vectorizable_assignment): Likewise.
143 (vectorizable_operation): Likewise.
144 (vectorizable_type_demotion): Likewise.
145 (vectorizable_type_promotion): Likewise.
146 (vectorizable_store): Use dt array instead of scalar dt. Call
147 vect_model_store_cost with additional argument dt.
148 (vect_do_peeling_for_loop_bound): Don't call
149 vect_estimate_min_profitable_iters. Instead, lookup
150 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
151 "may not be profitable".
153 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
156 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
157 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
158 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
159 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
161 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
163 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
164 addressing modes cheaper.
166 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
168 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
169 (dw_ranges_struct): Rename block_num to num. Adjust.
170 (dw_ranges_by_label_struct): New.
171 (ranges_by_label, ranges_by_label_allocated,
172 ranges_by_label_in_use): New variables.
173 (add_ranges_num): Factored most of the code out of...
174 (add_ranges): ... this one. Rewrite in terms of the former.
175 (add_ranges_by_labels): New.
176 (output_ranges): Output by-label ranges.
177 (dwarf2out_finish): Output range for multiple-section
178 compile_unit. Output standard DW_AT_low_pc in addition to
179 unexpected DW_AT_entry_pc.
181 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
183 PR tree-optimization/32604
184 PR tree-optimization/32606
186 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
187 (compute_antic_safe): Removed.
188 (ANTIC_SAFE_LOADS): Ditto.
189 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
190 (execute_pre): Don't call compute_antic_safe.
191 (vuse_equiv): New function.
192 (make_values_for_stmt): Use it
193 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
196 2007-07-04 Anatoly Sokolov <aesok@post.ru>
199 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
201 (avr_attribute_table): Make "naked" attribute apply to function types
202 rather than to decls.
203 (avr_handle_fntype_attribute): New function.
205 2007-07-04 Joseph Myers <joseph@codesourcery.com>
207 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
210 2007-07-04 David Ung <davidu@mips.com>
211 Joseph Myers <joseph@codesourcery.com>
213 * config/mips/mips.md (type): Add logical, signext and move.
214 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
215 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
216 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
217 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
218 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
219 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
220 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
221 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
222 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
223 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
224 movv2sf_hardfloat_64bit): Use the new types.
225 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
226 *movdf_softfloat, *movdf_mips16): Use "multi".
227 (extendqihi2): Replace with a define_expand.
228 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
229 Based on extend<SHORT:mode><GPR:mode>2 patterns.
230 * config/mips/74k.md (r74k_int_logical): New reservation and
232 (r74k_int_arith): Remove "slt".
233 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
234 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
235 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
236 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
237 reservations for "arith".
239 2007-07-04 Richard Guenther <rguenther@suse.de>
241 * tree-ssa.c (useless_type_conversion_p): Add handling for
242 scalar float and vector types. Only call the types_compatible_p
243 langhook for aggregate types as last resort. Follow the
246 2007-07-04 Richard Guenther <rguenther@suse.de>
248 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
249 the same as NOP_EXPR.
251 2007-07-04 Nick Clifton <nickc@redhat.com>
253 * target.h (struct gcc_target): Add target_help field.
254 * target-def.h (TARGET_HELP): New.
255 (TARGET_INITIALIZER): Use TARGET_HELP.
256 * opts.c (command_handle_option): Invoke target_help function, if
257 defined, when the user has specified --target-help on the command
259 * doc/invoke.texi: Mention that --target-help might print
260 additional information.
261 * doc/tm.texi: Document TARGET_HELP hook.
263 * arm.c (TARGET_HELP): Override default definition.
264 (arm_target_help): New - display a wrapped list of cores and
265 architectures supported.
267 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
269 * config/gcc/v850/v850.c (expand_prologue): Make sure
270 GEN_INT() argument is sign extended rather than zero extended.
271 (expand_epilogue): Likewise.
272 (output_move_double): Delete.
273 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
274 * config/gcc/v850/v850.md (movdi): Delete.
275 (*movdi_internal): Delete.
277 (*movdf_internal): Delete.
279 2007-07-04 Richard Sandiford <richard@codesourcery.com>
281 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
282 unless compiling RTP PIC.
284 2007-07-04 Richard Guenther <rguenther@suse.de>
286 PR tree-optimization/32482
287 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
288 original ssa name if we didn't find a shift expression.
289 Fix shift constant for bit zero test.
291 2007-07-04 Richard Sandiford <richard@codesourcery.com>
293 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
295 2007-07-04 Richard Sandiford <richard@codesourcery.com>
297 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
298 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
299 * config/arm/vxworks.h (ASM_SPEC): Delete.
300 (SUBTARGET_EXTRA_ASM_SPEC): Define.
302 2007-07-04 Sebastian Pop <sebpop@gmail.com>
304 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
305 (DDR_REVERSED_P): New.
306 * tree-data-ref.c (initialize_data_dependence_relation,
307 build_classic_dist_vector): Set DDR_REVERSED_P.
309 2007-07-04 Sebastian Pop <sebpop@gmail.com>
312 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
313 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
314 init_omega_for_ddr_1): Use non conservative number of iterations
316 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
317 (analyze_siv_subscript): Remove FIXME and reinitialization of
318 last_conflicts to chrec_dont_know.
319 * testsuite/gfortran.dg/vect/pr32457.f90: New.
321 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
323 * tree.c (maybe_canonicalize_argtypes): Improve description.
325 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
327 * tree.c (maybe_canonicalize_argtypes): New.
328 (build_function_type): Set canonical type.
329 (build_method_type_directly): Ditto.
330 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
333 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
335 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
337 (rewrite_use_nonlinear_expr): Likewise.
339 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
341 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
343 2007-07-04 Ben Elliston <bje@au.ibm.com>
345 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
348 * c-objc-common.c (c_types_compatible_p): Fix indentation.
350 * doc/tm.texi (Run-time Target): Capitalise "CPU".
351 (Exception Handling): Likewise.
353 2007-07-03 Jan Hubicka <jh@suse.cz>
355 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
357 2007-07-03 Eric Christopher <echristo@apple.com>
359 * doc/cppopts.texi: Add conflicting option note to -dM.
360 * doc/invoke.texi: Add note about possible conflicts with
361 -E for -dCHARS and note that -dM will not produce
362 any results if there is no machine dependent reorg.
364 2007-07-03 Geoffrey Keating <geoffk@apple.com>
366 * tree.h (DECL_ALIGN): Back out previous change.
368 2007-07-03 Joseph Myers <joseph@codesourcery.com>
370 * configure.ac: Test for .dtprelword support on MIPS.
371 * configure, config.in: Regenerate.
372 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
373 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
375 2007-07-03 Julian Brown <julian@codesourcery.com>
377 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
378 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
379 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
380 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
382 (all_fpus): Add FPUTYPE_VFP3.
383 (fp_model_for_fpu): Add VFPv3 field.
384 (arm_rtx_costs_1): Give cost to VFPv3 constants.
385 (vfp3_const_double_index): New function. Return integer index of
386 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
388 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
389 and argument represents a valid RTX for a VFPv3 constant.
390 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
392 (vfp_emit_fstmd): Similar, for fstmd.
393 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
394 constants, represented as integer indices.
395 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
396 VFP_REGNO_OK_FOR_DOUBLE macros.
397 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
398 (arm_file_start): Set float-abi attribute for VFPv3, and output
399 correct ".fpu" assembler directive.
400 (arm_dbx_register_numbering): Add FIXME.
401 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
402 (fputype): Add FPUTYPE_VFP3.
403 (FIXED_REGISTERS): Add 32 registers for D16-D31.
404 (CALL_USED_REGISTERS): Likewise.
405 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
406 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
407 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
408 (D7_VFP_REGNUM): New.
409 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
410 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
411 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
412 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
413 (REG_ALLOC_ORDER): Adjust for VFPv3.
414 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
415 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
416 VFP_LO_REGS, VFP_HI_REGS.
417 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
418 (IS_VFP_CLASS): Define macro.
419 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
421 (REGISTER_MOVE_COST): Likewise.
422 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
423 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
424 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
425 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
426 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
427 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
428 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
429 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
430 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
431 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
432 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
433 where appropriate for single-word registers.
434 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
435 As above. Fix type attributes.
436 * config/arm/constraints.md (register_contraint "t"): Define.
437 (register_constraint "w"): Change to D0-D15, or D0-D31 for
439 (register_constraint "x"): Define.
440 (constraint "Dv"): Define.
442 2007-07-03 Geoffrey Keating <geoffk@apple.com>
444 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
446 2007-07-03 Tom Tromey <tromey@redhat.com>
448 * c-parser.c (objc_pq_context): Removed.
449 (objc_need_raw_identifier): Likewise.
450 (c_parser) <objc_pq_context>: New field.
451 <objc_need_raw_identifier>: Likewise.
452 (OBJC_NEED_RAW_IDENTIFIER): Removed.
453 (c_lex_one_token): Update.
454 (c_parser_objc_protocol_definition): Update.
455 (c_parser_objc_method_definition): Update.
456 (c_parser_objc_methodproto): Update.
457 (c_parser_declspecs): Update.
459 2007-07-03 David Ung <davidu@mips.com>
461 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
463 2007-07-03 David Ung <davidu@mips.com>
464 Richard Sandiford <richard@codesourcery.com>
466 * doc/invoke.texi: Document -march=74kf3_2.
467 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
468 (TUNE_74K): Check for it.
469 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
470 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
471 * config/mips/mips.md (cpu): Add 74kf3_2.
472 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
473 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
474 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
475 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
476 74kf3_2 to the CPU list.
477 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
478 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
479 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
480 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
481 (r74kf3_2_fxfer_from_c1): New insn reservations.
483 2007-07-03 Richard Sandiford <richard@codesourcery.com>
484 David Ung <davidu@mips.com>
486 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
487 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
488 and 74k[fx]. Document aliases for the new options.
489 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
490 (PROCESSOR_24KF2_1): ...this.
491 (PROCESSOR_24KX): Rename to...
492 (PROCESSOR_24KF1_1): ...this.
493 (PROCESSOR_74KF): Rename to...
494 (PROCESSOR_74KF2_1): ...this.
495 (PROCESSOR_74KX): Rename to...
496 (PROCESSOR_74KF1_1): ...this.
497 (TUNE_74K): Update PROCESSOR_* names.
498 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
499 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
500 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
501 (mips_rtx_cost_data): Update processor names in comments.
502 (mips_issue_rate): Update PROCESSOR_* names.
503 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
504 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
505 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
506 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
507 Update cpu attribute names.
508 (r24k_fpu_iss): Rename this reservation to...
509 (r24kf2_1_fpu_iss): ...this and update all uses.
510 (r24kx_fpu_iss): Rename this reservation to...
511 (r24kf1_1_fpu_iss): ...this and update all uses.
512 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
513 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
514 Update cpu attribute names.
516 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
518 * config/m32r/constraints.md: New file.
519 * config/m32r/m32r.c: Include tm-constrs.h.
520 (small_data_operand): Use satisfies_constraint_* instead of macro.
521 (addr24_operand, gen_compare): Likewise.
522 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
523 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
524 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
525 EXTRA_CONSTRAINT): Likewise.
526 * config/m32r/m32r.md: Include constraints.md.
527 (*movsi_insn): Use satisfies_constraint_* instead of macro.
528 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
529 * config/m32r/predicates.md (conditional_move_operand): Likewise.
530 (two_insn_const_operand, int8_operand, uint16_operand,
531 reg_or_int16_operand, reg_or_uint16_operand,
532 reg_or_cmp_int16_operand, cmp_int16_operand,
533 seth_add3_operand): Likewise.
535 2007-07-03 Eric Christopher <echristo@gmail.com>
537 * libgcc2.h: Conditionally declare __bswapsi2 and
540 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
542 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
545 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
548 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
549 (__gthrw_pragma): Provide default definition.
551 * gthr-posix.c (__gthrw_pragma): Define.
553 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
555 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
556 before declaring inequality.
558 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
560 * combine.c (recog_for_combine): Log the success or failure of
561 matching new insn patterns against the machine description in
564 2007-07-03 Revital Eres <eres@il.ibm.com>
566 * ddg.c (print_sccs): New function.
567 (check_sccs): New function.
568 (create_ddg_all_sccs): Use it.
569 * ddg.h (print_sccs): Declare.
570 * modulo-sched.c (sms_order_nodes): Call print_sccs.
572 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
574 * targhooks.h (default_mode_for_suffix): New function declaration.
575 * targhooks.c (default_mode_for_suffix): New default target hook.
576 * target.h (struct c): New structure in the targetm struct.
577 (mode_for_suffix): New target hook as part of struct c.
578 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
579 default_mode_for_suffix.
580 (TARGET_C): New define.
581 * c-lex.c: Include "target.h".
582 (interpret_float): Use targetm.c.mode_for_suffix to determine
583 the mode for a given non-standard suffix.
584 Makefile.in (c-lex.o): Depend on $(TARGET_H).
586 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
587 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
589 * doc/extend.texi (Floating Types): New node. Document __float80 and
590 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
592 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
595 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
596 predicate instead of target_operand.
597 (divsi3_i1_media, divsi3_media_2): Likewise.
599 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
601 * tree.h (alias_sets_might_conflict_p): Rename into
602 alias_sets_must_conflict_p.
603 * alias.c (alias_sets_might_conflict_p): Likewise.
604 (alias_sets_conflict_p): Use it.
605 (objects_must_conflict_p): Likewise.
606 * c-common.c (strict_aliasing_warning): Adjust.
608 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
610 * rtlhooks.c (gen_lowpart_if_possible): Check for
611 invalid subreg before calling gen_lowpart_SUBREG.
613 2007-07-02 Geoffrey Keating <geoffk@apple.com>
615 * config/darwin9.h: Add copyright notice.
616 (LINK_COMMAND_SPEC): Add comment.
617 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
618 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
619 DARWIN_LIBSYSTEM_HAS_UNWIND.
621 2007-07-02 Jakub Jelinek <jakub@redhat.com>
624 * omp-low.c (check_combined_parallel): New function.
625 (lower_omp_parallel): Call it via walk_stmts, set
626 OMP_PARALLEL_COMBINED if appropriate.
627 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
628 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
629 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
630 don't consider it as combined parallel.
632 2007-07-02 Richard Sandiford <richard@codesourcery.com>
634 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
635 (gcc_tooldir): Likewise.
636 * configure: Regenerate.
637 * Makefile.in (libsubdir_to_prefix): New variable, based on the
638 old configure.ac gcc_tooldir setting.
639 (prefix_to_exec_prefix): New variable.
640 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
641 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
643 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
645 Fix PR tree-optimization/32583
646 Fix PR tree-optimization/32584
647 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
648 (phi_translate_set): Use phi_translate directly now.
649 (make_values_for_stmt): Don't value number RHS if we already know
652 2007-07-02 Steve Ellcey <sje@cup.hp.com>
653 Jim Wilson <wilson@specifix.com>
656 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
659 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
660 Richard Sandiford <richard@codesourcery.com>
661 Nigel Stephens <nigel@mips.com>
663 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
664 (mips16e_output_save_restore): Declare.
665 (mips16e_save_restore_pattern_p): Likewise.
666 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
667 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
668 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
669 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
670 (BITSET_P): New global macro, extracted from...
671 (mips_for_each_saved_reg): ...here.
672 (mips16e_save_restore_info): New struct.
673 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
674 (mips16e_save_restore_regs): New variable.
675 (mips_split_plus, mips16e_find_first_register): New functions.
676 (mips16e_mask_registers): New function.
677 (compute_frame_size): Expand the commentary before the function.
678 Enforce the MIPS16e save and restore register range restrictions.
679 Pad the general register save area at the low end.
680 (mips16e_save_restore_reg, mips16e_build_save_restore)
681 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
682 (mips16e_output_save_restore, mips16e_collect_propagate_value)
683 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
685 (mips_expand_prologue, mips_expand_epilogue): Handle
686 GENERATE_MIPS16E_SAVE_RESTORE.
687 * config/mips/mips.md (*mips16e_save_restore): New pattern.
689 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
691 PR tree-optimization/31966
692 PR tree-optimization/32533
693 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
694 "basic_block" description as its third argument. Update function
695 calls to get destination bb from "edge" argument. Save "cond" into
696 aux field of the edge. Update prototype for changed arguments.
697 (if_convertible_loop_p): Clear aux field of incoming edges if bb
699 (find_phi_replacement_condition): Operate on incoming edges, not
700 on predecessor blocks. If there is a condition saved in the
701 incoming edge aux field, AND it with incoming bb predicate.
702 Return source bb of the first edge.
703 (clean_predicate_lists): Clean aux field of outgoing node edges.
704 (tree_if_conversion): Do not initialize cond variable. Move
705 variable declaration into the loop.
706 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
707 initializations of new_stmt, arg0 and arg1 variables.
709 2007-07-02 Jakub Jelinek <jakub@redhat.com>
711 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
712 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
714 2007-07-02 Richard Guenther <rguenther@suse.de>
716 * tree-ssa.c (useless_type_conversion_p): Document
717 future intent as defining the middle-end type system.
718 Re-structure to call langhook last, group by type class,
719 mark questionable parts.
721 2007-07-02 Richard Guenther <rguenther@suse.de>
723 * tree-flow.h (types_compatible_p): Declare.
724 * tree-ssa.c (types_compatible_p): New function.
725 * ipa-type-escape.c (discover_unique_type): Use
726 types_compatible_p instead of lang_hooks.types_compatible_p.
727 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
728 * tree-vn.c (expressions_equal_p): Likewise.
729 * tree.c (fields_compatible_p): Likewise.
730 * tree-ssa-dom.c (avail_expr_eq): Likewise.
731 (cprop_operand): Use useless_type_conversion_p instead of
732 lang_hooks.types_compatible_p.
733 * tree-inline.c (setup_one_parameter): Likewise.
734 (declare_return_variable): Likewise.
735 * tree-nrv.c (tree_nrv): Likewise.
736 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
737 (maybe_fold_offset_to_component_ref): Likewise.
738 (maybe_fold_offset_to_reference): Likewise.
739 * tree-ssa-copy.c (may_propagate_copy): Likewise.
740 (merge_alias_info): Likewise.
741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
742 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
743 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
744 * tree-tailcall.c (find_tail_calls): Likewise.
745 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
746 * gimplify.c (canonicalize_addr_expr): Likewise.
747 (fold_indirect_ref_rhs): Likewise.
748 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
749 (cpt_same_type): Likewise.
750 (check_pointer_types_r): Swap parameters to cpt_same_type
752 * fold-const.c (fold_convert): Revert fix for PR15988.
753 * tree-inline.c (setup_one_parameter): Instead fix it here by
754 using fold_build1 instead of fold_convert and checking for
755 error_mark_node. Convert only if the conversion is necessary.
757 2007-07-02 Joseph Myers <joseph@codesourcery.com>
759 * configure.ac: Check for .gnu_attribute on Power.
760 * configure: Regenerate.
761 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
762 attribute for floating-point ABI.
764 2007-07-02 Ira Rosen <irar@il.ibm.com>
766 PR tree-optimization/32230
767 PR tree-optimization/32477
768 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
769 address is a constant.
771 2007-07-02 Richard Sandiford <richard@codesourcery.com>
773 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
774 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
775 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
776 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
777 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
778 64-bit targets. Add support for *-elfoabi*.
779 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
780 different settings if $(tm_defines) does not select the EABI.
781 (MULTILIB_EXCLUSIONS): Define in those circumstances.
782 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
783 (MIPS_ARCH_OPTION_SPEC): Likewise.
784 (MIPS_ISA_LEVEL_SPEC): Likewise.
785 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
786 * config/mips/elfoabi.h: New file.
788 2007-07-02 Richard Guenther <rguenther@suse.de>
790 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
791 (useless_type_conversion_p): ... this.
792 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
793 (useless_type_conversion_p): ... this.
794 * builtins.c (fold_builtin_memory_op): Rename
795 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
796 * tree-cfg.c (verify_expr): Likewise.
797 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
798 * tree-ssa-ccp.c (ccp_fold): Likewise.
799 * tree-ssa-copy.c (may_propagate_copy): Likewise.
800 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
802 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
803 * tree-ssa-pre.c (eliminate): Likewise.
804 * tree-ssa.c (delete_tree_ssa): Likewise.
805 (tree_ssa_useless_type_conversion): Likewise.
806 * tree.c (build2_stat): Likewise.
808 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
810 Fix PR tree-optimization/32571
811 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
814 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
816 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
817 and other expected operations explicitly, change default to
820 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
822 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
824 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
825 (tls_load_dot_plus_eight): Move the label number into the unspec.
826 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
828 2007-07-01 Andreas Schwab <schwab@suse.de>
830 * dwarf2out.c (initial_return_save): Define only if used.
832 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
834 Unreverting Richard's Revert of:
836 2007-06-27 Richard Sandiford <richard@codesourcery.com>
838 * dce.c (deletable_insn_p_1): New function, split out from...
839 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
840 specially, not those inside PARALLELs. Remove BODY argument
841 and adjust recursive call accordingly.
842 (prescan_insns_for_dce): Update call to delete_insn_p.
844 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
845 Revital Eres <eres@il.ibm.com>
847 * ddg.c (create_ddg_all_sccs): Fix missed
848 initialization of scc_nodes.
850 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
853 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
854 X + ~X to 1 only for INTEGRAL_TYPE_P type.
856 2007-06-30 Joseph Myers <joseph@codesourcery.com>
858 * configure.ac: Check for .gnu_attribute on MIPS.
859 * configure, config.in: Regenerate.
860 * config/mips/mips.c (mips_file_start): If supported, output
861 attribute for floating-point ABI.
863 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
866 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
867 (ffs_cmove): New expander to expand using ctz pattern.
868 (*ffs_cmove): Remove pattern.
869 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
870 (ffsdi2): Expand using ctz pattern.
871 (*ffs_rex64): Remove pattern.
873 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
875 PR rtl-optimization/32296
876 * pa.md (return): Delete pattern.
877 (return_internal): Remove "(const_int 1)" from pattern.
878 (epilogue): Use return_internal pattern for trivial returns.
879 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
880 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
882 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
884 * tree-ssa-pre.c (is_exception_related): New function
885 (can_value_number_operation): Use it.
887 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
889 Fix PR tree-optimization/32540
890 Fix PR tree-optimization/31651
892 * tree-ssa-sccvn.c: New file.
894 * tree-ssa-sccvn.h: Ditto.
896 * tree-vn.c: Include tree-ssa-sccvn.h
897 (val_expr_paid_d): Removed.
898 (value_table): Ditto.
900 (val_expr_pair_hash): Ditto.
901 (val_expr_pair_expr_eq): Ditto.
902 (copy_vuses_from_stmt): Ditto.
905 (shared_vuses_from_stmt): Ditto.
906 (print_creation_to_file): Moved up.
908 (sort_vuses_heap): Ditto.
909 (set_value_handle): Make non-static.
910 (make_value_handle): Ditto.
911 (vn_add): Rewritten to use sccvn lookups.
912 (vn_add_with_vuses): Ditto.
913 (vn_lookup): Ditto (and second argument removed).
914 (vn_lookup_with_vuses): Ditto.
915 (vn_lookup_or_add): Ditto (and second argument removed);
916 (vn_lookup_or_add_with_vuses): Ditto.
917 (vn_lookup_with_stmt): New.
918 (vn_lookup_or_add_with_stmt): Ditto.
919 (create_value_handle_for_expr): Ditto.
921 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
922 (seen_during_translate): New function.
923 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
924 (phi_trans_add): Ditto.
925 (constant_expr_p): FIELD_DECL is always constant.
926 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
928 Avoid infinite recursion on mutually valued expressions.
929 Change callers of vn_lookup_or_add.
930 (phi_translate): New function.
931 (compute_antic_safe): Allow phi nodes.
932 (create_component_ref_by_pieces): Update for FIELD_DECL change.
933 (find_or_generate_expression): Rewrite slightly.
934 (create_expression_by_pieces): Updated for vn_lookup_or_add
936 Update VN_INFO for new names.
937 (insert_into_preds_of_block): Update for new names.
938 (add_to_exp_gen): New function.
939 (add_to_sets): Use vn_lookup_or_add_with_stmt.
940 (find_existing_value_expr): Rewrite to changed vn_lookup.
941 (create_value_expr_from): Ditto, and use add_to_exp_gen.
942 (try_look_through_load): Removed.
943 (try_combine_conversion): Ditto.
944 (get_sccvn_value): New function.
945 (make_values_for_phi): Ditto.
946 (make_values_for_stmt): Ditto.
947 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
949 (init_pre): Update for SCCVN changes.
951 (execute_pre): Ditto.
953 * tree-flow.h (make_value_handle): Declare.
954 (set_value_handle): Ditto.
955 (sort_vuses_heap): Ditto.
956 (vn_lookup_or_add_with_stmt): Ditto.
957 (vn_lookup_with_stmt): Ditto.
958 (vn_compute): Remove.
961 (vn_lookup): Update arguments.
963 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
965 (tree-ssa-sccvn.o): New.
966 (OBJS-common): Add tree-ssa-sccvn.o
968 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
971 * c-typeck.c (build_external_ref): Don't mark as used if called
973 * calls.c (rtx_for_function_call): Likewise.
975 2007-06-30 Richard Sandiford <richard@codesourcery.com>
979 2007-06-27 Richard Sandiford <richard@codesourcery.com>
981 * dce.c (deletable_insn_p_1): New function, split out from...
982 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
983 specially, not those inside PARALLELs. Remove BODY argument
984 and adjust recursive call accordingly.
985 (prescan_insns_for_dce): Update call to delete_insn_p.
987 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
989 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
990 (try_combine): Move potential calls to undo_all() so they happen
991 before we commit to using the combined insns.
993 2006-06-30 Jan Hubicka <jh@suse.cz>
995 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
998 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1000 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1001 (cgraph_remove_unreachable_nodes): Likewise.
1002 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1003 * ipa-inline.c (update_caller_keys): Cast according to the coding
1005 (cgraph_decide_recursive_inlining): Likewise.
1006 (cgraph_decide_inlining_of_small_function): Likewise.
1007 (try_inline): Likewise.
1008 (cgraph_decide_inlining_incrementally): Likewise.
1009 * ipa-pure-const.c (get_function_state): Likewise.
1010 (scan_function): Likewise.
1011 (analyze_function): Likewise.
1012 (static_execute): Likewise.
1013 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1014 (merge_callee_local_info): Likewise.
1015 (analyze_function): Use type safe memory macros.
1016 (static_execute): Likewise. Cast according to the coding conventions.
1017 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1019 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1021 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1022 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1025 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1028 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1029 for complex modes (both int and real).
1031 2007-06-29 Jan Hubicka <jh@suse.cz>
1033 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1035 2007-06-29 Jan Hubicka <jh@suse.cz>
1038 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1041 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1044 * config/avr/avr.c: Include dataflow header file.
1045 (expand_prologue): Adjust for prologue insn change.
1046 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1049 2007-06-29 Richard Guenther <rguenther@suse.de>
1052 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1053 during type verification.
1055 2007-06-29 Jan Hubicka <jh@suse.cz>
1057 * recog.c (validate_change_rtx_1): Unshare TO argument.
1059 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1061 PR tree-optimization/24659
1062 * tree-vect-transform.c (vectorizable_call): Handle
1063 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1065 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1066 * config/i386/i386.c (enum ix86_builtins)
1067 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1068 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1070 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1071 const using def_builtin_const.
1072 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1073 input operands in the same modes as the result.
1074 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1076 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1078 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1079 (df_set_dead_notes_for_mw): Likewise.
1081 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1083 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1085 2007-06-28 DJ Delorie <dj@redhat.com>
1087 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1089 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1091 * doc/invoke.texi (C++ Dialect Options): Document
1092 fvisibility-ms-compat.
1093 * c.opt (fvisibility-ms-compat): New.
1095 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1098 * tree-affine.c (aff_combination_add_elt): Handle
1099 pointer addition specially.
1101 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1103 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1104 decl is non-external for AIX ABI.
1106 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1108 * config/rs6000/predicates.md (current_file_function_operand):
1109 Ensure the symbol is non-external for AIX ABI.
1111 2007-06-28 Nick Clifton <nickc@redhat.com>
1113 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1114 (fdce, fdse, fpredictive-commoning): Likewise.
1116 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1119 * gcc.c (process_command): Recognize the new -static-libgfortran
1122 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1125 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1126 Use a call clobbered hard reg instead of a pseudo reg.
1128 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1130 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1132 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1135 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1136 REG_LIBCALL and REG_RETVAL notes.
1137 (divsi3, mulsi3): Likewise.
1138 (mulhisi3): Likewise. Use emit_libcall_block.
1139 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1141 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1143 PR rtl-optimization/32481
1144 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1146 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1148 * dce.c (deletable_insn_p_1): New function, split out from...
1149 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1150 specially, not those inside PARALLELs. Remove BODY argument
1151 and adjust recursive call accordingly.
1152 (prescan_insns_for_dce): Update call to delete_insn_p.
1154 2007-06-27 Richard Guenther <rguenther@suse.de>
1157 * tree.h (fold_convertible_p): Declare.
1158 * fold-const.c (fold_convertible_p): New function.
1159 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1160 instead of lang_hooks.types_compatible_p.
1162 2007-06-26 Jan Hubicka <jh@suse.cz>
1164 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1165 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1166 early use validate_unshare_change.
1167 (reload_combine): Likewise.
1168 * recog.c (change_t): New field unshare.
1169 (validate_change_1): Rename from validate_change; add argument unshare.
1170 (validate_change): Turn into wrapper of validate_change_1; update
1171 prototype for bools.
1172 (validate_unshare_change): New.
1173 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1174 calls of df_insn_rescan.
1175 * recog.h (validate_change): Replace ints by bools.
1176 (validate_unshare_change): Declare.
1178 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1180 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1182 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1184 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1186 2007-06-25 Jan Hubicka <jh@suse.cz>
1188 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1190 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1191 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1192 places other call site specific checks are performed.
1194 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1197 * tree-vect-transform.c (vectorizable_operation): Convert
1198 POINTER_PLUS_EXPR over to PLUS_EXPR.
1200 2007-06-25 Chao-ying Fu <fu@mips.com>
1202 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1203 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1204 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1205 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1207 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1208 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1209 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1210 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1211 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1212 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1213 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1214 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1215 ALL_FIXED_POINT_MODE_P): New define.
1216 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1218 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1220 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1221 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1222 MODE_VECTOR_UACCUM): New mode classes.
1224 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1225 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1226 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1229 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1230 (blank_mode): Initialize ibit and fbit.
1231 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1232 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1234 (new_adjust): Change required_class to required_class_from and
1235 required_class_to for testing within a range.
1236 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1237 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1239 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1240 (make_fixed_point_mode): New.
1241 (_ADD_ADJUST): Change C to C1 and C2.
1242 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1243 use a range for machine classes.
1244 (ADJUST_IBIT, ADJUST_FBIT): New.
1245 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1247 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1248 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1249 Emit adjustment for ibit and fbit.
1250 (emit_mode_ibit, emit_mode_fbit): New.
1251 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1253 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1255 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1256 as the source of the set.
1258 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1260 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1261 FP_REGNO_P): Use IN_RANGE.
1262 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1263 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1264 (DATA_REG_P): Use DATA_REGNO_P.
1265 (FP_REG_P): Use FP_REGNO_P.
1266 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1267 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1268 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1270 2007-06-24 Jan Hubicka <jh@suse.cz>
1273 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1275 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1278 * fold-const.c (fold_binary): Strip nops of operand 0
1279 of BIT_NOT_EXPR before calling operand_equal_p.
1280 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1281 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1283 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1285 * doc/extend.texi: Document that dllimport and dllexport imply
1287 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1288 imported or exported declaration, including type declarations.
1289 * c-common.c (handle_visibility_attribute): Check for conflicts
1290 with dllimport/dllexport.
1291 (c_determine_visibility): Handle dllimport/dllexport as an
1292 explicit visibility atttribute.
1294 2007-06-23 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/16876
1298 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1300 * tree-inline.c (initialize_inlined_parameters): Do not call
1301 lang_hooks.tree_inlining.convert_parm_for_inlining.
1302 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1303 reason for mismatched types.
1304 * gimplify.c (gimplify_call_expr): Verify the call expression
1305 arguments match the called function type signature. Otherwise
1306 mark the call expression to be not considered for inlining
1307 using CALL_CANNOT_INLINE_P flag.
1308 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1309 edges call expression.
1310 (cgraph_decide_inlining_of_small_function): Likewise.
1311 (cgraph_decide_inlining): Likewise.
1312 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1314 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1315 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1316 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1318 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1319 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1321 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1322 convert_parm_for_inlining member.
1324 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1327 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1328 Remove optimization for GT.
1330 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1333 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1335 (prescan_insns_for_dce): Add extra parameter.
1337 2007-06-23 Jan Hubicka <jh@suse.cz>
1340 * gimplify.c (mark_addressable): New function.
1341 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1343 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1346 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1348 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1352 moves between MMX/SSE registers to at least 8 units to prevent
1353 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1355 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (override_options): Correct x86_sahf
1360 2007-06-21 David Daney <ddaney@avtrex.com>
1363 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1364 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1365 (exception_receiver): Renamed to ...
1366 (nonlocal_goto_receiver): ... this.
1368 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1370 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1371 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1372 partial register accesses.
1374 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1376 * fold-const.c (debug_fold_checksum): Move it under
1377 ENABLE_FOLD_CHECKING.
1379 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1382 * tree.h (debug_fold_checksum): Declared.
1383 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1384 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1385 build_fold_addr_expr_with_type_1.
1386 (fold_addr_expr, debug_fold_checksum): New.
1387 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1388 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1391 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1393 PR tree-optimization/19590
1394 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1395 of scev is a constant.
1396 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1398 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1400 * df-problems.c (df_note_bb_compute): Made computation of live
1401 info consistent with df_lr.
1403 2007-06-21 Richard Guenther <rguenther@suse.de>
1405 PR tree-optimization/32453
1406 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1407 for pointer anti-range.
1409 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1411 * config/i386/i386.c (processor_target_table): Increase maximum
1412 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1415 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1416 byte alignment if > 8 byte alignment is preferred.
1417 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1419 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1421 PR tree-optimization/31866
1422 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1423 if ASM_EXPR's input is not a SSA_NAME.
1426 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1427 but decl is a global var, instead return decl.
1428 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1429 even for is_global_var decls, if they are private in some outer
1432 2007-06-21 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/32451
1435 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1437 2007-06-21 Christian Bruel <christian.bruel@st.com>
1439 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1440 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1441 (push_regs): Changed saving order or banked registers.
1442 (sh_expand_epilogue): Likewise.
1443 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1444 (FIRST_BANKED_REG): Likewise.
1445 (LAST_BANKED_REG): Likewise.
1446 * config/sh/sh.md (banked) New attribute.
1447 (in_delay_slot): Check banked attribute.
1449 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1451 PR tree-optimization/32075
1452 * tree-data-ref.c (subscript_dependence_tester_1,
1453 analyze_miv_subscript, analyze_overlapping_iterations,
1454 add_distance_for_zero_overlaps, build_classic_dist_vector,
1455 subscript_dependence_tester_1, analyze_overlapping_iterations,
1456 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1457 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1458 to evolution_function_is_affine_multivariate_p.
1460 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1462 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1464 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1467 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1469 * config/m32c/prologue.md (epilogue_exitd_16): New.
1470 (epilogue_reit_16): New.
1471 (epilogue_exitd): Rename to epilogue_exitd_24.
1472 (epilogue_reit): Rename to epilogue_reit_24.
1474 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1475 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1477 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1479 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1480 if dbg_cnt (sched_insn) reaches the limit.
1481 (choose_ready): New parameter INSN_PTR and new return value.
1482 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1483 the new return value from choose_ready.
1484 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1485 (rest_of_handle_global_alloc): New global_alloc_at_func.
1487 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1489 PR tree-optimization/25737
1490 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1491 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1492 * tree-flow.h (struct fieldoff): Add new field alias_set.
1493 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1494 argument addressable_type. Set alias_set of fieldoff.
1495 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1496 (create_overlap_variables_for): Pass alias_set from fieldoff to
1498 * alias.c (get_alias_set): Use alias_set from SFT if set.
1500 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1502 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1503 of a variable as an unsigned HOST_WIDE_INT integer.
1505 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1507 PR rtl-optimization/32405
1508 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1510 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1512 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1515 * builtins.c: Include diagnostic.h.
1516 (expand_builtin_expect): Make gcc_assert more permissive.
1517 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1520 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1524 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1525 if ACCUMULATE_OUTGOING_ARGS.
1527 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1529 * config/m68hc11/m68hc11.c: Include dataflow header file.
1530 (m68hc11_reorg): Port to dataflow.
1532 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1534 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1535 (struct df_problem.free_blocks_on_set_blocks): New field.
1536 (struct dataflow.optional_p): New field.
1537 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1538 (df_live_set_all_dirty): New function.
1539 * df-scan.c (df_scan_alloc): Initialize optional_p.
1540 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1541 * df-core.c (df_set_blocks): Removed use of
1542 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1543 df_problem.free_blocks_on_set_blocks to determine which blocks are
1545 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1546 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1547 uses dataflow.optional_p to determine if problem should be
1549 (rest_of_handle_df_initialize): Only start live problem if
1551 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1552 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1553 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1554 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1555 problem_NOTE): Initialize free_blocks_on_set_blocks.
1556 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1558 (df_live_set_all_dirty, df_note_alloc): New function.
1559 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1561 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1562 * postreload.c (reload_combine): Ditto.
1563 * cse.c (cse_extended_basic_block): Ditto.
1564 * regmove.c (mark_flags_life_zones): Ditto.
1565 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1566 erase_matching_seqs): Ditto.
1567 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1568 * integrate (allocate_initial_values): Ditto.
1569 * combine.c (reg_dead_at_p): Ditto.
1570 * resource.c (mark_target_live_regs): Ditto.
1571 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1572 * config/sh/sh.c (find_r0_life_regions): Ditto.
1573 * global.c (rest_of_handle_global_alloc): Only add back df_live
1575 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1577 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1579 (if_convert): Make sure df_live is there at -O == 1.
1580 (pass_if_after_combine): Cleanup flags.
1581 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1582 is there at -O == 1.
1584 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1586 * config/arm/arm.c (arm_get_frame_offsets): Set
1587 offsets->locals_base to avoid negative stack size.
1588 (thumb1_expand_prologue): Assert on negative stack size.
1590 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1592 PR tree-optimization/32367
1593 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1594 of the chrec has no evolution in that loop.
1595 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1597 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1599 * config/xtensa/xtensa.c: Include "df.h".
1600 (xtensa_builtin_saveregs): Use adjust_address instead of
1602 (xtensa_va_start): Invoke make_tree with sizetype for
1603 expand_builtin_saveregs and then convert the result to a pointer.
1604 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1605 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1606 Subtract argument size from index value as integers and then use
1607 POINTER_PLUS_EXPR to add the result to the array address.
1609 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1612 * config/m32c/m32c.c: Include dataflow header file.
1613 (m32c_emit_prologue): Adjust for prologue insn change.
1614 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1615 once inside a PARALLEL. Assume frame size passed in operand 0
1616 includes space to save the fb register.
1617 (prologue_enter_24): Likewise.
1618 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1620 2007-06-19 David Daney <ddaney@avtrex.com
1623 * config/mips/mips.md (cprestore): Mark $gp as used.
1625 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1628 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1629 (frv_ifcvt_modify_insn): Likewise.
1631 2007-06-19 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1634 only handle positive offsets that fit in a HOST_WIDE_INT.
1636 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1639 result of rsqrt insn for zero input argument to avoid NaN.
1641 2007-06-19 Richard Guenther <rguenther@suse.de>
1644 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1646 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1648 PR tree-optimization/32353
1649 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1651 2007-06-19 Nick Clifton <nickc@redhat.com>
1653 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1655 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1659 * config/i386/i386.c (assign_386_stack_local): Assert that
1660 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1661 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1662 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1663 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1665 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1667 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1669 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1671 PR rtl-optimization/32321
1672 * gcse.c (replace_store_insn): Update the note before
1673 calling emit_insn_after.
1675 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1678 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1680 * df-problems.c (df_note_bb_compute): Fix dumping info.
1682 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1684 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1685 insn with emit_jump_insn.
1687 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1689 PR tree-optimization/32383
1690 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1691 * targhooks.h (default_builtin_reciprocal): Update prototype.
1692 * target.h (struct gcc_target): Update builtin_reciprocal.
1693 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1694 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1695 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1696 when fndecl is in BUILT_IN_MD class.
1697 (execute_convert_to_rsqrt): Ditto.
1699 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1700 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1701 Convert BUILT_IN_SQRTF code only when md_fn is false.
1703 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1705 * bt-load.c (move_btr_def): Fix the order of arguments
1706 to validate_replace_rtx.
1708 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1710 * config/m68k/m68k-devices.def: Add 54450..54455.
1712 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1714 PR rtl-optimization/32366
1715 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1716 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1719 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1722 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1723 this is true, rescan insn being modified.
1724 (sms_schedule): Added rescan parameter.
1725 (rest_of_handle_sms): Moved freeing of dominance info to before
1726 getting out of cfg_layout.
1728 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1730 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1731 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1734 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1735 FL_CF_EMAC from the entry for isac.
1737 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1738 (const_sibcall_operand): New.
1739 (sibcall_operand): Use it.
1740 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1741 (m68k_isas): ISAC does not imply FPU or EMAC.
1742 (override_options): Add ISA_C logic for symbolic jump & call.
1744 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1746 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1747 return mode from the builtin itself.
1748 (sparc_fold_builtin): Fix cast of zero constant.
1750 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1752 * targhooks.c (default_builtin_reciprocal): New default target hook.
1753 * targhooks.h (default_builtin_reciprocal): Add prototype.
1754 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1755 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1756 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1757 default_builtin_reciprocal.
1759 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1762 * hooks.c (hook_tree_tree_bool_null): New hook.
1763 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1764 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1765 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1766 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1767 and convert it to reciprocal a*rfunc(b).
1768 (execute_convert_to_rsqrt): New function.
1769 (gate_convert_to_rsqrt): New function.
1770 (pass_convert_to_rsqrt): New pass definition.
1771 * target.h (struct gcc_target): Add builtin_reciprocal.
1772 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1773 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1774 TARGET_BUILTIN_RECIPROCAL.
1775 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1777 * config/i386/i386.h (TARGET_RECIP): New define.
1778 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1779 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1780 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1781 and not optimizing for size.
1782 (*rcpsf2_sse): New insn pattern.
1783 (*rsqrtsf2_sse): Ditto.
1784 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1785 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1786 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1787 and not optimizing for size.
1788 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1789 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1790 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1791 and not optimizing for size.
1792 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1793 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1794 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1795 and not optimizing for size.
1796 (*sse_rsqrtv4sf2): Do not export.
1798 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1799 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1800 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1801 and not optimizing for size.
1803 * config/i386/i386.opt (mrecip): New option.
1804 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1805 (ix86_emit_swsqrtsf): Ditto.
1806 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1807 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1809 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1810 ix86_expand_unop1_builtin.
1811 (ix86_emit_swdivsf): New function.
1812 (ix86_emit_swsqrtsf): Ditto.
1813 (ix86_builtin_reciprocal): New function.
1814 (TARGET_BUILTIN_RECIPROCAL): Use it.
1815 (ix86_vectorize_builtin_conversion): Rename from
1816 ix86_builtin_conversion.
1817 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1818 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1819 "i386 and x86_64 Options" section.
1820 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1822 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1823 Zdenek Dvorak <dvorakz@suse.cz>
1824 Richard Guenther <rguenther@suse.de>
1825 Kaz Kojima <kkojima@gcc.gnu.org>
1827 * tree-vrp.c (compare_values_warnv): Convert val2 to
1829 (extract_range_from_assert): Create
1830 POINTER_PLUS_EXPR for pointer types.
1831 (extract_range_from_binary_expr): Handle
1832 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1834 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1835 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1836 POINTER_PLUS_EXPR as PLUS_EXPR.
1837 (number_of_iterations_lt_to_ne):
1838 For pointer types, use sizetype when
1839 creating MINUS_EXPR/PLUS_EXPRs.
1840 (assert_loop_rolls_lt): For pointer types, use sizetype when
1841 creating MINUS_EXPR/PLUS_EXPRs.
1842 (number_of_iterations_le): Likewise.
1843 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1844 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1845 like PLUS_EXPR and MINUS_EXPR.
1846 * tree-pretty-print.c (dump_generic_node): Handle
1848 (op_prio): Likewise.
1849 (op_symbol_1): Likewise.
1850 * optabs.c (optab_for_tree_code): Likewise.
1851 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1853 * tree-tailcall.c (process_assignment): Mention
1854 POINTER_PLUS_EXPR in a TODO comment.
1855 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1856 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1857 not used with a pointer and an integer type.
1858 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1859 increment using chrec_convert_rhs instead of chrec_convert.
1860 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1861 PLUS_EXPR except for the right hand side's type will be
1863 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1864 (fold_used_pointer_cast): Kill.
1865 (pointer_offset_p): Kill.
1866 (fold_used_pointer): Kill.
1867 (pointer_used_p): Kill.
1868 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1869 call fold_used_pointer.
1870 (instantiate_parameters_1): Convert the increment
1871 using chrec_convert_rhs instead of chrec_convert.
1872 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1873 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1874 instead of PLUS_EXPR.
1875 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1876 PLUS_EXPR for pointers.
1877 (std_gimplify_va_arg_expr): Likewise.
1878 (fold_builtin_memory_op): Likewise.
1879 (fold_builtin_strstr): Likewise.
1880 (fold_builtin_strchr): Likewise.
1881 (fold_builtin_strrchr): Likewise.
1882 (fold_builtin_strpbrk): Likewise.
1883 (expand_builtin_memory_chk): Likewise.
1884 (fold_builtin_memory_chk): Likewise.
1885 (std_expand_builtin_va_start): Use
1886 sizetype for the call to make_tree and then convert
1887 to the pointer type.
1888 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1889 instead of PLUS_EXPR for adding to a pointer.
1890 (std_gimplify_va_arg_expr): Use fold_build2 for
1891 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1892 the operands to sizetype first and then cast the BIT_AND_EXPR
1893 back to the pointer type.
1894 * fold-const.c (build_range_check): Handle pointer types
1896 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1897 of PLUS_EXPR's. Make sure the offset is converted to
1899 (try_move_mult_to_index): Strip the NOPs from the offset.
1900 Remove code argument and replace all uses with PLUS_EXPR.
1901 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1902 specially. Don't use a pointer type for MINUS_EXPR.
1903 (fold_unary): Handle for (T1)(X op Y),
1904 only p+ as that is the only as that can be handled for
1905 binary operators now.
1906 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1908 <case PLUS_EXPR>: Add folding of PTR+INT into
1910 Don't call try_move_mult_to_index.
1911 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1912 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1913 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1914 Don't call try_move_mult_to_index.
1915 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1916 (tree_expr_nonzero_p): Likewise.
1917 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1918 of PLUS_EXPR for the complex expression folding.
1919 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1920 first chrec is a pointer type, then the second should
1921 be sizetype and not the first's type.
1922 For POINTER_PLUS_EXPR, use a different right hand side type.
1923 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1924 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1925 different right hand side type.
1926 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1927 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1928 instead of PLUS_EXPR.
1929 When either operand is zero, convert the other operand.
1930 (chrec_apply): Use chrec_convert_rhs
1931 on the argument x instead of chrec_convert.
1932 (reset_evolution_in_loop): For pointer types, the new_evol
1934 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1935 different right hand side type.
1936 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1937 (chrec_convert_rhs): New function.
1938 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1939 different right hand side type.
1940 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1941 * tree-chrec.h (chrec_convert_rhs): New prototype.
1942 (build_polynomial_chrec): For pointer types, the right hand
1943 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1944 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1945 Remove subtraction case as it is always addition now.
1946 Make sure the offset is converted to sizetype.
1947 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1948 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1949 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1950 PLUS_EXPR in pointer type.
1951 Handle POINTER_PLUS_EXPR.
1952 (tree_to_aff_combination): Likewise.
1953 (force_expr_to_var_cost): Likewise.
1954 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1955 instead of PLUS_EXPR for pointers.
1956 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1957 instead of PLUS_EXPR of pointer types.
1958 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1960 (check_va_list_escapes): Likewise.
1961 (check_all_va_list_escapes): Likewise.
1962 * dwarf2out.c (loc_descriptor_from_tree_1):
1963 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1964 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1965 (string_constant): Likewise.
1966 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1967 the offset to the base, use POINTER_PLUS_EXPR.
1968 (add_to_parts): Convert the index to sizetype.
1969 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1970 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1971 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1972 Offset only holds something for PLUS_EXPR.
1973 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1975 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1977 (analyze_accesses_for_modify_stmt): Likewise.
1978 Remove comment about the type being integral type as it is
1980 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1982 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1984 Correct the type which the artimentic is done in (is now
1987 * tree-data-ref.c (split_constant_offset): Handle
1989 * tree-affine.c (tree_to_aff_combination): Likewise.
1990 * c-typeck.c (build_unary_op): For pointers create the increment
1991 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1993 * gimplify.c (gimplify_self_mod_expr): Create a
1994 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1995 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1996 * tree.def (POINTER_PLUS_EXPR): New tree code.
1997 * tree-predcom.c (ref_at_iteration): If we have a pointer
1998 type do the multiplication in sizetype.
1999 * tree-mudflap.c (mf_xform_derefs_1): Create a
2000 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2001 * tree-ssa-forwprop.c
2002 (forward_propagate_addr_into_variable_array_index):
2003 Don't expect there to be a cast for the index as that
2004 does not exist anymore.
2005 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2006 instead of PLUS_EXPR.
2007 Don't check for the first operand of the POINTER_PLUS_EXPR
2008 was the index as it cannot be.
2009 Call forward_propagate_addr_into_variable_array_index with
2010 the SSA_NAME instead of the statement.
2011 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2012 (compare_constant): Likewise.
2013 (copy_constant): Likewise.
2014 (compute_reloc_for_constant): Likewise.
2015 (output_addressed_constants): Likewise.
2016 (initializer_constant_valid_p): Likewise.
2017 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2018 Convert the MIN/MAX of the inner type to the outer
2019 type before comparing them.
2020 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2021 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2022 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2023 of PLUS_EXPR for pointers.
2024 * tree-inline.c (estimate_num_insns_1): Handle
2026 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2027 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2028 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2029 instead of PLUS_EXPR for the pointer increment statement.
2030 (vect_update_ivs_after_vectorizer): For pointer types, create
2031 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2032 MULT_EXPR in sizetype.
2033 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2035 * tree-object-size.c (plus_expr_object_size): Handle
2036 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2037 code which is trying to figure out which side is a pointer and
2039 (check_for_plus_in_loops_1): Likewise.
2040 (check_for_plus_in_loops): Likewise.
2041 * c-common.c (pointer_int_sum): Create a
2042 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2043 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2044 only POINTER_PLUS_EXPR. Removing all the extra
2045 code which is trying to figure out which side is a pointer and
2047 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2048 PLUS_EXPR and MINUS_EXPR.
2049 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2051 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2052 with make_tree, instead of a pointer type.
2053 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2054 for pointers instead of PLUS_EXPR.
2055 (s390_gimplify_va_arg): Likewise.
2056 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2057 instead of PLUS_EXPR when doing addition on pointer
2058 types. Use sizetype for the second operand.
2059 (spu_gimplify_va_arg_expr): Likewise.
2060 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2061 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2062 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2063 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2064 for the pointer addition and also use size_int/sizetype
2066 (ix86_gimplify_va_arg): Likewise.
2067 Perform BIT_AND_EXPR on sizetype arguments.
2068 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2069 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2070 for the pointer additions and also use size_int for the offsets.
2071 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2072 additions and also use size_int for the offsets. Perform
2073 BIT_AND_EXPR on sizetype arguments.
2074 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2075 POINTER_PLUS_EXPR for pointers and create the
2076 BIT_AND_EXPR in sizetype.
2077 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2078 instead of PLUS_EXPR for pointer addition.
2079 (rs6000_va_start): Likewise.
2080 Also use sizetype for the offset.
2081 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2082 as PLUS_EXPR/MINUS_EXPR.
2083 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2084 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2085 Don't use BIT_AND_EXPR on a pointer type, convert the
2086 expression to sizetype first.
2087 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2089 (mips_gimplify_va_arg_expr): Likewise.
2090 Don't create BIT_AND_EXPR in a pointer type.
2092 2007-06-15 Eric Christopher <echristo@apple.com>
2094 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2095 (x86_64-*-darwin*): Ditto.
2096 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2099 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2101 * doc/extend.texi: Document behavior of __attribute__((aligned))
2104 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2106 * rtlanal.c (note_stores): Improve documentation.
2108 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2110 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2111 LOCAL_LABEL_PREFIX): Delete.
2112 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2113 (bfin_internal_label): Delete.
2115 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2117 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2118 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2119 otherwise define to LIBGCC2_TF_CEXT.
2120 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2121 (LIBGCC_TF_CEXT): Ditto.
2124 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2126 PR rtl-optimization/32339
2127 * df-scan.c (df_uses_record): Don't modify flags but just add to
2128 it for df_ref_record.
2130 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2132 * tree-mudflap.c: Fix whitespace issues.
2134 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2136 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2138 2007-06-14 Eric Christopher <echristo@apple.com>
2140 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2141 (movv4sf): Use gcc_unreachable instead of abort.
2143 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/sfp-machine.h (CMPtype): New define.
2147 (mach stubs): Use CMPtype instead of int as a return type.
2149 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2151 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2152 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2153 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2154 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2155 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2156 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2157 config/soft-fp/soft-fp.h: Update from glibc CVS.
2159 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2161 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2163 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2166 * config/v850/v850.c: Include dataflow header file.
2167 (substitute_ep_register): Fix typo.
2169 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2171 * configure.ac: Fix earlier checkin.
2172 * configure: Regenerated.
2174 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2176 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2177 * aclocal.m4: Regenerate.
2178 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2179 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2180 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2181 * configure: Regenerate.
2182 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2184 * Makefile.in (quickstrap): Build libgcc too.
2186 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2188 * configure.ac: Add --enable-checking=df. Explicitly mention that
2189 the variables are initialized as for "release".
2190 * df-core.c: Use it.
2191 * configure: Regenerate.
2192 * config.in: Regenerate.
2194 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2196 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2197 validate_replace_rtx instead of replace_rtx.
2198 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2200 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2202 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2203 (DWARF2_UNWIND_INFO): Override default if configured with
2205 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2206 (ENDFILE_SPEC): Add crtend.o.
2207 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2208 (ENDFILE_SPEC): Add crtend.o.
2209 (TARGET_USE_JCR_SECTION): Define.
2210 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2212 * config/i386/cygming-crtbegin.c: New file.
2213 * config/i386/cygming-crtend.c: New file.
2215 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2217 * config/i386/w32-unwind.h: New file.
2219 2007-06-13 Eric Christopher <echristo@apple.com>
2221 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2222 the user set a value below STACK_BOUNDARY.
2224 2007-06-13 Thiemo Seufer <ths@networkno.de>
2226 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2227 imply -lpthread for -pthread.
2229 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2231 * basic-block.h: Remove the prototype for
2232 free_basic_block_vars.
2233 * cfglayout.h: Remove the prototype for
2234 insn_locators_initialize.
2235 * tree.h: Remove the prototype for emit_line_note.
2237 * tree-ssa-pre.c (mergephitemp): Remove.
2238 (init_pre): Don't use mergephitemp.
2240 2007-06-13 Eric Christopher <echristo@apple.com>
2242 * config/i386/i386.c (override_options): If we've specified
2243 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2245 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2247 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2250 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2252 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2253 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2254 (eh_store_handler): New pattern.
2255 (eh_return): Emit it instead of a plain move.
2257 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2259 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2260 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2261 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2264 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2266 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2267 (find_next_insn_start, find_load): New functions.
2268 (bfin_reorg): Use them to deal with the fact that parallel insns are
2269 no longer represented as a SEQUENCE.
2271 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2273 * config/sparc/sparc.c (sparc_override_options): Initialize
2276 2007-06-13 Dave Korn <dave.korn@artimi.com>
2278 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2281 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2283 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2284 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2285 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2286 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2287 tree-vect-transform.c: Fix comment typos. Follow spelling
2290 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2292 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2293 to the exit block use set.
2294 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2295 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2296 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2298 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2300 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2301 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2302 to indicate an error.
2303 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2305 (dbg_cnt_process_opt): Print an error on a bad argument.
2306 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2307 * common.opt (-fdbg-cnt-list): New.
2308 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2310 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2312 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2313 flag on ref-all pointers.
2315 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2318 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2319 for the offset with the modifier as EXPAND_INITIALIZER
2320 if the modifier is EXPAND_INITIALIZER.
2321 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2322 a register if we had an overflow.
2324 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2326 * real.c (real_isfinite): New.
2327 (real_sqrt): Use it.
2328 * real.h (real_isfinite): New.
2329 * builtins.c: Use it.
2331 2007-06-12 Ian Lance Taylor <iant@google.com>
2332 Daniel Berlin <dberlin@dberlin.org>
2335 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2336 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2337 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2338 (DECL_NO_TBAA_P): Define.
2339 (struct tree_decl_common): Add no_tbaa_flag field.
2340 * tree-ssa-structalias.c (struct variable_info): Add
2341 no_tbaa_pruning field.
2342 (new_var_info): Initialize no_tbaa_pruning field.
2343 (unify_nodes): Copy no_tbaa_pruning field.
2344 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2345 (dump_solution_for_var): Print no_tbaa_pruning flag.
2346 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2348 (compute_tbaa_pruning): New static function.
2349 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2350 Call compute_tbaa_pruning.
2351 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2352 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2353 * gimple-low.c (lower_stmt): Likewise.
2354 * tree-gimple.c (is_gimple_stmt): Likewise.
2355 * tree-ssa-operands.c (get_expr_operands): Likewise.
2356 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2357 * tree-inline.c (estimate_num_insns_1): Likewise.
2358 (copy_result_decl_to_var): Likewise.
2359 * expr.c (expand_expr_real_1): Likewise.
2360 * tree-pretty-print.c (dump_generic_node): Likewise.
2361 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2362 * omp-low.c (omp_copy_decl_2): Likewise.
2363 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2364 * doc/c-tree.texi (Expression trees): Document
2365 CHANGE_DYNAMIC_TYPE_EXPR.
2367 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2369 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2370 with !HONOR_NANS and !HONOR_INFINITIES.
2371 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2373 2007-06-12 Tristan Gingold <gingold@adacore.com>
2375 * gcov.c: Comments updated.
2376 (source_info): Add file_time field.
2377 (source_index): New variable.
2378 (mutiple_files): New variable.
2379 (generate_results): New function extracted from process_file.
2380 (process_file): Save and restore chain of functions, generate
2381 results and free structures only if not merging results.
2382 (release_structures): File names are now freed in create_file_names
2383 (create_file_names): Free previous file names.
2384 (find_source): File date is now read here and modifications in
2385 source files is checked here.
2386 (read_graph_file): Only reverse order of functions for the current
2388 (make_gcov_file_name): Do not generate long names if input_name is
2390 (output_lines): If merging results do not display graph, data and
2392 Checking source file modification is done in find_source.
2394 * doc/gcov.texi: Append an s to sourcefile.
2396 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2398 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2399 (forced_nop): New pattern.
2400 * config/bfin/bfin.c: Include "df.h".
2401 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2402 (bfin_discover_loop): Use df_get_live_in instead of
2403 global_live_at_start.
2404 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2405 df_analyze when done.
2406 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2407 the insns. Use QImode for the final insn in a bundle. Call
2408 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2410 (reorder_var_tracking_notes): New function.
2411 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2412 update_life_info. Call df_analyze after scheduling and bundle
2413 generation. Call reorder_var_tracking_notes if generating these
2414 notes. Call df_finish_pass at the end.
2416 2007-06-12 Dirk Mueller <dmueller@suse.de>
2418 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2419 a comparison, not an assignment.
2421 2007-06-12 Olivier Hainque <hainque@adacore.com>
2423 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2424 Request walking the subtrees only, leaving the current is_lhs/val_only
2426 (convert_non_local_reference): Likewise.
2428 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2430 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2432 2007-06-12 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/15353
2435 PR tree-optimization/31657
2436 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2437 * timevar.def: Add TV_TREE_IFCOMBINE.
2438 * tree-pass.h (pass_tree_ifcombine): Declare.
2439 * tree-ssa-ifcombine.c: New file.
2440 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2441 * tree-flow.h (blocks_in_phiopt_order): Declare.
2442 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2443 (tree-ssa-ifcombine.o): New dependencies.
2445 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2447 PR rtl-optimization/32293
2448 * combine.c (simplify_if_then_else): Truncate return from
2449 nonzero_bits() to correct mode.
2451 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2453 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2454 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2456 2007-06-11 Diego Novillo <dnovillo@google.com>
2458 * Makefile.in (reload1.o-warn): Remove.
2460 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2462 * combine.c (subst): Use reg_overlap_mentioned_p
2463 instead of comparing register numbers directly.
2465 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2467 * reload1.c (mark_home_live_1): Use the mode parameter.
2469 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2471 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2472 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2476 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2478 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2480 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2482 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2483 from integer registers.
2484 (FP mode splitters): Handle TFmode.
2486 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2488 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2489 for ref-all pointers that point-to anything.
2491 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2493 * config/arm/arm.c (arm_output_dwarf_dtprel,
2494 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2496 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2498 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2499 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2502 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2504 * gcc/tree.c (signed_or_unsigned_type_for): New.
2505 (unsigned_type_for): Use signed_or_unsigned_type_for.
2506 (signed_type_for): Use signed_or_unsigned_type_for.
2507 * gcc/tree.h (signed_or_unsigned_type_for): New.
2508 (get_signed_or_unsigned_type): Remove.
2509 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2510 lang_hooks.types.signed_type
2511 (size_diffop): Likewise.
2512 (all_ones_mask_p): Likewise.
2513 (build_range_check): Likewise.
2514 (fold_cond_expr_with_comparison): Likewise.
2515 (fold_cond_expr_with_comparison): Likewise.
2516 (unextend): Likewise.
2517 (extract_muldiv_1): Likewise.
2518 (fold_single_bit_test_into_sign_test): Likewise.
2519 (fold_binary): Likewise.
2520 (fold_ternary): Likewise.
2521 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2522 instead of get_signed_or_unsigned_type.
2523 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2524 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2525 * gcc/expr.c (signed_or_unsigned_type_for): Use
2526 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2527 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2528 (lhd_signed_or_unsigned_type): Remove.
2529 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2530 signed_or_unsigned_type.
2531 (lhd_signed_or_unsigned_type): Remove.
2532 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2533 lang_hooks.types.signed_type.
2534 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2535 c_common_signed_type instead of lang_hooks.types.signed_type.
2536 (c_common_unsigned_type): New.
2537 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2538 (shorten_compare): Use c_common_unsigned_type instead of
2539 c_common_signed_or_unsigned_type.
2540 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2542 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2543 lang_hooks.types.signed_type.
2544 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2545 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2546 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2547 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2548 instead of unsigned_type_for.
2549 * gcc/c-decl.c (groakdeclarator): Likewise.
2550 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2551 * gcc/c-common.h (c_common_unsigned_type): New.
2553 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2556 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2557 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2559 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2562 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2563 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2565 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2566 Sebastian Pop <sebpop@gmail.com>
2568 * lambda-code.c (remove_iv): New.
2569 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2571 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2573 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2574 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2575 * tree-ssa-loop-prefetch.c: Include optabs.h.
2576 (FENCE_FOLLOWING_MOVNT): New macro.
2577 (struct mem_ref): Add independent_p and storent_p fields.
2578 (record_ref): Initalize the new fields.
2579 (gather_memory_references_ref): Return true if the reference
2581 (gather_memory_references): Check whether all memory accesses
2582 in loop were recorded.
2583 (should_issue_prefetch_p): Return false for nontemporal stores.
2584 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2585 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2586 (determine_loop_nest_reuse): Detect independent memory references.
2587 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2588 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2589 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2590 * config/i386/i386.h (x86_mfence): Declare.
2591 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2592 * config/i386/i386.c (x86_mfence): New variable.
2593 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2595 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2596 * optabs.c (init_optabs): Initialize storent_optab.
2597 * optabs.h (enum optab_index): Add OTI_storent.
2598 (storent_optab): Declare.
2599 * genopinit.c (optabs): Add initialization for storent_optab.
2600 * tree.h (MOVE_NONTEMPORAL): New macro.
2601 * expr.c (expand_assignment, store_expr, store_constructor_field,
2602 store_constructor, store_field, expand_expr_real_1): Propagate
2603 nontemporality of the expanded store.
2604 (emit_storent_insn): New function.
2605 * expr.h (expand_assignment, store_expr): Declaration changed.
2606 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2607 to expand_assignment.
2608 * stmt.c (expand_asm_expr): Ditto.
2609 * calls.c (initialize_argument_information): Pass false as
2610 nontemporality to store_expr.
2611 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2614 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2616 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2618 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2620 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2622 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2623 and allow DECL_P here.
2625 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2627 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2628 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2629 track of the size of the expression.
2630 * cfghooks.c (merge_blocks): Remove block from loops structure only
2631 after call of the merge_blocks hook.
2633 2007-06-09 Tom Tromey <tromey@redhat.com>
2635 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2636 (deprecated_state): Removed.
2637 (start_decl): Update.
2638 (enum deprecated_states): Moved earlier.
2639 (groktypename): Update.
2640 (push_parm_decl): Likewise.
2641 (grokfield): Likewise.
2642 (start_function): Likewise.
2644 2007-06-09 Ian Lance Taylor <iant@google.com>
2646 PR tree-optimization/32169
2647 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2648 CONVERT_EXPR, check whether min and max both converted to an
2649 overflow infinity representation.
2651 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2653 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2654 not inserted on the edge.
2656 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2658 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2659 instructions if they are supported.
2660 (__divsi3, __umodsi3, __modsi3): Likewise.
2661 (__ashldi3, __ashrdi3, __lshrdi3): New.
2662 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2664 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2665 Tony Linthicum <tony.linthicum@amd.com>
2667 * doc/extend.texi: Add fvect-cost-model flag.
2668 * common.opt (fvect-cost-model): New flag.
2669 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2670 cost fields in stmt_vec_info struct for STMT.
2671 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2672 fields in stmt_vec_info struct and access functions for the same.
2673 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2674 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2675 load, store and vector to scalar operation.
2676 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2677 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2678 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2679 (TARG_VEC_STORE_COST): Define cost of vector store.
2680 (vect_estimate_min_profitable_iters): Define new function.
2681 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2682 check to evaluate if loop iterations are less than minimum profitable
2683 iterations determined by cost model or minimum vect loop bound defined
2684 by user, whichever is more conservative.
2685 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2686 run-time check to evaluate if loop iterations are less than minimum
2687 profitable iterations determined by cost model or minimum vect loop
2688 bound defined by user, whichever is more conservative.
2689 (vect_estimate_min_profitable_iterations): New function to estimate
2690 mimimimum iterartions required for vector version of loop to be
2691 profitable over scalar version.
2692 (vect_model_reduction_cost): New function.
2693 (vect_model_induction_cost): New function.
2694 (vect_model_simple_cost): New function.
2695 (vect_cost_strided_group_size): New function.
2696 (vect_model_store_cost): New function.
2697 (vect_model_load_cost): New function.
2698 (vectorizable_reduction): Call vect_model_reduction_cost during
2700 (vectorizable_induction): Call vect_model_induction_cost during
2702 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2703 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2704 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2705 vectorizable_promotion, vectorizable_demotion): Call
2706 vect_model_simple_cost during analysis phase.
2708 2007-06-08 Simon Baldwin <simonb@google.com>
2710 * reg-stack.c (get_true_reg): Readability change. Moved default case
2711 label into direct switch statement scope.
2713 2007-06-08 Simon Baldwin <simonb@google.com>
2715 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2716 in gcc_assert() with '==' comparison.
2718 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2720 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2721 TARGET_ABM handling of x86_popcnt variable.
2723 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2725 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2726 __builtin_copysignq and __builtin_infq built-in functions.
2728 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2730 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2731 SSE4.2 section. Correct built-in function names in SSE4A section.
2733 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2735 PR tree-optimization/32243
2736 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2737 for ncopies after ratio check between nunits_out and nunits_in.
2738 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2740 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2742 PR tree-optimization/32224
2743 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2744 vectorization upon a non GIMPLE_MODIFY_STMT.
2746 2007-06-08 Christian Bruel <christian.bruel@st.com>
2749 * config/sh/sh.md (doloop_end): New pattern and splitter.
2750 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2752 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2755 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2757 (verify_dominators): Do not change dominance tree.
2759 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2761 * config/sh/constraints.md: New file.
2762 * config/sh/sh.c: Include tm-constrs.h.
2763 (reg_class_from_letter): Remove.
2764 (prepare_cbranch_operands): Use satisfies_constraint_*
2765 function instead of macro.
2766 (andcosts, broken_move, sh_secondary_reload): Likewise.
2767 * config/sh/predicates.md (trapping_target_operand): Likewise.
2768 (and_operand, arith_operand, arith_reg_or_0_operand,
2769 cmp_operand, logical_operand, target_operand,
2770 ua_address_operand, ua_offset, xor_operand): Likewise.
2771 * config/sh/sh.md: Include constraints.md.
2772 (*movsicc_t_false): Use satisfies_constraint_* function
2774 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2775 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2776 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2777 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2778 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2779 (REG_CLASS_FROM_CONSTRAINT): Remove.
2780 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2781 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2782 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2783 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2784 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2785 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2786 function instead of macro.
2787 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2788 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2789 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2790 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2791 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2792 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2793 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2794 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2795 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2796 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2797 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2798 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2799 EXTRA_CONSTRAINT_STR): Likewise.
2800 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2802 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2804 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2806 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2809 * c-common.h (flag_cpp0x): Replaced by...
2810 (cxx_dialect): ... this new variable specifying the C++ dialect that
2812 * c-common.c (flag_cpp0x): Removed.
2813 (cxx_dialect): Defined.
2814 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2816 * c-opts.c (c_common_post_options): Likewise.
2817 (set_std_cxx98): Set cxx_dialect to cxx98.
2818 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2820 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2821 Hui-May Chang <hm.chang@apple.com>
2823 * doc/invoke.texi (Darwin Options): Update documentation for
2824 -mmacosx-version-min.
2825 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2826 * config/darwin-driver.c: New file.
2827 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2828 * config/t-darwin (darwin-driver.o): New rule.
2830 * config/darwin-c.c (version_as_macro): Ignore low digit.
2832 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2834 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2835 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2836 (CSGNMODE): New mode macro.
2837 (CSGNVMODE): New mode attribute.
2838 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2839 expander using CSGNMODE mode macro. Handle TFmode.
2840 (copysign<mode>3_const): Rename from copysignsf3_const and
2841 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2843 (copysign<mode>3_var): Rename from copysignsf3_var and
2844 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2846 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2847 mode macro. Handle TFmode.
2848 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2849 (iortf3, *iortf3): Ditto.
2850 (xortf3, *xortf3): Ditto.
2851 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2852 TFmode and TImode masks.
2853 (ix86_expand_copysign): Expand TFmode copysign insn.
2854 (IX86_BUILTIN_INFQ): New.
2855 (IX86_BUILTIN_FABSQ): Ditto.
2856 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2857 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2858 [__builtin_fabsq]: Ditto.
2859 [__builtin_copysignq]: Ditto.
2860 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2861 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2862 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2863 ix86_expand_binop_builtin().
2865 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2867 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2869 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2872 * rtl.h (push_to_sequence2): New.
2873 * emit-rtl.c (push_to_sequence2): New.
2874 * function.c (assign_parm_data_all): Add new fields.
2875 (assign_parm_setup_block): Call push_to_sequence2 instead of
2877 (assign_parm_setup_reg): Ditto.
2878 (assign_parm_setup_stack): Ditto.
2879 (assign_parms_unsplit_complex): Ditto.
2880 (assign_parms): Change field name.
2882 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2884 PR tree-optimization/32220
2885 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2886 phi node is reached before defining statement.
2888 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2891 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2892 after changing the right hand side of the assignment.
2894 2007-06-06 Eric Christopher <echristo@apple.com>
2896 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2897 (x86_64-*-darwin*): Ditto.
2898 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2899 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2901 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2903 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2905 (add_key): Likewise.
2906 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2907 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2909 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
2911 (add_cost_one_coalesce): Likewise.
2912 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2913 variable names. Rename orig to orig_name for consistency.
2914 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
2916 (cprop_into_successor_phis): Avoid using C++ keywords as variable
2918 (record_equivalences_from_stmt): Likewise.
2919 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2920 the coding conventions.
2921 (memory_ssa_name_same): Likewise.
2922 (dse_optimize_stmt): Likewise.
2923 (dse_record_phis): Likewise.
2924 (dse_finalize_block): Likewise.
2925 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2926 keywords as variable names.
2927 (may_move_till): Cast according to the coding conventions.
2928 (force_move_till_expr): Avoid using C++ keywords as variable names.
2929 (force_move_till): Cast according to the coding conventions.
2930 (memref_hash): Likewise.
2931 (memref_eq): Likewise.
2932 (gather_mem_refs_stmt): Likewise.
2933 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
2934 using C++ keywords as variable names.
2935 (idx_find_step): Cast according to the coding conventions.
2936 (idx_record_use): Likewise.
2937 (find_depends): Likewise.
2938 (prepare_decl_rtl): Likewise.
2939 (mbc_entry_hash): Likewise.
2940 (mbc_entry_eq): Likewise.
2941 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2942 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2943 (idx_infer_loop_bounds): Cast according to the coding conventions.
2944 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2945 * tree-ssa-math-opts.c (occ_new ): Likwise.
2946 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2948 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
2950 (add_use_op): Likewise.
2951 (add_vop): Likewise.
2952 (add_vuse_op): Likewise.
2953 (add_vdef_op): Likewise.
2954 (get_expr_operands): Likewise.
2955 (push_stmt_changes): Use type safe memory macros.
2956 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2957 keywords as variable names.
2958 (conditional_replacement): Likewise.
2959 (minmax_replacement): Likewise.
2960 (abs_replacement): Likewise.
2961 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2963 (insert_fake_stores): Avoid using C++ keywords as variable names.
2964 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2966 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2967 (heapvar_insert): Use type safe memory macros.
2968 (new_var_info): Cast according to the coding conventions.
2969 (new_constraint): Likewise.
2970 (remove_preds_and_fake_succs): Use type safe memory macros.
2971 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2973 (thread_single_edge): Likewise.
2974 (thread_through_loop_header): Likewise.
2976 2007-06-06 Eric Christopher <echristo@apple.com>
2978 * config/i386/i386.c (override_options): Move handling
2979 of TARGET_SUBTARGET* earlier.
2981 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2983 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2986 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2988 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2989 emited outside of basic block.
2990 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2992 * rtl.h (delete_insn_chain): Declaration changed.
2993 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2995 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2996 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2997 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2998 to delete_insn_chain.
2999 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3000 do not have bb field set.
3001 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3003 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3004 * cfgcleanup.c (try_optimize_cfg): Ditto.
3006 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3008 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3009 (lambda_body_vector_new): Use type safe memory macros.
3010 (lambda_linear_expression_new): Likewise.
3011 (lambda_loopnest_new): Likewise.
3012 (lambda_lattice_new): Likewise.
3013 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3014 conventions. Use type safe memory macros.
3015 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3016 (lambda_body_vector_s): Likewise.
3017 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3018 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3020 2007-06-06 Richard Guenther <rguenther@suse.de>
3022 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3023 if we need to schedule cfg_cleanup.
3024 (tree_ssa_forward_propagate_single_use_vars): Do so.
3026 2007-06-06 Ian Lance Taylor <iant@google.com>
3028 * fold-const.c (merge_ranges): If range_successor or
3029 range_predecessor fail, just return 0.
3031 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3033 PR tree-optimization/32216
3034 * tree-vectorizer.c (supportable_widening_operation): Determine
3035 signedness of FIX_TRUNC_EXPR from output operand.
3036 (supportable_narrowing_operation): Ditto.
3037 * tree-vect-generic.c (expand_vector_operations_1): Determine
3038 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3041 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3043 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3044 (struct pta): ...from here. Change flags to unsigned to avoid
3045 excessive casting (as it is used as a bit mask).
3046 (override_options): Add casts according to the coding convenventions.
3047 (x86_64_elf_unique_section): Likewise.
3048 (examine_argument): Avoid using C++ keywords as variable names.
3049 (construct_container): Likewise.
3050 (legitimize_pic_address): Likewise.
3051 (get_dllimport_decl): Cast according to the coding conventions. Use
3052 type safe memory macros.
3053 (legitimize_address): Cast according to the coding conventions.
3054 (emit_i387_cw_initialization): Corrected the type of slot to enum
3056 (ix86_init_machine_status): Use type safe memory macros.
3057 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3058 (bdesc_pcmpistr): Likewise.
3059 (bdesc_crc32): Likewise.
3060 (bdesc_sse_3arg): Likewise.
3061 (bdesc_2arg): Likewise.
3062 (bdesc_1arg): Likewise.
3063 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3064 (ix86_expand_sse_pcmpistr): Likewise.
3065 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3066 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3067 int to match the langhook definition.
3068 (ix86_builtin_conversion): Change the type of code to unsigned init to
3069 match the langhook definition.
3070 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3072 (ix86_preferred_output_reload_class): Likewise.
3073 (ix86_cannot_change_mode_class): Likewise.
3074 (ix86_memory_move_cost): Likewise.
3075 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3076 avoid excessive casting later on.
3077 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3079 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3082 as flags setting insn.
3083 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3085 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3087 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3088 (UNSPEC_ROUND): New.
3089 ("sse4_1_round<mode>2"): New insn pattern.
3090 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3092 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3093 expander using SSEMODEF mode macro. Expand using
3094 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3095 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3096 expander using SSEMODEF mode macro. Expand using
3097 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3098 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3099 expander using SSEMODEF mode macro. Expand using
3100 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3101 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3102 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3103 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3106 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3107 Sebastian Pop <sebpop@gmail.com>
3109 * lambda.h (build_linear_expr): New.
3110 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3111 Use build_linear_expr, call fold and force_gimple_operand.
3112 (lambda_loopnest_to_gcc_loopnest): Check that there is
3113 something to insert.
3114 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3116 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3118 PR preprocessor/23479
3119 * doc/extend.texi: Document the 0b-prefixed binary integer
3122 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3124 PR tree-optimization/32215
3125 * tree-vectorizer.c (supportable_widening_operation): Return false
3126 for unsupported FIX_TRUNC_EXPR tree code.
3127 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3129 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3131 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3132 register on SPE targets. Change documentation to reflect
3134 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3135 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3136 out of the register allocation pool.
3137 (rs6000_reg_live_or_pic_offset_p): New function.
3138 (rs6000_emit_prologue): Move the actual saving of LR up to free
3139 r0 for holding r11. Split saving of SPE 64-bit registers into
3140 its own case. Ensure that offsets will always be in-range for
3141 'evstdd' by using r11 as a scratch register to point at the start
3142 of the SPE save area. Save r11 if necessary, as it is the static
3144 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3145 into its own case. Ensure that offsets will always be in-range
3146 for 'evldd' by using r11 as a scratch register to point at the
3147 start of the SPE save area. Also adjust r11 when restoring
3148 the stack pointer to compensate for pre-loading r11.
3150 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3152 * cfg.c (init_flow): Use type safe memory macros.
3153 (alloc_block): Likewise.
3154 (unchecked_make_edge): Likewise.
3155 (dump_flow_info): Avoid using C++ keywords as variable names.
3156 (copy_original_table_clear): Cast according to the coding conventions.
3157 (copy_original_table_set): Likewise.
3158 * cfgexpand (label_rtx_for_bb): Likewise.
3159 (expand_gimple_basic_block): Likewise.
3160 * cfghooks.c (dump_bb): Likewise.
3161 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3163 (lv_add_condition_to_bb): Likewise.
3164 * cfglayout (relink_block_chain): Cast according to the coding
3166 (fixup_reorder_chain): Likewise.
3167 (fixup_fallthru_exit_predecessor): Likewise.
3168 * cfgloop.c (glb_enum_p): Likewise.
3169 (get_exit_description): Likewise.
3170 (dump_recorded_exit): Likewise.
3171 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3172 (struct loop): ... from here.
3173 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3175 * cfgrtl.c (rtl_create_basic_block): Likewise.
3176 (rtl_split_block): Likewise.
3177 (rtl_dump_bb): Likewise.
3178 (cfg_layout_split_block): Likewise.
3179 (init_rtl_bb_info): Use typesafe memory macros.
3181 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3182 * graphds.h: Updated all usages of edge to graph_edge.
3183 * graphds.c: Likewise.
3184 * cfgloopanal.c: Likewise.
3186 2007-06-05 Ian Lance Taylor <iant@google.com>
3188 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3189 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3190 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3192 (test_for_singularity): Likewise.
3194 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3196 * config/i386/constraints.md ("Y2"): Replaced by ...
3198 * config/i386/i386.md: Likewise.
3199 * config/i386/mmx.md: Likewise.
3200 * config/i386/sse.md: Likewise.
3202 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3204 * config/i386/constraints.md ("z"): Replaced by ...
3206 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3207 (sse4_1_blendvps): Likewise.
3208 (sse4_1_pblendvb): Likewise.
3209 (sse4_2_pcmpestr): Likewise.
3210 (sse4_2_pcmpestrm): Likewise.
3211 (sse4_2_pcmpestr_cconly): Likewise.
3212 (sse4_2_pcmpistr): Likewise.
3213 (sse4_2_pcmpistrm): Likewise.
3214 (sse4_2_pcmpistr_cconly): Likewise.
3216 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3218 * matrix-reorg.c (transform_access_sites): Fix computation.
3219 (transform_allocation_sites): Same.
3221 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.c (override_options): Use
3224 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3226 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3228 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3229 (nonimm_not_xmm0_operand): Ditto.
3230 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3231 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3232 as operand[2] predicate. Require "z" class XMM register for
3233 operand[3]. Adjust asm template.
3234 ("sse4_1_blendvpd"): Ditto.
3235 ("sse4_1_pblendvb"): Ditto.
3236 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3237 force op2 into xmm0 register for variable blend instructions.
3239 2007-06-04 Tom Tromey <tromey@redhat.com>
3241 * c-tree.h (start_enum): Update.
3242 (build_enumerator): Likewise.
3243 * c-decl.c (enum_next_value): Removed.
3244 (enum_overflow): Likewise.
3245 (start_enum): Add c_enum_contents argument. Don't use globals.
3246 (build_enumerator): Likewise.
3247 * c-tree.h (struct c_enum_contents): New struct.
3249 2007-06-04 Tom Tromey <tromey@redhat.com>
3251 * c-common.c (c_common_get_alias_set): Fix indentation.
3253 2007-06-04 Ian Lance Taylor <iant@google.com>
3255 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3256 to overflow, reduce overflow infinity to regular infinity.
3257 (vrp_var_may_overflow): New static function.
3258 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3260 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3262 * stor-layout.c (layout_type): Remove duplicate code.
3264 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3267 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3268 before build_common_builtin_nodes ().
3270 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3273 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3275 2007-06-04 Jan Hubicka <jh@suse.cz>
3277 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3278 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3279 instead of _stat version.
3281 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3283 PR tree-optimization/32194
3284 * tree-predcom.c (determine_offset): Check that both references have
3287 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3289 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3290 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3291 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3292 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3293 Add argument to iterate_fix_dominators call.
3294 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3295 * gcse.c (hoist_code): Change domby to vector.
3296 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3297 Add argument to iterate_fix_dominators call.
3298 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3299 recompute_dominator.
3300 * lambda-code.c (perfect_nestify): Ditto.
3301 * cfgloopanal.c: Include graphds.h.
3302 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3303 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3304 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3306 * graphds.c: New file.
3307 * graphds.h: New file.
3308 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3309 (get_dominated_by, get_dominated_by_region): Change return type to
3311 (verify_dominators): Recompute all dominators and compare the results.
3312 (recount_dominator): Renamed to ...
3313 (recompute_dominator): ... this. Do not check that the block is
3315 (iterate_fix_dominators): Reimplemented.
3316 (prune_bbs_to_update_dominators, root_of_dom_tree,
3317 determine_dominators_for_sons): New functions.
3318 * et-forest.c (et_root): New function.
3319 * et-forest.h (et_root): Declare.
3320 * Makefile.in (graphds.o): Add.
3321 (cfgloopanal.o): Add graphds.h dependency.
3322 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3323 * basic-block.h (get_dominated_by, get_dominated_by_region,
3324 iterate_fix_dominators): Declaration changed.
3325 (recount_dominator): Renamed to ...
3326 (recompute_dominator): ... this.
3327 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3328 (thread_through_all_blocks): Do not free dominance info.
3330 2007-06-03 Andreas Schwab <schwab@suse.de>
3332 * config/m68k/m68k.c (override_options): Don't override
3334 * config/m68k/m68k-modes.def (SF, DF): Define to use
3335 motorola_single_format and motorola_double_format, resp.
3336 * real.c (motorola_single_format): Renamed from
3337 coldfire_single_format.
3338 (motorola_double_format): Renamed from coldfire_double_format.
3339 (encode_ieee_extended): Generate a proper canonical NaN image
3340 respecting canonical_nan_lsbs_set.
3341 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3343 * real.h: Adjust declarations.
3345 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3348 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3349 the symbol is generated with the stack protector.
3351 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3353 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3354 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3356 * doc/extend.texi (interrupt): Mention m68k.
3358 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3360 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3361 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3362 (ix86_expand_sse_pcmpestr): Do not check operands for
3363 "register_operand", when insn operand predicate is "register_operand".
3364 (ix86_expand_sse_pcmpistr): Ditto.
3366 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3367 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3370 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3371 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3372 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3373 * config/i386/constraints.md ("z"): New register constraint
3374 for members of SSE_FIRST_REG class.
3375 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3376 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3377 SSE_FIRST_REG class.
3378 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3379 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3380 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3381 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3382 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3383 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3384 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3385 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3386 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3387 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3388 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3389 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3390 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3391 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3392 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3393 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3394 (struct builtin_description): Change "flag" field to unsigned.
3395 (bdesc_pcmpestr): New builtin description table.
3396 (bdesc_pcmpistr): Likewise.
3397 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3398 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3399 Initialize pcmp[ei]str[im] insns for SSE4.2.
3400 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3401 (ix86_expand_sse_pcmpistr): Likewise.
3402 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3403 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3404 (UNSPEC_PCMPISTR): Likewise.
3405 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3406 (sse4_2_pcmpestri):New isns pattern.
3407 (sse4_2_pcmpestrm): Likewise.
3408 (sse4_2_pcmpestr_cconly): Likewise.
3409 (sse4_2_pcmpistr): New insn patern and splitter.
3410 (sse4_2_pcmpistri):New isns pattern.
3411 (sse4_2_pcmpistrm): Likewise.
3412 (sse4_2_pcmpistr_cconly): Likewise.
3413 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3416 2007-06-01 David Daney <ddaney@avtrex.com>
3418 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3419 LOADGP_ABSOLUTE and not binds_local_p.
3421 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3423 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3425 2007-06-01 Ian Lance Taylor <iant@google.com>
3427 * tree-vrp.c (compare_name_with_value): Always set
3428 used_strict_overflow if we get a result from the variable itself.
3430 2007-06-01 Ian Lance Taylor <iant@google.com>
3432 PR rtl-optimization/31455
3433 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3434 subregs which have a cast between modes which are not tieable.
3436 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3438 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3439 breaks after return statements.
3441 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3443 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3444 only after no_new_pseudos.
3446 2007-05-31 Eric Christopher <echristo@apple.com>
3448 * expr.c (convert_move): Assert that we don't have a BLKmode
3450 (store_expr): Handle BLKmode moves by calling emit_block_move.
3452 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3454 * c-typeck.c (build_indirect_ref): Include type in error message.
3455 (build_binary_op): Pass types to binary_op_error.
3456 * c-common.c (binary_op_error): Take two type arguments, print out
3458 * c-common.h (binary_op_error): Update prototype.
3460 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3462 * config/i386/i386.c: Correct coments on -mno-sse4.
3464 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3466 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3467 (x86_64-*-*): Likewise.
3468 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3469 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3470 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3471 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3472 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3473 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3474 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3475 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3476 (OPTION_MASK_ISA_SSE4): Likewise.
3477 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3478 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3479 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3480 (override_options): Support SSE4.2.
3481 (ix86_build_const_vector): Support SImode and DImode.
3482 (ix86_build_signbit_mask): Likewise.
3483 (ix86_expand_int_vcond): Support V2DImode.
3484 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3485 (IX86_BUILTIN_CRC32HI): Likewise.
3486 (IX86_BUILTIN_CRC32SI): Likewise.
3487 (IX86_BUILTIN_CRC32DI): Likewise.
3488 (IX86_BUILTIN_PCMPGTQ): Likewise.
3489 (bdesc_crc32): Likewise.
3490 (bdesc_sse_3arg): Likewise.
3491 (ix86_expand_crc32): Likewise.
3492 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3493 (ix86_expand_builtin): Likewise.
3494 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3495 __SSE4_2__ for -msse4.2.
3496 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3497 (CRC32MODE): Likewise.
3498 (crc32modesuffix): Likewise.
3499 (crc32modeconstraint): Likewise.
3500 (sse4_2_crc32<mode>): Likewise.
3501 (sse4_2_crc32di): Likewise.
3502 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3504 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3505 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3506 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3507 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3508 (vcondu<mode>): Likewise.
3509 * doc/extend.texi: Document SSE4.2 built-in functions.
3510 * doc/invoke.texi: Document -msse4.2/-msse4.
3512 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3514 PR tree-optimization/32160
3515 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3516 variable as gimple reg.
3517 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3519 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3521 * gcc.c (main): Don't consider linker options when issuing the
3522 warning about a linker input file not being used.
3524 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3526 * tree-vrp.c (compare_names): Initialize sop.
3528 2007-05-30 Dirk Mueller <dmueller@suse.de>
3530 * cgraphunit.c (cgraph_analyze_function): Remove
3531 computation of inline parameters.
3533 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3537 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3539 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3540 Add vx-common.h. Include vxworks.h between vx-common.h and
3542 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3544 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3545 (TARGET_ASM_DESTRUCTOR): Likewise.
3546 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3547 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3548 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3549 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3550 (VXWORKS_ENDIAN_SPEC): Define.
3551 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3552 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3553 VXWORKS_* equivalents.
3554 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3555 (ASM_FILE_START): Delete.
3556 (TARGET_VERSION): Reformat.
3557 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3558 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3559 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3560 (FPBIT, DPBIT): Define.
3561 (fp-bit.c, dp-bit.c): New rules.
3562 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3563 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3564 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3565 * config/arm/arm.h: Include vxworks-dummy.h.
3566 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3567 Mark with ATTRIBUTE_UNUSED.
3568 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3569 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3570 make it incompatible with -msingle-pic-base.
3571 (arm_function_ok_for_sibcall): Return false for calls that might
3572 go through a VxWorks PIC PLT entry.
3573 (require_pic_register): New function, split out from...
3574 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3576 (arm_load_pic_register): Handle the VxWorks RTP initialization
3577 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3578 (arm_emit_call_insn): New function.
3579 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3580 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3581 (pic_offset_arm): New pattern.
3582 (call, call_value): Use arm_emit_call_insn.
3583 (call_internal, call_value_internal): New expanders.
3584 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3585 VxWorks unless __PIC__.
3587 2007-05-30 Eric Christopher <echristo@gmail.com>
3589 * genrecog.c: Include regs.h in generated file.
3590 * genemit.c: Ditto. Fix up formatting.
3591 * config/mn10300/constraints.md: New.
3592 * config/mn10300/mn10300.md: Include.
3593 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3594 Fix up for removed macro.
3595 * config/mn10300/predicates.md (call_address_operand): Ditto.
3596 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3597 (CONST_OK_FOR_I): Ditto.
3598 (CONST_OK_FOR_J): Ditto.
3599 (CONST_OK_FOR_K): Ditto.
3600 (CONST_OK_FOR_L): Ditto.
3601 (CONST_OK_FOR_M): Ditto.
3602 (CONST_OK_FOR_N): Ditto.
3603 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3607 (EXTRA_CONSTRAINT): Ditto.
3609 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3611 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3613 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3614 OPTION_MASK_ISA_64BIT.
3615 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3617 2007-05-30 Richard Guenther <rguenther@suse.de>
3620 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3621 types for comparison.
3622 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3623 with original typed arguments.
3624 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3626 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3628 PR tree-optimization/31769
3629 * except.c (duplicate_eh_regions): Clear prev_try if
3630 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3632 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3634 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3635 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3636 bsi of the location where statements should be inserted.
3637 (sink_code_in_bb): Take bsi from statement_sink_location.
3638 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3639 instead of bsi_start.
3640 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3642 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3643 (bsi_move_before): Document inconsistency with bsi_move_after.
3644 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3646 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3648 * config/i386/i386.h (TARGET_ABM): New define.
3649 (TARGET_POPCNT): Ditto.
3650 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3651 New temporary defines to redefine from OPTION_ISA_* defines.
3652 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3653 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3654 (ix86_isa_flags): New extern int declaration.
3655 (TARGET_SUBTARGET_DEFAULT): New define.
3656 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3657 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3658 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3659 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3660 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3661 * config/i386/darwin.h: Change TARGET_64BIT define to
3664 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3665 using existing "ix86_isa_flags" varible.
3666 (m32, m64): Use existing "ix86_isa_flags" variable.
3667 (mmmx, m3dnow): Ditto.
3668 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3669 (mabm): Define as non-negative option using "x86_abm" variable.
3670 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3672 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3673 Rewrite feature test bitmap.
3674 (ix86_isa_flags): New initialized global int varible.
3675 (ix86_isa_flags_explicit): New static int variable.
3676 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3677 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3678 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3679 target_flags_explicit.
3680 (override_options): Remove "target_enable" and "target_disable" fields
3681 from "struct ptt". Update processor_target_table accordingly. Remove
3682 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3683 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3684 "target_flags" and "ix86_isa_flags_explicit" instead of
3685 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3686 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3687 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3688 to true when either of PTA_POPCNT or PTA_ABM is set in
3689 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3690 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3691 processor_alias_table flags entry. Remove handling of
3692 "target_enable" and "target_disable" fields of processor_target_table.
3693 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3694 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3695 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3696 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3697 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3699 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3701 2007-05-29 David Daney <ddaney@avtrex.com>
3704 * config/mips/mips.c (mips_output_mi_thunk): Emit
3705 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3707 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3708 * config/i386/i386.c (ix86_function_regparm): Added checking of
3709 ix86_force_align_arg_pointer to determine the number of
3710 register parameters.
3712 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3714 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3715 (SET_DR_MISALIGNMENT): New.
3716 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3717 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3718 Use SET_DR_MISALIGNMENT.
3719 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3721 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3722 find_loop_nest): Export.
3723 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3724 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3725 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3726 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3728 (struct mem_ref): Add field reuse_distance.
3729 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3730 Initialize reuse_distance field.
3731 (issue_prefetch_ref): Select temporality of prefetch according to
3733 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3734 self_reuse_distance, determine_loop_nest_reuse): New functions.
3735 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3736 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3737 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3740 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3742 * tree-ssa-alias.c: Add aliasing overview.
3744 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3745 Danny Smith <dannysmith@users.sourceforge.net>
3748 * config/i386/t-crtfm: Compile crtfastmath.o with
3749 -minline-all-stringops.
3750 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3751 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3753 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3755 * doc/md.texi: Document constraints on HP PA-RISC.
3757 * pa/constraints.md: New file.
3758 * pa.md: Include constraints.md.
3759 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3760 (integer_store_memory_operand, ldil_cint_p): New functions.
3761 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3762 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3763 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3764 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3765 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3767 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3770 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3771 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3772 case POSTDECREMENT_EXPR>): Return the error_mark_node
3773 if either the real or imaginary parts would an
3776 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3778 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3779 name when we remove it from a call.
3781 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3783 * targhooks.c (default_narrow_bitfield): Remove.
3784 * targhooks.h: Remove the prototype for
3785 default_narrow_bitfield.
3787 * langhooks-def.h: Remove the prototype for
3788 hook_get_alias_set_0.
3789 * langhooks.c (hook_get_alias_set_0): Remove.
3791 * global.c (EXECUTE_IF_CONFLICT): Remove.
3793 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3796 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3797 return true when truth_value_p is true and the type
3800 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3802 * doc/install.texi (Prerequisites): We no longer require Autoconf
3803 2.13 for the top-level.
3805 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3807 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3808 memory access via x86_expand_vector_move_misalign() only for
3809 TImode values on 32-bit targets.
3811 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3813 * matrix-reorg.c: New file. Implement matrix flattening and
3814 transposing optimization.
3815 * tree-pass.h: Add matrix reorg pass.
3816 * common.opt: Add fipa-mreorg flag.
3817 * Makefile.in: Add matrix-reorg.c.
3818 * passes.c: Add matrix reorg pass.
3819 * varpool.c (add_new_static_var): New function.
3820 * cgraph.h (add_new_static_var): Declare.
3822 2007-05-27 Eric Christopher <echristo@apple.com>
3824 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3825 sp_offset depending on stack size. Save r12 depending
3826 on registers we're saving later.
3827 (rs6000_emit_epilogue): Update sp_offset depending only
3830 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3832 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3833 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3834 * ifcvt.c (if_convert): Ditto.
3835 * tree-ssa-threadupdate.c (thread_block): Ditto.
3836 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3837 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3838 verify_loop_closed_ssa): Check number_of_loops instead of
3840 * predict.c (tree_estimate_probability): Ditto.
3841 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3842 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3843 * modulo-sched.c (sms_schedule): Ditto.
3844 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3845 (scev_finalize): Do not do anything if scev analysis was not
3847 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3848 current_loops == NULL.
3849 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3850 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3852 (loop_optimizer_finalize): Assert that loops were analyzed.
3853 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3854 rtl_doloop): Check number_of_loops instead of current_loops.
3855 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3856 current_loops == NULL.
3857 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3858 gate_tree_vectorize tree_linear_transform, check_data_deps,
3859 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3860 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3861 Check number_of_loops instead of current_loops.
3862 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3863 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3864 free loops if available.
3865 (execute_pre): Do not pass do_fre to fini_pre.
3867 2007-05-27 Tobias Burnus <burnus@net-b.de>
3870 * real.c (mpfr_from_real): Fix sign of -Inf.
3872 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3874 * tree-vect-transform.c (vectorizable_conversion): Initialize
3875 tree_code variables to ERROR_MARK.
3876 (vectorizable_type_demotion): Likewise.
3877 (vectorizable_type_promotion): Likewise.
3879 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3882 * config/i386/i386.md (movti): Handle push operands via
3885 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3887 * basic-block.h: Remove the prototype for merge_seq_blocks.
3888 * cfgcleanup.c (merge_seq_blocks): Remove.
3890 * tree-flow.h: Remove the prototype for is_aliased_with.
3891 * tree-ssa-alias.c (is_aliased_with): Remove.
3893 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3895 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3897 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3899 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3900 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3901 (vec_unpacks_hi_v16qi): Likewise.
3902 (vec_unpacku_lo_v16qi): Likewise.
3903 (vec_unpacks_lo_v16qi): Likewise.
3904 (vec_unpacku_hi_v8hi): Likewise.
3905 (vec_unpacks_hi_v8hi): Likewise.
3906 (vec_unpacku_lo_v8hi): Likewise.
3907 (vec_unpacks_lo_v8hi): Likewise.
3908 (vec_unpacku_hi_v4si): Likewise.
3909 (vec_unpacks_hi_v4si): Likewise.
3910 (vec_unpacku_lo_v4si): Likewise.
3911 (vec_unpacks_lo_v4si): Likewise.
3913 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3915 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3916 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3917 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3918 follow spelling conventions in various
3919 warning/error/diagnostic messages.
3921 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3922 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3923 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3924 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3925 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3926 * doc/tm.texi: Follow spelling conventions.
3928 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3931 * tree-ssa-forwprop.c
3932 (forward_propagate_addr_into_variable_array_index): Remove
3933 the lhs argument. Use the type of def_rhs instead of lhs.
3934 (forward_propagate_addr_expr_1): Update use of
3935 forward_propagate_addr_into_variable_array_index.
3937 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3938 Nigel Stephens <nigel@mips.com>
3940 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3941 function attributes, "far" being an alias for "long_call".
3942 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3943 (mips_near_type_p, mips_far_type_p): New.
3944 (mips_comp_type_attributes): New function to check that attributes
3945 attached to a function type are compatible.
3946 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3947 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3948 to the target function of the thunk.
3949 (mips_encode_section_info): Check for "near" and "far" function
3950 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3952 * config/mips/predicates.md (const_call_insn_operand): Test only
3953 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3955 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3958 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3959 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3960 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3961 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3963 2007-05-25 Eric Christopher <echristo@apple.com>
3965 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3966 to x86-darwin configurations.
3967 * config/i386/t-darwin: Add softfp support.
3968 * config/i386/t-darwin64: Ditto.
3969 * config/i386/sfp-machine.h: If mach then don't use
3970 aliasing, emit a stub to call.
3972 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3974 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3975 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3976 tree-predcom.c, tree-ssa-alias-warnings.c,
3977 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3978 comment typos. Follow spelling conventions.
3979 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3981 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3984 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3985 constants into memory. Expand unaligned memory references for
3986 SSE modes via x86_expand_vector_move_misalign() function.
3988 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3990 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3991 "memory" attribute for "sseishft" type insn without operands[2].
3993 2007-05-25 Dirk Mueller <dmueller@suse.de>
3994 Marcus Meissner <meissner@suse.de>
3996 * doc/extend.texi (alloc_size): New attribute.
3997 * c-common.c (handle_alloc_size_attribute): New.
3998 * tree-object-size.c (alloc_object_size): Use alloc_size
3999 attribute, if available.
4001 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4003 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4005 (__builtin_ia32_vec_ext_v2di): Likewise.
4006 (__builtin_ia32_vec_ext_v4si): Likewise.
4007 (__builtin_ia32_vec_ext_v8hi): Likewise.
4008 (__builtin_ia32_vec_ext_v16qi): Likewise.
4009 (__builtin_ia32_vec_set_v8hi): Likewise.
4011 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4013 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4015 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4017 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4018 (arm_is_longcall_p): Rename to...
4019 (arm_is_long_call_p): ...this. Take a single tree argument and
4021 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4022 (CUMULATIVE_ARGS): Remove call_cookie.
4023 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4024 (ENCODED_LONG_CALL_ATTR_P): Delete.
4025 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4026 LONG_CALL_FLAG_CHAR cases.
4027 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4028 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4029 ARM_DECLARE_FUNCTION_SIZE.
4030 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4031 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4032 (arm_encode_call_attribute, current_file_function_operand): Delete.
4033 (arm_function_in_section_p): New function.
4034 (arm_is_longcall_p): Rename to...
4035 (arm_is_long_call_p): ...this. Take the target function as a single
4036 argument and return a bool. Do not rely on call cookies. Check
4037 whether the target symbol is in the same section as the current
4038 function, not just the same compilation unit.
4039 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4040 (arm_encode_section_info): Don't encode a call type.
4041 * config/arm/arm.md (call, call_value): Update calls to
4042 arm_is_long(_)call_p. Simplify logic.
4043 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4044 Update calls to arm_is_long(_)call_p.
4046 2007-05-25 Richard Guenther <rguenther@suse.de>
4048 PR tree-optimization/31982
4049 * tree-ssa-forwprop.c
4050 (forward_propagate_addr_into_variable_array_index): Handle arrays
4051 with element size one.
4053 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4055 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4056 (umulsi3_highpart): Likewise.
4058 2007-05-24 Ian Lance Taylor <iant@google.com>
4060 PR rtl-optimization/32069
4061 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4064 2007-05-24 Ollie Wild <aaw@google.com>
4066 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4069 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4071 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4072 (oprs_unchanged_p): Use it to check all registers in a REG.
4073 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4074 (reg_set_between_after_reload_p): Delete.
4075 (reg_used_between_after_reload_p): Likewise.
4076 (reg_set_or_used_since_bb_start): Likewise.
4077 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4078 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4079 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4080 * rtlanal.c (reg_set_p): Check whether REG overlaps
4081 regs_invalidated_by_call, rather than just checking the
4082 membership of REGNO (REG).
4084 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4086 * doc/passes.texi: Document predictive commoning.
4087 * doc/invoke.texi (-fpredictive-commoning): Document.
4088 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4089 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4090 adding indices to the generated name.
4091 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4092 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4093 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4094 (op_symbol_code): ... and exported.
4095 (dump_omp_clause, op_symbol): Use op_symbol_code
4096 instead of op_symbol_1.
4097 * tree-pass.h (pass_predcom): Declare.
4098 * timevar.def (TV_PREDCOM): New timevar.
4099 * tree-ssa-loop.c (run_tree_predictive_commoning,
4100 gate_tree_predictive_commoning, pass_predcom): New.
4101 * tree-data-ref.c (find_data_references_in_loop): Find the
4102 references in dominance order.
4103 (canonicalize_base_object_address): Ensure that the result has
4105 (dr_analyze_innermost): Export.
4106 (create_data_ref): Code to fail for references with invariant
4108 (find_data_references_in_stmt): ... here.
4109 * tree-data-ref.h (dr_analyze_innermost): Declare.
4110 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4111 (aff_combination_find_elt, name_expansion_hash,
4112 name_expansion_eq, tree_to_aff_combination_expand,
4113 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4115 * tree-affine.h (aff_combination_constant_multiple_p,
4116 tree_to_aff_combination_expand): Declare.
4117 * tree-predcom.c: New file.
4118 * common.opt (fpredictive-commoning): New option.
4119 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4120 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4121 * Makefile.in (tree-predcom.o): Add.
4122 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4123 * passes.c (init_optimization_passes): Add dceloop after
4124 copy propagation in loop optimizer. Add predictive commoning
4125 to loop optimizer passes.
4127 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4129 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4132 2007-05-24 Jan Hubicka <jh@suse.cz>
4134 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4136 (genheader): Include statistics.h.
4138 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4140 * print-rtl.c (flag_dump_unnumbered): Update comments.
4141 (print_rtl): Fix my previous change.
4142 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4145 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4148 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4150 (thread_through_all_blocks): Call initialize_original_copy_tables
4151 and free_original_copy_tables.
4152 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4154 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4155 * cfghooks.c (duplicate_block): Use get_loop_copy.
4156 * cfg.c: Include cfgloop.h.
4157 (loop_copy): New hash table.
4158 (initialize_original_copy_tables): Initialize loop_copy table.
4159 (free_original_copy_tables): Free loop_copy table.
4160 (copy_original_table_clear, copy_original_table_set,
4161 set_loop_copy, get_loop_copy): New functions.
4162 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4163 * cfgloop.h (struct loop): Remove copy field.
4164 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4165 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4167 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4169 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4170 -msse/-msse2/-msse3.
4172 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4175 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4177 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4180 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4181 * targhooks.h (default_mangle_decl_assembler_name): Declare
4183 * targhooks.c (default_mangle_decl_assembler_name): Define
4185 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4187 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4188 * langhooks.c (lhd_set_decl_assembler_name): Call
4189 targetm.mangle_decl_assembler_name for names with global scope.
4191 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4193 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4194 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4196 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4197 New. Factored out of i386_pe_encode_section_info.
4198 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4199 Move check for prior decoration of stdcall
4200 symbols to i386_pe_encode_section_info.
4201 (i386_pe_encode_section_info): Adjust call to
4202 gen_stdcall_or_fastcall_suffix. Use
4203 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4204 (i386_pe_mangle_decl_assembler_name): New. Wrap
4205 i386_pe_maybe_mangle_decl_assembler_name.
4207 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4209 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4210 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4211 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4212 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4213 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4216 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4217 Nigel Stephens <nigel@mips.com>
4218 Richard Sandiford <richard@codesourcery.com>
4220 Fix up MIPS16 hard float and add support for complex.
4222 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4223 (TARGET_SOFT_FLOAT_ABI): New.
4224 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4225 __mips_soft_float to reflect the ABI in use, not whether the
4226 FPU is directly accessible (e.g., in MIPS16 mode).
4227 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4228 (UNITS_PER_FPVALUE): Likewise.
4230 * config/mips/mips.c (mips_expand_call): Remove redundant
4231 TARGET_MIPS16 check.
4232 (mips_arg_regno): New.
4233 (function_arg_advance): When setting bits in cum->fp_code for
4234 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4236 (function_arg): Use mips_arg_regno.
4237 (mips_return_mode_in_fpr_p): New.
4238 (mips16_call_stub_mode_suffix): New.
4239 (mips16_cfun_returns_in_fpr_p): New.
4240 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4241 (mips_output_function_prologue): Test mips16_hard_float, not
4242 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4243 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4244 return value into a floating-point register.
4245 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4246 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4247 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4248 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4249 word of double arguments from or to the high bits of 64-bit
4250 floating point registers.
4251 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4252 (mips16_fpret_double): New helper function.
4253 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4254 support for complex modes. Fill in DECL_RESULT for stubdecl.
4255 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4257 * config/mips/mips16.S
4258 (RET, ARG1, ARG2): New.
4259 (MERGE_GPRf, MERGE_GPRt): New.
4260 (DELAYt, DELAYf): New.
4261 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4262 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4263 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4264 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4265 (SFOP): Renamed to...
4266 (OPSF3): This, and macro-ified. Updated all uses.
4267 (SFOP2): Renamed to...
4268 (OPSF2): This, and macro-ified. Updated all uses.
4269 (SFCMP): Renamed to...
4270 (CMPSF): This, and macro-ified. Updated all uses.
4271 (SFREVCMP): Renamed to...
4272 (REVCMPSF): This, and macro-ified. Updated all uses.
4273 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4274 (LDDBL1, LDDBL2, RETDBL): Deleted.
4275 (DFOP): Renamed to...
4276 (OPDF3): This, and macro-ified. Updated all uses.
4277 (DFOP2): Renamed to...
4278 (OPDF2): This, and macro-ified. Updated all uses.
4279 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4280 (DFCMP): Renamed to...
4281 (CMPDF): This, and macro-ified. Updated all uses.
4282 (DFREVCMP): Renamed to...
4283 (REVCMPDF): This, and macro-ified. Updated all uses.
4284 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4285 (RET_FUNCTION): New.
4286 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4287 (__mips16_ret_sc, __mips16_ret_dc): New.
4288 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4289 STUB_ARGS_6, STUB_ARGS_10): New.
4290 (CALL_STUB_NO_RET): New.
4291 (__mips16_call_stub_1): Macro-ified.
4292 (__mips16_call_stub_5): Macro-ified.
4293 (__mips16_call_stub_2): Macro-ified.
4294 (__mips16_call_stub_6): Macro-ified.
4295 (__mips16_call_stub_9): Macro-ified.
4296 (__mips16_call_stub_10): Macro-ified.
4297 (CALL_STUB_RET): New.
4298 (__mips16_call_stub_sf_0): Macro-ified.
4299 (__mips16_call_stub_sf_1): Macro-ified.
4300 (__mips16_call_stub_sf_5): Macro-ified.
4301 (__mips16_call_stub_sf_2): Macro-ified.
4302 (__mips16_call_stub_sf_6): Macro-ified.
4303 (__mips16_call_stub_sf_9): Macro-ified.
4304 (__mips16_call_stub_sf_10): Macro-ified.
4305 (__mips16_call_stub_df_0): Macro-ified.
4306 (__mips16_call_stub_df_1): Macro-ified.
4307 (__mips16_call_stub_df_5): Macro-ified.
4308 (__mips16_call_stub_df_2): Macro-ified.
4309 (__mips16_call_stub_df_6): Macro-ified.
4310 (__mips16_call_stub_df_9): Macro-ified.
4311 (__mips16_call_stub_df_10): Macro-ified.
4312 (__mips16_call_stub_sc_0): New.
4313 (__mips16_call_stub_sc_1): New.
4314 (__mips16_call_stub_sc_5): New.
4315 (__mips16_call_stub_sc_2): New.
4316 (__mips16_call_stub_sc_6): New.
4317 (__mips16_call_stub_sc_9): New.
4318 (__mips16_call_stub_sc_10): New.
4319 (__mips16_call_stub_dc_0): New.
4320 (__mips16_call_stub_dc_1): New.
4321 (__mips16_call_stub_dc_5): New.
4322 (__mips16_call_stub_dc_2): New.
4323 (__mips16_call_stub_dc_6): New.
4324 (__mips16_call_stub_dc_9): New.
4325 (__mips16_call_stub_dc_10): New.
4327 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4328 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4329 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4331 2007-05-23 Ian Lance Taylor <iant@google.com>
4333 * doc/invoke.texi (Invoking GCC): Document that the order of the
4336 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4339 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4340 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4341 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4345 * config/score/score.c (score_print_operand): Make sure that only
4346 lower bits are used.
4348 2007-05-22 Ian Lance Taylor <iant@google.com>
4350 * tree-vrp.c (avoid_overflow_infinity): New static function,
4351 broken out of set_value_range_to_value.
4352 (set_value_range_to_value): Call avoid_overflow_infinity.
4353 (extract_range_from_assert): Likewise.
4355 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4358 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4359 change the type before looking for a COMPOUND_EXPR.
4361 2007-05-22 Ian Lance Taylor <iant@google.com>
4363 * lower-subreg.c (decompose_multiword_subregs): If we change an
4364 insn, call remove_retval_note on it.
4366 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4368 * regs.h (end_hard_regno): New function.
4369 (END_HARD_REGNO, END_REGNO): New macros.
4370 (add_to_hard_reg_set): New function.
4371 (remove_from_hard_reg_set): Likewise.
4372 (in_hard_reg_set_p): Likewise.
4373 (overlaps_hard_reg_set_p): Likewise.
4374 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4375 (note_btr_set): Use END_HARD_REGNO.
4376 * caller-save.c (setup_save_areas): Use end_hard_regno.
4377 (mark_set_regs): Use END_HARD_REGNO.
4378 (add_stored_regs): Use end_hard_regno.
4379 (mark_referenced_regs): Use add_to_hard_reg_set.
4380 * combine.c (update_table_tick): Use END_REGNO.
4381 (record_value_for_reg): Likewise.
4382 (record_dead_and_set_regs): Likewise.
4383 (get_last_value_validate): Likewise.
4384 (use_crosses_set_p): Likewise.
4385 (reg_dead_at_p_1): Likewise.
4386 (reg_dead_at_p): Likewise.
4387 (mark_used_regs_combine): Use add_to_hard_reg_set.
4388 (move_deaths): Use END_HARD_REGNO.
4389 (reg_bitfield_target_p): Use end_hard_regno.
4390 (distribute_notes): Use END_HARD_REGNO.
4391 * cse.c (mention_regs): Use END_REGNO.
4392 (insert): Use add_to_hard_reg_set.
4393 (invalidate): Use END_HARD_REGNO.
4394 (invalidate_for_call): Likewise.
4395 (exp_equiv_p): Use END_REGNO.
4396 (cse_insn): Likewise.
4397 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4398 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4399 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4400 * function.c (keep_stack_depressed): Use end_hard_regno.
4401 * global.c (global_alloc): Use end_hard_regno.
4402 (global_conflicts): Use add_to_hard_reg_set instead of
4404 (find_reg): Likewise.
4405 (mark_reg_store): Likewise.
4406 (mark_reg_conflicts): Likewise.
4407 (mark_reg_death): Use remove_from_hard_reg_set.
4408 (mark_reg_live_nc): Delete.
4409 (set_preference): Use end_hard_regno.
4410 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4411 remove_from_hard_reg_set.
4412 (post_mark_life): Use add_to_hard_reg_set.
4413 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4414 (reg_becomes_live): Use add_to_hard_reg_set.
4415 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4416 (peep2_find_free_register): Use add_to_hard_reg_set.
4417 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4418 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4419 * regrename.c (note_sets): Use add_to_hard_reg_set.
4420 (clear_dead_regs): Use remove_from_hard_reg_set.
4421 (regrename_optimize): Use add_to_hard_reg_set.
4422 (find_oldest_value_reg): Use in_hard_reg_set_p.
4423 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4424 (hard_reg_set_here_p): Use end_hard_regno.
4425 (decompose): Likewise.
4426 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4427 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4428 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4429 (mark_home_live): Use end_hard_regno.
4430 (spill_hard_reg): Likewise.
4431 (clear_reload_reg_in_use): Likewise.
4432 * reorg.c (delete_prior_computation): Use END_REGNO.
4433 * resource.c (update_live_status): Use END_HARD_REGNO.
4434 (mark_referenced_resources): Use add_to_hard_reg_set.
4435 (mark_set_resources): Likewise.
4436 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4437 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4438 (reg_overlap_mentioned_p): Likewise.
4439 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4440 (covers_regno_no_parallel_p): Use END_REGNO.
4441 (find_regno_note): Likewise.
4442 (find_reg_fusage): Use END_HARD_REGNO.
4443 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4444 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4446 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4448 * mode-switching.c (reg_dies): Change type of second argument to
4450 (optimize_mode_switching): Update accordingly.
4452 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4454 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4456 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4457 (hard_reg_set_empty_p): ...these new functions.
4458 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4459 GO_IF_HARD_REG_SUBSET.
4460 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4461 instead of GO_IF_HARD_REG_EQUAL.
4462 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4463 instead of GO_IF_HARD_REG_EQUAL.
4464 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4465 GO_IF_HARD_REG_SUBSET.
4466 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4467 GO_IF_HARD_REG_EQUAL.
4468 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4469 of GO_IF_HARD_REG_SUBSET.
4470 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4471 instead of GO_IF_HARD_REG_EQUAL.
4472 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4473 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4474 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4475 of GO_IF_HARD_REG_SUBSET,
4476 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4477 GO_IF_HARD_REG_SUBSET.
4478 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4479 instead of GO_IF_HARD_REG_EQUAL.
4480 * config/sh/sh.c (push_regs, calc_live_regs): Use
4481 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4482 (hard_regs_intersect_p): Delete.
4484 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4486 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4488 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4489 Richard Henderson <rth@redhat.com>
4491 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4493 (x86_64-*-*): Likewise.
4495 * i386/i386-modes.def (V2QI): New.
4497 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4499 (override_options): Support SSE4.1.
4500 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4501 (IX86_BUILTIN_BLENDPS): Likewise.
4502 (IX86_BUILTIN_BLENDVPD): Likewise.
4503 (IX86_BUILTIN_BLENDVPS): Likewise.
4504 (IX86_BUILTIN_PBLENDVB128): Likewise.
4505 (IX86_BUILTIN_PBLENDW128): Likewise.
4506 (IX86_BUILTIN_DPPD): Likewise.
4507 (IX86_BUILTIN_DPPS): Likewise.
4508 (IX86_BUILTIN_INSERTPS128): Likewise.
4509 (IX86_BUILTIN_MOVNTDQA): Likewise.
4510 (IX86_BUILTIN_MPSADBW128): Likewise.
4511 (IX86_BUILTIN_PACKUSDW128): Likewise.
4512 (IX86_BUILTIN_PCMPEQQ): Likewise.
4513 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4514 (IX86_BUILTIN_PMAXSB128): Likewise.
4515 (IX86_BUILTIN_PMAXSD128): Likewise.
4516 (IX86_BUILTIN_PMAXUD128): Likewise.
4517 (IX86_BUILTIN_PMAXUW128): Likewise.
4518 (IX86_BUILTIN_PMINSB128): Likewise.
4519 (IX86_BUILTIN_PMINSD128): Likewise.
4520 (IX86_BUILTIN_PMINUD128): Likewise.
4521 (IX86_BUILTIN_PMINUW128): Likewise.
4522 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4523 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4524 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4525 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4526 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4527 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4528 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4529 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4530 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4531 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4532 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4533 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4534 (IX86_BUILTIN_PMULDQ128): Likewise.
4535 (IX86_BUILTIN_PMULLD128): Likewise.
4536 (IX86_BUILTIN_ROUNDPD): Likewise.
4537 (IX86_BUILTIN_ROUNDPS): Likewise.
4538 (IX86_BUILTIN_ROUNDSD): Likewise.
4539 (IX86_BUILTIN_ROUNDSS): Likewise.
4540 (IX86_BUILTIN_PTESTZ): Likewise.
4541 (IX86_BUILTIN_PTESTC): Likewise.
4542 (IX86_BUILTIN_PTESTNZC): Likewise.
4543 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4544 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4545 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4546 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4547 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4549 (bdesc_sse_3arg): Likewise.
4550 (bdesc_2arg): Likewise.
4551 (bdesc_1arg): Likewise.
4552 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4554 (ix86_expand_sse_4_operands_builtin): New.
4555 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4556 smaller than 8 bits as the 2nd arg.
4557 (ix86_expand_sse_ptest): New.
4558 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4559 (ix86_expand_vector_set): Support SSE4.1.
4560 (ix86_expand_vector_extract): Likewise.
4562 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4563 __SSE4_1__ for -msse4.1.
4565 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4566 (UNSPEC_INSERTPS): Likewise.
4567 (UNSPEC_DP): Likewise.
4568 (UNSPEC_MOVNTDQA): Likewise.
4569 (UNSPEC_MPSADBW): Likewise.
4570 (UNSPEC_PHMINPOSUW): Likewise.
4571 (UNSPEC_PTEST): Likewise.
4572 (UNSPEC_ROUNDP): Likewise.
4573 (UNSPEC_ROUNDS): Likewise.
4575 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4577 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4578 (const_pow2_1_to_32768_operand): Likewise.
4580 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4583 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4585 (sse4_1_insertps): Likewise.
4586 (*sse4_1_extractps): Likewise.
4587 (sse4_1_ptest): Likewise.
4588 (sse4_1_mulv2siv2di3): Likewise.
4589 (*sse4_1_mulv4si3): Likewise.
4590 (*sse4_1_smax<mode>3): Likewise.
4591 (*sse4_1_umax<mode>3): Likewise.
4592 (*sse4_1_smin<mode>3): Likewise.
4593 (*sse4_1_umin<mode>3): Likewise.
4594 (sse4_1_eqv2di3): Likewise.
4595 (*sse4_1_pinsrb): Likewise.
4596 (*sse4_1_pinsrd): Likewise.
4597 (*sse4_1_pinsrq): Likewise.
4598 (*sse4_1_pextrb): Likewise.
4599 (*sse4_1_pextrb_memory): Likewise.
4600 (*sse4_1_pextrw_memory): Likewise.
4601 (*sse4_1_pextrq): Likewise.
4602 (sse4_1_blendpd): Likewise.
4603 (sse4_1_blendps): Likewise.
4604 (sse4_1_blendvpd): Likewise.
4605 (sse4_1_blendvps): Likewise.
4606 (sse4_1_dppd): Likewise.
4607 (sse4_1_dpps): Likewise.
4608 (sse4_1_movntdqa): Likewise.
4609 (sse4_1_mpsadbw): Likewise.
4610 (sse4_1_packusdw): Likewise.
4611 (sse4_1_pblendvb): Likewise.
4612 (sse4_1_pblendw): Likewise.
4613 (sse4_1_phminposuw): Likewise.
4614 (sse4_1_extendv8qiv8hi2): Likewise.
4615 (*sse4_1_extendv8qiv8hi2): Likewise.
4616 (sse4_1_extendv4qiv4si2): Likewise.
4617 (*sse4_1_extendv4qiv4si2): Likewise.
4618 (sse4_1_extendv2qiv2di2): Likewise.
4619 (*sse4_1_extendv2qiv2di2): Likewise.
4620 (sse4_1_extendv4hiv4si2): Likewise.
4621 (*sse4_1_extendv4hiv4si2): Likewise.
4622 (sse4_1_extendv2hiv2di2): Likewise.
4623 (*sse4_1_extendv2hiv2di2): Likewise.
4624 (sse4_1_extendv2siv2di2): Likewise.
4625 (*sse4_1_extendv2siv2di2): Likewise.
4626 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4627 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4628 (sse4_1_zero_extendv4qiv4si2): Likewise.
4629 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4630 (sse4_1_zero_extendv2qiv2di2): Likewise.
4631 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4632 (sse4_1_zero_extendv4hiv4si2): Likewise.
4633 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4634 (sse4_1_zero_extendv2hiv2di2): Likewise.
4635 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4636 (sse4_1_zero_extendv2siv2di2): Likewise.
4637 (*sse4_1_zero_extendv2siv2di2): Likewise.
4638 (sse4_1_roundpd): Likewise.
4639 (sse4_1_roundps): Likewise.
4640 (sse4_1_roundsd): Likewise.
4641 (sse4_1_roundss): Likewise.
4642 (mulv4si3): Don't expand for SSE4.1.
4643 (smax<mode>3): Likewise.
4644 (umaxv4si3): Likewise.
4645 (uminv16qi3): Likewise.
4646 (umin<mode>3): Likewise.
4647 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4649 * doc/extend.texi: Document SSE4.1 built-in functions.
4651 * doc/invoke.texi: Document -msse4.1.
4653 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4655 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4656 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4657 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4658 (ASM_SPEC): Add asm_pcrel_spec.
4659 (EXTRA_SPECS): Add asm_pcrel_spec.
4661 2007-05-21 David Daney <ddaney@avtrex.com>
4663 * doc/install.texi (Building a cross compiler): Add requirements
4664 for Java cross compiler.
4666 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4669 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4670 Add loopno argument. Use evolution_function_is_invariant_rec_p
4671 instead of evolution_function_is_constant_p.
4672 Update calls to evolution_function_is_affine_multivariate_p.
4673 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4674 Add loopno argument.
4675 * tree-scalar-evolution.c (gather_chrec_stats): Call
4676 evolution_function_is_affine_multivariate_p with a loop
4678 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4679 (analyze_overlapping_iterations): Likewise.
4680 (access_functions_are_affine_or_constant_p): Likewise.
4681 (build_classic_dist_vector_1): If the access functions
4682 are equal, don't do anything.
4684 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4685 Paolo Carlini <pcarlini@suse.de>
4686 Uros Bizjak <ubizjak@gmail.com>
4688 * c-cppbuiltin.c (c_cpp_builtins): Define
4689 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4690 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4691 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4692 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4694 2007-05-21 Mike Stump <mrs@apple.com>
4696 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4698 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4700 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4702 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4703 implementation if __OPTIMIZE__ is not defined.
4704 (_mm_alignr_pi8): Ditto.
4705 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4706 (_mm_inserti_si64): Ditto.
4707 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4708 (_mm_slli_epi16): Ditto.
4709 (_mm_slli_epi32): Ditto.
4710 (_mm_slli_epi64): Ditto.
4711 (_mm_srai_epi16): Ditto.
4712 (_mm_srai_epi32): Ditto.
4713 (_mm_srli_si128): Ditto.
4714 (_mm_slli_si128): Ditto.
4715 (_mm_srli_epi16): Ditto.
4716 (_mm_srli_epi32): Ditto.
4717 (_mm_srli_epi64): Ditto.
4718 (_mm_extract_epi16): Ditto.
4719 (_mm_insert_epi16): Ditto.
4720 (_mm_shufflehi_epi16): Ditto.
4721 (_mm_shufflelo_epi16): Ditto.
4722 (_mm_shuffle_epi32): Ditto.
4723 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4725 (_mm_insert_pi16): Ditto.
4727 (_mm_shuffle_pi16): Ditto.
4729 (_mm_shufle_ps): Ditto.
4730 (_mm_prefetch): Ditto.
4732 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4734 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4735 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4736 * real.c (encode_i370_single, decode_i370_single,
4737 encode_i370_double, decode_i370_double): Functions removed.
4738 (i370_single_format, i370_double_format): Initializations removed.
4739 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4740 Consider the log2_b field to always be one.
4741 (ieee_single_format, mips_single_format, coldfire_single_format,
4742 ieee_double_format, mips_double_format, coldfire_double_format,
4743 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4744 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4745 ibm_extended_format, mips_extended_format, ieee_quad_format,
4746 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4747 decimal_single_format, decimal_double_format, decimal_quad_format,
4748 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4749 initialization of log2_b.
4750 * real.h (i370_single_format, i370_double_format): Declarations
4752 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4753 field to always be one.
4755 2007-05-21 Andreas Schwab <schwab@suse.de>
4757 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4758 NOTE_INSN_BASIC_BLOCK_P.
4759 (process_for_unwind_directive): Likewise.
4761 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4763 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4764 * function.h (struct function): Move va_list_gpr_size,
4765 va_list_fpr_size, function_frequency to front of bitfields. Add
4767 (current_function_calls_unwind_init): New.
4768 * except.c (expand_builtin_unwind_init): Set
4769 current_function_calls_unwind_init not
4770 current_function_has_nonlocal_label.
4771 * reload1.c (has_nonexceptional_receiver): New.
4772 (reload): Use it and current_function_calls_unwind_init to
4773 determine whether call-saved regs must be saved.
4775 2007-05-20 Jan Hubicka <jh@suse.cz>
4777 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4778 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4779 * ddg.c (create_ddg): LIkewise.
4780 * final.c (final): Remove hunk moving line number notes around since
4781 they are no longer present at this stage.
4782 (final_scan_insn): Use NOTE_KIND instead of
4783 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4784 (output_asm_label): Likewise.
4785 * reorg.c (dbr_schedule): Likewise.
4786 * haifa-sched.c (unlink_other_notes): Likewise.
4787 * mode-switching.c (optimize_mode_switching): Likewise.
4788 * graph.c (start_bb): Likewise.
4789 * rtl.def (NOTE): Update description.
4790 * jump.c (squeeze_notes): Delete.
4791 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4792 NOTE_INSN_BASIC_BLOCK_P when possible.
4793 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4794 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4795 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4796 (dwarf2out_var_location): Likewise.
4797 * cfgbuild.c (make_edges): Likewise.
4798 (find_basic_blocks_1): Likewise.
4799 * function.c (reorder_blocks_1): Likewise.
4800 (epilogue_done): Likewise.
4801 (reposition_prologue_and_epilogue_notes): Likewise.
4802 * print-rtl.c (print_rtx): Likewise; drop code for printing
4804 (print_rtl): Likewise.
4805 (print_rtl_single): Likewise.
4806 * gcse.c (insert_insn_start_bb): Likewise.
4807 * alias.c (init_alias_analysis): Likewise.
4808 * calls.c (fixup_tail_calls): Likewise.
4809 * except.c (sjlj_emit_function_enter): Likewise.
4810 * emit-rtl.c (add_insn_after): Likeiwse.
4811 (emit_label_before): Likewise.
4812 (emit_label_after): Likewise.
4813 (emit_note_before, emit_note_after, emit_note): Update
4814 parameter to be enum insn_note; do not deal with source
4816 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4817 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4819 (merge_blocks_move_successor_nojumps): Simplify now when
4820 we don't have BLOCK notes.
4821 (try_optimize_cfg): Likewise.
4822 * cfglayout.c (skip_insns_after_block): Likewise.
4823 (record_effective_endpoints): Likewise.
4824 (duplicate_insn_chain): Likewise.
4825 * varasm.c (output_constant_pool_1): Likewise.
4826 * sched-deps.c (sched_analyze): Likewise.
4827 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4829 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4830 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4831 (SET_INSN_DELETED): Simplify.
4832 (NOTE_LINE_NUMBER): Exterminate.
4833 (NOTE_LINE_KIND): New.
4834 (NOTE_INSN_BASIC_BLOCK_P): Update.
4835 (enum insn_note): Simplify.
4836 (GET_NOTE_INSN_NAME) Simplify.
4837 (emit_note_before, emit_note_after, emit_note): Update prototype.
4838 (squeeze_notes): Remove.
4839 * sched-int.h (NOTE_NOT_BB_P): Update.
4840 * resource.c (mark_target_live_regs): Update.
4841 * sched-rgn.c (debug_dependencies): Update.
4842 * sched-vis.c (print_insn): Update.
4843 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4844 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4845 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4846 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4847 (split_branches): Update.
4848 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4850 (sh_adjust_unroll_max): Exterminate.
4851 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4852 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4853 (m68hc11_reorg): Likewise.
4854 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4855 (emit_predicate_relation_info): Update.
4856 (process_for_unwind_directive): Update.
4857 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4858 (output_call): Update.
4859 * config/pa/pa.c (output_lbranch): Update.
4860 (output_millicode_call): Update.
4861 (output_call): Update.
4862 (pa_combine_instructions): Update.
4863 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4864 * config/bfin/bfin.c (gen_one_bundle): Update.
4865 * cfgrtl.c (can_delete_note_p): Update.
4866 (delete_insn): Update.
4867 (rtl_merge_blocks): Update.
4868 (commit_one_edge_insertion): Update.
4869 (rtl_verify_flow_info): Update.
4870 * stmt.c (expand_case): Do not call squeeze_notes.
4872 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4879 * c.opt (Wtype-limits): New.
4880 * doc/invoke.texi (Wtype-limits): Document it.
4881 (Wextra): Enabled by -Wextra.
4882 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4883 * c-common.c (shorten_compare): Warn with Wtype-limits.
4885 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4887 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4888 inlined function, not as a macro.
4889 (_mm_alignr_pi8): Ditto.
4890 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4891 (_mm_inserti_si64): Ditto.
4892 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4893 (_mm_extract_epi16): Ditto.
4894 (_mm_insert_epi16): Ditto.
4895 (_mm_shufflehi_epi16): Ditto.
4896 (_mm_shufflelo_epi16): Ditto.
4897 (_mm_shuffle_epi32): Ditto.
4898 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4899 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4901 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4903 (_m_to_float): Use C89 compatible assignment.
4905 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4908 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4910 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4913 * doc/invoke.texi (Wreturn-type): Complete description.
4914 (Wextra): Delete item about return-type warning.
4915 * c-decl.c: Delete redundant Wextra warning.
4917 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4920 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4921 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4922 inlined function, not as a macro.
4923 (_mm_prefetch): Ditto.
4925 (_mm_insert_pi16): Ditto.
4927 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4928 (_m_pshufw): Ditto. Add const to __N argument.
4929 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4930 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4931 (_mm_slli_epi32): Ditto.
4932 (_mm_srli_si128): Implement as always inlined function, not as a
4933 macro. Add __inline to function declaration.
4934 (_mm_slli_si128): Ditto.
4936 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4938 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4939 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4941 (struct fenv): New structure.
4942 (FP_HANDLE_EXCEPTIONS): New define.
4943 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4944 (_FP_DECL_EXP): New define.
4945 (FP_INIT_ROUNDMODE): New define.
4946 (FP_ROUNDMODE): New define.
4948 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4950 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4951 (Wconversion): Update description.
4952 (Wconversion-sign): New.
4953 * c.opt (Wconversion-sign): New.
4954 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4955 means disabled for C++. Otherwise, take the status of Wconversion.
4956 * c-common.c (conversion_warning): Warn with either Wconversion or
4958 (warnings_for_convert_and_check): Conditions are already checked by
4960 (convert_and_check): Don't check warnings if the conversion failed.
4962 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4963 Anatoly Sokolov <aesok@dol.ru>
4965 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4966 avr_epilogue_uses) : Add declaration.
4967 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4968 * config/avr/constraints.md (R): New constraint.
4969 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4970 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4971 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4972 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4973 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4974 call_prologue_saves, epilogue_restores, return_from_epilogue,
4975 return_from_main_epilogue, return_from_interrupt_epilogue,
4976 return_from_naked_epilogue, prologue, epilogue): New patterns.
4977 (jump): Handle symbol reference.
4978 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4979 avr_output_function_prologue, avr_output_function_epilogue): Remove
4981 (avr_init_machine_status, expand_prologue, expand_epilogue,
4982 avr_asm_function_end_prologue, avr_epilogue_uses,
4983 avr_asm_function_begin_epilogue): New functions.
4984 (prologue_size, epilogue_size, jump_tables_size): Remove global
4986 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4987 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4988 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4989 (avr_override_options): Initialise init_machine_status.
4990 (output_movhi): Handle all stack pointer loads.
4991 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4992 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4993 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4994 (EPILOGUE_USES) Redefine.
4995 (machine_function) Declare.
4997 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4999 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5000 Use a single return statement.
5002 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5005 * builtins.c (do_mpfr_lgamma_r): New.
5006 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5007 * tree.h (CASE_FLT_FN_REENT): New.
5009 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5011 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5012 (output_die): Use 'unsigned long' with %x.
5013 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5014 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5015 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5017 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5019 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5025 true if function has no argument.
5027 2007-05-18 DJ Delorie <dj@redhat.com>
5029 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5030 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5032 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5034 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5035 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5036 count_trailing_zeros.
5037 (__i386__): Implement count_leading_zeros using __builtin_clz().
5038 Implement count_trailing_zeros usign __builtin_ctz().
5040 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5042 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5044 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5047 * expr.c (emit_move_change_mode): Change mode of push operands here.
5049 2007-05-17 Ian Lance Taylor <iant@google.com>
5051 PR tree-optimization/31953
5052 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5054 (set_value_range_to_null): Call set_value_range_to_value.
5055 (extract_range_from_comparison): Likewise.
5057 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5059 * toplev.c (print_version): Output GMP/MPFR version info.
5061 * builtins.c (CASE_MATHFN_REENT): New macro.
5062 (mathfn_built_in): Use it.
5063 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5064 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5065 BUILT_IN_LGAMMAL_R): New.
5066 * doc/extend.texi: Document new builtins.
5069 * builtins.c (do_mpfr_remquo): New.
5070 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5071 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5074 * builtins.c (fold_builtin_1): Handle y0, y1.
5075 (fold_builtin_2): Handle yn.
5078 * builtins.c (do_mpfr_bessel_n): New.
5079 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5080 (fold_builtin_2): Handle BUILT_IN_JN.
5082 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5085 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5086 TYPE_PRECISION (intmax_type_node).
5088 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5091 * reload.c (subst_reloads): Remove checking.
5093 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5095 PR rtl-optimization/31691
5096 * combine.c (simplify_set): Build a new src pattern instead of
5097 substituting its operands in the COMPARE case.
5099 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5101 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5102 (execute_vrp): Preserve loops through jump threading.
5103 * tree-ssa-threadupdate.c (thread_single_edge,
5104 dbds_continue_enumeration_p, determine_bb_domination_status,
5105 thread_through_loop_header): New functions.
5106 (create_edge_and_update_destination_phis,
5107 create_edge_and_update_destination_phis): Set loops for the new blocks.
5108 (prune_undesirable_thread_requests): Removed.
5109 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5111 (thread_block): Do not call prune_undesirable_thread_requests.
5113 (mark_threaded_blocks): Select edges to thread here.
5114 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5115 Thread edges through loop headers independently.
5116 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5117 * tree-pass.h (TODO_mark_first_instance): New.
5118 (first_pass_instance): Declare.
5119 * cfghooks.c (duplicate_block): Put the block to the original loop
5120 if copy is not specified.
5121 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5122 jump threading. Pass may_peel_loop_headers to
5123 thread_through_all_blocks according to first_pass_instance.
5124 * cfgloop.h (create_preheader): Declare.
5125 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5126 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5127 * passes.c (first_pass_instance): New variable.
5128 (next_pass_1): Set TODO_mark_first_instance.
5129 (execute_todo): Set first_pass_instance.
5131 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5133 PR tree-optimization/24659
5134 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5135 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5136 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5137 OTI_vec_pack_ufix_trunc.
5138 (vec_unpacks_float_hi_optab): Define new macro.
5139 (vec_unpacks_float_lo_optab): Ditto.
5140 (vec_unpacku_float_hi_optab): Ditto.
5141 (vec_unpacku_float_lo_optab): Ditto.
5142 (vec_pack_sfix_trunc_optab): Ditto.
5143 (vec_pack_ufix_trunc_optab): Ditto.
5144 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5145 and vec_pack_[s|u]fix_trunc_optab using
5146 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5147 * tree-vectorizer.c (supportable_widening_operation): Handle
5148 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5149 (supportable_narrowing_operation): New function.
5150 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5151 * tree-vect-transform.c (vectorizable_conversion): Handle
5152 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5153 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5154 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5155 to check for target support.
5156 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5157 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5158 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5159 for VEC_PACK_FIX_TRUNC_EXPR.
5160 (expand_binop): Special case mode of the result for
5161 vec_pack_[u|s]fix_trunc_optab.
5162 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5163 vec_pack_[u|s]fix_trunc_optab.
5165 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5166 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5167 * tree-pretty-print.c (dump_generic_node): Handle
5168 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5169 VEC_PACK_FIX_TRUNC_EXPR.
5171 * expr.c (expand_expr_real_1): Ditto.
5172 * tree-inline.c (estimate_num_insns_1): Ditto.
5173 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5175 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5176 (vec_unpacks_float_lo_v8hi): Ditto.
5177 (vec_unpacku_float_hi_v8hi): Ditto.
5178 (vec_unpacku_float_lo_v8hi): Ditto.
5179 (vec_unpacks_float_hi_v4si): Ditto.
5180 (vec_unpacks_float_lo_v4si): Ditto.
5181 (vec_pack_sfix_trunc_v2df): Ditto.
5183 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5185 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5186 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5187 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5188 [vec_pack_ufix_trunc]: Ditto.
5189 [vec_unpacks_float_hi]: Ditto.
5190 [vec_unpacks_float_lo]: Ditto.
5191 [vec_unpacku_float_hi]: Ditto.
5192 [vec_unpacku_float_lo]: Ditto.
5194 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5196 * soft-fp/README: Update for new files.
5197 * soft-fp/floattisf.c: New file.
5198 * soft-fp/floattidf.c: New file.
5199 * soft-fp/floattitf.c: New file.
5200 * soft-fp/floatuntisf.c: New file.
5201 * soft-fp/floatuntidf.c: New file.
5202 * soft-fp/floatuntitf.c: New file.
5203 * soft-fp/fixsfti.c: New file.
5204 * soft-fp/fixdfti.c: New file.
5205 * soft-fp/fixtfti.c: New file.
5206 * soft-fp/fixunssfti.c: New file.
5207 * soft-fp/fixunsdfti.c: New file.
5208 * soft-fp/fixunstfti.c: New file.
5209 * soft-fp/extendxftf.c: New file.
5210 * soft-fp/trunctfxf.c: New file.
5212 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5213 (__trunctfxf2): Ditto.
5215 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5216 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5217 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5218 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5219 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5220 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5222 * config/i386/t-fprules-softfp64: New file.
5223 * config/i386/sfp-machine.h: New file.
5224 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5225 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5226 and soft-fp/t-softfp to tmake_file.
5227 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5228 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5230 * config/i386/t-linux64 (softfp_wrap_start): New.
5231 (softfp_wrap_end): New.
5232 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5233 supported for TARGET_64BIT.
5235 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5237 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5238 c_common_unsigned_type behavior.
5240 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5242 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5245 2007-05-16 Eric Christopher <echristo@apple.com>
5247 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5248 saving after stack push. Set sp_offset whenever we push.
5249 (rs6000_emit_epilogue): Move altivec register restore before
5252 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5254 * configure.ac: Allow sysroots to be relocated under $prefix as
5255 well as $exec_prefix.
5256 * configure: Regenerate.
5258 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5262 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5264 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5265 (gcc_tooldir): Likewise.
5266 * configure: Regenerate.
5267 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5268 old configure.ac gcc_tooldir setting.
5269 (prefix_to_exec_prefix): New variable.
5270 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5271 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5273 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5275 * c-typeck.c (build_binary_op): Return early for error.
5277 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5279 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5280 struct nb_iter_bound.
5281 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5282 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5283 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5284 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5285 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5286 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5287 (del_scev_info): Use ggc_free.
5288 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5289 * loop-init.c: Include ggc.h.
5290 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5291 (loop_optimizer_finalize): Use ggc_free.
5292 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5293 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5294 pass_iv_optimize): Add TODO_ggc_collect.
5295 * function.h (struct function): Remove skip marker from
5297 * cfgloop.c: Include ggc.h.
5298 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5300 (establish_preds): Vector superloops is gc allocated.
5301 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5303 (flow_loops_find): Vector larray is gc allocated.
5304 (loop_exit_free): Use ggc_free.
5305 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5306 that head of exits list is now not a part of struct loop.
5307 (record_loop_exits): Allocate exits table in gc memory.
5308 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5309 that head of exits list is now not a part of struct loop.
5310 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5311 struct loop_exit): Add GTY marker.
5312 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5313 Add skip marker to aux field. Make head of exits list a separate
5315 (struct loops): Add GTY marker. Make larray vector gc allocated.
5316 Add param marker to exits table.
5317 (get_loops): Type changed.
5318 * Makefile.in (tree-scalar-evolution.o): Add
5319 gt-tree-scalar-evolution.h dependency.
5320 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5321 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5322 * basic-block.h (struct basic_block_def): Remove skip marker from
5325 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5327 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5328 of 0 in the call to expand_expr().
5329 (expand_builtin_mathfn_3): Ditto.
5330 (expand_builtin_interclass_mathfn): Ditto.
5331 (expand_builtin_cexpi): Ditto.
5332 (expand_builtin_int_roundingfn): Ditto.
5333 (expand_builtin_int_roundingfn_2): Ditto.
5334 (expand_builtin_pow): Ditto.
5335 (expand_builtin_powi): Ditto.
5336 (expand_builtin_bswap): Ditto.
5337 (expand_builtin_unop): Ditto.
5338 (expand_builtin_fabs): Ditto.
5339 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5340 the call to expand_expr().
5341 (expand_builtin_sync_operation): Ditto.
5342 (expand_builtin_compare_and_swap): Ditto.
5343 (expand_builtin_lock_test_and_set): Ditto.
5344 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5345 instead of 0 in the call to expand_expr().
5346 (expand_builtin_extract_return_addr): Ditto.
5347 (expand_builtin_eh_return): Ditto.
5348 (expand_eh_return): Ditto.
5349 * explow.c (expr_size): Ditto.
5350 * expr.c (optimize_bitfield_assignment_op): Ditto.
5351 (expand_assignement): Ditto.
5352 (store_expr): Ditto.
5353 (store_field): Ditto.
5354 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5355 the call to expand_expr().
5356 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5357 in the call to expand_expr().
5358 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5359 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5360 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5362 * optabs.c (expand_vec_shift_expr): Ditto.
5363 (expand_vec_cond_expr): Ditto.
5364 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5365 call to expand_expr().
5366 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5367 in the call to expand_expr().
5369 2007-05-14 Dave Korn <dave.korn@artimi.com>
5371 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5373 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5375 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5376 instead of c_common_unsigned_type.
5377 (c_common_unsigned_type): Remove.
5378 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5379 c_common_unsigned_type.
5380 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5381 c_common_unsigned_type.
5382 * c-common.h (c_common_unsigned_type): Remove.
5383 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5384 c_common_unsigned_type.
5385 * c-format.c (check_format_types): Use unsigned_type_for instead of
5386 c_common_unsigned_type.
5387 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5388 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5389 of c_common_unsigned_type.
5390 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5391 lang_hooks.types.unsigned_type.
5392 * expmed.c (make_tree): Use unsigned_type_for instead of
5393 lang_hooks.types.unsigned_type.
5394 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5395 lang_hooks.types.unsigned_type.
5396 (build_range_check): Likewise.
5397 (fold_unary): Likewise.
5398 (fold_binary): Likewise.
5399 (fold_ternary): Likewise.
5400 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5401 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5402 * tree.c (get_unsigned_type): New.
5403 (unsigned_type_for): Use get_unsigned_type instead of
5404 lang_hooks.types.unsigned_type.
5406 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5408 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5409 to m68k_get_function_kind. Update its prototype.
5410 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5412 (m68k_interrupt_function_p): Return enum m68k_function_type
5413 instead of bool. Rename to m68k_get_function_kind.
5414 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5416 (m68k_compute_frame_layout): Don't mark any register for save
5417 if an interrupt_thread attribute is specified.
5418 (m68k_hard_regno_rename_ok): Update a use of
5419 m68k_interrupt_function_p.
5420 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5421 m68k_interrupt_function_p.
5422 (m68k_function_type): New.
5423 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5424 for a function with an interrupt_thread attribute.
5425 * doc/extend.texi: Document the interrupt_thread attribute.
5427 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5429 Fix PR tree-optimization/31911
5430 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5431 if they didn't change the expression.
5433 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5435 * tree-scalar-evolution.c (resolve_mixers): Exported.
5436 * tree-scalar-evolution.h (resolve_mixers): Declare.
5437 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5438 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5439 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5440 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5441 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5442 strip_conversion, analyze_offset_expr, address_analysis,
5443 object_analysis, analyze_offset): Removed.
5444 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5445 split_constant_offset, canonicalize_base_object_address,
5446 object_address_invariant_in_loop_p, disjoint_objects_p,
5447 dr_may_alias_p, dr_address_invariant_p): New functions.
5448 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5449 and dr_analyze_alias.
5450 (initialize_data_dependence_relation): Use dr_may_alias_p
5451 and object_address_invariant_in_loop_p.
5452 (compute_self_dependence): Handle the case when
5453 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5454 (find_data_references_in_stmt): Restrict the analysis of data
5455 references to the given loop nest.
5456 (find_data_references_in_loop): Made static. Pass loop nest to
5457 find_data_references_in_stmt.
5458 (compute_data_dependences_for_loop): Use DR_VOPS.
5459 (free_data_ref): Free DR_VOPS.
5460 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5461 (struct innermost_loop_behavior): ... new.
5462 (struct base_object_info): Replaced by ...
5463 (struct indices): ... new.
5464 (struct dr_alias): New.
5465 (enum data_ref_type): Removed.
5466 (struct data_reference): Consist of struct innermost_loop_behavior,
5467 struct indices and struct dr_alias.
5468 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5469 (DR_MEMTAG): Renamed to ...
5470 (DR_SYMBOL_TAG): ... this.
5471 (find_data_references_in_loop): Declaration removed.
5472 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5473 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5474 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5475 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5477 2007-05-13 Revital Eres <eres@il.ibm.com>
5479 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5480 which walks virtual def-use chains to find redundant stores.
5481 (dse_optimize_stmt): Call it.
5483 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5485 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5486 * passes.c (init_optimization_passes): Move pass_jump_bypass
5489 * basic-block.h (bb_has_eh_pred): Fix style issue.
5491 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5493 PR rtl-optimization/31848
5494 * loop-invariant.c (move_invariant_reg): If we move an insn
5495 with a REG_EQUAL note, and that insn is not always executed,
5496 remove the REG_EQUAL note.
5498 2007-05-12 Richard Guenther <rguenther@suse.de>
5500 PR tree-optimization/31797
5501 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5502 propagate into a stmt that has volatile ops.
5504 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5506 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5507 (gcc_tooldir): Likewise.
5508 * configure: Regenerate.
5509 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5510 old configure.ac gcc_tooldir setting.
5511 (prefix_to_exec_prefix): New variable.
5512 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5513 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5515 2007-05-11 Silvius Rus <rus@google.com>
5517 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5518 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5519 * c-common.h (strict_aliasing_warning): Change return type.
5520 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5521 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5522 (build_c_cast): Condition call to strict_aliasing_warning.
5523 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5524 * flags.h (set_Wstrict_aliasing): Declare.
5525 * opts.c (set_Wstrict_alising): Define, add call to.
5526 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5527 * tree-ssa-alias-warnings.c: New file.
5528 * tree-ssa-alias.c (compute_may_aliases): Add call to
5529 strict_aliasing_warning_backend.
5531 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5533 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5534 Use loop_depth and loop_outer accessor functions.
5535 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5536 determine_invariantness_stmt, move_computations_stmt): Ditto.
5537 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5538 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5539 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5540 * tree-scalar-evolution.c (interpret_loop_phi,
5541 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5542 instantiate_parameters_1, scev_const_prop): Ditto.
5543 * cfghooks.c (make_forwarder_block): Ditto.
5544 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5545 * modulo-sched.c (loop_canon_p): Ditto.
5546 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5547 slpeel_can_duplicate_loop_p): Ditto.
5548 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5549 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5550 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5551 cancel_loop, verify_loop_structure): Ditto.
5552 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5553 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5554 superloops vector instead of "pred" array.
5555 (establish_preds): Take father loop as an argument. Initialize the
5557 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5558 Do not initialize loop->outer.
5559 (flow_loop_tree_node_remove): Truncate the superloops vector.
5560 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5561 "pred" merged to "superloops" vector.
5562 (loop_depth, loop_outer): New.
5563 (fel_init): Use loop_outer.
5565 2007-05-11 Jan Hubicka <jh@suse.cz>
5567 * cgraphunit.c: Include gt-cgraphunit.h
5568 (static_ctors, static_dtors): New static vars.
5569 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5570 based on implementation in c-common.c
5571 (cgraph_finalize_function): Call record_cdtor_fn.
5572 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5573 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5574 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5575 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5576 build_cdtor, c_build_cdtor_fns): Remove.
5577 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5578 c_build_cdtor_fns): Remove prototype.
5580 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5583 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5584 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5585 * builtins.c (fold_builtin_memchr): New.
5586 (expand_builtin_memchr): Call the latter.
5587 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5588 * doc/extend.texi ([Other built-in functions provided by GCC]):
5591 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5593 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5594 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5595 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5596 PFPO_OP1_TYPE_SHIFT): Constants added.
5597 (DFP_ALL): Mode macro defined.
5598 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5599 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5600 Insn definitions added.
5601 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5602 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5605 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5607 PR tree-optimization/31885
5608 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5609 NULL_TREE to be undetermined.
5610 (automatically_generated_chrec_p): Return false for NULL.
5612 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5614 * config/bfin/bfin.h (MOVE_RATIO): Define.
5616 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5618 * config.gcc (sparc-wrs-vxworks): New target.
5619 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5620 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5621 * config/sparc/sparc.h: Include vxworks-dummy.h.
5622 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5623 include LABEL_REFs too.
5624 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5625 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5627 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5629 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5630 (sparc_emit_call_insn): New function.
5631 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5632 functions when generating VxWorks PIC.
5633 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5634 (call, call_value): Use sparc_emit_call_insn instead of
5637 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5639 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5641 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5643 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5644 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5645 split_double instead of operand_subword.
5647 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5649 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5650 * config/bfin/bfin.c (bfin_local_alignment): New function.
5651 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5653 2007-05-08 Chao-ying Fu <fu@mips.com>
5655 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5656 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5657 (smsub_widen_optab, umsub_widen_optab): Define.
5658 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5660 * genopinit.c (optabs): Fill in smsub_widen_optab and
5662 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5663 and umsub_widen_optab to implement multiply-subtract sequences.
5664 * config/mips/mips.md (*msac<u>_di): Rename to...
5665 (<u>msubsidi4): ...this. Extend condition to include
5666 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5667 of operand 0 to "ka" and use the three-operand form of msub<u>
5669 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5672 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5674 PR rtl-optimization/28011
5675 * reload.c (push_reload): Set dont_share if IN appears in OUT
5676 also when IN is a PLUS rtx.
5677 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5680 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5682 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5683 call unshare_all_decls.
5684 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5685 (unshare_all_decls): Remove.
5687 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5690 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5693 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5694 Nigel Stephens <nigel@mips.com>
5696 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5697 Update comments and all uses.
5698 (MIN_FPRS_PER_FMT): Define.
5699 * config/mips/mips.c (function_arg): Fix to correctly handle
5700 the -mips32r2 -mfp64 -mabi=32 case.
5701 (override_options): Enable use of odd-numbered registers for
5702 SFmode values on MIPS32.
5703 (mips_save_reg_p): Save whole floating-point register pair if
5704 either half is used.
5705 (compute_frame_size): Fix comment.
5707 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5709 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5710 argument of type bool.
5711 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5712 argument. Safely select temporary P register according to it.
5713 (do_link): Change call site of add_to_reg accordingly.
5714 (do_unlink): Add epilogue_p as a fourth argument and pass it
5716 (expand_interrupt_handler_epilogue): Change call of do_unlink
5718 (bfin_expand_prologue): Add a third argument sibcall_p.
5719 * config/bfin/bfin.md (epilogue): Change call of
5720 bfin_expand_epilogue accordingly.
5721 (sibcall_epilogue): Likewise.
5722 (eh_return_internal): Likewise.
5724 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5725 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5726 * config/bfin/bfin.c (bfin_handle_option): Handle
5727 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5728 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5729 Support bf534, bf536 and bf561.
5730 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5732 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5735 * config/i386/i386.c (ix86_function_regparm): Process local
5736 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5738 2007-05-07 Mike Stump <mrs@apple.com>
5740 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5741 also checks for and while statements in C++.
5743 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5745 * gcc.c (at_file_supplied): New variable.
5746 (main): Set it if we expanded argv.
5747 (do_spec_1): Pass an @-file to the linker if we were called with
5748 an @-file argument and HAVE_GNU_LD.
5749 * collect2.c (at_file_supplied): New variable.
5750 (response_file): New variable.
5751 (collect_exit): Unlink response_file if necessary.
5752 (handler): Likewise.
5753 (do_wait): Likewise.
5754 (main): Set at_file_supplied if we expanded argv.
5755 (collect_execute): Pass an @-file to subprocesses if we were called
5756 with an @-file argument.
5757 * configure.ac: Add define for HAVE_GNU_LD.
5758 * configure: Regenerate.
5759 * config.in: Regenerate.
5761 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5763 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5769 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5771 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5772 (TARGET_ENCODE_SECTION_INFO): Re-define.
5773 (m32c_encode_section_info): New
5774 (function_vector_handler): New
5775 (current_function_special_page_vector): New
5776 (m32c_special_page_vector_p): New.
5777 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5779 * config/m32c/jump.md: Added instruction JSRS for functions
5780 with attribute "function_vector".
5781 * doc/extend.texi (function_vector): Added description
5782 for M16C, M32C targets.
5784 2007-05-07 DJ Delorie <dj@redhat.com>
5787 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5788 ashrpsi3, lshrpsi3): Update shift count constraint.
5790 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5791 Nathan Froyd <froydnj@codesourcery.com>
5794 * c-incpath.c (add_path): Strip trailing path separators.
5796 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5798 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5799 Free dominance info before purging EH edges.
5800 (eliminate_degenerate_phis): Likewise.
5801 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5803 2007-05-07 Jan Hubicka <jh@suse.cz>
5805 * gimplify.c (gimplify_expr): Do not crash when folding
5806 (void *)(int)&a + 4.
5808 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5811 * c-opts.c (lang_fortran): Make it non static.
5812 * c-common.h (lang_fortran): New prototype.
5813 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5814 -lang-fortran option was passed by the driver.
5816 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5818 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5819 of ASSERT_CHECKING. Tweak message.
5821 2007-05-06 Revital Eres <eres@il.ibm.com>
5824 * loop-unroll.c (insert_var_expansion_initialization):
5825 Initialize the expansions with -zero instead of +zero.
5827 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5829 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5830 into pic and non-pic versions. Mark r19 as used for
5831 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5832 for tgd_load, tld_load and tie_load .
5833 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5834 version of tgd_load, tld_load and tie_load depending on the
5837 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5838 Jakub Jelinek <jakub@redhat.com>
5840 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5841 (__do_global_dtors_aux): Use more paranoid loop to run
5842 destructors if HIDDEN_DTOR_LIST_END.
5843 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5845 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5847 * varasm.c (align_variable): Don't increase alignment for
5848 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5849 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5851 2007-05-04 Josh Conner <jconner@apple.com>
5853 * basic-block.h (cdi_direction): Assign values to all enumeration
5855 (dom_computed): Remove.
5856 (dom_info_state): New.
5857 (set_dom_info_availability): New.
5858 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5859 walk_data.dom_direction.
5860 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5861 instead of dom_computed[].
5862 (split_edge): Likewise.
5863 (create_basic_block): Likewise.
5864 (merge_blocks): Likewise.
5865 * ifcvt.c (find_if_header): Likewise.
5866 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5867 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5868 * tree-ssa.c (verify_ssa): Likewise.
5869 * tree-cfg.c (tree_verify_flow_info): Likewise.
5870 (remove_edge_and_dominated_blocks): Likewise.
5871 * dominance.c (dom_computed): Make static.
5872 (calc_dfs_tree_nonrec): Change third param to a bool.
5873 (calc_dfs_tree): Change second param to a bool.
5874 (calc_idioms): Change second param to a bool. Use
5875 dom_convert_dir_to_idx.
5876 (init_dom_info): Validate dir before using.
5877 (dom_convert_dir_to_idx): New.
5878 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5879 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5880 (free_dominance_info): Use dom_convert_dir_to_idx.
5881 (get_immediate_dominator): Likewise.
5882 (set_immediate_dominator): Likewise.
5883 (get_dominated_by): Likewise.
5884 (redirect_immediate_dominators): Likewise.
5885 (nearest_common_denominator): Likewise.
5886 (dominated_by_p): Likewise.
5887 (bb_dom_dfs_in): Likewise.
5888 (bb_dom_dfs_out): Likewise.
5889 (recount_dominator): Likewise.
5890 (iterate_fix_dominators): Likewise.
5891 (add_to_dominance_info): Likewise.
5892 (delete_from_dominance_info): Likewise.
5893 (first_dom_son): Likewise.
5894 (next_dom_son): Likewise.
5895 (dom_info_available_p): Likewise.
5896 (dom_info_state): New.
5897 (set_dom_info_availability): New.
5899 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5901 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5903 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5905 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5907 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5908 (subdi3, subdi_carry): Delete.
5910 2007-05-04 Jan Hubicka <jh@suse.cz>
5911 Richard Guenther <rguenther@suse.de>
5913 * opts.c (decode_options): Do not fiddle with inlining
5914 parameters in case of optimizing for size.
5915 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5916 for size do nothing.
5917 (cgraph_decide_inlining_of_small_function): When optimizing for
5918 size never inline functions increasing caller size.
5919 (cgraph_early_inlining): Inline for size when optimizing for size.
5921 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5923 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5924 logical operations piecewise.
5925 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5926 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5927 subdi_sesidi_di): Delete.
5928 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5929 the generated sequence. Allow three-reg add in constraints. Rewrite
5930 the rtl expression for carry to avoid zero_extend of a constant.
5931 (sub_with_carry): New pattern.
5932 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5933 different sequence not involving jumps.
5934 (notbi): Now a named pattern.
5936 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5938 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5939 Add the note about a significant loss of accuracy of some
5940 mathematical routines when these options are used.
5942 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5944 * haifa-sched.c (rtx_vec_t): New typedef.
5945 (contributes_to_priority_p): Extract piece of priority () into new
5947 (priority): Use the function. Add assertion.
5948 (rank_for_schedule, set_priorities): Add assertion to check that
5949 insn's priority is initialized.
5950 (clear_priorities, calc_priorities): Change signature. Make it update
5951 all relevant insns. Update all callers ('add_to_speculative_block ()'
5952 and 'create_block_check_twin ()').
5953 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5954 Add new field 'priority_status'.
5955 (INSN_PRIORITY_STATUS): New macro.
5956 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5958 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5960 * sched-ebb.c (debug_ebb_dependencies): New static function.
5961 (init_ready_list): Use it.
5963 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5964 with changed signature and 'debug_rgn_dependencies ()'.
5965 (debug_rgn_dependencies): New static function.
5966 (init_ready_list): Use it.
5968 * sched-int.h (debug_dependencies): Declare.
5970 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5972 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5974 2007-05-04 Dirk Mueller <dmueller@suse.de>
5976 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5978 2007-05-03 Jan Hubicka <jh@suse.cz>
5980 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
5981 ((T1)X op (T1)Y), for pointer type in more cases than before.
5983 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5985 * tree-object-size.c (plus_expr_object_size): When operand size is
5986 unknown, return unknown.
5988 2007-05-03 Dirk Mueller <dmueller@suse.de>
5990 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5992 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5995 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5997 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5999 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6001 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6003 * config/soft-fp/double.h, config/soft-fp/extended.h,
6004 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6005 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6006 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6007 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6010 2007-05-03 Ian Lance Taylor <iant@google.com>
6012 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6013 MASK_PPC_GFXOPT for 8540 or 8548.
6015 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6017 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6018 vect_print_dump_info() to output debug information.
6020 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6023 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6024 operands of size 2 when operand is not MEM_P.
6026 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6028 PR tree-optimization/30565
6029 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6031 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6033 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6034 (umulsi3_highpart): Use them.
6035 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6036 for final accumulator to D regisster tranfser.
6038 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6040 PR tree-optimization/31699
6041 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6043 (vect_enhance_data_refs_alignment): Compute peel amount using
6044 TYPE_VECTOR_SUBPARTS instead of vf.
6045 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6047 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6050 * system.h: Remove inclusion of double-int.h
6051 * tree.h: Include double-int.h
6052 * gengtype.c: Likewise
6053 * cfgloop.h: Likewise
6054 * Makefile.in: Adjust dependencies on double-int.h
6056 2007-05-02 Eric Christopher <echristo@apple.com>
6058 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6059 -shared to -Zdynamiclib.
6061 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6064 * c-common.c (strip_pointer_or_array_types): New function.
6065 * c-common.h (strip_pointer_or_array_types): New function declaration.
6067 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6069 PR tree-optimization/31771
6070 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6072 2007-05-02 Paul Brook <paul@codesourcery.com>
6074 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6076 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6079 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6082 2007-05-02 Nick Clifton <nickc@redhat.com>
6084 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6086 2007-05-02 Richard Guenther <rguenther@suse.de>
6088 PR tree-optimization/31146
6089 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6090 argument, single_use_p. If we have a single use that is
6091 a conversion to the definition rhs type, propagate that rhs.
6092 (forward_propagate_addr_expr): Pass single_use_p argument
6093 to forward_propagate_addr_expr_1.
6095 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6097 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6100 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6102 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6103 'AMD Family 10 core'.
6105 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6107 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6108 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6109 with SSE3 instruction set support.
6110 * doc/invoke.texi: Likewise.
6112 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6114 * config/i386/i386.c (override_options): Tuning 32-byte loop
6115 alignment for amdfam10 architecture. Increasing the max loop
6116 alignment to 24 bytes.
6118 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6120 * config/m68k/constraints.md: New.
6121 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6122 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6123 EXTRA_CONSTRAINT): Remove.
6124 * config/m68k/m68k.md: Include constraints.md.
6125 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6127 2007-05-01 Ian Lance Taylor <iant@google.com>
6129 PR tree-optimization/31739
6130 * tree-vrp.c (vrp_val_is_max): New static function.
6131 (vrp_val_is_min): New static function.
6132 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6134 (set_value_range): Use vrp_val_is_{max,min}.
6135 (extract_range_from_assert): Likewise.
6136 (extract_range_from_binary_expr): Likewise.
6137 (extract_range_from_unary_expr): Likewise.
6138 (dump_value_range, vrp_meet): Likewise.
6139 (vrp_visit_phi_node): Likewise.
6140 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6142 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6144 * config/i386/gmon-sol2.c (size_t): New type.
6145 (intptr_t): Likewise.
6146 (s_textsize): Declare as size_t.
6148 (monstartup): Use size_t for sizes.
6149 (_mcount): Save and restore registers.
6150 (internal_mcount): Pass 0 as the first argument to monstartup
6152 (moncontrol): Convert pointer to appropriately sized integer
6153 before passing to profil.
6155 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6157 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6158 __NO_FPRS__, not just if _SOFT_DOUBLE.
6159 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6160 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6161 also for E500 double.
6162 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6163 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6166 2007-05-01 Richard Guenther <rguenther@suse.de>
6168 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6171 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6173 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6175 2007-05-01 Jan Hubicka <jh@suse.cz>
6177 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6180 2007-05-01 Jan Hubicka <jh@suse.cz>
6182 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6183 (maybe_fold_offset_to_reference): Declare.
6184 * fold-const.c (fold_unary): Do not fold
6185 (type *)&A into &A->field_of_type_and_offset_0
6186 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6187 size is unknown, give up.
6188 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6190 (maybe_fold_offset_to_reference): New.
6191 (maybe_fold_stmt_indirect): Use it.
6192 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6193 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6195 (gimplify_expr): Likewise for plus_expr.
6197 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6199 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6200 bsi_after_labels. Always insert statements before bsi.
6201 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6202 * predict.c (apply_return_prediction): Check for empty blocks.
6203 * cfgexpand.c (lab_rtx_for_bb): New variable.
6204 (label_rtx_for_bb): Do not create new tree labels.
6205 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6206 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6207 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6209 (label_for_bb): Add field used.
6210 (update_eh_label, main_block_label): Mark the label used.
6211 (cleanup_dead_labels): Remove unused labels.
6213 2007-05-01 Richard Guenther <rguenther@suse.de>
6215 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6216 if it is not about to be set.
6217 (get_value_range): Do not pre-allocate equiv bitmap.
6218 (update_value_range): No need to clear equiv field.
6219 (add_equivalence): Change prototype to get bitmap pointer.
6220 Allocate bitmap here if it is not already.
6221 (extract_range_from_assert): Do not allocate bitmap here.
6222 Update callers to add_equivalence.
6223 (extract_range_from_ssa_name): Likewise.
6224 (get_vr_for_comparison): New static helper.
6225 (compare_name_with_value): Handle NULL equiv bitmap by
6226 peeling the first iteration of the comparison loop.
6227 Use get_vr_for_comparison.
6228 (compare_names): Handle NULL equiv bitmaps by using fake
6229 ones. Use get_vr_for_comparison.
6231 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6233 * double-int.c (mpz_set_double_int): Moved from
6234 tree-ssa-loop-niter.c.
6235 (mpz_get_double_int): Likewise; also, add option to wrap
6236 out-of-range integers.
6237 * double-int.h: New prototypes for above.
6238 * tree.c (get_static_type_bounds): Moved from
6239 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6240 TYPE_MAX_VALUE if they exist..
6241 * tree.h: New prototype for above.
6242 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6243 get_type_bounds calls.
6244 (mpz_set_double_int): Move to double-int.c.
6245 (get_type_bounds): Move to tree.c, rename to
6246 get_static_type_bounds.
6247 (mpz_to_double_int): Move to double-int.c, rename to
6250 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6252 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6253 DIV0 exception can fall through to a normal return.
6255 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6259 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6260 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6261 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6262 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6263 initialize align to silence bogus warning.
6264 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6265 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6267 (struct sra_walk_fns): Remove use_all parameter from use.
6268 (sra_hash_tree): Handle BIT_FIELD_REFs.
6269 (sra_elt_hash): Don't hash bitfld blocks.
6270 (sra_elt_eq): Skip them in parent compares as well. Handle
6272 (sra_walk_expr): Don't maintain or pass down use_all_p.
6273 (scan_use): Remove use_all parameter.
6274 (scalarize_use): Likewise. Re-expand assignment to
6275 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6276 output, and re-scalarize after output. Don't mark anything
6278 (scalarize_ldst): Adjust.
6279 (scalarize_walk_gimple_modify_statement): Likewise.
6280 (build_element_name_1): Handle BIT_FIELD_REFs.
6281 (instantiate_element): Don't warn for any element whose parent
6283 (instantiate_missing_elements_1): Return the sra_elt.
6284 (canon_type_for_field): New.
6285 (try_instantiate_multiple_fields): New.
6286 (instantiate_missing_elemnts): Use them.
6287 (mark_no_warning): Removed.
6288 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6289 (REPLDUP, sra_build_elt_assignment): New.
6290 (generate_copy_inout): Use them.
6291 (generate_element_copy): Likewise. Handle bitfld differences.
6292 (generate_element_zero): Don't recurse for blocks. Use
6293 sra_build_elt_assignment.
6294 (generate_one_element_int): Take elt instead of var. Use
6295 sra_build_elt_assignment.
6296 (generate_element_init_1): Adjust.
6297 (scalarize_use, scalarize_copy): Use REPLDUP.
6298 (scalarize_ldst): Move assert before dereference.
6299 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6301 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6304 * tree.c (reconstruct_complex_type): Reconstruct a reference
6306 Also use the same mode for the pointer as the old pointer type.
6308 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6310 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6313 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6315 PR rtl-optimization/31676
6316 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6317 (df_refs_record): Call it.
6319 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6321 * rtl.def (SS_ABS): New code.
6322 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6323 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6324 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6325 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6326 (bfin_init_builtins): Define them.
6327 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6328 (bfin_expand_builtin): ... and handle the others here.
6329 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6330 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6331 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6332 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6333 operand is only HImode.
6335 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6337 * regclass.c (scan_one_insn): Remove splitting of
6340 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6341 Nigel Stephens <nigel@mips.com>
6343 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6345 2007-04-28 Jan Hubicka <jh@suse.cz>
6347 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6348 insn_locators_alloc instead of insn_locators_initialize;
6349 call reset_block_changes.
6350 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6351 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6352 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6353 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6354 * config/score/score.c (th_output_mi_thunk): Likewise.
6355 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6356 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6357 tolerate uninitialized locator info.
6360 * function.c (init_function_start): Don't init line number info.
6361 (expand_function_end): Update.
6362 (reset_block_changes, record_block_change, finalize_block_changes,
6363 check_block_change, free_block_changes): Kill.
6364 * function.h (reset_block_changes, record_block_change,
6365 finalize_block_changes, check_block_change, free_block_changes):
6367 (struct function): Remove ib_boundaries_block.
6368 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6369 Use curr_insn_locator to initialize locator.
6370 (emit_line_note): Remove.
6371 * cfgexpand.c (expand_gimple_cond_expr): Update.
6372 (construct_exit_block): Likewise.
6373 (tree_expand_cfg): Initialize/finalize locators.
6374 * expr.c (expand_expr_real): Update.
6375 * cfglayout.c (line_locators_locs, line_locators_lines,
6376 file_locators_locs, file_locators_files): Remove.
6377 (set_block_levels): Move to cfgexpand.c.
6378 (insn_locators_initialize): Remove.
6379 (pass_insn_locators_initialize): Remove.
6380 (locations_locators_locs, locations_locators_vals): New static vars.
6381 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6383 (insn_locators_alloc, insn_locators_finalize,
6384 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6386 (locator_location): New.
6387 (locator_line, locator_file): Rewrite.
6388 * rtl.h (emit_line_note): Kill.
6389 (insn_locators_alloc, insn_locators_finalize,
6390 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6392 * tree-inline.c (initialize_cfun): Do not initialize
6393 ib_boundaries_block.
6394 * passes.c (pass_insn_locators_initialize): Remove.
6396 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6398 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6399 info. Update last_basic_block correctly.
6401 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6404 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6405 register itself to hold the offset constant. Tell flow the use
6406 of r4 and r5 when they are used.
6408 2007-04-27 Richard Guenther <rguenther@suse.de>
6410 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6411 if we simplified anything.
6412 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6413 warnings until we did a simplification and the stmt was not
6414 marked as TREE_NO_WARNING.
6416 2007-04-27 Mike Stump <mrs@apple.com>
6418 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6420 2007-04-27 Ian Lance Taylor <iant@google.com>
6423 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6424 TYPE_MAX_VALUE exist, convert them to the new type.
6426 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6428 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6429 if it claims to be available.
6430 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6432 (perform_tree_ssa_dce): Always free postdominators.
6434 2007-04-27 Richard Henderson <rth@redhat.com>
6436 * config/alpha/predicates.md (aligned_memory_operand): Mark
6437 as define_special_predicate.
6438 (unaligned_memory_operand, normal_memory_operand): Likewise.
6439 (reg_or_unaligned_mem_operand): Remove.
6440 (any_memory_operand): Match the documentation and check for
6441 non-renumbered pseudos during reload.
6442 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6443 alpha_secondary_reload_class, update to new interface, make static.
6444 Handle CQImode like HImode. Remove FP subreg check.
6445 (alpha_expand_mov): Use replace_equiv_address.
6446 (alpha_expand_mov_nobwx): Use any_memory_operand.
6447 (TARGET_SECONDARY_RELOAD): New.
6448 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6449 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6450 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6451 * config/alpha/alpha.md: ... here.
6452 (RELOAD12, reloadmode): New.
6454 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6455 Don't handle the aligned case here.
6456 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6457 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6458 reload_inhi_help. Don't expect a scratch register.
6459 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6461 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6463 2007-04-27 Richard Guenther <rguenther@suse.de>
6465 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6467 2007-04-27 Richard Guenther <rguenther@suse.de>
6469 PR tree-optimization/30965
6470 PR tree-optimization/30978
6471 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6472 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6473 (find_equivalent_equality_comparison): Likewise.
6474 (simplify_cond): Likewise.
6475 (get_prop_source_stmt): New helper.
6476 (get_prop_dest_stmt): Likewise.
6477 (can_propagate_from): Likewise.
6478 (remove_prop_source_from_use): Likewise.
6479 (combine_cond_expr_cond): Likewise.
6480 (forward_propagate_comparison): New function.
6481 (forward_propagate_into_cond): Rewrite to use fold for
6483 (tree_ssa_forward_propagate_single_use_vars): Call
6484 forward_propagate_comparison to propagate comparisons.
6486 2007-04-27 Richard Guenther <rguenther@suse.de>
6488 PR tree-optimization/31715
6489 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6490 sure to do computation on the offset in an appropriate
6493 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6495 * reload.h (elimination_target_reg_p): Declare.
6496 * reload.c (find_reloads): Don't apply the reg_rtx move
6497 optimization if the SET_DEST satisfies elimination_target_reg_p.
6498 * reload1.c (elimination_target_reg_p): New function.
6499 (gen_reload): In the move/add2 fallback, make sure that op0
6500 does not overlap the destination register.
6502 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6504 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6505 transform only GIMPLE_MODIFY_STMTs.
6506 * tree-complex.c (expand_complex_operations_1): Ditto.
6507 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6508 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6509 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6511 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6512 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6513 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6514 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6515 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6516 slpeel_add_loop_guard): Ditto.
6517 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6518 * lambda-code.c (perfect_nestify): Ditto.
6519 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6520 before the first statement.
6521 * tree-optimize.c (execute_free_datastructures): Fix comments.
6522 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6523 * tree-flow.h (disband_implicit_edges): Declaration removed.
6524 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6526 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6527 COND_EXPRs without gotos.
6528 (disband_implicit_edges, has_label_p): Removed.
6529 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6530 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6532 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6534 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6535 also for COND_EXPRs.
6536 * cfgexpand.c (label_rtx_for_bb): New function.
6537 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6538 Use label_rtx_for_bb to find the labels.
6539 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6540 last block. Detect fallthru edges.
6542 2007-04-26 Ian Lance Taylor <iant@google.com>
6545 * reload.c (find_reloads_subreg_address): If the address was valid
6546 in the original mode but not in the new mode, reload the whole
6549 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6551 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6552 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6553 (cleanup_control_expr_graph): Do not invalidate dominance info.
6554 Record altered blocks.
6555 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6556 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6557 cleanup_tree_cfg_bb): New functions.
6558 (remove_forwarder_block): Do not maintain the worklist of blocks.
6559 Record altered blocks.
6560 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6562 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6563 delete_unreachable_blocks if dominators are not available.
6564 * tree-inline.c (optimize_inline_calls): Free dominance information
6566 * tree-flow.h (remove_edge_and_dominated_blocks,
6567 cfgcleanup_altered_bbs): Altered.
6568 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6570 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6572 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6573 do not invalidate dominators.
6575 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6577 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6578 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6579 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6580 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6582 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6584 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6586 2007-04-26 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/31703
6589 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6590 the right type for the target of the bittest.
6592 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6594 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6595 ix86_sol10_return_in_memory.
6597 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6599 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6602 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6605 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6607 PR tree-optimization/30558
6608 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6609 clear this_state.prev_try.
6611 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6612 Mark Mitchell <mark@codesourcery.com>
6614 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6615 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6616 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6618 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6621 * doc/invoke.texi (%:print-asm-header): Document.
6622 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6624 (static_spec_functions): Add print-asm-header.
6625 (main): Print a banner before the --target-help linker options.
6626 (print_asm_header_spec_function): New function.
6628 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6631 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6632 (movsf_ie): Likewise.
6634 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6636 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6638 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6640 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6641 exception for divide-by-zero.
6642 (__umodsi3, __modsi3): Likewise.
6644 2007-04-25 Dirk Mueller <dmueller@suse.de>
6646 * c-typeck.c (build_compound_expr): Annotate warning()
6647 call with OPT_Wunused_value.
6648 * tree-ssa.c (warn_uninit): Annotate warning with
6650 * c-common.c (handle_sentinel_attribute): Annotate warning
6651 call with OPT_Wattributes.
6653 2007-04-25 Thiemo Seufer <ths@mips.com>
6655 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6657 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6658 on to the assembler. Improve handling of -mno-mips16. Add handling
6659 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6660 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6661 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6662 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6664 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6667 * config/i386/winnt.c (i386_pe_file_end): Strip only
6668 USER_LABEL_PREFIX when writing export name.
6670 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6672 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6673 sh/elf.h, vx-common.h and vxworks.h.
6674 * config/sh/sh.h: Include config/vxworks-dummy.h.
6675 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6676 (OVERRIDE_OPTIONS): Use it.
6677 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6678 (vxworks_picreg): New pattern.
6679 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6680 VXWORKS_OS_CPP_BUILTINS.
6681 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6682 to their VXWORKS_* equivalents.
6683 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6684 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6685 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6686 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6687 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6688 -mrtp/-fPIC multilibs.
6689 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6690 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6691 (MULTILIB_OSDIRNAMES): Delete.
6693 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6696 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6698 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6700 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6701 rounding mode to be specified by the caller.
6702 (real_to_mpfr) Likewise.
6703 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6704 include new arguments.
6705 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6707 2007-04-24 Ian Lance Taylor <iant@google.com>
6709 PR tree-optimization/31605
6710 * tree-vrp.c (set_value_range): Check that min and max are not
6711 both overflow infinities.
6712 (set_value_range_to_value): New static function.
6713 (extract_range_from_binary_expr): Call set_value_range_to_value.
6714 (extract_range_from_cond_expr): Likewise.
6715 (extract_range_from_expr): Likewise.
6716 (extract_range_from_unary_expr): Likewise. Don't create a range
6717 which overflows on both sides.
6718 (vrp_meet): Check for a useless range.
6719 (vrp_visit_phi_node): If we see a constant which looks like an
6720 overflow infinity, turn off the TREE_OVERFLOW flag.
6722 2007-04-24 Ian Lance Taylor <iant@google.com>
6724 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6726 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6729 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6730 diagnostic message is being built.
6731 * tree-pretty-print.c (dump_generic_node): Only write the
6732 formatted text into BUFFER's stream if we are not building a
6734 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6736 * Makefile.in (toplev.o): Depend on tree-pass.h.
6738 2007-04-24 Ian Lance Taylor <iant@google.com>
6740 PR tree-optimization/31602
6741 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6742 conditionals in the copied loop header.
6743 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6744 warnings if TREE_NO_WARNING is set.
6745 * doc/invoke.texi (Warning Options): Clarify that
6746 -Wstrict-overflow does not warn about loops.
6748 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6750 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6751 expand on the comment about _Decimal128 arguments and check the
6752 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6753 that _Decimal128 argument uses even/odd register pair.
6754 (function_arg): Ditto.
6756 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6758 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6759 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6761 2007-04-24 Richard Guenther <rguenther@suse.de>
6762 Olga Golovanevsky <olga@il.ibm.com>
6764 * fold-const.c (multiple_of_p): Check for bottom
6767 2007-04-24 Richard Henderson <rth@redhat.com>
6769 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6770 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6771 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6772 looking for non-zero bits shifted out. Avoid a recursive call
6773 when constructing the scalar.
6774 (__floatundisf): Likewise.
6776 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6778 * dwarf2out.c (field_byte_offset): Move the existing logic
6779 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6780 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6782 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6785 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6786 length argument of 0 for memset.
6787 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6788 unsigned shift instead of the signed variant.
6790 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6792 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6793 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6794 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6795 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6796 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6797 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6798 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6799 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6800 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6801 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6802 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6803 "mul<mode>3", "div<mode>3"): Insn definitions added.
6804 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6805 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6806 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6807 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6808 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6809 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6810 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6811 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6812 TARGET_FLOAT_FORMAT): Macro definitions removed.
6813 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6814 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6815 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6816 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6817 (s390_gen_rtx_const_DI): Function removed.
6818 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6820 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6822 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6823 over an external ffs function.
6825 2007-04-24 Chao-ying Fu <fu@mips.com>
6826 Richard Sandiford <richard@nildram.co.uk>
6828 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6829 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6830 (smadd_widen_optab, umadd_widen_optab): Define.
6831 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6833 * genopinit.c (optabs): Fill in smadd_widen_optab and
6835 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6836 and umadd_widen_optab to implement multiply-add sequences.
6837 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6838 (<u>maddsidi4): ...this. Extend condition to include
6839 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6840 of operand 0 to "ka" and use the three-operand form of madd<u>
6842 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6844 * config/mips/constraints.md (ka): New register constraint.
6846 2007-04-24 Jan Hubicka <j@suse.cz>
6850 2007-04-23 Jan Hubicka <jh@suse.cz>
6851 * function.c (init_function_start): Don't init line number info.
6852 (expand_function_end): Update.
6853 (reset_block_changes, record_block_change, finalize_block_changes,
6854 check_block_change, free_block_changes): Kill.
6855 * function.h (reset_block_changes, record_block_change,
6856 finalize_block_changes, check_block_change, free_block_changes):
6858 (struct function): Remove ib_boundaries_block.
6859 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6860 Use curr_insn_locator to initialize locator.
6861 (emit_line_note): Remove.
6862 * cfgexpand.c (expand_gimple_cond_expr): Update.
6863 (construct_exit_block): Likewise.
6864 (tree_expand_cfg): Initialize/finalize locators.
6865 * expr.c (expand_expr_real): Update.
6866 * cfglayout.c (line_locators_locs, line_locators_lines,
6867 file_locators_locs, file_locators_files): Remove.
6868 (set_block_levels): Move to cfgexpand.c.
6869 (insn_locators_initialize): Remove.
6870 (pass_insn_locators_initialize): Remove.
6871 (locations_locators_locs, locations_locators_vals): New static vars.
6872 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6874 (insn_locators_alloc, insn_locators_finalize,
6875 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6877 (locator_location): New.
6878 (locator_line, locator_file): Rewrite.
6879 * rtl.h (emit_line_note): Kill.
6880 (insn_locators_alloc, insn_locators_finalize,
6881 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6883 * tree-inline.c (initialize_cfun): Do not initialize
6884 ib_boundaries_block.
6885 * passes.c (pass_insn_locators_initialize): Remove.
6887 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6889 * doc/invoke.texi: Removed leading '-' from option index entries.
6891 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6893 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6895 (create_phi_node): Use set_phi_nodes.
6896 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6897 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6898 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6899 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6900 (bsi_start, bsi_last): Use bb_stmt_list.
6901 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6902 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6903 Traverse the statements using tsi iterator.
6904 * basic-block.h (struct basic_block_def): Fields stmt_list
6905 and phi_nodes moved to ...
6906 (struct tree_bb_info): ... new structure.
6907 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6908 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6909 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6910 (tree_verify_flow_info): Verify that il.tree is not set for
6911 entry and exit block.
6912 (tree_split_block): Use set_bb_stmt_list.
6914 2007-04-23 Mike Stump <mrs@apple.com>
6916 * config/i386/i386.c (ix86_tune_features
6917 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6920 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6922 * config/i386/i386.md (prefix_extra): New attribute.
6923 (length): Add prefix_extra.
6925 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6926 (sse2_movntv2di): Likewise.
6927 (sse2_cvtps2dq): Likewise.
6928 (sse2_cvtpd2pi): Likewise.
6929 (sse2_cvttpd2pi): Likewise.
6930 (*sse2_cvtpd2ps): Likewise.
6931 (*add<mode>3): Likewise.
6932 (sse2_ssadd<mode>3): Likewise.
6933 (sse2_usadd<mode>3): Likewise.
6934 (*sub<mode>3): Likewise.
6935 (sse2_sssub<mode>3): Likewise.
6936 (sse2_ussub<mode>3): Likewise.
6937 (*mulv8hi3): Likewise.
6938 (*smulv8hi3_highpart): Likewise.
6939 (*umulv8hi3_highpart): Likewise.
6940 (sse2_umulv2siv2di3): Likewise.
6941 (sse2_pmaddwd): Likewise.
6942 (ashr<mode>3): Likewise.
6943 (lshr<mode>3): Likewise.
6944 (ashl<mode>3): Likewise.
6945 (sse2_ashlti3): Likewise.
6946 (sse2_lshrti3): Likewise.
6947 (*umaxv16qi3): Likewise.
6948 (*smaxv8hi3): Likewise.
6949 (*uminv16qi3): Likewise.
6950 (*sminv8hi3): Likewise.
6951 (sse2_eq<mode>3): Likewise.
6952 (sse2_gt<mode>3): Likewise.
6953 (*and<mode>3): Likewise.
6954 (sse2_nand<mode>3): Likewise.
6955 (*ior<mode>3): Likewise.
6956 (*xor<mode>3): Likewise.
6957 (sse2_packsswb): Likewise.
6958 (sse2_packssdw): Likewise.
6959 (sse2_packuswb): Likewise.
6960 (sse2_punpckhbw): Likewise.
6961 (sse2_punpcklbw): Likewise.
6962 (sse2_punpckhwd): Likewise.
6963 (sse2_punpcklwd): Likewise.
6964 (sse2_punpckhdq): Likewise.
6965 (sse2_punpckldq): Likewise.
6966 (sse2_punpckhqdq): Likewise.
6967 (sse2_punpcklqdq): Likewise.
6968 (*sse2_pinsrw): Likewise.
6969 (*sse2_pextrw): Likewise.
6970 (sse2_pshufd_1): Likewise.
6971 (sse2_uavgv16qi3): Likewise.
6972 (sse2_uavgv8hi3): Likewise.
6973 (sse2_psadbw): Likewise.
6974 (sse2_pmovmskb): Likewise.
6975 (*sse2_maskmovdqu): Likewise.
6976 (*sse2_maskmovdqu_rex64): Likewise.
6977 (sse4a_extrqi): Likewise.
6978 (sse4a_extrq): Likewise.
6979 (sse3_lddqu): Set prefix_rep.
6980 (sse3_addsubv4sf3): Likewise.
6981 (sse3_haddv4sf3): Likewise.
6982 (sse3_hsubv4sf3): Likewise.
6983 (sse_cvtss2si): Likewise.
6984 (sse_cvtss2si_2): Likewise.
6985 (sse_cvtss2siq): Likewise.
6986 (sse_cvtss2siq_2): Likewise.
6987 (sse_cvttss2si): Likewise.
6988 (sse_cvttss2siq): Likewise.
6989 (sse2_cvttps2dq): Likewise.
6990 (sse3_movshdup): Likewise.
6991 (sse3_movsldup): Likewise.
6992 (sse2_cvtsd2si): Likewise.
6993 (sse2_cvtsd2si_2): Likewise.
6994 (sse2_cvtsd2siq): Likewise.
6995 (sse2_cvtsd2siq_2): Likewise.
6996 (sse2_cvttsd2si): Likewise.
6997 (sse2_cvttsd2siq): Likewise.
6998 (*sse2_cvtpd2dq): Likewise.
6999 (*sse2_cvttpd2dq): Likewise.
7000 (sse2_pshuflw_1): Likewise.
7001 (sse2_pshufhw_1): Likewise.
7002 (sse4a_insertqi): Likewise.
7003 (sse4a_insertq): Likewise.
7004 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7005 (ssse3_phadddv4si3): Likewise.
7006 (ssse3_phaddswv8hi3): Likewise.
7007 (ssse3_phsubwv8hi3): Likewise.
7008 (ssse3_phsubdv4si3): Likewise.
7009 (ssse3_phsubswv8hi3): Likewise.
7010 (ssse3_pmaddubswv8hi3): Likewise.
7011 (ssse3_pmulhrswv8hi3): Likewise.
7012 (ssse3_pshufbv16qi3): Likewise.
7013 (ssse3_psign<mode>3): Likewise.
7014 (ssse3_palignrti): Likewise.
7015 (abs<mode>2): Likewise.
7016 (ssse3_phaddwv4hi3): Set prefix_extra.
7017 (ssse3_phadddv2si3): Likewise.
7018 (ssse3_phaddswv4hi3): Likewise.
7019 (ssse3_phsubwv4hi3): Likewise.
7020 (ssse3_phsubdv2si3): Likewise.
7021 (ssse3_phsubswv4hi3): Likewise.
7022 (ssse3_pmaddubswv4hi3): Likewise.
7023 (ssse3_pmulhrswv4hi3): Likewise.
7024 (ssse3_pshufbv8qi3): Likewise.
7025 (ssse3_psign<mode>3): Likewise.
7026 (ssse3_palignrdi): Likewise.
7027 (abs<mode>2): Likewise.
7028 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7029 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7030 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7032 2007-04-23 Nick Clifton <nickc@redhat.com>
7034 * params.def: Fix formatting of emacs local variables.
7036 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7038 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7039 move if inter-unit move isn't allowed.
7040 Don't split moving the first element of V2DI to DI to inter-unit
7041 move if inter-unit move isn't allowed.
7043 2007-04-23 Richard Guenther <rguenther@suse.de>
7045 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7046 and CDI_POST_DOMINATORS separately.
7048 2007-04-23 Nick Clifton <nickc@redhat.com>
7050 * c.opt (Wformat-contains-nul): Add warning attribute.
7052 2007-04-23 Jan Hubicka <jh@suse.cz>
7054 * function.c (init_function_start): Don't init line number info.
7055 (expand_function_end): Update.
7056 (reset_block_changes, record_block_change, finalize_block_changes,
7057 check_block_change, free_block_changes): Kill.
7058 * function.h (reset_block_changes, record_block_change,
7059 finalize_block_changes, check_block_change, free_block_changes):
7061 (struct function): Remove ib_boundaries_block.
7062 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7063 Use curr_insn_locator to initialize locator.
7064 (emit_line_note): Remove.
7065 * cfgexpand.c (expand_gimple_cond_expr): Update.
7066 (construct_exit_block): Likewise.
7067 (tree_expand_cfg): Initialize/finalize locators.
7068 * expr.c (expand_expr_real): Update.
7069 * cfglayout.c (line_locators_locs, line_locators_lines,
7070 file_locators_locs, file_locators_files): Remove.
7071 (set_block_levels): Move to cfgexpand.c.
7072 (insn_locators_initialize): Remove.
7073 (pass_insn_locators_initialize): Remove.
7074 (locations_locators_locs, locations_locators_vals): New static vars.
7075 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7077 (insn_locators_alloc, insn_locators_finalize,
7078 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7080 (locator_location): New.
7081 (locator_line, locator_file): Rewrite.
7082 * rtl.h (emit_line_note): Kill.
7083 (insn_locators_alloc, insn_locators_finalize,
7084 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7086 * tree-inline.c (initialize_cfun): Do not initialize
7087 ib_boundaries_block.
7088 * passes.c (pass_insn_locators_initialize): Remove.
7090 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7093 * expr.c (reduce_to_bit_field_precision): Handle
7096 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7098 PR tree-optimization/24659
7099 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7100 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7101 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7102 * genopinit.c (optabs): Rename vec_pack_mod_optab
7103 to vec_pack_trunc_optab.
7104 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7105 early for scalar floating point operands for NOP_EXPR.
7106 (vectorizable_type_promotion): Ditto.
7107 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7108 vec_pack_trunc_optab.
7109 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7111 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7112 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7113 Rename from VEC_PACK_MOD_EXPR.
7114 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7115 * expr.c (expand_expr_real_1): Ditto.
7116 * tree-inline.c (estimate_num_insns_1): Ditto.
7117 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7119 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7120 (vec_unpacks_lo_v4sf): Ditto.
7121 (vec_pack_trunc_v2df): Ditto.
7122 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7123 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7124 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7126 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7128 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7130 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7131 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7132 packing of floating point operands.
7133 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7134 represent unpacking of floating point operands.
7135 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7136 [vec_unpacks_hi]: Ditto.
7137 [vec_unpacks_lo]: Ditto.
7139 2007-04-22 Jan Hubicka <jh@suse.cz>
7141 * final.c (rest_of_handle_final): Call
7142 targetm.asm_out.constructor/targetm.asm_out.destructor
7143 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7144 proper priority via decl_*_priority_insert.
7145 * c-common.c (c_expand_body): Likewise.
7147 2007-04-22 Richard Guenther <rguenther@suse.de>
7149 PR tree-optimization/29789
7150 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7151 (rewrite_reciprocal): New helper split out from
7152 determine_invariantness_stmt.
7153 (rewrite_bittest): Likewise.
7154 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7155 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7158 2007-04-22 Revital Eres <eres@il.ibm.com>
7160 * loop-unroll.c (var_to_expand): New field to support also
7161 insns of the form x = something + x.
7162 (analyze_insn_to_expand_var): Use it.
7163 (expand_var_during_unrolling): Likewise.
7165 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7167 * predict.c: Include pointer-set.h.
7168 (bb_predictions): New variable.
7169 (tree_predicted_by_p, tree_predict_edge,
7170 remove_predictions_associated_with_edge): Use bb_predictions map
7171 instead of bb->predictions.
7172 (clear_bb_predictions, assert_is_empty): New functions.
7173 (combine_predictions_for_bb): Use bb_predictions map. Call
7174 clear_bb_predictions.
7175 (tree_estimate_probability): Create and free bb_predictions map.
7176 * Makefile.in (predict.o): Add pointer-set.h dependency.
7177 * basic-block.h (struct basic_block_def): Remove predictions
7179 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7181 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7184 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7187 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7189 * timevar.c (timevar_print): Change reference of --disable-checking to
7190 --enable-checking=release. Also warn if assert checking is disabled.
7192 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7195 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7196 decl as addressable if the compound literal was marked as
7198 Mark the decl as a gimple register if it is a complex or
7199 vector decl and does not live in memory.
7201 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7203 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7204 (GENERIC_NEXT): New function macro.
7205 (PHI_CHAIN): Use phi_node's new chain variable.
7206 (tree_phi_node): Change tree_common to tree_base
7207 and add the chain field.
7208 * tree-phinodes.c (make_phi_node): Don't set
7209 TREE_TYPE on the new node.
7210 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7211 instead of checking GIMPLE_TUPLE_P in chain_next.
7212 * tree-vect-transform.c
7213 (get_initial_def_for_induction): Look at
7214 PHI_RESULT_TREE for the type of the phi node.
7215 (update_vuses_to_preheader): Use PHI_CHAIN
7216 instead of TREE_CHAIN on the phi node.
7217 * tree-ssa-structalias.c (compute_points_to_sets):
7219 (ipa_pta_execute): Likewise.
7221 2007-04-21 Richard Guenther <rguenther@suse.de>
7224 * fold-const.c (fold_unary): Call fold_convert_const on the
7227 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7229 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7230 (store_killed_in_pat): New.
7232 2007-04-20 Richard Henderson <rth@redhat.com>
7235 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7236 TREE_LIST with a void_type_node value, not void_list_node exactly.
7238 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7240 * doc/standards.texi: Re-arrange into language-specific
7241 subsections. Add a C++ section, documenting which standards we
7244 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7246 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7247 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7249 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7251 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7252 ecrti.o and crtbegin.o.
7253 (LIB_DEFAULT_SPEC): Include -lc.
7254 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7256 2007-04-20 Richard Henderson <rth@redhat.com>
7259 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7260 argument; update all callers.
7261 (get_unaligned_offset): New.
7262 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7263 get_unaligned_address, just pass on the address directly.
7264 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7265 the subreg in the helper patterns.
7266 (unaligned_extendqidi_le): Use get_unaligned_offset.
7267 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7268 (unaligned_extendhidi_be): Likewise.
7269 (unaligned_extendhidi): Tidy.
7270 * config/alpha/alpha-protos.h: Update.
7272 2007-04-20 Richard Henderson <rth@redhat.com>
7274 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7275 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7276 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7277 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7278 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7279 (CPP_SPEC): Don't include %(cpp_subtarget).
7280 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7281 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7282 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7284 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7286 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7287 for __builtin_ia32_cmpordss.
7289 PR tree-optimization/31632
7290 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7291 and arg1 for optimizations of comparison against min/max values.
7292 Fold arg0 to arg1's type for optimizations of comparison against
7293 min+1 and max-1 values.
7295 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7297 * reload.c (combine_reloads): When trying to use a dying register,
7298 check whether it's uninitialized and don't use if so.
7300 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7302 * fold-const.c: Remove prototypes for native_encode_expr and
7303 native_interpret_expr.
7304 (native_encode_expr): Make non-static.
7305 (native_interpret_expr): Likewise.
7306 * tree.h: Add prototypes for the above.
7308 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7310 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7311 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7312 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7313 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7314 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7315 Add length attributes.
7317 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7319 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7322 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7323 __STDC_WANT_DEC_FP__.
7325 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7327 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7328 for long double compatibility.
7329 * configure: Regenerate.
7331 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7333 PR rtl-optimization/29841
7334 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7336 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7337 that may cause control flow transfer from being moved.
7339 2007-04-18 Jan Hubicka <jh@suse.cz>
7341 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7344 2007-04-18 Eric Christopher <echristo@apple.com>
7346 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7347 only. Update operands.
7348 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7349 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7350 link register to pic register.
7352 2007-04-18 Dirk Mueller <dmueller@suse.de>
7355 * tree-vrp.c (search_for_addr_array): New.
7356 (check_array_bounds): Suppress warning about
7357 address taken of array refs if its not de-referenced.
7359 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7361 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7362 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7364 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7365 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7366 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7368 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7370 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7372 (vect_analyze_scalar_cycles): Fix indentation.
7373 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7374 (vect_mark_relevant): Include phis in relevance analysis.
7376 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7378 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7380 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7381 output_operand_lossage().
7383 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7385 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7386 the unused code for reduction without adjust-in-epilog to simplify the
7389 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7391 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7392 (S390_TDC_NEGATIVE_ZERO): New constant.
7393 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7394 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7395 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7396 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7397 (S390_TDC_POSITIVE_INFINITY): New constant.
7398 (S390_TDC_NEGATIVE_INFINITY): New constant.
7399 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7400 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7401 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7402 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7403 (S390_TDC_INFINITY): New constant.
7404 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7405 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7406 optimization for UNSPEC_CCZ_TO_INT.
7407 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7408 ("*ccz_to_int"): New insn.
7409 ("isinf<mode>2"): New insn.
7410 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7411 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7412 (UNSPEC_CCZ_TO_INT): New constant.
7414 2007-04-18 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/19431
7417 PR tree-optimization/21463
7418 * tree-pass.h (pass_phiprop): Declare.
7419 * passes.c (init_optimization_passes): New phiprop pass.
7420 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7421 (phivn_valid_p): New helper function.
7422 (phiprop_insert_phi): Likewise.
7423 (propagate_with_phi): Likewise.
7424 (tree_ssa_phiprop): New propagator propagating loads
7425 through phi nodes if profitable.
7427 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7429 * tree-vect-analyze.c (process_use): New function.
7430 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7431 Check phis in all bbs.
7432 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7435 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7437 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7440 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7443 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7446 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7448 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7450 (sse_vmmulv4sf3): Likewise.
7451 (sse2_vmaddv2df3): Likewise.
7452 (sse2_vmmulv2df3): Likewise.
7454 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7456 PR rtl-optimization/31360
7457 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7458 (target_reg_cost): New.
7459 (init_set_costs): Initialize target_reg_cost. Add comments
7460 regarding the rationale of the costs.
7461 (global_cost_for_size): Renamed to...
7462 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7463 of register pressure.
7464 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7465 estimate_reg_pressure_cost. Add number of ivs.
7466 (determine_set_costs): Dump target_reg_cost.
7467 * loop-invariant.c (gain_for_invariant): Use
7468 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7469 (best_gain_for_invariant, find_invariants_to_move): Remove
7471 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7472 (target_reg_cost): Declare.
7473 (global_cost_for_size): Declaration removed.
7474 (estimate_reg_pressure_cost): Declare.
7476 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7478 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7479 regnos into even/odd register pairs.
7480 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7481 TDmode similar to the other floating point modes.
7482 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7483 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7485 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7486 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7487 (movdd_hardfloat64): Use TARGET_MFPGPR.
7489 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7491 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7494 2005-01-05 Richard Henderson <rth@redhat.com>
7496 * reload1.c (do_input_reload): Restrict the optimization deleteing
7497 a previous output reload to RELOAD_FOR_INPUT.
7499 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7501 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7502 induc_vec_info_type.
7503 (vectorizable_induction): New function declaration.
7504 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7505 check if already vectorized. Find first place in BB where new stmts
7506 can be inserted. Takes only one argument.
7507 (vectorizable_induction): New function.
7508 (vect_transform_stmt): Add case for induc_vec_info_type to call
7509 vectorizable_induction.
7510 (vect_transform_loop): Consider phis for vectorization.
7511 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7513 (analyze_operations): Call vectorizable_induction when analyzing phis.
7515 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7516 (vect_mark_relevant): Include phis in relevance analysis.
7517 (vect_mark_stmts_to_be_vectorize): Likewise.
7518 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7520 2007-04-16 Lawrence Crowl <crowl@google.com>
7522 * doc/invoke.texi (Debugging Options): Add documentation for the
7523 -femit-struct-debug options -femit-struct-debug-baseonly,
7524 -femit-struct-debug-reduced, and
7525 -femit-struct-debug-detailed[=...].
7527 * c-opts.c (c_common_handle_option): Add
7528 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7529 and OPT_femit_struct_debug_detailed_.
7530 * c.opt: Add specifications for
7531 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7532 and -femit-struct-debug-detailed[=...].
7533 * opts.c (set_struct_debug_option): Parse the
7534 -femit-struct-debug-... options.
7535 * opts.c (matches_main_base, main_input_basename,
7536 main_input_baselength, base_of_path, matches_main_base): Add
7537 variables and functions to compare header base name to compilation
7539 * opts.c (should_emit_struct_debug): Add to determine to emit a
7540 structure based on the option.
7541 (dump_struct_debug) Also disabled function to debug this
7543 * opts.c (handle_options): Save the base name of the
7546 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7547 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7548 This hook indicates if a type is generic. Set it by default
7550 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7551 to determine if a struct type is generic or not.
7552 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7553 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7554 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7557 * flags.h (enum debug_info_usage): Add an enumeration to describe
7558 a program's use of a structure type.
7559 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7560 to indicate the program's usage of the type. Filter structs based
7561 on the -femit-struct-debug-... specification.
7562 (gen_type_die): Split into two routines, gen_type_die and
7563 gen_type_die_with_usage. gen_type_die is now a wrapper
7564 that assumes direct usage.
7565 (gen_type_die_with_usage): Replace calls to gen_type_die
7566 with gen_type_die_with_usage adding the program usage of
7567 the referenced type.
7568 (dwarf2out_imported_module_or_decl): Suppress struct debug
7569 information using should_emit_struct_debug when appropriate.
7571 2007-04-16 Ian Lance Taylor <iant@google.com>
7573 PR tree-optimization/31522
7574 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7575 (vrp_initialize): Allocate vr_phi_edge_counts.
7576 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7577 executable edge. Drop test for all constants.
7578 (vrp_finalize): Free vrp_phi_edge_counts.
7580 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7581 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7583 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7584 predecessors at head rather than tail.
7586 2007-04-16 Matthias Klose <doko@debian.org>
7588 * config/alpha/linux.h (CPP_SPEC): Define.
7589 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7591 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7593 * function.h: Remove sequence_stack extern declaration.
7595 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7597 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7599 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7602 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7604 * config/avr/avr.c (avr_arch_types): Rearranging array.
7605 (enum avr_arch): Add.
7606 (avr_mcu_types): Use avr_arch enumeration constants instead of
7608 * config/avr/avr.h (LINK_SPEC): Simplify.
7610 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7612 * config/m68k/m68k.c (m68k_libcall_value,
7613 m68k_function_value): Use macros for register names more.
7615 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7617 (M68K_REGNAME): Use A6_REG.
7618 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7620 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7623 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7624 'pending_read_list_length' and 'pending_write_list_length'. Update
7626 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7627 to handle two length counters instead of one. Update all uses.
7628 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7629 two length counters instead of one.
7630 * sched-rgn.c (propagate_deps): Update to handle two length counters
7633 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7636 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7637 copy of source, pass it to ix86_expand_vector_set and return
7640 2007-04-16 David Ung <davidu@mips.com>
7641 Joseph Myers <joseph@codesourcery.com>
7643 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7644 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7645 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7646 Add 74K processor information.
7647 * config/mips/mips.md: Include 74k.md.
7648 (cpu): Add 74kc,74kf,74kx.
7649 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7650 * config/mips/74k.md: New.
7651 * doc/invoke.texi (MIPS Options): Document 74K support.
7653 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7655 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7656 vectorizable_* functions.
7657 * tree-vect-transform.c (vectorizable_call): Add check for
7658 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7659 (vectorizable_store): likewise.
7660 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7662 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7663 (vectorizable_type_promotion, vectorizable_load): Likewise.
7664 (vectorizable_live_operation, vectorizable_condition): Likewise.
7665 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7667 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7669 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7671 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7672 register numbers more.
7673 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7674 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7675 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7676 FUNCTION_VALUE_REGNO_P): Likewise.
7677 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7678 STATIC_CHAIN_REGNUM): Likewise.
7679 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7680 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7681 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7682 * config/m68k/m68k.md (FP_REG): New.
7684 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7686 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7689 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7691 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7692 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7695 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7697 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7700 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7703 * c-decl.c (finish_decl): Grab the type of the decl after the call
7704 to store_init_value.
7706 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7708 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7710 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7713 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7714 dominators, post dominators and cleanup cfg before returning.
7716 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7718 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7719 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7721 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7723 * config.gcc: Recognize fido.
7724 * config/m68k/m68k-devices.def (fidoa): New.
7725 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7727 (FL_FIDOA, TARGET_FIDOA): New.
7728 * config/m68k/m68k.opt (mfidoa): New.
7730 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7733 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7734 when a personality function is used.
7736 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7738 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7740 2007-04-13 Mike Stump <mrs@apple.com>
7742 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7744 * config/darwin.opt (fapple-kext): Make C++ only.
7745 * config/darwin.c (darwin_override_options): Remove code to ensure
7746 -fapple-kext is given for C++ only.
7748 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7750 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7751 * config/mips/mips.c (override_options): Call
7752 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7754 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7756 * config/i386/i386.opt (msvr3-shlib): Removed.
7758 * doc/invoke.texi: Remove -msvr3-shlib.
7760 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7762 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7763 with "popcnt" instruction.
7765 2007-04-13 Richard Guenther <rguenther@suse.de>
7767 PR tree-optimization/21258
7768 * tree-vrp.c (compare_case_labels): New helper.
7769 (find_switch_asserts): New function.
7770 (find_assert_locations): Call it for SWITCH_EXPRs.
7772 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7774 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7775 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7776 check is now implied in X87_FLOAT_MODE_P.
7777 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7778 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7779 (fix_trunc<mode>_i386_fisttp): Ditto.
7780 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7781 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7782 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7783 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7784 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7785 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7786 (unnamed_splitters): Ditto.
7787 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7788 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7789 FIRST_SSE_REG for local functions when SSE math is enabled or
7790 for functions with sseregparm attribute.
7791 (standard_80387_constant_p): Return -1 if mode is not
7793 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7794 (ix86_expand_compare): Ditto.
7795 (ix86_expand_carry_flag_compare): Ditto.
7796 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7797 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7798 DECIMAL_FLOAT_MODE_P.
7799 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7800 of SCALAR_FLOAT_MODE_P.
7801 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7802 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7803 checks before FLOAT_MODE_P.
7804 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7805 before FLOAT_MODE_P.
7810 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7812 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7813 Charles Wilson <libtool@cwilson.fastmail.fm>
7815 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7816 (libgcc.mvars): Don't depend on them.
7817 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7818 * exec-tool.in: New.
7820 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7822 * doc/invoke.text (--help): Document --help=common.
7824 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7826 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7828 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7830 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7831 * genemit.c (main): Emit #include "integrate.h".
7832 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7833 (LOADGP_RTP): New mips_loadgp_style.
7834 * config/mips/mips.h: Include config/vxworks-dummy.h.
7835 (TARGET_RTP_PIC): New macro.
7836 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7837 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7838 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7840 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7841 -mvxworks-pic when using -mrtp and a PIC option.
7842 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7844 (mips_symbolic_constant_p, mips_symbolic_address_p)
7845 (mips_symbol_insns): Handle SYMBOL_HALF.
7846 (override_options): Warn about -G and -mrtp being used together.
7847 Initialize mips_lo_relocs[SYMBOL_HALF].
7848 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7849 (mips_emit_loadgp): Handle LOADGP_RTP.
7850 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7851 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7852 (tablejump): Handle function-relative case table entries if
7854 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7856 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7858 * config/mips/mips.md (load_call<mode>): Allow any general register.
7860 (sibcall_value_internal, sibcall_value_multiple_internal)
7861 (call_value_internal, call_value_split, call_value_multiple_internal)
7862 (call_value_multiple_split): Remove constraints from operand 0.
7864 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7866 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7867 rather than loadgp_noshared.
7868 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7869 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7871 * config/mips/mips.md (loadgp): Rename to...
7872 (loadgp_newabi): ...this.
7873 (loadgp_noshared): Rename to...
7874 (loadgp_absolute): ...this.
7876 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7878 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7879 false for locally-binding symbols.
7880 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7882 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7884 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7885 (SYMBOL_GOT_PAGE_OFST): ...this.
7886 (SYMBOL_GOT_GLOBAL): Rename to...
7887 (SYMBOL_GOT_DISP): ...this.
7888 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7889 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7890 * config/mips/mips.c (mips_global_symbol_p): New function.
7891 (mips_symbol_binds_local_p): Likewise.
7892 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7893 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
7894 mips_global_symbol_p and mips_symbol_binds_local_p.
7895 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7896 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7897 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7899 (mips_ok_for_lazy_binding_p): New function.
7900 (mips_load_call_address, mips_expand_call): Use it.
7901 (mips_dangerous_for_la25_p): Likewise.
7902 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7903 (*got_disp<mode>): Use got_disp_operand instead of
7904 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7905 SYMBOL_GOTOFF_GLOBAL.
7906 (*got_page<mode>): Use got_page_ofst_operand instead of
7908 * config/mips/predicates.md (const_call_insn_operand): Use
7909 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7910 (global_got_operand): Rename to...
7911 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7913 (local_got_operand): Rename to...
7914 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7915 of SYMBOL_GOT_LOCAL.
7917 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7919 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7920 TARGET_CALL_CLOBBERED_GP.
7921 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7922 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7923 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7924 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7925 of TARGET_ABICALLS && !TARGET_NEWABI.
7926 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7927 * config/mips/mips.c (mips_load_call_address): Check
7928 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7929 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7930 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7931 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7932 TARGET_ABICALLS && TARGET_NEWABI.
7933 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7935 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7936 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7937 TARGET_ABICALLS && TARGET_NEWABI.
7938 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7939 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7940 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7941 whether indirect calls must use $25.
7942 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7944 * config/mips/mips.md (jal_macro): Check flag_pic and
7945 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7946 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7947 instead of TARGET_ABICALLS.
7948 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7949 TARGET_ABICALLS && TARGET_OLDABI.
7950 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7951 (sibcall): In the comment above the define_insn, mention
7952 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7953 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7954 instead of TARGET_ABICALLS.
7956 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7958 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7959 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7960 (MACFLAGS_MATCH_P): New macro.
7961 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7962 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7963 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7964 the other MACFLAG constants.
7965 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7966 (flag_machi): Tighten constraints. Renumber some of the operands.
7967 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7969 (flag_machi_parts_acconly): New pattern.
7970 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7972 (flag_macinit1hi): Tighten constraints.
7973 (flag_mul_macv2hi_parts_acconly): New pattern.
7975 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7976 Use a more efficient implementation.
7977 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7978 inline sequences when not optimizing for size.
7980 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7981 movhi_high2low): Delete, merge functionality into...
7982 (packv2hi): ... this pattern.
7984 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7985 * config/bfin/bfin.opt (msim): New option.
7986 (mcpu=): New option.
7987 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7988 (bfin_cpu_t): Typedef of enum bfin_cpu.
7989 (bfin_cpu_type): New declaration.
7990 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7991 -msim and -mcpu= options.
7992 (LIB_SPEC): Likewise.
7993 * config/bfin/bfin.c (bfin_cpu_type): Define.
7994 (bfin_handle_option): Handle -mcpu= option.
7995 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7996 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7997 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7999 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8001 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8002 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8003 (powerpc-wrs-vxworksae): Use ${tm_file}.
8004 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8005 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8006 * config/i386/vx-common.h: New file.
8008 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8010 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8013 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8015 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8018 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8022 * c-common.c (c_build_qualified_type): Set canonical type
8025 2007-04-12 Richard Guenther <rguenther@suse.de>
8027 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8028 lower bound and element size if lower bound is not zero
8029 or either of the ARRAY_REF operands is set.
8031 2007-04-12 Richard Guenther <rguenther@suse.de>
8033 PR tree-optimization/24689
8034 PR tree-optimization/31307
8035 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8037 * gimplify.c (canonicalize_addr_expr): To be consistent with
8038 gimplify_compound_lval only set operands two and three of
8039 ARRAY_REFs if they are not gimple_min_invariant. This makes
8040 it never at this place.
8041 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8043 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8045 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8046 null before emitting a .nsubspa directive.
8048 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8050 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8051 need_to_partition_p if there are no memory statements in the
8054 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8056 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8057 (gcd_of_steps_may_divide_p): New function.
8058 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8060 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8062 * reload.c (find_reloads_toplev, find_reloads_address,
8063 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8064 not a pointer equality test, to decide if we need to call
8065 push_reg_equiv_alt_mem.
8067 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8069 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8070 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8072 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8074 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8076 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8077 vector to be positive.
8079 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8083 * doc/invoke.texi: Document --params max-aliased-vops and
8085 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8086 debug_memory_partitions): Move to tree-flow.h
8087 * params.h (AVG_ALIASED_VOPS): Define.
8088 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8090 (mp_info_t): Likewise.
8091 (get_mem_sym_stats_for): New.
8092 (set_memory_partition): Move from tree-flow-inline.h.
8093 (mark_non_addressable): Only clear the set of symbols for the
8094 partition if it exists.
8095 (dump_memory_partitions): Move from tree-ssa-operands.c
8096 (debug_memory_partitions): Likewise.
8097 (need_to_partition_p): New.
8098 (dump_mem_ref_stats): New.
8099 (debug_mem_ref_stats): New.
8100 (dump_mem_sym_stats): New.
8101 (debug_mem_sym_stats): New.
8102 (update_mem_sym_stats_from_stmt): New.
8103 (compare_mp_info_entries): New.
8104 (mp_info_cmp): Call it.
8105 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8107 (get_mpt_for): Move from tree-ssa-operands.c.
8108 (find_partition_for): New.
8109 (create_partition_for): Remove.
8110 (estimate_vop_reduction): New.
8111 (update_reference_counts): New.
8112 (build_mp_info): New.
8113 (compute_memory_partitions): Refactor.
8114 Document new heuristic.
8115 Call build_mp_info, update_reference_counts,
8116 find_partition_for and estimate_vop_reduction.
8117 (compute_may_aliases): Populate virtual operands before
8118 calling debugging dumps.
8119 (delete_mem_sym_stats): New.
8120 (delete_mem_ref_stats): New.
8121 (init_mem_ref_stats): New.
8122 (init_alias_info): Call it.
8123 (maybe_create_global_var): Remove alias_info argument.
8124 Get number of call sites and number of pure/const call sites
8125 from gimple_mem_ref_stats().
8126 (dump_alias_info): Call dump_memory_partitions first.
8127 (dump_points_to_info_for): Show how many times a pointer has
8129 * opts.c (decode_options): For -O2 set --param
8130 max-aliased-vops to 500.
8131 For -O3 set --param max-aliased-vops to 1000 and --param
8132 avg-aliased-vops to 3.
8133 * fortran/options.c (gfc_init_options): Remove assignment to
8135 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8136 * tree-dfa.c (dump_variable): Dump memory reference
8138 Dump NO_ALIAS* settings.
8139 (referenced_var_lookup): Tidy.
8140 (mem_sym_stats): New.
8141 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8142 and ORIG are different SSA names for a memory partition.
8143 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8144 * tree-flow.h (struct mem_sym_stats_d): Define.
8145 (mem_sym_stats_t): Define.
8146 (struct mem_ref_stats_d): Define.
8147 (struct gimple_df): Add field mem_ref_stats.
8148 (enum noalias_state): Define.
8149 (struct var_ann_d): Add bitfield noalias_state.
8150 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8151 debug_mem_ref_stats, debug_memory_partitions,
8152 debug_mem_sym_stats): Declare.
8153 * tree-ssa-structalias.c (update_alias_info): Update call
8154 sites, pure/const call sites and asm sites in structure
8155 returned by gimple_mem_ref_stats.
8156 Remove local variable IS_POTENTIAL_DEREF.
8157 Increase NUM_DEREFS if the memory expression is a potential
8159 Call update_mem_sym_stats_from_stmt.
8160 If the memory references memory, call
8161 update_mem_sym_stats_from_stmt for all the direct memory
8162 symbol references found.
8163 (intra_create_variable_infos): Set noalias_state field for
8164 pointer arguments according to the value of
8165 flag_argument_noalias.
8166 * tree-ssa-structalias.h (struct alias_info): Remove fields
8167 num_calls_found and num_pure_const_calls_found.
8168 (update_mem_sym_stats_from_stmt): Declare.
8169 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8170 Set default value to 100.
8171 (PARAM_AVG_ALIASED_VOPS): Define.
8173 2007-04-11 Richard Guenther <rguenther@suse.de>
8176 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8177 a * -b + c as c - a * b if we honor sign dependent rounding.
8179 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8181 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8183 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8184 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8186 (initialize_trampoline): Don't use old-style function definition.
8187 (bfin_secondary_reload): Mark IN_P argument as unused.
8189 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8191 PR tree-optimization/31343
8192 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8193 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8194 * testsuite/gcc.dg/vect/pr31343.c: New.
8196 2007-04-10 Eric Christopher <echristo@apple.com>
8198 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8199 * config/i386/i386.md (*cmpfp0): Use.
8200 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8201 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8202 (fix_trunc<mode>_i386_fisttp): Ditto.
8203 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8204 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8205 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8206 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8207 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8208 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8209 (unnamed_splitters): Ditto.
8210 * config/i386/i386.c (output_fix_trunc): Assert that
8211 we're not being passed a TFmode operand.
8213 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8215 PR tree-optimization/31526
8216 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8217 n_basic_blocks to find newly added blocks.
8219 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8221 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8223 (fix_trunc<mode>si_sse): Ditto.
8224 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8225 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8226 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8227 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8228 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8229 expander using SSEMODEF mode macro.
8230 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8231 expander using SSEMODEF mode macro.
8232 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8233 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8234 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8235 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8236 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8237 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8238 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8239 Macroize insn using X87MODEF mode macro.
8241 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8243 * config/i386/sse.md (sse2_pinsrw): Removed.
8244 (sse2_pextrw): Renamed to ...
8245 (*sse2_pextrw): This.
8247 2007-04-09 Jan Hubicka <jh@suse.cz>
8250 * config/i386/sse.md
8251 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8252 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8253 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8254 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8256 2007-04-09 Jan Hubicka <jh@suse.cz>
8258 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8259 multiple fields of union.
8261 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8263 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8264 (create_preheaders): Check that loops are available.
8265 (fix_loop_structure): Clean up, improve comments.
8266 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8267 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8269 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8270 * predict.c (tree_estimate_probability): Do not call
8271 calculate_dominance_info. Call create_preheaders.
8272 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8273 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8275 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8276 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8277 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8278 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8281 2007-04-08 Jan Hubicka <jh@suse.cz>
8283 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8284 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8285 * fold-const.c (fold_unary): Use it.
8287 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8289 * varasm.c (assemble_variable): Remove call to
8290 lang_hooks.decls.prepare_assemble_variable.
8291 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8292 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8293 * langhooks.h (lang_hooks_for_decls): Remove
8294 prepare_assemble_variable.
8296 2007-04-08 Mike Stump <mrs@apple.com>
8298 * config/i386/i386.c: Use inc/dec on Core2.
8300 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8302 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8303 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8304 lhd_tree_inlining_end_inlining): Remove.
8305 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8306 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8308 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8309 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8310 lhd_tree_inlining_end_inlining): Remove prototypes.
8311 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8312 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8313 LANG_HOOKS_TREE_INLINING_START_INLINING,
8314 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8316 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8319 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8322 * config/avr/predicates.md (io_address_operand): Delete predicate.
8323 (low_io_address_operand): Don't use 'mode' argument.
8324 (higth_io_address_operand): Rename ...
8325 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8326 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8329 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8331 Revert change removing staticp.
8333 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8336 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8339 2007-04-07 Bruce Korb <bkorb@gnu.org>
8341 * c.opt: Add -Wformat-contains-nul.
8342 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8344 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8345 the NUL byte warning.
8347 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8349 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8351 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8353 * tree.c (staticp): No longer use staticp langhook.
8354 * langhooks.c (lhd_staticp): Removed.
8355 * langhooks.h (struct lang_hooks): Remove staticp.
8356 * c-common.c (c_staticp): Remove.
8357 * c-common.h (c_staticp): Ditto.
8358 * langhooks-defs.h (lhd_staticp): Ditto.
8359 (LHD_HOOKS_STATICP): Ditto
8360 * tree.h (gcc_assert_lowered): New macro.
8362 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8364 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8365 argument "reliable".
8366 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8367 Add argument "reliable". Propagate it through calls.
8368 (infer_loop_bounds_from_undefined): Derive number of iterations
8369 estimates from references in blocks that do not dominate loop latch.
8370 (gcov_type_to_double_int): New function.
8371 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8372 and expected_loop_iterations_unbounded.
8373 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8374 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8375 * tree-data-ref.c (estimated_loop_iterations): Export.
8376 (get_references_in_stmt): Fix -- do not return addresses of local
8378 * cfgloop.h (expected_loop_iterations_unbounded,
8379 estimated_loop_iterations): Declare.
8381 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8383 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8385 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8387 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8388 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8389 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8390 Use output_387_reg_move().
8391 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8392 expander using X87MODEF12 mode macro.
8393 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8394 choosing register preferences. Use output_387_reg_move().
8395 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8396 instead of "x". Use output_387_reg_move().
8397 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8398 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8399 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8400 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8401 Use output_387_reg_move().
8402 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8404 (*truncxf?f_i387 splitter): Ditto.
8406 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8408 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8409 LANG_HOOKS_SAFE_FROM_P.
8410 * expr.c (safe_from_p): Remove langhook call.
8411 * langhooks.h (lang_hooks): Remove safe_from_p.
8412 (lhd_safe_from_p): Remove prototype.
8413 * langhooks.c (lhd_safe_from_p): Remove.
8415 2007-04-06 Jan Hubicka <jh@suse.cz>
8417 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8420 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8422 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8423 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8424 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8425 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8427 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8428 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8430 2007-04-05 Richard Henderson <rth@redhat.com>
8432 * config/alpha/alpha.c (print_operand) [+]: Remove.
8433 (alpha_end_function): Print nop if call at end of function.
8434 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8435 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8436 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8437 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8438 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8439 the call pattern. Update peepholes to match.
8441 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8443 * doc/extend.texi (Other Builtins): Add decimal float variants
8445 * builtins.def: Ditto.
8446 * builtins.c (expand_builtin): Ditto.
8448 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8449 H.J. Lu <hongjiu.lu@intel.com>
8452 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8453 of V8HImode when calling ix86_binary_operator_ok.
8454 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8455 (sdot_prodv8hi): Operands 1 and 2 must be register.
8457 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8459 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8460 initialize align to silence bogus warning.
8462 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8465 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8467 (struct sra_walk_fns): Remove use_all parameter from use.
8468 (sra_hash_tree): Handle BIT_FIELD_REFs.
8469 (sra_elt_hash): Don't hash bitfld blocks.
8470 (sra_elt_eq): Skip them in parent compares as well. Handle
8472 (sra_walk_expr): Don't maintain or pass down use_all_p.
8473 (scan_use): Remove use_all parameter.
8474 (scalarize_use): Likewise. Re-expand assignment to
8475 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8476 output, and re-scalarize after output. Don't mark anything
8478 (scalarize_ldst): Adjust.
8479 (scalarize_walk_gimple_modify_statement): Likewise.
8480 (build_element_name_1): Handle BIT_FIELD_REFs.
8481 (instantiate_element): Don't warn for any element whose parent
8483 (instantiate_missing_elements_1): Return the sra_elt.
8484 (canon_type_for_field): New.
8485 (try_instantiate_multiple_fields): New.
8486 (instantiate_missing_elemnts): Use them.
8487 (mark_no_warning): Removed.
8488 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8489 (REPLDUP, sra_build_elt_assignment): New.
8490 (generate_copy_inout): Use them.
8491 (generate_element_copy): Likewise. Handle bitfld differences.
8492 (generate_element_zero): Don't recurse for blocks. Use
8493 sra_build_elt_assignment.
8494 (generate_one_element_int): Take elt instead of var. Use
8495 sra_build_elt_assignment.
8496 (generate_element_init_1): Adjust.
8497 (scalarize_use, scalarize_copy): Use REPLDUP.
8498 (scalarize_ldst): Move assert before dereference.
8499 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8501 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8503 * regmove.c: Fix unused variable warnings due to previous commit.
8505 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8507 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8508 (regmove_bb_head): Remove.
8509 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8510 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8511 problems with fixup_match_1.
8512 Don't initialize/free regmove_bb_head.
8514 (reg_is_remote_constant_p): If an insn is in the same basic block
8515 but not before INSN, consider it remote, too.
8517 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8520 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8521 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8523 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8525 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8526 (CONDITIONAL_REGISTER_USAGE): Likewise.
8528 2007-04-04 Richard Henderson <rth@redhat.com>
8530 * config/alpha/lib1funcs.asm: Remove unused file.
8532 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8535 * opts.c (print_specific_help): Fix --help=<language>
8537 (common_handle_option): Support --help=common.
8539 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8542 * gcc.c (main): Do not run the linker if
8543 print_subprocess_help indicates that it shouldn't be
8546 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8549 * doc/invoke.texi (--help=): Document <languages> value, fix
8550 formatting in tables of values.
8552 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8554 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8555 dllimport attribute of virtual methods.
8557 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8559 * config/score/crti.asm: Change _bss_start to __bss_start.
8560 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8561 (OUTGOING_REG_PARM_STACK_SPACE) update.
8562 * config/score/score.opt: add options to make backend support
8563 score5, score5u, score7 and score7d.
8564 * config/score/score.md: Likewise.
8565 * config/score/misc.md: Likewise.
8566 * config/score/mac.md: Likewise.
8567 * doc/invoke.texi: Likewise.
8568 * doc/md.texi: update constraints define.
8570 2007-04-03 Richard Henderson <rth@redhat.com>
8572 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8573 an appropriate type, use the mode instead.
8575 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8577 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8578 Set the default --with-arch setting to mips2.
8579 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8580 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8581 (MULTILIB_OSDIRNAMES): Delete.
8582 (MULTILIB_DIRNAMES): Define.
8583 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8584 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8585 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8586 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8587 VXWORKS_OS_CPP_BUILTINS.
8588 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8589 (MIPS_DEBUGGING_INFO): Undefine.
8590 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8592 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8595 * fold-const.c (native_encode_real): Encode real.c provided longs
8596 as a series of 32-bit native integers.
8597 (native_interpret_real): Interpret buffer as a series of 32-bit
8600 2007-04-03 Richard Guenther <rguenther@suse.de>
8602 * genpreds.c (write_insn_constraint_len): Write function
8603 optimized for CONSTRAINT_LEN implementation.
8604 (write_tm_preds_h): Output insn_constraint_len inline and
8605 use it for CONSTRAINT_LEN.
8606 (write_insn_preds_c): Don't output insn_constraint_len.
8607 * doc/md.texi (define_register_constraint): Document multi-letter
8608 constraints shall have the same length if they start with the same
8611 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8614 * config/i386/i386.md (isinf<mode>2): Expand only when
8615 TARGET_C99_FUNCTIONS is set.
8617 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8619 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8620 (x86_64-*-linux*): Ditto.
8621 * config/i386/i386.opt (mpc): New option.
8622 * config/i386/i386.c (overrride_options): Handle
8623 ix87_precision_string.
8624 * config/i386/crtprec.c: New file.
8625 * config/i386/t-crtpc: Ditto.
8626 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8628 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8629 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8630 crtprec32.o, crtprec64.o and crtprec80.o.
8632 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8634 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8636 2007-04-02 Eric Christopher <echristo@apple.com>
8638 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8639 limitations on darwin.
8641 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8644 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8646 2007-04-02 Dave Korn <dave.korn@artimi.com>
8648 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8650 2007-04-02 Dave Korn <dave.korn@artimi.com>
8652 * libgcc2.h (exception_descriptor): Don't forward-declare.
8653 (__get_eh_table_language, __get_eh_table_version): Delete
8654 prototypes of long-dead functions.
8656 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8658 * ebitmap.h: New file
8659 * ebitmap.c: New file
8660 * Makefile.in (ebitmap.o): New target.
8662 2007-04-01 Jan Hubicka <jh@suse.cz>
8664 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8665 before very first instruction.
8667 2007-04-01 Jan Hubicka <jh@suse.cz>
8669 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8670 waring on 64bit hosts.
8671 * bitmap.h: Fix typo in bitmap_head_def.
8673 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8675 PR rtl-optimization/31391
8676 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8677 into a DELETED_LABEL note, and the label is in an empty basic
8678 block, update BB_END as well as BB_HEAD.
8680 2007-04-01 Richard Henderson <rth@redhat.com>
8682 PR tree-optimization/31169
8683 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8684 to varying if the range is outside [0, prec-1].
8686 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8689 * config/mips/mips.md (load_const_gp): New insn.
8690 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8691 the MIPS16 GP pseudo register if no_new_pseudos.
8692 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8694 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8697 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8699 (call_value): Likewise.
8701 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8702 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8705 * doc/invoke.texi: (optimization options): Reword description
8706 of -ffast-math. Document its primary purpose.
8708 2007-03-31 Richard Guenther <rguenther@suse.de>
8710 * omp-low.c (splay-tree.h): Include.
8711 (lookup_decl): Replace splay-tree usage by pointer-map.
8712 (maybe_lookup_decl): Likewise.
8713 (new_omp_context): Likewise.
8714 (delete_omp_context): Likewise.
8715 * gimplify.c (splay-tree.h): Include.
8716 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8718 (remap_ssa_name): Likewise.
8719 (remap_decl): Likewise.
8720 (remap_type_1): Likewise.
8721 (remap_type): Likewise.
8722 (copy_body_r): Likewise.
8723 (expand_call_inline): Likewise.
8724 (clone_body): Likewise.
8725 (copy_tree_r): Likewise.
8726 (remap_save_expr): Likewise.
8727 (unsave_r): Likewise.
8728 (unsave_expr_now): Likewise.
8729 (tree_function_versioning): Likewise.
8730 (build_duplicate_type): Likewise.
8731 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8732 (struct copy_body_data): Replace splay-tree by pointer-map.
8733 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8734 not $(SPLAY_TREE_H).
8735 (gimplify.o): Depend on $(SPLAY_TREE_H).
8736 (omp-low.p): Likewise.
8738 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8740 * config/avr/predicates.md (even_register_operand,
8741 odd_register_operand): New predicates.
8742 * config/avr/avr.md (movw peephole2): New.
8743 (movw_r peephole2): New.
8745 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8747 * tree.h (get_signed_or_unsigned_type): New.
8748 * fold-const.c (operand_equal_for_comparison_p): Use
8749 get_signed_or_unsigned_type instead of
8750 lang_hooks.types.signed_or_unsigned_type.
8751 * expr.c (store_expr): Ditto.
8752 * langhooks.c (get_signed_or_unsigned_type): New.
8753 (lhd_signed_or_unsigned_type): New.
8754 * langhooks.h (lhd_signed_or_unsigned_type): New.
8755 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8757 2007-03-30 Richard Henderson <rth@redhat.com>
8759 * tree-ssa-loop-ivopts.c: Include target.h.
8760 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8761 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8762 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8763 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8765 2007-03-30 Richard Henderson <rth@redhat.com>
8766 Kai Tietz <kai.tietz@onevision.com>
8768 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8770 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8771 (TARGET_64BIT_MS_ABI): New.
8772 (DBX_REGISTER_NUMBER): Handle 64-bit.
8773 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8774 (LONG_TYPE_SIZE): Force to 32.
8775 (REG_PARM_STACK_SPACE): New.
8776 (OUTGOING_REG_PARM_STACK_SPACE): New.
8777 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8778 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8779 (STACK_BOUNDARY): Use 128 for 64-bit.
8780 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8781 Add 64-bit implementation.
8782 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8784 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8785 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8786 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8787 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8788 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8789 TARGET_64BIT_MS_ABI.
8790 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8791 (ix86_pass_by_reference): Likewise.
8792 (ix86_function_value_regno_p): Likewise.
8793 (ix86_build_builtin_va_list): Likewise.
8794 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8795 (function_arg_advance_ms_64): New.
8796 (function_arg_advance): Call it.
8797 (function_arg_ms_64): New.
8798 (function_arg): Call it.
8799 (function_value_ms_64): New.
8800 (ix86_function_value_1): Call it.
8801 (return_in_memory_ms_64): New.
8802 (ix86_return_in_memory): Call it.
8803 (setup_incoming_varargs_ms_64): New.
8804 (ix86_setup_incoming_varargs): Call it.
8805 (ix86_expand_prologue): Handle 64-bit stack probing.
8806 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8807 (output_pic_addr_const): Likewise.
8808 (x86_this_parameter): Likewise.
8809 (x86_output_mi_thunk): Likewise.
8810 (x86_function_profiler): Likewise.
8811 (TARGET_STRICT_ARGUMENT_NAMING): New.
8812 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8813 (TARGET_64BIT_MS_ABI): New.
8814 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8815 * config/i386/i386.md (allocate_stack_worker): Remove.
8816 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8817 describe the clobber of eax without a match_scratch.
8818 (allocate_stack_worker_postreload): Remove.
8819 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8820 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8821 (allocate_stack_worker_rex64_postreload): Remove.
8822 (allocate_stack): Handle 64-bit.
8823 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8824 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8825 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8826 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8827 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8828 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8829 * config.build (x86_64-*-mingw*): New host.
8830 * config.host (x86_64-*-mingw*): New host.
8831 * config.gcc (x86_64-*-mingw*): New target.
8832 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8834 2007-03-30 Richard Henderson <rth@redhat.com>
8835 Kai Tietz <kai.tietz@onevision.com>
8837 * c-pragma.c (struct def_pragma_macro_value): New.
8838 (struct def_pragma_macro): New.
8839 (pushed_macro_table): New.
8840 (dpm_hash, dpm_eq): New.
8841 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8842 (init_pragma): Install them.
8843 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8845 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8847 * config/avr/avr.c (avr_override_options): Clear
8848 'flag_delete_null_pointer_checks'.
8850 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8853 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8854 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8855 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8856 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8857 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8858 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8859 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8861 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8863 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8865 * regmove.c: Move all of pass_stack_adjustments from here...
8866 * combine-stack-adj.c: ...to this new file.
8867 * Makefile.in: Add rules for combine-stack-adj.o.
8869 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8871 PR tree-optimization/31383
8872 * tree-data-ref.c (affine_function_equal_p): Do not require the
8873 vectors to have the same length.
8875 2007-03-30 Jan Hubicka <jh@suse.cz>
8878 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8879 availablility; add more sanity checking; ask varpool only about
8882 2007-03-29 Richard Henderson <rth@redhat.com>
8884 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8885 to decide, but __SIZEOF_LONG_LONG__.
8887 2007-03-29 Richard Henderson <rth@redhat.com>
8889 * emutls.c (struct __emutls_array): New.
8890 (emutls_destroy): Use it instead of casting element 0 from void*.
8891 (__emutls_get_address): Likewise.
8893 2007-03-29 Richard Henderson <rth@redhat.com>
8895 * varasm.c (initializer_constant_valid_p): Don't deny
8896 DECL_DLLIMPORT_P on functions.
8898 * config/i386/cygming.h: Remove function declarations.
8899 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8900 (ASM_OUTPUT_LABELREF): Remove.
8901 (COMMON_ASM_OP): Remove.
8902 (ASM_OUTPUT_COMMON): Remove.
8903 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8904 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8905 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8906 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8907 Rename from TARGET_ENCODE_SECTION_INFO.
8908 * config/i386/netware.h: Likewise.
8909 * config/i386/i386-protos.h: Update.
8910 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8911 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8912 (legitimate_constant_p): Reject dllimports.
8913 (dllimport_map, get_dllimport_decl): New.
8914 (legitimize_dllimport_symbol): New.
8915 (legitimize_address, ix86_expand_move): Use it.
8916 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8917 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8918 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8919 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8920 * config/i386/predicates.md (constant_call_address_operand): Only
8921 accept symbols; reject dllimport_p symbols.
8922 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8923 i386_pe_maybe_record_exported_symbol.
8924 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8925 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8926 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8927 trust the setting of DECL_DLLIMPORT_P.
8928 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8929 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8930 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8931 tidy the argument scanning loop.
8932 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8933 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8934 (i386_pe_strip_name_encoding): Remove.
8935 (i386_pe_binds_local_p): New.
8936 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8937 (i386_pe_output_labelref): Remove.
8938 (i386_pe_asm_output_aligned_decl_common): New.
8939 (i386_pe_maybe_record_exported_symbol): Rename from
8940 i386_pe_record_exported_symbol; check for dllexported symbols.
8942 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8944 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8945 add comment explaining why vsnprintf cannot be used.
8947 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8949 PR tree-optimization/30666
8950 * tree.c (build_complex_type): When creating type names for DWARF2
8951 debug info, create TYPE_DECLs for TYPE_NAME instead of
8953 (build_common_tree_nodes_2): Use build_complex_type when building
8954 predefined complex types, to preserve canonical types.
8956 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8958 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8959 (noce_get_alt_condition): Look at it to determine whether to
8960 reverse the condition or not.
8961 (noce_get_condition): Substitute the truth for lies.
8962 (noce_find_if_block): Set the then_else_reversed field.
8964 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8966 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8967 destination of this insn.
8968 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8969 than calling gen_rtx_SET directly. Use r0 to hold the value of
8970 'address + 4' rather than a stack based temporary which can be
8973 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8975 * config/s390/s390.c (s390_secondary_input_reload_class,
8976 s390_secondary_output_reload_class): Functions removed.
8977 (s390_secondary_reload): New function.
8978 (TARGET_SECONDARY_RELOAD): Target macro defined.
8979 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8980 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8981 * config/s390/s390.md ("reload_outti", "reload_outdi",
8982 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8983 "reload_out<mode>"): Expanders removed.
8984 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8985 "reload<mode>_nonoffmem_out"): Expanders added.
8987 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8989 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
8990 action if SRC->DEST replacement failed anyway.
8992 2007-03-28 Mike Stump <mrs@apple.com>
8994 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8995 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8996 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8998 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9000 * config.gcc: Accept barcelona as a variant of amdfam10.
9001 * config/i386/i386.c (override_options): Likewise.
9002 * doc/invoke.texi: Likewise.
9004 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9006 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9007 offsets for BIT_FIELD_REF and COMPONENT_REF.
9009 2007-03-28 Richard Guenther <rguenther@suse.de>
9011 * tree.c (is_global_var): Move ...
9012 * tree-flow-inline.h (is_global_var): ... here.
9013 * tree.h (is_global_var): Remove declaration.
9015 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9017 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9019 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9020 * config/i386/i386.c (ix86_tune_features): Initialize new
9022 * config/i386/predicates.md (promotable_binary_operator): Use
9023 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9025 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9028 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9030 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9032 * config/fr30/fr30.md (movsi_internal): Change destination
9033 constraint from m to V and add m to the end.
9035 2007-03-28 Christian Bruel <christian.bruel@st.com>
9037 * config/sh/sh.md (movsi_i): Fix type attribute.
9039 2007-03-28 Christian Bruel <christian.bruel@st.com>
9041 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9042 (movsf_ie): Likewise.
9044 2007-03-28 Christian Bruel <christian.bruel@st.com>
9046 * config.gcc: Add sh4-300 to multilib.
9047 * config/sh/t-mlib-sh4-300: New file.
9049 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9051 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9052 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9054 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9055 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9056 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9057 "fixuns_trunctddi2"): Whitespace fix.
9059 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9061 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9062 the definition of struct sh_args.
9063 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9064 CALL_COOKIE_INT_REG_GET): Likewise.
9066 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9068 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9069 transformations are applied successfully.
9071 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9073 * tree.c (tree_contains_struct): Permit 512 tree codes.
9074 * tree.h (tree_contains_struct): Ditto.
9075 (MAX_TREE_CODES): Ditto.
9076 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9077 SPARE member to store remaining padding bits.
9079 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9081 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9084 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9086 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9087 * configure: Regenerate.
9089 * configure: Regenerate using the correct version of autoconf.
9091 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9093 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9095 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9096 regs to "__SP_L__" and "__SP_H__".
9098 2007-03-27 Richard Guenther <rguenther@suse.de>
9100 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9101 computations with it with a HOST_WIDE_INT variable.
9103 2007-03-26 Mike Stump <mrs@apple.com>
9105 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9106 objective-c-header, objective-c++-header and objc++-cpp-output
9108 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9110 2007-03-26 Richard Henderson <rth@redhat.com>
9113 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9114 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9115 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9116 IX86_BUILTIN_PSRLQ128): New.
9117 (ix86_init_mmx_sse_builtins): Add them.
9118 (ix86_expand_builtin): Expand them.
9119 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9120 operand 2 be TImode.
9121 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9122 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9123 _mm_srli_epi64): Mark __B const.
9124 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9125 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9126 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9127 new two-vector shift builtins.
9129 2007-03-26 Ian Lance Taylor <iant@google.com>
9131 PR tree-optimization/31345
9132 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9133 [+INF, +INF(OVF)] into VARYING.
9135 2007-03-26 Zack Weinberg <zackw@panix.com>
9137 * gengtype-parse.c: New file.
9138 * gengtype-yacc.y: Delete.
9139 * gengtype-lex.l: Don't include gengtype-yacc.h.
9140 Define YY_DECL and yyterminate appropriately for recursive
9141 descent parser. yylval is now a string out-parameter to yylex.
9142 (HWS, EOID): New shorthand.
9143 (IWORD): Add a couple more types.
9144 (yylex): Add a setup stanza. Remove the complex rules for
9145 detecting GTY'ed types and typedefs; replace with simple
9146 keyword detectors. Adjust everything for the changed
9147 definition of yylval. Ignore all pp-directives, not just #define.
9149 (parse_file): Rename yybegin; do not call yyparse.
9151 * gengtype.c (xasprintf): Export again.
9152 (this_file): New. Use everywhere __FILE__ was being used.
9153 (get_lang_bitmap): Special case types defined in gengtype.c.
9154 (do_typedef, new_structure): Suppress definition of certain types.
9155 (new_structure): Improve diagnostics of duplicate definitions.
9156 Make sure location_s is associated with input.h.
9157 (nreverse_pairs, define_location_structures): New functions.
9158 (main): Improve tagging of kludge types. Remove old kludges
9159 for input.h types; use define_location_structures.
9160 * gengtype.h: Update prototypes. Define token codes here.
9161 * Makefile.in: Remove all references to gengtype-yacc.
9162 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9164 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9165 add GTY((skip)) to the field that's only conditionally there.
9166 * doc/install.texi: Document that Bison is no longer required
9167 unless building treelang.
9169 * gengtype.c: Don't include gtyp-gen.h.
9170 (srcdir): Declare here.
9171 (base_files, lang_dir_names): Allocate dynamically.
9172 (gt_files, num_gt_files, num_lang_dirs): New globals.
9173 (measure_input_list, read_input_line, read_input_list)
9174 (set_lang_bitmap): New functions.
9175 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9176 simplify, relying on read_input_list to set up the bitmaps.
9177 (main): Arguments are no longer unused. Check for correct number
9178 of command line arguments, set srcdir and srcdir_len, then call
9179 read_input_list, before doing anything else. No need to worry
9180 about duplicates in main loop.
9181 * configure.ac: Simplify the calculation of all_gtfiles.
9182 Put language tags in there. Don't set or substitute
9183 all_gtfiles_files_langs or all_gtfiles_files_frags.
9184 * Makefile.in: Revamp the way gengtype is invoked, now that it
9185 takes a file on its command line with a much simpler format.
9186 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9187 (GTFILES): Remove duplicates and C source files.
9188 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9189 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9190 * configure: Regenerate.
9192 * gengtype.h: Remove all type definitions to gengtype.c; leave
9193 only definitions of options_p, type_p, and pair_p as opaque
9194 pointers. Update prototypes.
9195 * gengtype.c: Many type definitions moved here from gengtype.h.
9196 Consolidate type definitions at the top of the file.
9197 (xvasprintf): Delete.
9198 (xasprintf): Make static.
9199 (create_nested_pointer_option): Add 'next' parameter.
9200 (create_field_all, create_field_at): New functions.
9201 (create_field): Now a thin wrapper around create_field_all.
9202 (create_optional_field): Rename create_optional_field_ and add
9203 line argument. Original name is now a macro which supplies
9205 (oprintf): Use vsnprintf directly.
9206 (close_output_files): Use fatal rather than perror/exit.
9207 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9208 (main): Set progname. Don't use exit.
9209 * gengtype-yacc.y (struct_fields): Use create_field_at.
9210 (option, optionseqopt): Delete.
9211 (optionseq): Consolidate productions from option here so we
9212 can use the first argument to create_option.
9214 * gengtype-lex.l: Distinguish unions from structures in the
9215 token type. Don't call find_structure; return the tag as a string.
9216 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9217 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9218 string. Reorganize typedef_struct production accordingly.
9219 Use create_nested_ptr_option.
9220 * gengtype.c (create_nested_ptr_option): New function.
9221 * gengtype.h: Declare it.
9223 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9224 (string_type): Don't declare.
9225 (do_scalar_typedef): Declare.
9226 (create_scalar_type): Update prototype.
9227 * gengtype.c (string_type): Make static.
9228 (scalar_nonchar, scalar_char): New.
9229 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9230 (resolve_typedef): Use scalar_nonchar for error recovery.
9231 (create_scalar_type): Remove name_len field. Return scalar_char
9232 or scalar_nonchar as appropriate.
9233 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9235 (throughout): Use scalar_nonchar instead of calling
9236 create_scalar_type, whenever possible.
9237 (main): Initialize scalar_char and scalar_nonchar before calling
9239 * gengtype-lex.l: Adjust for removal of second argument to
9240 create_scalar_type. Use yylval.s instead of yylval.t when
9242 * gengtype-yacc.y: Type of SCALAR is string. Call
9243 create_scalar_type from type:SCALAR rule. Adjust for removal of
9244 second argument to create_scalar_type.
9246 * vec.h: Remove all #if IN_GENGTYPE blocks.
9247 Add comment saying that changes may require adjustments to gengtype.
9248 * gengtype.c: Don't include coretypes.h or tm.h.
9249 Add comment to inclusion of errors.h.
9250 (note_def_vec, note_def_vec_alloc): New functions.
9251 * gengtype.h: Declare new functions.
9252 * gengtype-lex.l: Don't include coretypes.h.
9253 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9255 (update_lineno): Remove unnecessary prototype.
9256 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9257 (VEC rule): Just return VEC_TOKEN.
9258 * gengtype-yacc.y (VEC_TOKEN): New token type.
9259 (type): Add a production for VEC(a,b).
9260 * Makefile.in: Update dependencies.
9262 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9263 typedefs that use the old PARAMS macro.
9265 * gengtype-lex.l: Remove all rules and states relating to yacc
9267 * gengtype-yacc.y: Similarly.
9268 * gengtype.c (note_yacc_type): Delete function.
9269 * gengtype.h: Update prototypes.
9271 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9273 * tree-pretty-print.c (dump_generic_node): Report precision of
9274 unnamed integer types.
9276 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9278 * ifcvt.c (noce_try_store_flag_constants): Don't check
9279 no_new_pseudos here.
9280 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9281 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9282 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9283 noce_try_sign_mask): Likewise.
9284 (if_convert): Check no_new_pseudos here.
9286 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9288 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9289 (noce_get_condition): Handle new then_else_reversed argument.
9290 (noce_init_if_info): Remove, fold into noce_find_if_block.
9291 (noce_process_if_block): Take a struct noce_if_info as the
9292 argument. Don't set up one based on ce_if_info. Update pointer
9293 references accordingly.
9294 (cond_move_process_if_block): Likewise.
9295 (process_if_block): Removed.
9296 (find_if_block): Removed. Move functionality two new functions,
9297 noce_find_if_block and cond_exec_find_if_block.
9298 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9299 blocks and the symmetric IF-ELSE-JOIN case.
9300 (cond_exec_find_if_block): Also new function mostly based on old
9301 find_if_block and process_if_block.
9302 (find_if_header): Replace find_if_block call with separately
9303 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9304 (find_cond_trap): Update noce_get_condition call.
9305 (dead_or_predicable): Likewise.
9307 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9309 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9311 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9312 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9313 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9314 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9315 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9316 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9317 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9318 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9319 __builtin_ia32_psrad128 builtins.
9321 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9323 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9324 * config/i386/constraints.md
9325 (define_constraint "I"): Use IN_RANGE macro.
9326 (define_constraint "J"): Ditto.
9327 (define_constraint "K"): Ditto.
9328 (define_constraint "M"): Ditto.
9329 (define_constraint "N"): Ditto.
9330 (define_constraint "O"): Ditto.
9331 * config/i386/predicates.md
9332 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9333 (define_predicate "const_0_to_3_operand"): Ditto.
9334 (define_predicate "const_0_to_7_operand"): Ditto.
9335 (define_predicate "const_0_to_15_operand"): Ditto.
9336 (define_predicate "const_0_to_63_operand"): Ditto.
9337 (define_predicate "const_0_to_255_operand"): Ditto.
9338 (define_predicate "const_1_to_31_operand"): Ditto.
9339 (define_predicate "const_2_to_3_operand"): Ditto.
9340 (define_predicate "const_4_to_7_operand"): Ditto.
9342 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9344 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9345 in SImode for save_world.
9346 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9349 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9351 PR tree-optimization/30784
9352 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9355 2007-03-25 Revital Eres <eres@il.ibm.com>
9357 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9358 Fold movement_possibility function into it.
9360 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9362 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9363 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9364 (call_indirect_nonlocal_darwin64): Same.
9365 (call_nonlocal_darwin64): Same.
9366 (call_value_indirect_nonlocal_darwin64): Same.
9367 (call_value_nonlocal_darwin64): Same.
9368 (sibcall_nonlocal_darwin64): Same.
9369 (sibcall_value_nonlocal_darwin64): Same.
9370 (sibcall_symbolic_64): Same.
9371 (sibcall_value_symbolic_64): Same.
9372 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9374 (rs6000_emit_load_toc_table): Same.
9375 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9376 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9382 (load_toc_v4_pic_si): Same
9383 (load_toc_v4_PIC_1): Same.
9384 (load_toc_v4_PIC_1b): Same.
9385 (call_indirect_aix{32,64}): Same.
9386 (call_value_indirect_aix{32,64}): Same.
9389 (call_local{32,64}): Same.
9390 (call_value_local{32,64}): Same.
9391 (call_indirect_nonlocal_aix{32,64}): Same.
9392 (call_nonlocal_aix{32,64}): Same.
9393 (call_value_indirect_nonlocal_aix{32,64}): Same.
9394 (call_value_nonlocal_aix{32,64}): Same.
9395 (call_indirect_nonlocal_sysv<mode>): Same.
9396 (call_nonlocal_sysv<mode>): Same.
9397 (call_value_indirect_nonlocal_sysv<mode>): Same.
9398 (call_value_nonlocal_sysv<mode>): Same.
9400 (sibcall_local{32,64}): Same.
9401 (sibcall_value_local{32,64}): Same.
9402 (sibcall_nonlocal_aix{32,64}): Same.
9403 (sibcall_value_nonlocal_aix{32,64}): Same.
9404 (sibcall_nonlocal_sysv<mode>): Same.
9405 (sibcall_value): Same.
9406 (sibcall_value_nonlocal_sysv<mode>): Same.
9408 2007-03-24 Paul Brook <paul@codesourcery.com>
9410 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9411 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9413 2007-03-24 Richard Henderson <rth@redhat.com>
9415 * config/ia64/constraints.md: New file.
9416 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9417 satisfies_constraint_?.
9418 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9419 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9420 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9421 ia64_output_mi_thunk): Likewise.
9422 (ia64_const_ok_for_letter_p): Remove.
9423 (ia64_const_double_ok_for_letter_p): Remove.
9424 (ia64_extra_constraint): Remove.
9425 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9426 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9427 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9428 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9429 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9430 EXTRA_MEMORY_CONSTRAINT): Remove.
9431 * config/ia64/ia64.md: Include constriants.md. Replace
9432 CONST_OK_FOR_? with satisfies_constraint_?.
9434 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9435 H.J. Lu <hongjiu.lu@intel.com>
9437 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9439 (name macros): Use DPD_BID_NAME to convert names properly.
9441 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9442 decimal floating point format.
9443 (init_floating_libfuncs): Change decimal functions so that they
9444 have a "bid_" prefix if the decimal system uses the BID format,
9445 and "dpd_" prefix if the decimal system uses the DPD format.
9446 (init_interclass_conv_libfuncs): Ditto.
9447 (init_intraclass_conv_libfuncs): Ditto.
9449 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9450 using the BID format.
9452 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9453 whether we are using the BID decimal format.
9454 * configure: Regenerate.
9456 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9457 the compiler has decimal floating point enabled. Define
9458 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9461 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9462 using the BID format.
9464 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9465 whether we are using the BID decimal format.
9466 * configure: Regenerate.
9468 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9469 the compiler has decimal floating point enabled. Define
9470 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9473 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9474 options, and that it is enabled for i386/x86_64 systems.
9476 * Makefile.in (enable_decimal_float): New.
9478 (DECNUMINC): Add -I$(DECNUMFMT).
9479 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9480 to $(DECNUMFMT) from $(DECNUM).
9482 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9483 Substitute enable_decimal_float.
9484 * configure: Regenerated.
9487 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9490 * configure.ac: Enable decimal float for x86_64-*-linux*.
9491 * configure: Regenerated.
9494 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9495 decimal128ClearSign to flip and clear the sign bit in decimal128.
9496 (decimal_real_maxval): Set decimal128SetSign to set the sign
9499 2007-03-23 Ian Lance Taylor <iant@google.com>
9501 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9503 2007-03-23 Ian Lance Taylor <iant@google.com>
9505 * tree-dump.c (dump_files): Correct comment.
9507 2007-03-23 Ian Lance Taylor <iant@google.com>
9509 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9511 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9513 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9514 in cfglayout mode. Don't go into and out of cfglayout mode.
9515 Link the blocks in the order of the constructed traces.
9516 (rest_of_handle_tracer): Adjust call to tracer.
9517 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9518 Don't go into cfglayout mode.
9519 (rtl_loop_done): Don't go out of cfglayout mode.
9520 * cfglayout.c (relink_block_chain): New function, split out from...
9521 (fixup_reorder_chain): ...here. Remove redundant checking.
9522 (cfg_layout_finalize): Don't clear the header, footer, and aux
9523 fields here, move the code to do so to relink_block_chain. Likewise
9524 for free_original_copy_tables.
9525 * rtl.h (tracer): Update prototype.
9526 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9527 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9528 mode. Use relink_block_chain to serialize the CFG according to the
9529 new basic block order. Move targetm.cannot_modify_jumps_p check from
9531 (gate_handle_reorder_blocks): ...to here.
9532 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9534 (gate_duplicate_computed_gotos): ...to here.
9535 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9536 something always changes when going into and out of cfglayout mode.
9537 Perform an expensive cfg cleanup while going into cfglayout mode.
9538 Always update liveness information on HAVE_conditional_execution
9539 targets. Reserialize the basic blocks and go out of cfglayout mode.
9540 * reg-stack.c: Include cfglayout.h.
9541 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9542 the call to reorder_basic_blocks.
9543 * basic-block.h (reorder_basic_blocks): Update prototype.
9544 (relink_block_chain): New prototype.
9545 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9547 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9549 * config/mips/mips.md (type, hazard, *movdi_32bit,
9550 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9551 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9552 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9553 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9554 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9556 (movcc): Change first xfer to multi.
9557 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9558 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9559 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9560 config/mips/generic.md: Change reservations using "xfer" to use
9562 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9563 using match_operand.
9564 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9565 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9567 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9569 2007-03-22 Richard Henderson <rth@redhat.com>
9571 * config/i386/i386.c: Remove unnecessary function declarations.
9572 Move targetm definition, and all related macros, to the end of
9573 the file. Resort some functions to put definitions before uses.
9574 (ix86_attribute_table): Make static. Move to end of file.
9575 (ix86_gimplify_va_arg): Make static.
9577 2007-03-22 Richard Henderson <rth@redhat.com>
9579 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9580 don't increase local_regparm with force_align_arg_pointer check.
9581 (ix86_function_sseregparm): Assert 32-bit.
9582 (type_has_variadic_args_p): New.
9583 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9584 type_has_variadic_args_p.
9585 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9586 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9587 use memset instead. Do maybe_vaarg check first; skip attribute
9588 tests if true; skip attribute tests for 64-bit.
9589 (construct_container): Remove TARGET_DEBUG_ARG.
9590 (function_arg_advance_32, function_arg_advance_64): Split out ...
9591 (function_arg_advance): ... from here.
9592 (function_arg_32, function_arg_64): Split out ...
9593 (function_arg): ... from here.
9594 (ix86_pass_by_reference): Tidy.
9595 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9596 (function_value_32): New, from parts of ix86_function_value
9597 and ix86_value_regno.
9598 (function_value_64): New, from parts of ix86_function_value
9599 and ix86_libcall_value.
9600 (ix86_function_value_1): New.
9601 (ix86_function_value, ix86_libcall_value): Use it.
9602 (return_in_memory_32, return_in_memory_64): Split out ...
9603 (ix86_return_in_memory): ... from here.
9604 (ix86_struct_value_rtx): Skip for 64-bit.
9605 (ix86_libcall_value, ix86_value_regno): Remove.
9606 (setup_incoming_varargs_64): Split out ...
9607 (ix86_setup_incoming_varargs): ... from here.
9608 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9609 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9610 * config/i386/i386-protos.h (ix86_function_value): Remove.
9611 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9613 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9616 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9617 infinities not supported, otherwise emit warning if -Woverflow. On
9618 underflow, emit warning if -Woverflow.
9619 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9621 * real.h (real_from_string): Update declaration
9623 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9624 Richard Henderson <rth@redhat.com>
9626 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9627 * calls.c (compute_argument_block_size, expand_call,
9628 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9629 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9630 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9631 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9632 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9633 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9634 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9635 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9638 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9640 * c-incpath.c (add_sysroot_to_chain): New.
9641 (merge_include_chains): Add sysroot argument. Call
9642 add_sysroot_to_chain if sysrooted.
9643 (register_include_chains): Update call to merge_include_chains.
9644 * doc/cppopts.texi: Document use of '=' in include directory
9647 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9649 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9650 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9651 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9652 insn pattern using X87MODEF12 mode macro.
9654 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9656 * regmove.c (regmove_optimize): Use reg_mentioned_p
9657 instead of reg_overlap_mentioned_p for DST.
9659 2007-03-21 Mike Stump <mrs@apple.com>
9661 * c.opt: Fixup for Objective-C/C++.
9663 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9665 * explow.c (convert_memory_address): Fold memory reference when
9666 POINTERS_EXTEND_UNSIGNED < 0
9668 2007-03-21 Richard Henderson <rth@redhat.com>
9671 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9672 * config/i386/mmintrin.h (__m64): Likewise.
9673 * config/i386/xmmintrin.h (__m128): Likewise.
9675 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9677 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9678 (VXWORKS_OS_CPP_BUILTINS): Define.
9679 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9680 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9682 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9684 * rtl.h (constant_pool_reference_p): Delete.
9685 (find_constant_src): Declare.
9686 * rtlanal.c (find_constant_src): New function.
9687 * simplify-rtx.c (constant_pool_reference_p): Delete.
9688 * config/i386/i386.md: Use find_constant_src instead of
9689 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9691 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9693 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9694 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9696 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9698 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9699 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9700 (arm_elf_asm_constructor): Use it.
9701 (arm_elf_asm_destructor): New function.
9703 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9705 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9707 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9709 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9711 2007-03-19 Andrew Haley <aph@redhat.com>
9713 PR tree-optimization/31264
9714 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9717 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9719 PR rtl-optimization/30907
9720 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9721 (fwprop_init): Always call loop_optimizer_initialize.
9722 (fwprop_done): Always call loop_optimizer_finalize.
9723 (fwprop): We always have loop info now.
9724 (gate_fwprop_addr): Remove.
9725 (pass_fwprop_addr): Use gate_fwprop as gate.
9727 PR rtl-optimization/30841
9728 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9729 df_chain_alloc): Call df_reorganize_refs unconditionally.
9730 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9731 refs_organized to refs_organized_size.
9732 (df_ref_create_structure): Use refs_organized_size instead of
9733 bitmap_size if refs had been organized, and keep refs_organized_size
9735 * df.h (struct df_ref_info): Change refs_organized to
9736 refs_organized_size.
9737 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9740 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9742 * except.c (output_function_exception_table): Do not reference the
9743 EH personality routine for functions that do not require an
9746 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9749 * c-typeck.c (convert_for_assignment): Call comptypes for
9750 RECORD_TYPE or UNION_TYPE.
9753 * reload1.c (reload): Do invalid ASM checking after
9754 cleanup_subreg_operands.
9756 2007-03-19 Jeff Law <law@redhat.com>
9758 * tree-cfg.c (find_taken_edge): Tighten conditions for
9759 optimizing computed gotos.
9761 2007-03-19 Michael Matz <matz@suse.de>
9763 * builtins.c (expand_builtin_sync_operation,
9764 expand_builtin_compare_and_swap,
9765 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9768 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9769 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9772 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9774 * doc/tm.texi: Add brackets around the return type of
9775 TARGET_SECONDARY_RELOAD.
9777 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9778 Richard Guenther <rguenther@suse.de>
9780 PR tree-optimization/31254
9781 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9782 Use handled_component_p () where appropriate. Continue
9783 propagating into the rhs if we propagated into an INDIRECT_REF
9786 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9788 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9789 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9790 (xde, xdee): Mode attributes adjusted to support DFP modes.
9791 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9792 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9793 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9794 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9795 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9796 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9797 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9799 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9800 "movsf"): Insn definitions removed.
9801 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9802 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9803 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9805 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9806 "reload_in<mode>", "reload_out<mode>"): Expander added.
9807 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9810 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9812 * config/s390/s390.md: Only non-functional changes. Renamed
9813 FPR mode macro to BFP all over the file.
9815 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9817 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9818 (op_type attribute): RRF instruction type added.
9819 (fT0): New mode attribute.
9820 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9821 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9822 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9823 instruction no secondary memory is needed when moving DFmode values
9824 between GPRs and FPRs.
9826 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9828 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9829 inverted and documentation adjusted.
9830 ("mhard-dfp", "msoft-dfp"): New options.
9831 * config/s390/s390.c (s390_handle_arch_option): New architecture
9833 (override_options): Sanity checks for the new options added.
9834 * config.gcc: New architecture switch: z9-ec.
9835 * config/s390/s390.h (processor_flags): PF_DFP added.
9836 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9837 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9838 when the bit is NOT set so remove it from the defaults.
9840 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9842 * genemit.c (main): Print include statement for dfp.h.
9843 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9846 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9848 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9850 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9853 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9856 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9858 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9859 attr_length_call, output_call, output_indirect_call): Cleanup
9860 formatting of targetm calls.
9862 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9864 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9866 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9868 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9869 reservation, bypass and anti-bypass descriptions for these
9870 instructions. Update move patterns.
9871 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9874 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9876 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9877 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9878 (get_initial_def_for_reduction): Likewise.
9880 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9882 Fix PR tree-optimization/29922
9883 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9884 (get_representative): Removed.
9885 (value_dies_in_block_x): Update for rvuse removal.
9886 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9887 (compute_antic_aux): Handle when PHI nodes appear in
9888 non-single-successors.
9889 (dump_bitmap_of_names): Removed.
9890 (compute_antic_safe): Renamed and removed rvuse calculation.
9891 Calculate only antic safe.
9892 (insert_into_preds_of_block): Remove assert.
9893 (execute_pre): Update for renamed functions.
9894 (defer_or_phi_translate_block): New function.
9896 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9898 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9899 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9901 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9902 Follow spelling conventions.
9904 * tree-data-ref.h: Remove the prototype for analyze_array.
9906 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9908 PR tree-optimization/31041
9909 * tree-vect-transform.c (get_initial_def_for_induction): Call
9910 force_gimple_operand.
9912 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9914 * ipa-type-escape.c (look_for_casts) : Revert code to use
9915 handled_component_p due to ada test a-numaux.adb.
9917 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9919 * final.c (final_scan_insn): Alter the condition of a
9920 conditional trap if we have nonstandard CC.
9922 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9924 * configure.ac: Remove excess quoting from asm line 0 test.
9925 * configure: Rebuilt.
9927 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9929 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9930 * c-common.c (convert_and_check): Move warning logic to...
9931 (warnings_for_convert_and_check): ...here. Define.
9932 * c-common.h (warnings_for_convert_and_check): Declare.
9934 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9936 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9937 (output_call): Likewise.
9939 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9941 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9943 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9945 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9947 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9950 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9952 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9954 PR tree-optimization/31183
9955 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9956 Use double_int instead of unsigned int for representing access_strides.
9957 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9959 2007-03-16 Richard Guenther <rguenther@suse.de>
9961 PR tree-optimization/31146
9962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9963 to allow recursion of forward_propagate_addr_expr.
9964 (forward_propagate_addr_into_variable_array_index): Likewise.
9965 (forward_propagate_addr_expr): Likewise.
9966 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9967 (forward_propagate_addr_expr_1): Recurse on simple copies
9968 instead of propagating into them. Do so for useless conversions
9970 (forward_propagate_addr_expr): Clean up unused statements after
9973 2007-03-16 Richard Guenther <rguenther@suse.de>
9975 * builtins.c (expand_builtin_cexpi): Use the right argument
9976 for the expansion via cexp.
9978 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9980 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9981 * configure: Rebuilt.
9983 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9986 * dwarf2out.c (force_type_die): Adjust comment.
9987 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9989 2007-03-15 DJ Delorie <dj@redhat.com>
9991 * config/frv/predicates.md (minmax_operator): Don't check operands
9994 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9996 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9997 Update constant estimates of number of iterations.
9998 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9999 argument renamed to "realistic".
10000 (compute_estimated_nb_iterations): Removed.
10001 (record_niter_bound): New function.
10002 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10003 call record_nonwrapping_iv with upper = false.
10004 (infer_loop_bounds_from_signedness): Pass upper argument to
10005 record_nonwrapping_iv.
10006 (estimate_numbers_of_iterations_loop): Do not call
10007 compute_estimated_nb_iterations. Record estimate based on profile
10008 information. Initialize the constant estimates of number of
10010 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10012 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10013 number of iterations is too small.
10014 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10015 (EST_NOT_AVAILABLE): Removed.
10016 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10017 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10020 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10022 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10023 Handle NE_EXPR guards.
10025 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10028 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10029 Set also -pedantic-errors by default for the preprocessor unless
10030 -fpermissive is given.
10032 2007-03-15 Richard Guenther <rguenther@suse.de>
10034 PR middle-end/29719
10035 PR middle-end/31161
10036 * builtins.c (expand_builtin_cexpi): As a fallback if we
10037 don't have builtins for sincos or cexp create a function
10038 declaration for cexp and expand to a call to that.
10039 (expand_builtin_int_roundingfn): Always fall
10040 back to floor/ceil and its variants even if they may be
10043 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10045 PR middle-end/31159
10046 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10047 jump tables, move the call to delete_dead_jumptables from here...
10048 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10049 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10050 don't allow merging of blocks that try_redirect_by_replacing_jump
10051 also does not handle when not optimizing.
10053 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10054 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10056 * config/i386/i386.md (x86_sahf_1): Correctly handle
10059 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10063 x86_64_general_operand as operand[2] predicate. Remove "iF"
10064 from operand constraints and use "e" constraint instead.
10065 (*subti3_1, *subti3_1 splitter): Ditto.
10066 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10067 operand[1] predicate.
10069 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10071 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10072 arrays, multiply the access strides by the size of the sub-array.
10073 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10075 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10077 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10078 the configured assembler supports the sahf mnemonic.
10079 * configure: Regenerate.
10080 * config.in: Regenerate.
10082 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10083 emit "sahf" or ".byte\t0x9e" as asm template.
10085 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10088 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10089 option to replace hard coded TARGET_xxx in md file.
10090 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10091 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10092 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10093 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10094 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10095 (X86_TUNE_NOT_VECTORMODE): Ditto.
10096 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10097 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10098 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10099 (TUNE_SLOW_IMUL_IMM8): Ditto.
10100 (TUNE_MOVE_M1_VIA_OR): Ditto.
10101 (TUNE_NOT_UNPAIRABLE): Ditto.
10102 (TUNE_NOT_VECTORMODE): Ditto.
10104 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10107 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10108 tuning options instead of hard coded TARGET_xxx.
10109 (fix ssemode peephole2's): Ditto.
10110 (imul peephole2's): Ditto.
10112 (movdi_or_rex64): Ditto.
10113 (move peephole2): Ditto.
10114 (not peephole2's): Ditto.
10116 2007-03-14 Dirk Mueller <dmueller@suse.de>
10118 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10119 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10120 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10122 * c-parser.c (c_parser_do_statement): Warn about empty body in
10123 do/while statement.
10124 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10125 * doc/invoke.texi (-Wempty-body): Update documentation.
10127 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10130 * c-common.h (warn_for_div_by_zero): Declare.
10131 * c-common.c (warn_for_div_by_zero): Define.
10132 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10135 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10137 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10138 to PREFIX and STANDARD_PREFIX.
10140 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10141 Phil Edwards <phil@codesourcery.com>
10143 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10144 (__gthread_once_t): Remove busy field for RTPs.
10145 (__GTHREAD_ONCE_INIT): Update accordingly.
10147 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10149 * doc/invoke.texi: Document VxWorks options.
10151 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10153 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10155 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10157 PR tree-optimization/30590
10158 * tree-nrv.c (tree_nrv): Check for the partial update of the
10161 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10163 * flags.h (flag_random_seed): Remove declaration, in favor of...
10164 * toplev.h (get_random_seed, set_random_seed): ... these.
10165 * tree.c (get_file_function_name): Use the former.
10166 * opts.c (common_handle_option): Use the latter.
10169 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10171 PR middle-end/31127
10172 * cse.c (cse_find_path): Do not bail out if a basic block that
10173 we already visited now becomes part of a path that starts at a
10174 different basic block. Just disallow this, to make sure we
10175 visit each basic block at most once.
10177 2007-03-13 Jan Hubicka <jh@suse.cz>
10179 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10180 attributes, when profile esitmate is present, calls with very low
10181 frequency are cold.
10183 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10185 PR tree-optimization/30730
10186 PR tree-optimization/26900
10187 * tree-ssa-loop-niter.c: Include gmp.h.
10188 (bounds): New type.
10189 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10190 split_to_var_and_offset, determine_value_range,
10191 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10192 bound_difference, bounds_add, bounds_negate,
10193 number_of_iterations_ne_max, dump_affine_iv): New functions.
10194 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10195 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10196 difference of initial and final value of control iv to validate
10198 (number_of_iterations_cond): Add loop parameter. Determine bounds
10199 on the difference of the extremes of the control iv. Add dumps.
10200 (expand_simple_operations): Handle phi nodes.
10201 (simplify_using_initial_conditions): Do not record used conditions.
10202 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10203 Do not set additional_info.
10204 (implies_nonnegative_p, implies_ge_p): Removed.
10205 (derive_constant_upper_bound): Do not use parameter `additional'.
10206 (record_estimate): Parameter `additional' removed. Parameter
10207 `i_bound' added. Do not call derive_constant_upper_bound.
10208 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10209 bound the number of iterations estimate.
10210 (estimate_numbers_of_iterations_loop): Pass the estimate from
10211 the number of iterations analysis to record_estimate.
10212 * tree.h (multiple_of_p): Declare.
10213 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10214 (scev_const_prop): Do not check expression_expensive_p.
10215 * fold-const.c (multiple_of_p): Exported.
10216 * double-int.c (double_int_mask): Exported.
10217 * double-int.h (double_int_mask): Declare.
10218 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10219 field. Added max field.
10221 2007-03-13 David Taylor <taylor@candd.org>
10224 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10227 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10230 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10231 two unamed patterns.
10233 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10235 * config/i386/i386.opt (mcx16, msahf): New options.
10236 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10237 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10239 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10240 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10241 Output -mcx16 and -msahf options when corresponding bit is set.
10243 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10244 and -msahf options.
10246 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10248 * configure.ac: Test for assembler tolerance to # 0 "".
10249 * configure, config.in: Rebuilt.
10250 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10252 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10254 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10256 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10257 (handle_syscall): Handle direct system calls.
10258 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10260 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10262 * doc/invoke.texi: Fix cpp.info cross-reference.
10263 * doc/passes.texi: Fix gcc.info cross-reference.
10265 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10267 PR tree-optimization/30835
10268 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10269 bb_for_stmt is not NULL before accessing it.
10271 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10273 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10276 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10279 * doc/install.texi: Document --enable-stage1-languages
10281 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10283 * tree-pass.h (pass_into_cfg_layout_mode,
10284 pass_outof_cfg_layout_mode): Declare.
10285 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10286 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10287 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10288 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10290 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10292 * c-decl.c (warn_variable_length_array): New function.
10293 Refactored from grokdeclarator to handle warn_vla
10294 and handle unnamed array case.
10295 (grokdeclarator): Refactored VLA warning case.
10296 * c.opt (Wvla): New flag.
10297 * doc/invoke.texi (Wvla): New warning.
10299 2007-03-12 Richard Henderson <rth@redhat.com>
10301 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10302 (TARGET_SECTION_TYPE_FLAGS): New.
10304 2007-03-12 Richard Henderson <rth@redhat.com>
10306 * config/darwin.c (machopic_reloc_rw_mask): New.
10307 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10308 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10310 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10312 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10313 * cppdefault.h (cpp_PREFIX): Document.
10314 (cpp_PREFIX_len): Likewise.
10315 (cpp_EXEC_PREFIX): New variable.
10316 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10317 * c-incpath.c (add_standard_paths): Correct logic for relocating
10318 paths within prefix.
10320 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10322 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10323 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10325 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10326 fix_truncdfdi_sse using SSEMODEF mode macro.
10327 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10328 fix_truncdfsi_sse using SSEMODEF mode macro.
10329 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10330 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10332 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10334 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10335 elfos.h to tm_file.
10337 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10339 * tree.h : Add multiple_of_p declaration.
10340 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10341 * ipa-type-escape.c (results_of_malloc): Redundant.
10342 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10343 (cast_type): Extended with new members.
10344 (check_cast): Returns cast_type.
10345 (cast): New structure for data of walk_use_def_chains.
10346 (is_malloc_result, is_cast_from_non_pointer_1,
10347 is_cast_from_non_pointer,
10348 is_array_access_through_pointer_and_index): New functions.
10349 (look_for_casts): Returns cast types.
10350 (check_call): Returns void.
10351 (okay_pointer_operation): Use support of pointer plus index,
10352 pointer plus constant and allow all multiplications.
10354 2007-03-11 Richard Guenther <rguenther@suse.de>
10356 PR tree-optimization/31115
10357 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10358 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10359 A shift count of zero is not special as with *_DIV_EXPR.
10360 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10363 2007-03-11 Ian Lance Taylor <iant@google.com>
10365 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10366 the *_DIV_EXPR codes correctly with overflow infinities.
10368 2007-03-11 Ira Rosen <irar@il.ibm.com>
10370 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10371 indicate success/failure of the analysis. Add negation to subtrahend
10372 in case of subtraction. Fail if both operands contain constants.
10373 (create_data_ref): Fail if analyze_offset fails.
10375 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10377 * config/i386/i386.md (frndintxf2): Rename to ...
10378 (rintxf2): ... this. Remove expander having same name.
10379 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10380 (roundsf2, rounddf2): Ditto.
10381 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10382 (lround<mode>di2, lround<mode>si2): Ditto.
10384 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10386 * lower-subreg.c: Include except.h.
10387 (decompose_multiword_subregs): Verify that the only control flow
10388 insns we can split are loads to multi-words pseudos.
10389 Handle breaking such blocks after splitting, instead of calling
10390 find_many_sub_basic_blocks.
10392 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10393 on the new basic block. Add a lengthy comment explaining why we
10394 thought this was necessary.
10395 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10397 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10400 * tree.c (walk_type_fields): Recurse into the element type of
10401 ARRAY_TYPEs if there is a pointer set.
10403 2007-03-10 Dirk Mueller <dmueller@suse.de>
10405 * c-common.c (warn_logical_operator): Fix condition.
10407 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10409 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10411 * config/darwin.c (machopic_select_section): Remove superfluous
10412 argument in call to categorize_decl_for_section. Remove unused
10415 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10417 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10419 * configure: Regenerate.
10421 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10424 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10425 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10426 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10427 Add LABEL_NUSES to emitted label.
10428 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10429 branch probability value to emitted jump insn.
10430 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10431 Do not check life information and do not re-arrange input operands
10432 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10434 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10436 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10437 the change of decode_asm_operands.
10439 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10441 * mode-switching.c (create_pre_exit): Skip blockage insn.
10443 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10445 * tree-pass.h (TODO_update_smt_usage): Remove.
10447 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10451 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10453 * pa.c (attr_length_call): Revise condition for long
10454 pc-relative branch.
10455 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10456 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10457 sequence on SOM target.
10459 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10461 * gcc.c: Document %{, in big comment at top.
10462 (input_suffix_matches): Remove special handling for .s and
10464 (input_spec_matches): New.
10465 (handle_braces): Handle %{,.
10466 (validate_switches): ',' indicates a value which is not a switch.
10467 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10468 to detect assembler input.
10469 * config/i386/sol2.h (CPP_SPEC): Likewise.
10470 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10471 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10472 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10473 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10474 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10475 -m64 causes deployment target to default to 10.5.
10476 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10478 2007-03-09 Richard Henderson <rth@redhat.com>
10481 * target.h (targetm.asm.out.reloc_rw_mask): New.
10482 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10483 (TARGET_ASM_OUT): Use it.
10484 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10485 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10486 use the new reloc_rw_mask target hook instead.
10487 (default_section_type_flags_1): Merge into...
10488 (default_section_type_flags): ... here.
10489 (decl_readonly_section_1): Merge into...
10490 (decl_readonly_section): ... here.
10491 (default_elf_select_section_1): Merge into...
10492 (default_elf_select_section): ... here.
10493 (default_unique_section_1): Merge into...
10494 (default_unique_section): ... here.
10495 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10496 (default_select_rtx_section): Use it.
10497 (default_elf_select_rtx_section): Likewise.
10498 * output.h: Update to match.
10499 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10500 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10501 (TARGET_ASM_RELOC_RW_MASK): New.
10502 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10503 to categorize_decl_for_section.
10504 (x86_64_elf_unique_section): Likewise.
10505 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10506 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10507 (TARGET_ASM_RELOC_RW_MASK): New.
10508 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10509 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10510 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10511 (TARGET_RWRELOC): Remove.
10512 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10513 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10514 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10515 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10516 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10517 (rs6000_xcoff_select_section): Use decl_readonly_section.
10518 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10519 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10520 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10521 (TARGET_SECTION_TYPE_FLAGS): Remove.
10522 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10524 2007-03-09 Roger Sayle <roger@eyesopen.com>
10526 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10527 complex constant equality/inequality comparisons for here.
10528 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10529 known at compile-time or can be simplified to a scalar comparison.
10530 (fold_relational_const): Move compile-time evaluation of complex
10531 constant equality/inequality comparisons to here.
10533 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10535 PR rtl-optimization/30643
10536 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10538 (fold_rtx): Recurse, like before 2006-11-03.
10540 2007-03-09 DJ Delorie <dj@redhat.com>
10542 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10545 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10547 PR tree-optimization/30375
10548 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10549 LHS of statements is not the same.
10550 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10552 2007-03-09 Chao-ying Fu <fu@mips.com>
10554 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10556 * doc/invoke.texi (-mdspr2): Document new option.
10557 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10558 New unspec for DSP REV 2.
10559 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10560 these instructions are extended in DSP REV 2.
10561 (mips-dspr2.md): Include.
10562 * config/mips/mips.opt (mdspr2): New option.
10563 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10564 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10565 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10566 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10567 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10568 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10569 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10571 (bdesc_map): Add one field of unsupported_target_flags.
10572 (bdesc_arrays): Update entries to have extra fields. Add
10574 (mips_init_builtins): Initialize new function types.
10575 Check unsupported_target_fileds to filter out builtins.
10576 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10578 (ASM_SPEC): Pass mdspr2 to the assembler.
10579 * config/mips/mips-dspr2.md: New file.
10581 2007-03-09 Sa Liu <saliu@de.ibm.com>
10583 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10585 2007-03-09 Ian Lance Taylor <iant@google.com>
10587 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10588 argument) like -Wstrict-overflow=2.
10589 * doc/invoke.texi (Warning Options): Update documentation.
10591 2007-03-09 Dirk Mueller <dmueller@suse.de>
10594 * doc/invoke.texi (-Wlogical-op): Document.
10595 * common.opt (-Wlogical-op): New.
10596 * c-common.h (warn_logical_operator): Declare.
10597 * c-common.c (warn_logical_operator): Define.
10598 * c-typeck.c (parser_build_binary_op): Call
10599 warn_logical_operator.
10601 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10603 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10604 * final.c (final_scan_insn): Test for non-"" file name.
10606 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10608 * doc/loop.texi: Document the Omega linear constraints solver.
10609 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10610 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10611 omega-hash-table-size, omega-max-keys, and
10612 omega-eliminate-redundant-constraints.
10613 * tree-pass.h (pass_check_data_deps): Declared.
10616 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10617 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10618 pass_check_data_deps): New.
10619 * tree-data-ref.c (init_data_ref): Remove declaration.
10620 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10621 (analyze_array): Renamed init_array_ref, move up initializations.
10622 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10623 Removed arguments that are set to NULL.
10624 (analyze_indirect_ref): Correct indentation, correct call to
10626 (object_analysis): Call init_array_ref instead of analyze_array.
10627 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10628 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10629 of DR_ACCESS_FNS_ADDR.
10630 (init_omega_eq_with_af, omega_extract_distance_vectors,
10631 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10632 ddr_consistent_p): New.
10633 (compute_affine_dependence): Check consistency of ddrs when
10634 flag_check_data_deps is passed.
10635 (analyze_all_data_dependences): Uncomment.
10636 (tree_check_data_deps): New.
10637 * tree-data-ref.h: Include omega.h.
10638 (DR_ACCESS_FNS_ADDR): Removed.
10639 (data_dependence_relation): Add inner_loop.
10640 (DDR_INNER_LOOP): New.
10641 * common.opt (fcheck-data-deps): New.
10642 * tree-flow.h (tree_check_data_deps): Declare.
10643 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10644 (OBJS-common): Depend on omega.o.
10646 * passes.c (pass_check_data_deps): Scheduled.
10647 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10648 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10649 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10650 PARAM_VECT_MAX_VERSION_CHECKS,
10651 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10653 2007-03-09 Richard Guenther <rguenther@suse.de>
10655 PR tree-optimization/30904
10656 PR middle-end/31058
10657 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10658 the same way as *_DIV_EXPR.
10660 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10662 * recog.c (decode_asm_operands): No mixed declarations and code.
10664 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10666 * rtl.def (ASM_INPUT): Add location.
10667 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10668 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10669 (decode_asm_operands): Add loc operand.
10670 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10671 * stmt.c (expand_asm): Rename to...
10672 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10673 gen_rtx_ASM_INPUT_loc.
10674 (expand_asm_expr): Adjust.
10675 * recog.c (decode_asm_operands): Add loc operand.
10676 (check_asm_operands, extract_insn): Adjust.
10677 * reload1.c (maybe_fix_stack_asms): Likewise.
10678 * final.c (asm_insn_count): Likewise.
10679 (final_scan_insn): Output # line before and after asm.
10681 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10683 * tree-ssa-structalias.c (variable_info): Remove
10685 (new_var_info): Ditto.
10686 (shared_bitmap_info_t): New structure.
10687 (shared_bitmap_table): New variable.
10688 (shared_bitmap_hash): New function.
10689 (shared_bitmap_eq): Ditto
10690 (shared_bitmap_lookup): Ditto.
10691 (shared_bitmap_add): Ditto.
10692 (merge_smts_into): Change to take bitmap directly.
10693 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10694 (init_alias_vars): Init shared bitmap hashtable.
10695 (delete_points_to_sets): Delete shared bitmap hashtable.
10696 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10697 is_aliased removal as a change that was still necessary was
10700 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10702 * config/i386/i386.h (override_options): Conditionally disable
10703 x86_sahf for 64bit targets only.
10705 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10708 * c-decl.c (merge_decls): Don't call make_var_volatile.
10709 * varasm.c (make_var_volatile): Remove.
10710 * output.h (make_var_volatile): Remove.
10712 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10714 PR tree-optimization/31085
10715 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10717 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10719 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10720 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10721 ATTR_CONST_NOTHROW_LIST.
10723 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10726 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10728 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10730 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10733 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10735 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10736 passed, use shared libgcc.
10738 2007-03-08 Roger Sayle <roger@eyesopen.com>
10740 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10741 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10742 (honor_protect_cleanup_actions, lower_try_finally_switch):
10744 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10745 ifc_temp_var): Likewise.
10746 * tree-inline.c (setup_one_parameter): Likewise.
10747 * tree-mudflap.c (mf_decl_cache_locals,
10748 mf_build_check_statement_for): Likewise.
10749 * tree-nested.c (init_tmp_var, save_tmp_var,
10750 finalize_nesting_tree_1): Likewise.
10751 * tree-outof-ssa.c (insert_copy_on_edge,
10752 insert_backedge_copies): Likewise.
10753 * tree-profile.c (tree_gen_edge_profiler,
10754 tree_gen_ic_profiler): Likewise.
10755 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10756 * tree-sra.c (sra_build_assignment): Likewise.
10757 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10758 * tree-ssa-math-opts.c (insert_reciprocals,
10759 execute_cse_sincos_1): Likewise.
10760 * tree-tailcall.c (adjust_accumulator_values,
10761 adjust_return_value): Likewise.
10762 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10763 * tree-vect-transform.c (vect_create_data_ref_ptr,
10764 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10765 vect_create_epilog_for_reduction, vectorizable_reduction,
10766 vectorizable_call, vectorizable_conversion,
10767 vectorizable_assignment, vectorizable_operation,
10768 vectorizable_type_demotion, vect_gen_widened_results_half,
10769 vect_permute_store_chain, vectorizable_store,
10770 vect_setup_realignment, vect_permute_load_chain,
10771 vectorizable_load, vectorizable_condition,
10772 vect_create_cond_for_align_checks): Likewise.
10773 * tree-vrp.c (build_assert_expr_for): Likewise.
10775 2007-03-08 Ian Lance Taylor <iant@google.com>
10777 * tree-vrp.c: Include "intl.h".
10778 (usable_range_p): New static function.
10779 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10780 overflowed values, juts set *strict_overflow_p.
10781 (compare_values): Only return -2 if one of the operands is not a
10783 (compare_ranges): Call usable_range_p.
10784 (compare_range_with_value): Likewise.
10785 (vrp_evaluate_conditional_warnv): Rename from
10786 vrp_evaluate_conditional. Make static. Change all callers.
10787 (vrp_evaluate_conditional): New function.
10788 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10789 on signed overflow.
10790 (simplify_abs_using_ranges): Likewise.
10791 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10792 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10793 within_stmt parameter.
10794 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10795 vrp_evaluate_conditional.
10796 * tree-ssa-threadedge.c
10797 (record_temporary_equivalences_from_stmts_at_dest): Change
10798 simplify parameter to take a second tree parameter.
10799 (simplify_control_stmt_condition): Likewise.
10800 (thread_across_edge): Likewise.
10801 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10802 (thread_across_edge): Likewise.
10803 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10805 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10807 * config/i386/i386.h (TARGET_SAHF): New define.
10808 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10809 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10810 (x86_sahf): New global variable.
10811 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10812 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10813 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10814 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10816 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10817 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10818 when expanding fcomi/sahf based tests.
10819 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10820 expanding sahf based alternative. Emit sahf based sequence when
10821 optimizing for code size.
10822 * config/i386/i386.md (x86_sahf_1): Do not disable for
10823 TARGET_64BIT, enable for TARGET_SAHF.
10825 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10827 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10828 spurious whitespace from error message.
10830 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10833 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10835 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10837 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10839 * tree-sra.c (instantiate_element): Propagate disabled warnings
10840 from the element itself to the created variable.
10842 2007-03-07 Richard Henderson <rth@redhat.com>
10845 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10846 silently fix up the stack in the case of a missing register.
10848 2007-03-07 Paul Brook <paul@codesourcery.com>
10850 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10852 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10854 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10856 (phase1_vrs): Use them.
10857 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10858 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10859 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10860 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10861 __gnu_Unwind_Restore_WMMXC if required.
10862 (_Unwind_VRS_Pop): Implement iWMMXt support.
10863 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10864 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10865 gnu_Unwind_Save_WMMXC): Define.
10867 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10869 * config/vxworks.h (vxworks_override_options): Declare.
10870 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10871 * config/vxworks.c: Include target.h and toplev.h.
10872 (vxworks_override_options): New function.
10873 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10875 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10877 * config/s390/s390.c (override_options): Don't emit an error when
10878 -mstack-size is used without providing -mstack-guard.
10879 (s390_emit_prologue): Choose stack_guard value automatically if not
10880 provided via command line.
10881 * doc/invoke.texi: Adjust description of -mstack-guard and
10884 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10886 * config/i386/i386.c (output_set_got): Add a GOT initialization
10887 sequence for VxWorks PIC.
10888 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10889 around labels as well as symbols. Use gotoff_operand instead
10890 of local_symbolic_operand.
10891 (legitimize_pic_address): Use gotoff_operand instead of
10892 local_symbolic_operand. Use @GOT accesses for labels as
10894 (ix86_output_addr_diff_elt): Use PC-relative rather than
10895 GP-relative offsets for VxWorks PIC.
10896 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10897 no_new_pseudos. Check whether the returned register is op0.
10898 * config/i386/i386.md (tablejump): Use PC-relative rather than
10899 GP-relative offsets for VxWorks PIC.
10900 * config/i386/predicates.md (gotoff_operand): New predicate.
10902 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10904 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10906 * config/vxworks-dummy.h: New file.
10907 * config/i386/i386.h: Include it.
10909 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10911 * dwarf2out.c (is_inlined_entry_point): New
10912 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10913 DW_AT_ranges if the first subblock is the entry point.
10915 2007-03-06 David Daney <ddaney@avtrex.com>
10917 * doc/install.texi (mips-*-*): Change recommended binutils
10920 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10922 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10923 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10925 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10926 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10928 2007-03-06 Jan Hubicka <jh@suse.cz>
10930 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10931 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
10933 (probably_cold_bb_p): Cold functions are cold.
10934 (probably_never_executed_bb_p): Cold functions are cold.
10935 (tree_bb_level_predictions): Predict calls to cold functions as not
10937 (compute_function_frequency): Check hot/cold attributes.
10938 * function.h (function_frequency): Update comments.
10939 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10940 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10941 (c_common_att): Add cold and hot.
10943 * doc/extend.texi (hot,cold attributes): Document.
10945 2007-03-06 Andrew Haley <aph@redhat.com>
10947 * function.c (expand_function_end): Move blockage to just after we
10948 emit the label for the naked return from the function.
10950 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10952 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10955 2007-03-06 Jan Hubicka <jh@suse.cz>
10957 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10958 loaded for constant large models. Non-large 64bit PIC can do.
10959 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10960 * cmodel.h: Add LARGE PIC.
10961 * i386.md (UNSPEC_PLTOFF): New.
10962 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
10964 (*call_1_rex64): Disable for large models.
10965 (*call_1_rex64_large): New.
10966 (*call_value_1_rex64): Disable for large models.
10967 (*call_value_1_rex64_large): New.
10968 (set_rip_rex4): New.
10969 (set_got_offset_rex64): New.
10970 * predicates.md (constant_call_address_operand): For large model
10971 constant calls are not possible.
10972 * i386-protos.h (construct_plt_address): Declare.
10973 * i386.c (override_options): Accept large models.
10974 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10975 (legitimate_constant_p): Add new UNSPECs.
10976 (legitimate_pic_operand_p): Likewise.
10977 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10978 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10980 (output_pic_addr_const): Add PLTOFF.
10981 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10982 (ix86_expand_move): Legitimize pic address when in PIC mode.
10983 (construct_plt_address): New function.
10984 (ix86_expand_call): Offload the address to register and use GOT
10985 pointer for large model.
10986 * invoke.texi (mcmodel=large): Update documentation.
10988 2007-03-06 Richard Henderson <rth@redhat.com>
10990 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10991 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10992 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10993 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10994 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10995 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10996 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10997 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10998 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10999 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11000 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11001 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11002 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11003 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11004 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11005 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11006 x86_schedule, x86_use_bt, x86_pad_returns,
11007 x86_use_xchgb): Merge into ...
11008 (ix86_tune_features): ... here. New array.
11009 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11010 x86_bswap): Merge into ...
11011 (ix86_arch_features): ... here. New array.
11012 (x86_3dnow_a): Remove.
11013 (x86_accumulate_outgoing_args): Make static.
11014 (x86_arch_always_fancy_math_387): Make static.
11015 (ix86_tune_mask, ix86_arch_mask): Move ...
11016 (override_options): ... to local variables here. Apply the
11017 appropriate mask to each element of ix86_arch_features and
11018 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11019 as were done in the old macros.
11020 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11021 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11022 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11023 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11024 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11025 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11026 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11027 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11028 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11029 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11030 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11031 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11032 x86_accumulate_outgoing_args, x86_prologue_using_move,
11033 x86_epilogue_using_move, x86_decompose_lea,
11034 x86_arch_always_fancy_math_387, x86_shift1,
11035 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11036 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11037 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11038 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11039 x86_use_incdec, x86_pad_returns, x86_bswap,
11040 x86_partial_flag_reg_stall): Remove.
11041 (enum ix86_tune_indices): New.
11042 (ix86_tune_features): New.
11043 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11044 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11045 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11046 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11047 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11048 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11049 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11050 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11051 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11052 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11053 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11054 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11055 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11056 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11057 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11058 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11059 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11060 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11061 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11062 TARGET_EXT_80387_CONSTANTS): Use it.
11063 (enum ix86_arch_indices): New.
11064 (ix86_arch_features): New.
11065 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11066 TARGET_BSWAP): Use it.
11067 (ix86_tune_mask, ix86_arch_mask): Remove.
11069 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11072 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11073 Define using $${sysroot_headers_suffix}.
11074 * configure: Regenerate.
11075 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11076 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11078 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11079 * gcc.c (print_sysroot_headers_suffix): New.
11080 (option_map): Include --print-sysroot-headers-suffix.
11081 (display_help): Mention -print-sysroot-headers-suffix.
11082 (process_command): Handle -print-sysroot-headers-suffix.
11083 (do_spec_1): Append multilib directory to include-fixed path if
11084 sysroot suffixes in use.
11085 (main): Handle -print-sysroot-headers-suffix.
11086 * Makefile.in (start.encap): Don't depend on xlimits.h
11087 (xlimits.h): Remove.
11088 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11089 limits.h for each multilib in fixinc_list.
11090 (fixinc_list, s-fixinc_list): New.
11091 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11092 generate them for each multilib in fixinc_list.
11093 (stmp-fixproto): Use include-fixed. Run fixproto for each
11094 multilib in fixinc_list.
11095 (mostlyclean): Don't remove xlimits.h.
11096 (clean): Remove include-fixed.
11097 (real-install-headers-tar, real-install-headers-cpio,
11098 real-install-headers-cp): Don't copy include, only include-fixed.
11099 (install-mkheaders): Depend on fixinc_list. Don't depend on
11100 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11101 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11102 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11104 2007-03-06 Jan Hubicka <jh@suse.cz>
11106 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11109 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11111 * configure.ac: Allow tm_file to contain build-directory files.
11112 * configure: Regenerate.
11113 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11114 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11115 * config/m68k/print-sysroot-suffix.sh: New file.
11117 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11119 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11120 of pic_offset_table_rtx if reload_completed.
11121 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11122 PIC_OFFSET_TABLE_REGNUM.
11123 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11125 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11126 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11130 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11131 functions that call eh_return.
11133 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11135 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11136 functions that need a constant pool.
11138 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11141 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11142 (m68k_preferred_reload_class): Likewise.
11143 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11144 (SECONDARY_RELOAD_CLASS): Define.
11145 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11146 (LIMIT_RELOAD_CLASS): Delete.
11147 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11148 registers from storing bytes.
11149 (m68k_secondary_reload_class): New function.
11150 (m68k_preferred_reload_class): Likewise.
11152 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11154 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11156 (m68k_expand_prologue): Likewise.
11158 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11160 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11161 (mips_expand_epilogue): Add a bool parameter.
11162 (m68k_legitimize_sibcall_address): Declare.
11163 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11164 (m68k_expand_epilogue): Add a parameter to select between sibling
11165 and normal epilogues. Only generate a return for the latter.
11166 (m68k_ok_for_sibcall_p): New function.
11167 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11168 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11169 (sibcall_value, *sibcall_value): Likewise.
11170 (*call, *call_value): Require !SIBLING_CALL_P.
11171 (epilogue): Update call to m68k_expand_epilogue.
11172 (sibcall_epilogue): New pattern.
11173 * config/m68k/predicates.md (const_call_operand): Say that this
11174 predicate applies to sibling calls too.
11175 (sibcall_operand): New predicate.
11177 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11179 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11180 alternatives as movsi_cf.
11181 (movsf_cf_hard): Add commentary.
11183 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11184 Richard Sandiford <richard@codesourcery.com>
11186 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11187 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11188 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11189 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11190 as being live on exit from an interrupt function.
11191 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11192 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11193 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11194 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11195 (m68k_interrupt_function_p): Globalize.
11196 (m68k_compute_frame_layout): Remove reverse mask code.
11197 (m68k_emit_movem, m68k_set_frame_related): New functions.
11198 (m68k_output_function_prologue): Delete in favor of...
11199 (m68k_expand_prologue): ...this new function.
11200 (m68k_output_function_epilogue): Delete in favor of...
11201 (m68k_expand_epilogue): ...this new function.
11202 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11204 (print_operand): Handle %?.
11205 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11206 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11207 (prologue, epilogue): New patterns.
11208 (return): Turn into a define_expand.
11209 (*return): New pattern, derived from old "return" pattern. Use rte
11210 rather than rts for interrupt functions. Only use rtd if the pop
11212 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11213 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11214 (link, *link, unlink, *unlink, load_got): Likewise.
11216 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11220 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11221 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11222 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11223 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11224 and m68k_matches_u_p.
11225 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11226 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11227 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11228 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11229 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11230 (REG_STRICT_P): New macro.
11231 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11232 PCREL_GENERAL_OPERAND_OK.
11233 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11234 m68k_legitimate_base_reg_p.
11235 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11236 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11237 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11238 * config/m68k/m68k.c (m68k_address): New structure.
11239 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11240 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11241 (m68k_jump_table_ref_p, m68k_decompose_address)
11242 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11243 (m68k_matches_u_p): New functions.
11244 (print_operand_address): Rewrite to use m68k_decompose_index.
11246 2007-03-05 David Taylor <dtaylor@emc.com>
11248 * gcc.c: Correct copyright date in --version output.
11250 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11252 * pa.md: In unamed move patterns, disparge copies between general
11253 and floating point registers using '?' modifier. Don't include 'f'
11254 constraint for register preferences in DImode, SImode, HImode and
11255 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11256 Remove constraints for copies between general and floating registers
11257 in soft-float DFmode pattern.
11258 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11262 2007-03-05 Mike Stump <mrs@apple.com>
11264 * c-common.c (targetcm): Add.
11265 * c-opts.c (c_common_handle_option): Handle language specific
11267 * opts.c (handle_option): Verify language for target options, if
11269 * opth-gen.awk: Add CL_LANG_ALL.
11270 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11271 (TARGETCM_INITIALIZER): Add.
11272 * target.h (struct gcc_targetcm): Add.
11274 * targhooks.c (default_handle_c_option): Add.
11275 * targhooks.h (default_handle_c_option): Add.
11276 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11278 * config/darwin.opt (iframework): Add.
11279 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11280 * config/darwin-c.c (handle_c_option): Add.
11281 (TARGET_HANDLE_C_OPTION): Add.
11283 * doc/invoke.texi (Darwin Options): Add -iframework.
11285 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11287 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11290 2007-03-05 Ian Lance Taylor <iant@google.com>
11292 * c.opt (fgnu89-inline): New option.
11293 * c-opts.c (c_common_post_options): Set default value for
11295 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11296 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11298 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11299 (grokdeclarator, start_function): Likewise.
11300 * c-cppbuiltin.c (c_cpp_builtins): Define either
11301 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11302 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11303 (C Dialect Options): Document -fgnu89-inline.
11304 * doc/extend.texi (Function Attributes): Explain what the
11305 gnu_inline attribute does.
11306 * doc/cpp.texi (Common Predefined Macros): Document
11307 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11309 2007-03-05 Ian Lance Taylor <iant@google.com>
11311 PR tree-optimization/31034
11312 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11313 half-range if the other side is an overflow infinity.
11315 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11317 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11318 (bfin*-linux-uclibc*): New configuration.
11319 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11321 * config/bfin/linux.h: New file.
11322 * config/bfin/libgcc-bfin.ver: New file.
11323 * config/bfin/t-bfin-uclinux: New file.
11324 * config/bfin/t-bfin-linux: New file.
11325 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11326 (TARGET_OS_CPP_BUILTINS): New macro.
11328 2007-03-05 Richard Guenther <rguenther@suse.de>
11330 * fold-const.c (fold_binary): Remove duplicate folding
11331 of comparison of non-null ADDR_EXPR against null.
11333 2007-03-05 Richard Guenther <rguenther@suse.de>
11334 Dorit Nuzman <dorit@il.ibm.com>
11336 PR tree-optimization/26420
11337 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11338 are no loops in the function. Only print the number of
11339 vectorized loops if it is greater than zero or we are supposed
11340 to print information about unvectorized loops.
11342 2007-03-05 Revital Eres <eres@il.ibm.com>
11344 * gcc.dg/var-expand1.c: New test.
11345 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11346 when an accumulator is expanded.
11348 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11351 * c-common.c (convert_and_check): Don't give warnings for
11352 conversion if 'expr' already overflowed.
11354 2007-03-04 Roger Sayle <roger@eyesopen.com>
11356 PR middle-end/30744
11357 * fold-const.c (fold_comparison): Enforce type consistency when
11358 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11360 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11362 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11363 containing a cast to the base of TARGET_MEM_REF.
11365 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11367 * tree.c (tree_contains_struct_check_failed): Remove spurious
11368 whitespace from error message.
11370 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11373 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11374 instead of precision.
11376 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11377 Nathan Sidwell <nathan@codesourcery.com>
11379 * emit-rtl.c (find_auto_inc): New.
11380 (try_split): recreate REG_INC notes,
11381 Use regular for loops rather than whiles.
11383 2007-03-03 Andreas Schwab <schwab@suse.de>
11385 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11386 * configure: Regenerate.
11388 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11390 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11391 flag_rounding_math, not flag_unsafe_math_optimizations.
11393 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11395 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11396 alpha_fold_vector_minmax): Likewise.
11397 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11398 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11400 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11402 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11403 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11404 if the lhs has side-effects.
11405 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11407 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11409 * config/i386/i386.h (TUNEMASK): Remove define.
11410 (ARCHMASK): Remove define.
11411 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11412 Use ix86_arch_mask variable instead of ARCHMASK.
11413 * config/i386/i386.c (override_options): Ditto.
11414 (standard_80387_constant_p): Ditto.
11416 2007-03-02 Ian Lance Taylor <iant@google.com>
11418 Used signed infinities in VRP.
11419 * tree-vrp.c (uses_overflow_infinity): New static function.
11420 (supports_overflow_infinity): New static function.
11421 (make_overflow_infinity): New static function.
11422 (negative_overflow_infinity): New static function.
11423 (positive_overflow_infinity): New static function.
11424 (is_negative_overflow_infinity): New static function.
11425 (is_positive_overflow_infinity): New static function.
11426 (is_overflow_infinity): New static function.
11427 (overflow_infinity_range_p): New static function.
11428 (compare_values_warnv): New function split out of compare_values.
11429 (compare_value): Call it.
11430 (set_value_range_to_nonnegative): Add overflow_infinity
11431 parameter. Change caller.
11432 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11434 (vrp_expr_computes_nonzero): Likewise.
11435 (compare_ranges, compare_range_with_value): Likewise.
11436 (compare_name_with_value, compare_names): Likewise.
11437 (vrp_evaluate_conditional): Likewise.
11438 (set_value_range): Handle infinity
11439 (vrp_operand_equal_p, operand_less_p): Likewise.
11440 (extract_range_from_assert): Likewise.
11441 (vrp_int_const_binop): Likewise.
11442 (extract_range_from_binary_expr): Likewise.
11443 (extract_range_from_unary_expr): Likewise.
11444 (extract_range_from_comparison): Likewise.
11445 (extract_range_from_expr): Likewise.
11446 (dump_value_range): Likewise.
11447 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11448 (test_for_singularity): Likewise.
11449 (vrp_int_const_binop): Remove inline qualifier.
11450 (adjust_range_with_scev): Add comment.
11451 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11453 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11455 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11456 (get_constraint_for): Likewise.
11457 (do_structure_copy): Likewise.
11458 (find_func_aliases): Fix references to MODIFY_EXPR.
11459 (intra_create_variable_infos): Tidy.
11460 * tree-ssa-operands.c (add_virtual_operand): Add argument
11462 When adding members of alias sets, if IS_CALL_SITE is true and
11463 the symbol is not call-clobbered, skip it.
11464 Adjust all callers.
11466 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11468 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11469 entry by means of emit_insn_at_entry.
11471 2007-03-02 Richard Henderson <rth@redhat.com>
11473 * expr.h (promoted_input_arg): Remove decl.
11474 * function.c (promoted_input_arg): Merge into ...
11475 * combine.c (setup_incoming_promotions): ... only caller.
11476 Rearrange to avoid double loop.
11478 2007-03-02 Ben Elliston <bje@au.ibm.com>
11479 Peter Bergner <bergner@vnet.ibm.com>
11480 Janis Johnson <janis187@us.ibm.com>
11482 * config/rs6000/dfp.md: New file.
11483 * config/rs6000/rs6000.md: Include dfp.md.
11484 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11485 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11486 and TDmode decimal float modes in FP registers.
11487 (num_insns_constant): Likewise.
11488 (rs6000_legitimate_offset_address_p): Likewise.
11489 (rs6000_legitimize_address): Likewise.
11490 (rs6000_legitimize_reload_address): Likewise.
11491 (rs6000_legitimate_address): Likewise.
11492 (rs6000_emit_move): Likewise.
11493 (function_arg_boundary): Likewise.
11494 (function_arg_advance): Likewise.
11495 (rs6000_darwin64_record_arg_recurse): Likewise.
11496 (function_arg): Likewise.
11497 (rs6000_gimplify_va_arg): Likewise.
11498 (rs6000_split_multireg_move): Likewise.
11499 (rs6000_output_function_epilogue): Likewise.
11500 (rs6000_output_function_epilogue): Likewise.
11501 (rs6000_register_move_cost): Likewise.
11502 (rs6000_function_value): Likewise.
11503 (rs6000_libcall_value): Likewise.
11505 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11507 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11509 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11511 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11512 Use $MULTIDIR to choose between the kernel and RTP headers,
11513 and use $WIND_BASE and $WIND_USR to locate them.
11515 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11517 * config/i386/i386.c (override_options): Put initialization of
11518 ix86_tune_mask and ix86_arch_mask to the correct place.
11520 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11521 Michael Meissner <michael.meissner@amd.com>
11524 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11525 (ARCHMASK): Define.
11526 (TARGET_CMOVE): Use ARCHMASK.
11527 (TARGET_CMPXCHG): Ditto.
11528 (TARGET_CMPXCHG8B): Ditto.
11529 (TARGET_XADD): Ditto.
11530 (TARGET_BSWAP): Ditto.
11531 * config/i386/i386.c (ix86_tune_mask): New global variable.
11532 (ix86_arch_mask): Ditto.
11533 (override_options): Initialize ix86_tune_mask and
11534 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11537 2007-03-02 Ben Elliston <bje@au.ibm.com>
11540 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11542 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11544 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11545 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11546 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11547 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11549 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11550 rs6000_init_dwarf_reg_sizes_extra): New.
11551 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11552 SPE register high parts.
11554 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11556 * Makefile.in: Add install-pdf target as
11557 copied from automake v1.10 rules.
11558 * configure.ac: Add install-pdf to target list.
11559 * configure: Regenerate.
11561 2007-03-01 Paul Brook <paul@codesourcery.com>
11563 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11564 modes to LDRD for DImode.
11565 (output_move_double): Fixup out of range ldrd/strd.
11566 (vfp_secondary_reload_class): Rename...
11567 (coproc_secondary_reload_class): ... to this. Add wb argument.
11568 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11569 coproc_secondary_reload_class for CLASS_IWMMXT.
11570 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11571 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11573 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11575 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11576 unroll factor by the estimated number of iterations.
11577 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11578 than prefetch latency.
11580 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11581 decode_caches_intel, detect_caches_intel): New functions.
11582 (host_detect_local_cpu): Use detect_caches_amd and
11583 detect_caches_intel.
11585 2007-03-01 Richard Henderson <rth@redhat.com>
11587 * expr.c (emit_move_complex_push): Export.
11588 (emit_move_complex_parts): Split out from ...
11589 (emit_move_complex): ... here.
11590 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11591 * config/i386/i386.md (movcdi): New.
11593 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11595 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11596 size of mode1 to check for tieable modes in MMX case.
11598 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11600 * Makefile.in (rtlanal.o): Depend on tree.h.
11601 * rtl.h (offset_within_section_p, split_const): Declare.
11602 * rtlanal.c: Include tree.h.
11603 (offset_within_block_p): New function, taken from
11604 mips_offset_within_object_p.
11605 (split_const): New function, taken from mips_split_const.
11606 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11608 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11609 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11610 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11611 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11612 (m68k_illegitimate_symbolic_constant_p): New function.
11613 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11614 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11615 symbolic constant that might be outside the symbol's section,
11616 move the symbol first and then add the offset.
11617 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11619 * config/mips/mips.c (mips_split_const): Delete.
11620 (mips_offset_within_object_p): Delete.
11621 (mips_symbolic_constant_p): Use offset_within_section_p and
11622 split_const instead of mips_offset_within_object_p and
11624 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11625 (mips_legitimize_const_move, print_operand_reloc)
11626 (mips_dangerous_for_la25_p): Use split_const instead of
11629 2007-02-28 Eric Christopher <echristo@apple.com>
11631 * Makefile.in (install-include-dir): Don't rm -rf include.
11633 2007-02-28 Richard Guenther <rguenther@suse.de>
11635 PR middle-end/30364
11636 * fold-const.c (fold_binary): Do not associate expressions
11637 with more than one variable for integer types that do not wrap.
11639 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11641 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11642 Delete, and replace with...
11643 (fold_builtin_call_array): This. Update callers to use it.
11644 * fold-const.c (fold_build_call_list): Delete, and replace with...
11645 (fold_build_call_array): This.
11646 (fold_build_call_list_initializer): Delete, and replace with...
11647 (fold_build_call_array_initializer): This.
11648 * tree.h: Update declarations to reflect above changes.
11650 * c-typeck.c (build_function_call): Store converted arguments
11651 in a stack-allocated array instead of building a list.
11652 (convert_arguments): Store arguments in the array passed in as an
11653 argument, and return the actual number of arguments.
11654 * c-format.c: (check_function_format): Pass arguments in an
11655 array instead of a list.
11656 * c-common.c (check_function_nonnull): Likewise.
11657 (check_function_sentinel): Likewise.
11658 (check_function_arguments): Likewise.
11659 * c-common.h: Update declarations to reflect above changes.
11661 2007-02-28 Jan Hubicka <jh@suse.cz>
11663 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11664 PRED_NEGATIVE_RETURN): Update outcomes.
11666 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11668 * calls.c (emit_library_call_value_1): Handle partial registers
11669 correctly when building up CALL_INSN_FUNCTION_USAGE.
11671 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11673 * pa/predicates.md (move_src_operand): Allow zero for mode.
11674 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11677 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11680 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11681 *movv2df_internal): Enable pattern only for valid operand
11683 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11684 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11686 2007-02-27 Mike Stump <mrs@apple.com>
11688 * config/darwin-crt3.c: Avoid compilation when compiling for a
11691 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11693 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11695 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11696 for fixed headers and limits.h.
11697 (install-include-dir, install-headers-tar, install-headers-cpio,
11698 install-headers-cp, real-install-headers-tar,
11699 real-install-headers-cpio, real-install-headers-cp): Handle
11700 include-fixed as well as include.
11701 (install-mkheaders): Don't install files that go only in include
11703 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11704 from GCC_INCLUDE_DIR.
11705 * gcc.c (process_command): Remove special -BstageN/ handling.
11706 (do_spec_1): Add include-fixed directories.
11708 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11710 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11712 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11714 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11717 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11719 * c-common.c (get_priority): Add check for
11720 SUPPORTS_INIT_PRIORITY.
11722 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11724 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11726 * config/bfin/bfin.c: Include "cfglayout.h".
11727 (MAX_LSETUP_DISTANCE): New macro.
11728 (struct loop_info): New members incoming, incoming_src and
11729 incoming_dest. Delete member predecessor.
11730 (length_for_loop): New function.
11731 (bfin_optimize_loop): Handle more different loop structures.
11732 (bfin_discover_loop): Rework detection of predecessor blocks by
11733 examining incoming edges.
11734 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11736 (bfin_reorder_loops): New function.
11737 (bfin_reorg_loops): Use these three new functions.
11739 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11740 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11741 (CONSTRAINT_LEN): Add entry for 'q'.
11742 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11743 Add 'q' constraints.
11744 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11745 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11747 * config/bfin/bfin.md (add_with_carry): New pattern.
11748 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11749 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11750 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11751 support unsigned multiplies too. Removed incorrect commutativity from
11752 operand 1 constraint where appropriate.
11753 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11755 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11756 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11758 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11759 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11760 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11761 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11762 usmulhisi_hh_huh): New patterns.
11764 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11765 lshifthi3): Fix output template to use half reg for operand 2.
11767 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11770 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11772 2007-02-27 Andreas Schwab <schwab@suse.de>
11774 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11776 2007-02-27 Jan Hubicka <jh@suse.cz>
11778 * predict.c (last_basic_block_p): Remove.
11779 (tree_estimate_probability): Update return heuristic for commonized
11782 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11784 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11786 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11788 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11789 * doc/cpp.texi: Standardize title page.
11790 * doc/cppinternals.texi: Likewise.
11791 * doc/gcc.texi: Standardize title page, remove version number
11792 from copyright page.
11793 * doc/gccint.texi: Likewise.
11794 * doc/install.texi: Standardize title page, add table of
11797 2007-02-26 Jan Hubicka <jh@suse.cz>
11799 * predict.def: Set outcomes according to more recent results.
11800 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11801 Remove dead predictors.
11802 * predict.c (return_prediction): Fix pasto.
11804 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11806 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11807 change; avoid a memory leak when returning early.
11809 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11811 * c-decl.c (static_ctors): Move to c-common.c.
11812 (static_dtors): Likewise.
11813 (finish_function): Use c_record_cdtor_fn.
11814 (build_cdtor): Move to c-common.c.
11815 (c_write_global_declarations): Use c_build_cdtor_fns.
11816 * c-common.h (static_ctors): Declare.
11817 (static_dtors): Likewise.
11818 (c_record_cdtor_fn): Likewise.
11819 (c_build_cdtor_fns): Likewise.
11820 * c-common.c (static_ctors): New variable.
11821 (static_dtors): Likewise.
11822 (c_record_cdtor_fn): New function.
11823 (build_cdtor): Move from c-decl.c
11824 (c_build_cdtor_fns): New function.
11826 * output.h (assemble_addr_to_section): Declare.
11827 (get_cdtor_priority_section): Likewise.
11828 * varasm.c (assemble_addr_to_section): New function.
11829 (get_cdtor_priority_section): Likewise.
11830 (default_named_section_asm_out_destructor): Use them.
11831 (destor_dtor_section_asm_out_destructor): Likewise.
11832 (default_named_section_asm_out_constructor): Likewise.
11833 (default_ctor_section_asm_out_constructor): Likewise.
11834 * config.gcc (*-*-vxworks*): Include vxworks.o.
11835 * config/t-vxworks (vxworks.o): New target.
11836 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11837 (TARGET_ASM_CONSTRUCTOR): Define.
11838 (TARGET_ASM_DESTRUCTOR): Likewise.
11839 (vxworks_asm_out_constructor): Declare.
11840 (vxworks_asm_out_destructor): Likewise.
11842 * c-common.c (get_priority): Check that we have not just an
11843 INTEGER_CST, but an integer constant with integeral type.
11845 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11847 PR tree-optimization/30938
11848 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11849 use &dt[nargs-1] instead of &dt[nargs] in the call to
11850 vect_is_simple_use().
11852 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11854 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11855 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11856 Do not attempt to handle MEM inside auto-inc expressions.
11857 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11858 of a register modified by an auto-inc expression. However, do handle
11859 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11860 (elimination_effects): Prohibit elimination of a register modified
11861 by an auto-inc expression. Disable register elimination rules whose
11862 target register is modified by an auto-inc expression with variable
11865 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11867 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11869 (array_at_struct_end_p): New function.
11870 (idx_infer_loop_bounds): Use it.
11871 (estimate_numbers_of_iterations_loop): Export.
11872 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11873 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11874 (tree_estimate_probability): Call record_loop_exits.
11875 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11876 (estimated_loop_iterations, estimated_loop_iterations_int,
11877 estimated_loop_iterations_tree): New functions.
11878 (analyze_siv_subscript_cst_affine,
11879 compute_overlap_steps_for_affine_1_2,
11880 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11881 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11882 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11883 (PRED_LOOP_ITERATIONS_GUESSED): New.
11884 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11885 * cfgloop.h (estimate_numbers_of_iterations_loop,
11886 estimated_loop_iterations_int): Declare.
11888 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11890 * doc/extend.texi: Document optional priority argument to
11891 constructors and destructors.
11892 * tree.c (init_priority_for_decl): Adjust GTY markers.
11893 (init_ttree): Use priority-info hash functions for
11894 init_priority_for_decl.
11895 (tree_map_eq): Rename to ...
11896 (tree_map_base_eq): ... this.
11897 (tree_map_marked_p): Rename to ...
11898 (tree_map_base_marked_p): ... this.
11899 (tree_map_base_hash): New function.
11900 (decl_init_priority_lookup): Rework.
11901 (decl_fini_priority_lookup): New function.
11902 (decl_priority_info): New function.
11903 (decl_init_priority_insert): Use it.
11904 (decl_fini_priority_insert): Likewise.
11905 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11907 (decl_restrict_base_insert): Likewise.
11908 (decl_debug_expr_insert): Likewise.
11909 (decl_value_expr_lookup): Likewise.
11910 (decl_value_expr_insert): Likewise.
11911 * tree.h (priority_type): New type.
11912 (decl_init_priority_lookup): Use priority_type.
11913 (decl_fini_priority_lookup): New function.
11914 (decl_init_priority_insert): Use priority_type.
11915 (decl_fini_priority_insert): New function.
11916 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11917 (DECL_INIT_PRIORITY): Likewise.
11918 (SET_DECL_INIT_PRIORITY): Add comment.
11919 (DECL_FINI_PRIORITY): New macro.
11920 (SET_DECL_FINI_PRIORITY): Likewise.
11921 (DEFAULT_INIT_PRIORITY): Document.
11922 (MAX_INIT_PRIORITY): Likewise.
11923 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11924 (tree_map_base): New type.
11925 (tree_map_base_eq): New function.
11926 (tree_map_base_hash): Likewise.
11927 (tree_map_base_marked_p): Likewise.
11928 (tree_map): Inherit from tree_map_base.
11929 (tree_map_eq): Make it a macro.
11930 (tree_map_marked_p): Likewise.
11931 (tree_int_map): Inherit from tree_map_base.
11932 (tree_int_map_eq): Make it a macro.
11933 (tree_int_map_hash): Likewise.
11934 (tree_int_map_marked_p): Likewise.
11935 (tree_priority_map): New type.
11936 (tree_priority_map_eq): New macro.
11937 (tree_priority_map_hash): Likewise.
11938 (tree_priority_map_marked_p): Likewise.
11939 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11941 (emutls_common_1): Likewise.
11942 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11943 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11944 of tree_map hierarchy.
11945 * tree-cfg.c (move_stmt_r): Likewise.
11946 (new_label_mapper): Likewise.
11947 * c-tree.h (c_expand_body): Move to ...
11948 * c-common.h (c_expand_body): ... here.
11949 * c-decl.c (c_expand_body): Move to ...
11950 * c-common.c (c_expand_body): ... here.
11951 (c_common_attribute_table): Allow 1 argument for the constructor
11952 and destructor attributes.
11953 (get_priority): New function.
11954 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11955 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11957 2007-02-24 Jan Hubicka <jh@suse.cz>
11959 PR middle-end/30509
11960 * tree-inline.c (copy_bb): Produce exact copy of EH info when
11961 copying for inlining.
11963 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11964 Jan Hubicka <jh@suse.cz>
11967 * i386.c (counter_mode): New function.
11968 (expand_set_or_movmem_via_loop): Use it.
11969 (expand_movmem_epilogue): Likewise; fix pasto.
11970 (ix86_expand_movmem): Do emit guard even for constant counts.
11971 (ix86_expand_setmem): Likewise.
11973 2007-02-25 Nick Clifton <nickc@redhat.com>
11975 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11976 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11978 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11981 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11982 count argument with 0x10, not with 0x16.
11983 (expand_setmem_epilogue): Ditto.
11985 2007-02-24 Mike Stump <mrs@apple.com>
11987 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11990 2007-02-24 Richard Guenther <rguenther@suse.de>
11992 PR middle-end/30951
11993 * fold-const.c (fold_binary): Fold x +- CST op x for
11994 EQ_EXPR and NE_EXPR.
11996 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11998 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12000 2007-02-24 Jan Hubicka <jh@suse.cz>
12002 * cgraphunit.c (decide_is_function_needed): Honor
12003 -fkeep-inline-functions.
12005 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12007 * builtins.c (fold_builtin_modf): New.
12008 (fold_builtin_2): Use it.
12010 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12012 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12013 (determine_max_iter): Take additional LOOP arg; all callers changed.
12014 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12015 one using simplifications.
12016 (simplify_using_initial_values): Return if the expression becomes
12017 invalid due to altered regs.
12019 2007-02-23 DJ Delorie <dj@redhat.com>
12021 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12023 2007-02-23 Mike Stump <mrs@apple.com>
12025 * tlink.c (scan_linker_output): Parse linker messages from
12026 darwin9's linker better.
12028 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12031 * varpool.c (varpool_assemble_pending_decls): Set
12032 varpool_last_needed_node to null.
12034 2007-02-23 DJ Delorie <dj@redhat.com>
12036 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12037 alignment bigger than the object file can handle.
12039 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12042 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12043 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12044 (*movsf_1): Penalize MMX moves.
12046 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12048 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12049 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12051 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12053 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12055 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12056 (fold_builtin_1): Use them.
12057 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12058 BUILT_IN_SIGNIFICAND.
12060 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12062 * config/i386/i386.c (bdesc_1arg): Initialize
12063 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12064 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12065 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12066 and IX86_BUILTIN_MOVSLDUP.
12068 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12070 PR rtl-optimization/30841
12071 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12073 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12075 * builtins.c (fold_builtin_frexp): New.
12076 (fold_builtin_2): Use it.
12078 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12080 * doc/invoke.texi (Spec Files): Document getenv spec function.
12082 * gcc.c (getenv_spec_function): New function.
12083 (static_spec_functions): Add it.
12084 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12085 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12088 2007-02-22 Michael Matz <matz@suse.de
12091 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12092 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12094 2007-02-22 Ian Lance Taylor <iant@google.com>
12097 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12098 (mem_loc_descriptor): Call it.
12100 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12101 Ira Rosen <irar@il.ibm.com>
12103 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12105 2007-02-22 Ira Rosen <irar@il.ibm.com>
12107 PR tree-optimization/30843
12108 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12109 stores only after all the group is vectorized.
12111 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12113 PR tree-optimization/30858
12114 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12115 in the reduction cycle have a single use in the loop.
12116 * tree-vectorizer.h (relevant): Add documentation.
12118 2007-02-20 Mike Stump <mrs@apple.com>
12120 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12121 * configure: Regenerate.
12123 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12125 Change the defaults of some parameters and options.
12126 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12127 * config/spu/spu.c (spu_optimization_options): Add.
12128 (spu_override_options): Change params in spu_optimization_options.
12129 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12131 Register 127 is only 16 byte aligned when used as a frame pointer.
12132 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12133 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12134 HARD_FRAME_POINTER_REGNUM.
12135 (spu_legitimate_address): Use regno_aligned_for_reload.
12136 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12137 aligned when frame_pointer_needed is true.
12138 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12140 * config/spu/spu.h (INIT_EXPANDERS): Define.
12142 Make sure shift and rotate instructions have valid immediate operands.
12143 * config/spu/predicates.md (spu_shift_operand): Remove.
12144 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12145 * config/spu/constraints.md (W, O): Extend range.
12146 * config/spu/spu.md (umask, nmask): Define.
12147 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12148 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12149 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12150 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12151 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12152 (lshr<mode>3_reg): Fix rtl description.
12154 Make sure mulhisi immediate operands are valid.
12155 * config/spu/predicates.md (imm_K_operand): Add.
12156 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12158 Generate constants using fsmbi and andi.
12159 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12160 (print_operand, spu_split_immediate, classify_immediate,
12161 fsmbi_const_p): Handle IC_FSMBI2.
12163 Correctly handle a CONST_VECTOR containing symbols.
12164 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12165 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12166 (immediate_load_p): Allow symbols that use 2 instructions to create.
12167 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12168 with symbols when flag_pic is set.
12169 (const_vector_immediate_p): New.
12170 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12171 accept a CONST_VECTOR with symbols.
12172 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12173 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12175 * config/spu/spu.md (high, low): Delete.
12176 (low_<mode>): Define.
12178 Remove INTRmode and INTR_REGNUM, which didn't work.
12179 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12181 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12182 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12183 peephole2 pattern): Don't use INTR or 131.
12184 (movintrcc): Delete.
12185 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12186 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12187 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12188 (UNSPEC_SET_INTR): Add.
12189 * config/spu/spu-modes.def (INTR): Remove.
12191 More accurate warnings about run-time relocations.
12192 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12194 Correctly warn about immediate arguments to specific intrinsics.
12195 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12196 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12197 the instruction predicate.
12199 Fix tree check errors with latest update.
12200 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12202 (spu_expand_builtin): Use CALL_EXPR_FN.
12204 Add missing specific intrinsics.
12205 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12207 * config/spu/spu_internals.h: Ditto.
12209 Fix incorrect operand modifiers.
12210 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12211 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12213 Optimize one case of zero_extend of a vec_select.
12214 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12216 Accept any immediate for hbr.
12217 * config/spu/spu.md (hbr): Change s constraints to i.
12219 2007-02-21 Paul Brook <paul@codesourcery.com>
12221 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12222 condexec_count when skipping USE and CLOBBER.
12224 2007-02-21 Nick Clifton <nickc@redhat.com>
12226 * common.opt (Warray-bounds): Add Warning attribute.
12227 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12229 (fsized-zeroes): Add Optimization attribute.
12230 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12231 * c.opt (Wc++0x-compat): Add Warning attribute.
12233 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12235 PR middle-end/30761
12236 * reload1.c (eliminate_regs_in_insn): In the single_set special
12237 case, attempt to re-recognize the insn before falling back to
12238 having reload fix it up.
12240 2007-02-20 Eric Christopher <echristo@gmail.com>
12242 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12243 Rewrite accordingly.
12244 (frv_read_iacc_argument): Ditto.
12245 (frv_expand_set_builtin): Take a call instead of arglist, update for
12247 (frv_expand_unop_builtin): Ditto.
12248 (frv_expand_binop_builtin): Ditto.
12249 (frv_expand_cut_builtin): Ditto.
12250 (frv_expand_binopimm_builtin): Ditto.
12251 (frv_expand_voidbinop_builtin): Ditto.
12252 (frv_expand_int_void2arg): Ditto.
12253 (frv_expand_prefetches): Ditto.
12254 (frv_expand_voidtriop_builtin): Ditto.
12255 (frv_expand_voidaccop_builtin): Ditto.
12256 (frv_expand_load_builtin): Ditto.
12257 (frv_expand_store_builtin): Ditto.
12258 (frv_expand_mdpackh_builtin): Ditto.
12259 (frv_expand_mclracc_builtin): Ditto.
12260 (frv_expand_mrdacc_builtin): Ditto.
12261 (frv_expand_mwtacc_builtin): Ditto.
12262 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12265 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12267 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12268 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12270 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12271 point instructions.
12272 * configure: Regenerate.
12273 * config.in: Regenerate.
12274 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12275 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12276 masks to power6 and power6x and to POWERPC_MASKS.
12277 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12279 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12280 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12281 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12282 Access PROTOTYPE as variable, not mask.
12284 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12286 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12287 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12288 * combine.c (adjust_for_new_dest): Use it.
12289 * postreload.c (reload_combine): Likewise.
12291 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12293 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12294 notes on an insn with multiple sets, even if single_set returns
12295 non-NULL for that insn.
12297 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12299 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12300 scalbn and scalbln.
12302 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12304 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12305 if user didn't pass it.
12306 * config/i386/darwin.h (CC1_SPEC): Likewise.
12307 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12308 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12309 -mmacosx-version-min.
12311 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12312 Uros Bizjak <ubizjak@gmail.com>
12314 * optabs.h (enum optab_index): Add new OTI_scalb.
12315 (scalb_optab): Define corresponding macro.
12316 * optabs.c (init_optabs): Initialize scalb_optab.
12317 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12319 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12320 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12321 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12322 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12323 flag_unsafe_math_optimizations is set.
12325 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12326 to implement scalbf, scalb and scalbl built-ins as inline x87
12329 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12330 DJ Delorie <dj@redhat.com>
12333 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12334 (diagnostic_report_diagnostic): ... here, and turn them into real
12335 errors. If warnings are inhibited, no need to do anything.
12337 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12339 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12340 better code generation.
12342 2007-02-20 Ben Elliston <bje@au.ibm.com>
12344 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12346 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12348 * config/alpha/alpha.c, config/alpha/alpha.md,
12349 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12350 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12351 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12352 config/arm/lib1funcs.asm: Follow spelling conventions.
12354 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12355 config/fr30/fr30.md, config/i386/i386.h,
12356 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12357 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12358 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12359 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12360 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12361 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12362 config/sparc/sparc.c, config/sparc/sparc.h,
12363 config/sparc/sparc.md, config/spu/constraints.md,
12364 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12367 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12370 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12373 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12375 * doc/invoke.texi (-ftree-lrs): Remove.
12377 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12379 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12382 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12384 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12385 new CALL_EXPR_FN macro for retrieving the function
12386 declaration of the input expression.
12388 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12390 * c.opt (Waddress): New.
12391 * common.opt (Walways-true): Delete.
12392 (Wstring-literal-comparison): Delete.
12393 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12394 -Wstring-literal-comparison. Add -Waddress.
12396 (Walways-true): Delete.
12397 (Wstring-literal-comparison): Delete.
12398 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12399 consistently instead of -Walways-true in example.
12400 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12401 * c-typeck.c (parser_build_binary_op): Replace
12402 -Wstring-literal-comparison and -Walways-true with -Waddress.
12403 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12406 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12408 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12409 without DECL_STRUCT_FUNCTION initialized.
12411 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12413 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12414 due to calls to functions taking pointers as parameters.
12416 2007-02-19 Richard Henderson <rth@redhat.com>
12419 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12422 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12424 * config/s390/s390.c (s390_call_saved_register_used,
12425 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12426 accessed to the new scheme.
12428 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12430 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12431 (cris_print_index, cris_print_operand, cris_print_operand_address)
12432 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12433 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12434 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12435 GET_CODE () == xxx.
12436 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12437 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12438 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12439 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12440 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12441 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12442 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12443 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12444 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12445 (uminsi3, call, call_value): Ditto.
12446 (define_split: indir_to_reg_split, unnamed): Ditto.
12448 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12450 PR tree-optimization/30975
12451 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12454 2007-02-18 Eric Christopher <echristo@gmail.com>
12456 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12457 Remove use of arglist.
12458 (mips_expand_builtin): Remove use of arglist, pass in expr.
12459 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12460 (mips_expand_builtin_movtf): Ditto.
12461 (mips_expand_builtin_compare): Ditto.
12463 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12465 * tree-sra.c (sra_build_assignment): Replace assertion
12466 checking with a comment explaining why it can't be done.
12468 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12470 PR middle-end/30833
12471 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12472 during CALL_EXPR representation conversion.
12473 * tree-ssa-propagate.c (set_rhs): Likewise.
12475 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12477 * tree-sra.c (sra_build_assignment): Disable assertion checking
12480 2007-02-18 Roger Sayle <roger@eyesopen.com>
12482 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12483 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12484 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12486 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12487 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12488 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12489 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12490 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12491 force_gimple_operand): Likewise.
12492 * ipa-cp.c (constant_val_insert): Likewise.
12493 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12494 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12495 perfect_nestify): Likewise.
12496 * langhooks.c (lhd_omp_assignment): Likewise.
12497 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12498 lower_copyprivate_clauses, lower_send_clauses,
12499 lower_send_shared_vars, expand_parallel_call,
12500 expand_omp_for_generic, expand_omp_for_static_nochunk,
12501 expand_omp_for_static_chunk, expand_omp_sections,
12502 lower_omp_single_copy, lower_omp_for_lastprivate,
12503 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12504 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12505 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12508 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12510 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12511 config/sh/sh.md: Follow spelling conventions.
12513 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12514 config/frv/predicates.md: Follow spelling conventions.
12516 * config/m68k/linux-unwind.h: Fix a comment typo.
12517 * target.h: Follow spelling conventions.
12519 2007-02-18 Roger Sayle <roger@eyesopen.com>
12521 PR rtl-optimization/28173
12522 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12523 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12524 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12525 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12526 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12528 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12530 * builtins.c (fold_builtin_load_exponent): New.
12531 (fold_builtin_2): Use it.
12533 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12535 PR rtl-optimization/30773
12536 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12537 if we fail to attach a REG_EQUIV note.
12539 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12540 Roger Sayle <roger@eyesopen.com>
12542 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12544 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12546 * calls.c (initialize_argument_information): Pass original EXP
12547 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12548 code to split complex arguments here, as part of initializing the
12550 (expand_call): Remove code that builds a list of arguments and
12551 inserts implicit arguments into it. Instead, just count how many
12552 implicit arguments there will be so we can determine the size of
12553 the ARGS array, and let initialize_argument_information do the work.
12554 (split_complex_values): Delete unused function.
12556 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12558 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12560 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12562 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12563 for arg pointer based indexed addressing.
12565 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12567 * config/ia64/ia64.h, config/ia64/ia64.md,
12568 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12569 spelling conventions.
12571 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12573 * config/m68k/m68k.c (split_di): New.
12574 * config/m68k/m68k-protos.h: Declare split_di.
12575 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12576 Improve predicate handling and split constant shifts.
12578 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12580 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12581 parameter for register bitfield operations, general predicates
12584 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12586 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12587 * config/m68k/linux-unwind.h: New file.
12589 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12591 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12592 config/i386/athlon.md, config/ia64/ia64.md,
12593 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12594 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12595 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12596 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12597 tree-vect-transform.c: Fix comment typos.
12599 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12601 * sched-deps.c (find_insn_list): Remove.
12602 * sched-int.h: Remove the prototype for find_insn_list.
12604 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12606 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12608 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12609 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12610 darwin_rs6000_override_options.
12611 (C_COMMON_OVERRIDE_OPTIONS): Expect
12612 darwin_macosx_version_min to be non-NULL always.
12613 (TARGET_C99_FUNCTIONS): Likewise.
12614 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12615 (DARWIN_MINVERSION_SPEC): New.
12616 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12617 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12619 (DARWIN_MINVERSION_SPEC): New.
12620 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12622 * config/darwin-c.c (darwin_cpp_builtins): Expect
12623 darwin_macosx_version_min to be non-NULL always.
12625 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12627 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/i386.h (x86_use_xchgb): New.
12630 (TARGET_USE_XCHGB): New macro.
12631 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12632 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12633 Split after reload into bswaphi for shifts of 8.
12634 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12635 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12636 or when optimizing for size.
12638 2007-02-16 Richard Guenther <rguenther@suse.de>
12639 Christian Bruel <christian.bruel@st.com>
12641 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12642 DECLs but prefer SSA_NAMEs over DECLs.
12644 2007-02-16 Richard Guenther <rguenther@suse.de>
12646 * tree-flow-inline.h (single_imm_use_p): Remove.
12647 (zero_imm_uses_p): Likewise.
12648 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12649 instead of single_imm_use_p.
12650 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12653 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12656 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12657 nested double- and backquotes.
12659 2007-02-15 Roger Sayle <roger@eyesopen.com>
12661 PR middle-end/30391
12662 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12663 should be unreachable.
12664 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12665 For the time being redirect GIMPLE_MODIFY_STMT to the new
12666 (renamed) build_gimple_modify_stmt_stat.
12667 (build2_gimple_stat): Rename to...
12668 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12669 Always build a GIMPLE_MODIFY_STMT node.
12670 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12671 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12674 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12675 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12676 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12677 expand_complex_div_wide): Likewise.
12678 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12679 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12680 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12681 * tree-ssa-loop-manip.c (create_iv): Likewise.
12682 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12683 abs_replacement): Likewise.
12684 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12685 realify_fake_stores): Likewise.
12687 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12688 node rather than a GIMPLE_MODIFY_STMT node.
12689 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12690 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12692 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12693 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12694 GIMPLE_MODIFY_STMT.
12696 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12698 PR middle-end/30433
12699 * fold-const.c (fold_comparison): Add back the
12700 folding of constant complex comparisions.
12702 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12704 PR middle-end/30729
12705 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12706 effects unknown to this function, return early.
12708 2007-02-15 Ian Lance Taylor <iant@google.com>
12710 * lower-subreg.c (move_eh_region_note): New static function.
12711 (resolve_simple_move): Call it.
12712 (decompose_multiword_subregs): Track blocks for which we resolve a
12713 simple move which is also a control flow insn. Pass them to
12714 find_many_sub_basic_blocks.
12715 (pass_lower_subreg): Add TODO_verify_flow.
12716 (pass_lower_subreg2): Likewise.
12718 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12719 Brooks Moses <brooks.moses@codesourcery.com>
12720 Lee Millward <lee.millward@codesourcery.com>
12722 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12723 (VL_EXP_CLASS_P): New.
12724 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12726 (TREE_OPERAND_CHECK_CODE): Likewise.
12727 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12728 (TREE_RTL_OPERAND_CHECK): Likewise.
12729 (tree_operand_check_failed): Make second parameter the whole tree
12730 instead of its code. Fixed callers.
12731 (VL_EXP_CHECK): New.
12732 (TREE_OPERAND_LENGTH): New.
12733 (VL_EXP_OPERAND_LENGTH): New.
12734 (CALL_EXPR_FN): New.
12735 (CALL_EXPR_STATIC_CHAIN): New.
12736 (CALL_EXPR_ARGS): New.
12737 (CALL_EXPR_ARG): New.
12738 (call_expr_nargs): New.
12739 (CALL_EXPR_ARGP): New.
12740 (build_nt_call_list): Declare.
12741 (build_vl_exp_stat): Declare.
12742 (build_vl_exp): New.
12743 (build_call_list): Declare.
12744 (build_call_nary): Declare.
12745 (build_call_valist): Declare.
12746 (build_call_array): Declare.
12747 (call_expr_arg): Declare.
12748 (call_expr_argp): Declare.
12749 (call_expr_arglist): Declare.
12750 (fold_build_call_list): Declare.
12751 (fold_build_call_list_initializer): Declare.
12752 (fold_call_expr): Declare to replace fold_builtin.
12753 (fold_builtin_fputs): Update to agree with modified definition.
12754 (fold_builtin_strcpy): Likewise.
12755 (fold_builtin_strncpy): Likewise.
12756 (fold_builtin_memory_chk): Likewise.
12757 (fold_builtin_stxcpy_chk): Likewise.
12758 (fold_builtin_strncpy_chk): Likewise.
12759 (fold_builtin_next_arg): Likewise.
12760 (fold_build_call_expr): Declare.
12761 (fold_builtin_call_list): Declare.
12762 (fold_builtin_call_valist): Declare.
12763 (build_call_expr): Declare.
12764 (validate_arglist): Update to agree with modified definition.
12765 (tree_operand_length): New.
12766 (call_expr_arg_iterator): New.
12767 (init_call_expr_arg_iterator): New.
12768 (next_call_expr_arg): New.
12769 (first_call_expr_arg): New.
12770 (more_call_expr_args_p): New.
12771 (FOR_EACH_CALL_EXPR_ARG): New.
12773 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12774 and tcc_gimple_stmt.
12775 (tree_code_size): Update documentation. Use sizeof (tree) rather
12776 than sizeof (char *).
12777 (tree_size): Likewise. Add case for tcc_vl_exp.
12778 (tree_node_structure): Add case for tcc_vl_exp.
12779 (contains_placeholder_p): Likewise.
12780 (substitute_in_expr): Likewise.
12781 (substitute_placeholder_in_expr): Likewise.
12782 (stabilize_reference_1): Likewise.
12783 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12784 to diagnose breakage of this interface for constructing CALL_EXPRs.
12785 (build_nt): Add similar assertion here.
12786 (build_nt_call_list): New.
12787 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12788 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12790 (get_callee_fndecl): Use new CALL_EXPR accessors.
12791 (tree_operand_check_failed): Change parameters to pass entire node
12792 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12793 (process_call_operands): New.
12794 (build_vl_exp_stat): New.
12795 (build_call_list): New.
12796 (build_call_nary): New.
12797 (build_call_valist): New.
12798 (build_call_array): New.
12799 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12800 (call_expr_arglist): New.
12802 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12803 tcc_vl_exp instead of a fixed-size tcc_expression.
12805 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12806 accessors for CALL_EXPRs.
12807 (AGGR_INIT_EXPR): Likewise.
12809 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12810 Brooks Moses <brooks.moses@codesourcery.com>
12811 Lee Millward <lee.millward@codesourcery.com>
12813 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12814 (expand_builtin_nonlocal_goto): Change parameter to be entire
12815 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12816 (expand_builtin_prefetch): Likewise.
12817 (expand_builtin_classify_type): Likewise.
12818 (mathfn_built_in): Return NULL_TREE instead of 0.
12819 (expand_errno_check): Use new CALL_EXPR accessors.
12820 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12821 Return NULL_RTX instead of 0.
12822 (expand_builtin_mathfn_2): Likewise.
12823 (expand_builtin_mathfn_3): Likewise.
12824 (expand_builtin_interclass_mathfn): Likewise.
12825 (expand_builtin_sincos): Likewise.
12826 (expand_builtin_cexpi): Likewise.
12827 (expand_builtin_int_roundingfn): Likewise.
12828 (expand_builtin_int_roundingfn_2): Likewise.
12829 (expand_builtin_pow): Likewise.
12830 (expand_builtin_powi): Likewise.
12831 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12832 of arglist, fixing callers appropriately. Use new CALL_EXPR
12833 accessors and constructors. Return NULL_RTX instead of 0.
12834 (expand_builtin_strstr): Likewise.
12835 (expand_builtin_strchr): Likewise.
12836 (expand_builtin_strrchr): Likewise.
12837 (expand_builtin_strpbrk): Likewise.
12838 (expand_builtin_memcpy): Likewise.
12839 (expand_builtin_mempcpy): Likewise.
12840 (expand_builtin_mempcpy_args): New.
12841 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12842 (expand_builtin_memmove_args): New.
12843 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12844 (expand_movstr): Likewise.
12845 (expand_builtin_strcpy): Likewise.
12846 (expand_builtin_strcpy_args): New.
12847 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12848 (expand_builtin_strncpy): Likewise.
12849 (expand_builtin_memset): Likewise.
12850 (expand_builtin_memset_args): New.
12851 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12852 (expand_builtin_memcmp): Likewise.
12853 (expand_builtin_strcmp): Likewise.
12854 (expand_builtin_strncmp): Likewise.
12855 (expand_builtin_strcat): Likewise.
12856 (expand_builtin_strncat): Likewise.
12857 (expand_builtin_strspn): Likewise.
12858 (expand_builtin_strcspn): Likewise.
12859 (expand_builtin_args_info): Likewise.
12860 (expand_builtin_va_start): Likewise.
12861 (gimplify_va_arg_expr): Likewise.
12862 (expand_builtin_va_end): Likewise.
12863 (expand_builtin_va_copy): Likewise.
12864 (expand_builtin_frame_address): Likewise.
12865 (expand_builtin_alloca): Likewise.
12866 (expand_builtin_bswap): Likewise.
12867 (expand_builtin_unop): Likewise.
12868 (expand_builtin_fputs): Likewise.
12869 (expand_builtin_expect): Likewise.
12870 (expand_builtin_fabs): Likewise.
12871 (expand_builtin_copysign): Likewise.
12872 (expand_builtin_printf): Likewise.
12873 (expand_builtin_fprintf): Likewise.
12874 (expand_builtin_sprintf): Likewise.
12875 (expand_builtin_init_trampoline): Likewise.
12876 (expand_builtin_signbit): Likewise.
12877 (expand_builtin_fork_or_exec): Likewise.
12878 (expand_builtin_sync_operation): Likewise.
12879 (expand_builtin_compare_and_swap): Likewise.
12880 (expand_builtin_lock_test_and_set): Likewise.
12881 (expand_builtin_lock_release): Likewise.
12882 (expand_builtin): Likewise.
12883 (builtin_mathfn_code): Likewise.
12885 (fold_builtin_constant_p): Pass call arguments individually instead
12886 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12887 accessors and constructors. Return NULL_TREE instead of 0.
12888 (fold_builtin_expect): Likewise.
12889 (fold_builtin_classify_type): Likewise.
12890 (fold_builtin_strlen): Likewise.
12891 (fold_builtin_nan): Likewise.
12892 (integer_valued_real_p): Likewise.
12893 (fold_trunc_transparent_mathfn): Likewise.
12894 (fold_fixed_mathfn): Likewise.
12895 (fold_builtin_cabs): Likewise.
12896 (fold_builtin_sqrt): Likewise.
12897 (fold_builtin_cbrt): Likewise.
12898 (fold_builtin_cos): Likewise.
12899 (fold_builtin_cosh): Likewise.
12900 (fold_builtin_tan): Likewise.
12901 (fold_builtin_sincos): Likewise.
12902 (fold_builtin_cexp): Likewise.
12903 (fold_builtin_trunc): Likewise.
12904 (fold_builtin_floor): Likewise.
12905 (fold_builtin_ceil): Likewise.
12906 (fold_builtin_round): Likewise.
12907 (fold_builtin_int_roundingfn): Likewise.
12908 (fold_builtin_bitop): Likewise.
12909 (fold_builtin_bswap): Likewise.
12910 (fold_builtin_logarithm): Likewise.
12911 (fold_builtin_hypot): Likewise.
12912 (fold_builtin_pow): Likewise.
12913 (fold_builtin_powi): Likewise.
12914 (fold_builtin_exponent): Likewise.
12915 (fold_builtin_memset): Likewise.
12916 (fold_builtin_bzero): Likewise.
12917 (fold_builtin_memory_op): Likewise.
12918 (fold_builtin_bcopy): Deleted; call site changed to invoke
12919 fold_builtin_memory_op directly.
12920 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12921 (fold_builtin_strncpy): Likewise.
12922 (fold_builtin_memcmp): Likewise.
12923 (fold_builtin_strcmp): Likewise.
12924 (fold_builtin_strncmp): Likewise.
12925 (fold_builtin_signbit): Likewise.
12926 (fold_builtin_copysign): Likewise.
12927 (fold_builtin_isascii): Likewise.
12928 (fold_builtin_toascii): Likewise.
12929 (fold_builtin_isdigit): Likewise.
12930 (fold_builtin_fabs): Likewise.
12931 (fold_builtin_abs): Likewise.
12932 (fold_builtin_fmin_fmax): Likewise.
12933 (fold_builtin_carg): Likewise.
12934 (fold_builtin_classify): Likewise.
12935 (fold_builtin_unordered_cmp): Likewise.
12937 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12938 New functions split out from fold_builtin_1.
12939 (fold_builtin_n): New.
12940 (fold_builtin_varargs): New.
12941 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12943 (fold_call_expr): New.
12944 (build_function_call_expr): Rewrite to use new helper function.
12945 (fold_builtin_call_list): New.
12946 (build_call_expr): New.
12947 (fold_builtin_call_valist): New.
12948 (rewrite_call_expr): New.
12949 (validate_arg): New.
12950 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12951 of an arglist. Change return type to bool. Use new CALL_EXPR
12954 (fold_builtin_strstr): Pass call arguments individually instead
12955 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12956 accessors and constructors. Return NULL_TREE instead of 0.
12957 (fold_builtin_strchr): Likewise.
12958 (fold_builtin_strrchr): Likewise.
12959 (fold_builtin_strpbrk): Likewise.
12960 (fold_builtin_strcat): Likewise.
12961 (fold_builtin_strncat): Likewise.
12962 (fold_builtin_strspn): Likewise.
12963 (fold_builtin_strcspn): Likewise.
12964 (fold_builtin_fputs): Likewise.
12965 (fold_builtin_next_arg): Likewise.
12966 (fold_builtin_sprintf): Likewise.
12968 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12969 NULL_RTX instead of 0.
12970 (expand_builtin_memory_chk): Likewise.
12971 (maybe_emit_chk_warning): Likewise.
12972 (maybe_emit_sprintf_chk_warning): Likewise.
12974 (fold_builtin_object_size): Pass call arguments individually instead
12975 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12976 accessors and constructors. Return NULL_TREE instead of 0.
12977 (fold_builtin_memory_chk): Likewise.
12978 (fold_builtin_stxcpy_chk): Likewise.
12979 (fold_builtin_strncpy_chk): Likewise.
12980 (fold_builtin_strcat_chk): Likewise.
12981 (fold_builtin_strcat_chk): Likewise.
12982 (fold_builtin_strncat_chk): Likewise.
12983 (fold_builtin_sprintf_chk): Likewise.
12984 (fold_builtin_snprintf_chk): Likewise.
12985 (fold_builtin_printf): Likewise.
12986 (fold_builtin_vprintf): Likewise.
12988 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12990 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12991 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12992 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12993 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12994 (fold_unary): Likewise.
12995 (fold_binary): Likewise.
12996 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12997 ternary expressions.
12998 (fold): Add logic for tcc_vl_exp.
12999 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13000 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13001 (fold_build3_stat): Add assertion to flag broken interface for
13002 constructing CALL_EXPRs.
13003 (fold_build_call_list): New.
13004 (fold_build_call_list_initializer): New.
13005 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13007 (fold_strip_sign_ops): Likewise.
13009 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13010 Brooks Moses <brooks.moses@codesourcery.com>
13011 Lee Millward <lee.millward@codesourcery.com>
13013 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13014 accessors and dump arguments explicitly.
13016 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13018 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13020 (print_call_name): Use new CALL_EXPR accessors.
13022 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13023 CALL_EXPR arguments explicitly instead of as a list. Use
13024 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13026 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13027 (vrp_visit_stmt): Likewise.
13029 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13030 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13032 (force_move_till_expr): Likewise.
13034 * targhooks.c (default_external_stack_protect_fail): Use
13035 build_call_expr instead of build_function_call_expr.
13036 (default_hidden_stack_protect_fail): Likewise.
13038 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13041 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13042 and walk arguments explicitly.
13044 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13045 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13046 (expand_simple_operations): Likewise.
13047 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13049 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13050 of TREE_CODE_LENGTH.
13051 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13053 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13054 instead of TREE_CODE_LENGTH.
13056 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13057 (tree_ic_transform): Likewise.
13058 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13059 parameter instead of arglist. Fix callers.
13060 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13061 (tree_stringops_transform): Likewise.
13062 (tree_indirect_call_to_profile): Likewise.
13063 (tree_stringops_values_to_profile): Likewise.
13065 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13066 (eliminate_tail_call): Likewise.
13068 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13070 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13071 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13073 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13075 * omp-low.c (build_omp_barrier): Use build_call_expr.
13076 (lower_rec_input_clauses): Likewise.
13077 (lower_reduction_clauses): Likewise.
13078 (expand_parallel_call): Likewise.
13079 (maybe_catch_exception): Likewise.
13080 (expand_omp_for_generic): Likewise.
13081 (expand_omp_for_static_nochunk): Likewise.
13082 (expand_omp_sections): Likewise.
13083 (lower_omp_single_simple): Likewise.
13084 (lower_omp_single_copy): Likewise.
13085 (lower_omp_master): Likewise.
13086 (lower_omp_ordered): Likewise.
13087 (lower_omp_critical): Likewise.
13089 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13090 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13092 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13093 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13094 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13096 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13097 and generalize to handle any number of operands.
13098 (chrec_contains_undetermined): Likewise.
13099 (tree_contains_chrecs): Likewise.
13100 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13102 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13104 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13105 fold_call_expr instead of fold_builtin.
13106 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13107 match declarations there.
13108 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13111 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13112 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13114 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13115 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13117 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13120 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13121 (execute_cse_sincos): Use new CALL_EXPR accessors.
13123 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13125 * gimple-low.c (lower_function_body): Use build_call_expr.
13126 (lower_builtin_setjmp): Likewise.
13128 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13129 (set_storage_via_libcall): Likewise.
13130 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13131 instead of TREE_CODE_LENGTH.
13132 (expand_expr_real_1): Use new CALL_EXPR accessors.
13134 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13135 generalize to handle any number of operands.
13136 (TB_parent_eq): Likewise.
13138 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13139 (strip_builtin_expect): Likewise.
13141 * function.c (gimplify_parameters): Use build_call_expr.
13143 * tree-vectorizer.c (vect_is_simple_reduction): Use
13144 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13146 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13147 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13149 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13152 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13153 (gimplify_decl_expr): Likewise.
13154 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13155 Use new CALL_EXPR iterators.
13156 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13157 (gimplify_modify_expr_to_memset): Likewise.
13158 (gimplify_variable_sized_compare): Likewise.
13159 (gimplify_omp_atomic_fetch_op): Likewise.
13160 (gimplify_omp_atomic_pipeline): Likewise.
13161 (gimplify_omp_atomic_mutex): Likewise.
13162 (gimplify_function_tree): Likewise.
13164 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13165 (call_expr_flags): Likewise.
13166 (expand_call): Likewise.
13168 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13169 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13172 * coverage.c (create_coverage): Use build_call_expr.
13174 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13175 (temp_call_expr_obstack): New.
13176 (pool_copy_list): Delete.
13177 (temp_copy_call_expr): New.
13178 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13179 CALL_EXPR accessors. Get rid of special goo for copying argument
13180 lists and use temp_copy_call_expr instead.
13181 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13182 CALL_EXPR accessors.
13183 (create_expression_by_pieces): Likewise. Use build_call_array
13184 to construct the result instead of fold_build3.
13185 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13186 dealing with argument lists.
13187 (init_pre): Remove references to expression_node_pool and
13188 list_node_pool. Init temp_call_expr_obstack instead.
13189 (fini_pre): Remove references to expression_node_pool and
13192 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13193 and walk arguments explicitly instead of as a list.
13195 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13196 (mx_register_decls): Likewise.
13197 (mudflap_register_call): Likewise.
13198 (mudflap_finish_file): Likewise.
13200 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13201 (ipa_callsite_compute_param): Likewise.
13203 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13204 accessors and constructor.
13206 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13207 accessors and constructor.
13208 (convert_tramp_reference): Likewise.
13209 (convert_call_expr): Likewise.
13210 (finalize_nesting_tree_1): Likewise.
13212 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13215 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13217 * tree-inline.c (initialize_inlined_parameters): Pass entire
13218 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13220 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13221 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13223 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13224 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13225 (vectorizable_reduction): Likewise.
13226 (vectorizable_call): Use new CALL_EXPR iterators.
13227 (vectorizable_conversion): Use build_call_expr.
13228 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13229 (vect_gen_widened_results_half): Use build_call_expr.
13230 (vect_setup_realignment): Likewise.
13231 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13233 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13234 (pass_through_call): Likewise.
13235 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13238 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13239 (tree_gen_pow2_profiler): Likewise.
13240 (tree_gen_one_value_profiler): Likewise.
13241 (tree_gen_ic_func_profiler): Likewise.
13242 (tree_gen_average_profiler): Likewise.
13243 (tree_gen_ior_profiler): Likewise.
13245 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13246 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13247 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13249 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13250 of TREE_CODE_LENGTH.
13252 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13253 of TREE_CODE_LENGTH.
13255 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13257 (convert_to_integer): Likewise.
13259 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13262 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13263 Brooks Moses <brooks.moses@codesourcery.com>
13264 Lee Millward <lee.millward@codesourcery.com>
13266 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13268 * config/frv/frv.c (frv_expand_builtin): Likewise.
13269 * config/s390/s390.c (s390_expand_builtin): Likewise.
13271 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13272 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13274 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13275 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13276 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13277 (ix86_expand_store_builtin): Likewise.
13278 (ix86_expand_unop_builtin): Likewise.
13279 (ix86_expand_unop1_builtin): Likewise.
13280 (ix86_expand_sse_compare): Likewise.
13281 (ix86_expand_sse_comi): Likewise.
13282 (ix86_expand_vec_init_builtin): Likewise.
13283 (ix86_expand_vec_ext_builtin): Likewise.
13284 (ix86_expand_vec_set_builtin): Likewise.
13285 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13287 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13288 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13290 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13291 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13292 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13294 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13296 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13297 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13298 arglist. Use new CALL_EXPR accessors. Fix callers.
13299 (altivec_expand_abs_builtin): Likewise.
13300 (rs6000_expand_binop_builtin): Likewise.
13301 (altivec_expand_predicate_builtin): Likewise.
13302 (altivec_expand_lv_builtin): Likewise.
13303 (spe_expand_stv_builtin): Likewise.
13304 (altivec_expand_stv_builtin): Likewise.
13305 (rs6000_expand_ternop_builtin): Likewise.
13306 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13307 (altivec_expand_st_builtin): Likewise.
13308 (altivec_expand_dst_builtin): Likewise.
13309 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13310 arglist. Use new CALL_EXPR accessors. Fix callers.
13311 (altivec_expand_vec_set_builtin): Likewise.
13312 (altivec_expand_vec_ext_builtin): Likewise.
13313 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13314 (spe_expand_builtin): Likewise.
13315 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13316 arglist. Use new CALL_EXPR accessors. Fix callers.
13317 (spe_expand_evsel_builtin): Likewise.
13318 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13319 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13321 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13322 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13323 (arm_expand_unop_builtin): Likewise.
13324 (arm_expand_builtin): Use new CALL_EXPR accessors.
13326 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13329 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13330 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13332 (bfin_expand_unop_builtin): Likewise.
13333 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13335 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13336 Brooks Moses <brooks.moses@codesourcery.com>
13337 Lee Millward <lee.millward@codesourcery.com>
13339 * c-semantics.c (build_stmt): Add internal diagnostic check.
13341 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13342 accessors. Print arguments explicitly instead of as a list.
13344 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13346 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13347 (c_finish_omp_flish): Likewise.
13349 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13350 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13351 instead of TREE_CODE_LENGTH.
13352 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13353 (c_warn_unused_result): Likewise.
13355 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13358 * doc/invoke.texi (Warning Options): Remove
13359 -Werror-implicit-function-declaration.
13360 (Wimplicit-function-declaration): Update description.
13361 * opts.c (common_handle_option): Move handling of -Werror=* to...
13362 (enable_warning_as_error): ...here.
13363 * opts.h (enable_warning_as_error): Declare.
13364 * c-decl.c (implicit_decl_warning): Unless
13365 -Wno-implicit-function-declaration is given, emit a pedwarn if
13366 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13367 * c.opt (Wimplicit-function-declaration): Replace
13368 mesg_implicit_function_declaration with
13369 warn_implicit_function_declaration.
13370 * c-opts.c (c_common_handle_option):
13371 -Werror-implicit-function-declaration is exactly equal as
13372 -Werror=implicit-function-declaration.
13373 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13374 warn_implicit_function_declaration.
13375 (c_common_post_options): -Wimplict-function-declaration is enabled
13376 by default by -std=c99, otherwise is disabled by default.
13377 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13379 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13381 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13382 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13383 former is ignored but not the latter.
13385 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13387 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13388 is made and the reference doesn't use the alias set of its type,
13389 do not create the temporary using that type.
13391 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13393 * jump.c: Remove prototypes for delete_computation and
13394 delete_prior_computation.
13396 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13398 * jump.c (get_label_after): Delete.
13399 (get_label_before, delete_computation, delete_jump,
13400 delete_prior_computation, follow_jumps): Move...
13401 * reorg.c (delete_computation, delete_prior_computation): ... here...
13402 (get_label_before, delete_jump): ... making these static ...
13403 (follow_jumps): ... and simplifying this since it only runs after
13405 * rtl.h (get_label_after, get_label_before, delete_jump,
13406 follow_jumps): Delete prototypes.
13408 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13410 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13412 2007-02-15 Nick Clifton <nickc@redhat.com>
13414 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13415 order to prevent it from being munged by the target.
13417 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13419 * config/i386/i386.md: Remove misleading comment.
13421 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13423 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13424 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13427 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13429 * tree-sra.c (instantiate_missing_elements): Canonicalize
13431 (sra_build_assignment): New.
13432 (generate_copy_inout, generate_element_copy,
13433 generate_element_zero, generate_one_element_init): Use it.
13435 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13437 * tree-sra.c (instantiate_missing_elements): Canonicalize
13439 (sra_build_assignment): New.
13440 (generate_copy_inout, generate_element_copy,
13441 generate_element_zero, generate_one_element_init): Use it.
13443 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13445 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13448 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13450 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13451 types as aggregates not scalars.
13452 * function.c (assign_stack_temp_for_type): Likewise.
13454 2007-02-14 Roger Sayle <roger@eyesopen.com>
13455 Zdenek Dvorak <dvorakz@suse.cz>
13457 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13460 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13462 * passes.c (next_pass_1): Clear the next field of the copied
13465 2007-02-14 Richard Henderson <rth@redhat.com>
13467 * tree-sra.c (early_sra): New.
13468 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13469 (tree_sra_early, pass_sra_early): New.
13470 * tree-pass.h (pass_sra_early): Declare.
13471 * passes.c (init_optimization_passes): Use it.
13473 2007-02-14 Richard Guenther <rguenther@suse.de>
13475 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13477 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13479 PR tree-optimization/30771
13480 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13482 (vect_analyze_operations): Induction phis can now be marked as
13484 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13485 Update documentation accordingly.
13487 2007-02-14 Nick Clifton <nickc@redhat.com>
13489 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13490 most 3 arguments are supported.
13491 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13493 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13495 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13496 Ensure dst->current is valid.
13498 2007-02-13 Paul Brook <paul@codesourcery.com>
13500 * config.gcc: Add arm*-*-uclinux-*eabi.
13501 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13502 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13503 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13504 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13505 (LINK_SPEC): Define.
13506 (LIB_SPEC): Define.
13507 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13509 * config/arm/uclinux-eabi.h: New file.
13510 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13511 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13514 2007-02-13 Ian Lance Taylor <iant@google.com>
13516 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13517 * flags.h (warn_strict_overflow): Declare.
13518 (enum warn_strict_overflow_code): Define.
13519 (issue_strict_overflow_warning): New static inline function.
13520 * opts.c (warn_strict_overflow): New variable.
13521 (common_handle_option): Handle OPT_Wstrict_overflow and
13522 OPT_Wstrict_overflow_.
13523 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13525 * fold-const.c: Include intl.h.
13526 (fold_deferring_overflow_warnings): New static variable.
13527 (fold_deferred_overflow_warning): New static variable.
13528 (fold_deferred_overflow_code): New static variable.
13529 (fold_defer_overflow_warnings): New function.
13530 (fold_undefer_overflow_warnings): New function.
13531 (fold_undefer_and_ignore_overflow_warnings): New function.
13532 (fold_deferring_overflow_warnings_p): New function.
13533 (fold_overflow_warning): New static function.
13534 (make_range): Add strict_overflow_p parameter. Change all
13536 (extract_muldiv, extract_muldiv_1): Likewise.
13537 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13538 tree_expr_nonnegative_p.
13539 (fold_negate_expr): Call fold_overflow_warning.
13540 (fold_range_test): Likewise.
13541 (fold_comparison): Likewise.
13542 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13543 instead of tree_expr_nonnegative_p.
13544 (tree_expr_nonnegative_warnv_p): Rename from
13545 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13546 (tree_expr_nonnegative_p): New function.
13547 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13548 strict_overflow_p parameter.
13549 (tree_expr_nonzero_p): New function.
13550 * passes.c (verify_interpass_invariants): New static function.
13551 (execute_one_pass): Call it.
13552 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13554 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13555 (estimate_numbers_of_iterations): Likewise.
13556 (scev_probably_wraps_p): Likewise.
13557 * tree-ssa-ccp.c: Include "toplev.h".
13558 (evaluate_stmt): Defer fold overflow warnings until we know we are
13560 (struct fold_stmt_r_data): Add stmt field.
13561 (fold_stmt_r): Defer fold overflow warnings until we know we
13563 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13564 (fold_stmt_inplace): Likewise.
13565 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13566 (cleanup_control_expr_graph): Defer fold overflow warnings until
13567 we know we are going to optimize.
13568 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13569 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13571 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13572 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13573 * tree-ssa-loop-manip.c (create_iv): Likewise.
13574 * c-typeck.c (build_conditional_expr): Likewise.
13575 (build_binary_op): Likewise.
13576 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13577 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13578 (extract_range_from_unary_expr): Likewise.
13579 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13580 assuming that signed overflow does not occur.
13581 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13582 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13583 (fold_defer_overflow_warnings): Declare.
13584 (fold_undefer_overflow_warnings): Declare.
13585 (fold_undefer_and_ignore_overflow_warnings): Declare.
13586 (fold_deferring_overflow_warnings_p): Declare.
13587 (tree_expr_nonzero_warnv_p): Declare.
13588 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13589 of warning options.
13590 (Warning Options): Document -Wstrict-overflow.
13591 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13592 (tree-ssa-ccp.o): Likewise.
13593 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13594 (fold-const.o): Depend on intl.h.
13596 2007-02-13 Ian Lance Taylor <iant@google.com>
13598 PR middle-end/30751
13599 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13602 2007-02-13 Stuart Hastings <stuart@apple.com>
13604 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13606 2007-02-13 Richard Henderson <rth@redhat.com>
13608 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13609 handled_component_p before looking for the indirect_ref.
13611 2007-02-13 Richard Henderson <rth@redhat.com>
13613 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13614 remove flags clobber.
13615 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13616 (bswaphi_lowpart): New.
13617 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13618 remove TARGET_BSWAP test. Delete expander of the same name.
13620 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13621 (expand_unop): Use them.
13623 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13625 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13626 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13627 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13628 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13629 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13630 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13631 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13632 assembler dialect choice from asm templates.
13634 2007-02-12 Richard Henderson <rth@redhat.com>
13636 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13637 (fixuns_trunc<SSEMODEF>si2): Use it.
13638 * config/i386/sse.md (vec_setv4sf_0): Export.
13639 * config/i386/i386.c (ix86_build_const_vector): Export.
13640 (ix86_split_convert_uns_si_sse): Rename from
13641 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13642 * config/i386/i386-protos.h: Update.
13644 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13647 * c-typeck.c (c_finish_return): Improve warning message.
13649 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13651 * alias.c (find_symbolic_term): Delete unused function.
13653 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13655 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13656 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13657 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13659 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13661 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13662 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13663 the function, temporarily point the debug interface to the null one.
13665 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13667 * dwarf2out.c (round_up_to_align): New static function.
13668 (field_byte_offset): Use it to round the offset.
13670 2007-02-12 Richard Henderson <rth@redhat.com>
13672 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13673 (inswl_const): Export.
13675 2007-02-12 Richard Henderson <rth@redhat.com>
13677 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13678 result mode of the libcall, convert back to outmode.
13680 2007-02-12 Roger Sayle <roger@eyesopen.com>
13682 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13683 (bswapdi2): New define_expand to implement 32-bit implementation.
13685 2007-02-12 Nick Clifton <nickc@redhat.com>
13687 * doc/invoke.texi (Overall Options): Document --help=.
13688 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13689 (cc1_options): Pass --help= on to cc1.
13690 (display_help): Add description of --help=.
13691 (process_command): Add code to handle --help=. Allow translated
13692 --help and --target-help switches to be passed on to compiler
13694 (main): Remove unused if statement.
13695 * opts.c (columns): Remove.
13696 (LEFT_COLUMN): Define.
13697 (wrap_help): Add columns argument.
13698 (print_filtered_help): Change parameters to be an include bitmask,
13699 an exclude bitmask, an any bitmask and the column width. Move the
13700 code to display the params list here. Add code to display the
13701 status of options rather than their descriptions if the quiet flag
13703 (print_specific_help): Change parameters to be an include bitmask,
13704 an exclude bitmask and an any bitmask. Move code to look up the
13705 column width here. Decide upon the title for an options listing.
13706 (common_handle_options): Add code to handle --help=. Adapt code
13707 for --help and --target-help to use the revised form of the
13708 print_specific_help function.
13709 (print_help): Delete.
13710 (print_param_help): Delete.
13711 (print_switch): Delete.
13712 * opts.h (cl_lang_count): Add prototype.
13713 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13714 CL_MAX_OPTION_CLASS): New defines.
13715 * optc-gen.awk: Add construction of cl_lang_count.
13716 * c.opt: Add Warning attribute to warning options and Optimization
13717 attribute to optimization options.
13718 * common.opt: Likewise.
13720 Add -fhelp and -ftarget-help as aliases for the transformed --help
13721 and --target-help options.
13722 * opt-functions.awk: Add code to handle Warning and Optimization
13725 2007-02-12 Richard Henderson <rth@redhat.com>
13727 * config/alpha/constraints.md: New file.
13728 * config/alpha/alpha.c: Include tm-constrs.h.
13729 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13730 alpha_extra_constraint): Remove.
13731 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13732 * config/alpha/alpha-protos.h: Update.
13733 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13734 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13735 (EXTRA_CONSTRAINT): Remove.
13736 * config/alpha/alpha.md: Include constraints.md.
13737 (adddi splitter): Use satisfies_constraint_*.
13738 * config/alpha/predicates.md (add_operand): Likewise.
13739 (sext_add_operand, addition_operation): Likewise.
13741 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13743 PR tree-optimization/29145
13744 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13745 in our handling of restrict qualified pointers.
13747 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13750 * doc/invoke.texi (Wunused-value): Update description.
13751 (Wextra): Delete item.
13752 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13753 value of Wunused-value.
13754 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13755 (c_finish_stmt_expr): Don't check extra_warnings.
13756 (emit_side_effect_warnings): The caller is responsible to check
13759 2007-02-11 Roger Sayle <roger@eyesopen.com>
13760 Matt Thomas <matt@3am-software.com>
13762 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13764 2007-02-11 Roger Sayle <roger@eyesopen.com>
13766 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13767 comparisons of POPCOUNT against zero.
13768 (simplify_const_relational_operation): Likewise.
13770 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13772 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13774 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13776 * dwarf2out.c (root_type): Delete unused function.
13778 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13780 * genattrtab.c (contained_in_p): Delete unused function.
13781 (write_expr_attr_cache): Likewise.
13783 2007-02-11 Jan Hubicka <jh@suse.cz>
13785 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13788 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13790 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13791 to add the REG_EQ* note.
13792 * see.c (see_merge_one_use_extension): Likewise.
13793 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13794 turn REG_EQUAL notes into REG_EQUIV notes if the target
13795 register may have more than one set.
13796 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13797 * gcse.c (try_replace_reg): Likewise.
13798 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13799 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13800 more than one REG_EQUIV note.
13801 * reload1.c (gen_reload): Use set_unique_reg_note.
13803 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13805 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13806 (ix86_builtin_conversion): New function.
13808 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13811 * tree.h (DECL_REPLACEABLE_P): New macro.
13812 * except.c (set_nothrow_function_flags): Likewise.
13814 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13815 Ira Rosen <irar@il.ibm.com>
13816 Dorit Nuzman <dorit@il.ibm.com>
13818 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13819 * targhooks.c (default_builtin_vectorized_conversion): New.
13820 * targhooks.h (default_builtin_vectorized_function): New declaration.
13821 * target.h (struct vectorize): Add builtin_conversion field.
13822 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13823 stmt_vec_info_type value.
13824 (vectorizable_conversion): New declaration.
13825 * tree-vect-analyze.c (vect_analyze_operations): Add
13826 vectorizable_conversion call.
13827 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13828 * tree-vect-transform.c (vectorizable_conversion): New function.
13829 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13830 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13832 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13833 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13834 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13835 or ALTIVEC_BUILTIN_VCFSX.
13837 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13840 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13841 CONST_DOUBLE and operand 0 is a hard register.
13842 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13843 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13844 is a hard floating-point register.
13846 2007-02-10 Richard Henderson <rth@redhat.com>
13847 Jakub Jelinek <jakub@redhat.com>
13848 Alexandre Oliva <aoliva@redhat.com>
13850 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13851 * builtin-types.def (BT_WORD): Make unsigned.
13852 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13853 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13854 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13855 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13856 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13857 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13859 * expr.c (emutls_var_address): New.
13860 (expand_expr_real_1): Expand emulated tls.
13861 (expand_expr_addr_expr_1): Likewise.
13862 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13863 * output.h (emutls_finish): Declare.
13864 * toplev.c (compile_file): Call it.
13865 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13866 address before wrapping in CONST.
13867 * varasm.c (emutls_htab, emutls_object_type): New.
13868 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13869 (get_emutls_object_name, get_emutls_object_type): New.
13870 (get_emutls_init_templ_addr, emutls_decl): New.
13871 (emutls_common_1, emutls_finish): New.
13872 (assemble_variable): When emulating tls, swap decls; generate
13873 constructor for the emutls objects.
13874 (do_assemble_alias): When emulating tls, swap decl and target name.
13875 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13877 * varpool.c (decide_is_variable_needed): Look at force_output.
13878 Recurse for emulated tls.
13879 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13880 with decide_is_variable_needed.
13881 * emutls.c: New file.
13882 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13883 tls_object for real tls.
13885 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13887 PR rtl-optimization/29599
13888 * reload1.c (eliminate_regs_in_insn): Take the destination
13889 mode into account when computing the offset.
13891 2007-02-09 Stuart Hastings <stuart@apple.com>
13892 Richard Henderson <rth@redhat.com>
13894 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13895 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13896 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13897 fixuns_truncdfhi2): New.
13898 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13899 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13900 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13901 (floatunssidf2): Allow nonimmediate source.
13902 * config/i386/sse.md (movdi_to_sse): New.
13903 (vec_concatv2di): Drop '*'.
13904 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13905 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13906 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13908 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13909 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13910 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13911 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13912 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13913 ix86_build_const_vector.
13914 (x86_emit_floatuns): Rewrite.
13916 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13918 * genautomata.c (longest_path_length): Delete unused function.
13919 (struct state): Delete unused longest_path_length.
13920 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13921 (get_free_state): Delete unused.
13923 2007-02-09 Jan Hubicka <jh@suse.cz>
13925 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13926 * doc/invoke.texi (inline-unit-growth): Update default value.
13928 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13929 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13930 (rebuild_cgraph_edges): Likewise.
13931 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13932 (dump_cgraph_node): Dump frequencies.
13933 (cgraph_clone_edge): Add frequency scales.
13934 (cgraph_clone_node): Add freuqnecy.
13935 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13936 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13937 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13938 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13939 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13940 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13941 (save_inline_function_body): Likewise.
13942 * ipa-inline.c: inluce rtl.h
13943 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13944 (cgraph_edge_badness): Use frequencies.
13945 (cgraph_decide_recursive_inlining): Update clonning.
13946 (cgraph_decide_inlining_of_small_function): Dump frequency.
13947 * predict.c (estimate_bb_frequencies): Export.
13948 * predict.h (estimate_bb_frequencies): Declare.
13949 * tree-inline.c (copy_bb): Watch overflows.
13950 (expand_call_inline): Update call of cgraph_create_edge.
13951 (optimize_inline_calls): Use TODO flags to update frequnecies.
13952 * passes.h: Include predict.h
13953 (init_optimization_passes): Move profile ahead.
13954 (execute_function_todo): Handle TODO_rebuild_frequencies.
13956 2007-02-09 Roger Sayle <roger@eyesopen.com>
13958 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13959 the insbl or inswl pattern into a register.
13961 2007-02-09 Roger Sayle <roger@eyesopen.com>
13963 * config/ia64/ia64.md (bswapdi2): New define_insn.
13965 2007-02-09 Richard Henderson <rth@redhat.com>
13967 * config/i386/constraints.md (Ym): New constraint.
13968 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13969 (movdi_1_rex64): Split sse and xmm general register moves from
13970 memory move alternatives. Use conditional register constraints.
13971 (movsf_1, movdf_integer): Likewise.
13972 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13973 (movdf_integer_rex64): New.
13974 (pushsf_rex64): Fix output constraints.
13975 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13976 (sse2_stored): Likewise.
13977 (sse2_storeq_rex64): New.
13978 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13979 amd and not generic.
13980 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13981 for optimize_size. Remove SF/DFmode hack.
13983 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13985 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13988 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13989 Richard Sandiford <richard@codesourcery.com>
13991 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13992 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13993 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13994 m68k/t-mlib to tmake_file.
13995 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13996 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13997 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13998 Allow it to be cf or m68k. Set m68k_arch_family. If that
13999 variable is not empty, add t-$m68k_arch_family to tmake_file.
14000 Add t-mlibs to tmake_file.
14001 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14002 * config/m68k/t-cf: New file.
14003 * config/m68k/t-m68k: Likewise.
14004 * config/m68k/t-mlibs: Likewise.
14005 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14006 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14007 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14008 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14009 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14011 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14012 (INSTALL_LIBGCC): Delete.
14013 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14014 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14015 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14016 (M68K_MLIB_CPU): Define.
14017 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14018 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14019 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14021 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14022 Richard Guenther <rguenther@suse.de>
14024 PR middle-end/23361
14025 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14026 against INT_MIN/INT_MAX.
14027 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14028 file if a loop is removed.
14030 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14032 * calls.c (store_one_arg): Pass correct alignment to
14033 emit_push_insn for non-BLKmode values.
14034 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14035 unaligned stack slot via a suitably aligned slot.
14037 2007-02-08 DJ Delorie <dj@redhat.com>
14039 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14041 (legal_subregs): Use unsigned char, make const.
14042 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14044 2007-02-08 Paul Brook <paul@codesourcery.com>
14046 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14047 special interworking needed.
14049 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14051 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14052 conditional to __SSE2__.
14053 (Entries below should have been added to first ChangeLog
14054 entry for amdfam10 dated 2007-02-05)
14055 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14057 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14059 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14062 2007-02-08 DJ Delorie <dj@redhat.com>
14064 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14065 * config/m32c/m32c.c (legal_subregs): New.
14066 (m32c_illegal_subreg_p): New.
14067 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14068 unsupported subregs of hard regs.
14070 2007-02-08 Jan Hubicka <jh@suse.cz>
14072 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14073 the same one; always update histograms.
14075 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14077 * passes.c (init_optimization_passes): Tidy comment.
14079 2007-02-08 Roger Sayle <roger@eyesopen.com>
14081 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14082 strip zero_extend, bswap and rotates from POCOUNT's argument.
14083 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14084 zero_extend and rotates from PARITY's argument.
14085 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14086 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14087 of an integer constant at compile-time.
14089 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14092 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14094 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14097 * tree-ssa-live.c (remove_unused_locals): Do not remove
14098 TREE_ADDRESSABLE variables.
14099 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14100 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14101 FOR_CLOBBER. Update all users.
14102 If VAR has an associated alias set, add a virtual operand for
14103 it if no alias is found to conflict with the memory reference.
14105 2007-02-07 Jan Hubicka <jh@suse.cz>
14106 Robert Kidd <rkidd@crhc.uiuc.edu>
14108 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14110 2007-02-07 Ian Lance Taylor <iant@google.com>
14112 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14114 2007-02-07 Roger Sayle <roger@eyesopen.com>
14116 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14117 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14118 tablejumpdi, movsi_to_cr_one): Remove constraints from
14119 define_expand's match_operands.
14121 2007-02-07 Roger Sayle <roger@eyesopen.com>
14123 * global.c (compute_regsets): Move declatation of "i" inside of
14124 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14126 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14129 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14130 of INDIRECT_REF <RESULT_DECL>.
14132 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14134 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14135 Kaz Kojima <kkojima@gcc.gnu.org>
14138 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14140 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14142 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14144 * doc/loop.texi: Document possibility not to perform disambiguation
14145 of loops with multiple latches.
14146 * cfgloopmanip.c (alp_enum_p): Removed.
14147 (add_loop): Handle subloops. Use get_loop_body_with_size.
14148 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14149 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14150 the new forwarder block.
14151 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14152 Handle the case latch is NULL.
14153 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14154 modifications when marking loop exits.
14155 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14157 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14158 disambiguate_loops_with_multiple_latches.
14159 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14160 before fix_loop_structure.
14161 * cfgloop.c: Include pointer-set.h and output.h.
14162 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14163 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14164 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14165 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14166 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14167 disambiguate_multiple_latches, get_loop_body_with_size,
14168 disambiguate_loops_with_multiple_latches): New functions.
14169 (flow_loop_dump): Dump multiple latch edges.
14170 (flow_loop_nodes_find): Handle loops with multiple latches.
14171 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14172 (glb_enum_p): Modified.
14173 (get_loop_body): Use get_loop_body_with_size.
14174 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14175 (AVOID_CFG_MODIFICATIONS): New constant.
14176 (disambiguate_loops_with_multiple_latches, add_loop,
14177 get_loop_body_with_size): Declare.
14178 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14180 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14182 PR inline-asm/28686
14183 * global.c (compute_regsets): New function.
14184 (global_alloc): Refactored ELIMINABLE_REGSET
14185 and NO_GLOBAL_ALLOC_REGS computation out.
14186 (rest_of_handle_global_alloc): Call compute_regsets()
14187 for non-optimizing case.
14189 2007-02-06 Richard Henderson <rth@redhat.com>
14191 * config/i386/constraints.md (Y2): Rename from Y.
14192 (Yi): New constraint.
14193 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14194 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14195 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14196 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14197 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14198 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14199 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14200 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14201 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14202 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14203 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14204 vec_extractv2si_1): Change Y constraints to Y2.
14205 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14206 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14207 Change Y constraints to Y2.
14208 (sse2_loadld): Change Y constraints to x.
14210 2007-02-06 Roger Sayle <roger@eyesopen.com>
14212 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14213 (parity<mode>2): New define_expand using rs6000_emit_parity.
14214 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14215 rs6000_emit_parity): New functions.
14216 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14217 rs6000_emit_parity): Prototype here.
14219 2007-02-06 Ian Lance Taylor <iant@google.com>
14221 * lower-subreg.c (simple_move_operand): Reject CONST.
14222 (resolve_clobber): Call validate_change rather than directly
14223 assigning to XEXP (pat, 0).
14225 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14227 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14228 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14229 (tree-cfg.o): Remove hashtab.h dependency.
14231 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14232 (struct ivopts_data): Change niters to pointer_map_t.
14233 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14234 (niter_for_exit): Create pointer_map on demand. Change for
14236 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14237 (free_loop_data): Destroy data->niters if created and reset field.
14238 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14239 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14241 * tree-ssa-reassoc.c: Include pointer-set.h.
14242 (bb_rank): Change to long *.
14243 (operand_rank): Change to pointer_map_t.
14244 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14245 (insert_operand_rank): Accept long.
14246 (operand_entry_hash, operand_entry_eq): Remove.
14247 (get_rank): Return long. Adjust for changes above.
14248 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14250 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14252 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14253 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14254 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14256 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14257 directly since it cannot be NULL.
14258 (get_vi_for_tree): Rewrite for pointer_map API.
14259 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14260 (init_alias_vars): Create vi_for_tree as pointer_map.
14261 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14263 * tree-cfg.c: Don't include hashtab.h.
14264 (edge_to_cases): Declare as pointer_map.
14265 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14267 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14268 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14269 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14271 (record_switch_edge): Delete.
14272 (get_cases_for_edge): Adjust for pointer_map API, inline
14273 record_switch_edge (rewritten for new API), remove goto.
14275 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14277 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14278 * tree-nested.c: Include pointer-set.h.
14279 (var_map_elt, var_map_eq, var_map_hash): Delete.
14280 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14281 to pointer_map_t's.
14282 (nesting_info_bitmap_obstack): New.
14283 (lookup_field_for_decl): Adjust for pointer_map API.
14284 (lookup_tramp_for_decl): Adjust for pointer_map API.
14285 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14286 (get_local_debug_decl): Adjust for pointer_map API.
14287 (convert_nl_goto_reference): Adjust for pointer_map API.
14288 (convert_nl_goto_receiver): Adjust for pointer_map API.
14289 (create_nesting_tree): Create outside GGC space. Create bitmap on
14290 the new obstack. Create field_map and var_map as pointer_maps.
14291 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14293 (lower_nested_functions): Move root here, no need to NULL it.
14294 Initialize and release the obstack.
14296 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14298 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14299 Remove prototypes and make them non-static.
14300 (struct tree_int_map): Remove.
14301 * tree.h (struct tree_int_map): Move here, turning TO into an
14303 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14305 * tree.h (TREE_COMPLEXITY): Remove.
14306 (struct tree_exp): Remove complexity field.
14307 * tree.c (build1_stat): Don't set it.
14309 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14310 Victor Kaplansky <victork@il.ibm.com>
14312 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14313 (vect_is_simple_reduction): Support reduction with induction as
14314 one of the operands.
14315 (vect_is_simple_iv_evolution): Fix formatting.
14316 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14317 formatting. Don't mark induction phis for vectorization.
14318 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14319 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14320 (vect_get_vec_def_for_operand): Support induction.
14321 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14323 (vectorizable_reduction): Support reduction with induction as one of
14325 (vectorizable_type_demotion): Use def-type of stmt argument rather
14326 than dummy def-type.
14328 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14329 flag_tree_scev_cprop.
14330 * common.opt (tree-scev-cprop): New flag.
14332 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14333 call to vect_get_new_vect_var.
14335 2007-02-06 Ira Rosen <irar@il.ibm.com>
14337 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14338 vectype is not NULL.
14339 (vect_pattern_recog_1): Likewise.
14341 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14343 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14344 (fold_negate_expr): Likewise.
14346 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14349 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14350 even if cv-qualification is the same.
14352 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14354 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14355 __enable_execute_stack on completion.
14357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14359 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14360 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14361 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14362 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14363 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14364 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14365 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14366 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14370 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14371 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14372 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14373 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14374 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14375 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14376 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14377 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14378 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14379 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14380 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14381 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14382 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14383 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14384 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14385 sqrtextenddfxf2_i387): Added amdfam10_decode.
14387 * config/i386/athlon.md (athlon_idirect_amdfam10,
14388 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14389 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14390 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14391 athlon_ivector_store_amdfam10): New define_insn_reservation.
14392 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14395 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14397 * config/i386/athlon.md (athlon_call_amdfam10,
14398 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14399 define_insn_reservation.
14400 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14401 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14402 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14406 * config/i386/athlon.md (athlon_sseld_amdfam10,
14407 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14408 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14410 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14412 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14413 define_insn_reservation.
14414 * config/i386/i386.md (sseins): Added sseins to define_attr type
14415 and define_attr unit.
14416 * config/i386/sse.md: Set type attribute to sseins for insertq
14419 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14421 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14422 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14423 ssecomi_load_amdfam10, ssecomi_amdfam10,
14424 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14425 define_insn_reservation.
14426 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14428 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14430 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14431 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14432 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14433 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14434 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14435 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14436 define_insn_reservation.
14438 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14439 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14440 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14441 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14442 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14444 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14446 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14447 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14448 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14449 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14450 athlon_ssemul_load_k8): Added amdfam10.
14452 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14454 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14455 (x86_sse_unaligned_move_optimal): New variable.
14457 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14459 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14460 for unaligned vector SSE double/single precision loads for AMDFAM10.
14462 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14464 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14465 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14466 Define TARGET_CPU_DEFAULT_amdfam10.
14467 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14468 (processor_type): Add PROCESSOR_AMDFAM10.
14470 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14471 processor_type in config/i386/i386.h.
14472 Enable imul peepholes for TARGET_AMDFAM10.
14474 * config.gcc: Add support for --with-cpu option for amdfam10.
14476 * config/i386/i386.c (amdfam10_cost): New variable.
14477 (m_AMDFAM10): New macro.
14478 (m_ATHLON_K8_AMDFAM10): New macro.
14479 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14480 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14481 x86_promote_QImode, x86_integer_DFmode_moves,
14482 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14483 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14484 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14485 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14486 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14487 Enable/disable for amdfam10.
14488 (override_options): Add amdfam10_cost to processor_target_table.
14489 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14490 processor_alias_table.
14491 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14492 (ix86_adjust_cost): Add code for amdfam10.
14494 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14496 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14497 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14498 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14499 * config/i386/i386.h: Add builtin definition for SSE4A.
14500 * config/i386/i386.md: Add support for ABM instructions
14501 (popcnt and lzcnt).
14502 * config/i386/sse.md: Add support for SSE4A instructions
14503 (movntss, movntsd, extrq, insertq).
14504 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14505 Add -march=amdfam10 flag.
14506 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14507 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14509 * doc/extend.texi: Add documentation for SSE4A builtins.
14511 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14513 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14515 2007-02-05 Richard Guenther <rguenther@suse.de>
14517 * tree-vectorizer.h (vectorizable_function): Add argument type
14518 argument, change return type.
14519 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14520 * tree-vect-transform.c (vectorizable_function): Handle extra
14521 argument, return vectorized function decl.
14522 (build_vectorized_function_call): Remove.
14523 (vectorizable_call): Handle calls with result and argument types
14524 differing. Handle loop vectorization factor correctly.
14525 * targhooks.c (default_builtin_vectorized_function): Adjust for
14527 * targhooks.h (default_builtin_vectorized_function): Likewise.
14528 * target.h (builtin_vectorized_function): Add argument type
14530 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14531 extra argument, allow vectorizing of lrintf.
14532 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14533 documentation of target hook.
14535 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14538 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14539 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14540 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14542 2007-02-05 Roger Sayle <roger@eyesopen.com>
14544 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14545 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14546 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14547 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14548 before canonicalizing sincos to cexpi.
14549 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14551 2007-02-05 Roger Sayle <roger@eyesopen.com>
14553 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14554 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14555 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14557 2007-02-05 Roger Sayle <roger@eyesopen.com>
14559 * mips-tfile.c (initialize_init_file): Correct endianness test.
14561 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14563 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14564 the 'y' constraint.
14566 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14568 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14569 saves in a PARALLEL before the register assignments.
14571 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14573 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14574 DWARF_FRAME_RETURN_COLUMN to be a general register.
14575 * dwarf2out.c (init_return_column_size): New function, split from...
14576 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14577 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14578 to be nongeneral registers.
14579 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14581 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14582 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14584 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14586 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14588 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14590 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14591 (remove_path): Use can_remove_branch_p and remove_branch instead
14592 of loop_delete_branch_edge.
14593 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14594 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14595 Update profile using scale_dominated_blocks_in_loop.
14596 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14597 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14598 (can_remove_branch_p, remove_branch): Declare.
14599 * tree-cfg.c (tree_can_remove_branch_p): New function.
14600 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14601 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14602 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14604 2007-02-05 Jan Hubicka <jh@suse.cz>
14606 PR middle-end/30696
14607 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14608 nodes in cgraph, don't remove offline copy of the function.
14610 2007-02-04 Jan Hubicka <jh@suse.cz>
14612 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14613 vectors might cause maybe_lookup_element_for_expr to be called
14614 on non-sra-candidate.
14616 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14618 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14619 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14620 spelling conventions.
14622 2007-02-04 Richard Guenther <rguenther@suse.de>
14624 PR middle-end/30636
14625 * fold-const.c (try_move_mult_to_index): Make sure to not
14626 overflow one dimension of a multi-dimensional array access.
14628 2007-02-04 Jan Hubicka <jh@suse.cz>
14630 * passes.c (init_optimization_passes): Reindent.
14632 2007-02-04 Jan Hubicka <jh@suse.cz>
14633 Eric Botcazou <ebotcazou@adacore.com>
14635 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14636 (execute_fixup_cfg): Break out the abnormal goto code.
14637 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14638 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14639 (optimize_inline_calls): Call make_nonlocal_label_edges.
14641 2007-02-04 Jan Hubicka <jh@suse.cz>
14643 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14644 true when something was changed.
14645 (rename_ssa_copies): When something was changed, do
14646 TODO_remove_unused_locals.
14647 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14648 add TODO_remove_unused_locals when instruction was removed.
14650 2007-02-04 Jan Hubicka <jh@suse.cz>
14652 * ipa-inline.c (try_inline): Improve debug output; work on already
14654 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14655 call try_inline for already inlined edges too when flattening;
14656 inline also functions that make callee growth but overall unit size
14659 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14661 * config/m32c/bitops.md, config/m32c/jump.md,
14662 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14663 config/m32r/m32r.h, config/m32r/m32r.md,
14664 config/m32r/predicates.md, config/m68hc11/larith.asm,
14665 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14666 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14667 config/mips/mips-protos.h, config/mips/mips.c,
14668 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14669 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14670 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14671 spelling conventions.
14673 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14674 Follow spelling conventions.
14676 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14678 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14679 warn about C++0x compatibility.
14681 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14683 * config/h8300/h8300.c, config/h8300/h8300.h,
14684 config/h8300/h8300.md: Follow spelling conventions.
14686 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14688 PR middle-end/30667
14689 * combine.c (try_combine): Do not substitute source operand
14690 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14692 2007-02-03 Jan Hubicka <jh@suse.cz>
14694 PR gcov-profile/30650
14695 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14696 do not divide by zero for never executed counters.
14697 (tree_find_values_to_profile): Fix counters.
14698 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14700 2007-02-03 Ian Lance Taylor <iant@google.com>
14702 * lower-subreg.c (simple_move_operand): New static function,
14703 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14705 (simple_move): Call simple_move_operand.
14706 (find_decomposable_subregs): Add special handling of MEMs.
14707 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14708 meaning of return value. If we see a hard register, test whether
14709 it can store a word_mode value. Change all callers.
14711 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14713 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14714 ftrapv insns and expanders.
14715 (subdi3): Change define_expand operand 1 to arith11_operand, and
14716 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14717 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14718 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14721 PR middle-end/30174
14722 * varasm.c (notice_global_symbol): Treat global objects as weak when
14723 flag_shlib is true.
14725 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14727 * emit-rtl.c (dconstpi): Delete.
14728 (dconstsqrt2): New.
14729 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14730 * real.h (dconstpi): Delete.
14731 (dconstsqrt2): New.
14732 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14733 (fold_builtin_hypot): Likewise.
14735 2007-02-03 Tom Tromey <tromey@redhat.com>
14738 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14739 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14741 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14743 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14744 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14745 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14746 config/rs6000/cell.md, config/rs6000/darwin.h,
14747 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14748 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14749 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14750 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14751 typos. Follow spelling conventions.
14752 * doc/invoke.texi: Follow spelling conventions.
14754 2007-02-03 Roger Sayle <roger@eyesopen.com>
14756 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14757 canonicalization transformations that attempt to simplify integer
14758 constant comparisons to become comparisons against zero.
14760 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14762 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14764 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14765 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14767 2007-02-02 Mike Stump <mrs@apple.com>
14769 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14770 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14771 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14772 generate a branch island.
14774 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14776 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14777 (xtensa_legitimate_address_p): New.
14778 (xtensa_legitimize_address): New.
14779 (xtensa_output_addr_const_extra): New.
14780 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14782 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14783 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14784 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14785 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14786 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14787 (xtensa_legitimize_address): New.
14788 (xtensa_output_addr_const_extra): New.
14790 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14792 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14794 2007-02-02 Ian Lance Taylor <iant@google.com>
14796 * expmed.c (expand_divmod): Add comment.
14798 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14800 * emit-rtl.c (renumber_insns): Remove.
14801 * flags.h: Remove the extern for flag_renumber_insns.
14802 * rtl.h: Remove the prototype for renumber_insns.
14803 * toplev.c (flag_renumber_insns): Remove.
14805 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14807 Revert for x86 darwin:
14808 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14810 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14811 code before the following patch under TARGET_MACHO.
14812 (ix86_function_value_regno_p): Likewise.
14814 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14816 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14819 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14822 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14823 loads to general or fp registers. Add comments.
14824 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14826 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14828 * pointer-set.c (insert_aux): Only return insertion slot.
14829 (pointer_set_insert): Adjust.
14830 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14831 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14832 pointer_map_traverse): New.
14833 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14834 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14835 pointer_map_contains, pointer_map_traverse): Declare.
14837 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14839 PR middle-end/30473
14840 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14841 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14843 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14845 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14847 (struct _dep): New type.
14848 (dep_t): New typedef.
14849 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14850 (DEP_STATUS): New access macro. The macro with the same name was
14851 renamed to DEP_LINK_STATUS.
14852 (dep_init): Declare function
14854 (struct _dep_link): New type.
14855 (dep_link_t): New typedef.
14856 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14857 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14858 (DEP_LINK_STATUS): New macro.
14859 (debug_dep_links): New debug function.
14861 (struct _deps_list): New type.
14862 (deps_list_t): New typedef.
14863 (DEPS_LIST_FIRST): New access macro.
14864 (FOR_EACH_DEP_LINK): New cycle macro.
14865 (create_deps_list, free_deps_list, delete_deps_list): Declare
14867 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14868 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14869 (copy_deps_list_change_con): Ditto.
14871 (move_dep_link): Declare function.
14873 (struct _dep_node): New type.
14874 (dep_node_t): New typedef.
14875 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14877 (struct haifa_insn_data.back_deps): New field to hold backward
14878 dependencies of the insn.
14879 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14881 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14882 Change its type to deps_list_t.
14883 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14884 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14885 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14887 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14889 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14891 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
14893 (dep_cost): Declare.
14895 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14896 (ds_to_dk, dk_to_ds): New functions.
14898 (init_dep_1): New static function.
14899 (init_dep): New function.
14900 (copy_dep): New static function.
14902 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14904 (detach_dep_link): New static function.
14905 (move_dep_link): New function.
14907 (dep_links_consistent_p, dump_dep_links): New static functions.
14908 (debug_dep_links): New debugging function.
14910 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14912 (alloc_deps_list, init_deps_list): New static functions.
14913 (create_deps_list): New function.
14914 (clear_deps_list): New static function.
14915 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14916 (deps_list_consistent_p, dump_deps_list): New static functions.
14917 (debug_deps_list): New function.
14918 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14920 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14922 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14923 use new scheduler dependencies lists.
14924 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14925 (sched_analyze): Ditto. Initialize dependencies lists.
14926 (add_forw_dep, compute_forward_dependences): Update to use new
14927 scheduler dependencies lists.
14929 (init_dependency_caches): Init deps_obstack.
14930 (free_dependency_caches): Free deps_obstack.
14932 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14933 new scheduler dependencies lists.
14934 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14935 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14937 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14938 Update to use new scheduler dependencies lists.
14939 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14940 (debug_dependencies): Ditto.
14941 (schedule_region): Update comments.
14943 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14944 scheduler dependencies lists.
14945 (schedule_ebb): Update comments.
14947 * rtl.def (DEPS_LIST): Remove.
14949 * lists.c (unused_deps_list): Remove.
14950 (free_list): Update assertions.
14952 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14953 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14955 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14956 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14958 * haifa-sched.c (comments): Update.
14959 (insn_cost1): Remove. Inline the code into insn_cost ().
14960 (insn_cost): Update to use new scheduler dependencies lists. Move
14961 processing of the dependency cost to dep_cost ().
14962 (dep_cost): New function. Use it instead of insn_cost () when
14963 evaluating cost of the dependency. Use compatible interface to
14964 interact with the target.
14965 (priority): Update to use new scheduler dependencies lists.
14966 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14967 with greater number of insns that depend on the insn.
14968 (schedule_insn): Update to use new scheduler dependencies lists. Add
14969 code to free backward dependencies lists. Inline and optimize code
14970 from resolve_dep () - see PR28071.
14971 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14972 lists. Update call to targetm.sched.is_costly_dependence hook.
14974 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14975 scheduler dependencies lists.
14977 (resolve_dep): Remove. Move the logic to schedule_insn ().
14978 (init_h_i_d): Initialize dependencies lists.
14980 (process_insn_depend_be_in_spec): Rename to
14981 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14982 dependencies lists.
14983 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14984 Update to use new scheduler dependencies lists.
14985 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14987 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14988 new scheduler dependencies lists.
14989 (build_intra_loop_deps): Ditto.
14991 * target.h (struct _dep): Declare to use in
14992 gcc_target.sched.is_costly_dependence.
14993 (struct gcc_target.sched.adjust_cost): Fix typo.
14994 (struct gcc_target.sched.is_costly_dependence): Change signature to
14995 use single dep_t parameter instead of an equivalent triad.
14996 (struct gcc_target.sched.adjust_cost_2): Remove.
14998 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15000 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15002 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15004 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15006 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15007 (REG_DEP_TRUE): Document.
15009 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15010 Change signature to correspond to the targetm.sched.adjust_cost hook.
15011 Update use in TARGET_SCHED_ADJUST_COST_2.
15012 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15013 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15014 new scheduler dependencies lists.
15015 (ia64_gen_check): Ditto.
15017 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15018 scheduler dependencies lists.
15020 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15021 signature to correspond to the targetm.sched.is_costly_dependence hook.
15022 (is_costly_group): Update to use new scheduler dependencies lists.
15024 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15025 instead of INSN_COST () macro.
15027 2007-02-01 Ian Lance Taylor <iant@google.com>
15029 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15031 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15033 * pa.md (tp_load): Correct mfctl instruction syntax.
15035 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15037 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15038 altivec_padding_size calculation on AIX. Improve comment, add
15039 assert to verify that it's right.
15041 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15044 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15046 PR inline-asm/28686
15047 * global.c (global_alloc): Add mising initialization of
15050 2007-02-01 Roger Sayle <roger@eyesopen.com>
15052 * alias.c (init_alias_analysis): Correct whitespace.
15053 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15054 partition_hot_cold_basic_blocks): Likewise.
15055 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15056 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15057 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15058 fold_builtin_snprintf_chk, fold_builtin_printf,
15059 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15060 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15061 * cfgcleanup.c (cleanup_cfg): Likewise.
15062 * cfgexpand.c (tree_expand_cfg): Likewise.
15063 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15064 * function.c (get_next_funcdef_no): Likewise.
15065 * gengtype.c (main): Likewise.
15066 * genmodes.c (main): Likewise.
15067 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15068 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15069 * ifcvt.c (noce_emit_move_insn): Likewise.
15070 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15072 * stor-layout.c (get_best_mode): Likewise.
15073 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15074 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15075 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15076 perform_var_substitution, solve_graph): Likewise.
15077 * tree-vrp.c (vrp_finalize): Likewise.
15079 2007-02-01 Ian Lance Taylor <iant@google.com>
15081 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15082 high part of a paradoxical subreg, return a constant zero.
15084 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15086 * toplev.c (lang_dependent_init): Call init_set_costs.
15087 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15089 2007-02-01 Richard Guenther <rguenther@suse.de>
15091 PR middle-end/30656
15092 * fold-const.c (fold_negate_expr): Allow negating a
15093 constant if overflow does not change.
15095 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15097 * doc/c-tree.texi (Expression trees): Improve markup.
15098 * doc/tm.texi (Register Classes, Addressing Modes)
15099 (Floating Point): Fix spacing after abbreviations. Fix some
15102 2007-02-01 Ben Elliston <bje@au.ibm.com>
15104 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15105 * doc/contrib.texi: Likewise.
15106 * doc/install.texi: Likewise.
15108 2007-01-31 Richard Henderson <rth@redhat.com>
15109 Ian Lance Taylor <iant@google.com>
15111 * lower-subreg.c: New file.
15112 * rtl.def (CONCATN): Define.
15113 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15114 pass_lower_subreg2.
15115 * emit-rtl.c (update_reg_offset): New static function, broken out
15116 of gen_rtx_REG_offset.
15117 (gen_rtx_REG_offset): Call update_reg_offset.
15118 (gen_reg_rtx_offset): New function.
15119 * regclass.c: Revert patch of 2006-03-05, restoring
15121 (clear_reg_info_regno): New function.
15122 * dwarf2out.c (concatn_loc_descriptor): New static function.
15123 (loc_descriptor): Handle CONCATN.
15124 * common.opt (fsplit_wide_types): New option.
15125 * opts.c (decode_options): Set flag_split_wide_types when
15127 * timevar.def (TV_LOWER_SUBREG): Define.
15128 * rtl.h (gen_reg_rtx_offset): Declare.
15129 (reg_scan_update): Declare.
15130 * regs.h (clear_reg_info_regno): Declare.
15131 * tree-pass.h (pass_lower_subreg): Declare.
15132 (pass_lower_subreg2): Declare.
15133 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15134 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15135 -fsplit-wide-types.
15136 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15137 * Makefile.in (OBJS-common): Add lower-subreg.o.
15138 (lower-subreg.o): New target.
15140 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15142 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15144 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15147 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15149 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15151 PR middle-end/29335
15152 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15154 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15156 * cfgloop.h: Include vec-prim.h.
15157 (enum li_flags): Remove LI_ONLY_OLD.
15158 (loop_iterator): Changed.
15159 (fel_next, fel_init): Iterate over loop tree.
15160 (FOR_EACH_LOOP_BREAK): New macro.
15161 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15163 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15164 * modulo-sched.c (sms_schedule): Ditto.
15165 * tree-vectorizer.c (vectorize_loops): Ditto.
15166 * doc/loop.texi: Update information on loop numbering and behavior of
15167 FOR_EACH_LOOP wrto new loops.
15168 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15169 add_to_evolution_1): Test nestedness of loops instead of comparing
15171 * tree-chrec.c (chrec_fold_plus_poly_poly,
15172 chrec_fold_multiply_poly_poly, chrec_evaluate,
15173 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15174 reset_evolution_in_loop): Ditto.
15175 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15177 2007-01-31 Dirk Mueller <dmueller@suse.de>
15179 * c-common.c (warn_about_parentheses): Separate warning about
15180 un-parenthized sequence of comparison operators from the one
15181 which is supposed to warn about x <= y <= z.
15183 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15185 * optabs.h (enum optab_index): Add new OTI_isinf.
15186 (isinf_optab): Define corresponding macro.
15187 * optabs.c (init_optabs): Initialize isinf_optab.
15188 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15190 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15191 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15193 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15194 expand_builtin_interclass_mathfn.
15195 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15196 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15197 (fxam<mode>2_i387): New insn pattern.
15198 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15199 built-in functions as x87 inline asm.
15201 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15203 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15205 2007-01-30 Eric Christopher <echristo@apple.com>
15207 * config.gcc: Add geode.
15209 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15211 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15212 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15213 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15214 value-prof.c: Fix comment typos.
15216 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15219 * doc/invoke.texi (Wpointer-arith): Document warning.
15221 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15223 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15224 the list of discrepancies from the draft TR.
15226 2007-01-30 Dirk Mueller <dmueller@suse.de>
15229 * doc/invoke.texi (-Wreturn-type): Update description to
15230 match new behavior.
15232 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15234 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15236 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15238 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15239 to handle optabs that operate on floating point input argument and
15240 output to integer output.
15241 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15242 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15243 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15244 expand_builtin_interclass_mathfn ().
15245 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15246 (ilogbsi2): Remove.
15247 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15248 ilogbl built-in functions as x87 intrinsics.
15250 2007-01-30 Richard Guenther <rguenther@suse.de>
15252 PR middle-end/27657
15253 * dwarf2out.c (reference_to_unused): Query varpool if the
15254 variable was output.
15256 2007-01-30 Richard Guenther <rguenther@suse.de>
15258 PR middle-end/30313
15259 * passes.c (execute_one_pass): Reset in_gimple_form to not
15260 confuse non-unit-at-a-time mode.
15262 2007-01-29 Roger Sayle <roger@eyesopen.com>
15263 Richard Guenther <rguenther@suse.de>
15265 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15266 avoid undefined behaviour on overflow. Use force_fit_type_double
15267 to construct the constant with the specified TREE_OVERFLOW.
15269 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15271 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15272 * config/dfp-bit.h: Ditto.
15274 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15276 * c-decl.c (pop_scope): Replace warnings with call to
15277 warn_for_unused_label.
15278 * c-common.h (warn_for_unused_label): Declare.
15279 * c-common.c (warn_for_unused_label): Define.
15281 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15283 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15286 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15288 * Makefile.in (USER_H): Remove decfloat.h.
15289 * ginclude/decfloat.h: Delete, moving contents to ...
15290 * ginclude/float.h: Add support for decimal floating point,
15291 guarded by __STDC_WANT_DEC_FP__.
15293 2007-01-29 Mike Stump <mrs@apple.com>
15295 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15296 Analysis and Representation to resolve case insensitive conflict.
15297 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15299 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15301 * tree.h (struct tree_memory_tag): Add aliases member.
15302 (MTAG_ALIASES): New macro.
15303 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15304 (add_may_alias): Remove pointer-set. Update for may_aliases being
15306 (mark_aliases_call_clobbered): Update for may_aliases being a
15308 (compute_tag_properties): Ditto.
15309 (create_partition_for): Ditto.
15310 (compute_memory_partitions): Ditto.
15311 (dump_may_aliases_for): Ditto.
15312 (is_aliased_with): Ditto.
15313 (add_may_alias_for_new_tag): Ditto.
15314 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15315 (compute_is_aliased): New function.
15316 (compute_may_aliases): Call compute_is_aliased).
15317 (init_alias_info): Initialize alias_bitmap_obstack.
15318 (union_alias_set_into): New function.
15319 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15320 (have_common_aliases_p): Rewrite to take two bitmaps and use
15322 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15323 Update for bitmaps.
15324 (finalize_ref_all_pointers): Update for add_may_alias changes.
15325 (new_type_alias): Ditto.
15326 * tree-flow-inline.h (may_aliases): Return a bitmap.
15327 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15328 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15329 may_aliases being a bitmap.
15330 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15331 may_aliases now returns a bitmap.
15332 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15334 * tree-ssa-operands.c (add_virtual_operand): Update for
15335 may_aliases being a bitmap.
15337 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15339 PR tree-optimization/30630
15340 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15341 variable as changed.
15343 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15346 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15347 expanded only once even if an error occurs.
15349 2007-01-29 Ben Elliston <bje@au.ibm.com>
15351 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15352 (__gcov_average_profiler): Likewise.
15353 (__gcov_ior_profiler): Likewise.
15354 (__gcov_merge_ior): Likewise.
15356 2007-01-28 Jan Hubicka <jh@suse.cz>
15358 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15359 * value-prof.c (stringop_block_profile): Likewise.
15361 2007-01-28 Jan Hubicka <jh@suse.cz>
15363 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15364 Add variant handling histograms; add wrapper.
15365 (clear_storage_via_libcall): Export.
15366 (emit_block_move_hints): Break out from ...; add histograms.
15367 (emit_block_move): ... this one.
15368 (clear_storage_hints): Break out from ...; add histograms.
15369 (clear_storage): ... this one.
15370 (set_storage_via_memset): Handle histogram.
15371 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15372 (clear_storage_hints, clear_storage_via_libcall): Declare.
15373 (set_storage_via_setmem): Update prototype.
15374 * doc/md.texi (movmem, setmem): Document new arguments.
15376 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15377 Add new histograms.
15378 (stringop_block_profile): New global function.
15379 (tree_stringops_values_to_profile): Profile block size and alignment.
15380 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15382 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15383 (stringop_block_profile): Declare.
15384 * builtins.c: Include value-prof.h.
15385 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15386 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15387 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15388 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15389 * profile.c (instrument_values): Add new counters.
15390 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15392 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15393 (tree_init_edge_profiler): Build new profilers.
15394 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15395 (pass_tree_profile): Add dump.
15396 (tree_profile_hooks): Update.
15397 * Makefile.in (LIBGCOV): Add new constants.
15398 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15399 __gcov_ior_profiler): New.
15400 * i386.md (movmem/setmem expanders): Add new optional arguments.
15402 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15404 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15406 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15408 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15409 (tree_unswitch_single_loop): Pass eni_size_weights to
15410 tree_num_loop_insns.
15411 * tree-ssa-loop-manip.c: Include tree-inline.h.
15412 (can_unroll_loop_p): Pass eni_size_weights to
15413 tree_num_loop_insns.
15414 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15415 Pass eni_size_weights to estimate_num_insns.
15416 * tree.h (init_inline_once): Export.
15417 * toplev.c (backend_init): Call init_inline_once.
15418 * cgraphunit.c (cgraph_process_new_functions,
15419 cgraph_analyze_function): Pass eni_inlining_weights to
15420 estimate_num_insns.
15421 * ipa-inline.c (compute_inline_parameters): Ditto.
15422 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15423 to estimate_num_insns.
15424 (try_unroll_loop_completely): Pass eni_size_weights to
15425 tree_num_loop_insns.
15426 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15427 ot estimate_num_insns.
15428 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15429 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15430 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15431 eni_time_weights): New variables.
15432 (init_inline_once): Initialize them.
15433 (struct eni_data): Mew.
15434 (estimate_num_insns_1, estimate_num_insns): Use weights.
15435 * tree-inline.h (struct eni_weights_d): New.
15436 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15437 (estimate_num_insns): Declaration changed.
15438 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15439 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15440 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15442 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15444 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15445 relations in the conflict function is valid.
15447 2007-01-27 Ian Lance Taylor <iant@google.com>
15449 * common.opt: Add fstrict-overflow.
15450 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15451 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15452 (TYPE_OVERFLOW_UNDEFINED): Define.
15453 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15455 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15456 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15457 (fold_negate_expr): Likewise.
15458 (make_range): Likewise.
15459 (extract_muldiv_1): Likewise.
15460 (maybe_canonicalize_comparison): Likewise.
15461 (fold_comparison): Likewise.
15462 (fold_binary): Likewise.
15463 (tree_expr_nonnegative_p): Likewise.
15464 (tree_expr_nonzero_p): Likewise.
15465 * tree-vrp.c (compare_values): Likewise.
15466 (extract_range_from_binary_expr): Likewise.
15467 (extract_range_from_unary_expr): Likewise.
15468 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15470 (nowrap_type_p): Likewise.
15471 * tree-scalar-evolution.c (simple_iv): Likewise.
15472 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15473 (build_range_check): Likewise.
15474 (extract_muldiv_1): Likewise.
15475 (fold_comparison): Likewise.
15476 * tree-vrp.c (vrp_int_const_binop): Likewise.
15477 (extract_range_from_unary_expr): Likewise.
15478 * convert.c (convert_to_integer): Likewise.
15479 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15480 (fold_comparison): Likewise.
15481 (fold_binary): Likewise.
15482 * optabs.c (optab_for_tree_code): Likewise.
15483 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15484 * simplify-rtx.c (simplify_const_relational_operation): Check
15485 flag_strict_overflow and flag_trapv.
15486 (simplify_const_relational_operation): Likewise.
15487 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15488 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15491 2007-01-27 Roger Sayle <roger@eyesopen.com>
15493 * tree.c (tree_fold_gcd): Delete.
15494 * tree.h (tree_fold_gcd): Remove prototype.
15495 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15496 test whether one constant integer is a multiple of another. Instead
15497 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15498 * fold-const.c (multiple_of_p): We've determined both TOP and
15499 BOTTOM are integer constants so we can call int_const_binop directly
15500 instead of the more generic const_binop.
15502 2007-01-27 Roger Sayle <roger@eyesopen.com>
15504 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15505 1*X check that the constant hasn't overflowed, to preserve the
15507 (round_up): Provide an efficient implementation when rouding-up an
15508 INTEGER_CST to a power-of-two.
15510 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15512 * doc/sourcebuild.texi: Add comma for clarity.
15513 * doc/extend.texi: Fix some typos.
15514 * doc/passes.texi: Likewise.
15515 * doc/cppinternals.texi: Likewise.
15516 * doc/c-tree.texi: Likewise.
15517 * doc/tree-ssa.texi: Likewise.
15518 * doc/install.texi: Likewise.
15520 2007-01-27 Jan Hubicka <jh@suse.cz>
15522 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15523 (pass_sra): Do not require alias information.
15524 * passes.c (init_optimization_passes): Add SRA
15526 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15528 * tracer.c (rest_of_handle_tracer): We already cleaned
15529 up the CFG in tracer() so don't do it here again.
15530 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15531 cleanup_cfg here, either. And don't call renumber_insns.
15533 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15534 and BB_HEAD are in the insn stream here. Instead make sure
15535 that BB_INSN is valid on all insns. Also, do check here that
15536 there are no pending branch predictions...
15537 (rtl_verify_flow_info): ...instead of doing it here. Checks
15538 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15541 2007-01-26 Roger Sayle <roger@eyesopen.com>
15543 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15544 function to simplify/factorize operand order canonicalization.
15545 (ix86_fixup_binary_operands): Reorganize using the above function.
15546 (ix86_binary_operator_ok): Likewise.
15548 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15550 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15551 file scope from optimize_attrs.
15552 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15554 (optimize_attrs): Clear insn_code_values after freeing it.
15556 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15558 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15559 a parts.base assignment.
15561 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15563 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15564 (compute_subscript_distance, initialize_data_dependence_relation,
15565 finalize_ddr_dependent, analyze_ziv_subscript,
15566 analyze_siv_subscript_cst_affine,
15567 compute_overlap_steps_for_affine_univar,
15568 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15569 analyze_siv_subscript, analyze_miv_subscript,
15570 analyze_overlapping_iterations, subscript_dependence_tester_1,
15571 compute_self_dependence, free_dependence_relation): Work
15572 with affine_fn instead of chrecs.
15573 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15574 common_affine_function, affine_function_base,
15575 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15576 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15577 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15578 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15579 (all_chrecs_equal_p): Removed.
15580 * tree-data-ref.h (affine_fn, conflict_function): New types.
15581 (struct subscript): Change type of conflicting_iterations_in_a
15582 and conflicting_iterations_in_b.
15584 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15587 * config/pa/pa.h (TARGET_HPUX_11): New.
15588 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15589 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15591 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15592 Richard Guenther <rguenther@suse.de>
15594 * tree-ssa-structalias.c (solve_graph): Handle case
15595 we merged the variable to another.
15597 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15599 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15602 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15603 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15605 2007-01-25 DJ Delorie <dj@redhat.com>
15607 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15608 allow changes to modes which don't fit in those registers.
15610 * reload1.c (choose_reload_regs): Check for invalid subregs before
15611 computing their locations, not after.
15613 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15616 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15617 save Altivec registers in an eh_return function.
15618 (compute_vrsave_mask): Likewise.
15619 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15620 for saving Altivec registers.
15621 (rs6000_emit_prologue): Don't allocate stack twice in
15622 eh_return function. Correct expected value of altivec_save_offset
15623 when using save_world. Describe save of R0 to stack when using
15624 save_world. Describe stack pointer adjustment when using
15625 save_world. Remove duplicated eh_return parameter register saving.
15626 Update sp_offset variable after save_world.
15627 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15629 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15630 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15633 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15635 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15637 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15640 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15641 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15643 2007-01-25 Richard Guenther <rguenther@suse.de>
15645 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15646 * common.opt (-Wcoverage-mismatch): New warning option.
15647 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15648 if -Wcoverage-mismatch is given.
15650 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15652 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15653 (ipcp_driver): Change to static definition.
15654 Add dumping of the ifunctions.
15655 (constant_val_insert): Remove unused parameter. Support for SSA.
15656 (ipcp_propagate_const): Support for SSA.
15657 (ipcp_profile_bb_print): Print only analyzed nodes.
15658 (ipcp_replace_map_create): Remove support for Fortran constant
15660 * ipa-prop.c (ipa_method_modify_stmt,
15661 ipa_callsite_compute_param): Support for SSA.
15662 * ipa-prop.h (ipcp_driver): Remove declaration.
15663 (IS_VALID_TREE_MAP_INDEX): Add define.
15665 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15667 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15669 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15671 PR middle-end/30447
15672 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15673 constant argument to cabs and do it without checking for
15674 -funsafe-math-optimizations.
15676 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15678 * c-common.h (RID_FIRST_CXX0X): New.
15679 (RID_LAST_CXX0X): New.
15680 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15682 * c.opt (Wc++0x-compat): New.
15683 * doc/invoke.texi (-Wc++0x-compat): Document.
15685 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15687 * builtins.c (fold_builtin_carg): New.
15688 (fold_builtin_1): Use it.
15690 2007-01-24 Jan Hubicka <jh@suse.cz>
15692 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15694 * ipa-inline.c (initial_insns, max_insns): Delete.
15695 (compute_max_insns): New function.
15696 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15697 amount of insns as base for code growth.
15698 (cgraph_decide_inlining): Make initial_insns local; do not compute
15700 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15701 * doc/invoke.texi (inline-unit-growth): Update docs.
15703 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15705 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15706 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15707 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15708 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15709 for CPUs that have PTA_CX16 set.
15711 PR middle-end/27416
15712 * gimplify.c (omp_check_private): New function.
15713 (gimplify_scan_omp_clauses): Use it for
15714 firstprivate/lastprivate/reduction.
15716 PR middle-end/30494
15717 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15718 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15720 PR middle-end/30421
15721 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15722 If lower_lastprivate_clauses emits some statements, append them
15723 to dlist rather than body_p and to body_p append an initializer.
15724 (lower_omp_for): Adjust caller.
15726 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15728 * target.h (globalize_decl_name): New.
15729 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15730 * output.h (default_globalize_decl_name): New.
15731 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15733 (globalize_decl): Ditto.
15734 (default_globalize_decl_name): New.
15735 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15736 (ia64_handle_version_id_attribute): New.
15737 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15738 (ia64_asm_output_external): Use globalize_decl_name instead
15739 of globalize_label.
15740 * doc/extend.texi (version_id): New pragma.
15741 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15743 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15745 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15746 _uleb128_t and _Unwind_SWord with _sleb128_t.
15747 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15748 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15750 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15751 * unwind-pe.h (read_uleb128, read_sleb128,
15752 read_encoded_value_with_base): Likewise.
15753 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15755 2007-01-24 Richard Guenther <rguenther@suse.de>
15757 * builtins.c (expand_builtin_cexpi): Get the fndecl
15758 for cexp in the correct way.
15760 2007-01-24 Jan Hubicka <jh@suse.cz>
15762 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15765 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15767 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15768 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15769 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15770 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15771 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15772 __SIZEOF_PTRDIFF_T__.
15773 * doc/cpp.texi: Documentation for the new builtin macros added.
15775 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15778 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15779 instead of operands[2] to avoid access past the end of array.
15781 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15783 * reload1.c (emit_reload_insns): Pass the reload register
15784 for a non-spill output reload through forget_old_reloads_1.
15786 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15788 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15789 _SOFT_DOUBLE if doubles use software floating-point.
15790 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15791 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15792 * config/rs6000/darwin-ldouble.c: Also compile functions for
15793 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15794 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15795 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15796 commented-out long double override.
15797 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15798 * config/rs6000/eabispe.h: Likewise.
15799 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15800 long double for non-SPE.
15801 (rs6000_handle_option): Likewise.
15802 (invalid_e500_subreg): Disallow more subregs involding DImode,
15803 DFmode, TImode or TFmode.
15804 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15806 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15808 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15809 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15811 (rs6000_legitimate_address): Also check for TFmode for E500
15813 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15814 (spe_build_register_parallel): Handle TFmode and TCmode.
15815 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15817 (function_arg): Handle TFmode and TCmode for E500 double.
15818 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15820 (print_operand): Handle TFmode and TImode for %y.
15821 (rs6000_generate_compare): Handle TFmode comparisons for E500
15823 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15824 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15825 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15826 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15827 TFmode for E500 double.
15828 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15829 (floatsidf2): Enable for E500 double.
15830 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15831 (extenddftf2): Change to extenddftf2_fprs.
15832 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15833 depending on TARGET_E500_DOUBLE.
15834 (extendsftf2): Enable for E500 double.
15835 (trunctfdf2): Enable for E500 double.
15836 (trunctfsf2): Change to trunctfsf2_fprs.
15837 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15838 depending on TARGET_E500_DOUBLE.
15839 (floatsitf2): Enable for E500 double.
15840 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15841 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15842 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15843 (negtf2): Change to negtf2_internal.
15844 (negtf2): New expander.
15845 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15846 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15847 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15848 (movdi_internal32): Use rs6000_nonimmediate_operand.
15849 (unnamed splitter): Likewise.
15850 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15851 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15852 (SPE64TF, DITI): New mode macros.
15853 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15856 (frob_<mode>_di_2): New.
15857 (frob_tf_di_8_2): New.
15858 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15860 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15862 (frob_ti_<mode>_8_2): New.
15863 (frob_ti_tf_2): New.
15864 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15865 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15867 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15868 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15869 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15870 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15871 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15872 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15875 2007-01-23 Ian Lance Taylor <iant@google.com>
15877 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15879 (OBJS-archive): Reformat, alphabetize.
15880 (OBJS): Change out_object_file to OBJS-md.
15882 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15884 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15885 JUMP_P and CALL_P predicates where applicable.
15886 * config/i386/i386.c: Ditto.
15887 * config/i386/i386.md: Ditto.
15888 * config/i386/mmx.md: Ditto.
15889 * config/i386/predicates.md: Ditto.
15891 2007-01-22 Andreas Schwab <schwab@suse.de>
15893 * config/m68k/m68k.h: Fix comment.
15895 2007-01-22 Jan Hubicka <jh@suse.cz>
15897 * passes.c (init_optimization_passes): Do not rerun
15898 pass_early_warn_uninitialized.
15900 2007-01-22 Richard Guenther <rguenther@suse.de>
15902 PR tree-optimization/30038
15903 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15905 (execute_cse_sincos_1): Likewise.
15906 (execute_cse_sincos): Likewise.
15907 (gate_cse_sincos): Likewise.
15908 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15909 the cexpi() canonicalization of sincos().
15910 * tree-pass.h (pass_cse_sincos): Declare.
15911 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15913 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15915 PR rtl-optimization/29329
15916 * combine.c (replaced_rhs_insn): Rename to i2mod.
15917 (replaced_rhs_value): Rename to i2mod_new_rhs.
15918 (i2mod_old_rhs): New global variable.
15919 (combine_instructions): Adjust for above change. Save a copy of
15920 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15921 note are substituted in the second instruction.
15922 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15923 ditch the note if it pertains to the second eliminated register
15924 and this register is mentioned in i2mod_old_rhs.
15927 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15929 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15930 the insn to which the note was originally attached.
15932 2007-01-21 Jan Hubicka <jh@suse.cz>
15934 * ipa-inline.c (inlining_mode): Comment, move up.
15935 (cgraph_decide_inlining_incrementally): Do not perform inlining
15936 itself; fix handling of flattening of self recursive functions.
15937 (cgraph_find_cycles): Remove.
15938 (cgraph_flatten_node): Remove.
15939 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15940 (try_inline): New function.
15941 (cgraph_early_inlining): Update call of
15942 cgraph_decide_inlining_incrementally. Apply inlining here.
15943 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15945 2007-01-21 Dirk Mueller <dmueller@suse.de>
15948 * tree-vrp.c (check_array_bounds): do not warn
15949 about ADDR_EXPR's of ARRAY_REF's which are immediately
15950 used in binary expressions.
15952 2007-01-21 Ira Rosen <irar@il.ibm.com>
15954 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15955 read_write_dep and macros for its access.
15956 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15957 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15958 argument, call vect_check_interleaving for every independent pair of
15959 data-refs. Mark loads that access the same memory location as a store
15961 (vect_check_dependences): Remove.
15962 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15963 call, fix the call to vect_analyze_data_ref_dependence.
15964 (vect_analyze_data_ref_access): For statements that access the same
15965 data-ref, check that they are not stores; for loads, check that there
15966 is no store that access the same location.
15968 2007-01-20 Roger Sayle <roger@eyesopen.com>
15969 Joseph Myers <joseph@codesourcery.com>
15971 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15972 (-fdump-rtl-stack): Likewise.
15973 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15974 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15975 (-mpt-fixed): Use @minus{} for minus sign.
15976 (Using Precompiled Headers): Fix under/overfull hbox.
15978 2007-01-20 Jan Hubicka <jh@suse.cz>
15980 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15981 place within annotation.
15983 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15985 * pa.c (output_move_double): Change array size of xoperands to 4.
15987 2007-01-20 Jan Hubicka <jh@suse.cz>
15989 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15992 2007-01-19 Ian Lance Taylor <iant@google.com>
15994 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15995 constant to unsigned HOST_WIDE_INT before negating.
15997 2007-01-19 Ian Lance Taylor <iant@google.com>
15999 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16001 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16002 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16003 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16004 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16005 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16006 (realloc_vdef, realloc_vuse): Change second parameter to
16008 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16009 fields to unsigned.
16010 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16011 unsigned. Change x and lim locals to unsigned.
16012 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16014 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16015 (copy_virtual_operands): Change i and n locals to unsigned.
16017 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16019 PR middle-end/29335
16020 * builtins.c (fold_builtin_1): Handle builtin fdim.
16022 2007-01-20 Jan Hubicka <jh@suse.cz>
16024 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16025 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16026 init_alias_heapvars.
16027 (init_alias_heapvars): Initialize only when not already initialized.
16028 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16030 2007-01-19 Roger Sayle <roger@eyesopen.com>
16032 * common.opt (fsigned-zeros): New command line option.
16033 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16034 of flag_unsafe_math_optimizations.
16035 * opts.c (set_fast_math_flags): The -ffast-math command line option
16036 implies -fno-signed-zeros.
16037 (fast_math_flags_set_p): Likewise.
16039 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16040 the documentation of -ffast-math appropriately. Wrap long lines.
16042 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16044 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16045 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16047 2007-01-19 Tomas Bily <tbily@suse.cz>
16049 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16051 (tree_init_ic_make_global_vars): New function
16052 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16053 (tree_gen_ic_profiler): New function
16054 (tree_gen_ic_func_profiler): New function
16055 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16056 (tree_profile_hooks): Added hook for indirec/virtual calls
16057 * value-prof.c (tree_find_values_to_profile): New case for
16059 (tree_values_to_profile): Call for determining indirect/virtual
16061 (tree_indirect_call_to_profile): New function
16062 (tree_ic_transform): New function
16063 (tree_ic): New function
16064 (find_func_by_pid): New function
16065 (init_pid_map): New function
16066 (tree_value_profile_transformations): Added check for
16067 indirect/virtual call transformation
16068 * value-prof.h (enum hist_type): New counter type for
16069 indirect/virtual calls
16070 (profile_hooks): Added new hook for profiling indirect/virtual
16072 * profile.c (instrument_values): New case for indirect/virtual
16074 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16075 (GCOV_COUNTER_V_INDIR): New counter type
16076 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16077 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16079 * cgraph.c: Definition of cgraph_max_pid
16080 (cgraph_create_node): Default init of pid attribute
16081 * cgraph.h: Declaration of cgraph_max_pid
16082 (struct cgraph_node): Added pid attribute
16083 * libgcov.c (__gcov_indirect_call_profiler): New function
16084 (__gcov_one_value_profiler_body): New function
16085 (__gcov_one_value_profiler): Body was moved to
16086 __gcov_one_value_profiler_body and calls it
16088 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16090 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16091 * gengtype.c (write_types_data, write_func_for_structure,
16092 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16093 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16094 (walk_type, write_func_for_structure): Generate the mark_hook if
16097 2007-01-19 Jan Hubicka <jh@suse.cz>
16099 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16100 'early' argument take inlining mode argument specifying whether to
16101 inline for size/speeed or all functions; add support for flattening;
16103 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16105 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16108 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16109 the name of the declared identifier.
16111 2007-01-19 Dirk Mueller <dmueller@suse.de>
16113 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16114 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16115 duplicate evaluation.
16117 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16119 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16120 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16121 to XFMode, use acosxf2 and truncate result to requested mode.
16122 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16123 (asin<mode>2): Similarly, with asin expanders.
16124 (*fscalexf4_i387): Rename from *fscalexf4.
16125 (expNcorexf3): New expander.
16126 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16127 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16128 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16129 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16130 patterns for SSE math.
16131 (exp10<mode>2): Similarly, with exp10 expanders.
16132 (exp2<mode>2): Similarly, with exp2 expanders.
16133 (expm1<mode>2): Similarly, with expm1 expanders.
16134 (ldexp<mode>3): Similarly, with ldexp expanders.
16135 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16136 Use gen_truncxf<mode>2_i387_noop to truncate result.
16138 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16140 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16141 for ColdFire targets.
16143 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16144 Richard Sandiford <richard@codesourcery.com>
16146 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16147 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16148 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16149 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16150 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16151 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16153 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16155 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16156 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16157 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16158 (*adddi_dilshr32_cf): New pattern.
16159 (adddi3, subdi3): Remove first alternatives.
16161 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16163 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16164 implemented using move.l, do not use its cc result for floating-point
16167 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16169 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16170 from accepting 's' constraints if flag_pic.
16172 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16174 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16175 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16176 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16177 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16179 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16181 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16182 ColdFire alternatives.
16183 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16184 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16185 architectures that support ff1 instruction.
16187 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16188 Julian Brown <julian@codesourcery.com>
16190 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16191 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16192 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16195 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16197 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16199 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16200 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16201 HOST_WIDE_INT instead of an rtx.
16202 (m68k_rtx_costs): Update call accordingly.
16203 (output_move_const_into_data_reg): Likewise. Fix formatting.
16204 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16206 (output_move_simode_const): Update calls after above changes.
16207 Rework to use automatic variables and predicates like MEM_P.
16208 * config/m68k/m68k.md (pushexthisi_const): Update call to
16211 2007-01-19 Dirk Mueller <dmueller@suse.de>
16213 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16214 in dump_flags test.
16216 2007-01-19 Richard Guenther <rguenther@suse.de>
16218 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16219 via cexp in case sincos is not available.
16221 2007-01-19 Richard Guenther <rguenther@suse.de>
16223 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16224 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16225 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16226 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16227 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16228 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16229 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16230 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16232 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16234 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16236 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16237 (atan2xf3): Directly generate RTL pattern.
16238 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16239 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16240 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16241 disable patterns for SSE math.
16242 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16243 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16244 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16245 disable patterns for SSE math.
16247 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16249 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16251 2007-01-18 Roger Sayle <roger@eyesopen.com>
16253 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16254 VIEW_CONVERT_EXPR to the same type as it's operand.
16256 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16258 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16259 configured for long double 128.
16261 2007-01-18 Mike Stump <mrs@apple.com>
16263 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16266 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16268 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16271 2007-01-18 Jan Hubicka <jh@suse.cz>
16273 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16274 greater than NUM_VOP_FREE_BUCKETS.
16276 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16278 * tree-ssa-structalias.c: Update comments.
16279 (ptabitmap_obstack): Removed.
16280 (pta_obstack): New.
16281 (oldpta_obstack): Ditto.
16282 (stats): Add a few members.
16283 (struct variable_info): Remove node, complex, address_taken, and
16284 indirect_target members. Add oldsolution member.
16285 (new_var_info): Do not initialize removed members.
16286 (constraint_expr_type): Remove INCLUDES.
16287 (constraint_graph): Add size, implicit_preds, rep,
16288 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16289 (FIRST_REF_NODE): New macro.
16290 (LAST_REF_NODE): Ditto.
16291 (FIRST_ADDR_NODE): Ditto.
16292 (find): New function.
16294 (dump_constraint): Do not handle INCLUDES.
16295 (insert_into_complex): Do not insert duplicate constraints.
16296 (condense_varmap_nodes): Renamed and rewritten into ...
16297 (merge_node_constraints): This. Also fix bug in handling of
16298 offseted copy constraints.
16299 (clear_edges_for_node): No longer need to deal with preds at all,
16300 or removing associated preds/succs.
16301 (merge_graph_nodes): Deal with indirect_cycles.
16302 Don't deal with predecessors.
16303 (add_implicit_graph_edge): New function.
16304 (add_pred_graph_edge): Ditto.
16305 (add_graph_edge): Don't deal with predecessors.
16306 (build_constraint_graph): Removed.
16307 (build_pred_graph): New function.
16308 (build_succ_graph): Ditto.
16309 (struct scc_info): Removed in_component. Added roots, dfs, and
16310 node_mapping. Remove visited_index, unification_queue.
16311 (scc_visit): Deal with union-find we do now.
16312 Deal with cycles with REF nodes.
16313 (collapse_nodes): Renamed and rewritten to ...
16314 (unify_nodes): This.
16315 (process_unification_queue): Removed.
16316 (topo_visit): Cleanup
16317 (do_da_constraint): Use find.
16318 (do_sd_constraint): Ditto.
16319 (do_ds_constraint): Ditto.
16320 (do_complex_constraint): Ditto.
16321 (init_scc_info): Update for removed and added members.
16322 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16323 (find_indirect_cycles): This.
16324 (equivalence_class): New variable.
16325 (label_visit): New function.
16326 (perform_variable_substitution): Rewritten.
16327 (free_var_substitution_info): New function.
16328 (find_equivalent_node): Ditto.
16329 (move_complex_constraints): Ditto.
16330 (eliminate_indirect_cycles): Ditto.
16331 (solve_graph): Only propagate changed bits.
16332 Use indirect cycle elimination.
16334 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16335 (tree_id_eq): Renamed to ...
16336 (tree_vi_eq): This. Update for member change
16337 (insert_id_for_tree): Renamed and rewritten to ...
16338 (insert_vi_for_tree): This.
16339 (lookup_id_for_tree): Renamed and rewritten to ...
16340 (lookup_vi_for_tree): This.
16341 (get_id_for_tree): Renamed and rewritten to ...
16342 (get_vi_for_tree): Ditto.
16343 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16344 (process_constraint): Don't handle INCLUDES.
16345 Remove special ADDRESSOF case.
16346 (find_func_aliases): Rewrite to use vi functions instead of id
16348 (create_function_info_for): Ditto.
16349 (create_variable_info_for): Ditto.
16350 (intra_create_variable_infos): Ditto.
16351 (merge_smts_into): Ditto.
16352 (find_what_p_points_to): Ditto.
16353 (init_base_vars): Ditto.
16354 (init_alias_vars): Ditto.
16355 (remove_preds_and_fake_succs): New function.
16356 (dump_sa_points_to_info): Dump new stats.
16357 (dump_solution_for_var): Use find.
16358 (set_used_smts): Fix formatting.
16359 (compute_points_to_sets): Updated for new functions.
16360 (ipa_pta_execute): Ditto.
16362 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16363 Richard Sandiford <richard@codesourcery.com>
16365 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16367 * calls.c (expand_call): If the return value is a PARALLEL,
16368 extract its first member.
16369 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16370 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16371 use FUNCTION_EXTRA_EPILOGUE.
16372 (m68k_function_value): Return a PARALLEL if the return value
16373 is of a pointer type.
16374 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16375 (FUNCTION_EXTRA_EPILOGUE): Remove.
16376 * config/m68k/m68k.md (D0_REG): New constant.
16378 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16380 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16381 output a NOP for empty epilogues.
16383 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16385 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16386 before function. Extend register save check to include all
16387 registers, not just integer ones.
16389 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16391 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16392 (m68k_use_return_insn): ...this.
16393 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16394 * config/m68k/m68k.c (use_return_insn): Rename to...
16395 (m68k_use_return_insn): ...this.
16396 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16397 of USE_RETURN_INSN.
16399 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16401 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16402 nearest even, fix denormal rounding overflow.
16404 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16406 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16407 f%$smove and f%$move.
16408 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16409 (extendsfdf2_cf): Use fdmove instead of f%&move.
16410 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16411 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16413 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16415 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16418 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16420 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16421 (coldfire_single_format): Declare.
16422 (coldfire_double_format): Likewise.
16423 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16424 of qnan_msb_set to determine the lower bits of a canonical
16426 (encode_ieee_double): Likewise.
16427 (encode_ieee_quad): Likewise.
16428 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16429 (mips_single_format): Likewise.
16430 (ieee_double_format): Likewise.
16431 (mips_double_format): Likewise.
16432 (ieee_extended_motorola_format): Likewise.
16433 (ieee_extended_intel_96_format): Likewise.
16434 (ieee_extended_intel_128_format): Likewise.
16435 (ieee_extended_intel_96_round_53_format): Likewise.
16436 (ibm_extended_format): Likewise.
16437 (mips_extended_format): Likewise.
16438 (ieee_quad_format): Likewise.
16439 (mips_quad_format): Likewise.
16440 (vax_f_format): Likewise.
16441 (vax_d_format): Likewise.
16442 (vax_g_format): Likewise.
16443 (i370_single_format): Likewise.
16444 (i370_double_format): Likewise.
16445 (decimal_single_format): Likewise.
16446 (decimal_double_format): Likewise.
16447 (decimal_quad_format): Likewise.
16448 (c4x_single_format): Likewise.
16449 (c4x_extended_format): Likewise.
16450 (real_internal_format): Likewise.
16451 (coldfire_single_format): New real_format.
16452 (coldfire_double_format): Likewise.
16453 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16454 canonical_nan_lsbs_set.
16455 (pdp11_d_format): Likewise.
16456 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16457 if TARGET_COLDFIRE_CPU.
16459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16461 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16462 (output_call, m68k_legitimize_call_address): Declare.
16463 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16464 parenthesees. Add support for a 'W' constraint.
16465 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16466 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16467 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16468 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16470 (override_options): Initialize them. Do not set flag_no_function_cse
16471 for TARGET_ID_SHARED_LIBRARY.
16472 (m68k_output_pic_call): Delete.
16473 (m68k_legitimize_call_address): New function.
16474 (print_operand): Remove the %o prefix. Handle the %p prefix.
16475 (output_call): New function.
16476 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16477 target address from the GOT if symbolic jumps are not allowed.
16478 * config/m68k/m68k.md (call, general_operand): Do not set
16479 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16480 Merge separate flag_pic and !flag_pic define_insns into...
16481 (*call, *call_value): ...these new patterns. Match the address
16482 rather than the containing MEM and require it to be a call_operand.
16483 Use output_call to generate the asm template.
16484 * config/m68k/predicates.md (const_call_operand): New predicate.
16485 (call_operand): Likewise.
16487 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16489 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16490 (STACK_GROWS_DOWNWARD): Define to 1.
16491 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16492 comments, emphasizing that these values are only defaults.
16493 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16494 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16496 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16498 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16500 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16501 Richard Sandiford <richard@codesourcery.com>
16503 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16504 (FP_REGNO_P): New macros.
16505 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16506 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16507 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16508 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16510 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16512 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16513 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16515 * config/m68k/t-floatlib: New file, extracting common code from...
16516 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16517 * config/m68k/t-uclinux: Here.
16518 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16519 routines on ColdFire targets.
16521 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16523 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16524 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16525 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16526 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16527 explicitly set MOTOROLA to 1.
16528 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16530 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16531 Nathan Sidwell <nathan@codesourcery.com>
16533 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16534 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16535 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16536 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16537 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16538 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16539 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16540 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16541 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16542 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16543 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16544 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16545 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16546 (DBX_REGISTER_NUMBER): Delete.
16547 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16548 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16549 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16551 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16553 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16554 * config/flat.h: New file.
16555 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16556 OBJECT_FORMAT_FLAT.
16557 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16558 indirect references for -msep-data or -mid-shared-library.
16559 Do not use PC-relative code addresses either.
16560 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16562 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16563 for shared libraries and crt1.o for executables. Use crti.o and
16565 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16566 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16567 Do not add -elf2flt or -shared-lib-id options here.
16568 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16569 Pass -shared-lib-id if -mid-shared-library, taking the library
16570 identifier from -mshared-library-id if given, otherwise
16572 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16573 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16574 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16575 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16576 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16577 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16579 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16580 jump sequence for ISA A and ISA A+.
16581 (PICJUMP): Likewise.
16583 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16585 * config.gcc (m68k-*-uclinux*): Base the port on the common
16586 and m68k GNU/Linux files rather than on the generic ELF ones.
16587 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16588 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16590 2007-01-18 Julian Brown <julian@codesourcery.com>
16591 Richard Sandiford <richard@codesourcery.com>
16593 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16594 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16595 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16597 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16598 80 unconditionally.
16599 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16601 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16603 * doc/install.texi: Document m68k-uclinuxoldabi.
16604 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16605 * config/m68k/uclinux-oldabi.h: New file, copied from
16606 config/m68k/uclinux.h.
16608 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16610 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16611 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16612 (m32r_compute_frame_size): Use unsigned for regno.
16613 (m32r_reload_lr): Use gen_frame_mem.
16615 (m32r_output_function_epilogue): Don't output the function epilogue
16617 (m32r_expand_epilogue): New.
16618 (direct_return): Return false if the function has the interrupt
16620 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16621 * config/m32r/m32r.md (epilogue): New expander.
16622 (return_lr, return_rte): New insns.
16623 (return): Make it expander.
16624 (return_normal): New expander.
16626 2007-01-18 Josh Conner <jconner@apple.com>
16629 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16630 support for UNLE, UNLT, UNGE, and UNGT.
16632 2007-01-18 Jan Hubicka <jh@suse.cz>
16634 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16635 * tree-tailcall (add_virtual_phis): Likewise.
16636 (optimize_tail_call): Return TODOs.
16637 (execute_tail_calls): Return TODOs.
16638 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16639 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16641 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16642 Cleanup cfg using TODO.
16643 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16644 * passes.c (execute_function_todo): When cleanup did something, remove
16646 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16647 (make_edges): Don't cleanup_cfg.
16649 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16651 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16652 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16653 operate on the top of stack.
16654 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16655 register handling of instructions that output to the second
16657 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16658 (move_for_stack_reg): Special-case check for dead destination
16659 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16661 * config/i386/i386.md (UNSPEC_TAN): New constant.
16662 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16663 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16664 to correctly model move of constant 1.0 to top stack slot.
16665 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16666 (unnamed peephole2 pattern): Remove corresponding peephole2
16667 pattern that optimizes tan insn and loading of constant 1.0.
16668 (tanxf2): Use fptanxf4_i387.
16669 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16670 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16671 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16672 disable patterns for SSE math.
16673 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16674 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16676 2007-01-18 Dirk Mueller <dmueller@suse.de>
16677 Richard Guenther <rguenther@suse.de>
16680 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16681 * common.opt (Warray-bounds): Add new warning option.
16682 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16684 * Makefile.in: make tree-vrp.o depend on toplev.h
16685 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16687 (check_array_refs, check_array_bounds, check_array_ref): New.
16689 2007-01-18 Jan Hubicka <jh@suse.cz>
16691 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16692 (execute_ssa_ccp): Return flags conditionally.
16693 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16695 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16697 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16699 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16700 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16702 * Makefile.c (GTFILES): Add cfglayout.h.
16703 * gengtype.c (open_base_files): Likewise.
16704 * cfglayout.c (cfg_layout_function_footer,
16705 cfg_layout_function_header) Reindent to make gengtype happy.
16706 * cfglayout.h (cfg_layout_function_footer,
16707 cfg_layout_function_header): Add GTY(()) marker.
16709 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16711 2007-01-18 Ben Elliston <bje@au.ibm.com>
16713 * genautomata.c (write_automata): Include xstrerror output in the
16714 error message if writing the DFA description file fails.
16716 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16718 * config/mips/mips-protos.h (mips_output_external): Make it
16720 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16721 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16722 (extern_list): Likewise.
16723 (extern_head): Likewise.
16724 (TARGET_ASM_FILE_END): Likewise.
16725 (mips_file_end): Likewise.
16726 (mips_output_external): Rewritten.
16728 2007-01-18 Ben Elliston <bje@au.ibm.com>
16730 * genpreds.c (write_insn_preds_c): Only write out the function
16731 body for regclass_for_constraint if we have register constraints.
16733 2007-01-17 Tom Tromey <tromey@redhat.com>
16735 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16736 * doc/install.texi (Testing): Use sourceware.org.
16737 (Binaries): Likewise.
16738 (Specific): Likewise.
16739 * doc/contrib.texi (Contributors): Use sourceware.org.
16741 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16743 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16744 (AVR_ENHANCED): Rename to ...
16745 (AVR_HAVE_MUL): ... new.
16746 (avr_enhanced_p): Rename to ...
16747 (avr_have_mul_p): ... new.
16748 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16749 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16750 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16751 (avr_have_mul_p): ... new.
16752 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16753 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16754 'avr_enhanced_p' and 'enhanced'.
16755 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16756 AVR_HAVE_MUL instead of AVR_ENHANCED.
16757 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16758 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16759 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16760 instead of AVR_ENHANCED.
16761 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16762 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16763 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16765 2007-01-17 Ian Lance Taylor <iant@google.com>
16767 * vec.h (VEC_reserve_exact): Define.
16768 (vec_gc_p_reserve_exact): Declare.
16769 (vec_gc_o_reserve_exact): Declare.
16770 (vec_heap_p_reserve_exact): Declare.
16771 (vec_heap_o_reserve_exact): Declare.
16772 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16774 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16775 negative parameter.
16776 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16777 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16778 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16779 * vec.c (calculate_allocation): Add exact parameter. Change all
16781 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16782 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16783 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16784 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16785 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16786 (vec_heap_p_reserve_exact): New function.
16787 (vec_heap_o_reserve_exact): New function.
16789 2007-01-17 Jan Hubicka <jh@suse.cz>
16791 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16793 2007-01-17 Eric Christopher <echristo@apple.com>
16795 * config.gcc: Support core2 processor.
16797 2007-01-16 Jan Hubicka <jh@suse.cz>
16799 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16800 the names, just unlink the chain so we don't crash on dangling
16804 2007-01-16 Jan Hubicka <jh@suse.cz>
16806 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16807 * tree-pass.h: Reorder to make IPA passes appear toegher.
16808 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16810 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16811 parameters, do not call early inliner.
16812 * ipa-inline.c: Update comments. Include tree-flow.h
16813 (cgraph_decide_inlining): Do not compute inlining parameters.
16814 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16815 be called with function context set up.
16816 (pass_ipa_inline): Remove unreachable functions before pass.
16817 (cgraph_early_inlining): Simplify assuming to be called from the
16819 (pass_early_inline): New pass.
16820 (cgraph_gate_ipa_early_inlining): New gate.
16821 (pass_ipa_early_inline): Turn into simple wrapper.
16822 (compute_inline_parameters): New function.
16823 (gate_inline_passes): New gate.
16824 (pass_inline_parameters): New pass.
16825 (apply_inline): Move here from tree-optimize.c
16826 (pass_apply_inline): New pass.
16827 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16829 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16830 doing them by hand.
16831 (tree_function_versioning): Do not allocate dummy struct function.
16832 * tree-inline.h (optimize_inline_calls): Update prototype.
16833 * tree-optimize.c (execute_fixup_cfg): Export.
16834 (pass_fixup_cfg): Remove
16835 (tree_rest_of_compilation): Do not apply inlines.
16836 * tree-flow.h (execute_fixup_cfg): Declare.
16837 * Makefile.in (gt-passes.c): New.
16838 * passes.c: Include gt-passes.h
16839 (init_optimization_passes): New passes.
16840 (nnodes, order): New static vars.
16841 (do_per_function_toporder): New function.
16842 (execute_one_pass): Dump current pass here.
16843 (execute_ipa_pass_list): Don't dump current pass here.
16845 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16847 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16848 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16850 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16852 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16853 (strong_alias): Define.
16854 (__gcc_qmul): Provide non-FMA for soft-float.
16855 (__gcc_qdiv): Same.
16860 (__gcc_qunord): New.
16870 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16871 soft-float functions.
16872 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16873 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16874 about long double soft float.
16876 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16877 Tehila Meyzels <tehila@il.ibm.com>
16879 * tree-vectorizer.h (is_pattern_stmt_p): New.
16880 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16881 formatting (tabs instead of spaces). Cleanup and clarify setting
16882 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16883 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16884 (vectorizable_type_demotion): Check that types are integral.
16885 (vectorizable_type_promotion): Likewise.
16886 (vectorizable_store): Fix typo. Eliminate new-line at end of
16889 2007-01-16 Jan Hubicka <jh@suse.cz>
16891 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16894 2007-01-15 Eric Christopher <echristo@apple.com>
16896 * ifcvt.c: Include vec.h, vecprim.h.
16897 (check_cond_move_block): New argument regs.
16898 Reorganize. Add registers used to regs.
16899 (cond_move_process_if_block): Use regs set above as
16902 2007-01-15 Eric Christopher <echristo@apple.com>
16904 * config/darwin.h: Update copyright.
16905 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16906 (LINK_COMMAND_SPEC): Add -u.
16907 (LINK_SPEC): Fix umbrella for above.
16909 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16911 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16914 2007-01-15 Tom Tromey <tromey@redhat.com>
16916 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16917 * doc/install.texi (Testing): Don't mention jacks.
16918 (Configuration): Document --enable-java-maintainer-mode. Move
16919 --with-java-home to libgcj-specific section. Document
16921 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16923 2007-01-15 Jan Hubicka <jh@suse.cz>
16925 * tree-ssa-dce.c (DCE_TODOs): New.
16926 (propagate_necessity): Return if something changed.
16927 (eliminate_unnecessary_stmts): Likewise.
16928 (perform_tree_ssa_dce): Return TODO flags when needed.
16929 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16931 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16933 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16934 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16935 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16936 patterns using X87MODEF12 mode macro. Extend operand 1
16937 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16938 (log10<mode>2): Ditto.
16939 (log2<mode>2): Ditto.
16940 (log1p<mode>2): Ditto.
16941 (logb<mode>2): Ditto.
16942 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16943 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16944 (*fxtractxf3_i387): Rename from *fxtractxf3.
16945 (fxtract_extend<mode>xf3_i387): New insn pattern.
16946 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16947 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16948 and gen_fyl2xxf3_i387().
16950 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16952 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16953 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16954 get_loop_exit_edges. Changed return type to bool.
16955 * cfgloop.h (fix_loop_placement): Declaration removed.
16957 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16959 * param.h (MIN_VECT_LOOP_BOUND): New.
16960 * params.def (MIN_VECT_LOOP_BOUND): New.
16961 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16962 argument - minimum threshold for number of iterations.
16963 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16964 argument to declaration.
16965 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16966 MIN_VECT_LOOP_BOUND.
16967 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16968 slpeel_tree_peel_loop_to_edge with additional argument.
16969 (vect_do_peeling_for_alignment): Likewise.
16970 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16972 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16975 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16976 operands of size 1.
16978 2007-01-14 Jan Hubicka <jh@suse.cz>
16980 * tree-dfa.c (remove_referenced_var): New function.
16981 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16982 prune referenced vars list too.
16983 * tree-flow.h (remove_referenced_var): Declare.
16985 2007-01-14 Jan Hubicka <jh@suse.cz>
16987 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16989 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16990 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16991 * except.h (verify_eh_throw_table_statements): Kill prototype.
16992 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16993 into call exrepssions.
16994 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16996 * tree-cfg.c: Include pointer-set.h.
16997 (verify_node_sharing): Work on pointer set.
16998 (verify_eh_throw_stmt_node): New.
16999 (verify_stmts): Use pointers sets, verify throw_stmt.
17001 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17003 * ipa-reference.c (analyze_function): Consider also addresses taken
17006 2007-01-12 Roger Sayle <roger@eyesopen.com>
17008 * c-typeck.c (null_pointer_constant_p): Replace use of
17009 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17010 (build_c_cast): Likewise.
17012 2007-01-12 Roger Sayle <roger@eyesopen.com>
17014 * tree.h (force_fit_type_double): Remove unused final argument.
17015 * c-common.c (constant_expression_warning): Replace use of
17016 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17017 (convert_and_check): Likewise.
17018 (shorten_compare): Update call to force_fit_type_double.
17019 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17020 * convert.c (convert_to_pointer): Update call to
17021 force_fit_type_double.
17022 * fold-const.c (force_fit_type_double): Remove overflowed_const
17024 (int_const_binop, fold_convert_const_int_from_int,
17025 fold_convert_const_int_from_real, fold_div_compare,
17026 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17027 fold_abs_const, fold_not_const): Remove the final argument from
17028 calls to force_fit_type_double.
17030 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17032 * configure.ac: Set insn to "nop" for spu-*-* also.
17033 * configure: Regenerate.
17035 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17037 * builtins.def : Add BUILT_IN_FREE.
17039 2007-01-12 Jan Hubicka <jh@suse.cz>
17041 PR tree-optimization/30443
17042 * tree-inline.c (tree_function_versioning): Do not optimize when
17043 cloning for inlining.
17045 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17047 * doc/loop.texi: Document recording of loop exits.
17048 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17049 (update_single_exits_after_duplication,
17050 update_single_exit_for_duplicated_loop,
17051 update_single_exit_for_duplicated_loops): Removed.
17052 (duplicate_loop_to_header_edge): Do not call
17053 update_single_exits_after_duplication and
17054 update_single_exit_for_duplicated_loops.
17055 (loop_version): Do not update single_exit information.
17056 (fix_loop_structure): Use record_loop_exits instead of
17057 mark_single_exit_loops.
17058 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17059 the lists of loop exits.
17060 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17061 split_edge, merge_blocks): Update the lists of loop exits.
17062 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17063 loop_optimizer_init.
17064 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17065 of mark_single_exit_loops.
17066 (loop_optimizer_finalize): Call release_recorded_exits.
17067 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17068 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17069 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17070 update single exit information.
17071 * lambda-code.c (perfect_nestify): Ditto.
17072 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17073 (mark_single_exit_loops): Removed.
17074 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17075 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17076 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17078 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17079 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17080 (verify_loop_structure): Verify consistency of the exit lists.
17081 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17082 (set_single_exit): Removed.
17083 * cfgloop.h (struct loop_exit): New function.
17084 (struct loop): single_exit_ field replaced by exits field.
17085 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17086 LOOPS_HAVE_RECORDED_EXITS.
17087 (struct loops): Added exits hash.
17088 (mark_single_exit_loops, set_single_exit): Declaration removed.
17089 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17091 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17093 * doc/invoke.texi: Avoid use of @headitem.
17095 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17097 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17099 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17101 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17104 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17105 Richard Sandiford <richard@codesourcery.com>
17107 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17108 * config/m68k/m68k.opt: Resort options.
17109 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17111 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17112 Richard Sandiford <richard@codesourcery.com>
17114 * doc/invoke.texi: Document the macros that are defined by
17115 m68k's -mtune and -mhard-float options.
17116 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17117 (m68k_cpp_cpu_family): Likewise.
17118 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17119 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17120 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17121 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17122 (m68k_cpp_cpu_family): Likewise.
17124 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17126 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17127 macros besides mc68000 as tuning macros. Use a switch statement
17128 to set them and mcpu32.
17130 2007-01-12 Julian Brown <julian@codesourcery.com>
17132 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17133 (TARGET_68040_ONLY): Rename to...
17134 (TARGET_68040): ...this.
17135 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17136 * config/m68k/m68k.md: Likewise.
17138 2007-01-12 Julian Brown <julian@codesourcery.com>
17139 Nathan Sidwell <nathan@codesourcery.com>
17140 Richard Sandiford <richard@codesourcery.com>
17142 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17143 the -mcpu= argument associated with the --with-cpu setting.
17144 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17145 if different from the one implied by the -mcpu setting.
17146 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17147 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17148 * doc/invoke.texi: Mention ColdFire in the introduction to the
17149 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17150 -mno-div and -mhard-float options. Make -m68881 a synonym for
17151 -mhard-float. Document the previously-undocumented -m5206e,
17152 -m528x, -m5307 and -m5407 options. Tweak the existing option
17153 documentation for consistency.
17154 * doc/install.texi: Mention new --with-cpu arguments.
17155 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17156 default CPU if neither -mcpu nor -march are specified.
17157 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17158 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17159 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17160 using m68k_tune to decide between families that implement the
17161 same ISA. Use m68k_tune to set __mcfv4e__.
17162 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17163 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17164 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17165 (FL_ISA_C, FL_ISA_MMU): New macros.
17166 (MASK_COLDFIRE): Delete.
17167 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17168 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17169 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17170 (TARGET_HARD_FLOAT): Do not define here.
17171 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17172 (TUNE_68000): New macro.
17173 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17174 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17175 (TUNE_CFV2): Redefine in terms of m68k_tune.
17176 (uarch_type, target_device, fpu_type): New enums.
17177 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17178 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17179 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17180 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17181 (FL_FOR_isa_c): New macros.
17182 (m68k_isa): New enum.
17183 (m68k_target_selection): New structure.
17184 (all_devices, all_isas, all_microarchs): New tables.
17185 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17186 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17187 (MASK_ALL_CPU_BITS): Delete.
17188 (m68k_find_selection): New function.
17189 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17190 Map the legacy target options to a combination of the new ones.
17191 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17192 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17193 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17195 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17196 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17198 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17199 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17200 * config/m68k/m68k-devices.def: New file.
17202 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17203 Nathan Sidwell <nathan@codesourcery.com>
17205 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17206 (SUBTARGET_EXTRA_SPECS): New macros.
17207 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17208 use %(asm_cpu_spec) instead.
17209 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17210 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17211 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17212 (EXTRA_SPECS): Rename to...
17213 (SUBTARGET_EXTRA_SPECS): ...this.
17215 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17216 Richard Sandiford <richard@codesourcery.com>
17217 Julian Brown <julian@codesourcery.com>
17219 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17220 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17221 to the configuration's default CPU.
17222 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17223 Remove default masks.
17224 (m680[012]0-*-*): Set the default with_cpu to the first part of
17226 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17227 (m68k*-*-linux): Extend the --with-cpu handling to...
17228 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17229 and m68010. Don't set target_cpu_default2.
17230 * doc/install.texi: Document --with-cpu for m68k.
17231 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17232 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17233 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17234 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17235 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17236 (ASM_SPEC): Remove use of %(asm_cpu_default).
17237 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17238 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17239 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17240 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17241 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17242 (TARGET_DEFAULT): Delete.
17243 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17244 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17245 (CPP_CPU_SPEC): Delete.
17246 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17247 the appropriate string.
17248 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17249 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17250 (ASM_SPEC): Don't use %(asm_default_spec).
17251 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17252 TARGET_DEFAULT and add MASK_68881.
17253 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17255 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17257 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17258 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17259 MASK_68010 alongside MASK_68020.
17260 * doc/invoke.texi: Document -m68010.
17261 * config/m68k/m68k.opt (m68010): New.
17262 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17264 (TUNE_68010): New macro.
17265 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17266 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17267 (M68K_CPU_m68332): Add MASK_68010.
17268 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17269 fallback definition.
17270 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17272 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17273 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17274 to all entries that use MASK_68020.
17275 (output_move_simode_const, output_move_himode, output_move_qimode)
17276 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17277 instead of TARGET_68020 to select clr behavior. Remove comment
17278 about there being no TARGET_68010.
17279 * config/m68k/m68k.md: Likewise throughout.
17281 2007-01-12 Julian Brown <julian@codesourcery.com>
17283 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17284 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17285 * config/m68k/m68k.md: Likewise.
17287 2007-01-12 Julian Brown <julian@codesourcery.com>
17289 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17290 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17292 2007-01-12 Julian Brown <julian@codesourcery.com>
17294 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17295 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17296 * config/m68k/m68k.md: Likewise.
17298 2007-01-12 Julian Brown <julian@codesourcery.com>
17299 Richard Sandiford <richard@codesourcery.com>
17301 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17302 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17303 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17305 (TARGET_CPU32): Rename to...
17306 (TUNE_CPU32): ...this.
17307 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17308 (TUNE_CFV2): New macros.
17309 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17310 remove conditions that are implied by TARGET_68020.
17311 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17312 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17313 (m68k_output_function_epilogue): Likewise.
17314 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17315 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17316 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17317 non-68000 timings. Refactor multiplication and division costs.
17318 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17319 TUNE_CPU32 instead of TARGET_CPU32.
17320 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17321 and TUNE_68060 instead of TARGET_68060.
17322 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17323 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17325 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17326 && !TARGET_COLDFIRE" to choose between moveq and clr.
17327 Likewise in the unnamed movsf pattern.
17328 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17329 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17332 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17334 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17335 of tabbing before backslashes.
17337 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17339 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17340 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17341 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17343 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17345 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17346 find_interesting_uses_cond.
17347 (find_interesting_uses_cond): Use extract_cond_operands.
17348 (rewrite_use_compare): Use extract_cond_operands and
17349 force_gimple_operand_bsi. Do not call update_stmt.
17350 (determine_use_iv_cost_condition): Use extract_cond_operands.
17351 Return cheaper of using original bound and changing the exit bound.
17353 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17355 PR tree-optimization/29516
17356 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17357 most_expensive_mult_to_index, addr_to_parts,
17358 create_mem_ref, maybe_fold_tmr): Make the type of
17359 fields of TARGET_MEM_REF sizetype.
17360 (move_fixed_address_to_symbol, move_pointer_to_base):
17362 * tree.def (TARGET_MEM_REF): Add comment on types of
17365 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17367 * c-common.c (vector_types_convertible_p): Treat opaque types as
17368 always convertible if they have the same size, but not otherwise.
17370 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17372 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17373 Remove the b_unconditional field.
17374 (noce_try_sign_mask): Do not look at b_unconditional.
17375 (noce_process_if_block): Do not use merge_if_blocks. Update
17376 the CFG here. Do not set b_unconditional.
17377 (cond_move_process_if_block): Likewise.
17378 (find_cond_trap): Likewise.
17379 (check_cond_move_block): Require simple jump insns at the end
17380 of the basic block.
17382 2007-01-11 Jan Hubicka <jh@suse.cz>
17384 PR tree-optimization/1046
17385 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17386 when alias info is not ready.
17387 (pass_tail_recursion): Do not require aliasing.
17388 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17389 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17390 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17391 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17392 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17393 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17394 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17396 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17397 When aliasing is not build, mark statement as volatile.
17399 2007-01-11 Tom Tromey <tromey@redhat.com>
17401 PR preprocessor/15185, PR preprocessor/20989:
17402 * doc/cppopts.texi <-MT>: Update description of algorithm for
17403 computing default target.
17404 <-M, -MD>: Reword "basename" text.
17406 2007-01-11 Roger Sayle <roger@eyesopen.com>
17408 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17409 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17410 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17411 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17412 fold_builtin_bswap, real_constp, fold_builtin_pow,
17413 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17414 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17415 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17416 * convert.c (convert_to_pointer): Likewise.
17417 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17418 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17419 const_binop, fold_convert_const_int_from_int,
17420 fold_convert_const_int_from_real,
17421 fold_convert_const_real_from_real, sign_bit_p,
17422 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17423 fold_sign_changed_comparison, fold_unary, fold_comparison,
17424 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17425 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17426 * print-tree.c (print_node_brief, print_node): Likewise.
17427 * stor-layout.c (place_field, layout_type): Likewise.
17428 * tree-chrec.c (keep_cast): Likewise.
17429 * tree.c (build_vector, build_real, build_real_from_int_cst,
17430 build_complex): Likewise.
17432 2007-01-11 Roger Sayle <roger@eyesopen.com>
17434 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17435 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17437 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17439 * configure.ac (strict1_warn): Rename to strict_warn.
17440 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17441 cc_set_by_configure, quoted_cc_set_by_configure,
17442 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17443 all_boot_languages, all_stagestuff): Remove.
17444 (target_list): Remove bootstrap targets.
17445 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17446 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17447 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17448 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17449 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17450 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17451 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17452 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17453 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17454 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17455 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17456 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17457 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17458 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17459 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17460 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17461 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17462 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17463 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17464 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17465 (mostlyclean): Adjust.
17466 (clean, distclean): Don't mention bootstrap stuff.
17467 * configure: Regenerate.
17468 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17469 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17470 treelang/config-lang.in (stagestuff): Remove.
17471 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17472 stageprofile, stagefeedback, stagestuff): Remove mention.
17474 2007-01-11 Nick Clifton <nickc@redhat.com>
17476 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17478 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17479 (mcore_arith_K_S_operand): Run the test for the S constraint not
17480 the test for the M constraint.
17481 (mcore_addsub_operand): Do not accept integer values that are
17482 larger than 32 bits.
17483 * config/mcore/mcore.md: Remove unused constraints from split.
17484 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17485 (addsi3): Likewise.
17486 (allocate_stack): Likewise.
17487 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17488 operands to 32 bits.
17489 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17491 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17492 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17493 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17494 mcore_output_bclri, mcore_output_andn, output_inline_const,
17495 mcore_output_move, mcore_output_movedouble): Likewise.
17496 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17497 (output_inline_const): Likewise.
17498 (output_inline_const): Fix format strings used in sprintf
17500 * config/mcore/mcore-protos.h: Update prototypes for changed
17501 functions in mcore.c.
17502 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17503 HOST_WIDE_INT and not int.
17504 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17505 CONST_OK_FOR_N): Likewise.
17506 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17507 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17510 2007-01-10 Jan Hubicka <jh@suse.cz>
17512 * tree-vrp.c (remove_range_assertions): Release defs.
17513 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17514 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17516 2007-01-10 Paul Brook <paul@codesourcery.com>
17518 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17519 * config/arm/arm.md (mulsi3subsi): New insn.
17521 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17523 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17524 (tree_transform_and_unroll_loop): New.
17525 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17528 2007-01-10 Robert Kennedy <jimbob@google.com>
17530 * fold-const.c (fold_comparison): Fold comparisons like (x *
17531 1000 < 0) to (x < 0).
17533 2007-01-10 Ian Lance Taylor <iant@google.com>
17535 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17536 operands have the same priority.
17538 2007-01-10 Tom Tromey <tromey@redhat.com>
17540 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17541 (fold_binary): Likewise.
17542 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17543 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17544 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17545 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17546 * langhooks.h (struct lang_hooks): Removed field
17547 'can_use_bit_fields_p'.
17549 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17551 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17553 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17555 * function.c (get_last_funcdef_no): New function.
17556 * function.h (get_last_funcdef_no): Declare.
17557 * tree-inline.c (initialize_cfun): Add initialization.
17558 (tree_function_versioning): Cleanup.
17560 2007-01-10 Jan Hubicka <jh@suse.cz>
17562 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17565 2007-01-10 Sa Liu <saliu@de.ibm.com>
17566 Ben Elliston <bje@au.ibm.com>
17568 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17569 for SAVE_NONLOCAL and Pmode for any other save level.
17570 * spu-protos.h (spu_restore_stack_block): Declare.
17571 * spu.md (save_stack_block): Remove.
17572 (restore_stack_block): Call spu_restore_stack_block.
17573 * spu.c (spu_restore_stack_block): New function.
17574 (spu_expand_epilogue): Remove old comment.
17576 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17578 PR tree-optimization/30322
17579 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17580 (cand_value_at): Return the value as aff_tree.
17581 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17582 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17583 aff_combination_mult): New functions.
17584 (aff_combination_add): Use aff_combination_add_cst.
17585 (aff_combination_convert): Allow conversions to a wider type.
17586 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17587 * tree-affine.h (aff_combination_mult): Declare.
17589 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17591 * doc/tm.texi: Update documentation to reflect reality of exec
17592 and start file search behaviours. Update copyright year.
17593 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17594 header file directories.
17596 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17598 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17599 (*cosxf2): Rename to cosxf2_i387.
17600 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17601 using X87MODEF12 mode macro. Rename patterns to
17602 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17604 (*cosdf2, *cossf2): Ditto.
17605 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17606 to match extended input operands.
17607 (sincos<mode>3): New expander.
17608 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17609 insn patterns and corresponding splitters.
17611 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17613 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17614 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17616 2007-01-09 Nicolas Pitre <nico@cam.org>
17619 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17621 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17623 * target.h (struct gcc_target): New field library_rtti_comdat.
17624 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17625 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17626 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17627 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17629 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17631 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17633 2007-01-08 Richard Guenther <rguenther@suse.de>
17635 * tree.h (force_fit_type_double): Export.
17636 (force_fit_type): Remove.
17637 * fold-const.c (force_fit_type_double): New function.
17638 (force_fit_type): Remove.
17639 (int_const_binop): Use it.
17640 (fold_convert_const_int_from_int): Likewise.
17641 (fold_convert_const_int_from_real): Likewise.
17642 (fold_div_compare): Likewise.
17643 (fold_sign_changed_comparison): Likewise.
17644 (fold_unary): Likewise.
17645 (fold_negate_const): Likewise.
17646 (fold_abs_const): Likewise.
17647 (fold_not_const): Likewise.
17648 * c-common.c (shorten_compare): Use force_fit_type_double.
17649 * convert.c (convert_to_pointer): Likewise.
17651 2007-01-08 Richard Guenther <rguenther@suse.de>
17653 * tree.h (build_int_cst_wide_type): Export.
17654 * tree.c (build_int_cst_wide_type): New function.
17655 (build_int_cst_wide): Fix comment.
17656 * builtins.c (fold_builtin_object_size): Use build_int_cst
17657 to build -1 or 0 of the correct type. Use fit_double_type
17658 to check for overflow.
17659 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17661 (decode_field_reference): Likewise.
17662 (all_ones_mask_p): Likewise.
17663 (native_interpret_int): Use build_int_cst_wide_type.
17664 (fold_binary): Use build_int_cst_type to build an all-ones
17666 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17668 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17670 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17672 2007-01-09 Ben Elliston <bje@au.ibm.com>
17674 * genautomata.c (STATS_OPTION): New option.
17675 (stats_flag): New flag.
17676 (gen_automata_option): Handle it.
17677 (initiate_automaton_gen): Ditto.
17678 (write_automata): Output statistics only if stats_flag is
17679 set. Likewise, output time statistics only if time_flag is set.
17680 * doc/md.texi (Processor pipeline description): Document new flag.
17682 2007-01-08 Richard Guenther <rguenther@suse.de>
17684 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17685 * tree.c (build_int_cst_type): Likewise.
17686 (size_in_bytes): Don't call force_fit_type on the result.
17687 (int_fits_type_p): Use fit_double_type.
17688 * fold-const.c (fit_double_type): New function.
17689 (force_fit_type): Use it.
17690 * tree.h (fit_double_type): Export.
17692 2007-01-08 Jan Hubicka <jh@suse.cz>
17694 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17695 * ipa.c (function_and_variable_visibility): Fix return type.
17697 2007-01-08 Richard Guenther <rguenther@suse.de>
17699 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17700 of offset to build the index.
17701 * tree-pretty-print.c (dump_generic_node): Don't build negated
17702 const just for printing.
17703 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17704 * builtins.c (fold_builtin_int_roundingfn): Check if result
17705 fits the type by using force_fit_type and comparing the result.
17706 * predict.c (predict_loops): Use compare_tree_int for comparison.
17707 * tree.c (build_int_cst): Fall back to integer_type_node for
17709 (build_int_cst_wide): Assert type is non-null.
17711 2007-01-08 Roberto Costa <roberto.costa@st.com>
17713 * tree-vrp.c (extract_range_from_cond_expr): New.
17714 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17715 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17717 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17718 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17719 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17720 used as expressions.
17721 * tree-object-size.c (cond_expr_object_size): New.
17722 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17724 2007-01-08 Jan Hubicka <jh@suse.cz>
17726 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17727 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17730 2007-01-08 Richard Guenther <rguenther@suse.de>
17732 PR tree-optimization/23603
17733 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17734 (extract_range_from_binary): Fall back to truthvalue instead of
17735 varying for TRUTH_*_EXPR.
17736 (extract_range_from_comparison): Fall back to truthvalue instead of
17738 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17739 if all visited PHI values were constant.
17741 2007-01-08 Jan Hubicka <jh@suse.cz>
17743 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17744 (cgraph_analyze_function): break out from ...
17745 (cgraph_finalize_compilation_unit): ... here.
17746 (cgraph_expand_function): Remove forgoten commented out line.
17747 (cgraph_optimize): Analyze functions.
17749 2007-01-08 Jan Hubicka <jh@suse.cz>
17751 * tree-pas.h (TODO_remove_function): New flag.
17752 (TODO_update*): Renumber.
17753 (pass_ipa_increase_alignment,
17754 pass_ipa_function_and_variable_visibility): New passes.
17755 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17756 (cgraph_function_and_variable_visibility): Move to ipa.c
17757 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17758 cgraph_increase_alignment.
17759 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17760 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17761 calling tree-inline.
17762 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17763 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17764 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17765 (gate_increase_alignment): New function.
17766 (pass_ipa_increase_alignment): New pass.
17767 * ipa.c: Inline tree-pass.h and timevar.h
17768 (function_and_variable_visibility): Move here from cgraphunit.c
17769 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17770 * passes.c (init_optimization_passes): Add the two new passes.
17771 (execute_todo): Handle cgraph_remove_functions.
17773 2007-01-08 Nick Clifton <nickc@redhat.com>
17775 * config/frv/predicates.md (reg_or_0_operand): Accept
17778 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17780 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17781 * config.gcc: Add bfin*-rtems*.
17783 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17785 * c.opt: Add -flax-vector-conversions.
17786 * c-typeck.c (convert_for_assignment): Pass flag to
17787 vector_types_convertible_p to allow emission of note.
17788 (digest_init): Likewise.
17789 * c-opts.c: Handle -flax-vector-conversions.
17790 * c-common.c (flag_lax_vector_conversions): New.
17791 (vector_types_convertible_p): Unless -flax-vector conversions
17792 has been passed, disallow conversions between vectors with
17793 differing numbers of subparts and/or element types. If such
17794 a conversion is disallowed, possibly emit a note on the first
17795 occasion only to inform the user of -flax-vector-conversions.
17796 The new last argument specifies this.
17797 * c-common.h (flag_lax_vector_conversions): New.
17798 (vector_types_convertible_p): Add extra argument.
17799 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17800 char_type_node for V*QI type vectors.
17801 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17802 Update to satisfy new typechecking rules.
17803 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17804 C and C++ variants.
17805 * doc/invoke.texi (C Dialect Options): Document
17806 -flax-vector-conversions.
17808 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17810 PR tree-optimization/29877
17811 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17812 a register variable on the RHS to not be replaceable.
17814 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17815 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17816 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17817 const_simm15, const_pow2, const_npow2): Added.
17818 * config/score/misc.md (insv, extv, extzv, movmemsi,
17819 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17820 * config/score/score.c (score_address_cost, score_select_cc_mode):
17822 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17823 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17824 Update score_print_operand.
17825 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17826 Adjust register allocate order and update some macro define.
17827 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17828 mdx_block_move_straight, mdx_block_move_loop_head,
17829 mdx_block_move_loop_body, mdx_block_move_loop_foot,
17830 mdx_block_move_loop, mdx_block_move): Added.
17831 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17832 mdp_limm): Updated and fix some bug and typo.
17833 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17834 (movsf, movdf, doloop_end): Added.
17836 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17838 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17839 config/arm/thumb2.md: Fix comment typos.
17840 * doc/extend.texi: Fix a typo.
17842 2007-01-07 Eric Christopher <echristo@apple.com>
17844 * configure.ac: Check for __stack_chk_fail for darwin.
17845 * configure: Regenerate.
17847 2007-01-07 Richard Guenther <rguenther@suse.de>
17849 * tree-vrp.c (extract_range_from_assert): CSE calls to
17850 compare_values where possible.
17851 (extract_range_from_unary_expr): Likewise.
17853 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17855 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17856 * config/avr/avr.c (call_insn_operand): Delete function.
17857 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17858 instead of register number. Use predicates.
17859 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17860 call_insn_operand): Add.
17862 2007-01-06 Jan Hubicka <jh@suse.cz>
17864 * tree-pass.h (pass_build_cgraph_edges): Declare.
17865 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17866 (visited_nodes): Remove.
17867 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17868 build_cgrpah_edges; make visited_nodes local.
17869 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17870 (record_references_in_initializer): Move to cgraphbuild.c
17871 (initialize_inline_failed, rebuild_cgraph_edges,
17872 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17873 (verify_cgraph_node): Make visited_nodes local.
17874 (cgraph_analyze_function): Do not call cgraph_create_edges and
17875 initialize_inline_failed.
17876 (cgraph_expand_function): Do not call cgraph_lower_function;
17877 assert that function is already lowered.
17878 * Makefile.in (cgraphbuild.o): New.
17879 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17880 at the end of lowering passes.
17882 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17884 * ifcvt.c (cond_move_convert_if_block): New function, code
17885 factored out from...
17886 (cond_move_process_if_block): ...here. Call the new function
17887 on the THEN and ELSE blocks.
17888 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17889 already takes care of this.
17891 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17894 * tree.h (TREE_OVERFLOW_P): New.
17895 * c-typeck.c (parser_build_unary_op): Warn only if result
17896 overflowed and operands did not.
17897 (parser_build_binary_op): Likewise.
17898 (convert_for_assignment): Remove redundant overflow_warning.
17899 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17901 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17903 * c-typeck.c (store_init_value): Split over two lines to follow
17904 the GNU coding style.
17906 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17908 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17909 __GXX_EXPERIMENTAL_CXX0X__.
17910 * doc/cpp.texi: Same.
17912 2007-01-05 Richard Guenther <rguenther@suse.de>
17914 PR middle-end/27826
17915 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17916 with mismatched types. Instead explicitly build a
17917 conversion NOP_EXPR.
17919 2007-01-05 Ian Lance Taylor <iant@google.com>
17921 * c-common.c (decl_with_nonnull_addr_p): New function.
17922 (c_common_truthvalue_conversion): Call it.
17923 * c-typeck.c (build_binary_op): Likewise.
17924 * c-common.h (decl_with_nonnull_addr_p): Declare.
17926 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17929 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17932 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17934 * doc/install.texi (Final install): Document the fact that
17935 the GNAT runtime should not be stripped.
17937 2007-01-04 Jan Hubicka <jh@suse.cz>
17939 * tree-inline.c (fold_marked_statements): Update operand caches
17940 and EH after folding
17942 2007-01-04 Ian Lance Taylor <iant@google.com>
17944 * c-common.c (check_function_nonnull): Whitespace fix.
17946 2007-01-04 Jan Hubicka <jh@suse.cz>
17948 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17949 comitted older version of patch.
17950 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17951 function, celanup cfg and collect garbage.
17953 2007-01-04 Mike Stump <mrs@apple.com>
17955 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17958 2007-01-04 Eric Christopher <echristo@apple.com>
17960 * libgcc2.c (__bswapsi2): Use SItype.
17961 (__bswapdi2): Use DItype.
17962 * libgcc2.h: Update for above.
17964 2007-01-04 Paul Brook <paul@codesourcery.com>
17966 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17967 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17968 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17969 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17970 umulsi3_highpart): Make conditional on !arm_arch6.
17971 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17972 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17973 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17974 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17975 umulsi3_highpart_v6): New insns.
17977 2007-01-04 Roger Sayle <roger@eyesopen.com>
17979 * fold-const.c (fold_convert): When casting an expression to void,
17980 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17981 have a type. Instead of attempting to build a NOP_EXPR, return
17982 these "special" trees directly.
17984 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17986 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17987 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17988 rs6000_cost->fp not 0 as adjustment for outer NEG.
17990 2007-01-04 Jan Hubicka <jh@suse.cz>
17992 * cgraph.c (cgraph_release_function_body): New function.
17993 (cgraph_remove_node): Use it.
17994 * cgraph.h (cgraph_release_function_body): Declare.
17995 * cgraphunit.c (cgraph_expand_function): Use it.
17996 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17997 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17998 is initialized and while compilation of other function is running.
17999 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18000 statement CFG annotations from here to ...
18001 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18003 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18005 * cfgloop.h (enum li_flags): Make the constants powers of two.
18007 2007-01-04 Jan Hubicka <jh@suse.cz>
18009 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18011 (fold_marked_statements): New function.
18012 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18013 * tree-inline.h (copy_body_data): Add statements_to_fold.
18015 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18017 * config.gcc: Mention libgcc/config.host.
18018 * Makefile.in: Update comments mentioning libgcc.
18019 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18020 (all.cross, start.encap, rest.encap, rest.cross): Update
18021 dependencies for libgcc move.
18022 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18023 (clean-target, clean-target-libgcc): Delete.
18024 (srcdirify, GCC_EXTRA_PARTS): New macros.
18025 (libgcc-support, libgcc.mvars): New rules.
18026 (distclean): Remove mention of mklibgcc.
18027 (install): Don't reference INSTALL_LIBGCC.
18028 (install-common): Don't reference EXTRA_PARTS.
18029 (install-libgcc, install-multilib): Delete rules.
18030 * mklibgcc.in: Delete file.
18031 * doc/configfiles.texi: Don't mention mklibgcc.
18033 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18034 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18035 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18036 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18037 (mklibgcc, ldblspecs): Likewise.
18039 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18040 (posixpre.def): Use $(T).
18041 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18042 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18043 (SHLIB_LINK): Make dummy.
18044 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18046 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18048 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18049 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18050 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18051 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18053 * configure.ac (all_outputs): Remove mklibgcc.
18054 * configure: Regenerated.
18056 2007-01-03 Josh Conner <jconner@apple.com>
18058 PR middle-end/29683
18059 * calls.c (compute_argument_addresses): Set stack and stack_slot
18060 for partial args, too.
18061 (store_one_arg): Use locate.size.constant for the size when
18062 generating a save_area.
18064 2007-01-03 Robert Kennedy <jimbob@google.com>
18066 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18067 whose definitions are deleted due to basic block merging.
18069 2007-01-03 Paul Brook <paul@codesourcery.com>
18072 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18074 (use_return_insn): Return 0 for Thumb interrupt functions.
18075 (print_multi_reg): Add rfe argument for IRQ returns.
18076 (arm_output_epilogue): Pop interrupt return address directly into PC.
18077 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18079 2007-01-03 Paul Brook <paul@codesourcery.com>
18081 Merge from sourcerygxx-4_1.
18082 * config/arm/thumb2.md: New file.
18083 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18085 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18086 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18087 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18088 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18090 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18091 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18093 * config/arm/ieee754-sf.S: Ditto.
18094 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18095 (thumb1_base_register_rtx_p): ... to this.
18096 (thumb_index_register_rtx_p): Rename...
18097 (thumb1_index_register_rtx_p): ... to this.
18098 (thumb_output_function_prologue): Rename...
18099 (thumb1_output_function_prologue): ... to this.
18100 (thumb_legitimate_address_p): Rename...
18101 (thumb1_legitimate_address_p): ... to this.
18102 (thumb_rtx_costs): Rename...
18103 (thumb1_rtx_costs): ... to this.
18104 (thumb_compute_save_reg_mask): Rename...
18105 (thumb1_compute_save_reg_mask): ... to this.
18106 (thumb_final_prescan_insn): Rename...
18107 (thumb1_final_prescan_insn): ... to this.
18108 (thumb_expand_epilogue): Rename...
18109 (thumb1_expand_epilogue): ... to this.
18110 (arm_unwind_emit_stm): Rename...
18111 (arm_unwind_emit_sequence): ... to this.
18112 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18113 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18114 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18115 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18116 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18117 thumb2_output_casesi): New functions.
18118 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18119 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18120 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18121 THUMB2_WORK_REGS): Define.
18122 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18123 arm_condexec_mask, arm_condexec_masklen)): New variables.
18124 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18125 (arm_override_options): Check new CPU capabilities.
18126 Set new architecture flag variables.
18127 (arm_isr_value): Handle v7m interrupt functions.
18128 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18130 (const_ok_for_arm): Handle Thumb-2 constants.
18131 (arm_gen_constant): Ditto. Use movw when available.
18132 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18134 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18135 (thumb_find_work_register, arm_load_pic_register,
18136 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18137 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18138 print_multi_reg, output_mov_long_double_fpa_from_arm,
18139 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18140 output_mov_double_fpa_from_arm, output_move_double,
18141 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18142 output_return_instruction, arm_output_function_prologue,
18143 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18144 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18145 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18146 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18147 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18148 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18150 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18151 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18152 (arm_file_start): Output directive for unified syntax.
18153 (arm_unwind_emit_set): Handle stack alignment instruction.
18154 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18155 Add v6t2, v7, v7a, v7r and v7m.
18156 (RETLDM): Add Thumb-2 code.
18157 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18158 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18159 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18160 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18161 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18162 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18163 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18164 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18165 ADJUST_INSN_LENGTH): Define.
18166 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18167 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18168 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18169 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18170 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18171 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18172 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18173 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18174 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18175 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18176 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18177 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18178 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18179 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18180 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18181 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18182 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18184 * config/arm/arm-tune.md: Regenerate.
18185 * config/arm/arm-protos.h: Update prototypes.
18186 * config/arm/vfp.md: Enable patterns for Thumb-2.
18187 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18188 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18189 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18190 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18191 * config/arm/libunwind.S: Add Thumb-2 code.
18192 * config/arm/constraints.md: Update include Thumb-2.
18193 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18194 * config/arm/ieee754-df.S: Ditto.
18195 * config/arm/bpabi.S: Ditto.
18196 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18197 * config/arm/predicates.md (low_register_operand,
18198 low_reg_or_int_operand, thumb_16bit_operator): New.
18199 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18200 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18201 * config/arm/t-arm-elf: Add armv7 multilib.
18202 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18204 (UNSPEC_STACK_ALIGN, ce_count): New.
18205 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18206 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18208 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18209 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18210 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18211 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18212 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18213 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18215 * doc/extend.texi: Document ARMv7-M interrupt functions.
18216 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18218 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18220 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18221 (struct _Unwind_Context): Rename args_size to flags, remove
18222 signal_frame field, add a new args_size field and version field.
18223 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18224 _Unwind_IsExtendedContext): New inline functions.
18225 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18226 Assume by_value array is only present if _Unwind_IsExtendedContext.
18227 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18228 _Unwind_IsSignalFrame.
18229 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18230 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18231 (uw_init_context_1): Initialize context->flags to
18232 EXTENDED_CONTEXT_BIT.
18233 * config/rs6000/linux-unwind.h (frob_update_context): Use
18234 _Unwind_SetSignalFrame.
18236 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18238 PR middle-end/30353
18239 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18240 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18243 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18245 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18246 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18247 RET, AT_SP): Remove.
18248 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18251 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18252 * cfgbuild.c (find_basic_blocks): Likewise.
18253 * cfgrtl.c (rtl_create_basic_block): Likewise.
18254 * function.c (temp_slots_at_level): Likewise.
18255 * reg-stack.c (stack_regs_mentioned): Likewise.
18256 * regclass.c (allocate_reg_info): Likewise.
18257 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18258 set_bb_for_stmt, move_block_to_fn): Likewise.
18259 * tree-complex.c (tree_lower_complex): Likewise.
18260 * vec.h (VEC_safe_grow_cleared): New.
18262 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18264 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18266 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18267 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18269 * cfgloopmanip.c (scale_loop_frequencies): Export.
18270 (loopify): Scale the frequencies by prescribed coefficients.
18271 (set_zero_probability): New function.
18272 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18273 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18274 and frequencies according to arguments.
18275 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18277 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18278 * modulo-sched.c (sms_schedule): Set probabilities for entering
18279 versioned loop correctly.
18280 * tree-vect-transform.c (vect_transform_loop): Ditto.
18281 * cfgloop.h (loopify, loop_version): Declaration changed.
18282 (scale_loop_frequencies): Declared.
18284 2007-01-02 Jan Hubicka <jh@suse.cz>
18286 * cgraph.c: Include tree-flow.h
18287 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18288 early_local_passes.
18289 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18290 * tree-pass.h (pass_all_early_optimizations): Declare.
18291 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18292 early_local_passes.
18293 (cgraph_analyze_function): Do early_local_passes.
18294 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18295 Do not add referenced vars.
18296 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18298 (gate_all_early_local_passes): New gate.
18299 (pass_early_local_passes): Use new gate.
18300 (execute_early_local_optimizations): New functions.
18301 (gate_all_early_optimizations): New gate.
18302 (pass_all_early_optimizations): New pass.
18303 (execute_free_datastructures): Free SSA only when initialized.
18304 (gate_init_datastructures): Init only when optimizing.
18305 (tree_lowering_passes): Do early local passes when called late.
18306 * tree-profile.c (do_tree_profiling): Don't profile functions added
18308 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18309 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18311 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18312 during early_local_passes.
18313 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18316 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18318 * Makefile.in: Update copyright year.
18320 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18322 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18323 in $(lang_checks) and check-consistency targets.
18325 2007-01-02 Jan Hubicka <jh@suse.cz>
18327 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18328 Do not add referenced vars.
18329 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18331 * passes.c (init_optimization_passes): Put mudflap_2 after
18332 free_datastructures.
18334 2007-01-02 Jan Hubicka <jh@suse.cz>
18336 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18337 Set NOTHROW flag on call statements proved to be nothrow.
18338 Update statement of local calls so new pure/const functions are
18339 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18341 (tree_rest_of_compilation): Register hooks and initialize bitmap
18342 early. Do not set after_inlining flag.
18344 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18346 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18347 HOST_BITS_PER_LONGLONG
18349 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18352 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18353 warning for non-static initializers.
18355 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18357 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18358 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18359 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18360 Always use set_unique_reg_note to add REG_EQUAL notes.
18362 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18365 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18367 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18368 * cfgbuild.c (find_basic_blocks): Likewise.
18369 * cfgrtl.c (rtl_create_basic_block): Likewise.
18370 * function.c (temp_slots_at_level): Likewise.
18371 * reg-stack.c (stack_regs_mentioned): Likewise.
18372 * regclass.c (allocate_reg_info): Likewise.
18373 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18374 set_bb_for_stmt, move_block_to_fn): Likewise.
18375 * tree-complex.c (tree_lower_complex): Likewise.
18376 * vec.h (VEC_safe_grow_cleared): New.
18378 2007-01-02 Ian Lance Taylor <iant@google.com>
18380 * c-common.c (c_common_truthvalue_conversion): When warning about
18381 using an assignment as a truth value, set TREE_NO_WARNING.
18383 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18386 * c.opt (Wold-style-declaration): New.
18387 * doc/invoke.texi (C-only Warning Options): New.
18388 (Wold-style-declaration): Document it.
18389 (Wextra): Enabled by -Wextra.
18390 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18391 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18392 -Wold-style-declaration.
18394 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18396 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18397 * cfgbuild.c (find_basic_blocks): Likewise.
18398 * cfgrtl.c (rtl_create_basic_block): Likewise.
18399 * function.c (temp_slots_at_level): Likewise.
18400 * reg-stack.c (stack_regs_mentioned): Likewise.
18401 * regclass.c (allocate_reg_info): Likewise.
18402 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18403 set_bb_for_stmt, move_block_to_fn): Likewise.
18404 * tree-complex.c (tree_lower_complex): Likewise.
18405 * vec.h (VEC_safe_grow_cleared): New.
18407 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18409 * c-common.c (c_common_nodes_and_builtins): Since variants of
18410 void_type_node get built before it is given a name, we need to
18411 give those variants the name, too.
18412 (complete_array_type): We need to work with the canonical main
18413 type of the array, from which we will build the qualified version.
18414 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18415 * print-tree.c (print_node): Display canonical type information
18417 * stor-layout.c (layout_type): When we don't know the
18418 alignment of a type for which we're building an array, we end up
18419 guessing wrong, so make the type require structural equality.
18420 * tree.c (make_node_stat): When we build a new type, it is its
18421 own canonical type.
18422 (build_type_attribute_qual_variant): When building an attribute
18423 variant, its canonical type is the non-attribute variant. However,
18424 if the attributes are target-dependent and they differ, we need to
18425 use structural equality checks for this type.
18426 (build_qualified_type): A qualified type is not equivalent to its
18427 unqualified variant; set the canonical type appropriately.
18428 (build_distinct_type_copy): When building a distinct type from
18429 another type, the new type is its own canonical type.
18430 (build_variant_type_copy): When building a new type variant, we
18431 assume that it is equivalent to the original type.
18432 (build_pointer_type_for_mode): When building a pointer type, also
18433 build a canonical type pointer.
18434 (build_reference_type_for_mode): When building a reference type,
18435 also build a canonical type reference.
18436 (build_index_type): When we can't hash an index type (e.g.,
18437 because its maximum value is negative), the index type requires
18438 structural equality tests.
18439 (build_array_type): Build the canonical form of an array type.
18440 (build_function_type): Function types require structural equality,
18441 because they contain default arguments, attributes, etc.
18442 (build_method_type_directly): Ditto for method types.
18443 (build_offset_type): Build the canonical offset type.
18444 (build_complex_type): Build the canonical vector type.
18445 (make_vector_type): Build the canonical vector type.
18446 * tree.h (TYPE_CANONICAL): New.
18447 (TYPE_STRUCTURAL_EQUALITY_P): New.
18448 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18449 (struct tree_type): Added "canonical" field.
18450 * params.h (VERIFY_CANONICAL_TYPES): New.
18451 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18452 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18453 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18454 * doc/invoke.texi (verify-canonical-types): Document --param
18455 parameter for verifying canonical types.
18457 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18459 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18460 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18461 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18462 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18464 * config/rs6000/e500.h: New.
18465 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18466 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18468 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18469 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18470 TARGET_E500_DOUBLE): Remove.
18471 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18472 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18473 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18474 * config/rs6000/rs6000.c (rs6000_override_options): Use
18475 CHECK_E500_OPTIONS.
18477 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18479 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18480 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18481 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18482 rs6000_emit_cmove): Don't check TARGET_E500.
18483 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18484 sordered): Don't check TARGET_E500.
18486 2007-01-01 Eric Christopher <echristo@apple.com>
18488 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18489 HARD_REGISTER_NUM_P.
18491 2007-01-01 Roger Sayle <roger@eyesopen.com>
18493 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18494 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18495 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18498 2007-01-01 Mike Stump <mrs@apple.com>
18500 * configure.ac: Remove support for building with Apple's gcc-3.1.
18502 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18504 PR middle-end/30311
18505 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18506 REG is a hard register. Do not modify REG before calling
18508 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18509 multiple of the size of YMODE for certain lowpart cases.
18511 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18513 PR middle-end/30253
18514 * gimplify (voidify_wrapper_expr): Update for
18515 GIMPLE_MODIFY_STMT.
18517 2007-01-01 Andreas Schwab <schwab@suse.de>
18520 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18521 save of BR0 in extra_spill_size instead of spill_size.
18522 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18524 (ia64_expand_epilogue): Restore BR0 from its new location.
18526 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18528 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18529 Use a temporary variable if the left hand side is not a gimple
18532 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18534 * gimplify.c (gimplify_return_expr): Make the temporary variable
18535 for the return expression, a gimple register variable.
18537 2007-01-01 Jan Hubicka <jh@suse.cz>
18539 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18542 2007-01-01 Mike Stump <mrs@apple.com>
18544 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18546 * config/darwin.c (machopic_select_rtx_section): Use
18547 HAVE_GAS_LITERAL16.
18548 (darwin_mergeable_constant_section): Likewise.
18549 * configure: Regenerate.
18550 * config.in: Regenerate.
18552 2007-01-01 Jan Hubicka <jh@suse.cz>
18553 Andrew Pinski <pinskia@gmail.com>
18555 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18556 before starting IPA passes.